1 2008-10-16 Jakub Jelinek <jakub@redhat.com>
3 PR tree-optimization/37664
4 * fold-const.c (fold_binary): When optimizing comparison with
5 highest or lowest type's value, don't consider TREE_OVERFLOW.
7 2008-10-16 David Edelsohn <edelsohn@gnu.org>
10 * Makefile.in (coverage.o): Depend on $(TM_P_H).
11 * coverage.c: Include tm_p.h.
12 * config/rs6000/x-aix (jc1): Override LDFLAGS.
13 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
14 dollar signs from PREFIX.
15 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
16 instead of manual strip_name_encoding.
18 2008-10-16 Richard Guenther <rguenther@suse.de>
21 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
22 volatile qualified functions or methods as relevant.
24 2008-10-16 Jakub Jelinek <jakub@redhat.com>
26 PR tree-optimization/37525
27 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
28 sizetype unsigned constants, both in the case of C and bounds.
30 2008-10-15 Jan Hubicka <jh@suse.cz>
32 * ira-emit.c (change_regs): Return false when replacing reg by
35 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
38 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
39 HARD_REGNO_CALL_PART_CLOBBERED.
41 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
44 * ira-lives.c (mark_early_clobbers): Remove.
45 (make_pseudo_conflict, check_and_make_def_use_conflicts,
46 check_and_make_def_conflicts,
47 make_early_clobber_and_input_conflicts,
48 mark_hard_reg_early_clobbers): New functions.
49 (process_bb_node_lives): Call
50 make_early_clobber_and_input_conflicts and
51 mark_hard_reg_early_clobbers. Make hard register inputs live
54 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
55 early clobbers of pseudo-registers.
57 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
60 * ira-build.c (ira_flattening): Recalculate
61 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
62 from the scratch instead of the propagation.
64 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
66 * doc/rtl.texi (const_double): Remove the "addr" operand.
67 Describe CONST_DOUBLE_* macros under const_double rather
69 (const_fixed): Fix the operand description.
70 (const): Add an @findex directive.
71 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
72 after the constant rtl table.
73 (fix): Combine floating-point and fixed-point descriptions.
75 * sched-deps.c (sched_analyze_2): Remove reference to
78 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
80 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
82 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
83 for UNSPEC_GOTSYM_OFFs.
84 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
85 (add_GOT_to_pic_reg): Use it.
86 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
88 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
89 Harsha Jagasia <harsha.jagasia@amd.com>
91 PR tree-optimization/37485
92 * graphite.c (gmp_cst_to_tree): Moved.
93 (iv_stack_entry_is_constant): New.
94 (iv_stack_entry_is_iv): New.
95 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
96 (loop_iv_stack_insert_constant): New.
97 (loop_iv_stack_pop): Use new datatpype.
98 (loop_iv_stack_get_iv): Same.
99 (loop_iv_stack_get_iv_from_name): Same.
100 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
101 (loop_iv_stack_patch_for_consts): New.
102 (loop_iv_stack_remove_constants): New.
103 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
104 (translate_clast): Call loop_iv_stack_patch_for_consts and
105 loop_iv_stack_remove_constants.
106 (gloog): Use new datatype. Redirect construction edge to end
107 block to avoid accidental deletion.
108 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
110 (union iv_stack_entry_data): New. Data in iv stack entry.
111 (struct iv_stack_entry): New. Datatype for iv stack entries.
113 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
115 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
116 * graphite.c (free_scop): Same.
118 (free_scattering): New.
119 (build_cloog_prog): Call free_scattering.
120 (patch_phis_for_virtual_defs): Fix memleak.
121 (graphite_trans_bb_strip_mine): Same.
124 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
125 Harsha Jagasia <harsha.jagasia@amd.com>
127 PR tree-optimization/37828
128 * graphite.c (graphite_trans_loop_block): Do not loop block
131 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
133 PR tree-optimization/37686
134 * tree-loop-linear.c (linear_transform_loops): Build a
135 loop nest vector. Pass it to lambda_compute_access_matrices.
136 * tree-data-ref.h (struct access_matrix): Store the loop nest
137 relative to which it encodes the information.
138 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
139 (am_vector_index_for_loop): Reimplemented: iterate over the
140 loop nest for finding the loop index in the access matrix.
141 (lambda_compute_access_matrices): Update declaration.
142 * lambda-code.c (build_access_matrix): Pass the loop nest and
144 (lambda_compute_access_matrices): Same.
146 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
148 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
149 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
150 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
151 already implies hard float. Also fix several insn condition
152 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
154 2008-10-15 David Edelsohn <edelsohn@gnu.org>
157 Based on patches by Laurent Vivier.
158 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
159 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
160 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
161 dollar sign to underscore.
162 (ASM_OUTPUT_EXTERNAL): Same.
163 (ASM_OUTPUT_LABELREF): New.
164 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
166 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
167 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
168 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
169 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
171 2008-10-15 Jakub Jelinek <jakub@redhat.com>
173 PR tree-optimization/36881
174 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
175 that each value doesn't need runtime relocations, for !flag_pic
176 check that each value is just a valid initializer constant.
178 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
180 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
181 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
182 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
183 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
185 (REG_CLASS_NAMES): Update accordingly.
186 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
187 rather than an unpredictable descriptive string.
188 * config/mips/mips.c (mips_register_move_cost): Remove comment.
189 (mips_register_move_cost): Check for specific COP*_REGS classes,
190 instead of ALL_COP_AND_GR_REGS.
191 (mips_ira_cover_classes): New function.
192 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
193 (TARGET_IRA_COVER_CLASSES): Define.
195 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
198 * tree.c (build_type_attribute_qual_variant): Hash on the
199 unqualified type, and don't overwrite an existing
200 (type_hash_eq): Make the TYPE_NAME of the types significant, to
201 allow distinguishing between wchar_t and its underlying type. This
202 also means that we'll retain a little more typedef information.
204 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
205 Dmitry Melnik <dm@ispras.ru>
206 Dmitry Zhurikhin <zhur@ispras.ru>
207 Alexander Monakov <amonakov@ispras.ru>
208 Maxim Kuvyrkov <maxim@codesourcery.com>
210 * target.h (struct gcc_target): Update prototypes of needs_block_p
212 * haifa-sched.c (create_check_block_twin): Update calls to the above.
213 * sel-sched.c (create_speculation_check): Likewise.
214 * doc/tm.texi: Provide documentation for new target hooks.
216 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
217 (ia64_gen_spec_insn): Removed.
218 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
219 ia64_gen_spec_check): New static functions.
220 (ia64_alloc_sched_context, ia64_init_sched_context,
221 ia64_set_sched_context, ia64_clear_sched_context,
222 ia64_free_sched_context, ia64_get_insn_spec_ds,
223 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
224 (ia64_needs_block_p): Change prototype.
225 (ia64_gen_check): Rename to ia64_gen_spec_check.
226 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
227 into declaration, add special memory dependencies handling.
228 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
229 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
230 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
231 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
232 Define new target hooks.
233 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
234 (ia64_optimization_options): Turn on selective scheduling with -O3,
235 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
236 with selective scheduling.
237 (ia64_override_options): Initialize align_loops and align_functions
238 to 32 and 64, respectively. Set global selective scheduling flags
239 according to target-dependent flags.
240 (rtx_needs_barrier): Support UNSPEC_LDS_A.
241 (group_barrier_needed): Use new mstop-bit-before-check flag.
243 (dfa_state_size): Make global.
244 (spec_check_no, max_uid): Remove.
245 (mem_ops_in_group, current_cycle): New variables.
246 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
247 Initialize new variables.
248 (is_load_p, record_memory_reference): New functions.
249 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
251 (ia64_variable_issue): Change use of current_sched_info to
252 sched_deps_info. Update comment. Note if a load or a store is issued.
253 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
254 advance if maximal number of loads or stores was issued on current
256 (scheduled_good_insn): New static helper function.
257 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
258 a group barrier is needed. Fix vertical spacing. Guard the code
259 doing state transition with last_scheduled_insn check.
260 Mark that a stop bit should be before current insn if there was a
261 cycle advance. Update current_cycle and mem_ops_in_group.
262 (ia64_h_i_d_extended): Change use of current_sched_info to
263 sched_deps_info. Reallocate stops_p by larger chunks.
264 (struct _ia64_sched_context): New structure.
265 (ia64_sched_context_t): New typedef.
266 (ia64_alloc_sched_context, ia64_init_sched_context,
267 ia64_set_sched_context, ia64_clear_sched_context,
268 ia64_free_sched_context): New static functions.
269 (gen_func_t): New typedef.
270 (get_spec_load_gen_function): New function.
271 (SPEC_GEN_EXTEND_OFFSET): Declare.
272 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
273 (get_mode_no_for_insn): Change the condition that prevents use of
274 special hardware registers so it can now handle pseudos.
275 (get_spec_unspec_code): New function.
276 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
277 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
278 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
279 during selective scheduling.
280 (ia64_speculate_insn): Use ds_get_speculation_types when
281 determining whether we need to change the pattern.
282 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
283 (ia64_spec_check_src_p): Support new speculation/check codes.
284 (struct bundle_state): New field.
285 (issue_nops_and_insn): Initialize it.
286 (insert_bundle_state): Minimize mid-bundle stop bits.
287 (important_for_bundling_p): New function.
288 (get_next_important_insn): Use important_for_bundling_p.
289 (bundling): When shifting TImode from unimportant insns, ignore
290 also group barriers. Assert that best state is found before
291 the backward bundling pass. Print number of mid-bundle stop bits.
292 Minimize mid-bundle stop bits. Check correct calculation of
293 mid-bundle stop bits.
294 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
295 (final_emit_insn_group_barriers): Emit stop bits before insns starting
297 (sel2_run): New variable.
298 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
299 scheduling pass instead of schedule_ebbs.
301 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
302 (UNSPEC_LDS_A): New UNSPEC.
303 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
304 movti_internal, movsf_internal, movdf_internal,
305 movxf_internal): Make visible. Add speculable* attributes.
306 (output_c_nc): New mode attribute.
307 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
308 mov<mode>_nc, zero_extend<mode>di2_nc,
309 advanced_load_check_nc_<mode>): New insns.
310 (zero_extend*): Add speculable* attributes.
312 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
313 (msched-stop-bits-after-every-cycle): Likewise.
314 (msched-max-memory-insns,
315 msched-max-memory-insns-hard-limit): Likewise.
316 (msched-spec-verbose): Remove.
317 (msched-prefer-non-data-spec-insns,
318 msched-prefer-non-control-spec-insns, msched-count-spec-in-critical-path,
319 msel-sched-dont-check-control-spec): Use Target
320 Report Var instead of Common Report Var.
322 * config/ia64/itanium2.md: Remove incorrect bypass.
324 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
326 2008-10-14 Jakub Jelinek <jakub@redhat.com>
329 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
332 2008-10-14 Ben Elliston <bje@au.ibm.com>
334 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
336 2008-10-13 Joseph Myers <joseph@codesourcery.com>
338 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
341 2008-10-13 Matthias Klose <doko@ubuntu.com>
343 * config/pa/linux-atomic.c: Work around missing header file
344 for hppa64-linux-gnu targets.
346 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
347 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
348 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
349 Grace Cao <grace_cao@playstation.sony.com>
351 * doc/invoke.texi (-mgen-cell-microcode): Document.
352 (-mwarn-cell-microcode): Document.
353 * cfglayout.c (locator_location): Export.
354 * rtl.h (locator_location): Define prototype.
355 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
356 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
357 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
358 (mwarn-cell-microcode): New option.
359 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
360 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
361 cell and not already set.
362 Turn off string instructions if not generating cell microcode.
363 (rs6000_final_prescan_insn): New function that warns about microcoded
365 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
366 * config/rs6000/rs6000.md
367 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
368 the instruction would have been microcoded on the Cell.
369 Set cell_micro to always on unnamed patterns for the string instructions.
370 (cell_micro): Update definition, remove load/store conditional microcoded.
371 (sign_extend:DI): Define new pattern for non microcoded version.
372 (sign_extend:SI): Likewise.
373 (compare (div:P)): Set cell_micro to not.
374 (andsi3): Define as an expand.
375 (andsi3_mc): New pattern.
376 (andsi3_nomc): New pattern.
377 (andsi3_internal0_nomc): New pattern.
378 (andsi3_internal2): Rename to ...
379 (andsi3_internal2_mc): this and enable iff generating microcode.
380 (andsi3_internal3): Rename to ...
381 (andsi3_internal3_mc): this and enable iff generating microcode.
382 (andsi3_internal4): Enable iif generating microcode.
383 (andsi3_internal5): Rename to ..
384 (andsi3_internal5_mc): this and enable iff generating microcode.
385 (andsi3_internal5_nomc): New pattern.
386 (extzvdi_internal1): Enable iff generating microcode.
387 (extzvdi_internal2): Likewise.
388 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
389 (anddi3): Change to expand.
390 (anddi3_mc): Rename from anddi3.
391 (anddi3_no_mc): New pattern.
392 (anddi3_internal2): Rename to ..
393 (anddi3_internal2_mc): this and enable iff generating microcode.
394 (anddi3_internal2_nomc): New pattern.
395 (anddi3_internal3): Rename to ..
396 (anddi3_internal3_mc): this and enable iff generating microcode.
397 (anddi3_internal3_nomc): New pattern.
398 (movti_string): Set cell_micro to always if TARGET_STRING.
399 (stmsi8): Set cell_micro to always.
405 (stmsi8_power): Likewise.
406 (stmsi7_power): Likewise.
407 (stmsi6_power): Likewise.
408 (stmsi5_power): Likewise.
409 (stmsi4_power): Likewise.
410 (stmsi3_power): Likewise.
411 (movsi_update2): Enable iff generating microcode.
412 (movhi_update3): Likewise.
413 (lmw): Set cell_micro to always.
415 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
417 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
418 * config/s390/s390.c (machine_function): Remove
419 decomposed_literal_pool_addresses_ok_p.
420 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
421 the difference of two labels.
422 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
423 (s390_pool_offset): New function.
424 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
425 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
427 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
429 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
430 (powerpc*-*-linux-gnu*): Describe.
431 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
432 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
433 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
434 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
435 config/rs6000/e500crtres32gpr.asm,
436 config/rs6000/e500crtres64gpr.asm,
437 config/rs6000/e500crtres64gprctr.asm,
438 config/rs6000/e500crtrest32gpr.asm,
439 config/rs6000/e500crtrest64gpr.asm,
440 config/rs6000/e500crtresx32gpr.asm,
441 config/rs6000/e500crtresx64gpr.asm,
442 config/rs6000/e500crtsav32gpr.asm,
443 config/rs6000/e500crtsav64gpr.asm,
444 config/rs6000/e500crtsav64gprctr.asm,
445 config/rs6000/e500crtsavg32gpr.asm,
446 config/rs6000/e500crtsavg64gpr.asm,
447 config/rs6000/e500crtsavg64gprctr.asm: Use it.
448 * config/rs6000/crtsavres.asm: Really remove.
450 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
453 * c-format.c (convert_format_name_to_system_name): Use
454 TARGET_OVERRIDES_FORMAT_INIT.
455 * config.gcc (extra_options): Add for mingw targets mingw.opt.
456 * config/i386/mingw.opt: New.
457 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
458 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
459 (ms_printf_length_specs): Removed const specifier.
460 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
461 * doc/invoke.texi (Wno-pedantic-ms-format): New.
463 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
465 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
466 * doc/install.texi: Bump recommended MPFR to 2.3.2.
468 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
471 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
472 sure that ref has valid bb.
474 2008-10-12 Richard Henderson <rth@redhat.com>
477 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
478 * alias.c (value_addr_p, stack_addr_p): Remove.
479 (nonoverlapping_memrefs_p): Remove IRA special case.
480 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
481 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
482 * reload1.c (alter_reg): Use it.
484 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
486 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
487 of registers instead of eax, ebx, ecx and edx. Use for loop
488 and check register for non-zero value before the call
489 to decode_caches_intel.
491 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
493 PR rtl-optimization/37448
494 * df.h: (df_ref_class): New enum.
495 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
496 (struct df_ref): Replaced with union df_ref_d.
497 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
498 New members of df_ref_d union.
499 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
500 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
501 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
502 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
503 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
504 DF_REF_EXTRACT_MODE): Replaced definition to access union
506 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
507 (df_scan_bb_info, df_bb_regno_first_def_find,
508 df_bb_regno_last_def_find, df_find_def, df_find_use,
509 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
510 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
511 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
512 df_get_artificial_defs, df_get_artificial_uses, union_defs)
513 Replaced struct df_ref * with df_ref.
514 * df-scan.c (df_collection_rec, df_null_ref_rec,
515 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
516 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
517 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
518 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
519 df_reorganize_refs_by_reg_by_reg,
520 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
521 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
522 df_sort_and_compress_refs, df_install_ref, df_install_refs,
523 df_ref_record, df_get_conditional_uses, df_get_call_refs,
524 df_bb_refs_record, df_exit_block_uses_collect,
525 df_record_exit_block_uses, df_reg_chain_mark,
526 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
527 df_ref * with df_ref.
528 (df_ref_record, df_uses_record, df_ref_create_structure): Added
529 df_ref_class parameter.
530 (df_scan_problem_data): Added new pools for different types of
532 (df_scan_free_internal, df_scan_alloc, df_free_ref,
533 df_ref_create_structure): Processed new ref pools.
534 (df_scan_start_dump): Added counts of refs and insns.
535 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
536 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
537 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
538 code to pass df_ref_class down to ref creation functions.
539 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
540 df_reg_chain_mark): Use macros to hide references to df_refs.
541 (df_ref_chain_change_bb): Removed.
542 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
543 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
544 Enhanced to understand df_ref union structure.
545 * fwprop.c (local_ref_killed_between_p, use_killed_between,
546 all_uses_available_at, update_df, try_fwprop_subst,
547 forward_propagate_subreg, forward_propagate_and_simplify,
548 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
549 df_ref * with df_ref.
550 (use_killed_between, all_uses_available_at): Use macros to hide
551 references to df_refs.
552 * regstat.c (regstat_bb_compute_ri,
553 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
555 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
556 see_handle_relevant_refs, see_analyze_one_def,
557 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
558 struct df_ref * with df_ref.
559 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
560 global_conflicts): Replaced struct df_ref * with df_ref.
561 * ddg.c (create_ddg_dep_from_intra_loop_link,
562 add_cross_iteration_register_deps, build_inter_loop_deps):
563 Replaced struct df_ref * with df_ref.
564 (create_ddg_dep_from_intra_loop_link,
565 add_cross_iteration_register_deps): Use macros to hide references
567 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
568 df_ref * with df_ref.
569 * df-core.c (df_bb_regno_first_def_find,
570 df_bb_regno_last_def_find, df_find_def, df_find_use,
571 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
572 debug_df_ref): Replaced struct df_ref * with df_ref.
573 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
574 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
576 * web.c (union_defs, entry_register, replace_ref, web_main):
577 Replaced struct df_ref * with df_ref.
578 (union_defs, replace_ref): Use macros to hide references to df_refs.
579 * global.c (compute_regs_asm_clobbered, build_insn_chain):
580 Replaced struct df_ref * with df_ref.
581 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
582 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
583 Replaced struct df_ref * with df_ref.
584 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
585 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
587 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
588 * df-byte-scan.c (df_compute_accessed_bytes_extract,
589 df_compute_accessed_bytes_strict_low_part,
590 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
591 Replaced struct df_ref * with df_ref.
592 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
593 * init-regs.c (initialize_uninitialized_regs): Replaced struct
594 df_ref * with df_ref.
595 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
596 check_dependency, check_dependencies, record_uses): Replaced
597 struct df_ref * with df_ref.
598 (invariant_for_use, check_dependency): Use macros to hide
599 references to df_refs.
600 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
601 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
602 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
603 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
604 references to df_refs.
605 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
607 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
608 * df-problems.c (df_rd_bb_local_compute_process_def,
609 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
610 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
611 df_chain_remove_problem, df_chain_create_bb_process_use,
612 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
613 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
614 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
615 df_byte_lr_simulate_artificial_refs_at_top,
616 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
617 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
618 df_simulate_uses, df_simulate_artificial_refs_at_end,
619 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
621 (df_chain_dump): Use macros to hide references to df_refs.
622 * config/mips/mips.c (r10k_simplify_address): Replaced struct
623 df_ref * with df_ref.
624 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
625 mark_artificial_uses, mark_reg_dependencies,
626 byte_dce_process_block): Replaced struct df_ref * with df_ref.
628 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
630 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
632 (array_ref_element_size): Likewise.
633 (array_ref_low_bound): Likewise.
634 (array_ref_up_bound): Likewise.
635 * expr.c (contains_packed_reference): Likewise.
636 (array_ref_element_size): Likewise.
637 (array_ref_low_bound): Likewise.
638 (array_ref_up_bound): Likewise.
639 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
640 with ARRAY_RANGE_REF.
641 (idx_find_step): Likewise.
642 (idx_record_use): Likewise.
643 (strip_offset_1): Likewise.
644 (idx_remove_ssa_names): Likewise.
646 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
647 Andi Kleen <ak@linux.intel.com>
649 * config/i386/cpuid.h (__cpuid_count): New defines.
650 * config/i386/driver-i386.c (struct cache_desc): New structure.
651 (describe_cache): Use struct cache_desc to pass cache descriptions.
652 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
653 (detect_caches_amd): Use struct cache_desc to describe caches.
654 (decode_caches_intel): Use struct cache_desc to pass cache
655 descriptions. Update descriptions to match latest (rev -032,
656 December 2007) CPUID documentation. Do not check valid bit here.
657 Check for Xeon MP value 0x49 problems.
658 (detect_caches_cpuid2): New function, split from detect_caches_intel.
659 Check valid bit before calling decode_caches_intel. Detect number
660 of times to repeat CPUID instruction.
661 (detect_caches_cpuid4): New function.
662 (detect_caches_intel): Depending on max_level, call
663 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
664 only when other methods fail to provide valid L2 cache description.
666 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
669 * pa.md (call, call_value): Generate an rtx for register r4 and pass
670 it to PIC call patterns.
671 (call_symref_pic): Revise pattern to expose PIC register save. Remove
672 code generation and attributes from pattern. Change peephole2 to split
673 for noreturn case. Revise split pattern for non noreturn case.
674 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
675 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
676 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
679 2008-10-11 David Edelsohn <edelsohn@gnu.org>
681 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
682 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
684 (divdf3): Reformat long line.
686 2008-10-11 Michael J. Eager <eager@eagercon.com>
688 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
690 (rs6000_handle_option): Process -mfpu options.
691 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
692 (enum fpu_type_t): New.
693 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
694 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
696 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
697 (floatdidf2): Add TARGET_SINGLE_FPU condition.
698 * config/rs6000/rs6000.opt (-mfpu): New.
700 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
701 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
702 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
703 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
704 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
706 2008-10-11 Jakub Jelinek <jakub@redhat.com>
709 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
710 LO_SUM on Darwin if mode has just one unit.
712 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
715 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
716 has been optimized out.
718 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
720 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
721 instead of PIC_DIRECT_ADDR_P.
722 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
723 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
724 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
725 (PIC_OFFSET_P): Rename to...
726 (PCREL_SYMOFF_P): ...this.
727 (PIC_DIRECT_ADDR_P): Delete.
728 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
730 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
731 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
732 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
733 * config/sh/sh.c (print_operand): Remove CONST handling.
734 (unspec_caller_rtx_p): Rewrite to use split_const and check
735 the operands of UNSPEC bases.
736 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
737 with (unspec [A B] UNSPEC_SYMOFF).
738 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
740 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
741 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
742 (UNSPEC_EXTRACT_U16): Likewise.
743 (UNSPEC_SYMOFF): Likewise.
744 (UNSPEC_PCREL_SYMOFF): Likewise.
745 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
747 (movsi_const_16bit): Likewise.
748 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
749 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
750 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
751 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
752 with (unspec [A B] UNSPEC_SYMOFF).
753 (symPLT_label2reg): Replace (minus A (minus B pc)) with
754 (unspec [A B] PCREL_UNSPEC_SYMOFF).
755 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
756 (Csu): Likewise UNSPEC_EXTRACT_U16.
757 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
758 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
760 2008-10-10 Stepan Kasal <skasal@redhat.com>
762 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
763 for loop strip mining and loop blocking.
765 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
767 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
768 vary types depending on debug info.
770 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
772 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
773 before ensuring it's already computed.
775 2008-10-09 Jakub Jelinek <jakub@redhat.com>
777 * rtl.h (locator_eq): New decl.
778 * cfglayout.c (locator_scope): New function.
779 (insn_scope): Use it.
780 (locator_eq): New function.
781 (fixup_reorder_chain): Search for last insn in src bb
782 that has locator set or first insn in dest bb. Use
783 locator_eq instead of == to compare locators.
784 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
785 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
786 == to compare locators.
788 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
790 * gimple-low.c (lower_function_body, lower_gimple_return,
791 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
792 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
793 goto_block on edges if goto_locus is known.
796 * tree.h (get_object_alignment): Declare.
797 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
798 get_object_alignment if needed.
799 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
801 (get_object_alignment): ... here. New function. Try harder to
802 determine alignment from get_inner_reference returned offset.
804 2008-10-08 Jakub Jelinek <jakub@redhat.com>
806 * graphite.c (gloog): Don't call find_unreachable_blocks
807 before delte_unreachable_blocks.
809 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
810 goto_locus of true_edge into RTL locator.
812 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
814 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
815 (*jcc_btdi_mask_rex64): Ditto.
817 (*jcc_btsi_mask): Ditto.
818 (*jcc_btsi_1): Ditto.
819 (*jcc_btsi_mask_1): Ditto.
821 2008-10-08 Paul Brook <paul@codesourcery.com>
823 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
824 compatible profiler (__gnu_mcount_nc).
825 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
827 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
829 * config/i386/i386.c (initial_ix86_tune_features): Add
830 X86_TUNE_USE_VECTOR_FP_CONVERTS.
831 * config/i386/i386.h (ix86_tune_indices): Likewise.
832 (TARGET_USE_VECTOR_FP_CONVERTS): New.
834 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
835 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
836 for FP to FP splitters.
838 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
840 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
843 2008-10-08 Jakub Jelinek <jakub@redhat.com>
847 PR rtl-optimization/37341
848 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
849 to ORIG_BB, pass through ORIG_BB recursively.
850 (cse_condition_code_reg): Adjust caller.
852 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
854 * sdbout.c (sdbout_one_type): Treat the value type
855 CONST_DECL for enumerals.
857 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
859 * config/i386/i386.md: Remove trailing white spaces.
861 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
863 PR rtl-optimization/37448
864 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
865 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
867 (struct output_info) [count]: Renamed total_created and made
869 (struct output_info) [size]: Renamed total_allocated and made
871 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
872 Properly keep track of desc->size.
873 (print_statistics, dump_alloc_pool_statistics): Enhance the
874 printing of statistics to print the number of elements and to use
877 2008-10-07 Jakub Jelinek <jakub@redhat.com>
880 * opts.h (CL_SAVE): Move up to flags range.
881 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
882 CL_COMMON): Renumber.
883 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
884 * opts.c (common_handle_option): Revert last change.
886 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
888 * config/i386/i386-protos.h (ix86_schedule): New.
890 * config/i386/i386.c (ix86_schedule): New.
891 (override_options): Add schedule to processor_alias_table. Set
892 ix86_schedule from the schedule field in processor_alias_table.
893 (ix86_function_specific_save): Save ix86_schedule.
894 (ix86_function_specific_restore): Restore ix86_schedule.
896 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
897 ix86_tune. Add none and remove i386, i486, pentium4, nocona
900 * config/i386/i386.opt: Add schedule.
902 * config/i386/ppro.md: Remove generic32.
904 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
907 * expr.c (count_type_elements): Handle ERROR_MARK.
909 2008-10-07 Jakub Jelinek <jakub@redhat.com>
914 * basic-block.h (struct edge_def): Add goto_block field.
915 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
916 one insn with locus corresponding to edge's goto_locus if !optimize.
917 * profile.c (branch_prob): Copy edge's goto_block.
918 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
920 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
921 locator in between the merged basic blocks if !optimize and needed.
922 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
923 goto_locus into RTL locator. For unconditional jump use that
924 locator for the jump insn.
925 (expand_gimple_cond): Convert goto_block and goto_locus into
926 RTL locator for all remaining edges. For unconditional jump
927 use that locator for the jump insn.
928 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
929 there is more than one edge or insn locator along the forwarding
930 edges and !optimize. If there is just one, set e->goto_locus.
931 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
933 (move_block_to_fn): Adjust edge's goto_block.
935 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
938 * expmed.c (expand_mult): Properly check DImode constant in
941 2008-10-07 Jakub Jelinek <jakub@redhat.com>
944 * dwarf2out.c (common_block_die_table): New variable.
945 (common_block_die_table_hash, common_block_die_table_eq): New
947 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
948 COMMON block in the current scope rather than globally. Optimize
949 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
950 DW_OP_addr SYMBOL_REF+off.
952 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
954 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
955 Return true for non-addressable GIMPLE operands.
957 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
960 * config/i386/i386.c (initial_ix86_tune_features): Remove
961 X86_TUNE_USE_BIT_TEST.
962 * config/i386/i386.h (ix86_tune_indices): Likewise.
963 (TARGET_USE_BIT_TEST): Removed.
965 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
967 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
969 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
971 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
972 (mul<mode>3_mul3): ... into this new template.
974 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
976 * gimplify.c (gimplify_arg): Add location argument. Use it.
977 (gimplify_call_expr): Pass location to gimplify_arg.
978 (gimplify_modify_expr_to_memcpy): Same.
979 (gimplify_modify_expr_to_memset): Same.
981 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
983 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
984 Update calls to build_unary_op and build_indirect_ref for location
987 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
990 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
991 * c-typeck.c (array_to_pointer_conversion): Pass location to
993 (function_to_pointer_conversion): Use error_at and warning_at.
994 (build_indirect_ref): Same.
995 (build_array_ref): Pass location to build_binary_op.
996 (parser_build_unary_op): Do not set location after calling
998 (build_unary_op): Add location argument. Use it throughout. Set
999 EXPR_LOCATION before returning new tree.
1000 (build_modify_expr): Same.
1001 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1003 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1004 build_indirect_ref, build_modify_expr.
1005 (c_finish_omp_for): Same. Use error_at instead of error.
1006 * c-common.c (c_common_truthvalue_conversion): Pass location to
1008 (warn_for_div_by_zero): Add location argument.
1009 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1010 build_unary_op, warn_for_div_by_zero.
1011 * c-parser.c (c_parser_typeof_specifier): Use
1012 protected_set_expr_location.
1013 (c_parser_statement_after_labels): Same.
1014 (c_parser_condition): Same.
1015 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1016 (c_parser_conditional_expression): Use protected_set_expr_location.
1017 (c_parser_unary_expression): Pass location to build_indirect_ref.
1018 (c_parser_postfix_expression_after_primary): Pass location to
1019 build_indirect_ref, build_unary_op.
1020 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1022 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1024 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1025 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1026 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1028 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1029 (mips_issue_rate): Handle PROCESSOR_R10000.
1030 * config/mips/mips.md (cpu): Add r10000.
1032 * config/mips/10000.md: New file.
1034 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1036 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1037 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1038 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1040 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1042 * config/darwin-protos.h (machopic_function_base_name): Delete.
1043 (machopic_function_base_sym): Likewise.
1044 (machopic_gen_offset): Declare.
1045 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1046 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1047 * config/darwin.c (machopic_function_base_name): Delete.
1048 (machopic_function_base_sym): Likewise.
1049 (gen_pic_offset): Rename to...
1050 (machopic_gen_offset): ...this and remove the pic_base argument.
1051 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1052 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1053 crtl->uses_pic_offset_table.
1054 (machopic_indirect_data_reference): Use new machopic_gen_offset
1056 (machopic_legitimize_pic_address): Likewise.
1057 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1059 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1060 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1061 * config/i386/i386.c (output_set_got): Likewise.
1062 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1064 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1065 (legitimate_address_p): Likewise.
1066 (output_pic_addr_const): Likewise.
1067 (output_addr_const_extra): Likewise.
1068 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1069 match an UNSPEC rather than a MINUS.
1070 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1071 (builtin_setjmp_receiver): Use machopic_gen_offset.
1072 * config/i386/predicates.md (pic_symbolic_operand): Handle
1073 UNSPEC_MACHOPIC_OFFSET.
1075 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1076 Use machopic_gen_offset and machopic_operand_p.
1077 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1078 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1079 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1080 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1081 Set crtl->uses_pic_offset_table.
1083 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1085 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1087 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1088 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1089 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1090 (constant_pool_expr_p): Use split_const and check the base.
1091 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1093 (legitimate_constant_pool_address_p): Check toc_relative_p
1094 instead of constant_pool_expr_p.
1095 (print_operand_address): Always use output_addr_const for
1096 constant pool addresses.
1097 (rs6000_output_addr_const_extra): New function.
1098 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1100 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1104 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1105 (mark_ref_live, mark_ref_dead): Use them.
1106 (def_conflicts_with_inputs_p): Remove.
1107 (mark_early_clobbers): New function.
1108 (process_bb_node_lives): Call preprocess_constraints and
1109 mark_early_clobbers.
1111 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1113 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1115 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1116 lib with -mthread switch.
1118 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1121 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1122 function in two, making it call a new and reusable
1123 dwarf2out_imported_module_or_decl() that takes the containing
1124 BLOCK of the declaration in argument.
1125 (dwarf2out_imported_module_or_decl_real): New function.
1126 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1127 IMPORTED_DECL in account.
1128 * tree.def: Added IMPORTED_DECL node type.
1129 * tree.h: Added accessors for IMPORTED_DECL nodes.
1130 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1132 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1134 * doc/gimple.texi: Fix some typos, wrap some long lines,
1135 fix some broken wraps with continuations.
1136 * tree-ssa-reassoc.c: Fix comment typos.
1138 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1141 * pa.c (legitimize_pic_address): Force function labels to memory in
1144 2008-10-04 Anton Blanchard <anton@samba.org>
1146 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1147 (rs6000_split_atomic_op): Same.
1148 (rs6000_split_compare_and_swap): Same.
1149 (rs6000_split_compare_and_swapqhi): Same.
1151 2008-10-04 Richard Guenther <rguenther@suse.de>
1153 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1154 instead of pointer equality.
1155 (vn_nary_op_eq): Likewise.
1157 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1159 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1161 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1162 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1164 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1166 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1167 Revert previous change.
1169 2008-10-03 Tom Tromey <tromey@redhat.com>
1171 * stringpool.c (ggc_alloc_string): Terminate string.
1173 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1175 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1176 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1177 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1180 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1183 2008-10-03 Pascal Obry <obry@adacore.com>
1185 * gcov.c (create_file_names): Properly handle UNIX and DOS
1186 directory separators.
1187 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1188 separator to '~' to ensure clean filenames on Windows.
1190 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1192 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1193 Add a null terminator to the stripped name.
1195 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1197 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1198 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1199 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1200 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1201 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1202 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1203 TARGET_SINGLE_FLOAT.
1205 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1207 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1209 2008-10-02 Richard Guenther <rguenther@suse.de>
1212 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1213 and VECTOR_TYPE recurse with useless_type_conversion_p which
1214 properly handles void pointer conversion.
1216 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1219 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1220 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1222 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1224 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1225 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1226 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1227 they translate to non builtins.
1228 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1229 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1230 __builtin_vec_promote, __builtin_vec_extract, and
1231 __builtin_vec_insert.
1232 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1233 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1234 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1235 * config/rs6000/altivec.h (vec_extract): Define
1236 (vec_insert): Define.
1237 (vec_splats): Define.
1238 (vec_promote): Define.
1240 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1241 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1242 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1244 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1246 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1247 prototype. Add new parameter, blk.
1248 Use BLKmode for the MEM if blk is true.
1249 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1250 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1251 ALTIVEC_BUILTIN_STVRXL.
1252 Update usage of altivec_expand_lv_builtin.
1253 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1254 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1255 (altivec_init_builtins): If compiling for the Cell, also define the
1257 * config/rs6000/rs6000.h (rs6000_builtins): Define
1258 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1259 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1260 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1261 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1262 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1263 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1264 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1265 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1266 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1267 UNSPEC_STVRX, and UNSPEC_STVRXL.
1268 (altivec_lvlx): New pattern.
1269 (altivec_lvlxl): New pattern.
1270 (altivec_lvrx): New pattern.
1271 (altivec_lvrxl): New pattern.
1272 (altivec_stvlx): New pattern.
1273 (altivec_stvlxl): New pattern.
1274 (altivec_stvrx): New pattern.
1275 (altivec_stvrxl): New pattern.
1276 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1277 (vec_lvlxl): Likewise.
1278 (vec_lvrx): Define if PPU is defined.
1279 (vec_lvrxl): Likewise.
1280 (vec_stvlx): Define if PPU is defined.
1281 (vec_stvlxl): Likewise.
1282 (vec_stvrx): Define if PPU is defined.
1283 (vec_stvrxl): Likewise.
1285 2008-10-01 Geert Bosch <bosch@adacore.com>
1287 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1289 2008-10-01 Richard Guenther <rguenther@suse.de>
1291 PR tree-optimization/37617
1292 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1293 do not add to the NEW_SETS.
1295 2008-10-01 Richard Guenther <rguenther@suse.de>
1298 * tree-vrp.c (execute_vrp): If we optimized away the default
1299 case make sure to promote the label that got in place of it
1300 to a default case label.
1302 2008-10-01 Richard Henderson <rth@redhat.com>
1305 * tree-complex.c (set_component_ssa_name): Don't optimize
1306 is_gimple_min_invariant values with ssa_names in abnormal phis.
1308 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1310 PR tree-optimization/37662
1311 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1312 commutative binary operation if they are in the wrong order and
1313 fold_build2 produces non-GIMPLE.
1315 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1317 PR tree-optimization/37662
1318 PR tree-optimization/37663
1319 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1320 get_value_range with non-SSA_NAME. Don't assert operands have been
1321 folded, instead just bail out.
1323 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1325 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1327 2008-09-30 Richard Guenther <rguenther@suse.de>
1330 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1331 build restrict-qualified pointers.
1332 (vectorizable_store): Move alias check later.
1333 (vectorizable_load): Likewise.
1335 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1337 * c-common.c (empty_if_body_warning): Remove.
1338 * c-common.h (empty_if_body_warning): Remove.
1339 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1340 here the -Wempty-body warning for `if' and `else' statements.
1341 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1343 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1345 * config/i386/i386.opt: Add msse2avx.
1347 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1348 * config/i386/linux64.h (ASM_SPEC): Likewise.
1350 * doc/invoke.texi: Document -msse2avx.
1352 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1354 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1356 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1358 * ifcvt.c (noce_emit_store_flag): If using condition from original
1359 jump, reverse it if if_info->cond was reversed.
1361 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1363 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1364 non-constant memory if it cannot be forced to constant memory.
1365 Overhaul surrounding code and factor out common condition.
1367 2008-09-29 Jeff Law <law@redhat.com>
1369 * reload1.c (alter_reg): Add missing curly braces.
1371 2008-09-29 Michael J. Eager <eager@eagercon.com>
1373 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1375 * config/rs6000/rs6000.c (rs6000_override_options): Move
1376 rs6000_init_hard_regno_mode_ok after all options changed.
1377 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1378 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1379 -msimple-fpu flags. Add warning messages if single FP not configured.
1380 (rs6000_file_start): Output gnu_attribute for single-float.
1381 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1382 (rs6000_legitimize_address): Likewise.
1383 (rs6000_legitimize_reload_address): Likewise.
1384 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1385 TARGET_SINGLE_FLOAT.
1386 (function_arg_advance): Likewise (partial conversion).
1387 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1388 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1389 TARGET_SINGLE_FLOAT.
1390 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1391 (rs6000_emit_prologue): Likewise.
1392 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1393 TARGET_SINGLE_FLOAT.
1394 (rs6000_libcall_value): Likewise.
1395 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1396 (TARGET_DOUBLE_FLOAT): New default to 1
1397 (TARGET_SIMPLE_FPU): New default to 0
1398 (TARGET_SINGLE_FPU): New default to 0
1399 (TARGET_SINGLE_FLOAT_MODE): New.
1400 (TARGET_DOUBLE_FLOAT_MODE): New.
1401 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1402 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1404 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1405 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1406 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1407 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1408 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1409 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1410 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1411 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1412 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1413 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1414 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1415 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1416 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1417 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1418 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1419 cmptf_internal1, *cmptf_internal2): Condition on
1420 TARGET_DOUBLE_FLOAT.
1421 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1422 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1423 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1424 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1425 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1426 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1427 TARGET_SINGLE_FLOAT.
1428 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1429 * config/rs6000/rs6000.opt (-msingle-float): New.
1430 (-mdouble-float): New.
1431 (-msimple-fpu): New.
1432 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1433 -msingle-float, -mdouble-float, -msimple-fpu options.
1434 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1435 _SOFT_DOUBLE for -msingle-float.
1436 * config.gcc: New config for target=powerpc-xilinx-eabi.
1438 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1440 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1441 have exit and entry.
1442 (new_scop): Take entry and exit edge to define new SCoP.
1443 (sd_region_p): New structure used during SCoP detection.
1444 (move_scops): Delete.
1445 (move_sd_regions): New.
1446 (scopdet_info): Change the definition from edges back to basic_blocks.
1447 (scopdet_edge_info): Work on basic_blocks and rename to
1448 scopdet_basic_block_info.
1449 (split_difficult_bb): At the moment removed. We should later
1450 add it at another place.
1451 (build_scops_1): Work on basic_blocks.
1452 (bb_in_sd_region): New.
1453 (find_single_entry_edge): New.
1454 (find_single_exit_edge): New.
1455 (create_single_entry_edge): New.
1456 (sd_region_without_exit): New.
1457 (create_single_exit_edge): New.
1458 (unmark_exit_edges): New.
1459 (mark_exit_edges): New.
1460 (create_sese_edges): New.
1461 (build_graphite_scops): New.
1462 (build_scops): Make SCoPs SESE.
1463 (limit_scops): Use the new functions.
1465 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1467 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1469 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1472 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1473 address to a register before taking the lower part.
1475 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1477 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1480 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1481 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1484 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1485 the newly created variable.
1486 Create a VECTOR_CST of all 1s for vector types.
1488 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1491 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1493 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1495 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1496 order to convert between modes.
1497 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1499 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1501 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1504 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1507 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1511 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1513 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1514 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1515 them to yield false with MIPS16.
1517 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1520 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1521 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1522 mem_loc_descriptor failed. Accept UNSPEC.
1523 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1524 fail if one of the loc_descriptor calls for pieces failed.
1525 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1526 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1527 if loc_descriptor_from_tree_1 on offset failed.
1530 * opts.c (common_handle_option): Don't call print_specific_help with
1531 CL_SAVE as first argument.
1533 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1534 Steve Ellcey <sje@cup.hp.com>
1536 * configure: Regenerate for new libtool.
1537 * aclocal.m4: Ditto.
1539 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1541 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1542 alias set on MEM when saving stack pointer.
1543 * config/rs6000/rs6000.md (allocate_stack): Likewise
1545 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1547 PR tree-optimization/37574
1548 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1549 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1550 instead of vector_type for constants. Take computation out of loop.
1551 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1552 and use only vector_type for invariant case.
1553 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1555 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1558 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1559 the decl is a VAR_DECL or FUNCTION_DECL.
1561 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1564 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1565 (mark_ref_live, mark_ref_dead): Use them.
1566 (def_conflicts_with_inputs_p): Remove.
1567 (mark_early_clobbers): New function.
1568 (process_bb_node_lives): Call preprocess_constraints and
1569 mark_early_clobbers.
1571 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1573 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1576 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1577 (ira_compress_allocno_live_ranges): New prototype.
1579 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1580 (coalesced_allocnos_living_at_program_points): New.
1581 (coalesced_allocnos_live_at_points_p,
1582 set_coalesced_allocnos_live_points): New functions.
1583 (coalesce_spill_slots): Rewrite.
1585 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1586 ira_compress_allocno_live_ranges): New functions.
1588 * ira-build.c (ira_flattening): Call
1589 ira_compress_allocno_live_ranges.
1592 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1594 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1597 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1599 * combine.c (make_compound_operation): Handle the 'E' format.
1600 (count_rtxs): Likewise.
1601 (update_table_tick): Likewise.
1602 (get_last_value_validate): Likewise.
1604 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1606 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1608 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1610 * matrix-reorg.c (transform_allocation_sites): Initializers
1611 added to avoid the warning.
1613 2008-09-25 Martin Jambor <mjambor@suse.cz>
1615 * cgraph.c (free_nodes): New variable.
1616 (NEXT_FREE_NODE): New macro.
1617 (cgraph_create_node): Reuse nodes from the free list. Do not
1618 update uid if doing so.
1619 (cgraph_remove_node): Add the node to the free list.
1621 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1623 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1625 2008-09-24 Richard Henderson <rth@redhat.com>
1627 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1628 * unwind-dw2.c (execute_stack_op): Handle it.
1630 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1633 2008-09-24 Michael J. Eager <eager@eagercon.com>
1635 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1637 * c-common.c (fname_decl): New location argument.
1638 * c-common.h (fname_decl): Same.
1639 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1641 (c_parser_typeof_specifier): Same.
1642 (c_parser_parms_list_declarator): Same.
1643 (c_parser_asm_string_literal): Same.
1644 (c_parser_compound_statement_nostart): Same.
1645 (c_parser_label): Same.
1646 (c_parser_do_statement): Same.
1647 (c_parser_asm_statement): Same.
1648 (c_parser_unary_expression): Same.
1649 (c_parser_sizeof_expression): Same.
1650 (c_parser_postfix_expression): Same.
1651 (c_parser_pragma): Same.
1652 (c_parser_omp_clause_collapse): Same.
1653 (c_parser_omp_clause_num_threads): Same.
1654 (c_parser_omp_clause_schedule): Same.
1655 (c_parser_omp_all_clauses): Same.
1656 (c_parser_omp_sections_scope): Same.
1657 (c_parser_omp_for_loop): Same. Pass condition's location to
1658 c_objc_common_truthvalue_conversion.
1659 (c_parser_enum_specifier): Remove comment.
1661 2008-09-24 Michael J. Eager <eager@eagercon.com>
1663 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1665 * config/rs6000/rs6000.c (rs6000_override_options): Move
1666 rs6000_init_hard_regno_mode_ok after all options changed.
1667 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1668 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1669 -msimple-fpu flags. Add warning messages if single FP not configured.
1670 (rs6000_file_start): Output gnu_attribute for single-float.
1671 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1672 (rs6000_legitimize_address): Likewise.
1673 (rs6000_legitimize_reload_address): Likewise.
1674 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1675 TARGET_SINGLE_FLOAT.
1676 (function_arg_advance): Likewise.
1677 (function_arg): Likewise.
1678 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1679 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1680 TARGET_SINGLE_FLOAT.
1681 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1682 (rs6000_emit_prologue): Likewise.
1683 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1684 TARGET_SINGLE_FLOAT.
1685 (rs6000_libcall_value): Likewise.
1686 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1687 (TARGET_DOUBLE_FLOAT): New default to 1
1688 (TARGET_SIMPLE_FPU): New default to 0
1689 (TARGET_SINGLE_FPU): New default to 0
1690 (TARGET_SINGLE_FLOAT_MODE): New.
1691 (TARGET_DOUBLE_FLOAT_MODE): New.
1692 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1693 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1695 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1696 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1697 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1698 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1699 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1700 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1701 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1702 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1703 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1704 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1705 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1706 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1707 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1708 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1709 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1710 cmptf_internal1, *cmptf_internal2): Condition on
1711 TARGET_DOUBLE_FLOAT.
1712 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1713 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1714 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1715 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1716 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1717 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1718 TARGET_SINGLE_FLOAT.
1719 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1720 * config/rs6000/rs6000.opt (-msingle-float): New.
1721 (-mdouble-float): New.
1722 (-msimple-fpu): New.
1723 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1724 -msingle-float, -mdouble-float, -msimple-fpu options.
1725 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1726 _SOFT_DOUBLE for -msingle-float.
1727 * config.gcc: New config for target=powerpc-xilinx-eabi.
1729 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1731 * config/sparc/constraints.md: New file.
1732 * config/sparc/sparc.md: Include it.
1733 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1734 (sparc_extra_constraint_check): Delete.
1735 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1736 (memory_ok_for_ldd): New predicate.
1737 (sparc_extra_constraint_check): Delete.
1738 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1739 (CONST_OK_FOR_LETTER_P): Likewise.
1740 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1741 (EXTRA_CONSTRAINT): Likewise.
1743 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1745 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1747 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1749 * alias.c (find_base_value): Use FIND_BASE_TERM.
1750 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1752 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1754 * config/i386/i386.c: Include cselib.h.
1755 (ix86_pic_register_p): New function.
1756 (ix86_delegitimize_address): Use it to check for the PIC register.
1758 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1760 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1761 * config/i386/i386.c (ix86_find_base_term): Don't check for
1762 SYMBOL_REF and LABEL_REF.
1764 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1766 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1767 constant PLUS in a CONST.
1769 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1771 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1772 check for sibcall support for w64.
1774 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1776 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1778 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1780 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1781 parser_build_binary_op.
1782 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1783 * c-typeck.c (build_array_ref): Same.
1784 (parser_build_unary_op): New location argument.
1785 (pointer_diff): Pass location to build_binary_op,
1786 c_objc_common_truthvalue_conversion.
1787 (build_modify_expr): Same.
1788 (build_unary_op): New location argument.
1789 (build_binary_op): New location argument.
1790 (c_objc_common_truthvalue_conversion): Pass location to
1791 c_*common_truthvalue_conversion.
1792 * c-convert.c (convert): Same.
1793 * c-common.c (binary_op_error): New location argument.
1794 (pointer_int_sum): Pass location to build_binary_op.
1795 (c_common_truthvalue_conversion): New location argument.
1796 (warn_for_sign_compare): Same.
1797 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1798 binary_op_error, build_binary_op, warn_for_sign_compare.
1799 * c-parser.c (c_parser_condition): Pass location to
1800 c_*common_truthvalue_conversion.
1801 (c_parser_conditional_expression): Save condition's location and pass
1803 (c_parser_binary_expression): Same, but for the binary operator's
1805 (c_parser_omp_for_loop): Pass location to
1806 c_objc_common_truthvalue_conversion.
1808 2008-09-23 Martin Jambor <mjambor@suse.cz>
1810 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1811 (cgraph_node_remove_callees): New temporary f. Hold the next item
1813 (cgraph_node_remove_callers): Likewise.
1815 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1816 (ipa_node_removal_hook): Likewise.
1818 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1819 gimple_call_copy_skip_args and moved to the gimple_call section.
1820 * gimple.c (gimple_copy_call_skip_args): Renamed to
1821 gimple_call_copy_skip_args. Changed al users.
1823 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1825 * ira-color.c (start_allocno_priorities): Rename to
1826 setup_allocno_priorities. Use costs and
1827 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1828 range lengths. Get rid off doubles.
1829 (ira_fast_allocations): Call start_allocno_priorities.
1831 2008-09-22 David Daney <ddaney@avtrex.com>
1834 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1835 register if TARGET_LONG_CALLS.
1837 2008-09-22 Richard Guenther <rguenther@suse.de>
1839 PR tree-optimization/37145
1840 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1841 value-numbering union accesses with their offset and size only.
1842 (visit_reference_op_load): Fix simplification of inserted conversions.
1843 * tree-ssa-pre.c (find_or_generate_expression): Do not
1844 recursively generate expressions if running FRE.
1846 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1848 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1849 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1852 2008-09-22 Richard Guenther <rguenther@suse.de>
1854 PR tree-optimization/37145
1855 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1856 (phi_translate_1): Constant fold references.
1858 2008-09-22 Ira Rosen <irar@il.ibm.com>
1860 PR tree-optimization/37482
1861 * tree-vectorizer.h (struct _slp_instance): Add new field.
1862 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1863 (get_earlier_stmt): New function.
1864 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1866 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1867 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1868 asserts that GSI points to the scalar statement being vectorized.
1869 Set new statement location according to GSI.
1870 (vect_schedule_slp_instance): Use GSI of
1871 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1873 2008-09-21 Jan Hubicka <jh@suse.cz>
1875 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1876 (ipcp_insert_stage): Update dead_nodes bitmap.
1878 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1881 * config/i386/t-cygming (SHLIB_LC): Remove.
1882 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1883 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1885 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1889 * final.c (mark_symbol_ref_as_used): New helper function.
1890 (output_operand): Instead of just looking inside MEMs for
1891 SYMBOL_REFs, use new helper function and for_each_rtx.
1892 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1893 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1894 Make head comment more general.
1895 * config/darwin.c (machopic_output_indirection): Handle weak
1896 references here, like in assemble_external.
1898 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1900 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1901 (sparc_emit_float_lib_cmp): Change return type.
1902 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1903 (gen_compare_operator): New function.
1904 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1905 the comparison sequence. Minor tweaks.
1906 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1907 that the final operator and the result of sparc_emit_float_lib_cmp
1908 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1909 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1910 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1911 result of sparc_emit_float_lib_cmp match for software TFmode.
1912 (movqicc, movhicc, movsicc, movdicc): Merge into...
1913 (mov<I:mode>cc): ...this.
1914 (movsfcc, movdfcc, movtfcc): Merge into...
1915 (mov<F:mode>cc): ...this.
1916 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1918 (mov<I:mode>_cc_v9): ...this.
1919 (movdi_cc_sp64_trunc): Delete.
1920 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1921 movdi_cc_reg_sp64): Merge into...
1922 (mov<I:mode>_cc_reg_sp64): ...this.
1923 (movsf_cc_sp64): Rename into...
1924 (movsf_cc_v9): ...this.
1925 (movdf_cc_sp64): Rename into...
1926 (movdf_cc_v9): ...this.
1927 (movtf_cc_hq_sp64): Rename into...
1928 (movtf_cc_hq_v9): ...this.
1929 (movtf_cc_sp64): Rename into...
1930 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1932 2008-09-21 Diego Novillo <dnovillo@google.com>
1934 * doc/gccint.texi: Include generic.texi and gimple.texi.
1936 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1937 (GIMPLE): Move to gimple.texi.
1938 (Annotations): Remove references to to stmt_ann_t and
1940 (SSA Operands): Rename from 'Statement Operands'.
1941 * doc/generic.texi: New.
1942 * doc/gimple.texi: New.
1943 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1944 * Makefile.in (TEXI_GCCINT_FILES):
1945 * gimple.c (gimple_copy_call_skip_args): Rename from
1946 giple_copy_call_skip_args. Update all users.
1947 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1949 2008-09-21 Ira Rosen <irar@il.ibm.com>
1951 PR tree-optimization/37539
1952 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1953 statement in related statement field only for the first load of the
1954 group of loads with the same data reference.
1956 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1958 * config/mips/mips.h (TUNE_OCTEON): New macro.
1959 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1960 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1961 * config/mips/octeon.md: New file.
1962 * config/mips/mips.md: Include octeon.md. Restore
1963 semi-alphabetical order of include files.
1965 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1968 * config/i386/i386.md (*jcc_fused_1): Removed.
1969 (*jcc_fused_2): Likewise.
1970 (*jcc_fused_3): Likewise.
1971 (*jcc_fused_4): Likewise.
1973 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1975 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1976 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1977 * target.h (gcc_target): Add ira_cover_classes.
1978 * ira.c: Remove IRA_COVER_CLASSES guards.
1979 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1980 instead of IRA_COVER_CLASSES.
1981 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1982 (setup_class_translate): Likewise.
1983 (setup_reg_class_intersect_union): Likewise.
1984 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1985 test of targetm.ira_cover_classes.
1986 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1987 of IRA_COVER_CLASSES.
1988 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1989 (TARGET_INITIALIZER): Include it.
1990 * targhooks.h (default_ira_cover_classes): Declare.
1991 * targhooks.c (default_ira_cover_classes): New function.
1993 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1995 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1997 2008-09-19 Ian Lance Taylor <iant@google.com>
1999 * varasm.c (narrowing_initializer_constant_valid_p): Return
2000 NULL_TREE if ENDTYPE is not an integer.
2002 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2005 * tree-ssa.c (execute_update_addresses_taken): Also update
2006 DECL_GIMPLE_REG_P for vector and complex types.
2008 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2009 Jan Hubicka <jh@suse.cz>
2012 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2013 empty before freeing them.
2014 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2016 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2018 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2019 * config/xtensa/predicates.md (tls_symbol_operand): New.
2020 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2021 (TARGET_CANNOT_FORCE_MEM): Define.
2022 (xtensa_tls_symbol_p): New.
2023 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2024 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2025 (xtensa_tls_module_base): New.
2026 (xtensa_call_tls_desc): New.
2027 (xtensa_legitimize_tls_address): New.
2028 (xtensa_legitimize_address): Handle TLS symbols.
2029 (xtensa_tls_referenced_p_1): New.
2030 (xtensa_tls_referenced_p): New.
2031 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2033 (XTENSA_BUILTIN_THREAD_POINTER): New.
2034 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2035 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2036 builtin. Add declarations for __builtin_thread_pointer and
2037 __builtin_set_thread_pointer.
2038 (xtensa_fold_builtin): Recognize new builtins.
2039 (xtensa_expand_builtin): Expand new builtins.
2040 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2041 (TARGET_THREADPTR): Define.
2042 (HAVE_AS_TLS): Define default value.
2043 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2044 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2045 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2046 (UNSPECV_SET_TP): New.
2047 (sym_TPOFF, sym_DTPOFF): New.
2048 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2049 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2050 * configure: Regenerated.
2052 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2055 * config/ia64/ia64.c (ia64_optimization_options): Move
2056 checking and setting flag_schedule_insns_after_reload and
2057 ia64_flag_schedule_insns2 back to ...
2058 (ia64_override_options): Here.
2060 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2063 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2064 zero extend count after the correction to it is done.
2065 (doloop_optimize): Update call to doloop_modify, don't zero extend
2068 2008-09-18 Martin Jambor <mjambor@suse.cz>
2070 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2072 * ipa-prop.c: Correct comments.
2073 * ipa-prop.h: Likewise.
2075 2008-09-18 Jan Hubicka <jh@suse.cz>
2078 * ipa-reference.c (ipa_reference_local_vars_info_d,
2079 ipa_reference_global_vars_info_d,
2080 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2081 ipa_reference_vars_info_t): Move here from ipa-reference.h
2082 (node_duplication_hook_holder, node_removal_hook_holder): New.
2083 (get_reference_vars_info_from_cgraph): Rename to ...
2084 (get_reference_vars_info): ... this one, use cgraph uids.
2085 (get_local_reference_vars_info, get_global_reference_vars_info):
2086 Use cgraph instead of decl.
2087 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2089 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2090 ipa_reference_get_written_global,
2091 ipa_reference_get_not_written_global): Use cgraph argument.
2092 (check_call): Simplify avail check.
2093 (scan_stmt_for_static_refs): Update.
2094 (propagate_bits): Update.
2095 (merge_callee_local_info): Remove.
2096 (init_function_info): Use cgraph nodes.
2097 (clean_function_local_data): Break out from ...
2098 (clean_function): ... here.
2099 (copy_local_bitmap, copy_global_bitmap): New functions.
2100 (duplicate_node_data, remove_node_data): New functions.
2101 (generate_summary): Register hooks; use visibility instead of
2103 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2104 * ipa-reference.h (ipa_reference_local_vars_info_d,
2105 ipa_reference_global_vars_info_d,
2106 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2107 ipa_reference_vars_info_t): Move to ipa-reference.c
2108 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2110 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2111 ipa_reference_get_not_read_global,
2112 ipa_reference_get_not_written_global): Update prototype.
2113 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2114 (init_state): Remove.
2115 (node_duplication_hook_holder, node_removal_hook_holder): New.
2116 (get_function_state, set_function_state): Use VECtor.
2117 (analyze_function): Check body availability.
2118 (add_new_function): Likewise.
2119 (duplicate_node_data, remove_node_data): New.
2120 (generate_summary): Register hooks; do not care about clones.
2121 (propafate): Do not care about clones; recursive functions are
2123 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2124 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2125 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2127 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2128 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2129 Update call of ipa-reference accesors.
2131 2008-09-18 Simon Baldwin <simonb@google.com>
2133 * c-opts.c (c_common_handle_option): Add handling for
2134 -Wbuiltin-macro-redefined command line option.
2135 * c.opt: Added builtin-macro-redefined option.
2136 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2139 2008-09-18 Richard Guenther <rguenther@suse.de>
2141 PR tree-optimization/37258
2142 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2143 and signedness for integral types.
2144 (vn_phi_eq): Require compatible types.
2146 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2149 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2150 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2152 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2153 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2154 ggc_free other TREE_LIST nodes from that chain.
2155 * function.c (instantiate_decls): Instantiate also DECL_RTL
2156 of vars in cfun->local_decls, free that list afterwards.
2158 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2160 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2161 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2163 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2165 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2166 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2168 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2170 PR tree-optimization/37102
2171 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2172 from a node. Check to see if another PHI is dead.
2173 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2174 remove real PHIs which have no uses.
2175 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2177 2008-09-18 Richard Guenther <rguenther@suse.de>
2180 * tree-cfg.c (remove_useless_stmts_1): Remove
2181 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2183 2008-09-18 Nick Clifton <nickc@redhat.com>
2185 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2186 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2187 to frv_secondary_reload_class.
2188 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2189 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2190 (frv_secondary_reload_class): Omit unused parameter.
2191 (frv_secondary_reload): New function. Handle the case when
2192 secondary_reload_class() is called before the reload_(in|out)
2193 _optabs have been initialised.
2194 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2196 * config/frv/frv.md: Define an exclusion set between fr550_m0
2199 2008-09-18 Richard Guenther <rguenther@suse.de>
2201 PR tree-optimization/37456
2202 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2203 want to insert after ends a BB insert on the single fallthru
2206 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2208 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2209 Mention -march=z9-109, z9-ec and z10.
2211 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2213 PR rtl-optimization/37544
2214 * regrename.c (maybe_mode_change): Exit early when copy_mode
2215 is narrower than orig_mode and narrower than new_mode.
2217 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2220 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2222 * sched-rgn.c (ref_counts): Remove.
2223 (insn_referenced): New static variable.
2224 (INSN_REF_COUNT): Remove.
2225 (sched_run_compute_dependencies): Use insn_referenced instead of
2227 (add_branch_dependences): Likewise. Delete dead assignment.
2229 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2231 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2232 consumer is an asm. Add comment why this is important.
2233 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2234 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2236 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2238 * expr.c (emit_group_store): Do not shift before moving via a
2241 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2243 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2244 from aggregate to non-aggregate type if the bit pattern is not fully
2245 preserved afterwards.
2247 2008-09-17 Richard Guenther <rguenther@suse.de>
2249 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2250 (verify_gimple_assign): ... this. Split into ...
2251 (verify_gimple_assign_unary): ... this,
2252 (verify_gimple_assign_binary): ... that,
2253 (verify_gimple_assign_single): ... and this.
2254 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2255 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2256 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2257 (verify_types_in_gimple_reference): Be forgiving with
2259 (verify_gimple_phi): Deal with virtual operands.
2261 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2263 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2265 * tree.c (get_callee_fndecl): Don't call the language hook.
2266 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2267 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2268 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2270 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2272 * tree.c (protected_set_expr_location): Don't unnecessarily
2273 check for error_mark_node.
2275 2008-09-17 Art Haas <ahaas@impactweather.com>
2277 * ipa-reference.c (analyze_function): Declare step only if
2278 ENABLE_CHECKING is defined.
2280 2008-09-17 Jan Hubicka <jh@suse.cz>
2283 * tree.h (DECL_INLINE): remove.
2284 (DECL_DECLARED_INLINE_P): Update docs.
2285 (DECL_NO_INLINE_WARNING_P): new.
2286 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2287 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2289 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2290 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2293 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2296 2008-09-17 Jan Hubicka <jh@suse.cz>
2298 * ipa-reference.c (ipa_obstack): Remove.
2299 (local_info_obstack, global_info_obstack): New.
2300 (add_static_var): We now handle variables only.
2301 (mark_address_taken, mark_load, mark_store): New functions based on ...
2302 (check_operand): ... remove.
2303 (get_asm_stmt_operands): Rename to ...
2304 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2305 (scan_stmt_for_static_refs): Rewrite.
2306 (scan_op_for_static_refs): Rename to ...
2307 (scan_initializer_for_static_refs): do not look for VAR_DECL
2308 initializers; stop recursion on types and decls.
2309 (ipa_init): Use proper obstacks.
2310 (analyze_variable): Use scan_initializer_for_static_refs.
2311 (init_function_info): Use local obstack.
2312 (analyze_function): Simplify.
2313 (add_new_function): We don't need visited_nodes obstack.
2314 (generate_summary): Use proper obstacks; cleanup after propagation.
2316 2008-09-17 Richard Guenther <rguenther@suse.de>
2319 PR tree-optimization/37491
2320 * alias.c (get_alias_set): Use the canonical type.
2321 * tree-vect-transform.c (vectorizable_store): Use the type of
2322 the lhs for the vector type. Adjust checking.
2323 (vectorizable_load): Adjust checking.
2325 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2326 Adam Nemet <anemet@caviumnetworks.com>
2328 PR rtl-optimization/37483
2329 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2330 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2331 Rearrange code to better match the original comment. Check
2332 t_unconditional first. Improve comment.
2334 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2337 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2338 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2341 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2342 GIMPLE_TRY if cleanup sequence is empty.
2344 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2347 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2348 eliminate IV if the cost are the same.
2350 2008-09-16 Richard Guenther <rguenther@suse.de>
2353 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2356 2008-09-16 Richard Guenther <rguenther@suse.de>
2358 PR tree-optimization/37508
2359 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2361 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2363 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2365 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2367 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2368 use gen_floatdidf2 directly.
2369 (floatunssidf2): Likewise.
2370 (floatsidf_ppc64_mfpgpr): Remove.
2371 (floatsidf_ppc64): Remove.
2372 (floatunssidf_ppc64): Remove.
2374 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2376 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2377 rather than update_cost_queue.
2379 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2380 in every call starting with the second one, instead of only when
2381 alias_bitmap_obstack.elements != NULL.
2383 * tree-predcom.c (filter_suitable_components): Free all refs in
2384 act->refs vector before calling release_component.
2385 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2387 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2389 * tree-loop-linear.c (linear_transform_loops): Initialize
2390 lambda_obstack only after calling perfect_loop_nest_depth.
2391 Goto free_and_continue instead of just continue for later failures.
2394 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2397 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2399 2008-09-14 Andreas Schwab <schwab@suse.de>
2401 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2403 2008-09-14 Jan Hubicka <jh@suse.cz>
2405 * invoke.texi (-fconserve-stack): Document.
2406 * opts.c (decode_options): Handle conserve_stack.
2407 * common.opt (fconvserve_stack): New.
2409 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2411 * config.host: Add x-aix to host_xmake_file.
2412 * config/rs6000/t-aix52: Do not override LDFLAGS.
2413 * config/rs6000/x-aix: New file.
2415 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2421 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2422 is not recognized as a valid register usage. Allow REG_X to be used
2424 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2425 forces a reload when using a base register.
2427 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2429 * config/i386/cygming-crtend.c (register_frame_ctor): If
2430 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2431 directly with atexit.
2432 (deregister_frame_ctor): Rename to ...
2433 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2434 if !DEFAULT_USE_CXA_ATEXIT.
2436 2008-09-13 Jan Hubicka <jh@suse.cz>
2438 * cgraph.c: Include value-prof.h
2439 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2441 2008-09-13 Jan Hubicka <jh@suse.cz>
2444 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2445 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2446 tree_gen_one_value_profiler, tree_gen_average_profiler,
2447 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2449 2008-09-13 Jan Hubicka <jh@suse.cz>
2451 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2452 too many bytes on misalligned blocks.
2454 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2456 * doc/cfg.texi: Fix some typos.
2457 * doc/extend.texi: Likewise.
2458 * doc/install.texi: Likewise.
2459 * doc/invoke.texi: Likewise.
2460 * doc/rtl.texi: Likewise.
2461 * doc/tree-ssa.texi: Likewise.
2463 2008-09-13 Richard Guenther <rguenther@suse.de>
2466 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2467 gimple stores for memory rhs.
2469 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2471 PR rtl-optimization/37489
2472 * cse.c (fold_rtx): Don't return const_true_rtx for float
2473 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2475 2008-09-13 Jan Hubicka <jh@suse.cz>
2477 PR tree-optimization/37392
2478 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2480 2008-09-13 Martin Jambor <mjambor@suse.cz>
2481 Jan Hubicka <jh@suse.cz>
2483 * cgraph.c (free_edges): New variable.
2484 (NEXT_FREE_EDGE): New macro.
2485 (cgraph_free_edge): New function.
2486 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2487 (cgraph_node_remove_callees): Likewise.
2488 (cgraph_node_remove_callers): Likewise.
2489 (cgraph_create_edge): Reuse edges from the free list. Do not
2490 update uid if doing so.
2491 (cgraph_remove_*_hook): Add free call.
2493 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2495 * ira-color.c (conflict_allocno_vec): Delete.
2496 (update_cost_queue_elem): New structure.
2497 (update_cost_queue): New variable.
2498 (update_cost_queue_tail): Likewise.
2499 (update_cost_queue_elems): Likewise.
2500 (allocno_update_cost_check): Delete.
2501 (initiate_cost_update): Allocate update_cost_queue_elems
2502 instead of allocno_update_cost_check.
2503 (finish_cost_update): Update the free()s accordingly.
2504 (start_update_cost): New function.
2505 (queue_update_cost): Likewise.
2506 (get_next_update_cost): Likewise.
2507 (update_copy_costs_1): Inline into...
2508 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2509 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2510 once we've established they are equal. Don't allocate update
2511 costs if there is nothing to add to them.
2512 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2513 DIVISOR arguments. Use a queue instead of recursive calls;
2514 process all the allocnos in the initial queue, rather than
2516 (assign_hard_reg): Use queue_update_cost instead of
2517 conflict_allocno_vec. Queue coalesced allocnos instead
2518 of calling update_conflict_hard_regno_costs for each one.
2519 Just call update_conflict_hard_regno_costs once for the
2521 (ira_color): Remove conflict_allocno_vec handling.
2523 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2525 PR tree-optimization/37484
2526 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2527 (save_var_name): Same.
2528 (initialize_cloog_names): Same.
2529 (initialize_cloog_names): Same.
2531 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2533 * tree-scalar-evolution.c (set_instantiated_value): Set
2536 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2540 * ira-build.c (common_loop_tree_node_dominator): Remove.
2541 (copy_live_ranges_to_removed_store_destinations): New function.
2542 (regno_top_level_allocno_map): Move to top level from ...
2543 (ira_flattening): ... here. Use
2544 copy_live_ranges_to_removed_store_destinations.
2546 * ira-emit.c (generate_edge_moves): Fix a comment.
2548 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2551 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2552 scratch register after 'set' pattern.
2554 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2556 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2557 information passed to mark_reg_pointer.
2558 * explow.c (force_reg): Likewise.
2560 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2562 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2563 when building for the celledp architecture.
2565 2008-09-12 Richard Guenther <rguenther@suse.de>
2567 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2569 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2571 PR rtl-optimization/37424
2572 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2573 the regnos instead of the addresses.
2575 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2577 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2579 2008-09-11 Richard Guenther <rguenther@suse.de>
2581 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2582 entering the weaker equivalence recording.
2584 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2586 2008-09-11 Jeff Law <law@redhat.com>
2588 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2589 by assign_stack_local on the IRA path for stack slot sharing
2590 as well as the non-IRA path.
2592 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2594 * config/i386/i386.h: Fix whitespace issues.
2596 2008-09-11 Martin Jambor <mjambor@suse.cz>
2598 * ipa-prop.h (struct ipa_param_flags): Removed.
2599 (struct ipa_param_descriptor): New structure.
2600 (struct ipa_node_params): ipcp_lattices, param_decls and
2601 param_flags moved to ipa_param_description.
2602 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2603 descriptors. Renamed all users.
2604 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2605 changed to access descriptors. Renamed all users.
2606 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2607 to access descriptors. Renamed all users.
2608 * ipa-cp.c (ipcp_init_cloned_node): Call
2609 ipa_initialize_node_params instead of ipa_count_formal_params and
2610 ipa_create_param_decls_array.
2611 (ipcp_analyze_node): Likewise.
2612 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2613 descriptors. Renamed all users.
2614 (ipcp_initialize_node_lattices): Remove allocation.
2615 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2616 ipa_initialize_node_params instead of ipa_count_formal_params and
2617 ipa_create_param_decls_array.
2618 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2619 ipa_populate_param_decls, made static, added parameter info,
2620 renamed mt to node, removed allocation, changed to use
2622 (ipa_count_formal_params): Made static, added parameter info,
2624 (ipa_initialize_node_params): New function.
2625 (ipa_check_stmt_modifications): Changed to use descriptors.
2626 (ipa_detect_param_modifications): Removed allocation, changed to
2628 (ipa_note_param_call): Changed to use descriptors.
2629 (ipa_analyze_params_uses): Removed allocation.
2630 (ipa_free_node_params_substructures): Changed to use descriptors.
2631 (ipa_edge_duplication_hook): Use the unused attribute.
2632 (ipa_node_duplication_hook): Use the unused attribute, changed to
2633 use descriptors, changed to duplicate descriptors.
2635 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2636 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2637 indirect inlining. Made static.
2638 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2639 functions called only once.
2640 (cgraph_decide_recursive_inlining): Don't call
2641 ipa_propagate_indirect_call_infos, pass new_edges to
2642 cgraph_mark_inline_edge instead.
2643 (cgraph_decide_inlining_of_small_functions): Don't call
2644 ipa_propagate_indirect_call_infos, pass new_edges to
2645 cgraph_mark_inline_edge instead.
2646 (cgraph_decide_inlining): Don't call
2647 ipa_propagate_indirect_call_infos.
2648 * ipa-prop.c: Check that vectors are allocated.
2650 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2651 iff a new cgraph edges have been created.
2652 (cgraph_decide_inlining): New variable redo_always_inline.
2653 Flattening and always_inlining loop until callgraph stabilizes.
2654 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2655 true iff new cgraph edges have been created.
2656 (propagate_info_to_inlined_callees): Likewise.
2657 (ipa_propagate_indirect_call_infos): Likewise.
2659 2008-09-11 Richard Guenther <rguenther@suse.de>
2661 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2662 (set_prologue_iterations): Likewise.
2663 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2665 (vect_update_init_of_dr): Likewise.
2666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2668 * fold-const.c (fold_unary): Do not generate calculations
2671 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2673 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2674 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2675 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2677 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2679 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2680 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2681 before finalizing the changes.
2682 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2684 (simplify_truth_ops_using_ranges): New.
2685 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2686 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2687 whether a simplification was made.
2688 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2689 use a switch statement and also call simplify_truth_ops_using_ranges.
2691 2008-09-11 Jan Hubicka <jh@suse.cz>
2693 * ggc-common.c (loc_array): Make static.
2694 * dce.c (rest_of_handle_ud_dce): Free worklist.
2696 2008-09-11 Jan Hubicka <jh@suse.cz>
2698 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2699 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2700 function so we are sure we do not dangle it forever.
2701 * function.c (outer_function_chain, find_function_data): Remove.
2702 (function_context_stack): New.
2703 (push_function_context, pop_function_context): Update.
2704 * function.h (struct function): Remove pointer outer.
2705 (outer_function_chain, find_function_data): Remove.
2706 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2708 2008-09-11 Jan Hubicka <jh@suse.cz>
2711 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2713 2008-09-11 Jan Hubicka <jh@suse.cz>
2715 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2717 2008-09-11 Jan Hubicka <jh@suse.cz>
2719 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2720 (free_var_map_entry): New function.
2721 (redirect_edge_var_map_destroy): Use it.
2723 2008-09-11 Jan Hubicka <jh@suse.cz>
2726 * tree-inline.c (add_lexical_block): Replace with ...
2727 (prepend_lexical_block): ... prepend at begginig.
2728 (remap_blocks): Use it and reverse later.
2729 (expand_call_inline): Use prepend_lexical_block.
2731 2008-09-11 Jan Hubicka <jh@suse.cz>
2733 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2735 2008-09-11 Jan Hubicka <jh@suse.cz>
2737 * function.c (free_after_compilation): Call insn_locators_free.
2738 * cfglayout.c (insn_locators_free): New function.
2739 * rtl.h (insn_locators_free): Declare.
2741 2008-09-11 Jan Hubicka <jh@suse.cz>
2743 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2745 (cond_move_process_if_block): Update call.
2747 2008-09-11 Jan Hubicka <jh@suse.cz>
2749 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2750 * vec.c: Include hashtab.h
2751 (vec_descriptor, ptr_hash_entry): New structures.
2752 (vec_desc_hash, vec_ptr_map): New static variables.
2753 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2754 register_overhead, free_overhead, vec_heap_free): New functions.
2755 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2756 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2757 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2760 2008-09-11 Ira Rosen <irar@il.ibm.com>
2762 PR tree-optimization/37474
2763 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2764 length of load permutation.
2766 2008-09-11 Andreas Schwab <schwab@suse.de>
2768 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2770 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2773 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2774 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2775 simplify_gen_subreg.
2777 2008-09-11 Ira Rosen <irar@il.ibm.com>
2779 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2782 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2785 * gimplify.c (gimplify_body): Call default_rtl_profile.
2788 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2789 instead of tok->val.node if not expanding to something else. Handle
2790 intervening CPP_PADDING tokens.
2791 (altivec_categorize_keyword): Remove unneeded comparisons.
2793 2008-09-10 Richard Guenther <rguenther@suse.de>
2795 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2797 2008-09-10 Richard Guenther <rguenther@suse.de>
2800 * tree-inline.c (insert_init_stmt): Make sure to not
2801 insert invalid gimple stores.
2803 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2805 PR tree-optimization/37388
2806 * toplev.c (process_options): Fail and warn when graphite
2807 flags are used, but the compiler has not been configured
2808 with graphite libraries.
2809 * graphite.c (graphite_transform_loops): Remove printfs
2810 to dump_file for the case when graphite is not available.
2812 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2815 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2816 the even element into register.
2817 (ix86_expand_vector_init_general): Don't use
2818 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2819 if we can't move from GPR to SSE register directly.
2821 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2823 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2824 not lose track of the number of NOPs needed. Number of NOPs needed
2825 for sync vs. loads workaround was switched; corrected. Run second
2826 pass for all workarounds. No NOPs needed after call insns. Change
2827 second pass to use find_next_insn_start and find_load helpers in order
2828 to properly detect parallel insns.
2829 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2831 2008-09-10 Jan Hubicka <jh@suse.cz>
2833 * value-prof.c (gimple_ic): Fix tuplification bug.
2834 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2837 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2839 PR tree-optimization/37353
2840 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2841 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2842 calls instead of cond_dead_built_in_calls.
2843 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2844 initalize the vector only before adding first entry. Use VEC_safe_push
2845 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2846 shrink_wrap_conditional_dead_built_in_calls call.
2848 2008-09-10 Ira Rosen <irar@il.ibm.com>
2850 PR tree-optimization/37385
2851 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2852 argument, and use it as a vector type if not NULL.
2853 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2855 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2856 additional argument.
2857 (vectorizable_load): Likewise.
2859 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2861 * config/i386/i386.md (SWI32): New mode iterator.
2862 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2865 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2867 PR rtl-optimization/37435
2868 * caller-save.c (insert_restore, insert_save): Check the mode by
2871 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2874 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2876 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2879 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2881 * doc/invoke.texi (ARM Options): Correct errors in discussion
2882 of -mfloat-abi, -mhard-float, and -msoft-float.
2884 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2885 Jan Hubicka <jh@suse.cz>
2888 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2889 calling gimple_regimplify_operands on it. Iterate over all newly
2890 added statements, not just the last one.
2891 (insert_init_stmt): Insert stmt into seq first, then call
2892 gimple_regimplify_operands on it. Don't create new gimplification
2893 context, nor find referenced vars.
2895 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2898 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2899 to pointer to vector pointer.
2900 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2901 propagate_info_to_inlined_callees): Likewise.
2902 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2903 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2904 ipa_check_create_edge_args.
2905 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2906 argument to pointer to vector pointer.
2907 (cgraph_decide_inlining_of_small_function): Adjust
2908 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2912 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2913 optimizing for size, not speed.
2915 PR rtl-optimization/37408
2916 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2917 if parm is promoted.
2919 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2921 PR tree-optimization/37375
2922 * tree-scalar-evolution.c (scev_info_str): Add field
2924 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2925 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2926 set_instantiated_value): Pass instantiated_below.
2927 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2929 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2930 the definitions are not instantiated.
2932 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2933 (block_before_loop): New.
2934 * tree-data-ref.c (dr_analyze_indices): Update uses of
2936 * graphite.c (block_before_scop): New.
2937 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2938 basic block, not a loop for determining the parameters.
2939 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2941 (idx_record_params, find_params_in_bb, find_scop_parameters,
2942 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2943 to instantiate_scev.
2945 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2947 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2951 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2953 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2954 Check zero freq and increase if necessary.
2956 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2958 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2959 regno is in the right range. Add comments.
2961 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2963 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2965 * mips-tfile.c (copy_object): Cast alloca result to int *.
2966 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2968 Rename class to sclass.
2969 (read_tfile): Cast read_seek return values to proper types.
2970 Cast xcalloc return value to proper type.
2972 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2974 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2975 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2976 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2978 2008-09-09 Jan Hubicka <jh@suse.cz>
2980 * profile.c (is_edge_inconsistent): Add debug output; ignore
2981 negative count on fake edges.
2982 (is_inconsistent): Add debug output.
2984 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2986 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2988 (choose_ready): When first insn is chosen from the ready list, also
2991 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2993 PR rtl-optimization/37360
2994 * haifa-sched.c (max_issue): Do not assert that we never issue more
2995 insns than issue_rate. Add comment.
2997 2008-09-09 Richard Guenther <rguenther@suse.de>
2999 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3000 (verify_types_in_gimple_call): Rename to ...
3001 (verify_gimple_call): ... this. Enhance.
3002 (verify_types_in_gimple_cond): Remove.
3003 (verify_gimple_comparison): New function ...
3004 (verify_types_in_gimple_assign): ... split out from here.
3005 (verify_types_in_gimple_return): Rename to ...
3006 (verify_gimple_return): ... this. Enhance.
3007 (verify_types_in_gimple_switch): Rename to ...
3008 (verify_gimple_switch): ... this. Enhance.
3009 (verify_gimple_goto): New function.
3010 (verify_types_in_gimple_phi): Rename to ...
3011 (verify_gimple_phi): ... this. Enhance.
3012 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3013 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3014 (verify_types_in_gimple_seq_2): Remove cases handled in
3015 verify_types_in_gimple_stmt.
3017 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3019 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3020 (push_multiple_operation, pop_multiple_operation): Set it.
3021 (workaround_rts_anomaly): New function.
3022 (workaround_speculation): New function, broken out of bfin_reorg.
3023 (bfin_reorg): Call the new functions.
3025 2008-09-09 Richard Guenther <rguenther@suse.de>
3029 * gimplify.c (gimplify_conversion): Change conversions of
3030 non-register type to VIEW_CONVERT_EXPRs.
3031 (gimplify_addr_expr): If we need to make the operand
3032 addressable make sure to use a properly initialized
3033 temporary for that so it gets a valid gimple store.
3035 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3037 * function.h (struct function): Add function_start_locus.
3038 * cfgexpand.c (gimple_expand_cfg): Use it.
3039 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3041 2008-09-09 Richard Guenther <rguenther@suse.de>
3043 PR tree-optimization/37433
3044 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3047 2008-09-09 Richard Guenther <rguenther@suse.de>
3049 PR tree-optimization/37387
3050 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3051 and bits to a common type.
3053 2008-09-09 Nick Clifton <nickc@redhat.com>
3055 * config/v850/v850.md (return): Restore frame size restriction.
3057 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3059 * c-common.c (c_expand_decl): Remove.
3060 * c-common.h (anon_aggr_type_p): Remove prototype.
3061 (DECL_ANON_UNION_ELEMS): Remove.
3062 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3063 * c-decl.c (anon_aggr_type_p): Remove.
3064 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3065 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3066 * langhooks.h (struct lang_hooks): Remove expand_decl.
3067 * langhooks.c (lhd_expand_decl): Remove.
3068 * stmt.c (expand_anon_union_decl): Remove.
3069 * tree.h (expand_anon_union_decl): Remove prototype.
3071 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3074 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3076 * config/avr/avr.md (QISI) : Define mode iterator.
3077 (negated_tst<mode>) : Redefine as split using mode macro.
3078 (reversed_tstqi): Define insn as reversed compare with zero.
3079 (reversed_tsthi): Ditto.
3080 (reversed_tstsi): Ditto.
3082 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3085 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3086 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3089 * predict.c (optimize_function_for_size_p): Don't segfault if
3091 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3092 tree_swap_operands_p): Don't test cfun != NULL before calling
3093 optimize_function_for_s*_p.
3095 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3097 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3100 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3102 * crx/crx.h (IRA_COVER_CLASSES): Define.
3104 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3107 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3108 even when a stmt has been gimple_modified_p, but after fold_stmt is
3109 not any longer. Remove unneeded may_have_exposed_new_symbols
3112 2008-09-08 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/37421
3115 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3118 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3121 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3123 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3126 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3127 * pa-hpux10.h (LINK_SPEC): Likewise.
3128 * pa-hpux11.h (LINK_SPEC): Likewise.
3130 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3132 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3133 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3135 2008-09-07 Helge Deller <deller@gmx.de>
3137 * pa/linux-atomic.c: New file.
3138 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3139 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3141 2008-09-07 Richard Guenther <rguenther@suse.de>
3142 Ira Rosen <irar@il.ibm.com>
3144 PR tree-optimization/36630
3145 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3146 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3148 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3149 Ira Rosen <irar@il.ibm.com>
3151 PR tree-optimization/35642
3152 * config/rs6000/altivec.md (mulv8hi3): Implement.
3154 2008-09-06 Jeff Law <law@redhat.com>
3156 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3158 2008-09-06 Jan Hubicka <jh@suse.cz>
3160 PR tree-optimization/14703
3161 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3163 * passes.c (init_optimization_passes): Recompute inline parameters.
3165 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3167 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3170 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3171 Peter Fuerst <post@pfrst.de>
3173 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3174 * doc/extend.texi: Document __builtin_mips_cache.
3175 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3176 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3177 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3178 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3179 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3180 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3181 (set_push_mips_isas): New variable.
3182 (mips_r10k_cache_barrier): New variable.
3183 (cache): New availability predicate.
3184 (mips_builtins): Add an entry for __builtin_mips_cache.
3185 (mips_build_cvpointer_type): New function.
3186 (MIPS_ATYPE_CVPOINTER): New macro.
3187 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3189 (r10k_simplified_address_p, r10k_simplify_address)
3190 (r10k_uncached_address_p, r10k_safe_address_p)
3191 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3192 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3193 (r10k_insert_cache_barriers): New functions.
3194 (mips_reorg_process_insns): Delete cache barriers after a
3195 branch-likely instruction.
3196 (mips_reorg): Call r10k_insert_cache_barriers.
3197 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3198 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3199 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3200 (mips_cache, r10k_cache_barrier): New define_insns.
3202 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3204 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3205 * ira-color.c (setup_allocno_left_conflicts_num): Use
3206 hard_reg_set_equal_p instead of a comparison with
3207 ira_zero_hard_reg_set.
3208 * ira.c (setup_reg_subclasses): Likewise.
3209 (setup_cover_and_important_classes): Likewise.
3210 (setup_class_translate): Likewise.
3211 (setup_reg_class_intersect_union): Likewise.
3212 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3213 (ira_init_once): Don't initialize them.
3215 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3217 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3219 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3221 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3223 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3225 Improved branch hints, safe hints, and scheduling.
3227 * haifa-sched.c (sched_emit_insn) : Define.
3228 * sched-int.h (sched_emit_insn) : Add prototype.
3229 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3230 -mhint-max-distance -msafe-hints) : Document.
3231 * config/spu/spu.c (spu_flag_var_tracking): New.
3232 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3233 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3234 TARGET_ASM_FILE_START): Define.
3235 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3236 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3237 (spu_emit_branch_hint): Add blocks argument.
3238 (insert_branch_hints, insert_nops): Remove.
3239 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3240 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3241 spu_sched_reorder, asm_file_start): New functions.
3242 (clock_var, spu_sched_length, pipe0_clock,
3243 pipe1_clock, prev_clock_var, prev_priority,
3244 spu_ls_first, prev_ls_clock): New static variables.
3245 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3246 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3247 (nopn_nv): Add a non-volatile version of nop.
3248 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3249 -mhint-max-distance, -msafe-hints): New options.
3251 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3252 Samuel Tardieu <sam@rfc1149.net>
3254 * opts.c (decode_options): Combine nested if statements.
3257 * opts.c (decode_options): Handle more relationships among
3258 unit-at-a-time, toplevel-reorder, and section-anchors.
3260 2008-09-05 David Daney <ddaney@avtrex.com>
3262 * doc/install.texi (--enable-reduced-reflection): Document new option.
3264 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3266 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3268 (constantpool_operand): New.
3269 (move_operand): Disallow sub-word modes for the constant pool.
3270 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3271 (xtensa_secondary_reload_class): Replace with....
3272 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3273 Set icode for sub-word reloads from the constant pool.
3274 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3275 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3276 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3277 * config/xtensa/xtensa-protos.h: Update prototypes.
3279 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3281 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3282 (REG_CLASS_NAMES): Update.
3283 (REG_CLASS_CONTENTS): Update.
3284 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3285 of ALL_REGS for regs 77 and 78.
3286 * function.c (instantiate_virtual_regs_in_insn): Assert that
3287 return value of simplify_gen_subreg is not NULL.
3289 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3291 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3292 (gen_rtvec_v): Fix coding standards.
3294 2008-09-04 Jan Hubicka <jh@suse.cz>
3296 * i386.c (decide_alg): Be more conservative about optimizing for size.
3298 2008-09-04 Ian Lance Taylor <iant@google.com>
3300 * varasm.c (narrowing_initializer_constant_valid_p): New
3302 (initializer_constant_valid_p): Call it.
3304 2008-09-04 Jeff Law <law@redhat.com>
3306 * fold-const.c (native_encode_real): Fix computation of WORDS.
3307 (native_interpret_real): Likewise.
3309 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3311 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3313 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3315 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3316 that the cost is already taken into account in ira-costs.c
3318 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3320 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3321 ira_debug_copies): New.
3322 (ira_bulid): Call print_copies.
3324 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3326 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3329 * config/rs6000/rs6000.c (optimization_options): Remove check of
3330 flag_toplevel_order.
3332 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3334 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3335 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3336 second operand is a reg_imm10_operand.
3337 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3338 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3339 (*seq_<GPR:mode><GPR2:mode>): Rename to
3340 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3342 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3343 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3345 (*sne_<GPR:mode><GPR2:mode>): Rename to
3346 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3349 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3351 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3352 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3353 combining an arithmetic right shift by more than 31 and a
3354 trunction. Don't match for out-of-range shift amounts. Set
3355 attribute mode to <MODE>.
3356 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3357 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3358 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3359 shifts by less than 32.
3360 (extv): Change predicate on first operand to accept registers.
3361 Change predicate of the other operands from immediate_operand to
3362 const_int_operand. Expand exts when source is a register.
3363 (extzv): Change predicate of the constant operands from
3364 immediate_operand to const_int_operand.
3365 (extzv<mode>): Change predicate of the constant operands from
3366 immediate_operand to const_int_operand and no constraint. Also
3368 (*extzv_trunc<mode>_exts): New pattern.
3370 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3372 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3373 * config/mips/mips-protos.h (mask_low_and_shift_p,
3374 mask_low_and_shift_len): Declare.
3375 * config/mips/mips.c (mask_low_and_shift_p,
3376 mask_low_and_shift_len): New functions.
3377 (mips_print_operand): Handle new operand prefix "m".
3378 * config/mips/mips.md (*cins<mode>): New pattern.
3380 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3382 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3383 optimizing for size.
3385 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3387 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3388 regardless of epilogue_completed.
3390 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3393 * ira-lives.c (process_bb_node_lives): Check setjmp.
3395 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3398 * ira-build.c (form_loop_tree): Reverse BB walk.
3399 (create_bb_allocnos): Likewise.
3400 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3401 (mark_reg_store): Rename to...
3402 (mark_ref_live): ...this and take a df_ref argument instead of
3403 note_stores arguments. Assert that we have a register.
3404 (mark_reg_clobber): Delete.
3405 (def_conflicts_with_inputs_p): New function.
3406 (mark_reg_conflicts): Delete.
3407 (mark_reg_death): Rename to...
3408 (mark_ref_dead): ...this and take a df_ref argument instead of
3409 a register. Assert that we have a register.
3410 (process_bb_node_lives): Hoist frequency calculation out of
3411 instruction walk. Convert from a forwards scan to a backwards scan.
3412 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3413 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3414 (create_allocno_live_ranges): Don't create regs_set.
3416 2008-09-04 Ian Lance Taylor <iant@google.com>
3418 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3419 or REG_LABEL_TARGET.
3420 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3421 comparing MODE with MEM.
3422 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3423 comparing with GF_PREDICT_TAKEN.
3424 (gimple_get_lhs): Change code to enum gimple_code.
3425 (gimple_set_lhs): Likewise.
3426 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3427 * omp-low.c (find_omp_clause): Change kind parameter to enum
3429 * tree-flow.h (find_omp_clause): Update declaration.
3430 * regrename.c (clear_dead_regs): Change kind parameter to enum
3432 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3434 * see.c (see_get_extension_data): Change return type to enum
3435 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3436 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3437 (see_gen_normalized_extension): Change extension_code parameter to
3439 (see_seek_pre_extension_expr): Change extension_code to enum
3441 (see_merge_one_def_extension): Likewise.
3442 (see_handle_relevant_defs): Likewise.
3443 (see_handle_relevant_uses): Likewise.
3444 (see_analyze_one_def): Likewise.
3445 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3446 GIMPLE_ASM rather than ASM_EXPR.
3447 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3448 GIMPLE_RETURN rather than RETURN_EXPR.
3449 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3450 (evaluate_stmt): Likewise.
3451 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3452 to enum vect_relevant.
3453 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3454 compare gimple codes with tree codes.
3456 2008-09-04 Paul Brook <paul@codesourcery.com>
3458 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3460 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3462 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3463 pointer check lost in the recent no-unit-at-a-time patch.
3465 2008-09-04 Jan Hubicka <jh@suse.cz>
3468 * tree-switch-conversion.c (check_final_bb): Accept only IP
3471 2008-09-04 Jan Hubicka <jh@suse.cz>
3473 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3475 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3476 using_ranges argument.
3477 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3478 (vrp_visit_cond_stmt): Update call of
3479 vrp_evaluate_conditional_warnv_with_ops
3481 2008-09-04 Jan Hubicka <jh@suse.cz>
3483 PR tree-optimization/37345
3484 PR tree-optimization/37358
3485 PR tree-optimization/37357
3486 * tree.c (build_function_type_skip_args): Build distinct type copy;
3488 (build_function_decl_skip_args): Set type of new decl not orig decl;
3489 clear DECL_VINDEX for methods turned into functions.
3491 2008-09-04 Nick Clifton <nickc@redhat.com>
3493 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3494 * configure: Regenerate.
3495 * config.in: Regenerate.
3496 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3497 alignment field, if it is supported.
3499 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3501 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3504 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3506 * config/rs6000/rs6000.c (processor_target_table): Do not
3507 enable VMX for POWER6.
3509 2008-09-03 Anton Blanchard <anton@samba.org>
3511 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3512 emit memory barrier before operation.
3514 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3517 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3518 default_elf_asm_output_external.
3520 2008-09-03 Jeff Law <law@redhat.com>
3522 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3524 2008-09-03 Richard Henderson <rth@redhat.com>
3526 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3527 memory barrier to below the test-and-set.
3528 (alpha_split_lock_test_and_set_12): Likewise.
3530 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3534 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3537 * ira-color.c (print_loop_title): Use all_allocnos.
3538 (color_pass): Ditto. Don't add border_allocnos. Check that
3539 subloop allocno in the correspdoning bitmap all_allocnos.
3541 * ira-emit.c (change_loop): Use all_allocnos.
3543 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3544 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3545 (create_cap_allocno): Remove setting mentioned_allocnos.
3546 (create_insn_allocnos): Ditto.
3547 (remove_unnecessary_allocnos): Use all_allocnos.
3548 (check_allocno_creation): Check that allocnos are in the
3549 corresponding bitmap all_allocnos.
3551 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3555 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3556 (process_regs_for_copy): Process subregs. Refine check when cost
3557 is taken into account in ira-costs.c.
3558 (process_reg_shuffles): Use REG_SUBREG_P.
3559 (add_insn_allocno_copies): Ditto. Ignore modes.
3561 * ira-color.c (conflict_allocno_vec): New.
3562 (COST_HOP_DIVISOR): New macro.
3563 (update_copy_costs_1): Use it.
3564 (update_conflict_hard_regno_costs): New function.
3565 (assign_hard_reg): Use it.
3566 (ira_color): Allocate and free conflict_allocno_vec.
3568 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3572 * ira-int.h (ira_sort_insn_chain): Remove.
3574 * ira.c (basic_block_order_nums, chain_insn_order,
3575 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3576 (ira): Don't call ira_sort_insn_chain.
3578 * reload1.c (reload): Don't call ira_sort_insn_chain.
3580 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3583 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3584 which become non throw.
3585 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3586 update_call_expr after updating the flags on the decl.
3588 2008-09-03 Jan Hubicka <jh@suse.cz>
3590 PR tree-optimization/37315
3591 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3592 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3593 (cgraph_analyze_functions): Use node->analyzed
3594 (cgraph_mark_functions_to_output): Likewise.
3595 (cgraph_expand_function): All functions can be released after
3597 (cgraph_optimize): Use gimple_has_body_p.
3598 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3599 (cgraph_decide_inlining_incrementally): Likewise.
3600 (inline_transform): Inline transform.
3601 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3603 (inlinable_function_p): Drop gimple_body check.
3604 (expand_call_inline): Use gimple_has_body_p.
3605 * gimple.c (gimple_has_body_p): New.
3606 * gimple.h (gimple_has_body_p): Add prototype.
3607 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3608 (dump_function_to_file): Use gimple_has_body_p check.
3610 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3613 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3615 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3617 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3619 From Michael Frysinger <michael.frysinger@analog.com>
3620 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3621 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3624 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3627 * doc/extend.texi: Document picoChip builtin functions.
3628 * doc/invoke.texi: Document picoChip options.
3629 * doc/contrib.texi: Add picoChip contribution.
3630 * doc/md.texi: Document picoChip constraints.
3631 * config.gcc: Add picochip-*-*.
3632 * config/picochip/: Add new port.
3634 2008-09-03 Richard Guenther <rguenther@suse.de>
3636 PR tree-optimization/37328
3637 * tree-sra.c (sra_build_assignment): Gimplify properly.
3638 (generate_copy_inout): Take the correct stmt as definition,
3639 remove bogus assert.
3641 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3643 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3646 From Michael Frysinger <michael.frysinger@analog.com>
3647 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3649 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3651 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3652 (__gthread_setspecific): Revert 2008-08-31 change to
3653 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3655 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3657 * diagnostic.c (error_at): New.
3658 * toplev.h (error_at): New prototype.
3659 * c-typeck.c (build_array_ref): Call error_at instead of error.
3660 Pass location to pedwarn.
3662 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3664 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3666 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3668 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3669 VAR_DECL and CONST_DECL.
3671 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3672 Jakub Jelinek <jakub@redhat.com>
3674 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3675 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3676 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3677 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3678 Don't set ix86_save_varrargs_registers.
3679 (ix86_setup_incoming_varargs): Assume cum != NULL.
3680 (ix86_va_start): Check ix86_varargs_gpr_size and
3681 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3682 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3683 from frame pointer if ix86_varargs_gpr_size == 0.
3684 (ix86_compute_frame_layout): Updated.
3685 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3686 (ix86_varargs_gpr_size): Define.
3687 (ix86_varargs_fpr_size): Likewise.
3688 (machine_function): Remove save_varrargs_registers.
3689 Add varargs_gpr_size and varargs_fpr_size.
3691 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3693 * config/alpha/alpha.c (va_list_skip_additions,
3694 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3695 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3698 PR tree-optimization/36766
3699 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3700 for already removed basic blocks.
3703 * real.c (real_maxval): Clear a lower bit to make real_maxval
3704 match get_max_float for IBM long double format.
3706 2008-09-02 Andreas Schwab <schwab@suse.de>
3708 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3709 * configure: Regenerate.
3711 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3713 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3714 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3715 checking for a non-VOID CONSTANT_P.
3717 2008-09-02 Jan Hubicka <jh@suse.cz>
3719 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3720 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3723 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3725 * expr.c (emit_group_store): Don't assert stack temp mode size.
3727 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3728 Tobias Grosser <grosser@fim.uni-passau.de>
3729 Jan Sjodin <jan.sjodin@amd.com>
3730 Harsha Jagasia <harsha.jagasia@amd.com>
3731 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3732 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3733 Adrien Eliche <aeliche@isty.uvsq.fr>
3735 Merge from graphite branch.
3738 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3739 * doc/invoke.texi (-floop-block, -floop-interchange,
3740 -floop-strip-mine): Document new flags.
3741 * tree-into-ssa.c (gimple_vec): Moved...
3742 * tree-loop-distribution.c (rdg_component): Moved...
3743 * cfgloopmanip.c: Include tree-flow.h.
3744 (update_dominators_in_loop): New.
3745 (create_empty_if_region_on_edge): New.
3746 (create_empty_loop_on_edge): New.
3747 (loopify): Use update_dominators_in_loop.
3748 * tree-pass.h (pass_graphite_transforms): Declared.
3749 * configure: Regenerate.
3750 * tree-phinodes.c (make_phi_node): Export.
3751 (add_phi_node_to_bb): New, split from create_phi_node.
3752 * tree-chrec.c (for_each_scev_op): New.
3753 * tree-chrec.h (for_each_scev_op): Declared.
3754 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3755 (remove_statement): Call get_phi_with_result.
3756 * config.in (HAVE_cloog): Undef.
3757 * gdbinit.in (pgg): New.
3758 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3759 * tree-ssa-loop.c (graphite_transforms): New.
3760 (gate_graphite_transforms): New.
3761 (pass_graphite_transforms): New.
3762 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3763 HAVE_cloog): Defined.
3764 * tree-vectorizer.c (rename_variables_in_bb): Export.
3765 * tree-data-ref.c (dr_may_alias_p): Export.
3766 (stmt_simple_memref_p): New.
3767 (find_data_references_in_stmt): Export.
3768 (find_data_references_in_loop): Export.
3769 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3770 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3771 (create_rdg_vertices): Export.
3772 (build_empty_rdg): New.
3773 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3774 * tree-data-ref.h (rdg_component): ... here.
3776 (struct data_reference): Add a field scop.
3778 (find_data_references_in_loop): Declared.
3779 (find_data_references_in_stmt): Declared.
3780 (create_rdg_vertices): Declared.
3781 (dr_may_alias_p): Declared.
3782 (stmt_simple_memref_p): Declared.
3783 (struct rdg_edge): Add a field ddr_p relation.
3784 (build_empty_rdg): Declared.
3785 * lambda.h (lambda_matrix): Declare a VEC of.
3786 (find_induction_var_from_exit_cond): Declared.
3787 (lambda_vector_compare): New.
3788 * common.opt (fgraphite, floop-strip-mine,
3789 floop-interchange, floop-block): New flags.
3790 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3791 * cfgloop.c (is_loop_exit): New.
3792 * cfgloop.h (is_loop_exit): Declared.
3793 (create_empty_if_region_on_edge): Declared.
3794 (create_empty_loop_on_edge): Declared.
3795 * tree-flow.h (add_phi_node_to_bb): Declared.
3796 (make_phi_node): Declared.
3797 (rename_variables_in_bb): Declared.
3798 (perfect_loop_nest_depth): Declared.
3799 (graphite_transform_loops): Declared.
3800 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3801 (graphite.o-warn): Add -Wno-error.
3802 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3803 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3804 (INCLUDES): Add PPLINC, CLOOGINC.
3805 (OBJS-common): Add graphite.o.
3806 (graphite.o): Add rule.
3807 * gimple.h (gimple_vec): ... here.
3808 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3809 * passes.c (init_optimization_passes): Schedule
3810 pass_graphite_transforms.
3812 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3815 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3816 and -fno-toplevel-reorder after handle_options.
3818 2008-09-02 Paul Brook <paul@codesourcery.com>
3820 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3821 (arm_override_options): Set arm_tune_cortex_a9.
3822 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3823 (arm_issue_rate): Handle cortexa9.
3824 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3825 * config/arm/arm-cores.def: Add cortex-a9.
3826 * config/arm/arm-tune.md: Regenerate.
3827 * config/arm/arm.md: Include cortex-a9.md.
3828 (generic_sched, generic_vfp): Add cortexa9.
3829 * config/arm/cortex-a9.md: New file.
3831 2008-09-02 Richard Guenther <rguenther@suse.de>
3833 PR tree-optimization/37327
3834 * tree-vrp.c (register_new_assert_for): Make sure to not have
3835 TREE_OVERFLOW set on the bound.
3837 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3839 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3841 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3842 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3845 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3847 * gcc/config/spu/spu.md (divdf3): Removed.
3849 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3851 PR tree-optimization/37095
3852 * cgraph.c (cgraph_node): When creating new cgraph node after
3853 assembler_name_hash has been populated, record it in the hash
3856 2008-09-01 Paul Brook <paul@codesourcery.com>
3858 * doc/invoke.texi: Document -mword-relocations.
3859 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3860 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3861 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3862 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3863 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3864 (arm_emit_movpair): New function.
3865 (arm_print_operand <c>): Handle sybolic addresses.
3866 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3867 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3868 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3869 * config/arm/arm.opt: Add -mword-relocations.
3870 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3871 (arm_movt, arm_movw): New.
3873 2008-09-01 Paul Brook <paul@codesourcery.com>
3875 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3876 Allow Interworking on ARMv4 EABI based targets.
3877 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3878 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3880 2008-09-01 Paul Brook <paul@codesourcery.com>
3882 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3883 optimized LT0 test. Remove optimization for GT.
3885 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3887 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3888 openmp applications.
3889 * pa-hpux11.h (LIB_SPEC): Likewise.
3891 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3894 2008-09-01 Jan Hubicka <jh@suse.cz>
3896 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3897 present, use only counts; when guessed use only frequencies.
3898 (estimate_bb_frequencies): Use function_frequency.
3899 * profile.c (compute_branch_probabilities): Exit early when
3900 profile reading failed. Set profile_status.
3901 (branch_prob): Do not set profile_status.
3903 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3905 * tree.c (protected_set_expr_location): New.
3906 * tree.h (protected_set_expr_location): New prototype.
3907 * c-tree.h (build_array_ref): Add argument.
3908 (parser_build_unary_op): Same.
3909 * c-typeck.c (build_indirect_ref): Handle new location argument.
3910 (build_array_ref): Same.
3911 (parser_build_unary_op): Same.
3912 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3914 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3916 * c-common.c (finish_label_address_expr): Handle new location argument.
3917 * c-common.h (build_indirect_ref): Add argument.
3918 (finish_label_address_expr): Same.
3919 * c-parser.c (c_parser_unary_expression): Pass location to build
3921 (c_parser_postfix_expression): Same.
3923 2008-09-01 Paul Brook <paul@codesourcery.com>
3925 * config/arm/arm.md: Include cortex-r4f.md.
3926 (attr fpu): Update type list.
3927 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3928 fconstd, fcmps and fcmpd.
3929 (attr tune_cortexr4): Define.
3930 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3931 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3932 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3933 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3934 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3935 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3936 cortex_a8_vfp_farith: Ditto.
3937 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3938 * config/arm/cortex-r4.md: Use tune_cortexr4.
3939 * config/arm/cortex-r4f.md: New file.
3941 2008-09-01 Richard Guenther <rguenther@suse.de>
3943 PR tree-optimization/37305
3944 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3945 the result of constant conversions.
3946 (fold_gimple_assign): Likewise.
3948 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3950 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3951 #ifdef ENABLE_CHECKING.
3953 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3955 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3956 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3957 when !INSN_SCHEDULING.
3959 2008-09-01 Andreas Schwab <schwab@suse.de>
3961 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3963 2008-09-01 Paul Brook <paul@codesourcery.com>
3965 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3967 2008-09-01 Jan Hubicka <jh@suse.cz>
3969 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3971 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3973 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3974 * gimplify.c (gimplify_init_constructor): Add speed operand.
3975 * tree-sra.c (decide_block_copy): Likewise.
3976 * tree-inline.c (estimate_move_cost): Likewise.
3977 * config/alpha/alpha.h (MOVE_RATIO): Update.
3978 * config/frv/frv.c (MOVE_RATIO): Update.
3979 * config/spu/spu.h (MOVE_RATIO): Update.
3980 * config/sparc/sparc.h (MOVE_RATIO): Update.
3981 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3982 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3983 * config/cris/cris.h (MOVE_RATIO): Update.
3984 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3985 * config/arm/arm.h (MOVE_RATIO): Update.
3986 * config/pa/pa.md: Update uses of MOVE_RATIO
3987 * config/pa/pa.h (MOVE_RATIO): Update.
3988 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3989 CLEAR_RATIO, SET_RATIO): Update.
3990 * config/h8300/h8300.h (MOVE_RATIO): Update.
3991 * config/v850/v850.h (MOVE_RATIO): Update.
3992 * config/bfin/bfin.h (MOVE_RATIO): Update.
3994 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3995 Dmitry Melnik <dm@ispras.ru>
3996 Dmitry Zhurikhin <zhur@ispras.ru>
3997 Alexander Monakov <amonakov@ispras.ru>
3998 Maxim Kuvyrkov <maxim@codesourcery.com>
4000 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4001 sel-sched-dump.c, sel-sched-ir.c: New files.
4002 * Makefile.in (OBJS-common): Add selective scheduling object files.
4003 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4004 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4005 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4006 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4007 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4008 (make_forwarder_block): Update loop latch if we have redirected
4009 the loop latch edge.
4010 * cfgloop.c (get_loop_body_in_custom_order): New function.
4011 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4012 (CP_FALLTHRU_PREHEADERS): Likewise.
4013 (get_loop_body_in_custom_order): Declare.
4014 * cfgloopmanip.c (has_preds_from_loop): New.
4015 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4016 Assert that the preheader edge will be fall thru when it is set.
4017 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4018 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4019 fsel-sched-substitution, fselective-scheduling): New flags.
4020 * cse.c (hash_rtx_cb): New.
4022 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4023 sel_sched_insn_cnt): New counters.
4024 * final.c (compute_alignments): Export. Free dominance
4025 info after loop_optimizer_finalize.
4026 * genattr.c (main): Output maximal_insn_latency prototype.
4027 * genautomata.c (output_default_latencies): New.
4028 Factor its code from ...
4029 (output_internal_insn_latency_func): ... here.
4030 (output_internal_maximal_insn_latency_func): New.
4031 (output_maximal_insn_latency_func): New.
4032 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4033 (struct hard_reg_set_iterator): New.
4034 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4035 hard_reg_set_iter_next): New functions.
4036 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4037 * lists.c (remove_free_INSN_LIST_node,
4038 remove_free_EXPR_LIST_node): New functions.
4039 * loop-init.c (loop_optimizer_init): When
4040 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4041 calling create_preheaders.
4042 (loop_optimizer_finalize): Do not verify flow info after reload.
4043 * recog.c (validate_replace_rtx_1): New parameter simplify.
4044 Default it to true. Update all uses. Factor out simplifying
4046 (simplify_while_replacing): ... this new function.
4047 (validate_replace_rtx_part,
4048 validate_replace_rtx_part_nosimplify): New.
4049 * recog.h (validate_replace_rtx_part,
4050 validate_replace_rtx_part_nosimplify): Declare.
4051 * rtl.c (rtx_equal_p_cb): New.
4052 (rtx_equal_p): Use it.
4053 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4054 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4055 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4056 * vecprim.h: Add a vector type for unsigned int.
4057 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4058 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4059 ready_try, cycle_issued_insns, spec_info): Make global.
4060 (readyp): Initialize.
4061 (dfa_lookahead): New global variable.
4062 (old_max_uid, old_last_basic_block): Remove.
4063 (h_i_d): Make it a vector.
4064 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4066 (after_recovery, adding_bb_to_current_region_p):
4067 New variables to handle correct insertion of the recovery code.
4068 (struct ready_list): Move declaration to sched-int.h.
4069 (rgn_n_insns): Removed.
4070 (rtx_vec_t): Move to sched-int.h.
4071 (find_insn_reg_weight): Remove.
4072 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4073 (haifa_init_h_i_d, haifa_finish_h_i_d):
4074 New functions to initialize / finalize haifa instruction data.
4075 (extend_h_i_d, init_h_i_d): Rewrite.
4076 (unlink_other_notes): Move logic to add_to_note_list. Handle
4077 selective scheduler.
4078 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4079 find_fallthru_edge): Make global, remove static prototypes.
4080 (max_issue): Make global. Add privileged_n and state parameters. Use
4082 (extend_global, extend_all): Removed.
4083 (init_before_recovery): Add new param. Fix the handling of the case
4084 when we insert a recovery code before the EXIT which has a predecessor
4085 with a fallthrough edge to it.
4086 (create_recovery_block): Make global. Rename to
4087 sched_create_recovery_block. Update.
4088 (change_pattern): Rename to sched_change_pattern. Make global.
4089 (speculate_insn): Rename to sched_speculate_insn. Make global.
4090 Split haifa-specific functionality into ...
4091 (haifa_change_pattern): New static function.
4092 (sched_extend_bb): New static function.
4093 (sched_init_bbs): New function.
4094 (current_sched_info): Change type to struct haifa_sched_info.
4095 (insn_cost): Adjust for selective scheduling.
4096 (dep_cost_1): New function. Move logic from ...
4097 (dep_cost): ... here.
4098 (dep_cost): Use dep_cost_1.
4099 (contributes_to_priority_p): Use sched_deps_info instead of
4101 (priority): Adjust to work with selective scheduling. Process the
4102 corner case when all dependencies don't contribute to priority.
4103 (rank_for_schedule): Use ds_weak instead of dep_weak.
4104 (advance_state): New function. Move logic from ...
4105 (advance_one_cycle): ... here.
4106 (add_to_note_list, concat_note_lists): New functions.
4107 (rm_other_notes): Make static. Adjust for selective scheduling.
4108 (remove_notes, restore_other_notes): New functions.
4109 (move_insn): Add two arguments. Update assert. Don't call
4111 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4112 Remove more_issue, max_points. Move the code to initialize
4113 max_lookahead_tries to max_issue.
4114 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4115 ready. Adjust use of move_insn. Call restore_other_notes.
4117 (sched_init, sched_finish): Move Haifa-specific initialization/
4119 (haifa_sched_init, haifa_sched_finish): ... respectively.
4121 (setup_sched_dump): New function.
4122 (haifa_init_only_bb): New static function.
4123 (haifa_speculate_insn): New static function.
4124 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4125 (extend_ready, extend_all): Remove.
4126 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4127 (create_check_block_twin, add_to_speculative_block): Use
4128 haifa_insns_init instead of extend_global. Update to use new
4129 initialization functions. Change parameter. Factor out code from
4130 create_check_block_twin to ...
4131 (sched_create_recovery_edges) ... this new function.
4132 (add_block): Remove.
4133 (sched_scan_info): New.
4134 (extend_bb): Use sched_scan_info.
4135 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4136 static functions for walking through scheduling region.
4137 (sched_luids): New vector variable to replace uid_to_luid.
4138 (luids_extend_insn): New function.
4139 (sched_max_luid): New variable.
4140 (luids_init_insn): New function.
4141 (sched_init_luids, sched_finish_luids): New functions.
4142 (insn_luid): New debug function.
4143 (sched_extend_target): New function.
4144 (haifa_init_insn): New static function.
4145 (sched_init_only_bb): New hook.
4146 (sched_split_block): New hook.
4147 (sched_split_block_1): New function.
4148 (sched_create_empty_bb): New hook.
4149 (sched_create_empty_bb_1): New function.
4150 (common_sched_info, ready): New global variables.
4151 (current_sched_info_var): Remove.
4152 (move_block_after_check): Use common_sched_info.
4153 (haifa_luid_for_non_insn): New static function.
4154 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4155 (increase_insn_priority): New.
4156 * modulo-sched.c: (issue_rate): Remove static declaration.
4157 (sms_sched_info): Change type to haifa_sched_info.
4158 (sms_sched_deps_info, sms_common_sched_info): New variables.
4159 (setup_sched_infos): New.
4160 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4161 Do not call regstat_free_calls_crossed.
4162 (sms_print_insn): Use const_rtx.
4163 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4164 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4165 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4166 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4167 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4168 current_sched_info to use it.
4169 (enum reg_pending_barrier_mode): Move to sched-int.h.
4170 (h_d_i_d): New variable. Initialize to NULL.
4171 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4173 (estimate_dep_weak): Remove static declaration.
4174 (sched_has_condition_p): New function. Adjust users of
4175 sched_get_condition to use it instead.
4176 (conditions_mutex_p): Add arguments indicating which conditions are
4178 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4179 argument to indicate whether returned condition is reversed. Do not
4180 generate new rtx when condition should be reversed; indicate it by
4181 setting new argument instead.
4182 (add_dependence_list_and_free): Add deps parameter.
4183 Update all users. Do not free dependence list when
4184 deps context is readonly.
4185 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4187 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4188 (remove_from_deps): New. Use the above functions.
4189 (cur_insn, can_start_lhs_rhs_p): New static variables.
4190 (add_or_update_back_dep_1): Initialize present_dep_type.
4191 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4192 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4193 haifa_note_dep): New functions implementing dependence hooks for
4194 the Haifa scheduler.
4195 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4196 note_dep): New functions.
4197 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4199 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4200 (free_deps): Initialize deps->reg_last.
4201 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4202 sched_analyze_insn): Update to use dependency hooks infrastructure
4203 and readonly contexts.
4204 (deps_analyze_insn): New function. Move part of logic from ...
4205 (sched_analyze): ... here. Also move some logic to ...
4206 (deps_start_bb): ... here. New function.
4207 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4209 (sched_deps_init): New function. Move code from ...
4210 (init_dependency_caches): ... here. Remove.
4211 (init_deps_data_vector): New.
4212 (sched_deps_finish): New function. Move code from ...
4213 (free_dependency_caches): ... here. Remove.
4214 (init_deps_global, finish_deps_global): Adjust for use with
4215 selective scheduling.
4216 (get_dep_weak): Move logic to ...
4217 (get_dep_weak_1): New function.
4218 (ds_merge): Move logic to ...
4219 (ds_merge_1): New static function.
4220 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4221 (ds_get_max_dep_weak): New function.
4222 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4223 (n_insns): Rename to rgn_n_insns.
4224 (debug_ebb_dependencies): New function.
4225 (init_ready_list): Use it.
4226 (begin_schedule_ready): Use sched_init_only_bb.
4227 (ebb_print_insn): Indicate when an insn starts a new cycle.
4228 (contributes_to_priority, compute_jump_reg_dependencies,
4229 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4230 (add_block1): Remove to ebb_add_block.
4231 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4232 (schedule_ebb): Initialize them. Use remove_notes instead of
4233 rm_other_notes. Use haifa_local_init/finish.
4234 (schedule_ebbs): Use haifa_sched_init/finish.
4235 * sched-int.h: Include vecprim.h, remove rtl.h.
4236 (struct ready_list): Delete declaration.
4237 (sched_verbose_param, enum sched_pass_id_t,
4238 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4239 (struct sched_scan_info_def): New structure.
4240 (sched_scan_info, sched_scan, sched_init_bbs,
4241 sched_init_luids, sched_finish_luids, sched_extend_target,
4242 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4243 (struct common_sched_info_def): New.
4244 (common_sched_info, haifa_common_sched_info,
4245 sched_emulate_haifa_p): Declare.
4247 (sched_luids): Declare.
4248 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4249 (sched_max_luid, insn_luid): Declare.
4250 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4251 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4252 print_insn, print_pattern, print_value, haifa_classify_insn,
4253 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4254 setup_sched_dump, sched_init, sched_finish,
4255 sel_insn_is_speculation_check): Export.
4256 (struct ready_list): Move from haifa-sched.c.
4257 (ready_try, ready, max_issue): Export.
4258 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4259 sched_init_only_bb, sched_split_block, sched_split_block_1,
4260 sched_create_empty_bb, sched_create_empty_bb_1,
4261 sched_create_recovery_block, sched_create_recovery_edges): Export.
4262 (enum reg_pending_barrier_mode): Export.
4263 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4265 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4266 print_insn field. Move add_block and fix_recovery_cfg to
4267 common_sched_info_def. Move compute_jump_reg_dependencies,
4269 (struct sched_deps_info_def): ... this new structure.
4270 (sched_deps_info): Declare.
4271 (struct spec_info_def): Remove weakness_cutoff, add
4272 data_weakness_cutoff and control_weakness_cutoff.
4273 (spec_info): Declare.
4274 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4276 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4277 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4278 (current_sched_info): Change type to struct haifa_sched_info.
4279 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4280 (h_d_i_d): New variable.
4281 (HDID): New accessor macro.
4282 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4283 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4285 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4286 (enum SCHED_FLAGS): Update for selective scheduler.
4287 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4288 (init_dependency_caches, free_dependency_caches): Delete declarations.
4289 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4290 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4291 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4292 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4293 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4295 (rm_other_notes): Delete declaration.
4296 (schedule_block): Remove one argument.
4297 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4298 ready_element, ready_lastpos, sched_extend_ready_list,
4299 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4300 concat_note_lists): Export.
4301 (struct region): Move from sched-rgn.h.
4302 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4303 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4304 BLOCK_TO_BB, CONTAINING_RGN): Export.
4305 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4306 (current_nr_blocks, current_blocks, target_bb): Likewise.
4307 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4308 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4309 sched_rgn_local_init, extend_regions,
4310 rgn_make_new_region_out_of_new_block, compute_priorities,
4311 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4312 extend_rgns, deps_join rgn_setup_common_sched_info,
4313 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4314 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4315 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4316 increase_insn_priority): Likewise.
4317 * sched-rgn.c: Include sel-sched.h.
4318 (ref_counts): New static variable. Use it ...
4319 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4320 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4321 (sched_is_disabled_for_current_region_p): Delete static declaration.
4322 (struct region): Move to sched-int.h.
4323 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4324 ebb_head): Define and initialize.
4325 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4326 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4327 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4329 (find_single_block_region): Add new argument to indicate that EBB
4330 regions should be constructed.
4331 (debug_live): Delete declaration.
4332 (current_nr_blocks, current_blocks, target_bb):
4333 Remove static qualifiers.
4334 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4336 (init_regions): Delete declaration.
4337 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4338 rgn_estimate_number_of_insns): New.
4339 (too_large): Use estimate_number_of_insns.
4340 (haifa_find_rgns): New. Move the code from ...
4341 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4342 (free_trg_info): New.
4343 (compute_trg_info): Allocate candidate tables here instead of ...
4344 (init_ready_list): ... here.
4345 (rgn_print_insn): Use const_rtx.
4346 (contributes_to_priority, extend_regions): Delete static declaration.
4347 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4348 (add_block1): Rename to rgn_add_block.
4349 (debug_rgn_dependencies): Delete static qualifier.
4350 (new_ready): Use sched_deps_info. Simplify.
4351 (rgn_common_sched_info, rgn_const_sched_deps_info,
4352 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4354 (region_sched_info): Rename to rgn_const_sched_info.
4355 (deps_join): New, extracted from ...
4356 (propagate_deps): ... here.
4357 (compute_block_dependences, debug_dependencies): Update for selective
4359 (free_rgn_deps, compute_priorities): New functions.
4360 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4361 sched_rgn_compute_dependencies): New functions.
4362 (schedule_region): Use them.
4363 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4364 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4366 (schedule_insns): Call new functions that were split out.
4367 (rgn_make_new_region_out_of_new_block): New.
4368 (get_rgn_sched_max_insns_priority): New.
4369 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4370 scheduling when appropriate.
4371 * sched-vis.c: Include insn-attr.h.
4372 (print_value, print_pattern): Make global.
4373 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4374 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4375 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4376 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4377 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4378 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4379 hooks. Initialize them to 0.
4380 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4381 * target.h (struct gcc_target): Add them. Rename gen_check field to
4383 * flags.h (sel_sched_switch_set): Declare.
4384 * opts.c (sel_sched_switch_set): New variable.
4385 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4386 pipelining is disabled from command line.
4387 (common_handle_option): Record whether selective scheduling is
4388 requested from command line.
4389 * doc/invoke.texi: Document new flags and parameters.
4390 * doc/tm.texi: Document new target hooks.
4391 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4393 (dfa_state_size): Do not declare locally.
4394 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4395 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4396 rs6000_alloc_sched_context, rs6000_set_sched_context,
4397 rs6000_free_sched_context): New functions.
4398 (struct _rs6000_sched_context): New.
4399 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4401 (rs6000_sched_finish): Do not run for selective scheduling.
4403 2008-08-31 Jan Hubicka <jh@suse.cz>
4405 * frv.c (frv_rtx_costs): Update forward declaration.
4406 * spu.c (spu_rtx_costs): Likewise.
4407 * pdp11.c: Include df.h
4408 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4409 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4410 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4411 * iq2000.c (iq2000_address_cost): Add speed argument.
4412 (iq2000_rtx_costs): Likewise.
4413 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4414 update call of mn10300_address_cost.
4415 * mcore.c: Include df.h
4416 (mcore_rtx_costs): Update prototype.
4417 * score3.c: Include df.h
4418 (score3_rtx_costs): Remove speed argument.
4419 * score7.c: Include df.h
4420 (score7_address_cost): Remove speed argument.
4421 * score-protos.h (score_address_cost): Update prototype.
4422 * score.c: Include df.h
4423 (score_rtx_costs): Update call of costs functions.
4424 * v850.c (v850_rtx_costs): Add bool argument.
4426 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4428 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4430 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4432 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4433 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4435 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4437 * mkmap-flat.awk: Add option pe_dll.
4438 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4439 * config/i386/t-cygwin (SHLIB_LC): Add.
4440 * config/i386/t-mingw32 (SHLIB_LC): Add.
4441 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4442 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4443 (LINK_SPEC): Support libgcc_s.
4444 (LIBGCC_SPEC): Support libgcc_s.
4445 (LIBGCC_SONAME): New.
4447 2008-08-31 Jan Hubicka <jh@suse.cz>
4449 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4450 mistakely had old version of patch.
4452 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4453 (ipcp_estimate_growth): New.
4454 (ipcp_insert_stage): Use ipcp_estimate_growth.
4455 * profile.c (branch_prob): When reading failed, do not consider
4458 2008-08-31 Jan Hubicka <jh@suse.cz>
4460 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4461 loop is optimized for speed.
4463 2008-08-31 Richard Guenther <rguenther@suse.de>
4466 * fold-const.c (fold_binary): Retain conversions in folding
4469 2008-08-31 Jan Hubicka <jh@suse.cz>
4471 * postreload-gcse.c (eliminate_partially_redundant_loads):
4472 Use optimize_bb_for_size_p.
4473 * predict.c (maybe_hot_frequency_p): Make inline.
4474 (maybe_hot_count_p): Break out from ...
4475 (maybe_hot_bb_p): ... this one.
4476 (maybe_hot_edge_p): Simplify.
4477 * basic-block.h (probably_cold_bb_p): Remove.
4479 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4482 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4484 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4485 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4486 Also split V4SFmode.
4487 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4490 2008-08-31 Jan Hubicka <jh@suse.cz>
4492 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4494 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4496 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4499 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4502 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4503 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4505 2008-08-31 Jan Hubicka <jh@suse.cz>
4507 * sparc.h (BRANCH_COST): Fix macro definition.
4508 * avr.c (avr_operand_rtx_cost): Add speed argument.
4509 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4511 2008-08-31 Richard Guenther <rguenther@suse.de>
4513 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4514 types instead of operands. Re-instantiate verifying of
4515 binary expression operands.
4517 2008-08-30 Jan Hubicka <jh@suse.cz>
4519 * fwprop.c (should_replace_address): Add speed attribute.
4520 (PR_OPTIMIZE_FOR_SPEED): New flag.
4521 (propagate_rtx_1): Use it.
4522 (propagate_rtx): Set it.
4523 (try_fwprop_subst): Update call of rtx_costs.
4524 (forward_propagate_and_simplify): LIkewise.
4525 * hooks.c (hook_int_rtx_bool_0): New
4526 (hook_bool_rtx_int_int_intp_false): Replace by ...
4527 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4528 * hooks.h (hook_int_rtx_bool_0): New
4529 (hook_bool_rtx_int_int_intp_false): Replace by ...
4530 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4531 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4532 (prepare_cmp_insn): UPdate call of rtx_cost.
4533 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4534 (reload_cse_simplify_operands): Update call of rtx_cost.
4535 (reload_cse_move2add): call of rtx_cost.
4536 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4537 * rtlanal.c (rtx_cost): Add speed argument.
4538 (address_cost): Add speed argument
4539 (default_address_cost): Likewise.
4540 (insn_rtx_cost): Likewise.
4541 * cfgloopanal.c (seq_cost): Add speed argument.
4542 (target_reg_cost, target_spill_cost): Turn to array.
4543 (init_set_costs): Update for speed.
4544 (estimate_reg_pressure_cost): Add speed argument.
4545 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4546 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4547 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4548 (seq_cost): Add speed argument.
4549 (computation_cost): Add speed arugment.
4550 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4551 (force_expr_to_var_cost): Update for profile info.
4552 (force_var_cost): Likewise.
4553 (split_address_cost): Likewise.
4554 (ptr_difference_cost): Likewise.
4555 (difference_cost): Likewise.
4556 (get_computation_cost_at): Likewise.
4557 (determine_iv_cost): Likewise.
4558 (ivopts_global_cost_for_size): Likewise.
4559 (rewrite_use_address): Likewise.
4560 (tree_ssa_iv_optimize_loop): Initialize speed field.
4561 * cse.c (optimize_this_for_speed_p): New static var.
4562 (notreg_cost): Update call of rtx_cost.
4563 (cse_extended_basic_block): set optimize_this_for_speed_p.
4564 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4565 (noce_try_cmove_arith): Likewise.
4566 (noce_try_sign_mask): LIkewise.
4567 * expr.c (compress_float_constant): Update rtx_cost calls.
4568 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4570 (addr_to_parts): Likewise.
4571 (create_mem_ref): Likewise.
4572 * dse.c (find_shift_sequence): Add speed argument.
4573 (replace_read): Update call.
4574 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4575 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4576 * neg_cost, shift_cost, shiftadd_cost,
4577 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4578 mul_highpart_cost): Increase dimension.
4579 (init_expmed): Initialize for both size and speed.
4580 (expand_shift): Use profile.
4581 (synth_mult): Use profile.
4582 (choose_mult_variant): Use profile.
4583 (expand_mult): Use profile.
4584 (expand_mult_highpart_optab): Use profile.
4585 (expand_mult_highpart): Use profile.
4586 (expand_smod_pow2): Use profile.
4587 (expand_divmod): Use profile.
4588 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4590 * loop-invariant.c (create_new_invariant): Use profile.
4591 (gain_for_invariant): Add speed parameter.
4592 (best_gain_for_invariant): Likewise.
4593 (find_invariants_to_move): Likewise.
4594 (move_single_loop_invariants): Set it.
4595 * target-def.h (TARGET_RTX_COSTS): Use hook.
4596 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4597 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4598 * output.h (default_address_cost): Update prototype.
4599 * combine.c (optimize_this_for_speed_p): New static var.
4600 (combine_validate_cost): Update call of rtx_cost.
4601 (combine_instructions): Set optimize_this_for_speed_p.
4602 (expand_compound_operation): Update call of rtx_cost.
4603 (make_extraction):Update call of rtx_cost.
4604 (force_to_mode):Update call of rtx_cost.
4605 (distribute_and_simplify_rtx):Update call of rtx_cost.
4606 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4607 (estimate_reg_pressure_cost): Update prototype.
4608 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4609 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4611 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4612 (alpha_rtx_costs): Update.
4613 * config/frv/frv.c (frv_rtx_costs): Update.
4614 * config/s390/s390.c (s390_rtx_costs): Update.
4615 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4616 (m32c_rtx_costs): Update.
4617 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4618 (spu_rtx_costs): Update.
4619 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4620 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4621 * config/i386/i386.c (:ix86_address_cost): Update.
4622 (ix86_rtx_costs): Update.
4623 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4624 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4625 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4626 * config/crx/crx.c (crx_address_cost): Update.
4627 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4628 * config/stormy16/stormy16.c
4629 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4630 * config/m68hc11/m68hc11.c
4631 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4632 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4633 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4635 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4637 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4638 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4639 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4640 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4641 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4642 (mcore_rtx_costs): update.
4643 * config/score/score3.c (score3_rtx_costs): Update.
4644 * config/score/score7.c (score7_rtx_costs): Update.
4645 * config/score/score3.h (score3_rtx_costs):Update.
4646 * config/score/score7.h (score7_rtx_costs): Update.
4647 * config/score/score.c (score_rtx_costs): Update.
4648 * config/arm/arm.c (arm_address_cost): Update.
4649 (arm_rtx_costs_1): Update.
4650 (arm_rtx_costs_1): Update.
4651 (arm_size_rtx_costs): Update.
4652 (arm_size_rtx_costs): Update.
4653 (arm_size_rtx_costs): Update.
4654 (arm_xscale_rtx_costs): Update.
4655 (arm_thumb_address_cost): Update.
4656 * config/pa/pa.c (hppa_address_cost): Update.
4657 * config/mips/mips.c (mips_rtx_costs): Update.
4658 * config/vax/vax.c (vax_address_cost): Update.
4659 * config/h8300/h8300.c (h8300_shift_costs): Update.
4660 (h8300_rtx_costs): Update.
4661 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4662 (v850_rtx_costs): Update.
4663 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4664 * config/bfin/bfin.c
4665 (bfin_address_cost): Update.
4666 (bfin_rtx_costs): Update.
4667 * stmt.c (lshift_cheap_p): Update.
4669 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4672 * expmed.c (extract_bit_field_1): Check the mode size to make
4673 sure the vector modes have the same size.
4675 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4677 * dojump.c (top level): Include basic-block.h to declare
4678 optimize_insn_for_speed_p
4680 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4682 * opts.h (CL_SAVE): New option class for marking options that are
4683 target specific options usable in the target attribute.
4684 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4686 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4687 can easily find the target specific options that are safe to use
4688 in the attribute or pragma.
4690 * attribs.c (decl_attributes): Change #pragma GCC option to
4691 #pragma GCC target, and attribute((option(...))) to
4692 attribute((target(...))).
4694 * doc/extend.texi (target attribute): Change from option
4695 attribute. Delete push/pop/reset.
4696 (#pragma GCC target): Change from #pragma GCC option. Delete
4698 (#pragma GCC push_options): Document new pragma.
4699 (#pragma GCC pop_options): Document new pragma.
4700 (#pragma GCC reset_options): Document new pragma.
4702 * targhooks.c (default_target_option_valid_attribute_p): Add
4703 warning about port not supporting target attributes.
4704 (default_target_option_pragma_parse): New function, warn about
4705 #pragma GCC target not being supported.
4707 * targhooks.h (default_target_option_pragma_parse): Add
4710 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4711 TI_CURRENT_OPTION_PRAGMA.
4712 (current_target_pragma): Rename from current_option_pragma.
4714 * target.h: (struct target_option): Delete booleans for changing
4715 the optimization level on hot/cold functions. Change signature of
4716 pragma_parse hook to take a second tree.
4718 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4720 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4721 that the declaration is done at global scope.
4723 * langhooks.c (add_builtin_function_common): Move most of the code
4724 from add_builtin_function here, calling the hook passed in.
4725 (add_builtin_function): Call add_builtin_function_common with
4726 standard builtin hook.
4727 (add_builtin_function_ext_scope): New function to add builtins to
4730 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4732 (add_builtin_function_ext_scope): Add declaration.
4734 * c-pragma.c (handle_pragma_target): Rename from
4735 handle_pragma_option, #pragma GCC option is now #pragma GCC
4736 target. Move warning about port not supporting target options to
4737 default pragma parse hook. Remove push/pop/reset from this
4739 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4740 (option_stack): Delete static variable.
4741 (optimize_stack): Ditto.
4742 (optons_stack): New stack of saved target and optimization
4744 (handle_pragma_push_options): New function to handle pushing both
4745 target and optimization options.
4746 (handle_pragma_pop_options): New function to handle popping both
4747 target and optimization options.
4748 (handle_pragma_reset_options): New function to handle resetting
4749 both target and optimization options to their initial state.
4750 (init_pragma): Rename handle_pragma_option to
4751 handle_pragma_target. Add support for push_options, pop_options,
4752 and reset_options pragmas.
4754 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4755 default_target_option_pragma_parse.
4756 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4757 default_target_option_valid_attribute_p.
4758 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4759 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4760 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4761 optimization level on hot/cold functions.
4763 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4764 if the caller and callee have different optimization levels.
4766 * c-common.c (handle_target_attribute): Rename from
4767 handle_option_attribute, attribute((option(...))) is now
4768 attribute((target(...))). Move warning if the port does not
4769 support target attributes to the default hook.
4770 (handle_hot_attribute): Delete code to change the optimization
4771 level of hot functions.
4772 (handle_cold_attribute): Ditto.
4774 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4775 argument that is the binary tree options to use if there are no
4776 arguments. Call ix86_valid_target_attribute_tree instead of
4777 ix86_valid_option_attribute_tree.
4778 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4779 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4780 ix86_pragma_option_parse.
4782 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4783 Rename from ix86_valid_option_attribute_tree.
4785 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4786 new builtins when the ISA changes.
4787 (ix86_valid_target_attribute_tree): Rename from
4788 ix86_valid_option_attribute_tree. Change callers. If the
4789 function specified optimization options, use those as the starting
4790 point before setting up the target attributes. If the
4791 optimization options were changed in the course of setting the
4792 target attributes, record the new optimization options.
4793 (ix86_valid_target_attribute_tree_inner_p): Rename from
4794 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4795 ix86_add_new_builtins if the ISA changed.
4796 (ix86_valid_target_attribute_p): Rename from
4797 ix86_valid_option_attribute_p. Change callers.
4798 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4799 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4800 as delayed builtin functions.
4801 (struct builtin_isa): New structure to record builtin functions
4802 that should be delayed until the ISA for that function is used.
4803 (ix86_builtins_isa): Change from int to struct to track builtin
4804 functions we want to declare at some point.
4805 (def_builtin): If the front end can delay defining the builtin
4806 functions, don't create builtins for ISAs not part of the default
4808 (def_builtin_const): Ditto.
4809 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4810 __builtin_ia32_pcmov_v2di to be different builtin functions.
4811 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4812 a structure instead of an int.
4813 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4814 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4815 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4816 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4818 * config/ia64/ia64.h
4819 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4820 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4822 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4823 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4824 (LANG_HOOKS_INITIALIZER): Add
4825 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4827 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4830 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4831 the reload address with the index register for SFmode
4832 access with a displacement.
4834 2008-08-30 Jan Hubicka <jh@suse.cz>
4836 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4837 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4838 * dojump.c (do_jump): Likewise.
4839 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4840 (note-if_info): Add BRANCH_COST.
4841 (noce_try_store_flag_constants, noce_try_addcc,
4842 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4843 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4844 find_if_case_2): Use computed branch cost.
4845 * expr.h (BRANCH_COST): Update default.
4846 * predict.c (predictable_edge_p): New function.
4847 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4848 Update BRANCH_COST call.
4849 * basic-block.h (predictable_edge_p): Declare.
4850 * config/alpha/alpha.h (BRANCH_COST): Update.
4851 * config/frv/frv.h (BRANCH_COST): Update.
4852 * config/s390/s390.h (BRANCH_COST): Update.
4853 * config/spu/spu.h (BRANCH_COST): Update.
4854 * config/sparc/sparc.h (BRANCH_COST): Update.
4855 * config/m32r/m32r.h (BRANCH_COST): Update.
4856 * config/i386/i386.h (BRANCH_COST): Update.
4857 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4859 * config/sh/sh.h (BRANCH_COST): Update.
4860 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4861 * config/avr/avr.h (BRANCH_COST): Update.
4862 * config/crx/crx.h (BRANCH_COST): Update.
4863 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4864 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4865 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4866 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4867 * config/ia64/ia64.h (BRANCH_COST): Update.
4868 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4869 * config/arc/arc.h (BRANCH_COST): Update.
4870 * config/score/score.h (BRANCH_COST): Update.
4871 * config/arm/arm.h (BRANCH_COST): Update.
4872 * config/pa/pa.h (BRANCH_COST): Update.
4873 * config/mips/mips.h (BRANCH_COST): Update.
4874 * config/vax/vax.h (BRANCH_COST): Update.
4875 * config/h8300/h8300.h (BRANCH_COST): Update.
4876 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4877 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4878 * doc/tm.texi (BRANCH_COST): Update.
4880 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4883 * config/arm/arm.c (arm_optimization_options): Set
4884 flag_section_anchors to 2 instead of 1 to distinguish it from
4885 -fsection-anchors given explicitely on the command line.
4887 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4889 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4890 final insn of a split.
4892 2008-08-30 Jan Hubicka <jh@suse.cz>
4894 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4895 optimized for speed.
4896 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4897 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4898 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4899 flag_gcse_after_reload_set): New static vars.
4900 (common_handle_option): Enable those flags for profile-use.
4901 (decode_options): Remove optimize_size flags that are handled
4902 on higher granuality.
4903 * tree-vectorizer.c (vectorize_loops): Use
4904 optimize_loop_nest_for_speed_p.
4905 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4906 * tree-predcom.c (tree_predictive_commoning): Use
4907 optimize_loop_for_speed_p.
4908 * varasm.c (assemble_start_function): Use
4909 optimize_function_for_speed_p.
4910 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4911 * predict.c (optimize_loop_for_speed_p): Fix walk.
4913 2008-08-30 Jan Hubicka <jh@suse.cz>
4915 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4917 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4918 profile presence locally.
4920 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4923 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4924 versions before 4.0.
4926 2008-08-29 Jan Hubicka <jh@suse.cz>
4928 * tree-inline.c (insert_init_stmt): Insert sequence even when
4931 2008-08-29 Jeff Law <law@redhat.com>
4933 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4934 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4935 location and class is an FP register.
4937 2008-08-29 Jan Hubicka <jh@suse.cz>
4939 * see.c (see_merge_one_def_extension): Silence used uninitialized
4941 * matrix-reorg.c (check_allocation_function): Likewise.
4942 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4944 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4947 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4948 compute new & and | in type rather than TREE_TYPE (arg0).
4950 * dwarf2out.c (fortran_common): Update comment.
4951 (gen_variable_die): Swap com_die and var_die variables in Fortran
4952 COMMON block handling code.
4954 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4956 * dwarf2out.c (gen_const_die): New function.
4957 (size_of_die, value_format, output_die): Output larger
4958 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4959 (native_encode_initializer): New function.
4960 (tree_add_const_value_attribute): Call it.
4961 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4963 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4964 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4965 TREE_THIS_VOLATILE to add_type_attribute.
4967 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4969 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4972 * dwarf2out.c (loc_by_reference): New function.
4973 (add_location_or_const_value_attribute): Use it.
4976 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4977 as DW_TAG_variable children of DW_TAG_common_block rather than
4978 DW_TAG_member children. Put DW_AT_external to individual
4979 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4981 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4982 loc_descriptor_from_tree_1.
4986 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4987 arguments to imported_module_or_decl.
4988 (debug_nothing_tree_tree): Removed.
4989 (debug_nothing_tree_tree_tree_bool): New prototype.
4990 * debug.c (do_nothing_debug_hooks): Adjust.
4991 (debug_nothing_tree_tree): Removed.
4992 (debug_nothing_tree_tree_tree_bool): New function.
4993 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4994 (gen_variable_die): Put all common vars for the
4995 same COMMON block under one DW_TAG_common_block.
4996 (declare_in_namespace): Return new context_die, for Fortran
4997 return the module DIE instead of adding extra declarations into
4999 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5000 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5001 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5003 (dwarf2out_global_decl): Don't skip Fortran global vars.
5004 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5005 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5006 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5007 DW_TAG_imported_declaration as child of previous
5008 DW_TAG_imported_module.
5009 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5010 * sdbout.c (sdb_debug_hooks): Likewise.
5011 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5013 2008-08-29 Jan Hubicka <jh@suse.cz>
5015 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5017 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5018 * ipa-cp.c (n_cloning_candidates): New static variable.
5019 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5020 (ipcp_print_all_lattices): Improve debug output.
5021 (ipcp_cloning_candidate_p): New function.
5022 (ipcp_initialize_node_lattices): Use it.
5023 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5024 (ipcp_propagate_stage): Prettier debug output.
5025 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5026 (ipcp_print_all_structures): Remove.
5027 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5028 (ipcp_insert_stage): Prettier debug output; call
5029 cgraph_remove_unreachable_nodes before propagating.
5030 (pass_ipa_cp): Schedule function removal pass.
5031 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5033 (cgraph_maybe_hot_edge_p): Move to ...
5034 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5035 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5036 (common_handle_option): Set them; enable ipa-cp when profiling.
5037 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5038 (ipa_print_all_jump_functions): Likewise.
5039 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5040 (ipa_print_node_params, ipa_print_all_params): New.
5041 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5042 ipa_print_all_param_flags): Remove.
5043 (ipa_print_node_params, ipa_print_all_params): New.
5045 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5047 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5048 change from 2008-04-03.
5049 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5051 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5054 * ira-color.c (push_allocnos_to_stack): Truncate
5055 removed_splay_allocno_vec.
5057 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5060 * ira-color (ira_fast_allocation): Don't assign hard registers to
5063 2008-08-29 Jan Hubicka <jh@suse.cz>
5066 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5067 for cold internal loops.
5069 2008-08-29 Richard Guenther <rguenther@suse.de>
5071 * tree-ssa-structalias.c (create_variable_info_for): Do not
5072 create fields for heap vars or vars with a noalias state.
5073 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5076 2008-08-29 Richard Guenther <rguenther@suse.de>
5078 * common.opt (ftree-store-ccp): Mark as preserved for
5079 backward compatibility.
5080 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5081 * tree-pass.h (pass_store_ccp): Remove.
5082 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5083 (first_vdef): Remove declaration.
5084 (get_value_loaded_by): Likewise.
5085 * tree-ssa-ccp.c (do_store_ccp): Remove.
5086 (get_default_value): Simplify as do_store_ccp is always false
5087 now. Do not initialize mem_ref.
5088 (set_value_varying): Likewise.
5089 (canonicalize_float_value): Likewise.
5090 (set_lattice_value): Likewise.
5091 (likely_value): Likewise.
5092 (surely_varying_stmt_p): Likewise.
5093 (ccp_initialize): Likewise.
5094 (ccp_lattice_meet): Likewise.
5095 (ccp_visit_phi_node): Likewise.
5096 (ccp_fold): Likewise.
5097 (evaluate_stmt): Likewise.
5098 (visit_assignment): Likewise.
5099 (ccp_visit_stmt): Likewise.
5100 (execute_ssa_ccp): Fold into ...
5101 (do_ssa_ccp): ... this.
5102 (do_ssa_store_ccp): Remove.
5103 (gate_store_ccp): Likewise.
5104 (pass_store_ccp): Likewise.
5105 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5107 * tree-ssa-propagate.c (first_vdef): Remove.
5108 (get_value_loaded_by): Likewise.
5109 (replace_vuses_in): Likewise.
5110 (substitute_and_fold): Do not call replace_vuses_in.
5111 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5113 2008-08-29 Richard Guenther <rguenther@suse.de>
5116 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5117 PARAM_NOALIAS tags with is_heapvar.
5118 * tree-ssa-operands.c (access_can_touch_variable): Offset
5119 based tests do not apply for heapvars. Fix offset test.
5121 2008-08-29 Jan Hubicka <jh@suse.cz>
5123 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5124 (-fipa-cp-clone): Enabled by default at -O3.
5125 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5126 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5128 2008-08-29 Jan Hubicka <jh@suse.cz>
5130 * tree.c (build_function_type_skip_args,
5131 build_function_decl_skip_args): New functions.
5132 * tree.h (build_function_type_skip_args,
5133 build_function_decl_skip_args): Declare.
5134 * gimple.c (giple_copy_call_skip_args): New function.
5135 (giple_copy_call_skip_args): Declare.
5137 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5138 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5139 (ipcp_node_modifiable_p): ... this one; use
5140 tree_versionable_function_p.
5141 (ipcp_create_replace_map): Improve debug output.
5142 (ipcp_need_redirect_p): Return false when not clonning.
5143 (ipcp_update_callgraph): Skip args.
5144 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5146 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5147 (save_inline_function_body): Update call of tree_function_versioning.
5148 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5149 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5151 (tree_function_versioning): Likewise.
5152 * tree-inline.h (tree_function_versioning): Update prototype.
5154 2008-08-29 Jan Hubicka <jh@suse.cz>
5156 * loop-unswitch.c (unswitch_single_loop): Use
5157 optimize_loop_for_speed_p.
5158 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5159 Use optimize_function_for_size_p.
5160 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5161 * postreload-gcse.c (eliminate_partially_redundant_load):
5162 Use optimize_bb_for_size_p.
5163 * value-prof.c (gimple_divmod_fixed_value_transform,
5164 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5165 gimple_stringops_transform): Use optimize_bb_for_size_p.
5166 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5167 * final.c (compute_alignments): Use optimize_function_for_size_p.
5168 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5169 (fold_builtin_strcpy, fold_builtin_fputs): Use
5170 optimize_function_for_size_p.
5171 * fold-const.c (tree_swap_operands_p): Use
5172 optimize_function_for_size_p.
5173 * recog.c (relax_delay_slots): Likewise.
5174 * tree-ssa-math-opts.c (replace_reciprocal):
5175 Use optimize_bb_for_speed_p.
5176 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5177 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5178 optimize_function_for_size_p.
5179 (cgraph_decide_inlining_of_small_function): Use
5180 optimize_function_for_size_p.
5181 * global.c (find_reg): Use optimize_function_for_size_p.
5182 * opts.c (decode_options): Do not clear flag_tree_ch,
5183 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5184 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5185 work it out from profile.
5186 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5187 optimize_loop_for_speed_p.
5188 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5190 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5191 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5192 * tree-eh.c (decide_copy_try_finally): Use
5193 optimize_function_for_size_p.
5194 * local-alloc.c (block_alloc): Pass BB pointer.
5195 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5196 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5197 * loop-unroll.c (decide_unrolling_and_peeling):
5198 Use optimize_loop_for_size_p.
5199 (decide_peel_completely): Likewise.
5200 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5201 optimize_loop_for_size_p.
5202 (vect_enhance_data_refs_alignment): Likewise.
5203 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5204 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5206 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5207 (try_crossjump_bb): Use optimize_bb_for_size_p.
5208 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5209 optimize_loop_for_speed_p.
5210 * bb-reorder.c (find_traces_1_round): Likewise.
5211 (copy_bb): Use optimize_bb_for_speed_p.
5212 (duplicate_computed_gotos): Likewise.
5213 * basic-block.h (optimize_loop_nest_for_size_p,
5214 optimize_loop_nest_for_speed_p): New.
5215 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5217 2008-08-29 Tristan Gingold <gingold@adacore.com>
5219 * gcov.c (main): Call expandargv.
5221 2008-08-29 Jan Hubicka <jh@suse.cz>
5223 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5225 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5227 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5228 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5230 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5232 2008-08-29 Jan Hubicka <jh@suse.cz>
5234 * tree-pass.h (pass_strip_predict_hints): Declare.
5235 * predict.c (strip_builtin_expect): Rename to ...
5236 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5237 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5238 (tree_estimate_probability): Do not strip builtin_expect.
5239 (pass_strip_predict_hints): New pass.
5240 * tree-inline.c (expand_call_inline): When inlining cold function,
5241 predict it as unlikely.
5242 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5244 2008-08-29 Richard Guenther <rguenther@suse.de>
5246 PR tree-optimization/37207
5247 * tree-vrp.c (extract_range_from_binary_expr): Also try
5248 to constant fold if only one of the operands is a constant.
5250 2008-08-29 Nick Clifton <nickc@redhat.com>
5252 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5253 the same way as SYMBOL_REFs.
5255 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5257 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5259 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5261 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5262 * config/mips/mips.md (branch_likely): Remove const. Fix
5264 (define_delay for type "branch"): Change to only apply for branch
5265 with likely variant.
5266 (define_delay for type "branch" and "branch_likely" no). New delay
5268 (equality_op): New code iterator.
5269 (bbv, bbinv): New code attributes.
5270 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5273 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5274 Andrew Pinski <pinskia@gcc.gnu.org>
5277 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5279 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5281 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5282 rule that a symbolic constant must be defined and >= 0 for the
5283 corresponding facility to be present at compile-time.
5284 * gthr-posix.c: Likewise.
5286 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5288 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5289 * config/mips/mips.md (D): New mode attribute.
5290 (mulsi3, muldi3): Merge it into ...
5291 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5292 (muldi3_mul3): New pattern.
5293 (mulsi3_mult3): Rename to mulsi3_mul3.
5295 2008-08-28 Jan Hubicka <jh@suse.cz>
5297 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5299 * predict.c (always_optimize_for_size_p): Rename to ...
5300 (optimize_function_for_size): ... this one; make extern.
5301 (optimize_function_for_speed_p): New.
5302 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5303 optimize_edge_for_size_p,optimize_edge_for_size_p,
5304 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5305 * basic-block.h (optimize_function_for_size_p,
5306 optimize_function_for_speed_p): Declare.
5307 * i386.md (optimize_size checks): Replace them by appropriate
5309 (standard_80387_constant_p, ix86_compute_frame_layout,
5310 ix86_expand_epilogue, ix86_decompose_address,
5311 print_operand, emit_i387_cw_initialization,
5312 inline_memory_move_cost, ix86_pad_returns,
5313 ix86_reorg): Replace optimize_size checks.
5315 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5317 * rtl.h (simplify_subreg_regno): Declare.
5318 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5319 * simplify-rtx.c (simplify_subreg): ...here.
5320 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5321 subreg_offset_representable_p.
5323 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5326 * c-typeck.c (convert_for_assignment): Give a note describing what
5327 was passed and what was expected.
5329 2008-08-28 Joey Ye <joey.ye@intel.com>
5331 * doc/extend.texi: Document AVX built-in functions.
5332 * doc/invoke.texi: Document -mavx.
5334 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5335 Joey Ye <joey.ye@intel.com>
5336 Xuepeng Guo <xuepeng.guo@intel.com>
5338 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5340 * config/i386/cpuid.h (bit_FMA): New.
5341 (bit_XSAVE): Likewise.
5342 (bit_OSXSAVE): Likewise.
5343 (bit_AVX): Likewise.
5345 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5346 define. Use ASM_OUTPUT_AVX_PREFIX.
5348 * config/i386/gmmintrin.h: New.
5350 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5351 (OPTION_MASK_ISA_AVX_SET): New.
5352 (OPTION_MASK_ISA_FMA_SET): Likewise.
5353 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5354 (OPTION_MASK_ISA_FMA_SET): Likewise.
5355 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5356 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5357 (pta_flags): Add PTA_AVX and PTA_FMA.
5358 (override_options): Handle PTA_AVX and PTA_FMA.
5359 (init_cumulative_args): Handle warn_avx.
5360 (classify_argument): Return 0 for COImode and OImode. Return
5361 1 and X86_64_AVX_CLASS for 256bit vector types.
5362 (examine_argument): Handle X86_64_AVX_CLASS.
5363 (construct_container): Likewise.
5364 (function_arg_advance_32): Pass OImode and 256bit vector types
5366 (function_arg_advance_64): Take a new argument to indicate if a
5367 parameter is named. Handle 256bit vector types. Return
5368 immediately for unnamed 256bit vector mode parameters.
5369 (function_arg_advance): Updated.
5370 (function_arg_32): Add comments for TImode. Handle OImode
5371 and 256bit vector types.
5372 (function_arg_64): Take a new argument to indicate if a
5373 parameter is named. Handle 256bit vector types. Return NULL
5374 for unnamed 256bit vector mode parameters.
5375 (function_arg): Updated.
5376 (setup_incoming_varargs_64): Support
5377 AVX encoding for *sse_prologue_save_insn.
5378 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5379 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5380 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5381 enabled, otherwise return -3.
5382 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5384 (print_reg): Support AVX registers. Handle 'x' and 't'.
5385 Handle 'd' to duplicate the operand.
5386 (print_operand): Likewise. Also support AVX vector compare
5388 (output_387_binary_op): Support AVX.
5389 (output_fp_compare): Likewise.
5390 (ix86_expand_vector_move_misalign): Likewise.
5391 (ix86_attr_length_vex_default): New.
5392 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5393 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5394 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5395 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5396 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5397 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5398 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5399 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5400 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5401 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5402 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5403 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5404 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5405 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5406 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5407 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5408 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5409 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5410 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5411 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5412 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5413 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5414 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5415 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5416 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5417 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5418 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5419 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5420 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5421 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5422 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5423 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5424 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5425 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5426 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5427 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5428 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5429 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5430 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5431 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5432 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5433 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5434 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5435 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5436 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5437 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5438 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5439 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5440 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5441 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5442 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5443 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5444 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5445 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5446 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5447 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5448 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5449 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5450 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5451 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5452 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5453 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5454 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5455 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5456 and IX86_BUILTIN_MOVMSKPS256,
5457 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5458 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5459 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5460 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5461 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5462 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5463 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5464 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5465 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5466 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5467 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5468 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5469 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5470 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5471 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5472 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5473 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5474 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5475 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5476 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5477 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5478 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5479 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5480 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5481 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5482 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5483 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5484 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5485 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5486 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5487 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5488 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5489 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5490 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5491 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5492 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5493 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5494 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5495 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5496 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5497 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5498 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5499 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5500 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5501 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5502 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5503 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5504 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5505 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5506 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5507 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5508 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5509 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5510 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5511 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5512 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5513 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5514 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5516 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5517 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5518 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5519 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5520 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5521 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5522 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5523 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5524 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5525 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5526 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5527 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5528 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5529 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5530 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5531 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5532 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5533 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5534 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5535 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5536 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5537 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5538 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5539 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5540 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5541 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5542 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5543 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5544 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5545 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5546 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5547 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5548 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5549 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5550 IX86_BUILTIN_MOVMSKPS256.
5551 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5552 (ix86_expand_args_builtin): Likewise.
5553 (ix86_expand_special_args_builtin): Likewise.
5554 (ix86_hard_regno_mode_ok): Handle AVX modes.
5555 (ix86_expand_vector_init_duplicate): Likewise.
5556 (ix86_expand_vector_init_one_nonzero): Likewise.
5557 (ix86_expand_vector_init_one_var): Likewise.
5558 (ix86_expand_vector_init_concat): Likewise.
5559 (ix86_expand_vector_init_general): Likewise.
5560 (ix86_expand_vector_set): Likewise.
5561 (ix86_vector_mode_supported_p): Likewise.
5562 (x86_extended_reg_mentioned_p): Check INSN_P before using
5565 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5566 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5568 * config/i386/i386.h (TARGET_AVX): New.
5569 (TARGET_FMA): Likewise.
5570 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5571 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5572 (VALID_AVX256_REG_MODE): New.
5573 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5574 (AVX_FLOAT_MODE_P): Likewise.
5575 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5576 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5577 (AVX_VEC_FLOAT_MODE_P): Likewise.
5578 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5579 (ASM_OUTPUT_OPCODE): Likewise.
5580 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5582 (SSE_REG_MODE_P): Allow 256bit vector modes.
5583 (ix86_args): Add a warn_avx field.
5585 * config/i386/i386.md (UNSPEC_PCMP): New.
5586 (UNSPEC_VPERMIL): Likewise.
5587 (UNSPEC_VPERMIL2): Likewise.
5588 (UNSPEC_VPERMIL2F128): Likewise.
5589 (UNSPEC_MASKLOAD): Likewise.
5590 (UNSPEC_MASKSTORE): Likewise.
5591 (UNSPEC_CAST): Likewise.
5592 (UNSPEC_VTESTP): Likewise.
5593 (UNSPECV_VZEROALL): Likewise.
5594 (UNSPECV_VZEROUPPER): Likewise.
5595 (XMM0_REG): Likewise.
5596 (XMM1_REG): Likewise.
5597 (XMM2_REG): Likewise.
5598 (XMM3_REG): Likewise.
5599 (XMM4_REG): Likewise.
5600 (XMM5_REG): Likewise.
5601 (XMM6_REG): Likewise.
5602 (XMM8_REG): Likewise.
5603 (XMM9_REG): Likewise.
5604 (XMM10_REG): Likewise.
5605 (XMM11_REG): Likewise.
5606 (XMM12_REG): Likewise.
5607 (XMM13_REG): Likewise.
5608 (XMM14_REG): Likewise.
5609 (XMM15_REG): Likewise.
5611 (prefix_vex_imm8): Likewise.
5612 (prefix_vex_w): Likewise.
5613 (length_vex): Likewise.
5616 (*avx_ashlti3): Likewise.
5617 (*avx_lshrti3): Likewise.
5618 (*avx_setcc<mode>): Likewise.
5619 (*fop_<mode>_comm_mixed_avx): Likewise.
5620 (*fop_<mode>_comm_avx): Likewise.
5621 (*fop_<mode>_1_mixed_avx): Likewise.
5622 (*fop_<mode>_1_avx): Likewise.
5623 (*avx_<code><mode>3): Likewise.
5624 (*avx_ieee_smin<mode>3): Likewise.
5625 (*avx_ieee_smax<mode>3): Likewise.
5626 (mode): Add OI, V8SF and V4DF.
5627 (length): Support VEX prefix.
5628 (*cmpfp_i_mixed): Set prefix attribute.
5629 (*cmpfp_i_sse): Likewise.
5630 (*cmpfp_iu_mixed): Likewise.
5631 (*cmpfp_iu_sse): Likewise.
5632 (*movsi_1): Support AVX.
5633 (*movdi_2): Likewise.
5634 (*movdi_1_rex64): Likewise.
5635 (*movti_internal): Likewise.
5636 (*movti_rex64): Likewise.
5637 (*movsf_1): Likewise.
5638 (*movdf_nointeger): Likewise.
5639 (*movdf_integer_rex64): Likewise.
5640 (*movtf_internal): Likewise.
5641 (zero_extendsidi2_32): Likewise.
5642 (zero_extendsidi2_rex64): Likewise.
5643 (*extendsfdf2_mixed): Likewise.
5644 (*extendsfdf2_sse): Likewise.
5645 (*truncdfsf_fast_mixed): Likewise.
5646 (*truncdfsf_fast_sse): Likewise.
5647 (*truncdfsf_mixed): Likewise.
5648 (fix_trunc<mode>di_sse): Likewise.
5649 (fix_trunc<mode>si_sse): Likewise.
5650 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5651 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5652 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5653 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5654 (*rcpsf2_sse): Likewise.
5655 (*rsqrtsf2_sse): Likewise.
5656 (*sqrt<mode>2_sse): Likewise.
5657 (sse4_1_round<mode>2): Likewise.
5658 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5659 Support AVX. Set length attribute properly for AVX.
5661 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5662 (VECTOR_MODES (FLOAT, 32)): Likewise.
5663 (VECTOR_MODE (INT, DI, 8)): Likewise.
5664 (VECTOR_MODE (INT, HI, 32)): Likewise.
5665 (VECTOR_MODE (INT, QI, 64)): Likewise.
5666 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5667 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5668 (VECTOR_MODE (INT, DI, 4)): Removed.
5669 (VECTOR_MODE (INT, SI, 8)): Likewise.
5670 (VECTOR_MODE (INT, HI, 16)): Likewise.
5671 (VECTOR_MODE (INT, QI, 32)): Likewise.
5672 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5673 (INT_MODE (OI, 32)): Likewise.
5675 * config/i386/i386.opt (mavx): New.
5678 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5680 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5681 (*mov<mode>_internal_avx): New.
5682 (*movv2sf_internal_rex64_avx): Likewise.
5683 (*movv2sf_internal_avx): Likewise.
5685 * config/i386/predicates.md (const_4_to_5_operand): New.
5686 (const_6_to_7_operand): Likewise.
5687 (const_8_to_11_operand): Likewise.
5688 (const_12_to_15_operand): Likewise.
5689 (avx_comparison_float_operator): Likewise.
5691 * config/i386/sse.md (AVX256MODEI): New.
5692 (AVX256MODE): Likewise.
5693 (AVXMODEQI): Likewise.
5694 (AVXMODE): Likewise.
5695 (AVX256MODEF2P): Likewise.
5696 (AVX256MODE2P): Likewise.
5697 (AVX256MODE4P): Likewise.
5698 (AVX256MODE8P): Likewise.
5699 (AVXMODEF2P): Likewise.
5700 (AVXMODEF4P): Likewise.
5701 (AVXMODEDCVTDQ2PS): Likewise.
5702 (AVXMODEDCVTPS2DQ): Likewise.
5703 (avxvecmode): Likewise.
5704 (avxvecpsmode): Likewise.
5705 (avxhalfvecmode): Likewise.
5706 (avxscalarmode): Likewise.
5707 (avxcvtvecmode): Likewise.
5708 (avxpermvecmode): Likewise.
5709 (avxmodesuffixf2c): Likewise.
5710 (avxmodesuffixp): Likewise.
5711 (avxmodesuffixs): Likewise.
5712 (avxmodesuffix): Likewise.
5713 (vpermilbits): Likewise.
5714 (pinsrbits): Likewise.
5715 (mov<mode>): Likewise.
5716 (*mov<mode>_internal): Likewise.
5717 (push<mode>1): Likewise.
5718 (movmisalign<mode>): Likewise.
5719 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5720 (avx_movdqu<avxmodesuffix>): Likewise.
5721 (avx_lddqu<avxmodesuffix>): Likewise.
5722 (<plusminus_insn><mode>3): Likewise.
5723 (*avx_<plusminus_insn><mode>3): Likewise.
5724 (*avx_vm<plusminus_insn><mode>3): Likewise.
5725 (mul<mode>3): Likewise.
5726 (*avx_mul<mode>3): Likewise.
5727 (*avx_vmmul<mode>3): Likewise.
5728 (divv8sf3): Likewise.
5729 (divv4df3): Likewise.
5730 (avx_div<mode>3): Likewise.
5731 (*avx_div<mode>3): Likewise.
5732 (*avx_vmdiv<mode>3): Likewise.
5733 (avx_rcpv8sf2): Likewise.
5734 (*avx_vmrcpv4sf2): Likewise.
5735 (sqrtv8sf2): Likewise.
5736 (avx_sqrtv8sf2): Likewise.
5737 (*avx_vmsqrt<mode>2): Likewise.
5738 (rsqrtv8sf2): Likewise.
5739 (avx_rsqrtv8sf2): Likewise.
5740 (*avx_vmrsqrtv4sf2): Likewise.
5741 (<code><mode>3): Likewise.
5742 (*avx_<code><mode>3_finite): Likewise.
5743 (*avx_<code><mode>3): Likewise.
5744 (*avx_vm<code><mode>3): Likewise.
5745 (*avx_ieee_smin<mode>3): Likewise.
5746 (*avx_ieee_smax<mode>3): Likewise.
5747 (avx_addsubv8sf3): Likewise.
5748 (avx_addsubv4df3): Likewise.
5749 (*avx_addsubv4sf3): Likewise.
5750 (*avx_addsubv2df3): Likewise.
5751 (avx_h<plusminus_insn>v4df3): Likewise.
5752 (avx_h<plusminus_insn>v8sf3): Likewise.
5753 (*avx_h<plusminus_insn>v4sf3): Likewise.
5754 (*avx_h<plusminus_insn>v2df3): Likewise.
5755 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5756 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5757 (*avx_maskcmp<mode>3): Likewise.
5758 (avx_nand<mode>3): Likewise.
5759 (*avx_<code><mode>3): Likewise.
5760 (*avx_nand<mode>3): Likewise.
5761 (*avx_<code><mode>3): Likewise.
5762 (*avx_cvtsi2ss): Likewise.
5763 (*avx_cvtsi2ssq): Likewise.
5764 (*avx_cvtsi2sd): Likewise.
5765 (*avx_cvtsi2sdq): Likewise.
5766 (*avx_cvtsd2ss): Likewise.
5767 (avx_cvtss2sd): Likewise.
5768 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5769 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5770 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5771 (*avx_cvtsi2sd): Likewise.
5772 (*avx_cvtsi2sdq): Likewise.
5773 (avx_cvtdq2pd256): Likewise.
5774 (avx_cvtpd2dq256): Likewise.
5775 (avx_cvttpd2dq256): Likewise.
5776 (*avx_cvtsd2ss): Likewise.
5777 (*avx_cvtss2sd): Likewise.
5778 (avx_cvtpd2ps256): Likewise.
5779 (avx_cvtps2pd256): Likewise.
5780 (*avx_movhlps): Likewise.
5781 (*avx_movlhps): Likewise.
5782 (avx_unpckhps256): Likewise.
5783 (*avx_unpckhps): Likewise.
5784 (avx_unpcklps256): Likewise.
5785 (*avx_unpcklps): Likewise.
5786 (avx_movshdup256): Likewise.
5787 (avx_movsldup256): Likewise.
5788 (avx_shufps256): Likewise.
5789 (avx_shufps256_1): Likewise.
5790 (*avx_shufps_<mode>): Likewise.
5791 (*avx_loadhps): Likewise.
5792 (*avx_storelps): Likewise.
5793 (*avx_loadlps): Likewise.
5794 (*avx_movss): Likewise.
5795 (*vec_dupv4sf_avx): Likewise.
5796 (*vec_concatv2sf_avx): Likewise.
5797 (*vec_concatv4sf_avx): Likewise.
5798 (*vec_setv4sf_0_avx): Likewise.
5799 (*vec_setv4sf_avx): Likewise.
5800 (*avx_insertps): Likewise.
5801 (avx_vextractf128<mode>): Likewise.
5802 (vec_extract_lo_<mode>): Likewise.
5803 (vec_extract_hi_<mode>): Likewise.
5804 (vec_extract_lo_<mode>): Likewise.
5805 (vec_extract_hi_<mode>): Likewise.
5806 (vec_extract_lo_v16hi): Likewise.
5807 (vec_extract_hi_v16hi): Likewise.
5808 (vec_extract_lo_v32qi): Likewise.
5809 (vec_extract_hi_v32qi): Likewise.
5810 (avx_unpckhpd256): Likewise.
5811 (*avx_unpckhpd): Likewise.
5812 (avx_movddup256): Likewise.
5813 (*avx_movddup): Likewise.
5814 (avx_unpcklpd256): Likewise.
5815 (*avx_unpcklpd): Likewise.
5816 (avx_shufpd256): Likewise.
5817 (avx_shufpd256_1): Likewise.
5818 (*avx_punpckhqdq): Likewise.
5819 (*avx_punpcklqdq): Likewise.
5820 (*avx_shufpd_<mode>): Likewise.
5821 (*avx_storehpd): Likewise.
5822 (*avx_loadhpd): Likewise.
5823 (*avx_loadlpd): Likewise.
5824 (*avx_movsd): Likewise.
5825 (*vec_concatv2df_avx): Likewise.
5826 (*avx_<plusminus_insn><mode>3): Likewise.
5827 (*avx_<plusminus_insn><mode>3): Likewise.
5828 (*avx_mulv8hi3): Likewise.
5829 (*avxv8hi3_highpart): Likewise.
5830 (*avx_umulv8hi3_highpart): Likewise.
5831 (*avx_umulv2siv2di3): Likewise.
5832 (*avx_mulv2siv2di3): Likewise.
5833 (*avx_pmaddwd): Likewise.
5834 (*avx_mulv4si3): Likewise.
5835 (*avx_ashr<mode>3): Likewise.
5836 (*avx_lshr<mode>3): Likewise.
5837 (*avx_ashl<mode>3): Likewise.
5838 (*avx_<code><mode>3): Likewise.
5839 (*avx_eq<mode>3): Likewise.
5840 (*avx_gt<mode>3): Likewise.
5841 (*avx_nand<mode>3): Likewise.
5842 (*avx_nand<mode>3): Likewise.
5843 (*avx_<code><mode>3): Likewise.
5844 (*avx_<code><mode>3): Likewise.
5845 (*avx_packsswb): Likewise.
5846 (*avx_packssdw): Likewise.
5847 (*avx_packuswb): Likewise.
5848 (*avx_punpckhbw): Likewise.
5849 (*avx_punpcklbw): Likewise.
5850 (*avx_punpckhwd): Likewise.
5851 (*avx_punpcklwd): Likewise.
5852 (*avx_punpckhdq): Likewise.
5853 (*avx_punpckldq): Likewise.
5854 (*avx_pinsr<avxmodesuffixs>): Likewise.
5855 (*avx_pinsrq): Likewise.
5856 (*avx_loadld): Likewise.
5857 (*vec_extractv2di_1_rex64_avx): Likewise.
5858 (*vec_extractv2di_1_avx): Likewise.
5859 (*vec_dupv2di_avx): Likewise.
5860 (*vec_concatv2si_avx): Likewise.
5861 (*vec_concatv4si_1_avx): Likewise.
5862 (*vec_concatv2di_avx): Likewise.
5863 (*vec_concatv2di_rex64_avx): Likewise.
5864 (*avx_uavgv16qi3): Likewise.
5865 (*avx_uavgv8hi3): Likewise.
5866 (*avx_psadbw): Likewise.
5867 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5868 (*avx_phaddwv8hi3): Likewise.
5869 (*avx_phadddv4si3): Likewise.
5870 (*avx_phaddswv8hi3): Likewise.
5871 (*avx_phsubwv8hi3): Likewise.
5872 (*avx_phsubdv4si3): Likewise.
5873 (*avx_phsubswv8hi3): Likewise.
5874 (*avx_pmaddubsw128): Likewise.
5875 (*avx_pmulhrswv8hi3): Likewise.
5876 (*avx_pshufbv16qi3): Likewise.
5877 (*avx_psign<mode>3): Likewise.
5878 (*avx_palignrti): Likewise.
5879 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5880 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5881 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5882 (*avx_mpsadbw): Likewise.
5883 (*avx_packusdw): Likewise.
5884 (*avx_pblendvb): Likewise.
5885 (*avx_pblendw): Likewise.
5886 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5887 (avx_ptest256): Likewise.
5888 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5889 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5890 (*avx_aesenc): Likewise.
5891 (*avx_aesenclast): Likewise.
5892 (*avx_aesdec): Likewise.
5893 (*avx_aesdeclast): Likewise.
5894 (avx_vzeroupper): Likewise.
5895 (avx_vzeroupper_rex64): Likewise.
5896 (avx_vpermil<mode>): Likewise.
5897 (avx_vpermilvar<mode>3): Likewise.
5898 (avx_vpermil2<mode>3): Likewise.
5899 (avx_vperm2f128<mode>3): Likewise.
5900 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5901 (avx_vbroadcastss256): Likewise.
5902 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5903 (avx_vinsertf128<mode>): Likewise.
5904 (vec_set_lo_<mode>): Likewise.
5905 (vec_set_hi_<mode>): Likewise.
5906 (vec_set_lo_<mode>): Likewise.
5907 (vec_set_hi_<mode>): Likewise.
5908 (vec_set_lo_v16hi): Likewise.
5909 (vec_set_hi_v16hi): Likewise.
5910 (vec_set_lo_v32qi): Likewise.
5911 (vec_set_hi_v32qi): Likewise.
5912 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5913 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5914 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5915 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5916 (vec_init<mode>): Likewise.
5917 (*vec_concat<mode>_avx): Likewise.
5918 (blendbits): Support V8SF and V4DF.
5919 (sse2_movq128): Support AVX.
5920 (<sse>_movnt<mode>): Likewise.
5921 (sse2_movntv2di): Likewise.
5922 (sse_rcpv4sf2): Likewise.
5923 (sse_sqrtv4sf2): Likewise.
5924 (sse_rsqrtv4sf2): Likewise.
5925 (<sse>_comi): Likewise.
5926 (<sse>_ucomi): Likewise.
5927 (sse_cvtss2si): Likewise.
5928 (sse_cvtss2si_2): Likewise.
5929 (sse_cvtss2siq): Likewise.
5930 (sse_cvtss2siq_2): Likewise.
5931 (sse_cvttss2si): Likewise.
5932 (sse_cvttss2siq): Likewise.
5933 (sse2_cvtsd2si): Likewise.
5934 (sse2_cvtsd2si_2): Likewise.
5935 (sse2_cvtsd2siq): Likewise.
5936 (sse2_cvtsd2siq_2): Likewise.
5937 (sse2_cvttsd2si): Likewise.
5938 (sse2_cvttsd2siq): Likewise.
5939 (sse2_cvtdq2pd): Likewise.
5940 (*sse2_cvtpd2dq): Likewise.
5941 (*sse2_cvttpd2dq): Likewise.
5942 (*sse2_cvtpd2ps): Likewise.
5943 (sse2_cvtps2pd): Likewise.
5944 (sse3_movshdup): Likewise.
5945 (sse3_movsldup): Likewise.
5946 (sse_storehps): Likewise.
5947 (*sse4_1_extractps): Likewise.
5948 (sse2_storelpd): Likewise.
5949 (vec_dupv2df_sse3): Likewise.
5950 (*vec_concatv2df_sse3): Likewise.
5951 (*sse4_1_pextrb): Likewise.
5952 (*sse4_1_pextrb_memory): Likewise.
5953 (*sse2_pextrw): Likewise.
5954 (*sse4_1_pextrw_memory): Likewise.
5955 (*sse4_1_pextrd): Likewise.
5956 (*sse4_1_pextrq): Likewise.
5957 (sse2_pshufd_1): Likewise.
5958 (sse2_pshuflw_1): Likewise.
5959 (sse2_pshufhw_1): Likewise.
5960 (*sse2_storeq_rex64): Likewise.
5961 (*vec_dupv4si): Likewise.
5962 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5963 (sse2_pmovmskb): Likewise.
5964 (*sse2_maskmovdqu): Likewise.
5965 (*sse2_maskmovdqu_rex64): Likewise.
5966 (sse_ldmxcsr): Likewise.
5967 (sse_stmxcsr): Likewise.
5968 (abs<mode>2): Likewise.
5969 (sse4_1_movntdqa): Likewise.
5970 (sse4_1_phminposuw): Likewise.
5971 (sse4_1_extendv8qiv8hi2): Likewise.
5972 (*sse4_1_extendv8qiv8hi2): Likewise.
5973 (sse4_1_extendv4qiv4si2): Likewise.
5974 (*sse4_1_extendv4qiv4si2): Likewise.
5975 (sse4_1_extendv2qiv2di2): Likewise.
5976 (*sse4_1_extendv2qiv2di2): Likewise.
5977 (sse4_1_extendv4hiv4si2): Likewise.
5978 (*sse4_1_extendv4hiv4si2): Likewise.
5979 (sse4_1_extendv2hiv2di2): Likewise.
5980 (*sse4_1_extendv2hiv2di2): Likewise.
5981 (sse4_1_extendv2siv2di2): Likewise.
5982 (*sse4_1_extendv2siv2di2): Likewise.
5983 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5984 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5985 (sse4_1_zero_extendv4qiv4si2): Likewise.
5986 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5987 (sse4_1_zero_extendv2qiv2di2): Likewise.
5988 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5989 (sse4_1_zero_extendv4hiv4si2): Likewise.
5990 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5991 (sse4_1_zero_extendv2hiv2di2): Likewise.
5992 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5993 (sse4_1_zero_extendv2siv2di2): Likewise.
5994 (*sse4_1_zero_extendv2siv2di2): Likewise.
5995 (sse4_1_ptest): Likewise.
5996 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5997 (sse4_2_pcmpestri): Likewise.
5998 (sse4_2_pcmpestrm): Likewise.
5999 (sse4_2_pcmpistri): Likewise.
6000 (sse4_2_pcmpistrm): Likewise.
6002 (aeskeygenassist): Likewise.
6004 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6006 * config/i386/predicates.md (vzeroall_operation): New.
6008 * config/i386/sse.md (avx_vzeroall): New.
6009 (*avx_vzeroall): Likewise.
6011 2008-08-28 Paul Brook <paul@codesourcery.com>
6012 Mark Shinwell <shinwell@codesourcery.com>
6013 Richard Earnshaw <richard.earnshaw@arm.com>
6015 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6016 (TARGET_MIN_ANCHOR_OFFSET): New.
6017 (arm_override_options): Set correct anchor ranges for Thumb-1
6018 and Thumb-2 if required.
6019 (legitimize_pic_address): Handle case involving a TLS symbol
6020 reference with an addend.
6021 (arm_optimization_options): Enable section anchors at -O1 and
6023 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6024 * config/arm/arm-protos.h (arm_optimization_options): New.
6026 2008-08-28 Nick Clifton <nickc@redhat.com>
6028 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6029 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6032 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6033 * config/v850/v850.md (return): Remove frame size restriction.
6035 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6037 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6039 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6041 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6043 2008-08-28 Paul Brook <paul@codesourcery.com>
6045 * config/arm/vfp11.md: Update license notice.
6046 * config/arm/cortex-r4.md: Ditto.
6048 2008-08-28 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/37207
6051 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6054 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6057 * tree.c (int_fits_type_p): Don't forget unsigned integers
6058 of type sizetype which higher end word equals -1.
6060 2008-08-28 Ira Rosen <irar@il.ibm.com>
6062 * target.h (struct vectorize): Add new target builtin.
6063 * tree-vectorizer.c (destroy_loop_vec_info): Call
6064 vect_free_slp_instance instead of vect_free_slp_node.
6065 * tree-vectorizer.h (enum slp_load_perm_type): New.
6066 (struct _slp_instance): Add new fields.
6067 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6068 (SLP_INSTANCE_LOADS): New.
6069 (vect_free_slp_tree): Remove.
6070 (vect_free_slp_instance): Declare.
6071 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6072 (vectorizable_load): Add argument.
6073 (vect_transform_slp_perm_load): New.
6074 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6076 (vect_get_place_in_interleaving_chain): New function.
6077 (vect_free_slp_tree): Make static.
6078 (vect_free_slp_instance): New function.
6079 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6080 collect the load location in the interleaving chain.
6081 (vect_supported_slp_permutation_p): New function.
6082 (vect_supported_load_permutation_p): Likewise.
6083 (vect_analyze_slp_instance): In case of loads permutation, call
6084 vect_supported_load_permutation_p to check that the permutation is
6086 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6087 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6088 (vect_create_mask_and_perm): New function.
6089 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6090 (vectorizable_load): Add an argument. Don't keep the created vectors
6091 statements in the node if permutation is required. Call
6092 vect_transform_slp_perm_load to generate the permutation.
6093 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6094 additional argument.
6095 (vect_schedule_slp_instance): In case of loads permutation, allocate
6096 vectorized statements structure for all the related SLP nodes. Call
6097 vect_transform_stmt with addditional argument.
6098 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6099 * config/spu/spu.c (spu_builtin_vec_perm): New.
6100 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6101 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6102 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6103 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6105 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6107 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6108 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6109 __gthread_cond_signal, __gthread_cond_timedwait,
6110 __gthread_cond_timedwait_recursive): New functions.
6111 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6113 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6116 2008-08-28 Richard Guenther <rguenther@suse.de>
6119 * fold-const.c (maybe_canonicalize_comparison_1): Require
6120 undefined overflow only for canonicalizing A +- CST cmp CST.
6121 Make sure to not generate new constants that are not inside
6122 their TYPE_MIN/MAX_VALUE range.
6123 (maybe_canonicalize_comparison): Remove undefined overflow
6125 (fold_binary): Remove now duplicate folding.
6127 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6129 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6130 use not updated in the last change.
6132 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6134 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6135 (IRA_COVER_CLASSES): Add FPUL_REGS.
6137 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6140 * c-common.c (conversion_warning): Check for null operands.
6142 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6145 * c-decl.c (check_for_loop_decls): Improve error message. Give
6148 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6151 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6152 (convert_for_assignment): Pass corrent OPT_W* parameter to
6153 WARN_FOR_ASSIGNMENT.
6155 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6158 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6160 2008-08-27 Paul Brook <paul@codesourcery.com>
6162 * config.gcc: Loosen checks for arm uclinux eabi targets.
6164 2008-08-27 Paul Brook <paul@codesourcery.com>
6166 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6168 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6170 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6172 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6173 the enumerators of an ENUMERAL_TYPE.
6174 * dbxout.c (dbxout_type): Ditto.
6176 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6179 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6180 (fwprop_addr): Check that the loop_father is not the outer loop.
6182 2008-08-26 Paul Brook <paul@codesourcery.com>
6184 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6185 Remove documentation entry for fmul type.
6186 Use fmuls to annotate single-precision multiplication patterns,
6187 fmuld to annotate double-precision multiplication patterns,
6188 fmacs to annotate single-precision multiply-accumulate patterns
6189 and fmacd to annotate double-precision multiply-accumulate patterns.
6190 * config/arm/vfp11.md: Update reservations accordingly.
6191 * config/arm/arm.md: Note that certain values of the "type"
6192 attribute are documented in vfp.md.
6193 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6194 (v10_cvt): Use new fmul types.
6196 2008-08-26 Paul Brook <paul@codesourcery.com>
6198 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6199 * config/arm/vfp11.md: ...here. New.
6200 * config/arm/arm.md: Include vfp11.md.
6202 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6204 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6205 parameter to inform call.
6207 2008-08-26 Jeff Law <law@redhat.com>
6209 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6210 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6211 preferred class when copying a constant into a partial word register.
6213 2008-08-26 Ben Elliston <bje@au.ibm.com>
6215 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6216 * cp/typeck.c: Likewise.
6217 * cp/tree.c: Likewise.
6218 * gimple-low.c: Likewise.
6221 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6223 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6224 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6226 * doc/passes.texi: Describe IRA.
6228 * doc/tm.texi (IRA_COVER_CLASSES,
6229 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6231 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6232 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6233 -fira-propagate-cost, -fno-ira-share-save-slots,
6234 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6236 * flags.h (ira_algorithm): New enumeration.
6237 (flag_ira_algorithm, flag_ira_verbose): New external variable
6240 * postreload.c (gate_handle_postreload): Don't do post reload
6241 optimizations unless the reload is completed.
6243 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6246 * tree-pass.h (pass_ira): New external variable declaration.
6248 * reload.h: Add 2008 to the Copyright.
6250 * cfgloopanal.c: Include params.h.
6251 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6254 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6256 * toplev.c (ira.h): New include.
6257 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6258 (backend_init_target): Call ira_init.
6259 (backend_init): Call ira_init_once.
6260 (finalize): Call finish_ira_once.
6262 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6263 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6266 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6267 may_move_out_cost): New external variable declarations.
6268 (move_table): New typedef.
6270 * caller-save.c: Include headers output.h and ira.h.
6271 (no_caller_save_reg_set): New global variable.
6272 (save_slots_num, save_slots): New variables.
6273 (reg_save_code, reg_restore_code, add_stored_regs): Add
6275 (init_caller_save): Set up no_caller_save_reg_set.
6276 (init_save_areas): Reset save_slots_num.
6277 (saved_hard_reg): New structure.
6278 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6279 (initiate_saved_hard_regs, new_saved_hard_reg,
6280 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6282 (setup_save_areas): Add code for sharing stack slots.
6283 (all_blocks): New variable.
6284 (save_call_clobbered_regs): Process pseudo-register too.
6285 (mark_set_regs): Process pseudo-register too.
6286 (insert_one_insn): Put the insn after bb note in a empty basic
6287 block. Add insn check.
6289 * global.c (eliminable_regset): Make it external.
6290 (mark_elimination): Use DF_LR_IN for IRA.
6291 (pseudo_for_reload_consideration_p): New.
6292 (build_insn_chain): Make it external. Don't ignore spilled
6293 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6294 (gate_handle_global_alloc): New function.
6295 (pass_global_alloc): Add the gate function.
6297 * opts.c (decode_options): Set up flag_ira. Print the warning for
6299 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6301 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6303 * regmove.c (regmove_optimize): Don't do replacement of output for
6306 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6307 New external variable declarations.
6309 * local-alloc.c (update_equiv_regs): Make it external. Return
6310 true if jump label rebuilding should be done. Rescan new_insn for
6312 (gate_handle_local_alloc): New function.
6313 (pass_local_alloc): Add the gate function.
6315 * alias.c (value_addr_p, stack_addr_p): New functions.
6316 (nonoverlapping_memrefs_p): Use them for IRA.
6318 * common.opt (fira, fira-algorithm, fira-coalesce,
6319 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6320 fira-verbose): New options.
6322 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6323 move_cost, may_move_in_cost, may_move_out_cost): Make the
6325 (move_table): Remove typedef.
6326 (init_move_cost): Make it external.
6327 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6330 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6331 setup_reg_classes): New function prototypes.
6332 (eliminable_regset): New external variable declaration.
6333 (build_insn_chain, update_equiv_regs): New function prototypes.
6335 * Makefile.in (IRA_INT_H): New definition.
6336 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6337 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6338 (reload1.o, toplev.o): Add dependence on ira.h.
6339 (cfgloopanal.o): Add PARAMS_H.
6340 (caller-save.o): Add dependence on output.h and ira.h.
6341 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6342 ira-emit.o, ira-lives.o): New entries.
6344 * passes.c (pass_ira): New pass.
6346 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6348 * reload1.c (ira.h): Include the header.
6349 (changed_allocation_pseudos): New bitmap.
6350 (init_reload): Initiate the bitmap.
6351 (compute_use_by_pseudos): Permits spilled registers in FROM.
6352 (temp_pseudo_reg_arr): New variable.
6353 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6354 IRA. Call alter_reg with the additional parameter. Don't clear
6355 spilled_pseudos for IRA. Restore original insn chain for IRA.
6356 Clear changed_allocation_pseudos at the end of reload.
6357 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6358 (hard_regno_to_pseudo_regno): New variable.
6359 (count_pseudo): Check spilled pseudos. Set up
6360 hard_regno_to_pseudo_regno.
6361 (count_spilled_pseudo): Check spilled pseudos. Update
6362 hard_regno_to_pseudo_regno.
6363 (find_reg): Use better_spill_reload_regno_p. Check
6364 hard_regno_to_pseudo_regno.
6365 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6367 (eliminate_regs_1): Use additional parameter for alter_reg.
6368 (finish_spills): Set up pseudo_previous_regs only for spilled
6369 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6370 more arguments. Don't clear live_throughout and dead_or_set for
6371 spilled pseudos. Use additional parameter for alter_reg. Call
6372 mark_allocation_change. Set up changed_allocation_pseudos.
6373 Remove sanity check.
6374 (emit_input_reload_insns, delete_output_reload): Use additional
6375 parameter for alter_reg. Call mark_allocation_change.
6376 (substitute, gen_reload_chain_without_interm_reg_p): New
6378 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6380 * testsuite/gcc.dg/20080410-1.c: New file.
6382 * config/s390/s390.h (IRA_COVER_CLASSES,
6383 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6385 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6387 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6389 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6391 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6393 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6395 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6397 2008-08-24 Jeff Law <law@redhat.com>
6398 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6399 when ignoring unavailable registers.
6401 2008-08-24 Jeff Law <law@redhat.com>
6402 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6403 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6404 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6405 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6407 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6408 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6410 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6411 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6412 * reload1.c (find_reg): Process registers in register allocation order.
6414 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6415 * toplev.c (backend_init_target): Move ira_init call from
6417 (lang_dependent_init_target): ...to here.
6419 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6420 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6421 calculate memory move costs for NO_REGS.
6423 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6424 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6425 STACK_REGS is defined.
6427 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6428 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6430 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6431 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6433 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6434 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6435 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6438 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6439 Dorit Nuzman <dorit@il.ibm.com>
6441 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6442 vec_extract_evenv4sf, vec_extract_evenv8hi,
6443 vec_extract_evenv16qi, vec_extract_oddv4si,
6444 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6445 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6446 vec_interleave_highv4si, vec_interleave_lowv4si,
6447 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6448 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6449 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6451 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6454 * config/rs6000/rs6000.c (optimization_options): Don't default to
6455 section anchors without toplevel reorder.
6457 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6459 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6460 (mfc_end_critical_section): Likewise.
6462 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6464 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6465 all type qualifiers from element type to vector type.
6467 2008-08-25 David Daney <ddaney@avtrex.com>
6469 * config/mips/mips.md (immediate_insn): Move up in file, fix
6470 comment typo, reformat.
6471 (fetchop_bit, atomic_hiqi_op memory_barrier,
6472 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6473 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6474 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6475 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6476 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6477 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6478 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6479 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6480 sync_old_nand<mode>, sync_new_nand<mode>,
6481 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6482 test_and_set_12): Moved to sync.md.
6484 * config/mips/sync.md: New file.
6486 2008-08-25 Richard Henderson <rth@redhat.com>
6488 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6489 (regsave): Likewise.
6490 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6491 (output_cfi_directive): Likewise.
6492 (div_data_align): New.
6493 (output_cfi): Use it.
6495 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6497 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6498 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6499 (TARGET_OCTEON): New macro.
6500 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6501 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6502 (ISA_HAS_POP): New macro.
6503 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6505 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6507 * config/mips/mips.md (cpu): Add octeon.
6508 (type): Add pop attribute value.
6509 (popcount<mode>2): New pattern.
6510 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6512 2008-08-24 Jan Hubicka <jh@suse.cz>
6514 * doc/invoke.texi (-fipa-cp-clone): New option.
6515 (-fipa-cp): Update docs.
6516 (--param ipcp-unit-growth):New.
6517 * ipa-cp.c: Include fibheap.h, params.h
6518 (ipcp_initialize_node_lattices): When not cloning, all externally
6519 visible functions are bottom.
6520 (ipcp_need_redirect_p): Accept clones.
6521 (ipcp_insert_stage): Use cost driven heuristics.
6522 (max_count, dead_nodes): New static vars.
6523 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6524 ipcp_const_param_count): New functions.
6525 * common.opt (ipa-cp-clone): New command line option.
6526 * params.def (ipcp-unit-growth): New.
6528 2008-08-24 Jan Hubicka <jh@suse.cz>
6530 * tree-inline.c (tree_function_versioning): Look harder
6531 for referenced vars.
6533 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6535 PR tree-optimization/37185
6536 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6538 2008-08-23 Jan Hubicka <jh@suse.cz>
6540 * ipa-cp.c (ipcp_analyze_node): New function.
6541 (ipcp_update_cloned_node): Use it.
6542 (ipcp_init_stage): Likewise.
6543 * ipa-inline.c (function_insertion_hook_holder): New static var.
6544 (analyze_function): Break out from ....
6545 (inline_generate_summary): Here; register insertion hook.
6546 (cgraph_decide_inlining): Remove hook.
6547 (add_new_function): New function.
6549 2008-08-23 Jan Hubicka <jh@suse.cz>
6551 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6553 2008-08-23 Jan Hubicka <jh@suse.cz>
6555 * ipa-cp.c (constant_val_insert): Remove.
6556 (ipcp_propagate_one_const): Remove.
6557 (ipcp_create_replace_map): Always insert replacements to the map.
6558 (ipcp_insert_stage): Do not try to insert statements by hand.
6559 * tree-inline.c (insert_init_stmt): Break out from ...
6560 (setup_one_parameter): ... here; allow NULL BB pointer.
6561 (tree_function_versioning): Use setup_one_parameter to process
6564 2008-08-23 Jan Hubicka <jh@suse.cz>
6566 * tree.c (decl_address_ip_invariant_p): New function.
6567 * tree.h (decl_address_ip_invariant_p): Declare.
6568 * gimple.c (strip_invariant_refs): Break out from ...
6569 (is_gimple_invariant_address): ... here
6570 (is_gimple_ip_invariant_address): New function.
6571 (is_gimple_ip_invariant): New function.
6572 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6575 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6576 (ipcp_lat_is_insertable): All constants are insertable.
6577 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6578 IPA_CONST_VALUE_REF.
6579 (ipcp_initialize_node_lattices): Propagate all types of operands.
6580 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6581 (ipcp_create_replace_map): Reformat.
6582 (ipcp_need_redirect_p): Simplify.
6583 (ipcp_insert_stage): Check that argument is used before clonning.
6584 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6586 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6587 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6588 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6589 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6590 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6591 * tree-inline.c (tree_function_versioning): Add variables referenced
6594 2008-08-23 Jan Hubicka <jh@suse.cz>
6597 * i386.c (standard_80387_constant_p): Use optimize_size.
6599 2008-08-23 Ira Rosen <irar@il.ibm.com>
6601 PR tree-optimization/37161
6602 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6603 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6604 (vect_determine_vectorization_factor): Move the scalar type
6605 retrieval to vect_get_smallest_scalar_type.
6606 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6607 scalar type. Remove redundant computation.
6608 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6609 (vect_get_slp_defs): Take the type of RHS into account if
6610 necessary by calling vect_get_smallest_scalar_type. Call
6611 vect_get_constant_vectors with additional argument.
6613 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6616 * doc/invoke.texi (Wwrite-strings): Clarify description.
6618 2008-08-23 Ira Rosen <irar@il.ibm.com>
6620 PR tree-optimization/37174
6621 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6622 def stmt is a part of the loop before accessing its stmt_vec_info.
6624 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6627 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6628 (*swap): New insn pattern.
6629 (*ashlqi3): Rename from ashlqi3 insn pattern.
6630 (ashlqi3): New expanders.
6631 (*lshrqi3): Rename from lshrqi3 insn pattern.
6632 (lshrqi3): New expanders.
6633 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6634 lshrqi3_const5, lshrqi3_const6): New splitters.
6635 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6636 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6639 2008-08-22 Richard Guenther <rguenther@suse.de>
6641 PR tree-optimization/37078
6642 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6643 [+INF, +INF] ranges.
6645 2008-08-22 Richard Guenther <rguenther@suse.de>
6647 PR tree-optimization/37143
6648 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6649 a conversion statement instead of a copy.
6651 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6654 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6655 CCCmode, CCOmode and CCSmode destination modes.
6658 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6659 from different units in a single alternative.
6660 (*vec_extractv2sf_1): Ditto.
6661 (*vec_extractv2si_0): Ditto.
6662 (*vec_extractv2si_1): Ditto.
6663 * config/i386/sse.md (sse2_storehpd): Ditto.
6664 (sse2_storelpd): Ditto.
6665 (sse2_loadhpd): Ditto.
6666 (sse2_loadlpd): Ditto.
6669 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6670 (popcountsi2): Ditto.
6671 (clzdi2_abm): Ditto.
6672 (popcountdi2): Ditto.
6673 (clzhi2_abm): Ditto.
6674 (popcounthi2): Ditto.
6676 2008-08-22 Richard Guenther <rguenther@suse.de>
6680 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6681 if the multiplication does not overflow.
6683 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6685 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6687 2008-08-21 Richard Henderson <rth@redhat.com>
6689 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6690 spurrious comma from test.
6691 * configure: Rebuild.
6693 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6696 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6699 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6701 * c-tree.h (grokfield): New argument.
6702 * c-decl.c (grokfield): Handle new location argument.
6703 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6705 2008-08-21 Richard Guenther <rguenther@suse.de>
6707 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6709 2008-08-21 Jan Hubicka <jh@suse.cz>
6711 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6712 (cgraph_add_function_insertion_hook,
6713 cgraph_remove_function_insertion_hook,
6714 cgraph_call_function_insertion_hooks): New functions.
6715 * cgraph.h (cgraph_add_function_insertion_hook,
6716 cgraph_remove_function_insertion_hook,
6717 cgraph_call_function_insertion_hooks): Declare.
6718 * ipa-reference.c (function_insertion_hook_holder): New variable.
6719 (check_operand, look_for_address_of): When checking late, do not care
6720 about module bitmaps.
6721 (add_new_function): New function.
6722 (generate_summary): Register hooks; zero module bitmaps.
6723 (propagate): Unregister hooks.
6724 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6725 (add_new_function): New function.
6726 (generate_summary): Register hook.
6727 (propagate): Remove hook.
6729 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6731 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6732 * ipa-cp.c (ipcp_update_cloned_node): New function.
6733 (build_const_val): Handle functions correctly; bring type logic
6734 into sync with tree-inline.c
6735 (ipcp_init_stage): Take care of computing stuff needed by
6736 indirect inlining; update clones.
6737 (ipcp_generate_summary): Break out of ipcp_driver.
6738 (ipcp_driver): Do only execution and transformation.
6739 (pass_ipa_cp): Make IPA_PASS.
6740 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6742 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6743 ipcp, some info is already available.
6744 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6745 * tree-inline.c (remap_ssa_name): Unshare expression.
6747 2008-08-21 Richard Guenther <rguenther@suse.de>
6749 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6750 a PHI ask VN if it is already available.
6751 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6752 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6754 2008-08-21 Richard Guenther <rguenther@suse.de>
6757 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6758 makes sure to produce a result of the correct type.
6760 2008-08-21 Jan Hubicka <jh@suse.cz>
6761 Backport from LTO branch:
6763 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6764 Jan Hubicka <jh@suse.cz>
6767 (init_state, finish_state, set_function_state, generate_summary):
6769 (scan_stmt): Renamed from scan_function. Changed to keep state in
6770 local static vars rather than cgraph aux field.
6771 (propagate): Renamed from static_execute. Changed to keep state in
6772 local static vars rather than cgraph aux field.
6773 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6774 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6776 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6778 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6779 * ipa-reference.c (init_function_info, generate_summary,
6780 propagate): New functions.
6781 (analyze_function): Call init_function_info.
6782 (static_execute): Stripped into generate_summary and propagate.
6783 (pass_ipa_reference): Made into ipa_opt_pass.
6785 2008-08-21 Richard Guenther <rguenther@suse.de>
6787 PR tree-optimization/37181
6788 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6790 (extract_range_from_unary_expr): Likewise.
6792 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6794 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6796 * toplev.h (pedwarn_at): Likewise.
6797 * builtins.c: Update all calls to pedwarn.
6798 * c-lex.c: Likewise.
6799 * toplev.c: Likewise.
6800 * c-tree.h: Likewise.
6801 * c-decl.c: Likewise.
6802 * c-errors.c: Likewise.
6803 * c-typeck.c: Likewise.
6804 * c-common.c: Likewise.
6805 * c-parser.c: Likewise.
6807 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6810 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6811 with MODE_VECTOR_INT mode.
6813 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6816 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6817 initialized outside the current module.
6818 (warn_uninitialized_var): Ignore left-hand side when walking the
6819 trees. Ignore address expressions. Examine VUSE operands in gimple
6820 statements with a variable declaration on the right-hand side.
6822 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6825 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6827 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6830 * c-common.c (conversion_warning): Do not warn if applying bit-and
6831 operator to unsigned constant that fits in the target type.
6833 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6836 * c-common.c (conversion_warning): Do not warn for artificial
6839 2008-08-20 Richard Guenther <rguenther@suse.de>
6841 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6842 (extract_range_from_binary_expr): Fall back to constant propagation.
6843 (extract_range_from_unary_expr): Likewise.
6845 2008-08-20 Richard Guenther <rguenther@suse.de>
6847 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6848 with TREE_THIS_VOLATILE on shared nodes.
6849 (fold_stmt_r): Likewise.
6851 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6854 * c-parser.c (c_parser_attributes): For keywords use canonical
6855 spelling for attr_name.
6857 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6859 * value-prof.c (check_counter): Revert wrong call to error.
6861 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6863 * profile.c: Update calls to inform.
6864 * value-prof.c: Update calls to inform.
6866 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6868 * diagnostic.c (inform): Add an explicit location_t parameter.
6869 * toplev.h (inform): Update declaration.
6870 * builtins.c: Update all calls to inform.
6871 * c-common.c: Likewise.
6872 * c-decl.c: Likewise.
6873 * c-opts.c: Likewise.
6874 * c-pch.c: Likewise.
6875 * c-pragma.c: Likewise.
6876 * c-typeck.c: Likewise.
6877 * coverage.c: Likewise.
6879 * toplev.c: Likewise.
6880 * tree-cfg.c: Likewise.
6881 * tree-ssa.c: Likewise.
6883 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6886 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6887 V2DI mode, for SSE4.1, use movq instead of vector set if the
6888 second element is zero and inter-unit moves are OK.
6890 2008-08-20 Richard Guenther <rguenther@suse.de>
6892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6893 properly handle conversion/copy chains after tuplification.
6895 2008-08-20 Richard Guenther <rguenther@suse.de>
6897 * passes.c (init_optimization_passes): Move the second
6898 forwprop pass before alias computation. Remove the second
6899 DCE pass. Remove the first dominator and phi copy/const
6902 2008-08-20 Nick Clifton <nickc@redhat.com>
6904 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6905 support of this feature. Do not assume that a sufficiently new
6906 assembler will support the feature regardless of the target type.
6907 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6908 * configure: Regenerate.
6910 2008-08-20 Richard Guenther <rguenther@suse.de>
6912 * tree-vrp.c (found_in_subgraph): Remove.
6913 (live): New global static.
6914 (live_on_edge): New function.
6915 (blocks_visited): Remove.
6916 (register_edge_assert_for_2): Use live_on_edge.
6917 (find_conditional_asserts): Remove code dealing with
6918 found_in_subgraph. Do not walk the CFG.
6919 (find_switch_asserts): Likewise.
6920 (find_assert_locations_1): Renamed from find_assert_locations.
6921 Move finding assert locations for conditional and switch
6922 statements first. Update live bitmap. Do not walk the CFG.
6923 (find_assert_locations): New function.
6924 (insert_range_assertions): Remove entry of CFG walk.
6925 Adjust call to find_assert_locations.
6926 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6927 that only can appear because of fake exit edges but assert we
6928 never try to insert on those.
6929 (fini_pre): Do not remove fake exit edges here...
6930 (execute_pre): ...but here, before committing edge inserts.
6932 2008-08-19 Richard Guenther <rguenther@suse.de>
6934 * passes.c (init_optimization_passes): Exchange store-ccp
6937 2008-08-19 Rafael EspÃndola <espindola@google.com>
6939 * varasm.c (weak_decls): Move earlier in the file.
6940 (assemble_external): Add weak decls to the weak_decls list.
6941 (declare_weak): Don't add decls to the weak_decls list.
6943 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6946 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6947 before (sse2_shufpd_<mode>).
6949 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6952 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6953 * tree.c (block_nonartificial_location): Likewise.
6955 2008-08-19 Richard Guenther <rguenther@suse.de>
6957 PR tree-optimization/35972
6958 PR tree-optimization/23094
6959 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6962 handle MISALIGNED_INDIRECT_REF.
6963 (get_ref_from_reference_ops): New helper.
6964 (vn_reference_lookup_pieces): Walk the use-def chain using the
6965 alias-oracle if requested.
6966 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6967 walking the use-def chain.
6968 (compute_avail): But not here.
6969 (create_component_ref_by_pieces_1): Properly handle
6970 MISALIGNED_INDIRECT_REF.
6971 (do_regular_insertion): Handle fully redundant
6972 expressions after PHI-translation also for SSA_NAME values, not
6973 only constants. Correctly use edoubleprime for that.
6975 2008-08-19 Ira Rosen <irar@il.ibm.com>
6977 * tree-vectorizer.c (supportable_widening_operation): Support
6978 multi-step conversion, return the number of steps in such conversion
6979 and the required intermediate types.
6980 (supportable_narrowing_operation): Likewise.
6981 * tree-vectorizer.h (vect_pow2): New function.
6982 (supportable_widening_operation): Change argument types.
6983 (supportable_narrowing_operation): Likewise.
6984 (vectorizable_type_promotion): Add an argument.
6985 (vectorizable_type_demotion): Likewise.
6986 * tree-vect-analyze.c (vect_analyze_operations): Call
6987 vectorizable_type_promotion and vectorizable_type_demotion with
6988 additional argument.
6989 (vect_get_and_check_slp_defs): Detect patterns.
6990 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6992 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6993 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6994 factor according to the smallest type in the loop.
6995 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6996 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6997 supportable_widening_operation with correct arguments.
6998 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6999 operands lists according to the number of vector statements in left
7000 or right node, if exists.
7001 (vect_gen_widened_results_half): Remove unused argument.
7002 (vectorizable_conversion): Call supportable_widening_operation,
7003 supportable_narrowing_operation, and vect_gen_widened_results_half
7004 with correct arguments.
7005 (vectorizable_assignment): Change documentation, support multiple
7007 (vectorizable_operation): Likewise.
7008 (vect_get_loop_based_defs): New function.
7009 (vect_create_vectorized_demotion_stmts): Likewise.
7010 (vectorizable_type_demotion): Support loop-aware SLP and general
7011 multi-step conversion. Call vect_get_loop_based_defs and
7012 vect_create_vectorized_demotion_stmts for transformation.
7013 (vect_create_vectorized_promotion_stmts): New function.
7014 (vectorizable_type_promotion): Support loop-aware SLP and general
7015 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7017 (vectorizable_store): Change documentation, support multiple
7019 (vectorizable_load): Likewise.
7020 (vect_transform_stmt): Pass SLP_NODE to
7021 vectorizable_type_promotion and vectorizable_type_demotion.
7022 (vect_schedule_slp_instance): Move here the calculation of number
7023 of vectorized statements for each node from...
7024 (vect_schedule_slp): ... here.
7025 (vect_transform_loop): Call vect_schedule_slp without the last
7028 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7031 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7032 to == in assert statement.
7033 (vectorizable_reduction): Fix typo.
7035 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7038 * value-prof.c (check_counter): Dereference pointer to overall
7039 count when printing it.
7041 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7043 * profile.h: Really add it.
7045 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7047 * mcf.c: Really add it.
7049 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7050 Vinodha Ramasamy <vinodha@google.com>
7052 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7054 * value-prof.c (check_counter): Fix the counter if
7055 flag_profile_correction is true.
7056 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7057 tree_mod_subtract_transform):
7058 Follow check_counter parameter change.
7059 * common.opt (fprofile-correction): New option.
7061 * profile.h: Likewise.
7062 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7063 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7064 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7066 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7067 flag_profile_correction is set.
7069 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7071 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7073 2008-08-18 Tomas Bily <tbily@suse.cz>
7075 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7076 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7078 * tree-data-ref.c (split_constant_offset_1): Likewise.
7079 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7080 * tree-sra.c (sra_walk_expr): Likewise.
7081 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7082 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7083 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7084 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7086 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7087 * tree-vect-transform.c (vectorizable_type_demotion)
7088 (vectorizable_type_promotion): Likewise.
7089 * tree-inline.c (expand_call_inline):
7090 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7091 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7092 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7093 * expr.c (expand_expr_real_1): Likewise.
7094 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7095 (gimple_assign_unary_useless_conversion_p): Likewise.
7096 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7097 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7098 * fold-const.c (fold_unary): Likewise.
7099 * tree.h (CONVERT_EXPR_P): Likewise.
7100 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7101 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7103 (register_edge_assert_for_2, extract_range_from_unary_expr)
7104 (register_edge_assert_for_1): Likewise.
7106 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7108 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7109 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7110 (enum real_value_const): Delete.
7111 (get_real_const): Delete.
7112 * real.c (get_real_const): Delete.
7113 (dconst_e_ptr): Define.
7114 (dconst_third_ptr): Define.
7115 (dconst_sqrt2_ptr): Define.
7116 * builtins.c: Update all callers.
7118 2008-08-18 Richard Guenther <rguenther@suse.de>
7120 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7121 statement iterator after statement removal.
7123 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7125 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7126 (detect_processor_freebsd): Likewise.
7127 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7129 2008-08-18 Richard Guenther <rguenther@suse.de>
7131 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7132 and loads have the correct types.
7134 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7137 * c-opts.c (cpp_opts): Remove static.
7138 * c-parser.c (cpp_opts): Declare it extern.
7139 (disable_extension_diagnostics): Handle cpp options.
7140 (enable_extension_diagnostics): Likewise.
7142 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7144 * diagnostics.c (permerror_at): Rename as permerror.
7145 (permerror): Delete.
7146 * toplev.h: Likewise.
7148 2008-08-18 Richard Guenther <rguenther@suse.de>
7150 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7151 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7152 Move call_cdce before build_alias. Move copyrename2,
7153 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7154 right after final inlining.
7155 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7156 (pass_build_cfg): But instead via TODO_dump_func.
7158 2008-08-18 Richard Guenther <rguenther@suse.de>
7160 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7162 (scalarize_init): If we failed to generate some initializers
7163 do not generate zeros for not instantiated members. Instead
7164 rely on the copy out.
7165 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7166 about missing flow-sensitive alias info only if we have
7169 2008-08-17 Nick Clifton <nickc@redhat.com>
7171 * doc/extend.texi (Function Attributes): Fix typo in description
7172 if hot function attribute.
7174 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7175 Richard Sandiford <rdsandiford@googlemail.com>
7177 * doc/install.texi (--with-mips-plt): Document.
7178 * doc/invoke.texi (-mplt, -mno-plt): Document.
7179 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7180 and handle ${with_mips_plt}.
7181 * config/mips/mips.opt (mplt): New option.
7182 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7183 (TARGET_ABICALLS_PIC2): Likewise.
7184 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7185 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7186 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7187 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7188 to decide whether to output ".option picX" directives.
7189 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7190 Pass -call_nonpic rather than -KPIC for -mplt.
7191 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7192 on the command line. Also remove it when -mabi=64 is used without
7194 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7195 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7196 TARGET_ABICALLS_PIC0.
7197 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7199 (mips16_build_function_stub): Only output ".option pic" directives
7200 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7201 (mips16_build_call_stub): Fix comment and remove redundant
7202 ".set at"/"set .noat" directives.
7203 (mips_function_rodata_section): Use the default behaviour for
7204 TARGET_ABSOLUTE_ABICALLS.
7205 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7206 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7207 (mips_restore_gp): Do nothing if the current function doesn't use
7209 (mips_expand_prologue): Only save $gp if the current function uses it.
7210 Use a normal move for TARGET_ABICALLS_PIC0.
7211 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7213 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7215 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7216 of function when handling GLOBAL_POINTER_REGNUM.
7218 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7221 * common.opt (-fstack-check): Do not declare the variable here.
7222 (-fstack-check=): New option variant.
7223 * doc/invoke.texi (Code Gen Options): Document it.
7224 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7225 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7226 (STACK_CHECK_STATIC_BUILTIN): New macro.
7227 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7228 * opts.c: Include expr.h.
7229 (common_handle_option) <OPT_fold_stack_check_>: New case.
7230 <OPT_fstack_check>: Likewise.
7231 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7232 consistently in the test for variable-sized types. Adjust for
7233 new behaviour of flag_stack_check.
7234 * explow.c: Include except.h.
7235 (allocate_dynamic_stack_space): Do not take into account
7236 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7237 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7238 for variable-sized parameters. Treat all parameters whose size is
7239 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7240 stack checking is enabled.
7241 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7242 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7243 if generic stack checking is enabled.
7244 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7245 * reload1.c (reload): Likewise.
7246 * stmt.c (expand_decl): Assert that all automatic variables have
7247 fixed size at this point and remove dead code.
7248 * flags.h (stack_check_type): New enumeration type.
7249 (flag_stack_check): Declare.
7250 * toplev.c (flag_stack_check): New global variable.
7251 * Makefile.in (opts.o): Add dependency on EXPR_H.
7252 (explow.o): Add dependency on except.h.
7254 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7256 * config/avr/avr.c (avr_override_options): Reduce value of
7257 PARAM_INLINE_CALL_COST.
7259 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7261 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7262 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7263 lieu of TYPE_MODE (type) throughout.
7265 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7267 * config/arm/arm.c (add_minipool_backward_ref): Check for
7268 8-byte-aligned entries in second case of forcing insertion after a
7269 particular entry. Change third case to avoid inserting
7270 non-8-byte-aligned entries before 8-byte-aligned ones.
7272 2008-08-15 Richard Guenther <rguenther@suse.de>
7274 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7275 strip components for unknown size accesses.
7277 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7279 * config/s390/2097.md New file.
7280 * config/s390/s390.md ("z10prop" attribute): Define none,
7281 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7282 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7283 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7284 possible values and apply them to insns as appropriate.
7285 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7286 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7287 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7288 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7289 ("bfp" mode attribute): Removed. Every occurence replaced
7291 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7292 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7295 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7298 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7301 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7303 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7304 additional argument. Support reduction when duplication is needed due
7305 to data-types of different sizes in the loop.
7306 (get_initial_def_for_induction): Fix printout.
7307 (vect_get_vec_def_for_stmt_copy): Support case where the
7308 vec_stmt_for_operand is a phi node.
7309 (vectorizable_reduction): Support reduction when duplication is needed
7310 due to data-types of different sizes in the loop.
7311 (vectorizable_call): Remove restriction to not vectorize in case we
7312 have data-types of different sizes in the loop.
7313 (vectorizable_conversion): Likewise.
7314 (vectorizable_operation): Likewise.
7315 (vectorizable_type_demotion): Likewise.
7316 (vectorizable_type_promotion): Likewise.
7317 (vectorizable_induction): Add restriction to not vectorize in case
7318 we have data-types of different sizes in the loop.
7320 2008-08-14 Christophe Saout <christophe@saout.de>
7321 Uros Bizjak <ubizjak@gmail.com>
7324 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7325 (*vec_concatv2di_rex64_sse4_1): Ditto.
7326 (*vec_concatv2di_rex64_sse): Ditto.
7328 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7331 * fold-const.c (fold_widened_comparison): Do not allow
7332 sign changes that change the result even if shorter type
7333 is wider than arg1_unw's type.
7335 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7337 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7338 Skip if the multilib testing specifies -march that does not
7339 agree with the one specified in the testcase.
7341 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7343 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7344 zero extend SImode values being converted to TFmode before passing
7347 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7349 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7350 __PPU__ when targeting the Cell/B.E. PPU processor.
7352 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7354 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7355 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7356 Rematerialize the static chain, if any.
7357 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7360 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7362 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7363 (new_loc_descr): Likewise.
7364 (add_loc_descr): Likewise.
7365 (size_of_loc_descr): Likewise.
7366 (size_of_locs): Likewise.
7367 (output_loc_operands): Likewise.
7368 (output_loc_sequence): Likewise.
7369 (new_reg_loc_descr): New.
7370 (build_cfa_loc): Use it.
7371 (build_cfa_aligned_loc): Likewise.
7372 (one_reg_loc_descriptor): Likewise.
7373 (based_loc_descr): Likewise.
7375 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7378 * doc/invoke.texi (Wmain): Update.
7379 * c-decl.c (start_decl): warn_main is only 0 or 1.
7380 (start_function): Likewise. Fix formatting.
7381 (finish_function): Delete redundant warning.
7382 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7383 * c-opts (c_common_handle_option): -Wall only has effect if
7384 warn_main is uninitialized. OPT_Wmain is automatically
7385 handled. -pedantic also enables Wmain.
7386 (c_common_post_options): Handle all logic for Wmain here.
7387 * c-common.c (warn_main): Delete.
7388 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7389 * c-common.h (warn_main): Delete.
7391 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7394 * expr.c (emit_group_store): Allocate stack temp with the
7395 largest alignment when copying from register to stack.
7397 2008-08-13 Richard Guenther <rguenther@suse.de>
7399 * tree.h (maybe_fold_offset_to_address): Declare.
7400 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7401 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7402 Likewise for POINTER_PLUS_EXPR.
7403 (maybe_fold_offset_to_reference): Enable disabled code.
7404 (maybe_fold_offset_to_address): New function.
7405 (fold_stmt_r): Use it.
7406 (fold_gimple_assign): Likewise.
7407 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7408 (gimplify_expr): Likewise.
7410 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7412 * toplev.h (pedwarn_at): Fix declaration.
7414 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7416 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7417 LINK_SPEC): Use %R in -Y P argument.
7419 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7422 * diagnostic.c (pedwarn_at): New.
7423 * toplev.h (pedwarn_at): Declare.
7424 * c-tree.h (build_enumerator): Update declaration.
7425 * c-decl.c (finish_enum): Update comment.
7426 (build_enumerator): Take a location parameter. Give a pedwarn but do
7427 not perform any conversion.
7428 * c-parser.c (c_parser_enum_specifier): Set correct location for
7431 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7434 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7435 expressions except for conversions to signed:1 bitfields. Handle
7436 COND_EXPR with constant operands.
7438 2008-08-13 Richard Guenther <rguenther@suse.de>
7440 PR tree-optimization/15255
7441 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7442 (struct oecount_s): New struct and VEC types.
7444 (oecount_hash): New function.
7445 (oecount_eq): Likewise.
7446 (oecount_cmp): Likewise.
7447 (zero_one_operation): New function.
7448 (build_and_add_sum): Likewise.
7449 (undistribute_ops_list): Perform un-distribution of multiplication
7450 and division on the chain of summands.
7451 (should_break_up_subtract): Also break up subtracts for factors.
7452 (reassociate_bb): Delete dead visited statements.
7453 Call undistribute_ops_list. Re-sort and optimize if it did something.
7454 * passes.c (init_optimization_passes): Move DSE before
7456 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7459 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7461 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7463 * doc/invoke.texi: Revert unintended checkin.
7465 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7468 * gcc.c (include_spec_function): Tweak call to find_a_file.
7470 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7473 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7474 and TRUTH_ORIF_EXPR.
7475 * dojump.c (do_jump): Likewise.
7477 PR tree-optimization/37084
7478 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7479 if id->regimplify, don't assume stmt is a cast assignment.
7481 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7483 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7485 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7488 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7491 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7493 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7494 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7496 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7497 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7498 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7499 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7500 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7502 * doc/tm.texi (Storage Layout): Remove documentation for
7503 TARGET_FLOAT_FORMAT.
7505 * simplify-rtx.c (simplify_binary_operation_1): Replace
7506 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7508 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7510 * real.h (struct real_format): New member has_sign_dependent_rounding.
7511 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7512 spu_single_format, ieee_double_format, mips_double_format,
7513 motorola_double_format, ieee_extended_motorola_format,
7514 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7515 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7516 mips_extended_format, ieee_quad_format, mips_quad_format,
7517 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7518 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7520 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7521 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7522 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7523 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7524 (ROUND_TOWARDS_ZERO): Likewise.
7526 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7527 (FLOAT_MODE_FORMAT): New macro.
7528 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7529 (MODE_COMPOSITE_P): ... this new macro.
7530 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7531 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7532 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7534 * flags.h: Include "real.h".
7536 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7537 REAL_MODE_FORMAT_COMPOSITE_P.
7538 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7540 * doc/tm.texi (Storage Layout): Remove documentation of
7541 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7542 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7543 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7544 they only apply to libgcc2.a.
7546 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7548 * config/spu/float_disf.c: New file.
7549 * config/spu/float_unsdisf.c: New file.
7550 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7551 (LIB2FUNCS_EXCLUDE): Define.
7553 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7554 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7556 * real.h (struct real_format): New member round_towards_zero.
7557 * real.c (round_for_format): Respect fmt->round_towards_zero.
7558 (ieee_single_format, mips_single_format, motorola_single_format,
7559 spu_single_format, ieee_double_format, mips_double_format,
7560 motorola_double_format, ieee_extended_motorola_format,
7561 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7562 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7563 mips_extended_format, ieee_quad_format, mips_quad_format,
7564 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7565 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7567 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7568 real_format to choose rounding mode when calling MPFR functions.
7569 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7570 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7572 * real.h (real_to_decimal_for_mode): Add prototype.
7573 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7574 Respect target rounding mode when generating decimal representation.
7575 (real_to_decimal): New stub for backwards compatibility.
7576 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7577 real_to_decimal_for_mode instead of real_to_decimal.
7579 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7581 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7582 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7584 * real.c (spu_single_format): New variable.
7585 * real.h (spu_single_format): Declare.
7587 * config/spu/spu.c (spu_override_options): Install SFmode format.
7588 (spu_split_immediate): Use integer mode to operate on pieces of
7589 floating-point values in all cases.
7591 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7592 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7593 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7595 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7597 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7599 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7601 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7603 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7606 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7607 on the VAR_DECL instead of TYPE_READONLY on its type.
7609 2008-08-12 Ira Rosen <irar@il.ibm.com>
7611 * tree-vectorizer.c: Depend on langhooks.h.
7612 (supportable_widening_operation): Add two arguments. Support double
7614 (supportable_narrowing_operation): Likewise.
7615 * tree-vectorizer.h (supportable_widening_operation): Add two
7617 (supportable_narrowing_operation): Likewise.
7618 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7619 supportable_widening_operation with correct arguments.
7620 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7621 (vectorizable_type_demotion): Support double type conversions.
7622 (vectorizable_type_promotion): Likewise.
7623 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7625 2008-08-11 Michael Matz <matz@suse.de>
7627 * i386/i386.c (override_options): Move initialisation from
7628 flag_schedule_insns_after_reload to here from ...
7629 (optimization_options): ... here.
7631 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7633 PR rtl-optimization/36998
7634 * dwarf2out.c (compute_barrier_args_size_1,
7635 compute_barrier_args_size): Temporarily remove assertions.
7637 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7640 * tree-ssa.c (struct walk_data): Add new flag
7641 warn_possibly_uninitialized.
7642 (warn_uninitialized_var): Use it.
7643 (warn_uninitialized_vars): New.
7644 (execute_early_warn_uninitialized): Call it.
7645 (execute_late_warn_uninitialized): Likewise.
7647 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7650 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7653 2008-08-09 Jan Hubicka <jh@suse.cz>
7656 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7658 (expand_fix): Be prepared for expansion to fail.
7659 (expand_sfix_optab): Remove instructions if expansion failed.
7661 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7663 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7665 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7666 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7668 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7670 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7671 mips/t-libgcc-mips16 to tmake_file.
7672 * config/mips/mips-protos.h (mips_call_type): New enum.
7673 (mips_pic_base_register, mips_got_load): Declare.
7674 (mips_restore_gp): Take an rtx argument.
7675 (mips_use_pic_fn_addr_reg_p): Declare.
7676 (mips_expand_call): Replace the sibcall_p argument with
7677 a mips_call_type argument. Add a lazy_p parameter.
7678 (mips_split_call): Declare.
7679 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7680 (MIPS16_PIC_TEMP): Likewise.
7681 (reg_class): Delete M16_NA_REGS.
7682 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7683 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7684 (mips_split_hi_p): Declare.
7685 * config/mips/mips.c (mips_split_hi_p): New array.
7686 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7687 (mips_got_symbol_type_p): New function.
7688 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7689 (mips16_stub_function_p): New function.
7690 (mips16_local_function_p): Likewise.
7691 (mips_use_pic_fn_addr_reg_p): Likewise.
7692 (mips_cannot_force_const_mem): Return false for HIGHs.
7693 Extend CONST_INT and symbolic handling to MIPS16, using
7694 mips_symbol_insns to check that the base symbol type is a
7695 legitimate constant. Reject GOT-based constants if
7696 TARGET_MIPS16_PCREL_LOADS.
7697 (mips_const_insns): Check targetm.cannot_force_const_mem when
7698 decomposing a symbolic base and a large offset.
7699 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7700 When calling a function that needs $25 from MIPS16 code,
7701 move the target address into $25 separately and add a USE
7703 (mips16_gp_pseudo_reg): Insert the initializer immediately
7704 before the first real insn.
7705 (mips_pic_base_register, mips_got_load): New functions.
7706 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7707 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7708 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7709 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7710 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7711 also passing NULL_RTX rather than const0_rtx as the aux argument.
7712 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7713 instead of TARGET_EXPLICIT_RELOCS.
7714 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7715 (mips_load_call_address): Replace the sibcall_p argument with
7716 a mips_call_type argument. Use mips_got_load.
7717 (mips16_local_alias): New structure.
7718 (mips16_local_aliases): New variable.
7719 (mips16_local_aliases_hash): New function.
7720 (mips16_local_aliases_eq): Likewise.
7721 (mips16_local_alias): Likewise.
7722 (mips16_stub_function): Likewise.
7723 (mips16_build_function_stub): Create a local alias for the target
7724 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7725 .cpload directive and an R_MIPS_NONE relocation for the target
7726 function, then load the alias rather than the function itself.
7727 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7728 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7729 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7730 (mips16_build_call_stub): Replace the FN parameter with an
7731 FN_PTR parameter. Force the address into a register if it
7732 isn't a call_insn_operand; don't rely on the caller to do this.
7733 If a call to a locally-defined and locally-binding MIPS16
7734 function must be made indirectly, redirect the call to the
7735 function's local alias. Use mips16_stub_function_p,
7736 mips16_stub_function, mips_expand_call and use_reg.
7737 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7738 Use explicit %hi and %lo accesses where possible.
7739 Use MIPS_CALL to generate the correct code form of a
7740 jal instruction. Add clobbers of $18 instead of uses.
7741 Update the call to mips_emit_call_insn.
7742 (mips_expand_call): Replace the SIBCALL_P argument with a
7743 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7744 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7745 allowing it to modify the call address. Update the calls to
7746 mips_load_call_address and mips_emit_call_insn.
7747 (mips_split_call): New function.
7748 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7749 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7750 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7751 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7752 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7754 (mips_cprestore_slot): New function.
7755 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7756 and use mips_cprestore_slot.
7757 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7759 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7760 then use a copygp_mips16 instruction to set up $28.
7761 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7762 (mips16_lay_out_constants): Call split_all_insns_noflow.
7763 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7764 false if TARGET_MIPS16.
7765 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7766 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7767 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7768 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7769 MIPS16 code. Allow MIPS16 o32 PIC.
7770 (mips_override_options): Allow MIPS16 o32 PIC.
7771 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7772 after reload if TARGET_USE_GOT.
7773 (UNSPEC_COPYGP): New constant.
7774 (length): Use a default length of 8 for MIPS16 GOT loads.
7775 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7776 (*got_page<mode>): Check mips_split_hi_p.
7777 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7778 (unspec_got<mode>, unspec_call<mode>): New expanders.
7779 (load_got<mode>, load_call<mode>): Remove the length attributes.
7780 Use a got attribute instead of a type attribute.
7781 (copygp_mips16): New insn.
7782 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7783 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7784 (sibcall, sibcall_value, call, call_value): Update the calls
7785 to mips_expand_call.
7786 (call_internal, call_value_internal): Use mips_split_call.
7787 (call_value_multiple_internal): Likewise.
7788 (call_split): Move after call_internal (the insn it is split from).
7789 (call_internal_direct, call_value_internal_direct): Turn into
7790 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7791 (call_direct_split, call_value_direct_split): New patterns.
7792 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7793 and use M16_REGS instead of M16_NA_REGS.
7794 * config/mips/predicates.md (const_call_insn_operand): Replace
7795 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7796 mips_use_pic_fn_addr_reg_p check.
7797 (move_operand): Reject HIGHs if mips_split_hi_p.
7798 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7799 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7800 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7801 * config/mips/libgcc-mips16.ver: New file.
7802 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7803 $(srcdir)/config/mips/libgcc-mips16.ver.
7805 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7807 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7809 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7810 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7811 (mips16_cfun_returns_in_fpr_p): Likewise.
7813 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7815 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7816 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7817 rather than 4 to PC.
7819 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7821 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7822 (FUNCTION_PROFILER): Save the static chain pointer into $2
7823 beforehand and restore it aftewards.
7824 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7825 address directly into $25 and call the function through $25;
7826 do not clobber $3. Pad the DImode version to cover the space
7827 left by the deleted $25 <- $3 move.
7828 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7829 the removal of the $25 <- $3 move.
7830 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7831 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7833 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7834 Daniel Jacobowitz <dan@codesourcery.com>
7836 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7837 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7838 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7839 * config/mips/mips.c (mips_start_function_definition): New function.
7840 (mips_end_function_definition): Likewise.
7841 (mips_output_function_prologue): Use mips_start_function_definition.
7842 (mips_output_function_epilogue): Use mips_end_function_definition.
7843 (build_mips16_function_stub): Use mips_start_function_definition
7844 and mips_end_function_definition.
7845 (build_mips16_call_stub): Likewise.
7847 2008-08-09 Richard Guenther <rguenther@suse.de>
7849 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7850 * gimple.h (gimple_call_fn): Adjust comment.
7851 (gimple_call_set_fndecl): New function.
7852 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7853 longer having bare FUNCTION_DECL operand.
7854 (gimple_call_return_type): Likewise.
7855 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7857 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7858 (gimple_mod_pow2): Likewise.
7859 (gimple_mod_subtract): Likewise.
7860 (gimple_ic): Likewise.
7861 (gimple_stringop_fixed_value): Likewise.
7862 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7863 longer having bare FUNCTION_DECL operand.
7864 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7865 * omp-low.c (optimize_omp_library_calls): Likewise.
7866 * cgraphunit.c (update_call_expr): Likewise.
7867 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7868 (execute_convert_to_rsqrt): Likewise.
7869 * cfgexpand.c (gimple_to_tree): Simplify.
7870 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7871 bare FUNCTION_DECL operand.
7872 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7873 (convert_gimple_call): Use gimple_call_fndecl.
7874 * c-common.c (c_warn_unused_result): Likewise.
7876 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7879 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7880 (c_finish_return): Likewise.
7881 (c_start_case): Likewise.
7882 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7883 * c-parser.c (c_parser_condition): New. Call
7884 verify_sequence_points.
7885 (c_parser_paren_condition): Call c_parser_condition.
7886 (c_parser_for_statement): Call c_parser_condition.
7888 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7891 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7892 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7893 Moved from diagnostic.h
7894 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7896 (emit_diagnostic): New.
7897 (warning0, pedwarn0): Delete.
7898 (warning, warning_at, pedwarn, permerror): Return bool.
7899 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7900 Moved to diagnostic.c.
7901 (struct diagnostic_context): Use correct type for
7902 classify_diagnostic.
7903 (diagnostic_report_diagnostic): Update declaration.
7904 (emit_diagnostic): Declare.
7905 * errors.c (warning): Return bool.
7906 * errors.h (warning): Update declaration.
7907 * toplev.h (warning0, pedwarn0): Delete.
7908 (warning, warning_at, pedwarn, permerror): Return bool.
7909 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7910 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7911 inform. Update all calls.
7912 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7913 before giving informative note.
7914 (implicit_decl_warning): Likewise.
7915 * c-typeck.c (build_function_call): Likewise.
7916 * tree-sssa.c (warn_uninit): Likewise.
7917 * builtins.c (gimplify_va_arg_expr): Likewise.
7919 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7922 * doc/invoke.texi (-Wextra): Move warning from here...
7923 (-Wuninitialized): ... to here.
7925 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7928 * flags.h (set_Wunused): Delete
7929 * toplev.c (process_options): Handle Wunused flags here.
7930 * opts.c (maybe_warn_unused_parameter): Delete.
7931 (common_handle_option): Replace set_Wunused by warn_unused.
7932 (set_Wextra): Do not handle Wunused-parameter here.
7933 (set_Wunused): Delete.
7934 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7936 * common.opt (Wunused): Add Var and Init.
7937 (Wunused-function): Likewise.
7938 (Wunused-label): Likewise.
7939 (Wunused-parameter): Likewise.
7940 (Wunused-value): Likewise.
7941 (Wunused-variable): Likewise.
7943 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7945 * doc/invoke.texi: Add cpu_type power7.
7946 * config.in (HAVE_AS_VSX): New.
7947 * config.gcc: Add cpu_type power7.
7948 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7950 * configure: Regenerate.
7951 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7953 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7954 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7955 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7957 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7959 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7960 type to vectorize.builtin_conversion.
7961 (vectorizable_conversion): Likewise.
7962 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7963 integral type as input.
7964 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7966 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7967 and ALTIVEC_BUILTIN_VCTSXS.
7968 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7971 2008-08-08 Richard Guenther <rguenther@suse.de>
7973 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7974 (surely_varying_stmt_p): Calls are varying only if they are
7975 non-builtin and not indirect or have no result.
7976 (ccp_fold): Re-instantiate code before the tuples merge.
7978 2008-08-08 Richard Guenther <rguenther@suse.de>
7980 PR tree-optimization/37056
7981 * gimple.h (gimple_assign_rhs_class): New helper function.
7982 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7983 unary operations properly.
7985 2008-08-07 Jan Hubicka <jh@suse.cz>
7987 * i386.h (ix86_size_cost): Declare.
7988 (ix86_cur_cost): New function macro.
7989 * i386.md (peepholes expanding size and splitters): Predicate by
7990 optimize_insn_for_speed_p.
7991 (peepholes reduce size and splitters): Predicate by
7992 optimize_insn_for_size_p.
7993 * i386.c (ix86_size_cost): Rename from ...
7994 (size_cost): This one.
7995 (override_options): Update.
7996 (decide_alg): Likewise.
7997 (ix86_expand_clear): Use RTL profile.
7998 (ix86_pad_returns): Use RTL profile.
8000 2008-08-07 Jan Hubicka <jh@suse.cz>
8002 * recog.c (split_all_insns): Set RTL profile
8003 (peephole2_optimize): Likewise.
8004 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8005 * combine.c (combine_instructions): Likewise.
8007 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8009 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8011 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8013 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8014 value in a6 after the set_frame_ptr insn.
8016 2008-08-07 Richard Henderson <rth@redhat.com>
8019 * gcc.c (cpp_options): Pass along -g*.
8021 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8023 * config/arm/arm.c (output_move_neon): Update comment describing
8024 big-endian vector layout.
8025 (arm_assemble_integer): Do not handle big-endian NEON vectors
8027 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8028 neon_vget_lane<mode>_sext_internal,
8029 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8030 element indices for big-endian.
8032 2008-08-07 Richard Henderson <rth@redhat.com>
8034 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8035 * configure, config.in: Rebuild.
8036 * debug.h (dwarf2out_do_cfi_asm): Declare.
8037 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8038 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8039 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8040 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8042 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8044 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8045 movv2si_internal): Combine into mov<mode>_internal.
8046 (movv2si_internal_2): Remove.
8048 2008-08-07 Jan Hubicka <jh@suse.cz>
8051 * i386.md (single stringop patterns): Enable unconditionally.
8053 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8056 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8058 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8059 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8061 * config/i386/sse.md (sse2_movq128): New.
8063 * doc/extend.texi: Document __builtin_ia32_movq128.
8065 2008-08-07 Richard Guenther <rguenther@suse.de>
8068 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8069 pointers can access anything.
8071 2008-08-06 Jan Hubicka <jh@suse.cz>
8073 * optabs.c (emit_unop_insn): Break out to ...
8074 (maybe_emit_unop_insn): ... this one.
8075 (expand_sfix_optab): Use maybe variant.
8076 * optabs.h (maybe_emit_unop_insn): Declare.
8078 * i386.md (mov0 patterns): Enable by default.
8079 (FP conversion expanders): Disable expansion of code expanding
8080 sequences when instruction should be optimized for size.
8081 (single strinop patterns): Enable when optimizing for size.
8082 (string expanders): Disable expanding of code expanding sequences
8083 when optimizning instruction for size.
8084 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8086 (ix86_fp_comparison_sahf_cost): Likewise.
8087 (ix86_expand_branch): Likewise.
8088 (ix86_expand_ashl_const): Likewise.
8089 (ix86_split_ashl): Likewise.
8090 (ix86_expand_strlen): Likewise.
8091 (ix86_emit_fp_unordered_jump): Likewie.
8093 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8095 * c-common.c: Fix typo.
8096 (c_common_reswords): Activate more C++ keyword warnings.
8098 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8100 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8103 * diagnostic.c (permerror_at): New.
8104 * toplev.h (permerror_at): Declare.
8106 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8107 Ira Rosen <irar@il.ibm.com>
8109 * tree-vect-transform.c (vect_model_simple_cost): Return
8110 immediately if stmt is pure SLP.
8111 (vect_model_store_cost): Ditto.
8112 (vect_model_load_cost): Ditto.
8113 (vectorizable_store): Remove PURE_SLP check before call
8114 to vect_model_store_cost.
8115 (vect_model_store_cost): When checking whether stmt describe
8116 strided access, add a check that it is not slp_node.
8118 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8121 * c-common.c (warn_for_sign_compare): New. Handle separately the
8122 case that 'constant' is zero.
8123 * c-typeck.c (build_binary_op): Move code to c-common.c
8125 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8127 * config/alpha/alpha.c (alpha_preferred_reload_class,
8128 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8129 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8130 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8131 * config/arm/arm.md: Likewise.
8132 * config/avr/avr-protos.h (preferred_reload_class,
8133 test_hard_reg_class, avr_simplify_comparison_p,
8134 out_shift_with_cnt, class_max_nregs): Likewise.
8135 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8136 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8137 preferred_reload_class, test_hard_reg_class): Likewise.
8138 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8139 bfin_memory_move_cost, bfin_secondary_reload,
8140 bfin_output_mi_thunk): Likewise.
8141 * config/crx/crx.c (crx_secondary_reload_class,
8142 crx_memory_move_cost): Likewise.
8143 * config/frv/frv-protos.h (frv_secondary_reload_class,
8144 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8145 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8146 frv_secondary_reload_class, frv_class_likely_spilled_p,
8147 frv_class_max_nregs): Likewise.
8148 * config/h8300/h8300.c (h8300_classify_operand,
8149 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8151 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8152 * config/ia64/ia64.c (ia64_preferred_reload_class,
8153 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8154 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8155 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8157 * config/m68hc11/m68hc11.c (preferred_reload_class,
8158 m68hc11_memory_move_cost): Likewise.
8159 * config/mcore/mcore.c (mcore_secondary_reload_class,
8160 mcore_reload_class): Likewise.
8161 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8162 mips_class_max_nregs, mips_cannot_change_mode_class,
8163 mips_preferred_reload_class, mips_secondary_reload_class,
8164 mips_output_mi_thunk): Likewise.
8165 * config/mmix/mmix.c (mmix_preferred_reload_class,
8166 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8168 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8170 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8171 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8172 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8173 * config/rs6000/rs6000.c (paired_expand_vector_init,
8174 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8175 compare_section_name, rs6000_memory_move_cost): Likewise.
8176 * config/s390/s390.c (s390_emit_compare_and_swap,
8177 s390_preferred_reload_class, s390_secondary_reload,
8178 legitimize_pic_address, legitimize_tls_address,
8179 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8180 s390_class_max_nregs): Likewise.
8181 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8182 * config/s390/s390.md: Likewise.
8183 * config/score/score-protos.h (score_secondary_reload_class,
8184 score_preferred_reload_class): Likewise.
8185 * config/score/score.c (score_preferred_reload_class,
8186 score_secondary_reload_class): Likewise.
8187 * config/score/score3.c (score3_output_mi_thunk,
8188 score3_preferred_reload_class, score3_secondary_reload_class,
8189 score3_hard_regno_mode_ok): Likewise.
8190 * config/score/score3.h (score3_preferred_reload_class,
8191 score3_secondary_reload_class): Likewise.
8192 * config/score/score7.c (score7_output_mi_thunk,
8193 score7_preferred_reload_class, score7_secondary_reload_class,
8194 score7_hard_regno_mode_ok): Likewise.
8195 * config/score/score7.h (score7_preferred_reload_class,
8196 score7_secondary_reload_class): Likewise.
8197 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8198 output_branchy_insn, add_constant, gen_block_redirect,
8199 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8200 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8201 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8202 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8203 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8204 xstormy16_preferred_reload_class): Likewise.
8205 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8206 xtensa_expand_atomic, override_options,
8207 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8209 * reorg.c (try_merge_delay_insns): Likewise.
8210 * tree.c (merge_dllimport_decl_attributes): Likewise.
8212 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8214 2008-08-06 Michael Matz <matz@suse.de>
8216 * Makefile.in (write_entries_to_file): Quote words.
8217 * gengtype.c: (read_input_line): Skip over leading white-space.
8219 2008-08-06 Marc Gauthier <marc@tensilica.com>
8221 * config.gcc: Match more processor names for Xtensa.
8222 * configure.ac: Likewise.
8223 * doc/install.texi (Specific): Likewise.
8224 * configure: Regenerate.
8226 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8228 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8229 * calls.c (avoid_likely_spilled_reg): Likewise.
8230 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8231 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8232 * config/i386/i386.c (ix86_expand_special_args_builtin,
8233 ix86_secondary_reload): Likewise.
8234 * except.c (struct eh_region, gen_eh_region_catch,
8235 remove_unreachable_regions, duplicate_eh_regions,
8236 assign_filter_values, build_post_landing_pads,
8237 sjlj_find_directly_reachable_regions, remove_eh_handler,
8238 reachable_next_level, foreach_reachable_handler,
8239 can_throw_internal_1, can_throw_external_1,
8240 collect_one_action_chain): Likewise.
8241 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8242 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8243 * function.c (update_temp_slot_address, instantiate_new_reg,
8244 instantiate_virtual_regs_in_rtx,
8245 instantiate_virtual_regs_in_insn): Likewise.
8246 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8247 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8248 gimplify_cleanup_point_expr): Likewise.
8249 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8250 * passes.c (next_pass_1): Likewise.
8251 * print-tree.c (print_node_brief, print_node): Likewise.
8252 * profile.c (branch_prob): Likewise.
8253 * tree-dump.c (dump_register): Likewise.
8254 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8256 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8257 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8258 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8259 copy_arguments_for_versioning, copy_static_chain): Likewise.
8260 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8261 add_new_name_mapping, register_new_name_mapping): Likewise.
8262 * tree-mudflap.c (mf_xform_derefs): Likewise.
8263 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8264 get_init_expr, combine_chains): Likewise.
8265 * tree-pretty-print.c (dump_generic_node): Likewise.
8266 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8267 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8268 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8269 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8271 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8274 * calls.c (expand_call): Use the biggest preferred stack
8277 2008-08-06 Michael Matz <matz@suse.de>
8280 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8281 for reused reload, instead of overwriting them.
8283 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8286 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8287 for incoming stack boundary.
8289 * function.c (assign_parm_find_entry_rtl): Update
8290 parm_stack_boundary.
8292 * function.h (rtl_data): Add parm_stack_boundary.
8294 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8295 parm_stack_boundary for incoming stack boundary.
8297 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8299 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8300 for unrepresentable subregs or treat them as equal to other regs
8301 or subregs with the same register number.
8303 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8306 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8309 2008-08-06 Jan Hubicka <jh@suse.cz>
8311 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8312 frequencies might be hot.
8314 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8316 * reload.c (find_reloads): Force constants into literal pool
8317 also if they are wrapped in a SUBREG.
8319 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8322 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8323 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8324 Don't allow predicated instructions for data speculation.
8325 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8328 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8330 * haifa-sched.c (extend_global): Split to extend_global_data and
8331 extend_region_data. Update all uses.
8332 (extend_all): Rename to extend_block_data.
8334 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8336 * sched-rgn.c (new_ready): Check if instruction can be
8337 speculatively scheduled before attempting speculation.
8338 (debug_rgn_dependencies): Remove wrongful assert.
8340 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8342 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8344 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8346 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8347 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8348 va_size, and type_size.
8350 2008-08-04 Jason Merrill <jason@redhat.com>
8353 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8354 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8356 2008-08-05 Richard Henderson <rth@redhat.com>
8358 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8359 * configure: Rebuild.
8361 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8364 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8365 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8368 2008-08-05 Richard Henderson <rth@redhat.com>
8370 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8371 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8372 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8373 * common.opt (fdwarf2-cfi-asm): New.
8374 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8375 * config.in, configure: Rebuild.
8376 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8377 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8379 (dw2_force_const_mem): Externalize.
8380 * dwarf2asm.h: Update.
8381 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8382 generate a real label.
8383 (output_cfi_directive): New.
8384 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8385 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8386 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8388 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8389 (output_loc_operands_raw, output_loc_sequence_raw): New.
8390 (output_cfa_loc_raw): New.
8392 2008-08-05 Paul Brook <paul@codesourcery.com>
8394 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8395 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8396 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8397 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8398 * config/arm/arm.h (TARGET_VFPD32): Define.
8399 (TARGET_VFP3): Use TARGET_VFPD32.
8400 (fputype): Add FPUTYPE_VFP3D16.
8401 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8402 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8403 * config/arm/arm-cores.def: Add cortex-r4f.
8404 * config/arm/arm-tune.md: Regenerate.
8406 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8408 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8409 Reword some comments throughout the file.
8411 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8412 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8413 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8414 MFC_MIN_DMA_LIST_ELEMENTS.
8415 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8416 MFC_MAX_DMA_LIST_ELEMENTS.
8418 (MFC_START_ENABLE): Remove PPU-only define.
8419 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8420 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8422 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8423 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8424 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8425 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8426 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8427 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8428 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8430 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8431 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8432 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8433 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8435 (spu_read_machine_status): Fix typo.
8437 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8439 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8440 SUBREG of multi-word hard register.
8441 * config/spu/spu.c (valid_subreg): Likewise.
8442 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8444 2008-08-04 Richard Guenther <rguenther@suse.de>
8446 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8447 the candidate with the stripped base if that base is different
8448 from the original base even for offset zero.
8450 2008-08-04 Richard Guenther <rguenther@suse.de>
8453 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8454 check for no_overflow.
8456 2008-08-04 Richard Guenther <rguenther@suse.de>
8458 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8460 2008-08-04 Paul Brook <paul@codesourcery.com>
8462 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8463 (arm_order_regs_for_local_alloc): New function.
8464 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8466 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8468 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8471 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8472 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8473 (ix86_expand_epilogue): Likewise.
8475 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8477 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8480 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8483 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8484 (*movv2sf_internal_rex64): Ditto.
8486 2008-08-03 Jan Hubicka <jh@suse.cz>
8488 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8489 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8490 * expmed.c (expand_smod_pow2): Likewise.
8492 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8495 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8496 alternative 0 of operand 1.
8497 (*vec_concatv2di_rex64_sse): Ditto.
8498 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8500 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8501 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8502 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8503 (*movv2sf_internal_rex64): Ditto.
8505 2008-08-02 Richard Guenther <rguenther@suse.de>
8508 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8509 (ssedoublesizemode): New mode attribute.
8510 (sse_shufps): Call gen_sse_shufps_v4sf.
8511 (sse_shufps_1): Macroize.
8512 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8513 (sse2_shufpd_1): Macroize.
8514 (vec_extract_odd, vec_extract_even): New expanders.
8515 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8516 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8517 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8518 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8519 (ix86_expand_vector_set): Likewise.
8520 (ix86_expand_reduc_v4sf): Likewise.
8522 2008-08-01 Doug Kwan <dougkwan@google.com>
8524 * matrix-reorg.c: Re-enable all code.
8525 (struct malloc_call_data): Change CALL_STMT to gimple type.
8526 (collect_data_for_malloc_call): Tuplify.
8527 (struct access_site_info): Change STMT to gimple type.
8528 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8529 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8530 (struct free_info): Change STMT to gimple type.
8531 (struct matrix_access_phi_node): Change PHI to gimple type.
8532 (get_inner_of_cast_expr): Remove.
8533 (may_flatten_matrices_1): Tuplify.
8534 (may_flatten_matrices): Ditto.
8535 (mark_min_matrix_escape_level): Ditto.
8536 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8537 (ssa_accessed_in_call_rhs): New
8538 (ssa_accessed_in_assign_rhs): New
8539 (record_access_alloc_site_info): Tuplify.
8540 (add_allocation_site): Ditto.
8541 (analyze_matrix_allocation_site): Ditto.
8542 (analyze_transpose): Ditto.
8543 (get_index_from_offset): Ditto.
8544 (update_type_size): Ditto.
8545 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8546 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8547 (analyze_accesses_for_phi_node): Tuplify.
8548 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8549 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8550 (analyze_matrix_accesses): Tuplify.
8551 (check_var_data): New call-back type for check_var_notmodified_p.
8552 (check_var_notmodified_p): Tuplify and use call-back struct to
8553 return statement found.
8554 (can_calculate_expr_before_stmt): Factor out statement related code
8556 (can_calculate_stmt_before_stmt): New.
8557 (check_allocation_function): Tuplify.
8558 (find_sites_in_func): Ditto.
8559 (record_all_accesses_in_func): Ditto.
8560 (transform_access_sites): Ditto.
8561 (transform_allocation_sites): Ditto.
8562 (matrix_reorg): Re-enable.
8563 (gate_matrix_reorg): Re-enable.
8565 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8567 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8568 for labels for which it hasn't been set yet. If it has been set,
8569 stop walking insns and continue with next worklist item.
8570 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8571 if the only BARRIER is at the very end of a function.
8573 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8575 * cfgexpand.c (expand_stack_alignment): Assert that
8576 stack_realign_drap and drap_rtx must match.
8578 * function.c (instantiate_new_reg): If DRAP is used to realign
8579 stack, replace virtual_incoming_args_rtx with internal arg
8582 2008-08-01 Richard Guenther <rguenther@suse.de>
8584 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8585 loop information only if we initialized it.
8586 (execute_pre): Call fini_pre with in_fre.
8587 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8588 if we do not unroll because we hit max-completely-peeled-insns.
8589 Use our estimation for consistency, do allow shrinking.
8591 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8593 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8594 with MIN_STACK_BOUNDARY.
8595 (ix86_update_stack_boundary): Likewise.
8596 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8599 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8600 (MIN_STACK_BOUNDARY): This.
8602 2008-08-01 Richard Guenther <rguenther@suse.de>
8605 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8607 2008-08-01 Richard Guenther <rguenther@suse.de>
8609 PR tree-optimization/36988
8610 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8611 do not matter if that doesn't change volatile qualification.
8613 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8615 * configure.ac: Do not generate libada-mk. Do not subst
8617 * libada-mk.in: Remove.
8618 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8619 * configure: Regenerate.
8621 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8623 * tree-pass.h: Added comment about not dumping passes with name
8624 starting with star in struct opt_pass.
8625 * passes.c (register_dump_files_1): Don't do dump for a pass with
8626 name starting with star.
8627 * doc/passes.texi (Pass manager): Mention pass names and special
8628 meaning of star prefix to avoid dump.
8630 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8632 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8634 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8635 (ISA_MIPS64R2): New macro.
8636 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8637 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8638 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8639 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8640 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8641 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8642 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8643 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8644 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8645 Move up to keep list alphabetically sorted.
8646 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8647 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8649 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8650 (-march=@var{arch}): Add mips64r2.
8652 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8654 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8656 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8658 * expr.c (expand_assignment): Check for complete type.
8660 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8663 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8665 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8666 for stack alignment.
8668 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8670 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8672 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8673 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8675 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8677 PR rtl-optimization/36419
8678 * dwarf2out.c (barrier_args_size): New variable.
8679 (compute_barrier_args_size, compute_barrier_args_size_1): New
8681 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8682 if not called yet in the current function, use barrier_args_size
8683 array to find the new args_size value.
8684 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8686 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8689 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8692 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8695 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8696 (dwarf2out_stack_adjust): Use it.
8697 (dwarf2out_frame_debug_expr): Likewise.
8699 2008-07-31 Richard Guenther <rguenther@suse.de>
8701 PR tree-optimization/36978
8702 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8703 the generated condition.
8705 2008-07-31 Richard Guenther <rguenther@suse.de>
8707 * passes.c (init_optimization_passes): Always call
8708 pass_early_warn_uninitialized.
8709 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8710 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8711 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8713 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8716 * builtins.c (maybe_emit_free_warning): New function.
8717 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8718 maybe_emit_free_warning for BUILT_IN_FREE.
8721 * dwarf2out.c (get_context_die): New function.
8722 (force_decl_die, force_type_die): Use it.
8723 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8724 returns NULL, force generation of DW_TAG_typedef and put that into
8727 PR preprocessor/36649
8728 * c-pch.c (c_common_read_pch): Save and restore
8729 line_table->trace_includes across PCH restore.
8731 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8734 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8736 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8739 * final.c (call_from_call_insn): Handle COND_EXEC.
8741 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8743 * builtins.c (std_gimplify_va_arg_expr): Replace
8744 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8745 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8747 2008-07-30 Joey Ye <joey.ye@intel.com>
8748 H.J. Lu <hongjiu.lu@intel.com>
8750 * builtins.c (expand_builtin_setjmp_receiver): Replace
8751 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8752 (expand_builtin_apply_args_1): Likewise.
8753 (expand_builtin_longjmp): Need DRAP for stack alignment.
8754 (expand_builtin_apply): Likewise.
8756 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8757 instead of assign_stack_local to allow alignment reduction.
8759 * calls.c (emit_call_1): Need DRAP for stack alignment if
8761 (expand_call): Replace virtual_incoming_args_rtx with
8762 crtl->args.internal_arg_pointer.
8763 * stmt.c (expand_nl_goto_receiver): Likewise.
8765 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8766 alignment and store to stack_alignment_estimated and
8767 max_used_stack_slot_alignment.
8768 (expand_one_var): Likewise.
8769 (expand_stack_alignment): New function.
8770 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8771 and stack_alignment_estimated fields in rtl_data. Call
8772 expand_stack_alignment at end.
8774 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8775 (MAX_STACK_ALIGNMENT): Likewise.
8776 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8777 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8779 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8780 stack alignment when generating virtual registers.
8782 * function.c (assign_stack_local): Renamed to ...
8783 (assign_stack_local_1): This. Add a parameter to indicate
8784 if it is OK to reduce alignment.
8785 (assign_stack_local): Use it.
8786 (instantiate_new_reg): Instantiate virtual incoming args rtx
8787 to vDRAP if stack realignment and DRAP is needed.
8788 (assign_parms): Collect parameter/return type alignment and
8789 contribute to stack_alignment_estimated.
8790 (locate_and_pad_parm): Likewise.
8791 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8792 with crtl->args.internal_arg_pointer.
8794 * function.h (rtl_data): Add new field drap_reg,
8795 max_used_stack_slot_alignment, stack_alignment_estimated,
8796 stack_realign_needed, need_drap, stack_realign_processed and
8797 stack_realign_finalized.
8798 (stack_realign_fp): New macro.
8799 (stack_realign_drap): Likewise.
8801 * global.c (compute_regsets): Frame pointer is needed when
8802 stack is realigned. Can eliminate frame pointer when stack is
8803 realigned and dynamic realigned argument pointer isn't used.
8805 * reload1.c (update_eliminables): Frame pointer is needed
8806 when stack is realigned.
8807 (init_elim_table): Can eliminate frame pointer when stack is
8808 realigned and dynamic realigned argument pointer isn't used.
8810 * rtl.h (assign_stack_local_1): Declare new funtion.
8812 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8813 (TARGET_GET_DRAP_RTX): Likewise.
8814 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8815 TARGET_GET_DRAP_RTX.
8817 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8819 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8820 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8822 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8823 H.J. Lu <hongjiu.lu@intel.com>
8825 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8826 vdrap_reg, stack_realign and drap_reg_saved.
8827 (add_cfi): Don't allow redefining CFA when DRAP is used.
8828 (reg_save): Handle stack alignment.
8829 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8830 alignment. Don't generate DWARF information for (set fp sp)
8832 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8834 (int_loc_descriptor): Move prototype forward. Also define if
8835 DWARF2_UNWIND_INFO is true.
8836 (output_cfa_loc): Handle DW_CFA_expression.
8837 (build_cfa_aligned_loc): New.
8838 (based_loc_descr): Update assert for stack realign. For local
8839 variables, use sp+offset when stack is aligned without drap and
8840 fp+offset when stack is aligned with drap. For arguments, use
8841 cfa+offset when drap is used to align stack.
8843 2008-07-30 Joey Ye <joey.ye@intel.com>
8844 H.J. Lu <hongjiu.lu@intel.com>
8846 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8848 (ix86_gen_andsp): New.
8849 (ix86_user_incoming_stack_boundary): Likewise.
8850 (ix86_default_incoming_stack_boundary): Likewise.
8851 (ix86_incoming_stack_boundary): Likewise.
8852 (ix86_can_eliminate): Likewise.
8853 (find_drap_reg): Likewise.
8854 (ix86_update_stack_boundary): Likewise.
8855 (ix86_get_drap_rtx): Likewise.
8856 (ix86_finalize_stack_realign_flags): Likewise.
8857 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8858 (TARGET_GET_DRAP_RTX): Likewise.
8859 (override_options): Overide option value for new options.
8860 (ix86_function_ok_for_sibcall): Remove check for
8861 force_align_arg_pointer.
8862 (ix86_handle_cconv_attribute): Likewise.
8863 (ix86_function_regparm): Likewise.
8864 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8865 (ix86_va_start): Replace virtual_incoming_args_rtx with
8866 crtl->args.internal_arg_pointer.
8867 (ix86_select_alt_pic_regnum): Check DRAP register.
8868 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8869 (ix86_compute_frame_layout): Compute frame layout wrt stack
8871 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8872 (ix86_expand_prologue): Decide if stack realignment is needed
8873 and generate prologue code accordingly.
8874 (ix86_expand_epilogue): Generate epilogue code wrt stack
8875 realignment is really needed or not.
8877 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8878 (ABI_STACK_BOUNDARY): Likewise.
8879 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8880 (STACK_REALIGN_DEFAULT): Likewise.
8881 (INCOMING_STACK_BOUNDARY): Likewise.
8882 (MAX_STACK_ALIGNMENT): Likewise.
8883 (ix86_incoming_stack_boundary): Likewise.
8884 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8885 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8886 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8887 (machine_function): Remove force_align_arg_pointer.
8889 * config/i386/i386.md (BX_REG): New.
8890 (R13_REG): Likewise.
8892 * config/i386/i386.opt (mforce_drap): New.
8893 (mincoming-stack-boundary): Likewise.
8894 (mstackrealign): Add Init(-1).
8896 * config/i386/i386-protos.h (ix86_can_eliminate): New
8898 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8900 * doc/extend.texi: Update force_align_arg_pointer.
8902 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8905 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8906 (INCOMING_STACK_BOUNDARY): Likewise.
8907 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8908 (TARGET_GET_DRAP_RTX): Likewise.
8910 2008-07-30 Andreas Schwab <schwab@suse.de>
8912 PR rtl-optimization/36929
8913 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8914 add_insn_before and fix argument order.
8915 (replace_inc_dec_mem): Handle NULL rtx.
8917 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8919 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8921 (arm_compute_initial_elimination_offset): Use it.
8922 (arm_compute_save_reg_mask): Include static chain save slot when
8923 calculating alignment.
8924 (arm_get_frame_offsets): Ditto.
8925 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8926 that we can use to decrement the stack when the stack decrement
8927 could be too big for an immediate value in a single insn.
8928 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8930 2008-07-30 Richard Guenther <rguenther@suse.de>
8932 PR tree-optimization/36967
8933 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8934 Release defs of statements we remove.
8936 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8938 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8939 instead of NULL_RTVEC.
8941 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8945 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8948 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8950 * final.c (call_from_call_insn): New.
8951 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8953 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8955 * configure.ac: Substitute ADA_CFLAGS.
8956 * configure: Regenerate.
8957 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8958 * Makefile.in: Remove mention of X_* variables.
8959 * config/pa/x-ada-hpux10: Remove.
8960 * config/pa/x-ada: Remove.
8962 * doc/fragments.texi: Update.
8964 2008-07-30 Olivier Hainque <hainque@adacore.com>
8966 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8967 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8968 __dso_handle explicitly here.
8970 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8973 * c-typeck.c (build_binary_op): Encapsulate code into...
8974 * c-common.c (shorten_binary_op): ...this new function.
8975 (conversion_warning): Use the new function. Handle non-negative
8976 constant in bitwise-and.
8977 * c-common.h (shorten_binary_op): Declare.
8979 2008-07-30 Olivier Hainque <hainque@adacore.com>
8981 * scan.c (make_sstring_space): Add explicit conversions of
8982 allocator's return value.
8983 * fix-header.c (recognized_function): Likewise.
8985 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8987 * doc/cpp.texi: Update to GFDL 1.2.
8988 * doc/gcc.texi: Do not list GPL as Invariant Section.
8989 * doc/gccint.texi: Likewise. Update copyright years.
8990 * doc/install.texi: Update copyright years.
8992 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8995 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8996 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8998 2008-07-29 Jan Hubicka <jh@suse.cz>
9000 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9001 (grokdeclarator): Likewise.
9002 * langhooks.c (lhd_warn_unused_global_decl): Use
9003 DECL_DECLARED_INLINE_P.
9004 * print-tree.c (print_node): Remove DECL_INLINE check.
9006 2008-07-29 Richard Guenther <rguenther@suse.de>
9008 PR tree-optimization/36945
9009 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9010 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9011 Record invariant addresses un-decomposed.
9012 (copy_reference_ops_from_call): Record reference call
9013 arguments properly. Simplify.
9014 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9015 helper split out from ...
9016 (create_component_ref_by_pieces): ... here. Simplify.
9017 Prepare for recursive invocation for call arguments.
9018 (create_expression_by_pieces): Adjust call to
9019 create_component_ref_by_pieces.
9020 (compute_avail): Process operand 2 of reference ops.
9022 2008-07-29 Richard Guenther <rguenther@suse.de>
9024 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9026 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9028 * c-format.c (check_format_types): Revert unwanted checkin.
9030 2008-07-29 Jan Hubicka <jh@suse.cz>
9032 * flags.h (flag_really_no_inline): Remove.
9033 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9034 * toplev.c (flag_really_no_inline): Remove.
9035 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9036 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9037 (cgraph_decide_inlining_incrementally): Likewise.
9038 (compute_inline_parameters): Likewise.
9039 * opts.c (decode_options): Simplify.
9040 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9041 * common.opt (finline): Initialize to 1.
9042 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9044 2008-07-29 Jan Hubicka <jh@suse.cz>
9046 * predict.c (always_optimize_for_size_p): New function.
9047 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9048 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9049 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9051 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9052 * function.c (prepare_function_start): Set default profile.
9053 * function.h (rtl_data): Add maybe_hot_insn_p.
9054 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9055 (construct_exit_block): Likewise.
9056 (tree_expand_cfg): Likewise.
9058 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9059 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9060 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9061 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9064 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9067 * c-decl.c (merge_decls): Merge USED flags.
9069 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9071 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9072 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9073 next_stack, lab_false and lab_over trees.
9075 2008-07-28 Richard Guenther <rguenther@suse.de>
9077 PR tree-optimization/36957
9078 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9079 (useless_type_conversion_p): Remove.
9080 (types_compatible_p): Remove.
9081 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9082 (useless_type_conversion_p): Declare.
9083 (types_compatible_p): Declare.
9084 (gimple_expr_type): Return the base type only if it is
9085 trivially convertible to the subtype.
9087 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9089 * configure.ac: Use the m4_do macro to concatenate the warnings into
9090 one string in ACX_PROG_CC_WARNING_OPTS,
9091 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9092 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9093 * configure: Regenerate.
9095 2008-07-28 Richard Guenther <rguenther@suse.de>
9097 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9098 (insert_fake_stores): Remove.
9099 (realify_fake_stores): Likewise.
9100 (execute_pre): Remove dead code.
9101 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9102 (find_func_aliases): Deal with it here instead.
9103 Re-enable gcc_unreachable call.
9105 2008-07-28 Richard Guenther <rguenther@suse.de>
9107 Merge from gimple-tuples-branch.
9109 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9110 * gimple.def: New file.
9111 * gsstruct.def: Likewise.
9112 * gimple-iterator.c: Likewise.
9113 * gimple-pretty-print.c: Likewise.
9114 * tree-gimple.c: Removed. Merged into ...
9115 * gimple.c: ... here. New file.
9116 * tree-gimple.h: Removed. Merged into ...
9117 * gimple.h: ... here. New file.
9119 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9120 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9121 --enable-checking=gimple flag.
9122 * config.in: Likewise.
9123 * configure: Regenerated.
9125 * tree-ssa-operands.h: Tuplified.
9126 * tree-vrp.c: Likewise.
9127 * tree-loop-linear.c: Likewise.
9128 * tree-into-ssa.c: Likewise.
9129 * tree-ssa-loop-im.c: Likewise.
9130 * tree-dump.c: Likewise.
9131 * tree-complex.c: Likewise.
9132 * cgraphbuild.c: Likewise.
9133 * tree-ssa-threadupdate.c: Likewise.
9134 * tree-ssa-loop-niter.c: Likewise.
9135 * tree-pretty-print.c: Likewise.
9136 * tracer.c: Likewise.
9137 * gengtype.c: Likewise.
9138 * tree-loop-distribution.c: Likewise.
9139 * tree-ssa-loop-unswitch.c: Likewise.
9140 * cgraph.c: Likewise.
9141 * cgraph.h: Likewise.
9142 * tree-ssa-loop-manip.c: Likewise.
9143 * value-prof.c: Likewise.
9144 * tree-ssa-loop-ch.c: Likewise.
9145 * tree-tailcall.c: Likewise.
9146 * value-prof.h: Likewise.
9149 * tree-pass.h: Likewise.
9150 * ipa-cp.c: Likewise.
9151 * tree-scalar-evolution.c: Likewise.
9152 * tree-scalar-evolution.h: Likewise.
9153 * target.h: Likewise.
9154 * lambda-mat.c: Likewise.
9155 * tree-phinodes.c: Likewise.
9156 * diagnostic.h: Likewise.
9157 * builtins.c: Likewise.
9158 * tree-ssa-alias-warnings.c: Likewise.
9159 * cfghooks.c: Likewise.
9160 * fold-const.c: Likewise.
9161 * cfghooks.h: Likewise.
9162 * omp-low.c: Likewise.
9163 * tree-ssa-dse.c: Likewise.
9164 * ipa-reference.c: Likewise.
9165 * tree-ssa-uncprop.c: Likewise.
9166 * toplev.c: Likewise.
9167 * tree-gimple.c: Likewise.
9168 * tree-gimple.h: Likewise.
9169 * tree-chrec.c: Likewise.
9170 * tree-chrec.h: Likewise.
9171 * tree-ssa-sccvn.c: Likewise.
9172 * tree-ssa-sccvn.h: Likewise.
9173 * cgraphunit.c: Likewise.
9174 * tree-ssa-copyrename.c: Likewise.
9175 * tree-ssa-ccp.c: Likewise.
9176 * tree-ssa-loop-ivopts.c: Likewise.
9177 * tree-nomudflap.c: Likewise.
9178 * tree-call-cdce.c: Likewise.
9179 * ipa-pure-const.c: Likewise.
9180 * c-format.c: Likewise.
9181 * tree-stdarg.c: Likewise.
9182 * tree-ssa-math-opts.c: Likewise.
9183 * tree-ssa-dom.c: Likewise.
9184 * tree-nrv.c: Likewise.
9185 * tree-ssa-propagate.c: Likewise.
9186 * ipa-utils.c: Likewise.
9187 * tree-ssa-propagate.h: Likewise.
9188 * tree-ssa-alias.c: Likewise.
9189 * gimple-low.c: Likewise.
9190 * tree-ssa-sink.c: Likewise.
9191 * ipa-inline.c: Likewise.
9192 * c-semantics.c: Likewise.
9193 * dwarf2out.c: Likewise.
9195 * tree-ssa-loop-ivcanon.c: Likewise.
9196 * predict.c: Likewise.
9197 * tree-ssa-loop.c: Likewise.
9198 * tree-parloops.c: Likewise.
9199 * tree-ssa-address.c: Likewise.
9200 * tree-ssa-ifcombine.c: Likewise.
9201 * matrix-reorg.c: Likewise.
9202 * c-decl.c: Likewise.
9203 * tree-eh.c: Likewise.
9204 * c-pretty-print.c: Likewise.
9205 * lambda-trans.c: Likewise.
9206 * function.c: Likewise.
9207 * langhooks.c: Likewise.
9208 * ebitmap.h: Likewise.
9209 * tree-vectorizer.c: Likewise.
9210 * function.h: Likewise.
9211 * langhooks.h: Likewise.
9212 * tree-vectorizer.h: Likewise.
9213 * ipa-type-escape.c: Likewise.
9214 * ipa-type-escape.h: Likewise.
9215 * domwalk.c: Likewise.
9216 * tree-if-conv.c: Likewise.
9217 * profile.c: Likewise.
9218 * domwalk.h: Likewise.
9219 * tree-data-ref.c: Likewise.
9220 * tree-data-ref.h: Likewise.
9221 * tree-flow-inline.h: Likewise.
9222 * tree-affine.c: Likewise.
9223 * tree-vect-analyze.c: Likewise.
9224 * c-typeck.c: Likewise.
9225 * gimplify.c: Likewise.
9226 * coretypes.h: Likewise.
9227 * tree-ssa-phiopt.c: Likewise.
9228 * calls.c: Likewise.
9229 * tree-ssa-coalesce.c: Likewise.
9230 * tree.def: Likewise.
9231 * tree-dfa.c: Likewise.
9232 * except.c: Likewise.
9233 * except.h: Likewise.
9234 * cfgexpand.c: Likewise.
9235 * tree-cfgcleanup.c: Likewise.
9236 * tree-ssa-pre.c: Likewise.
9237 * tree-ssa-live.c: Likewise.
9238 * tree-sra.c: Likewise.
9239 * tree-ssa-live.h: Likewise.
9240 * tree-predcom.c: Likewise.
9241 * lambda.h: Likewise.
9242 * tree-mudflap.c: Likewise.
9243 * ipa-prop.c: Likewise.
9244 * print-tree.c: Likewise.
9245 * tree-ssa-copy.c: Likewise.
9246 * ipa-prop.h: Likewise.
9247 * tree-ssa-forwprop.c: Likewise.
9248 * ggc-page.c: Likewise.
9249 * c-omp.c: Likewise.
9250 * tree-ssa-dce.c: Likewise.
9251 * tree-vect-patterns.c: Likewise.
9252 * tree-ssa-ter.c: Likewise.
9253 * tree-nested.c: Likewise.
9254 * tree-ssa.c: Likewise.
9255 * lambda-code.c: Likewise.
9256 * tree-ssa-loop-prefetch.c: Likewise.
9257 * tree-inline.c: Likewise.
9258 * tree-inline.h: Likewise.
9259 * tree-iterator.c: Likewise.
9260 * tree-optimize.c: Likewise.
9261 * tree-ssa-phiprop.c: Likewise.
9262 * tree-vect-transform.c: Likewise.
9263 * tree-object-size.c: Likewise.
9264 * tree-outof-ssa.c: Likewise.
9265 * cfgloop.c: Likewise.
9266 * system.h: Likewise.
9267 * tree-profile.c: Likewise.
9268 * cfgloop.h: Likewise.
9269 * c-gimplify.c: Likewise.
9270 * c-common.c: Likewise.
9271 * tree-vect-generic.c: Likewise.
9272 * tree-flow.h: Likewise.
9273 * c-common.h: Likewise.
9274 * basic-block.h: Likewise.
9275 * tree-ssa-structalias.c: Likewise.
9276 * tree-switch-conversion.c: Likewise.
9277 * tree-ssa-structalias.h: Likewise.
9278 * tree-cfg.c: Likewise.
9279 * passes.c: Likewise.
9280 * ipa-struct-reorg.c: Likewise.
9281 * ipa-struct-reorg.h: Likewise.
9282 * tree-ssa-reassoc.c: Likewise.
9283 * cfgrtl.c: Likewise.
9284 * varpool.c: Likewise.
9286 * tree-ssanames.c: Likewise.
9287 * tree-ssa-threadedge.c: Likewise.
9288 * langhooks-def.h: Likewise.
9289 * tree-ssa-operands.c: Likewise.
9290 * config/alpha/alpha.c: Likewise.
9291 * config/frv/frv.c: Likewise.
9292 * config/s390/s390.c: Likewise.
9293 * config/m32c/m32c.c: Likewise.
9294 * config/m32c/m32c-protos.h: Likewise.
9295 * config/spu/spu.c: Likewise.
9296 * config/sparc/sparc.c: Likewise.
9297 * config/i386/i386.c: Likewise.
9298 * config/sh/sh.c: Likewise.
9299 * config/xtensa/xtensa.c: Likewise.
9300 * config/stormy16/stormy16.c: Likewise.
9301 * config/ia64/ia64.c: Likewise.
9302 * config/rs6000/rs6000.c: Likewise.
9303 * config/pa/pa.c: Likewise.
9304 * config/mips/mips.c: Likewise.
9306 2008-07-28 Simon Baldwin <simonb@google.com>
9308 * c-pragma.c (handle_pragma_message): New function.
9309 (init_pragma): Register handle_pragma_message.
9310 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9313 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9315 PR tree-optimization/35252
9316 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9317 REALPART_EXPR to be considered as same load operation.
9319 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9321 PR tree-optimization/36830
9322 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9323 (expressions_equal_p): Return false if only one operand is null.
9325 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9327 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9328 version requirements.
9330 2008-07-26 Olivier Hainque <hainque@adacore.com>
9332 * collect2.c (symkind): New enum. Symbol kinds we care about.
9333 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9334 code and head comment accordingly.
9335 (scan_prog_file): Use symkind names instead of bare integers.
9337 2008-07-25 Jan Hubicka <jh@suse.cz>
9339 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9341 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9342 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9343 * dojump.c (clear_pending_stack_adjust): Likewise.
9344 * print-tree.c (print_node): Ignore DECL_INLINE.
9345 * tree-inline.c (inlinable_function_p): Likewise.
9347 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9349 * doc/extend.texi (hot attribute): Document that the hot attribute
9350 turns on -O3 for some ports.
9351 (cold attribute): Document that the cold attribute turns on -Os
9354 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9355 reflect function specific option support.
9357 * target.h (struct target_option_hooks): Add fields to say whether
9358 the cold attribute implies -Os and the hot attribute implies -O3.
9360 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9361 By default, do not turn on -Os for cold functions.
9362 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9363 not turn on -O3 for hot functions.
9365 * c-common.c (handle_hot_attribute): Use target hook to determine
9366 if hot functions should enable -O3.
9367 (handle_cold_attribute): Use target hook to determine if cold
9368 functions should enable -Os.
9370 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9371 (override_options): Move disable scheduling to
9372 optimization_options.
9373 (optimization_options): Disable scheduling here, not
9375 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9376 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9378 * config/ia64/ia64.c (ia64_override_options): Move setting
9379 scheduling flags to ia64_optimization_options.
9380 (ia64_optimization_options): Disable scheduling options here, and
9381 not in ia64_override_options.
9382 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9383 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9385 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9388 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9390 2008-07-25 Martin Jambor <mjambor@suse.cz>
9392 PR tree-optimization/36926
9393 * ipa-prop.c (ipa_analyze_call_uses): Call
9394 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9396 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9398 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9399 movv2si_internal): Add mem = reg alternative.
9401 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9404 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9405 DEFAULT_PCC_STRUCT_RETURN to 127.
9407 2008-07-24 Jan Hubicka <jh@suse.cz>
9409 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9410 (build_cgraph_edges): Likewise.
9411 * cgraph.c (cgraph_node): Do not update assembler hash.
9412 (cgraph_remove_node): Drop non-unit-at-a-time code.
9413 * tree-pass.h (pass_O0_always_inline): Remove.
9414 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9415 * toplev.c (process_options): Flag unit-at-a-time does not imply
9417 * cgraphunit.c: Update comments.
9418 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9419 (cgraph_assemble_pending_functions): Remove.
9420 (cgraph_reset_node): Drop non-unit-at-a-time code.
9421 (cgraph_finalize_function): Likewise.
9422 (cgraph_analyze_function): Likewise.
9423 (cgraph_finalize_compilation_unit): Likewise.
9424 (cgraph_expand_function): Likewise.
9425 (cgraph_optimize): Likesise.
9426 (save_inline_function_body): Likewise.
9427 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9428 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9429 * ipa-inline.c: Update comments.
9430 (enum inlining_mode): remove INLINE_SPEED.
9431 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9432 (cgraph_mark_inline_edge): Likewise.
9433 (try_inline): Likewise.
9434 (cgraph_decide_inlining_incrementally): Likewise.
9435 (cgraph_gate_inlining): Remove.
9436 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9437 (cgraph_gate_early_inlining): Likewise.
9438 (gate_inline_passes): Remove.
9439 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9440 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9441 pass_O0_always_inline): Remove.
9442 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9443 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9444 * opts.c (no_unit_at_a_time_default): Remove.
9445 (decode_options): Remove flag_unit_at_a_time reset and warning.
9446 * opts.h (no_unit_at_a_time_default): Remove.
9447 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9448 early in GNU dialect.
9449 (merge_decls): Update comment; drop unit-at-a-time check.
9450 (finish_decl): Likewise.
9451 (grok_declaration): Remove flag_inline_trees code.
9452 (finish_functions): Return on function returning non-void on all
9454 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9455 * cfgexpand.c (expand_one_static_var): Remove.
9456 (expand_one_var): Remove expand_one_static_var call.
9457 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9458 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9459 and flag_unit_at_a-time compatibility checks.
9460 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9461 * tree-inline.c (flag_inline_trees): Remove.
9462 (inlinable_function_p): Don't check it.
9463 (expand_call_inline): Remove non-unit-at-a-time code.
9464 * tree-inline.h (flag_inline_trees): Remove.
9465 * tree-optimize.c (execute_early_local_optimizations): Remove
9466 unit-at-a-time checks.
9467 (tree_rest_of_compilation): Likewise.
9468 * combine.c (setup_incoming_promotions): Likewise.
9469 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9470 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9471 * passes.c (pass_inline_parameters): Update comments; remove
9472 O0_alwaysinline pass.
9473 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9474 (execute_one_pass): Likewise.
9475 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9476 (ix86_function_sseregparm): Likewise.
9477 * arm.c (arm_function_in_section_p): Likewise.
9478 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9479 * varpool.c: Update comments.
9480 (decide_is_variable_needed): Remove unit-at-a-time checks.
9481 (varpool_finalize_decl): Likewise.
9483 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9485 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9487 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9489 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9491 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9492 imp symbol extension.
9494 2008-07-23 Ian Lance Taylor <iant@google.com>
9496 * tree-vrp.c (infer_value_range): Ignore asm statements when
9497 looking for memory accesses for -fdelete-null-pointer-checks.
9499 2008-07-24 Ben Elliston <bje@au.ibm.com>
9501 * config/spu/spu-c.c (__vector_keyword): New variable.
9502 (vector_keyword): Likewise.
9503 (spu_categorize_keyword): New function.
9504 (spu_macro_to_expand): Likewise.
9505 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9506 compiling an ISO C dialect.
9508 2008-07-24 Ben Elliston <bje@au.ibm.com>
9510 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9513 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9515 * configure: Regenerate.
9516 * configure.ac: Require texinfo 4.7.
9517 * doc/install.texi: Document texinfo 4.7 requirement.
9519 2008-07-23 Martin Jambor <mjambor@suse.cz>
9521 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9522 rather than for DECL_SAVED_TREE.
9523 * ipa-prop.c: Include diagnostic.h.
9524 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9526 (ipa_detect_param_modifications): Function rewritten from scratch.
9527 (ipa_compute_jump_functions): Changed accesses to modification flags.
9528 (ipa_free_node_params_substructures): Update flags destruction.
9529 (ipa_node_duplication_hook): Update flags duplication.
9530 (ipa_print_all_params_modified): Updated flag access.
9531 * ipa-prop.h (struct ipa_param_flags): New structure.
9532 (struct ipa_node_params): New field modification_analysis_done,
9533 modified_flags changed into param_flags.
9534 (ipa_is_ith_param_modified): Changed to use new flags.
9535 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9537 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9538 ipa-cp.c and split into two functions.
9539 (ipa_print_node_jump_functions): New function.
9540 (compute_scalar_jump_functions): New function.
9541 (type_like_member_ptr_p): New function.
9542 (compute_pass_through_member_ptrs): New function.
9543 (fill_member_ptr_cst_jump_function): New function.
9544 (determine_cst_member_ptr): New function.
9545 (compute_cst_member_ptr_arguments): New function.
9546 (ipa_compute_jump_functions): Complete rewrite.
9547 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9548 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9549 (struct ipa_member_ptr_cst): New structure.
9550 (union jump_func_value): New field member_cst.
9551 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9552 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9553 jump function types.
9554 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9555 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9556 instead of ipcp_print_all_jump_functions.
9557 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9558 only for replacable scalars.
9560 * doc/invoke.texi (Optimize options): Add description of
9561 -findirect-inlining.
9562 * common.opt (flag_indirect_inlining): New flag.
9563 * opts.c (decode_options): Set flag_indirect_inlining when
9566 * ipa-inline.c: Include ipa-prop.h.
9567 (inline_indirect_intraprocedural_analysis): New function.
9568 (inline_generate_summary): Allocate parameter and argument info
9569 structures, call inline_indirect_intraprocedural_analysis on each
9570 node when doing indirect inlining and deallocate indirect inlining
9571 data structures in the end.
9572 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9573 (free_all_ipa_structures_after_iinln): New function.
9574 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9576 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9578 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9579 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9580 of computing the frequency separately.
9581 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9582 of computing the frequency separately.
9583 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9584 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9585 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9586 (ipa_get_stmt_member_ptr_load_param): New function.
9587 (ipa_is_ssa_with_stmt_def): New function.
9588 (ipa_note_param_call): New function.
9589 (ipa_analyze_call_uses): New function.
9590 (ipa_analyze_stmt_uses): New function.
9591 (ipa_analyze_params_uses): New function.
9592 (ipa_free_node_params_substructures): Also free the param_calls linked
9594 (ipa_node_duplication_hook): Also duplicate the param_calls
9596 (ipa_print_node_param_flags): New function.
9597 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9598 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9599 * ipa-prop.h (struct ipa_param_flags): New field called.
9600 (struct ipa_param_call_note): New structure.
9601 (struct ipa_node_params): New fields param_calls and
9603 (ipa_is_ith_param_called): New function.
9604 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9605 ipa_analyze_params_uses and dump parameter flags.
9607 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9608 ipa_propagate_indirect_call_infos if performing indirect inlining,
9609 pass a new parameter new_edges to it.
9610 (add_new_edges_to_heap): New fucntion.
9611 (cgraph_decide_inlining_of_small_functions): New vector
9612 new_indirect_edges for newly found indirect edges , call
9613 ipa_propagate_indirect_call_infos after inlining.
9614 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9615 inlining if performing indirect inlining. Call
9616 free_all_ipa_structures_after_iinln when doing so too.
9617 (inline_generate_summary): Do not call
9618 free_all_ipa_structures_after_iinln here.
9619 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9620 (print_edge_addition_message): New function.
9621 (update_call_notes_after_inlining): New function.
9622 (propagate_info_to_inlined_callees): New function.
9623 (ipa_propagate_indirect_call_infos): New function.
9624 * ipa-prop.h: Include cgraph.h
9625 (struct ipa_param_call_note): Fields reordered, new field processed.
9626 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9628 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9629 rediscovered call statements.
9630 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9631 (dump_cgraph_node): Dump also the indirect_call flag.
9632 (cgraph_clone_edge): Copy also the indirect_call flag.
9633 * tree-inline.c (copy_bb): Do not check for fndecls from call
9634 expressions, check for edge availability when moving clones.
9635 (get_indirect_callee_fndecl): New function.
9636 (expand_call_inline): If callee declaration is not apprent from
9637 the statement, try calling get_indirect_callee_fndecl. Do not
9638 issue warnings or call sorry when not inlinings an indirect edge.
9639 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9641 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9642 bit more frandly to matching.
9643 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9644 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9645 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9647 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9650 * opth-gen.awk: Suppress function specific features when building
9652 * optc-gen.awk: Ditto.
9654 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9657 * diagnostic.c (pedwarn): Add opt parameter.
9659 * c-tree.h (pedwarn_init): Add opt parameter.
9660 (pedwarn_c90): Likewise.
9661 (pedwarn_c99): Likewise.
9662 * c-errors.c (pedwarn_c99): Likewise.
9663 (pedwarn_c90): Likewise.
9664 * toplev.h (pedwarn): Update declaration.
9665 (pedwarn0): Declare.
9666 * c-lex.c: All calls to pedwarn changed.
9667 * builtins.c: All calls to pedwarn changed.
9668 * toplev.c: All calls to pedwarn changed.
9669 * c-decl.c: All calls to pedwarn changed.
9670 * c-typeck.c: All calls to pedwarn changed.
9671 * c-common.c: All calls to pedwarn changed.
9672 * c-parser.c: All calls to pedwarn changed.
9674 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9675 Karthik Kumar <karthikkumar@gmail.com>
9677 * attribs.c (file scope): Include c-common.h.
9678 (decl_attributes): Add support for #pragma GCC optimize and
9681 * targhooks.c (default_can_inline_p): New function that is the
9682 default for the TARGET_CAN_INLINE_P target hook.
9684 * targhooks.h (default_can_inline_p): Add declaration.
9686 * tree.c (cl_optimization_node): New static tree for building
9687 OPTIMIZATION_NODE tree.
9688 (cl_target_option_node): New static tree for building
9689 TARGET_OPTION_NODE tree.
9690 (cl_option_hash_table): New hash table for hashing
9691 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9692 (cl_option_hash_hash): New function to provide the hash value for
9693 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9694 (cl_option_hash_eq): New function to provide an equality test for
9695 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9696 (tree_code_size): Add support for OPTIMIZATION_NODE and
9697 TARGET_OPTION_NODE trees.
9698 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9699 TARGET_OPTION_NODE trees.
9700 (build_optimization_node): Build a tree that has all of the
9701 current optimization options.
9702 (build_target_option_node): Build a tree that has the target
9703 options that might be changed on a per function basis.
9705 * tree.h (file scope): Include options.h.
9706 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9707 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9708 (TREE_OPTIMIZATION): Ditto.
9709 (TREE_TARGET_SPECIFIC): Ditto.
9710 (struct tree_function_decl): Add fields for remembering the
9711 current optimization options and target specific options.
9712 (struct tree_optimization_option): New tree variant that remembers
9713 the optimization options.
9714 (struct tree_target_option): New tree variant that remembers the
9715 target specific flags that might change for compiling a particular
9717 (union tree_node): Include tree_optimization_option and
9718 tree_target_option fields.
9719 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9720 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9721 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9722 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9723 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9724 optimization and target options.
9725 (optimization_default_node): New macro to refer to global_trees
9727 (optimization_current_node): Ditto.
9728 (optimization_cold_node): Ditto.
9729 (optimization_hot_node): Ditto.
9730 (target_option_default_node): Ditto.
9731 (target_option_current_node): Ditto.
9732 (current_option_pragma): Ditto.
9733 (current_optimize_pragma): Ditto.
9735 * target.h (struct gcc_target): Add valid_option_attribute_p,
9736 target_option_save, target_option_restore, target_option_print,
9737 target_option_pragma_parse, and can_inline_p hooks.
9739 * toplev.h (parse_optimize_options): Add declaration.
9740 (fast_math_flags_struct_set_p): Ditto.
9742 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9743 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9746 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9747 tree_can_inline_p hook to see if one function can inline another.
9748 (cgraph_decide_inlining): Ditto.
9749 (cgraph_decide_inlining_incrementally): Ditto.
9751 * opts.c (decode_options): Add support for running multiple times
9752 to allow functions with different target or optimization options
9753 than was specified on the command line.
9754 (fast_math_flags_struct_set_p): New function that is similar to
9755 fast_math_flags_set_p, except it uses the values in the
9756 cl_optimization structure instead of global variables.
9758 * optc-gen.awk: Add support for TargetSave to allow a back end to
9759 declare new fields that need to be saved when using function
9760 specific options. Include flags.h and target.h in the options.c
9761 source. Add support for Save to indicate which options can be set
9762 for individual functions. Generate cl_optimize_save,
9763 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9764 cl_target_option_restore, cl_target_option_print functions to
9765 allow functions to use different optimization or target options.
9767 * opt-functions.awk (var_type_struct): Return the type used for
9768 storing the field in a structure.
9770 * opth-gen.awk: Add support for TargetSave to allow a back end to
9771 declare new fields that need to be saved when using function
9772 specific options. Add support for Save to indicate which options
9773 can be set for individual functions. Only generate one extern for
9774 Mask fields. Generate cl_optimization and cl_target_option
9775 structures to remember optimization and target options.
9777 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9778 collecting new tree nodes.
9779 (TS_TARGET_OPTION): Ditto.
9781 * c-decl.c (merge_decls): Merge function specific target and
9782 optimization options.
9784 * function.c (invoke_set_current_function_hook): If the function
9785 uses different optimization options, change the global variables
9788 * coretypes.h (struct cl_optimization): Add forward reference.
9789 (struct cl_target_option): Ditto.
9791 * c-pragma.c (option_stack): New static vector to remember the
9792 current #pragma GCC option stack.
9793 (handle_pragma_option): New function to support #pragma GCC option
9794 to change target options.
9795 (optimize_stack): New static vector to remember the current
9796 #pragma GCC optimize stack.
9797 (handle_pragma_optimize): New function to support #pragma GCC
9798 optimize to change optimization options.
9799 (init_pragma): Add support for #pragma GCC optimize and #pragma
9802 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9803 optimization options.
9804 (TARGET_OPTION_NODE): New tree code for remembering certain target
9807 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9808 TARGET_OPTION_NODE trees.
9810 * common.opt (-O): Add Optimization flag.
9812 (-fmath-errno): Ditto.
9813 (-falign-functions): Add UInteger flag to make sure flag gets full
9814 int in cl_optimization structure.
9815 (-falign-jumps): Ditto.
9816 (-falign-labels): Ditto.
9817 (-falign-loops): Ditto.
9818 (-fsched-stalled-insns): Ditto.
9819 (-fsched-stalled-insns-dep): Ditto.
9821 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9823 (TARGET_OPTION_SAVE): Ditto.
9824 (TARGET_OPTION_RESTORE): Ditto.
9825 (TARGET_OPTION_PRINT): Ditto.
9826 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9827 (TARGET_CAN_INLINE_P): Ditto.
9828 (TARGET_INITIALIZER): Add new hooks.
9830 * tree-inline.c (tree_can_inline_p): New function to determine
9831 whether one function can inline another. Check if the functions
9832 use compatible optimization options, and also call the backend
9835 * tree-inline.h (tree_can_inline_p): Add declaration.
9837 * c-common.c (c_common_attribute): Add support for option and
9838 optimize attributes.
9839 (handle_option_attribute): Add support for the option attribute to
9840 allow the user to specify different target options for compiling a
9842 (handle_optimize_attribute): Add support for the optimize
9843 attribute to allow the user to specify different optimization
9844 options for compiling a specific function.
9845 (handle_hot_attribute): Turn on -O3 optimization for this one
9846 function if it isn't the default optimization level.
9847 (handle_cold_attribute): Turn on -Os optimization for this one
9848 function if it insn't the default optimization.
9849 (const_char_p): New const char * typedef.
9850 (optimize_args): New static vector to remember the optimization
9852 (parse_optimize_options): New function to set up the optimization
9853 arguments from either the optimize attribute or #pragma GCC optimize.
9855 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9856 (builtin_define_std): Ditto.
9858 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9859 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9860 (x86_64-*-*): Ditto.
9862 * Makefile.in (TREE_H): Add options.h.
9863 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9865 * doc/extend.texi (option attribute): Document new attribute.
9866 (optimize attribute): Ditto.
9867 (hot attribute): Document hot attribute sets -O3.
9868 (cold attribute): Document cold attribute sets -Os.
9869 (#pragma GCC option): Document new pragma.
9870 (#pragma GCC optimize): Ditto.
9872 * doc/options.texi (TargetSave): Document TargetSave syntax.
9873 (UInteger): Document UInteger must be used for certain flags.
9874 (Save): Document Save option to create target specific options
9875 that can be saved/restored on a function specific context.
9877 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9878 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9880 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9881 (TARGET_OPTION_SAVE): Ditto.
9882 (TARGET_OPTION_RESTORE): Ditto.
9883 (TARGET_OPTION_PRINT): Ditto.
9884 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9885 (TARGET_CAN_INLINE_P): Ditto.
9887 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9889 (-mfpmath=both): Ditto.
9891 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9892 Karthik Kumar <karthikkumar@gmail.com>
9894 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9895 (TARGET_POPCNT): Ditto.
9896 (TARGET_SAHF): Ditto.
9897 (TARGET_AES): Ditto.
9898 (TARGET_PCLMUL): Ditto.
9899 (TARGET_CMPXCHG16B): Ditto.
9900 (TARGET_RECIP): Move switch into target_flags.
9901 (TARGET_FUSED_MADD): Ditto.
9902 (ix86_arch_features): Make an unsigned char type.
9903 (ix86_tune_features): Ditto.
9904 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9905 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9906 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9908 * config/i386/i386.opt (arch): New TargetSave field to define
9909 fields that need to be saved for function specific option support.
9912 (branch_cost): Ditto.
9913 (ix86_isa_flags_explicit): Ditto.
9914 (tune_defaulted): Ditto.
9915 (arch_specified): Ditto.
9916 (-m128-long-double): Add Save flag to save option for target
9917 specific option support.
9919 (-maccumulate-outgoing-args): Ditto.
9920 (-malign-double): Ditto.
9921 (-malign-stringops): Ditto.
9922 (-mfancy-math-387): Ditto.
9923 (-mhard-float): Ditto.
9925 (-minline-all-stringops): Ditto.
9926 (-minline-stringops-dynamically): Ditto.
9927 (-mms-bitfields): Ditto.
9928 (-mno-align-stringops): Ditto.
9929 (-mno-fancy-math-387): Ditto.
9930 (-mno-push-args): Ditto.
9931 (-mno-red-zone): Ditto.
9932 (-mpush-args): Ditto.
9933 (-mred-zone): Ditto.
9935 (-msseregparm): Ditto.
9936 (-mstack-arg-probe): Ditto.
9951 (-mrecip): Move flag into target_flags.
9953 (-mno-fused-madd): Ditto.
9954 (-mfused-madd): Ditto.
9955 (-mabm): Move flag into ix86_isa_flags.
9962 * config/i386/i386-c.c: New file for #pragma support.
9963 (ix86_target_macros_internal): New function to #define or #undef
9964 target macros based when the user uses the #pragma GCC option to
9965 change target options.
9966 (ix86_pragma_option_parse): New function to add #pragma GCC option
9968 (ix86_target_macros): Move defining the target macros here from
9969 TARGET_CPU_CPP_BUILTINS in i386.h.
9970 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9971 defined, initialize any subtarget #pragmas.
9973 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9974 REGISTER_TARGET_PRAGMAS.
9976 * config/i386/t-i386: New file for x86 dependencies.
9977 (i386.o): Make dependencies mirror the include files used.
9978 (i386-c.o): New file, add dependencies.
9980 * config/i386/i386-protos.h (override_options): Add bool argument.
9981 (ix86_valid_option_attribute_tree): Add declaration.
9982 (ix86_target_macros): Ditto.
9983 (ix86_register_macros): Ditto.
9985 * config/i386/i386.c (ix86_tune_features): Move initialization of
9986 the target masks to initial_ix86_tune_features to allow functions
9987 to have different target options. Make type unsigned char,
9988 instead of unsigned int.
9989 (initial_ix86_tune_features): New static vector to hold processor
9990 masks for the tune variables.
9991 (ix86_arch_features): Move initialization of the target masks to
9992 initial_ix86_arch_features to allow functions to have different
9993 target options. Make type unsigned char, instead of unsigned int.
9994 (initial_ix86_arch_features): New static vector to hold processor
9995 masks for the arch variables.
9996 (enum ix86_function_specific_strings): New enum to describe the
9997 string options used for attribute((option(...))).
9998 (ix86_target_string): New function to return a string that
9999 describes the target options.
10000 (ix86_debug_options): New function to print the current options in
10002 (ix86_function_specific_save): New function hook to save the
10003 function specific global variables in the cl_target_option structure.
10004 (ix86_function_specific_restore): New function hook to restore the
10005 function specific variables from the cl_target_option structure to
10006 the global variables.
10007 (ix86_function_specific_print): New function hook to print the
10008 target specific options in the cl_target_option structure.
10009 (ix86_valid_option_attribute_p): New function hook to validate
10010 attribute((option(...))) arguments.
10011 (ix86_valid_option_attribute_tree): New function that is common
10012 code between attribute((option(...))) and #pragma GCC option
10013 support that parses the options and returns a tree holding the options.
10014 (ix86_valid_option_attribute_inner_p): New helper function for
10015 ix86_valid_option_attribute_tree.
10016 (ix86_can_inline_p): New function hook to decide if one function
10017 can inline another on a target specific basis.
10018 (ix86_set_current_function); New function hook to switch target
10019 options if the user used attribute((option(...))) or #pragma GCC
10021 (ix86_tune_defaulted): Move to static file scope from
10023 (ix86_arch_specified): Ditto.
10024 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10026 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10027 (OPTION_MASK_ISA_ABM_SET): Ditto.
10028 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10029 (OPTION_MASK_ISA_CX16_SET): Ditto.
10030 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10031 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10032 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10033 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10034 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10035 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10036 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10037 (struct ptt): Move to static file scope from override_options.
10038 (processor_target_table): Ditto.
10039 (cpu_names): Ditto.
10040 (ix86_handle_option): Add support for options that are now isa options.
10041 (override_options): Add support for declaring functions that
10042 support different target options than were specified on the
10043 command line. Move struct ptt, processor_target_table, cpu_names,
10044 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10045 Add bool argument. Fix up error messages so the appropriate error
10046 is given for either command line or attribute.
10047 (ix86_previous_fndecl): New static to remember previous function
10048 declaration to see if we need to change target options.
10049 (ix86_builtins_isa): New array to record the ISA of each builtin
10051 (def_builtin): Always create the builtin function, even if the
10052 current ISA doesn't support it.
10053 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10054 tests for those builtins.
10055 (ix86_init_builtins): Remove TARGET_MMX test for calling
10056 ix86_init_mmx_sse_builtins.
10057 (ix86_expand_builtin): If the current ISA doesn't support a given
10058 builtin, signal an error.
10059 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10060 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10061 (TARGET_OPTION_SAVE): Ditto.
10062 (TARGET_OPTION_RESTORE): Ditto.
10063 (TARGET_OPTION_PRINT): Ditto.
10064 (TARGET_CAN_INLINE_P): Ditto.
10066 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10068 * c-typeck.c (build_external_ref): Don't call assemble_external.
10069 * final.c (output_operand): Call assemble_external.
10071 2008-07-21 DJ Delorie <dj@redhat.com>
10073 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10074 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10076 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10078 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10079 original insn and splitter contents into ...
10080 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10081 flag_unsafe_math_optimizations. Add dummy scratch register.
10082 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10083 !flag_unsafe_math_optimizations. Returns number with next
10084 highest magnitude if this is still less or equal to the true
10085 quotient in magnitude.
10087 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10089 * Makefile.in: Replace toplev.h with TOPLEV_H.
10090 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10091 * c-lex.c (fe_file_change): Don't set in_system_header.
10092 * c-parser.c (c_token): Remove in_system_header.
10093 (c_lex_one_token): Don't set in_system_header.
10094 (c_parser_set_source_position_from_token): Don't set in_system_header.
10095 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10098 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10099 * flags.h (in_system_header): Remove.
10100 * function.c (saved_in_system_header): Remove.
10101 (push_cfun): Don't set in_system_header.
10102 (pop_cfun): Don't set in_system_header.
10103 (push_struct_function): Don't set in_system_header.
10104 * input.h (expanded_location): Add sysp.
10105 (in_system_header_at): New.
10106 (in_system_header): New.
10107 * toplev.c (in_system_header): Remove.
10108 * toplev.h: Include input.h
10110 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10111 * tree-ssa.c (warn_uninit): Call warning_at.
10112 (warn_uninitialized_var): Update calls to warn_uninit.
10113 (warn_uninitialized_phi): Update calls to warn_uninit.
10114 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10115 (expand_location): Initialize xloc.sysp.
10116 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10117 (tree_decl_with_vis): Remove in_system_header_flag.
10119 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10122 * recog.c (asm_operand_ok): Change the order of the extra
10123 memory constraint checks.
10125 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10128 * tree-switch-conversion.c (build_one_array): Call
10129 varpool_mark_needed_node and varpool_finalize_decl
10130 instead of assemble_variable.
10132 2008-07-19 Jan Hubicka <jh@suse.cz>
10134 * cgraph.c (cgraph_add_new_function): Do early local passes.
10135 * tree-nrv.c (gate_pass_return_slot): New gate.
10136 (pass_nrv): Add the gate.
10137 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10139 (coalesce_ssa_name): Coalesce SSA names.
10140 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10141 not optimizing so unused user vars remains visible.
10142 * common.opt (flag_tree_ter): Always enable by default.
10143 * tree-ssa-ter.c: Include flags.h
10144 (is_replaceable_p): Check that locations match; when aliasing
10145 is missing be conservative about loads.
10146 * tree-optimize.c (gate_init_datastructures): Remove.
10147 (pass_init_datastructures): New.
10148 * passes.c: Reorder passes so we always go into SSA.
10150 2008-07-19 Jan Hubicka <jh@suse.cz>
10152 * doc/extend.texi (flatten attribute): Remove note about
10154 * doc/invoke.texi (--combine): Likewise.
10155 (-finline-functions-called-once): Update levels when enabled.
10156 (-funit-at-a-time): Document new behaviour.
10157 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10158 -fno-section-anchors when disabled explicitly.
10159 (inline params): They are not ignored now.
10160 (precompiled headers): Remove unit-at-a-time as being incompatible.
10161 * opts.c (decode_options): Handle unit-at-a-time as alias;
10162 imply -fno-section-anchors when toplevel reorder is disabled
10164 * common.opt (ftoplevel-reorder): Set default value to 2.
10165 (funit-at-a-time): Set default value to 1.
10166 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10169 2008-07-19 Jan Hubicka <jh@suse.cz>
10171 * builtins.c (expand_builtin_int_roundingfn,
10172 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10175 2008-07-19 Richard Guenther <rguenther@suse.de>
10178 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10179 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10180 * tree-ssa-pre.c (get_expr_value_id): For newly created
10181 constant value-ids make sure to add the expression to its
10184 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10186 PR middle-end/36877
10187 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10188 return value of the builtin is ignored.
10190 2008-07-19 Olivier Hainque <hainque@adacore.com>
10192 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10193 bits, a C conformant malloc implementation has to provide.
10194 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10196 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10200 * reload.c (find_reloads_subreg_address): Only reload address if
10201 reloaded == 0, not for reloaded != 1.
10204 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10205 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10206 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10207 m32c_legitimize_reload_address.
10209 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10210 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10211 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10213 2008-07-19 Olivier Hainque <hainque@adacore.com>
10215 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10216 argument, saying whether nested array are to be collapsed
10217 into a single array type DIE with multiple subscripts.
10218 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10219 issues, centralize the nested array types collapsing control and
10220 disable the transformation for Ada.
10222 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10225 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10227 (x86_64_shift_adj_2): New expander.
10228 (x86_64_shift_adj_3): Ditto.
10229 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10230 to split TImode operands.
10231 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10232 (ix86_split_lshr): Ditto.
10234 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10236 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10237 and __CHAR32_TYPE__.
10238 * c-typeck.c (digest_init): Support char16_t and char32_t.
10239 (set_nonincremental_init_from_string): Idem.
10241 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10243 PR middle-end/36859
10244 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10245 PREFERRED_STACK_BOUNDARY.
10246 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10248 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10250 PR middle-end/36858
10251 * function.c (locate_and_pad_parm): Cap boundary earlier.
10253 2008-07-17 Julian Brown <julian@codesourcery.com>
10255 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10256 no-op for targets which don't use DLLs.
10258 2008-07-17 Martin Jambor <mjambor@suse.cz>
10260 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10261 that nodes are relevant by examining the node->analyzed flag.
10262 (ipcp_init_stage): Check which nodes are relevant, assert that the
10263 relevant ones are also required.
10264 (ipcp_propagate_stage): Check on the side arrays are properly
10266 (ipcp_print_all_jump_functions): Make sure not to touch any node
10267 that is not analyzed or an edge that does not have a corresponding
10268 entry in the on-the-side vectors.
10269 (ipcp_function_scale_print): Likewise.
10270 (ipcp_update_callgraph): Check that the node is relevant.
10271 (ipcp_insert_stage): Check that the node is relevant. Check there is
10272 an info for every node and edge.
10273 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10274 (ipa_print_all_tree_maps): Likewise and a new variable info.
10275 (ipa_print_all_params_modified): Likewise.
10276 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10278 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10281 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10283 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10285 PR rtl-optimization/36753
10286 * fwprop.c (use_killed_between): Don't shortcut
10287 single-definition global registers.
10289 2008-07-16 Jan Hubicka <jh@suse.cz>
10291 * cgraph.h (varpool_empty_needed_queue): Declare.
10292 * cgraphunit.c (output_in_order): Mark all variables as needed;
10294 * varpool.c (varpool_assemble_node): Update debug queue.
10295 (varpool_assemble_pending_decls): Don't do it here.
10296 (varpool_empty_needed_queue): New function.
10298 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10300 * recog.c (peephole2_optimize): Fix formatting.
10302 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10304 * c-pch.c (get_ident): Avoid C++ keywords.
10305 * combine-stack-adj.c (single_set_for_csa): Likewise.
10306 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10307 output_asm_insn): Likewise.
10308 * reload.c (push_secondary_reload, find_reusable_reload,
10309 push_reload, combine_reloads, find_reloads,
10310 debug_reload_to_stream): Likewise.
10311 * reload.h (struct reload): Likewise.
10312 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10313 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10314 emit_output_reload_insns): Likewise.
10315 * targhooks.c (default_secondary_reload): Likewise.
10316 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10318 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10320 * recog.c (validate_change_1, validate_change,
10321 validate_unshare_change, validate_replace_rtx_1, struct
10322 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10324 * reload.c (push_secondary_reload, secondary_reload_class,
10325 scratch_reload_class, find_valid_class, find_reusable_reload,
10326 push_reload, find_dummy_reload, find_reloads_address_1,
10327 find_reloads_address_part, find_equiv_reg): Likewise.
10328 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10329 choose_reload_regs): Likewise.
10330 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10332 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10333 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10334 * sched-rgn.c (concat_INSN_LIST): Likewise.
10335 * stor-layout.c (mode_for_size, mode_for_size_tree,
10336 smallest_mode_for_size): Likewise.
10338 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10340 * cfg.c (dump_reg_info): Avoid C++ keywords.
10341 * dwarf2asm.c (dw2_force_const_mem,
10342 dw2_asm_output_encoded_addr_rtx): Likewise.
10343 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10344 * expmed.c (expand_shift): Likewise.
10345 * global.c (find_reg): Likewise.
10346 * graph.c (draw_edge): Likewise.
10347 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10348 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10349 widen_clz, widen_bswap, expand_parity, expand_unop,
10350 emit_cmp_and_jump_insn_1): Likewise.
10351 * postreload.c (reload_cse_simplify_operands): Likewise.
10352 * ra.h (add_neighbor): Likewise.
10353 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10354 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10355 record_reg_classes, copy_cost, record_address_regs,
10356 invalid_mode_change_p): Likewise.
10357 * regrename.c (regrename_optimize, scan_rtx_reg,
10358 dump_def_use_chain, find_oldest_value_reg,
10359 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10361 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10363 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10364 MASK_POWERPC64 for power4 in previous commit.
10366 2008-07-16 Olivier Hainque <hainque@adacore.com>
10368 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10369 instead of bare conversion to cast const-ness away.
10371 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10373 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10374 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10375 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10376 (TARGET_FUNCTION_VALUE): Define.
10378 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10380 * config/rs6000/rs6000.c (processor_target_table): Add
10381 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10383 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10386 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10387 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10388 m32c_legitimize_reload_address.
10390 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10392 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10393 DECL_IN_SYSTEM_HEADER in sync.
10395 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10397 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10398 * tree-ssa-pre.c (pre_expr_eq): Ditto
10399 (get_constant_for_value_id): Take a type as an argument.
10400 (fully_constant_expression): Pass in type.
10401 (find_or_generate_expression): Short circuit constant case.
10402 (create_expression_by_pieces): Remove special casing of
10404 (do_regular_insertion): Short circuit constant case.
10405 (do_partial_partial_insertion): Ditto.
10407 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10410 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10412 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10414 * config/xtensa/libgcc-xtensa.ver: New file.
10415 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10417 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10419 * df-problems.c (df_set_note): Avoid C++ keywords.
10420 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10421 * dse.c (record_store, remove_useless_values): Likewise.
10422 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10423 gen_reg_rtx_offset, operand_subword, change_address_1,
10424 change_address, adjust_address_1, offset_address,
10425 widen_memory_access, emit_copy_of_insn_after): Likewise.
10426 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10427 * fwprop.c (should_replace_address, propagate_rtx_1,
10428 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10430 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10431 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10432 * lcm.c (compute_insert_delete, pre_edge_lcm,
10433 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10434 * lower-subreg.c (resolve_reg_notes): Likewise.
10435 * mode-switching.c (optimize_mode_switching): Likewise.
10437 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10439 * bt-load.c (add_btr_def, migrate_btr_def,
10440 branch_target_load_optimize): Avoid C++ keywords.
10441 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10443 * combine.c (subst, simplify_set, make_extraction,
10444 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10445 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10446 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10448 2008-07-15 Richard Guenther <rguenther@suse.de>
10450 PR middle-end/36369
10451 * c-common.c (strict_aliasing_warning): Do not warn for
10452 TYPE_REF_CAN_ALIAS_ALL pointers.
10453 (c_common_get_alias_set): may_alias types are not special.
10454 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10455 attribute and set can_ref_all accordingly.
10456 (build_reference_type_for_mode): Likewise.
10457 * doc/extend.texi (may_alias): Clarify.
10459 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10462 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10463 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10465 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10468 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10469 gcc_assert, instead call output_operand_lossage.
10471 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10473 * builtins.c (std_canonical_va_list): Treat structure based
10476 2008-07-15 Ben Elliston <bje@au.ibm.com>
10478 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10480 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10482 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10485 2008-07-14 Jan Hubicka <jh@suse.cz>
10487 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10488 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10489 fix predicates and constraints.
10490 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10491 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10493 2008-07-14 Doug Kwan <dougkwan@google.com>
10495 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10496 additional option file arm/eabi.opt.
10497 * config/arm/eabi.h (File): New configuration file for EABI targets.
10498 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10499 SUBSUBTARGET_EXTRA_SPECS.
10500 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10501 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10502 from STARTFILE_SPEC so that it can be referenced in an override.
10503 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10504 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10505 can be referenced in an override.
10506 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10507 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10508 so that it can be referenced in an override.
10509 (LINK_SPEC): Use BPABI_LINK_SPEC.
10510 * config/arm/eabi.opt (File): New.
10512 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10514 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10515 (FIXED_VALUE_H): New variable.
10516 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10517 input.h, fixed-value.h.
10518 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10519 (BASIC_BLOCK_H): Use $(BITMAP_H).
10520 (FUNCTION_H): Add varray.h.
10521 (IPA_REFERENCE_H): Use $(BITMAP_H).
10522 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10523 (DF_H): Use $(BITMAP_H).
10524 (GGC_H): Add statistics.h.
10525 (INSN_ADDR_H): New.
10526 (INSN_ATTR_H): Use it.
10527 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10529 (SYMTAB_H): Add $(OBSTACK_H).
10530 (CPP_INTERNAL_H): New.
10531 (TREE_DUMP_H): Add tree-pass.h.
10532 (TREE_FLOW_H): Use $(BITMAP_H)
10533 (PRETTY_PRINT_H): Use $(INPUT_H).
10534 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10537 (many object files): Fix lots of header dependencies throughout.
10539 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10541 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10543 (s-gtyp-input): Use them to write tmp-gi.list.
10544 (echo_to_gi.list): Remove.
10546 2008-07-14 Richard Guenther <rguenther@suse.de>
10548 * tree-ssa-sccvn.c (pre_info): Remove.
10549 (switch_to_PRE_table): Likewise.
10550 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10551 (set_hashtable_value_ids): Do not create value-ids for the
10553 (run_scc_vn): Remove double test. Remove bogus special-case
10554 in value-number printing.
10555 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10556 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10558 * tree-flow-inline.h (get_value_handle): Remove.
10559 * tree-flow.h (get_value_handle): Remove.
10561 2008-07-14 Martin Jambor <mjambor@suse.cz>
10563 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10564 in which we generate arithmetics is not a subrange.
10566 2008-07-14 Martin Jambor <mjambor@suse.cz>
10568 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10570 2008-07-14 Richard Guenther <rguenther@suse.de>
10572 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10574 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10577 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10578 reload for symbol refs moved to r0 with -fPIC.
10579 (legitimize_pic_address): Use the target register as temporary
10581 (emit_symbolic_move): Adjust comment.
10582 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10585 2008-07-14 Ben Elliston <bje@au.ibm.com>
10587 * c-common.h (C_CPP_HASHNODE): New macro.
10588 * coretypes.h (struct cpp_token): Forward declare.
10589 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10590 the context-sensitive keyword method.
10591 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10592 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10593 expand_bool_pixel): New.
10594 (altivec_categorize_keyword): New function.
10595 (init_vector_keywords): New function.
10596 (rs6000_macro_to_expand): Likewise.
10597 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10598 compiling an ISO C dialect.
10600 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10602 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10603 (create_expression_by_pieces): Fix typo.
10604 (do_regular_insertion): Use debug counter here too.
10606 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10609 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10610 CONST_OK_FOR_LETTER_P. All port-local users changed.
10611 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10612 implement Kp matching power-of-two.
10613 (CONSTRAINT_LEN): Define to match.
10614 * config/cris/cris.md: Replace all use of constraint K with Kc.
10615 ("*btst*): Use Kp for operand 0 of last alternative.
10617 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10620 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10623 2008-07-13 Jan Hubicka <jh@suse.cz>
10625 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10628 2008-07-13 Richard Guenther <rguenther@suse.de>
10630 PR middle-end/36811
10631 * langhooks.c (lhd_print_error_function): Deal with recursive
10634 2008-07-12 Jan Hubicka <jh@suse.cz>
10636 * cgraph.c (assembler_name_hash): New static var.
10637 (hash_node_by_assembler_name, eq_assembler_name): New.
10638 (cgraph_node_for_asm): Use hashtable.
10639 (cgraph_remove_node): Maintain hashtable.
10640 (change_decl_assembler_name): Sanity check that names are not changing
10641 after aliasing was processed.
10642 * cgraph.h (varpoon_node): Add next GGC marker.
10643 * tree.c (decl_assembler_name_equal): Constify.
10644 (decl_assembler_name_hash): New.
10645 * tree.h (decl_assembler_name_equal): Constify.
10646 (decl_assembler_name_hash): Update.
10648 2008-07-12 David Daney <ddaney@avtrex.com>
10650 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10651 sb1 and r5000 cpus.
10653 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10655 * doc/md.texi: Document the MIPS "v" constraint.
10656 * config/mips/mips.h (reg_class): Revert last change.
10657 (REG_CLASS_NAMES): Likewise.
10658 (REG_CLASS_CONTENTS): Likewise.
10659 * config/mips/mips.c (mips_regno_to_class): Likewise.
10660 * config/mips/constraints.md (v): Likewise, but add documentation.
10661 Add a comment to say that this constraint should not be used in
10664 2008-07-11 DJ Delorie <dj@redhat.com>
10666 * config/h8300/h8300.md (length): Fix branch offset limit.
10668 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10670 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10671 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10672 (avr_hard_regno_scratch_ok): New function.
10673 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10674 * config/avr/avr.md (all peepholes that request a scratch register):
10675 Remove avr_peep2_scratch_safe use.
10677 2008-07-11 Tom Tromey <tromey@redhat.com>
10678 Ian Lance Taylor <iant@google.com>
10680 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10681 (struct c_common_resword): Define.
10682 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10683 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10684 (c_common_reswords, num_c_common_reswords): Declare.
10685 * c-common.c (c_common_reswords): New global const array.
10686 (num_c_common_reswords): New const int.
10687 * c-parser.c (struct resword, reswords): Don't define.
10688 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10689 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10690 than reswords. If warning about C++ keywords, give them a special
10692 (c_lex_one_token): Warn about C++ keywords. Call
10693 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10694 (c_parser_external_declaration): Look for RID_xxx rather than
10695 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10696 (c_parser_statement_after_labels): Likewise.
10697 (c_parser_objc_class_instance_variables): Likewise.
10698 (c_parser_objc_class_declaration): Likewise.
10699 (c_parser_objc_try_catch_statement): Likewise.
10700 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10701 (declspecs_add_type): Likewise.
10703 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10705 * ggc-page.c (alloc_page):
10706 Substituting xmalloc, xcalloc with
10707 XNEWVEC and XCNEWVAR macros which add the
10710 2008-07-11 Richard Guenther <rguenther@suse.de>
10712 PR tree-optimization/36765
10713 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10714 aliases from HEAP vars to SMTs.
10716 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10718 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10719 * configure.ac (loose_warn): Move -Wc++-compat from here...
10720 (strict_warn): ...to here.
10721 * configure: Regenerate.
10723 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10725 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10726 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10727 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10728 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10729 excluding more specific h8300-*-* and sh-*-* targets.
10731 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10733 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10734 (eliminate): Ditto.
10735 (execute_pre): Call loop_optimizer_finalize in early exit.
10737 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10739 PR middle-end/36790
10740 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10741 uids in the bitmap, not just VAR_DECL uids.
10743 PR rtl-optimization/36419
10744 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10745 (combine_stack_adjustments_for_block): Call it if needed. Delete
10747 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10748 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10749 prologue sp adjustment.
10751 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10754 * opts.c (print_ignored_options): Report postponed diagnostics for
10755 unknown -Wno-* options as warnings, not errors.
10756 (postpone_unknown_option_error): Renamed to...
10757 (postpone_unknown_option_warning): ... this.
10759 2008-07-09 Doug Kwan <dougkwan@google.com>
10762 2008-07-08 Doug Kwan <dougkwan@google.com>
10764 * config/arm/arm.opt (mandroid): New option.
10765 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10766 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10768 (CC1PLUS_SPEC): Same.
10770 (STARTFILE_SPEC): Same.
10771 (ENDFILE_SPEC): Same.
10772 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10775 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10778 * config/mips/mips.h (reg_class): Remove V1_REG.
10779 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10780 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10781 instead of V1_REGS.
10782 (mips_get_tp): New function.
10783 (mips_legitimize_tls_address): Use it.
10784 * config/mips/constraints.md (v): Delete.
10785 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10786 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10787 After reload, split into a move and ...
10788 (*tls_get_tp_<mode>_split): ...this new instruction.
10790 2008-07-09 David Daney <ddaney@avtrex.com>
10792 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10794 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10796 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10797 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10799 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10800 htab_delete should be called. Don't free c.
10801 (lookup_tmp_var): Create temp_htab lazily.
10802 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10803 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10805 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10806 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10807 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10808 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10809 * tree-sra.c (generate_element_init): Likewise.
10810 * tree-mudflap.c (execute_mudflap_function_ops,
10811 execute_mudflap_function_decls): Likewise.
10812 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10813 * tree-gimple.h (struct gimplify_ctx): New type.
10814 (push_gimplify_context): Adjust prototype.
10816 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10818 * tree-ssa-pre.c (phi_translate_1): Update placement of
10819 add_to_value calls.
10821 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10823 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10824 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10825 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10826 * targhooks.c (default_hard_regno_scratch_ok): New function.
10827 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10828 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10829 * recog.c: Include "target.h".
10830 (peep2_find_free_register): Add check for global regs. Add target
10832 * Makefile.in (recog.o): Depend on target.h.
10834 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10836 * config/sh/sh.c (sh_canonical_va_list_type): New.
10837 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10839 2008-07-09 Raksit Ashok <raksit@google.com>
10841 * doc/invoke.texi (Option Summary): Mention new option
10842 -Wdisallowed-function-list=...
10843 (Warning Options): Document -Wdisallowed-function-list=...
10844 * common.opt (Wdisallowed-function-list=): New flag.
10845 * flags.h (warn_disallowed_functions): External definition of new
10846 boolean warning flag.
10847 (warn_if_disallowed_function_p): Declare new function.
10848 * opts.c (warning_disallowed_functions): New static variable.
10849 (warn_disallowed_functions): New boolean warning flag.
10850 (warn_if_disallowed_function_p): New function.
10851 (add_comma_separated_to_vector): Rename
10852 add_instrument_functions_exclude_list to this.
10853 (common_handle_option): Handle new option. Rename calls to
10854 add_instrument_functions_exclude_list into calls to
10855 add_comma_separated_to_vector.
10856 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10857 based on flag warn_disallowed_functions.
10859 2008-07-09 Christian Bruel <christian.bruel@st.com>
10861 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10862 instead of get_attr_length.
10864 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10866 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10868 * genemit.c (gen_insn): Likewise.
10869 * gengtype.c (note_def_vec): Likewise.
10870 * gengtype.h (note_def_vec): Likewise.
10871 * genoutput.c (struct data, output_insn_data, process_template,
10872 gen_expand, gen_split, note_constraint): Likewise.
10873 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10874 make_insn_sequence): Likewise.
10875 * gensupport.c (record_insn_name): Likewise.
10877 2008-07-08 Doug Kwan <dougkwan@google.com>
10879 * config/arm/arm.opt (mandroid): New option.
10880 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10881 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10883 (CC1PLUS_SPEC): Same.
10885 (STARTFILE_SPEC): Same.
10886 (ENDFILE_SPEC): Same.
10887 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10890 2008-07-08 Raksit Ashok <raksit@google.com>
10892 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10893 (set_storage_via_setmem): Fix expected_align parameter.
10894 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10895 missing from the list.
10896 * doc/md.texi (movmem): Explicitly state that expected alignment is
10897 to be expressed in bytes.
10898 (setmem): Explicitly state that expected alignment is to be expressed
10901 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10903 * reload.c (find_reloads_subreg_address): Do not require validity
10904 of address in original mode before reloading address.
10906 2008-07-07 Tianwei Sheng <tianweis@google.com>
10908 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10909 bounds array access.
10911 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10913 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10915 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10917 Fix PR tree-optimization/23455
10918 Fix PR tree-optimization/35286
10919 Fix PR tree-optimization/35287
10920 * Makefile.in (OBJS-common): Remove tree-vn.o.
10921 (tree-vn.o): Remove.
10922 * dbgcnt.def: Add treepre_insert debug counter.
10923 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10924 (debug_value_expressions): Ditto.
10925 (print_value_expressions): Ditto.
10926 * tree-pretty-print.c (dump_generic_node): Updated for
10927 VALUE_HANDLE removal.
10928 * tree-ssa-dom.c (record_equality): Ditto.
10929 (cprop_operand): Ditto.
10930 (lookup_avail_expr): Ditto.
10931 * tree-ssa-threadedge.c
10932 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10933 (simplify_control_stmt_condition): Ditto.
10934 * tree.c (tree_code_size): Ditto.
10935 (tree_node_structure): Ditto.
10936 (iterative_hash_expr): Ditto.
10938 * tree.h (VALUE_HANDLE_ID): Ditto.
10939 (VALUE_HANDLE_EXPR_SET): Ditto.
10940 (struct tree_value_handle): Ditto.
10941 (union tree_node): Ditto.
10942 * treestruct.def: Ditto.
10943 * tree-vn.c: Removed.
10944 * tree-ssa-pre.c: Rewritten entirely.
10945 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10946 (constant_value_ids): Ditto.
10947 (vn_nary_op_t): Moved to header.
10949 (vn_reference_op_t): Ditto
10950 (vn_reference_t): Ditto.
10951 (next_value_id): New variable.
10952 (VN_INFO): Add an assert.
10953 (vn_constant_eq): New function.
10954 (vn_constant_hash): Ditto.
10955 (get_or_alloc_constant_value_id): Ditto.
10956 (value_id_constant_p): Ditto.
10957 (vn_reference_compute_hash): De-staticify.
10958 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10959 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10960 (valueize_refs): Update opcode if it changes from ssa name to constant.
10961 (vn_reference_lookup_1): Add new argument.
10962 (vn_reference_lookup): Ditto.
10963 (vn_reference_lookup_pieces): New function.
10964 (vn_reference_insert): Add return type. Modify to deal with value ids.
10965 (vn_reference_insert_pieces): New function.
10966 (vn_nary_op_compute_hash): De-staticify.
10967 (vn_nary_op_eq): Ditto.
10968 (vn_nary_op_lookup_pieces): New function.
10969 (vn_nary_op_lookup): Add new argument.
10970 (vn_nary_op_insert_pieces): New function.
10971 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10972 (vn_phi_insert): Ditto.
10973 (visit_unary_op): Update for callee changes.
10974 (visit_binary_op): Ditto.
10975 (visit_reference_op_load): Ditto.
10976 (visit_reference_op_store): Ditto.
10977 (init_scc_vn): Init next_value_id, constant_to_value_id and
10978 constant_value_ids.
10979 (free_scc_vn): Free them.
10980 (set_hashtable_value_ids): New function.
10981 (run_scc_vn): Use it.
10982 (get_max_value_id): New function.
10983 (get_next_value_id): Ditto.
10984 (expressions_equal_p): Moved from tree-vn.c
10985 (sort_vuses): Ditto.
10986 (sort_vuses_heap): Ditto.
10987 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10989 * tree.c (iterative_hash_hashval_t): Made non-static
10990 * tree.h (iterative_hash_hashval_t): Declare it.
10992 2008-07-08 Martin Jambor <mjambor@suse.cz>
10994 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10995 instead of ipa_create_node_params.
10996 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10997 ipa_check_create_edge_args, free them with
10998 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11000 * ipa-prop.c: Include flags.h and tree-inline.h.
11001 (ipa_node_params_vector): New variable.
11002 (ipa_edge_args_vector): New variable.
11003 (edge_removal_hook_holder): New variable.
11004 (node_removal_hook_holder): New variable.
11005 (edge_duplication_hook_holder): New variable.
11006 (node_duplication_hook_holder): New variable.
11007 (ipa_detect_param_modifications): Check for presence of modified flags.
11008 (ipa_compute_jump_functions): Check for presence of jump functions.
11009 (ipa_free_edge_args_substructures): New function.
11010 (ipa_create_node_params): Removed.
11011 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11012 (ipa_free_node_params_substructures): New function.
11013 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11015 (ipa_edge_removal_hook): New function.
11016 (ipa_node_removal_hook): New function.
11017 (duplicate_array): New function.
11018 (ipa_edge_duplication_hook): New function.
11019 (ipa_node_duplication_hook): New function.
11020 (ipa_register_cgraph_hooks): New function.
11021 (ipa_unregister_cgraph_hooks): New function.
11022 (free_all_ipa_structures_after_ipa_cp): New function.
11024 * ipa-prop.h: Include vec.h.
11025 (ipa_node_params_t): New typedef with vector types for it.
11026 (ipa_edge_args_t): New typedef with vector types for it.
11027 (IPA_NODE_REF): Changed to access an on-the-side vector.
11028 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11029 (ipa_check_create_node_params): New function.
11030 (ipa_check_create_edge_args): New function.
11032 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11035 2008-07-07 Tom Tromey <tromey@redhat.com>
11037 * configure, config.in: Rebuilt.
11038 * configure.ac: Don't check for scandir or alphasort.
11040 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11042 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11043 types immediately after creating them.
11045 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11047 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11049 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11051 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11052 dump_constraint_graph.
11053 (dump_constraint_edge): New function.
11054 (dump_constraint_graph): New function.
11055 (debug_constraint_graph): New function.
11056 (dump_constraint): Removed useless comparison.
11057 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11058 (dump_constraint_graph): Declare.
11059 (debug_constraint_graph): Declare.
11060 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11062 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11064 * config/i386/i386.c (is_va_list_char_pointer): New.
11065 (ix86_va_start): Replace compare with ms_va_list_type_node
11066 by is_va_list_char_pointer.
11067 (ix86_gimplify_va_arg): Likewise.
11069 2008-07-07 Martin Jambor <mjambor@suse.cz>
11071 * cgraph.c (cgraph_edge_max_uid): New variable.
11072 (struct cgraph_edge_hook_list): New type.
11073 (struct cgraph_node_hook_list): New type.
11074 (struct cgraph_2edge_hook_list): New type.
11075 (struct cgraph_2node_hook_list): New type.
11076 (first_cgraph_edge_removal_hook): New variable.
11077 (first_cgraph_node_removal_hook): New variable.
11078 (first_cgraph_edge_duplicated_hook): New variable.
11079 (first_cgraph_node_duplicated_hook): New variable.
11080 (cgraph_add_edge_removal_hook): New function.
11081 (cgraph_remove_edge_removal_hook): New function.
11082 (cgraph_call_edge_removal_hooks): New function.
11083 (cgraph_add_node_removal_hook): New function.
11084 (cgraph_remove_node_removal_hook): New function.
11085 (cgraph_call_node_removal_hooks): New function.
11086 (cgraph_add_edge_duplication_hook): New function.
11087 (cgraph_remove_edge_duplication_hook): New function.
11088 (cgraph_call_edge_duplication_hooks): New function.
11089 (cgraph_add_node_duplication_hook): New function.
11090 (cgraph_remove_node_duplication_hook): New function.
11091 (cgraph_call_node_duplication_hooks): New function.
11092 (cgraph_create_edge): Assign to edge uid.
11093 (cgraph_remove_edge): Call edge removal hooks.
11094 (cgraph_node_remove_callees): Call edge removal hooks.
11095 (cgraph_node_remove_callers): Call edge removal hooks.
11096 (cgraph_remove_node): Call node removal hooks.
11097 (cgraph_clone_edge): Call edge duplication hooks.
11098 (cgraph_clone_node): Call node duplication hooks.
11100 * cgraph.h (cgraph_edge): New field uid.
11101 (cgraph_edge_hook): New type.
11102 (cgraph_node_hook): New type.
11103 (cgraph_2edge_hook): New type.
11104 (cgraph_2node_hook): New type.
11106 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11108 * config.in: Regenerate.
11110 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11112 * gcc.c (print_sysroot): New.
11113 (option_map, display_help, process_command): Handle the
11114 -print-sysroot option.
11115 (main): Print the sysroot if requested.
11116 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11118 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11121 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11123 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11125 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11126 (assign_parm_setup_block_p): Also check mode of entry_parm.
11128 2008-07-07 Richard Guenther <rguenther@suse.de>
11130 * tree-ssa-structalias.h (set_used_smts): Remove.
11131 * tree-ssa-structalias.c (used_smts): Likewise.
11132 (set_used_smts): Likewise.
11133 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11134 call to set_used_smts.
11136 2008-07-07 Richard Guenther <rguenther@suse.de>
11138 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11139 (new_var_info): Set it to false.
11140 (solution_set_add): Correctly handle pointers outside a var and
11142 (type_safe): Treat variables with is_full_var properly.
11143 (do_sd_constraint): Likewise.
11144 (do_ds_constraint): Likewise.
11145 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11146 (get_constraint_for_ptr_offset): New function.
11147 (get_constraint_for_component_ref): For addresses at least include
11148 the last field of the variable. Handle is_full_vars properly.
11149 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11150 (handle_ptr_arith): Remove.
11151 (find_func_aliases): Simplify assignment handling.
11152 (create_function_info_for): For parameter and result varinfos set
11154 (create_variable_info_for): Set is_full_var flag whenever we
11155 just created a single varinfo for a decl.
11156 (init_alias_vars): Initialize use_field_sensitive from
11157 max-fields-for-field-sensitive parameter.
11159 2008-07-07 Richard Guenther <rguenther@suse.de>
11161 PR tree-optimization/36713
11162 * tree-flow-inline.h (is_call_used): New function.
11163 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11164 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11165 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11167 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11169 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11171 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11173 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11175 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11176 Nathan Sidwell <nathan@codesourcery.com>
11178 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11179 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11181 * config/m68k/t-linux: New.
11182 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11185 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11187 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11188 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11191 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11193 * gcc.c (execute): Fix -Wc++-compat warning.
11195 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11198 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11199 constant for little endian.
11201 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11203 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11204 mips_base_mips16 instead of TARGET_MIPS16.
11205 (mips_base_mips16): Declare.
11206 * config/mips/mips.c (mips_base_mips16): Make global.
11207 (was_mips16_p): Remove GTY marker.
11208 (was_mips16_pch_p): New variable.
11209 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11210 (mips_override_options): Force to non-MIPS16 mode initially.
11211 Do not complain about MIPS16 PIC incompatibilities here.
11212 Only allow -mgpopt if -mexplicit-relocs is in force for
11215 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11217 * configure.ac: Check for caddr_t, define to char * if not defined.
11218 * configure: Regenerate.
11219 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11220 (mmap_gt_pch_use_address): Likewise.
11221 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11223 2008-07-06 Richard Guenther <rguenther@suse.de>
11225 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11226 (new_var_info): Deal with it.
11227 (solution_set_add): Likewise.
11228 (bitpos_of_field): Make signed, fix.
11229 (struct fieldoff): Remove type and decl fields. Make size field
11230 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11232 (fieldoff_compare): Deal with it.
11233 (push_fields_onto_fieldstack): Remove has_union argument, glob
11234 adjacent non-pointer fields together.
11235 (create_function_info_for): Do not set has_union.
11236 (create_variable_info_for): Simplify.
11238 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11240 * config.gcc (extra_headers): Add cross-stdarg.h for target
11241 x86_64-*-* and i?86-*-*.
11242 * config/i386/cross-stdarg.h: New.
11243 * builtins.c (std_fn_abi_va_list): New.
11244 (std_canonical_va_list_type): New.
11245 (stabilize_va_list): Replace va_list_type_node use by
11246 mtarget.canonical_va_list_type.
11247 (gimplify_va_arg_expr): Likewise.
11248 (expand_builtin_va_copy): Replace va_list_type_node use by
11249 mtarget.fn_abi_va_list.
11250 * tree-sra.c (is_va_list_type): New helper.
11251 (decl_can_be_decomposed_p): Replace
11252 va_list_type_node use by is_va_list_type.
11253 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11254 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11255 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11256 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11257 (ix86_enum_va_list): New.
11258 * config/i386/i386.c (sysv_va_list_type_node): New.
11259 (ms_va_list_type_node): New.
11260 (ix86_function_type_abi): Remove sorry.
11261 (ix86_build_builtin_va_list_abi): New.
11262 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11263 for 64-bit targets.
11264 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11265 (ix86_init_builtins_va_builtins_abi): New.
11266 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11267 for 64-bit targets.
11268 (ix86_handle_abi_attribute): New.
11269 (attribute_spec): Add sysv_abi and ms_abi.
11270 (ix86_fn_abi_va_list): New.
11271 (ix86_canonical_va_list_type): New.
11272 (ix86_enum_va_list): New.
11273 (TARGET_FN_ABI_VA_LIST): New.
11274 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11275 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11276 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11277 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11278 (TARGET_ENUM_VA_LIST): New.
11279 * expr.h (std_fn_abi_va_list): New.
11280 (std_canonical_va_list_type): New.
11281 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11282 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11283 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11284 TARGET_CANONICAL_VA_LIST_TYPE.
11285 * target.h (struct gcc_target): Add fn_abi_va_list hook
11286 and canonical_va_list_type hook.
11288 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11290 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11291 integral and pointer types.
11293 2008-07-04 Roger Sayle <roger@eyesopen.com>
11295 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11296 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11298 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11301 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11303 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11305 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11306 build_gimple_modify_stmt.
11307 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11308 gimple operand. Use fold_build* instead of build*.
11310 2008-07-04 Richard Guenther <rguenther@suse.de>
11312 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11313 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11314 properly to compute the reachability set if we do field-sensitive PTA.
11315 * invoke.texi (max-fields-for-field-sensitive): Document default.
11316 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11317 100 for optimize >= 2.
11319 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11321 * ggc-zone.c (lookup_page_table_if_allocated,
11322 set_page_table_entry, zone_find_object_size, alloc_small_page,
11323 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11324 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11325 -Wc++-compat and/or -Wcast-qual warnings.
11327 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11330 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11331 pic_offset_table_rtx to be marked as used here.
11332 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11333 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11334 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11335 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11336 !TARGET_SECURE_PLT.
11338 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11340 * alloc-pool.c (hash_descriptor, eq_descriptor,
11341 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11342 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11344 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11345 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11346 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11347 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11350 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11352 * tree-flow.h (loop_only_exit_p): Declare.
11353 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11354 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11355 the number of iterations if it is constant. Otherwise, if this is the
11356 only possible exit of the loop, use the conservative estimate on the
11357 number of iterations of the entire loop if available.
11359 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11361 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11362 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11363 Add synchronization functions.
11364 * config/sync.c: New file.
11365 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11366 (LIBGCC_SYNC_CFLAGS): Likewise.
11368 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11371 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11372 (*pushtf_sse): New insn pattern.
11373 (pushtf splitters): New splitters.
11375 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11377 PR middle-end/35736
11378 * predict.c (build_predict_expr): Use void_type_node for the tree
11379 type, instead of NULL_TREE.
11381 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11383 * config/i386/i386.c (contains_aligned_value_p): Return true
11385 (ix86_data_alignment): Align TCmode to 128bits.
11386 (ix86_local_alignment): Likewise.
11388 2008-07-03 Andrew Haley <aph@redhat.com>
11391 * vec.h (VEC_TA): New.
11392 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11393 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11394 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11395 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11396 (C_COMMON_FIXED_TYPES): Remove first arg.
11397 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11398 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11399 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11400 not to use empty macro arguments.
11402 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11404 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11405 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11406 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11407 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11408 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11409 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11410 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11411 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11412 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11413 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11414 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11415 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11416 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11417 config/rs6000/e500crtres64gpr.asm,
11418 config/rs6000/e500crtres64gprctr.asm,
11419 config/rs6000/e500crtrest32gpr.asm,
11420 config/rs6000/e500crtrest64gpr.asm,
11421 config/rs6000/e500crtresx32gpr.asm,
11422 config/rs6000/e500crtresx64gpr.asm,
11423 config/rs6000/e500crtsav32gpr.asm,
11424 config/rs6000/e500crtsav64gpr.asm,
11425 config/rs6000/e500crtsav64gprctr.asm,
11426 config/rs6000/e500crtsavg32gpr.asm,
11427 config/rs6000/e500crtsavg64gpr.asm,
11428 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11429 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11430 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11431 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11432 config/sparc/sol2-cn.asm: Remove .file directives.
11434 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11436 * resource.c (mark_referenced_resources): Look inside
11437 UNSPEC_VOLATILEs and ASM_INPUTs.
11439 2008-07-02 Ian Lance Taylor <iant@google.com>
11441 * rtlanal.c (add_reg_note): New function.
11442 * rtl.h (add_reg_note): Declare.
11443 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11444 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11445 * builtins.c (expand_builtin_longjmp): Likewise.
11446 (expand_builtin_nonlocal_goto): Likewise.
11447 * calls.c (emit_call_1, expand_call): Likewise.
11448 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11449 * cfglayout.c (fixup_reorder_chain): Likewise.
11450 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11451 (commit_one_edge_insertion): Likewise.
11452 * combine.c (move_deaths, distribute_notes): Likewise.
11453 * df-problems.c (df_set_note): Likewise.
11454 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11455 (set_unique_reg_note): Likewise.
11456 (emit_copy_of_insn_after): Likewise.
11457 * expr.c (expand_expr_real): Likewise.
11458 * gcse.c (add_label_notes): Likewise.
11459 * haifa-sched.c (create_check_block_twin): Likewise.
11460 * jump.c (mark_jump_label_1): Likewise.
11461 * loop-doloop.c (add_test, doloop_modify): Likewise.
11462 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11463 * lower-subreg.c (move_eh_region_note): Likewise.
11464 * optabs.c (emit_libcall_block): Likewise.
11465 * predict.c (predict_insn): Likewise.
11466 (combine_predictions_for_insn): Likewise.
11467 * recog.c (peephole2_optimize): Likewise.
11468 * regmove.c (try_auto_increment): Likewise.
11469 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11470 * reload.c (find_reloads): Likewise.
11471 * reload1.c (fixup_eh_region_note): Likewise.
11472 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11473 * reorg.c (delete_prior_computation): Likewise.
11474 (delete_computation, dbr_schedule): Likewise.
11475 * config/pa/pa.c (legitimize_pic_address): Likewise.
11476 * config/sh/sh.c (sh_reorg): Likewise.
11478 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11481 * config/libgcc-glibc.ver: Add %exclude.
11482 * config/m32r/libgcc-glibc.ver: Likwise.
11483 * config/s390/libgcc-glibc.ver: Likwise.
11484 * config/sh/libgcc-glibc.ver: Likwise.
11485 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11487 * config/i386/libgcc-glibc.ver: New.
11489 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11491 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11493 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11494 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11495 i[34567]86-*-linux*, x86_64-*-linux*. Add
11496 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11497 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11498 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11499 i[34567]86-*-linux*, x86_64-*-linux*.
11501 * libgcc-std.ver: Add empty GCC_4.4.0.
11503 * mkmap-symver.awk: Support multiple versions per symbol.
11505 * config/i386/i386.c (ix86_init_builtins): Always define
11506 __builtin_fabsq and __builtin_copysignq with fallbacks.
11507 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11508 and __builtin_copysignq if SSE2 isn't available.
11510 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11511 (LIBGCC2_TF_CEXT): Likwise.
11512 (TF_SIZE): Likwise.
11514 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11516 * config/i386/sfp-machine.h: Moved to libgcc.
11518 * config/i386/sfp-machine.h: New.
11519 * config/i386/t-linux: Likwise.
11521 * config/i386/t-darwin: Remove softfp_wrap_start and
11523 * config/i386/t-darwin64: Likewise.
11525 * config/i386/t-fprules-softfp64: Renamed to ...
11526 * config/i386/t-fprules-softfp: This.
11528 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11529 and softfp_wrap_end.
11531 2008-07-02 Jason Merrill <jason@redhat.com>
11533 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11535 * tree.c (ctor_to_list): New fn.
11536 * tree.h: Declare it.
11537 (CONSTRUCTOR_ELT): New macro.
11538 (CONSTRUCTOR_NELTS): New macro.
11540 2008-07-02 Richard Guenther <rguenther@suse.de>
11542 * tree-ssa-structalias.c (struct variable_info): Reorder
11543 to fill padding on 64bit hosts. Make collapsed_to an int.
11544 (get_varinfo_fc): Deal with that.
11545 (new_var_info): Likewise.
11546 (collapse_rest_of_var): Likewise.
11548 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11550 * doc/install.texi (--enable-java-home): Document.
11551 (--enable-aot-compile-rpm): Likewise.
11552 (--with-arch-directory): Likewise.
11553 (--with-os-directory): Likewise.
11554 (--with-origin-name): Likewise.
11555 (--with-arch-suffix): Likewise.
11556 (--with-jvm-root-dir): Likewise.
11557 (--with-jvm-jar-dir): Likewise.
11558 (--with-python-dir): Likewise.
11560 2008-07-02 Richard Guenther <rguenther@suse.de>
11562 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11563 from decls explicitly. Merge operand checking from tuples.
11565 2008-07-02 Martin Jambor <mjambor@suse.cz>
11567 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11569 2008-07-02 Martin Jambor <mjambor@suse.cz>
11571 * tree-switch-conversion.c: Included timevar.h
11572 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11574 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11576 2008-07-02 Martin Jambor <mjambor@suse.cz>
11578 * tree-switch-conversion.c: Corrected various comments and
11580 (build_constructors): Fixed minor formatting mistakes.
11582 * invoke.texi (Optimize Options): Corrected the
11583 switch-conversion-max-branch-ratio parameter.
11585 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11587 * final.c (asm_insn_count): Return zero for an empty asm body.
11589 2008-07-02 Richard Guenther <rguenther@suse.de>
11591 * bitmap.h (bitmap_set_bit): Return bool.
11592 (bitmap_clear_bit): Likewise.
11593 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11594 write to the bitmap if it would.
11595 (bitmap_clear_bit): Likewise.
11596 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11597 bitmap_set_bit return value.
11598 (add_pred_graph_edge): Likewise.
11599 (add_graph_edge): Likewise.
11600 (do_sd_constraint): Likewise.
11601 (do_ds_constraint): Likewise.
11603 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11605 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11606 Fix -Wc++-compat and/or -Wcast-qual warnings.
11607 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11608 gen_regparm_prefix): Likewise.
11609 * vmsdbgout.c (write_modbeg, lookup_filename,
11610 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11612 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11614 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11615 defaults.h definition apply.
11617 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11619 * function.c (assign_parm_remove_parallels): New.
11620 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11622 (assign_parm_setup_block): Do not handle them.
11623 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11624 assign_parm_remove_parallels.
11626 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11628 * c-typeck.c (convert_for_assignment): Use
11629 vector_targets_convertible_p.
11630 * c-common.c (vector_targets_convertible_p): New.
11631 * c-common.h (vector_targets_convertible_p): New prototype.
11632 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11633 opaque_p_V2SI_type_node.
11635 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11637 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11640 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11642 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11643 TFmode constants via two element DImode vector for hosts with
11644 HOST_BITS_PER_WIDE_INT < 64.
11645 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11646 also for HOST_BITS_PER_WIDE_INT < 64.
11648 2008-07-01 Richard Guenther <rguenther@suse.de>
11650 PR tree-optimization/36666
11651 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11652 (get_constraint_exp_from_ssa_var): Split into ...
11653 (get_constraint_exp_for_temp): ... this ...
11654 (get_constraint_for_ssa_var): ... and that.
11655 Return constraint expressions for all touched sub-fields
11656 if the results address is not taken.
11657 (process_constraint): Remove assertion that aggregate
11658 assignments do not happen at this place.
11659 (get_constraint_for_component_ref): Add address_p argument.
11660 Return constraint expressions for all touched sub-fields
11661 if the results address is not taken.
11662 (do_deref): Use get_constraint_exp_for_temp.
11663 (get_constraint_for_1): Rename from ...
11664 (get_constraint_for): ... this. Add the old function as wrapper.
11665 (do_structure_copy): Use get_constraint_for_1.
11667 2008-07-01 Martin Jambor <mjambor@suse.cz>
11669 * Makefile.in (tree-switch-conversion.o): Add.
11670 (OBJS-common): Add tree-swtch-conversion.o.
11671 * passes.c (init_optimization_passes): Add pass_convert_switch.
11672 * tree-pass.h: (pass_convert_switch): Add.
11673 * tree-switch-conversion.c: New file.
11674 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11675 * common.opt (ftree-cswtch): New option.
11676 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11677 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11678 * opts.c (decode_options): Set flag_tree_switch_conversion when
11679 optimization level is >= 2.
11680 * doc/invoke.texi (Optimize Options): Added description of
11681 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11683 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11685 * config/darwin-driver.c (darwin_default_min_version): Fix
11686 -Wc++-compat warnings.
11688 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11690 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11693 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11695 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11697 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11699 PR rtl-optimization/34744
11700 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11701 (df_scan_free_internal): Free data structures not
11702 allocated in storage pools.
11703 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11704 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11705 df_scan_free_mws_vec.
11706 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11709 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11711 * config/i386/i386.c (contains_aligned_value_p): Return true
11713 (ix86_function_arg_boundary): Return its natural boundary
11715 (return_in_memory_32): Don't check TDmode.
11716 (ix86_split_to_parts): Support splitting into 4 parts and
11717 support TFmode for 32bit target.
11718 (ix86_split_long_move): Support splitting into 4 parts.
11719 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11721 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11722 (ix86_init_builtins): Here.
11723 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11724 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11725 'q' and 'w', respectively.
11727 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11729 (movtf_internal): Likewise.
11730 (<code>tf2): Likewise.
11731 (*absnegtf2_sse): Likewise.
11732 (copysign<mode>3): Likewise.
11733 (copysign<mode>3_const): Likewise.
11734 (copysign<mode>3_var): Likewise.
11735 (define_split UNSPEC_COPYSIGN): Likewise.
11736 * config/i386/sse.md (*nandtf3): Likewise.
11737 (<code>tf3): Likewise.
11738 (*<code>tf3): Likewise.
11740 2008-06-30 Joey Ye <joey.ye@intel.com>
11741 H.J. Lu <hongjiu.lu@intel.com>
11743 * global.c (compute_regsets): Set frame_pointer_needed here.
11744 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11746 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11748 * doc/install.texi (specific): Expand Windows build notes.
11750 2008-06-30 Ira Rosen <irar@il.ibm.com>
11752 PR tree-optimization/36648
11753 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11754 number of prolog iterations by step. Fix the comment.
11756 2008-06-30 Richard Guenther <rguenther@suse.de>
11758 PR middle-end/36671
11759 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11760 handle calls from ECF_MALLOC functions.
11761 (handle_pure_call): ECF_MALLOC functions do not return
11763 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11765 2008-06-29 Andreas Schwab <schwab@suse.de>
11767 * config/m68k/m68k.c (print_operand): Always print a float
11769 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11770 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11773 * config/rs6000/x-linux64: Remove never used file.
11775 2008-06-29 Richard Guenther <rguenther@suse.de>
11777 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11779 (struct alias_info): Move ...
11780 * tree-ssa-alias.c: ... here.
11781 (update_alias_info): Declare.
11782 (compute_may_aliases): Call it.
11783 (update_alias_info): New function.
11784 * tree-ssa-structalias.c (update_alias_info): Move ...
11785 * tree-ssa-alias.c (update_alias_info_1): ... here.
11786 * tree-ssa-structalias.c (process_constraint_1): Remove
11787 unused from_call argument. Rename to ...
11788 (process_constraint): ... this. Delete old wrapper.
11789 (make_constraint_to): Adjust callers.
11790 (handle_const_call): Likewise.
11791 (handle_pure_call): Likewise.
11792 (init_base_vars): Likewise.
11793 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11794 (find_func_aliases): We don't need structure copies for
11796 (make_constraint_from_anything): Remove.
11797 (create_variable_info_for): For globals make constraints
11798 from escaped, not from anything.
11799 (compute_points_to_sets): Do not call update_alias_info.
11800 (ipa_pta_execute): Use make_constraint_from.
11802 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11804 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11805 (bitmap.o-warn, dominance.o-warn): New.
11806 * configure.ac (cxx_compat_warn): Delete.
11807 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11808 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11810 * configure: Regenerate.
11812 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11815 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11817 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11818 * df-scan.c (df_notes_rescan): Likewise.
11819 * ggc-page.c (set_page_table_entry): Likewise.
11820 * intl.c (gcc_gettext_width): Likewise.
11821 * varasm.c (get_unnamed_section, get_noswitch_section,
11822 get_section): Likewise.
11824 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11826 * regrename.c (build_def_use): Don't copy RTX.
11828 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11830 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11831 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11832 punctuation. Use @ref instead of @xref.
11833 (Function Names): Remove stray @display/@end display.
11834 (C++ Attributes): Use @ref instead of @xref.
11835 (Deprecated Features): Fix punctuation around @xref.
11836 (Backwards Compatibility): Likewise.
11837 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11839 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11841 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11842 constants for E500 double.
11844 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11846 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11847 element type of const_vector.
11849 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11851 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11852 Remove FLAGS_REG clobber from expander pattern.
11853 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11854 (anddi3, andsi3, andhi3, andqi3): Ditto.
11855 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11856 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11857 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11858 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11859 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11860 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11861 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11862 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11864 2008-06-28 Richard Guenther <rguenther@suse.de>
11866 * tree-ssa-structalias.c (callused_id, var_callused,
11867 callused_tree): Add.
11868 (handle_pure_call): New function.
11869 (find_func_aliases): Call it.
11870 (find_what_p_points_to): Handle the call-used set.
11871 (clobber_what_escaped): Likewise.
11872 (compute_call_used_vars): New function.
11873 (init_base_vars): Init the call-used variable.
11874 (do_sd_constraint): Do not propagate the solution from CALLUSED
11875 but use CALLUSED as a placeholder.
11876 (solve_graph): Likewise.
11877 * tree-flow-inline.h (gimple_call_used_vars): New function.
11878 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11879 (compute_call_used_vars): Declare.
11880 * tree-ssa-alias.c (set_initial_properties): Call
11881 compute_call_used_vars.
11882 (reset_alias_info): Clear call-used variables.
11883 (add_call_clobber_ops): Assert we are not called for const/pure
11884 functions. Remove handling of them.
11885 (add_call_read_ops): Handle pure functions by adding the
11886 call-used set of variables as VUSEs.
11887 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11888 (delete_tree_ssa): Free it.
11889 * tree-dfa.c (remove_referenced_var): Clear the var from the
11892 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11894 * tree.c (build_varargs_function_type_list): New.
11895 (build_function_type_list_1): New.
11896 (build_function_type_list): Use build_function_type_list_1.
11897 * tree.h (build_varargs_function_type_list): New.
11899 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11902 * config/spu/spu.c (spu_builtin_splats): Do not generate
11903 invalid CONST_VECTOR expressions.
11904 (spu_expand_vector_init): Likewise.
11906 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11908 * optabs.c (libfunc_decls): New variable.
11909 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11910 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11911 for the same function twice.
11913 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11915 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11916 ix86_expand_binary_operator directly.
11917 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11919 (*ashrti3_1): Ditto.
11920 (*lshrti3_1): Ditto.
11921 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11922 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11923 using only one splitter. Conditionaly execute splitter before or
11924 after peephole2 pass.
11925 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11926 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11927 Use only one alternative in asm template.
11928 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11930 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11931 "J" operand constraint for operand 2.
11932 (*ashldi3_cconly_rex64): Ditto.
11933 (*ashrdi3_cmp_rex64): Ditto.
11934 (*ashrdi3_cconly_rex64): Ditto.
11935 (*lshrdi3_cmp_rex64): Ditto.
11936 (*lshrdi3_cconly_rex64): Ditto.
11937 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11938 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11939 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11942 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11944 * gimplify.c (omp_is_private): Don't return true if decl is not
11945 already private on #pragma omp for or #pragma omp parallel for.
11948 * tree-cfg.c (struct move_stmt_d): Replace block field with
11949 orig_block and new_block fields.
11950 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11951 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11952 (move_block_to_fn): Replace vars_map and new_label_map arguments
11953 with struct move_stmt_d pointer.
11954 (replace_block_vars_by_duplicates): New function.
11955 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11956 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11957 all subblocks of ORIG_BLOCK to the new function. Call
11958 replace_block_vars_by_duplicates.
11959 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11960 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11961 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11962 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11963 (expand_omp): Temporarily set input_location to the location of
11964 region's controlling stmt.
11965 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11966 BIND_EXPR, push ctx->block_vars and gimplification vars into
11967 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11968 into dest function.
11969 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11970 there are any BLOCK_VARS.
11971 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11972 OMP_PARALLEL or OMP_TASK stmt.
11973 (lower_omp): Save and restore input_location around the lower_omp_1
11976 2008-06-27 Richard Guenther <rguenther@suse.de>
11978 PR tree-optimization/36400
11979 PR tree-optimization/36373
11980 PR tree-optimization/36344
11981 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11982 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11983 (update_alias_info): Remove call clobbering code.
11984 (make_constraint_to): New helper function.
11985 (make_escape_constraint): Likewise.
11986 (handle_rhs_call): Use it on all pointer containing arguments.
11987 Also mark the static chain escaped.
11988 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11989 instead of ANYTHING.
11990 (make_constraint_from): New helper split out from ...
11991 (make_constraint_from_anything): ... here.
11992 (find_func_aliases): Add constraints for escape sites.
11993 (intra_create_variable_infos): Make constraints from NONLOCAL
11995 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11997 (clobber_what_p_points_to): Remove.
11998 (clobber_what_escaped): New function.
11999 (init_base_vars): Init NONLOCAL and ESCAPED.
12000 (do_sd_constraint): Do not propagate the solution from ESCAPED
12001 but use ESCAPED as a placeholder.
12002 (solve_graph): Likewise.
12003 * tree-flow.h (clobber_what_p_points_to): Remove.
12004 (clobber_what_escaped): Declare.
12005 * tree-ssa-alias.c (set_initial_properties): Call it.
12006 Remove code clobbering escaped pointers.
12008 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12010 * function.c (allocate_struct_function): Only allocate a unique
12011 funcdef_no if the decl is nonzero.
12013 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12015 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12016 * config/mips/mips.c (mips_split_const_insns): New function.
12017 * config/mips/mips.md (move_type): New attribute.
12018 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12019 (dword_mode): New attribute.
12020 (type): Avoid long line. Map "move_type"s to "type"s,
12021 choosing "multi" for doubleword moves if appropriate.
12022 Swap MTC/MFC comments to match their declaration order.
12023 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12024 "type" is "branch" or "jal" is "direct".
12025 (length): Handle "extended_mips16" first. Make the default
12026 "0" for "ghost" instructions. Set the length from "move_type".
12027 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12028 of "type", with "sll0" for the register alternative. Remove the
12029 "extended_mips16" attribute.
12030 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12031 of "type", with "shift_shift" for the register alternative.
12032 Remove the "length" attribute.
12033 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12034 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12035 of "type", with "andi" for the register alternative.
12036 (*zero_extendqihi2): Likewise.
12037 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12038 of "andi" instead of a "type" of "arith".
12039 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12041 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12042 (mov_<store>r, *mov<mode>_ra): Likewise.
12043 (extendsidi2): Use "move_type" instead of "type", with "move"
12044 for the register alternative.
12045 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12046 of "type", with "signext" for the register alternative.
12047 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12048 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12049 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12050 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12051 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12052 (unnamed branch insn): Likewise.
12053 (*movdi_gp32_fp64): Fold into...
12054 (*movdi_32bit): ...here.
12055 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12056 (*movdf_hardfloat): ...this new pattern.
12057 (*movdf_softfloat): Remove redundant FPR alternatives.
12058 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12059 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12060 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12061 the "move" attribute.
12062 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12063 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12064 and "store" for COP loads and stores.
12065 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12066 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12067 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12068 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12069 (*movtf_mips16, *movv2sf): Likewise.
12070 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12071 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12072 (mfhc1<mode>): Use "move_type" instead of "move".
12073 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12074 (loadgp_blockage): Remove the "length" attribute.
12075 (blockage, set_got_version, update_got_version): Likewise.
12076 (call_internal): Remove the "extended_mips16" attribute.
12077 (call_value_internal, call_value_multiple_internal): Likewise.
12078 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12080 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12081 the "length" attribute.
12083 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12085 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12086 -Wcast-qual warnings.
12087 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12088 handle_pragma_pop_macro): Likewise.
12089 * collect2.c (resolve_lib_name): Likewise.
12090 * config/arc/arc.c (arc_init): Likewise.
12091 * config/arm/arm.c (neon_builtin_compare,
12092 locate_neon_builtin_icode): Likewise.
12093 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12094 * config/bfin/bfin.c (bfin_init_machine_status,
12095 bfin_optimize_loop): Likewise.
12096 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12097 * config/cris/cris.c (cris_init_expanders): Likewise.
12098 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12099 * config/darwin.c (machopic_indirection_eq,
12100 machopic_indirection_name, machopic_output_indirection): Likewise.
12101 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12102 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12103 frv_optimize_membar): Likewise.
12104 * config/i386/cygwin.h (mingw_scan,
12105 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12106 * config/i386/cygwin1.c (mingw_scan): Likewise.
12107 * config/i386/i386.c (machopic_output_stub): Likewise.
12108 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12109 i386_pe_unique_section): Likewise.
12110 * config/ia64/ia64.c (ia64_init_machine_status,
12111 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12113 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12114 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12115 * config/m68k/m68k.c (m68k_handle_option,
12116 m68k_sched_md_init_global): Likewise.
12117 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12118 mcore_unique_section): Likewise.
12119 * config/mips/mips.c (mips_block_move_straight,
12120 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12122 * config/mmix/mmix.c (mmix_init_machine_status,
12123 mmix_encode_section_info): Likewise.
12124 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12125 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12126 print_operand_address, output_toc, redefine_groups,
12127 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12128 * config/s390/s390.c (s390_init_machine_status): Likewise.
12129 * config/score/score.c (score_block_move_straight,
12130 score_block_move_loop_body): Likewise.
12131 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12132 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12133 * emit-rtl.c (find_auto_inc): Likewise.
12134 * gcc.c (translate_options, process_command): Likewise.
12135 * reorg.c (dbr_schedule): Likewise.
12136 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12137 * xcoffout.c (xcoffout_declare_function): Likewise.
12139 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12141 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12142 ipa-pta working again.
12144 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12146 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12149 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12151 * config.gcc (powerpc*-*-*): Add new core e500mc.
12152 * config/rs6000/e500mc.md: New file.
12153 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12155 (rs6000_override_options): Add e500mc case to
12156 processor_target_table. Altivec and Spe options not allowed
12157 with e500mc. Add isel instruction to e500mc by
12158 default. Initialize rs6000_cost for e500mc.
12159 (rs6000_issue_rate): Set issue rate for e500mc.
12160 * config/rs6000/rs6000.h (processor_type): Add
12161 PROCESSOR_PPCE500MC.
12162 (ASM_CPU_SPEC): Add e500mc.
12163 Set TARGET_ISEL to rs6000_isel.
12164 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12165 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12166 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12168 * doc/invoke.texi: Add e500mc to list of cpus.
12170 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12173 * c-lex.c (lex_charconst): Initialize unsignedp.
12175 2008-06-27 Olivier Hainque <hainque@adacore.com>
12177 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12178 documented assumptions.
12180 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12182 * dwarf2out.c: Remove trailing white spaces. Break long line
12185 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12187 * libfuncs.h (LTI_synchronize): New libfunc_index.
12188 (synchronize_libfunc): Declare.
12189 * builtins.c (expand_builtin_synchronize): Consider using
12190 synchronize_libfunc before falling back on an asm blockage.
12191 * config/mips/mips.c: Include libfuncs.h
12192 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12194 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12196 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12197 parameter. Copy stack_reg to r11 where appropriate.
12198 (no_global_regs_above): Add gpr parameter.
12199 (rs6000_stack_info): Only add padding for SPE save area if we
12200 are saving SPE GPRs and CR.
12201 (saveres_routine_syms): New variable.
12202 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12204 (rs6000_savres_routine_sym): New function.
12205 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12207 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12208 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12209 Tweak FPR out-of-line saving.
12210 (rs6000_make_savres_rtx): New function.
12211 (rs6000_use_multiple_p): New function.
12212 (rs6000_savres_strategy): New function.
12213 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12214 out-of-line if appropriate.
12215 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12216 if we are optimizing for size.
12217 (GP_SAVE_INLINE): Define.
12218 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12219 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12220 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12221 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12222 (*save_fpregs_<mode>): Add use of r11.
12223 (*restore_gpregs_<mode>): New insn.
12224 (*return_and_restore_gpregs_<mode>): New insn.
12225 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12227 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12228 (*restore_gpregs_spe): New insn.
12229 (*return_and_restore_gpregs_spe): New insn.
12230 * config/rs6000/predicates.md (save_world_operation): Fix check.
12232 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12234 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12235 this point, so assert that.
12237 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12239 * cfganal.c: Include vec.h and vecprim.h.
12240 (compute_idf): Import from...
12241 * tree-into-ssa (compute_idf): ...here.
12242 * basic-block.h (compute_idf): Export.
12244 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12246 * c-decl.c (merge_decls): Use !current_function_decl to check for
12247 extern declaration of C99 inline function being at file scope.
12249 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12251 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12253 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12255 * alias.c (record_alias_subset, init_alias_analysis): Fix
12256 -Wc++-compat and/or -Wcast-qual warnings.
12257 * attribs.c (lookup_attribute_spec): Likewise.
12258 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12259 copy_bb, connect_traces,
12260 find_rarely_executed_basic_blocks_and_cr): Likewise.
12261 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12262 note_btr_set, migrate_btr_defs): Likewise.
12263 * builtins.c (result_vector, expand_builtin_memcpy,
12264 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12265 builtin_memset_read_str, expand_builtin_printf,
12266 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12268 * caller-save.c (mark_set_regs): Likewise.
12269 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12270 * cgraph.c (cgraph_edge): Likewise.
12271 * combine.c (likely_spilled_retval_1): Likewise.
12272 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12273 htab_counts_entry_del, get_coverage_counts): Likewise.
12274 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12275 new_cselib_val): Likewise.
12276 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12277 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12279 * df-core.c (df_compact_blocks): Likewise.
12280 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12281 * df-scan.c (df_grow_reg_info, df_ref_create,
12282 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12283 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12284 df_record_entry_block_defs, df_record_exit_block_uses,
12285 df_bb_verify): Likewise.
12286 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12287 DF_REF_EXTRACT_MODE_CONST): New.
12288 * dominance.c (get_immediate_dominator, get_dominated_by,
12289 nearest_common_dominator, root_of_dom_tree,
12290 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12291 -Wc++-compat and/or -Wcast-qual warnings.
12292 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12293 record_store, replace_read, check_mem_read_rtx, scan_insn,
12294 dse_step1, dse_record_singleton_alias_set): Likewise.
12295 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12297 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12299 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12300 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12301 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12302 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12303 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12304 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12305 file_name_acquire, output_file_names, add_const_value_attribute,
12306 premark_used_types_helper, file_table_eq, file_table_hash,
12307 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12308 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12309 -Wcast-qual warnings.
12310 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12311 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12312 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12313 gen_reg_rtx, start_sequence, init_emit): Likewise.
12314 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12315 * except.c (init_eh_for_function, gen_eh_region,
12316 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12317 arh_to_landing_pad, arh_to_label, add_action_record,
12318 add_call_site, switch_to_exception_section): Likewise.
12319 * expmed.c (synth_mult): Likewise.
12320 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12321 store_expr): Likewise.
12322 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12324 * function.c (assign_stack_temp_for_type,
12325 allocate_struct_function, match_asm_constraints_1): Likewise.
12326 * gcov-io.c (gcov_allocate): Likewise.
12327 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12328 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12329 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12330 record_one_set, insert_expr_in_table, insert_set_in_table,
12331 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12332 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12333 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12334 -Wcast-qual warnings.
12336 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12338 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12339 -Wcast-qual warnings.
12340 * gcc.c (process_command): Likewise.
12341 * genattrtab.c (oballoc): Use XOBNEW.
12342 (oballocvec): Define.
12343 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12344 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12345 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12346 -Wc++-compat and/or -Wcast-qual warnings.
12347 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12348 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12349 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12350 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12351 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12352 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12353 add_excls, process_presence_absence_names,
12354 process_presence_absence_patterns, add_presence_absence,
12355 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12356 get_free_state, add_arc, get_free_automata_list_el,
12357 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12358 transform_3, cache_presence, create_ainsns, create_automata,
12359 create_state_ainsn_table, dfa_insn_code_enlarge,
12360 output_trans_func, output_min_issue_delay_func,
12361 output_dead_lock_func, output_reset_func,
12362 output_get_cpu_unit_code_func, output_dfa_start_func,
12363 expand_automata): Likewise.
12364 * genextract.c (gen_insn): Likewise.
12365 * gengtype-lex.l: Likewise.
12366 * gengtype.c (read_input_list, adjust_field_type,
12367 process_gc_options): Likewise.
12368 * genoutput.c (note_constraint): Likewise.
12369 * genpreds.c (mangle, add_constraint): Likewise.
12370 * genrecog.c (process_define_predicate, new_decision,
12371 add_to_sequence): Likewise.
12372 * gensupport.c (record_insn_name): Likewise.
12374 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12376 * config/i386/driver-i386.c (detect_caches_amd,
12377 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12378 and/or -Wcast-qual warnings.
12379 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12380 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12381 gt_pch_save): Likewise.
12382 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12383 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12384 * global.c (compute_regsets): Likewise.
12385 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12386 finish_graph_dump_file): Likewise.
12387 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12388 unlink_bb_notes): Likewise.
12389 * integrate.c (get_hard_reg_initial_val): Likewise.
12390 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12391 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12392 * local-alloc.c (update_equiv_regs): Likewise.
12393 * loop-invariant.c (check_invariant_table_size,
12394 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12396 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12397 altered_reg_used, mark_altered): Likewise.
12398 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12399 insert_var_expansion_initialization,
12400 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12401 release_var_copies): Likewise.
12402 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12403 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12404 analyze_accesses_for_phi_node, check_var_notmodified_p,
12405 check_allocation_function, find_sites_in_func,
12406 record_all_accesses_in_func, transform_access_sites,
12407 transform_allocation_sites): Likewise.
12408 * omp-low.c (new_omp_region, create_omp_child_function_name,
12409 check_omp_nesting_restrictions, check_combined_parallel,
12410 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12411 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12412 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12413 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12415 * opts-common.c (prune_options): Likewise.
12416 * opts.c (add_input_filename, print_filtered_help,
12417 get_option_state): Likewise.
12418 * params.c (add_params): Likewise.
12419 * passes.c (set_pass_for_id, next_pass_1,
12420 do_per_function_toporder, pass_fini_dump_file): Likewise.
12421 * postreload.c (reload_cse_simplify_operands): Likewise.
12422 * predict.c (tree_predicted_by_p, tree_predict_edge,
12423 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12425 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12427 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12429 * recog.c (check_asm_operands, validate_change_1): Likewise.
12430 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12431 subst_asm_stack_regs): Likewise.
12432 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12433 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12434 * regmove.c (reg_is_remote_constant_p): Likewise.
12435 * regrename.c (regrename_optimize, scan_rtx_reg,
12436 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12438 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12439 regstat_compute_calls_crossed): Likewise.
12440 * reload1.c (init_reload, new_insn_chain,
12441 has_nonexceptional_receiver, reload, copy_reloads,
12442 calculate_needs_all_insns, init_elim_table): Likewise.
12443 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12444 * rtl.c (shallow_copy_rtx_stat): Likewise.
12445 * rtlanal.c (parms_set): Likewise.
12446 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12447 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12448 * sched-ebb.c (earliest_block_with_similiar_load,
12449 add_deps_for_risky_insns): Likewise.
12450 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12451 schedule_region): Likewise.
12452 * see.c (eq_descriptor_pre_extension,
12453 hash_descriptor_pre_extension, hash_del_pre_extension,
12454 eq_descriptor_properties, hash_descriptor_properties,
12455 hash_del_properties, see_seek_pre_extension_expr,
12456 see_initialize_data_structures, see_print_register_properties,
12457 see_print_pre_extension_expr, see_delete_merged_def_extension,
12458 see_delete_unmerged_def_extension, see_emit_use_extension,
12459 see_pre_delete_extension, see_map_extension, see_commit_changes,
12460 see_analyze_merged_def_local_prop,
12461 see_analyze_merged_def_local_prop,
12462 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12463 see_set_prop_merged_def, see_set_prop_unmerged_def,
12464 see_set_prop_unmerged_use, see_print_one_extension,
12465 see_merge_one_use_extension, see_merge_one_def_extension,
12466 see_store_reference_and_extension, see_update_uses_relevancy,
12467 see_update_defs_relevancy): Likewise.
12468 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12469 hash_statistics_free, curr_statistics_hash): Likewise.
12470 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12471 expand_asm_operands, expand_return, case_bit_test_cmp,
12472 expand_case): Likewise.
12473 * stor-layout.c (start_record_layout): Likewise.
12474 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12475 gt_pch_save_stringpool): Likewise.
12476 * tree-data-ref.c (hash_stmt_vertex_info,
12477 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12478 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12480 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/i386.md : Change constraints of HImode and QImode
12484 immediate operands from "i" to "n". Change SImode "ni" constraint to
12485 "i" and SImode "rmi" constraint to "g". Remove all constraints
12486 from const0_operand and const1_operand predicated operands.
12487 (i): Change QImode and HImode attribute from "i" to "n".
12488 (*subqi_2): Change HImode operands to QImode.
12491 2008-06-25 Olivier Hainque <hainque@adacore.com>
12493 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12496 2008-06-25 Richard Guenther <rguenther@suse.de>
12498 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12499 not overflow the result type.
12501 2008-06-25 Richard Guenther <rguenther@suse.de>
12503 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12504 (vn_lookup): Likewise.
12506 2008-06-25 Richard Guenther <rguenther@suse.de>
12508 PR tree-optimization/35518
12509 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12510 * tree-sra.c (instantiate_element): Use fold_build3 to build
12512 (try_instantiate_multiple_fields): Likewise.
12514 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12516 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12519 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12521 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12522 use_backchain_to_restore_sp to true
12523 if the offset of the link register save area would go over the 32k - 1
12524 offset limit of the load
12527 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12529 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12530 anchor for the type-punning blurb. Cross-reference "Structures
12531 unions enumerations and bit-fields implementation". Provide a
12532 cast-through-pointer example. Make final sentence self-contained.
12533 * doc/implement-c.texi (Structures unions enumerations and
12534 bit-fields implementation): Cross-reference the type-punning blurb
12535 in the -fstrict-aliasing documentation.
12537 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12539 PR middle-end/36594
12540 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12541 the memory instead of the memory itself for the save area.
12543 2008-06-24 Olivier Hainque <hainque@adacore.com>
12544 Nicolas Roche <roche@adacore.com>
12546 * gengtype.c (srcdir_len): size_t instead of int.
12547 (get_file_realbasename): New function. For F a filename, the real
12548 basename of F, with all the path components stripped.
12549 (get_file_srcdir_relative_path): New function. For F a filename, the
12550 relative path to F from $(srcdir).
12551 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12552 get_file_realbasename. Adjust the head comment.
12553 (get_prefix_langdir_index): New function. For F a filename, return the
12554 lang_dir_names[] relative index of the language directory that is
12556 (get_file_langdir): For F a filename, return the name of the language
12557 directory where F is located.
12558 (get_file_gtfilename): New function. The gt- output file name for an
12560 (get_output_file_with_visibility): Replace in-line computations with
12561 uses of get_file_gtfilename and get_prefix_langdir_index.
12562 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12564 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12566 PR tree-optimization/36504
12567 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12568 references without base address.
12570 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12572 PR middle-end/36584
12573 * calls.c (expand_call): Increase alignment for recursive functions.
12575 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12577 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12578 (TARGET_FUNCTION_VALUE): New define.
12579 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12580 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12582 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12584 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12585 (fmod<mode>3): Ditto.
12586 (remainderxf3): Ditto.
12587 (remainder<mode>3): Ditto.
12589 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12592 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12593 REG is a hard register.
12595 PR tree-optimization/36508
12596 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12597 499, don't check it at all in release compilers.
12599 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12601 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12602 together with SSE_TARGET_MATH to disable insn pattern.
12603 (*fop_<MODEF:mode>_2_i387): Ditto.
12604 (*fop_<MODEF:mode>_3_i387): Ditto.
12606 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12608 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12610 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12612 PR middle-end/34906
12613 * gimplify.c (gimplify_asm_expr): Check the return code of
12614 parse_output_constraint call, set function return and is_inout
12615 value if it failed.
12617 2008-06-22 Ian Lance Taylor <iant@google.com>
12619 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12620 (narrowest_signed_type): Likewise.
12621 * c-typeck.c (c_common_type): Change local variable mclass to enum
12623 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12624 tcc_comparison, not the tree code itself.
12625 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12626 (c_expand_expr): Cast modifier to enum expand_modifier.
12627 * c-common.h (C_RID_CODE): Add casts.
12628 (C_SET_RID_CODE): Define.
12629 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12630 (c_lex_one_token): Add cast to avoid warning.
12631 (c_parser_objc_type_name): Rename local typename to type_name.
12632 (check_no_duplicate_clause): Change code parameter to enum
12634 (c_parser_omp_var_list_parens): Change kind parameter to enum
12636 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12637 c_parser_omp_list_var_parens.
12638 (c_parser_omp_threadprivate): Likewise.
12639 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12640 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12641 * c-format.c (NO_FMT): Define.
12642 (printf_length_specs): Use NO_FMT.
12643 (asm_fprintf_length_specs): Likewise.
12644 (gcc_diag_length_specs): Likewise.
12645 (scanf_length_specs): Likewise.
12646 (strfmon_length_specs): Likewise.
12647 (gcc_gfc_length_specs): Likewise.
12648 (printf_flag_specs): Change 0 to STD_C89.
12649 (asm_fprintf_flag_specs): Likewise.
12650 (gcc_diag_flag_specs): Likewise.
12651 (gcc_cxxdiag_flag_specs): Likewise.
12652 (scanf_flag_specs): Likewise.
12653 (strftime_flag_specs): Likewise.
12654 (strfmon_flag_specs): Likewise.
12655 (print_char_table): Likewise.
12656 (asm_fprintf_char_table): Likewise.
12657 (gcc_diag_char_table): Likewise.
12658 (gcc_tdiag_char_table): Likewise.
12659 (gcc_cdiag_char_table): Likewise.
12660 (gcc_cxxdiag_char_table): Likewise.
12661 (gcc_gfc_char_table): Likewise.
12662 (scan_char_table): Likewise.
12663 (time_char_table): Likewis.
12664 (monetary_char_table): Likewise.
12665 * c-format.h (BADLEN): Likewise.
12667 2008-06-21 Ian Lance Taylor <iant@google.com>
12669 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12670 Define END_OF_BASE_TREE_CODES around inclusion.
12671 * tree.c (tree_code_type): New global array.
12672 (tree_code_length, tree_code_name): Likewise.
12673 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12674 $(lang_tree_files).
12675 (all-tree.def, s-alltree): New targets.
12676 (gencheck.h, s-gencheck): Remove.
12677 (tree.o): Depend upon all-tree.def.
12678 (build/gencheck.o): Remove gencheck.h dependency.
12679 (mostlyclean): Don't remove gencheck.h.
12680 * c-common.h (enum c_tree_code): Remove.
12681 * c-lang.c (tree_code_type): Remove.
12682 (tree_code_length, tree_code_name): Remove.
12683 * gencheck.c (tree_codes): Include all-tree.def, rather than
12684 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12686 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12688 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12689 (operator_name_info): Size to MAX_TREE_CODES.
12690 (assignment_operator_name_info): Likewise.
12691 * cp/cp-lang.c (tree_code_type): Remove.
12692 (tree_code_length, tree_code_name): Remove.
12693 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12694 (assignment_operator_name_info): Likewise.
12695 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12697 * cp/mangle.c (write_expression): Likewise.
12698 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12699 * fortran/f95-lang.c (tree_code_type): Remove.
12700 (tree_code_length, tree_code_name): Remove.
12701 * java/java-tree.h (enum java_tree_code): Remove.
12702 * java/lang.c (tree_code_type): Remove.
12703 (tree_code_length, tree_code_name): Remove.
12704 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12705 * objc/objc-act.h (enum objc_tree_code): Remove.
12706 * objc/objc-lang.c (tree_code_type): Remove.
12707 (tree_code_length, tree_code_name): Remove.
12708 * objcp/objcp-lang.c (tree_code_type): Remove.
12709 (tree_code_length, tree_code_name): Remove.
12710 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12711 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12712 * ada/misc.c (tree_code_type): Remove.
12713 (tree_code_length, tree_code_name): Remove.
12715 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12717 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12718 the grand_bitmap_obstack.
12720 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12722 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12723 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12724 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12725 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12726 move_stmt_r, new_label_mapper): Likewise.
12727 * tree-complex.c (cvc_lookup): Likewise.
12728 * tree-dfa.c (create_function_ann): Likewise.
12729 * tree-dump.c (dump_register): Likewise.
12730 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12731 find_phi_replacement_condition): Likewise.
12732 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12733 tree_function_versioning): Likewise.
12734 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12735 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12736 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12737 get_nonlocal_debug_decl, convert_nonlocal_reference,
12738 convert_nonlocal_omp_clauses, get_local_debug_decl,
12739 convert_local_reference, convert_local_omp_clauses,
12740 convert_nl_goto_reference, convert_nl_goto_receiver,
12741 convert_tramp_reference, convert_call_expr): Likewise.
12742 * tree-outof-ssa.c (contains_tree_r): Likewise.
12743 * tree-parloops.c (reduction_phi, initialize_reductions,
12744 eliminate_local_variables_1, add_field_for_reduction,
12745 add_field_for_name, create_phi_for_local_result,
12746 create_call_for_reduction_1, create_loads_for_reductions,
12747 create_stores_for_reduction, create_loads_and_stores_for_name):
12749 * tree-phinodes.c (allocate_phi_node): Likewise.
12750 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12751 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12752 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12753 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12754 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12755 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12756 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12757 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12758 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12759 vn_nary_op_insert): Likewise.
12760 * tree-ssa.c (redirect_edge_var_map_add,
12761 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12762 * tree-vectorizer.c (vectorize_loops): Likewise.
12763 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12764 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12765 tree_cons_stat, build1_stat, build_variant_type_copy,
12766 decl_init_priority_lookup, decl_fini_priority_lookup,
12767 decl_priority_info, decl_restrict_base_lookup,
12768 decl_restrict_base_insert, decl_debug_expr_lookup,
12769 decl_debug_expr_insert, decl_value_expr_lookup,
12770 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12771 type_hash_add, get_file_function_name, tree_check_failed,
12772 tree_not_check_failed, tree_range_check_failed,
12773 omp_clause_range_check_failed, build_omp_clause,
12774 build_vl_exp_stat): Likewise.
12775 * value-prof.c (gimple_histogram_value,
12776 gimple_duplicate_stmt_histograms): Likewise.
12777 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12778 unshare_variable, variable_union_info_cmp_pos, variable_union,
12779 dataflow_set_different_1, dataflow_set_different_2,
12780 vt_find_locations, variable_was_changed, set_variable_part,
12781 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12782 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12783 section_entry_hash, object_block_entry_eq,
12784 object_block_entry_hash, create_block_symbol,
12785 initialize_cold_section_name, default_function_rodata_section,
12786 strip_reg_name, set_user_assembler_name, const_desc_eq,
12787 build_constant_desc, output_constant_def, lookup_constant_def,
12788 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12789 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12790 default_internal_label): Likewise.
12791 * varray.c (varray_init, varray_grow): Likewise.
12792 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12794 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12796 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12797 operators for "test" insn. Macroize insn using SWI mode macro.
12798 (*jcc_fused_2): Ditto.
12799 (*jcc_fused_3): Macroize insn using SWI mode macro.
12800 (*jcc_fused_4): Ditto.
12802 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12804 * tree-ssa-pre.c: Fix typo in comment.
12805 (init_antic, fini_antic): Add explicit funtions for
12806 initializing and deinitializing ANTIC and AVAIL sets.
12807 (create_expression_by_pieces): Fix typo in comment.
12808 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12809 (execute_pre): Eventually dump details about ANTIC_IN.
12811 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12813 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12814 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12815 add_to_obstack, file_at_path, find_a_file, execute,
12816 add_preprocessor_option, add_assembler_option, add_linker_option,
12817 process_command, insert_wrapper, do_option_spec, do_self_spec,
12818 spec_path, do_spec_1, is_directory, main, used_arg,
12819 getenv_spec_function): Likewise.
12820 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12821 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12824 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12826 * doc/rtl.texi: Updated subreg section.
12828 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12831 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12832 node->needed and node->reachable.
12833 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12834 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12835 (expand_task_call): Don't call expand_task_copyfn.
12836 (expand_task_copyfn): Renamed to...
12837 (finalize_task_copyfn): ... this.
12839 2008-06-19 Jan Hubicka <jh@suse.cz>
12841 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12842 clobbering framepointer.
12844 2008-06-19 Jan Hubicka <jh@suse.cz>
12846 * tree-optimize.c (execute_early_local_optimizations): Set
12847 cgraph_state only at first invocation.
12849 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12851 * system.h (-Wc++-compat): Activate as a warning, no an error.
12853 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12855 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12856 instead of "#" in insn asm template.
12857 (*jcc_fused_2): Ditto.
12859 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12861 * config/i386/i386.h (ix86_tune_indices)
12862 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12863 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12864 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12865 (*jcc_fused_2): Ditto.
12866 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12867 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12868 (print operand): Handle 'E' and 'e' code.
12870 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12872 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12873 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12874 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12876 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12878 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12880 (cgraph_expand_function): Use local copy of decl.
12881 (cgraph_expand_all_functions): Remove redundant initialization of
12883 (cgraph_optimize): Reword internal_error message.
12885 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12887 * arm-protos.h (arm_return_in_memory): Remove public
12888 arm_return_in_memory() prototype.
12889 * arm.c (arm_return_in_memory): Add static prototype, add target
12890 hook macro, change definition and comments.
12891 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12893 2008-06-19 Ben Elliston <bje@au.ibm.com>
12895 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12896 real.c: Remove references to IEEE 754R.
12897 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12898 * doc/libgcc.texi (Decimal float library routines): Likewise.
12900 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12902 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12903 (default_unwind_word_mode): Add prototype.
12904 * targhooks.c (default_unwind_word_mode): New function.
12905 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12906 instead of word_mode.
12907 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12908 (TARGET_INITIALIZER): Use it.
12910 * c-common.c (handle_mode_attribute): Support "unwind_word"
12912 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12914 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12915 word_mode to access SjLj_Function_Context member "data".
12916 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12917 conversion from targetm.eh_return_filter_mode () to
12918 targetm.unwind_word_mode () if they differ.
12920 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12921 (BT_FN_UNWINDWORD_PTR): New function type.
12922 (BT_FN_WORD_PTR): Remove.
12923 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12924 * except.c (expand_builtin_extend_pointer): Convert pointer to
12925 targetm.unwind_word_mode () instead of word_mode.
12927 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12928 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12929 (spu_unwind_word_mode): New function.
12930 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12931 (TARGET_UNWIND_WORD_MODE): Define.
12932 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12934 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12936 * config/spu/spu.c (reg_align): Remove.
12937 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12938 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12939 (spu_split_store): Likewise.
12941 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12943 * gcc/tree-vn.c: Fix typo in comment.
12945 2008-06-18 Jan Hubicka <jh@suse.cz>
12947 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12948 toplevel reorder too.
12950 2008-06-18 Jan Hubicka <jh@suse.cz>
12952 * c-opts.c (c_common_post_options): PCH is not compatible with
12954 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12955 -fno-toplevel-reorder by default now.
12957 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12959 PR documentation/30739
12960 * doc/install.texi (Prerequisites): Document dependency on awk.
12962 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12963 Ian Lance Taylor <iant@google.com>
12965 PR rtl-optimization/35604
12966 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12967 only want to change jump destinations, not eventual label comparisons.
12969 2008-06-16 Jan Hubicka <jh@suse.cz>
12971 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12973 (cgraph_analyze_function): Likewise.
12975 2008-06-16 Jan Hubicka <jh@suse.cz>
12977 * cgraph.h (cgraph_mark_if_needed): New function.
12978 * cgraphunit.c (cgraph_mark_if_needed): New function.
12979 * c-decl.c (duplicate_decl): Use it.
12981 2008-06-16 Jan Hubicka <jh@suse.cz>
12983 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12986 2008-06-16 Jan Hubicka <jh@suse.cz>
12988 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12990 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12991 Kazu Hirata <kazu@codesourcery.com>
12992 Maxim Kuvyrkov <maxim@codesourcery.com
12994 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12995 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12996 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12997 EXTRA_SPEC_FUNCTIONS.
12998 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12999 (DRIVER_SELF_SPECS): Adjust.
13000 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13001 * config/mips/st.h, config/mips/t-st: New.
13002 * config/mips/driver-native.c, config/mips/x-native: New.
13003 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13006 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13008 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13010 (ISA_HAS_FP_CONDMOVE): New macro.
13011 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13012 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13013 (ISA_HAS_NMADD3_NMSUB3): New macro.
13014 * config/mips/mips.c (mips_rtx_costs): Update.
13015 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13016 compiling for ST Loongson 2E/2F.
13017 (madd<mode>): Rename to madd4<mode>. Update.
13018 (madd3<mode>): New pattern.
13019 (msub<mode>): Rename to msub4<mode>. Update.
13020 (msub3<mode>): New pattern.
13021 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13022 (nmadd3<mode>): New pattern.
13023 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13024 (nmadd3<mode>_fastmath): New pattern.
13025 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13026 (nmsub3<mode>): New pattern.
13027 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13028 (nmsub3<mode>_fastmath): New pattern.
13029 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13031 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13033 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13034 (DF_REF_INSN_INFO): New.
13035 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13036 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13037 with a NULL DF_REF_INSN_INFO.
13038 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13040 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13041 DF_INSN_INFO_EQ_USES): New.
13042 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13043 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13044 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13045 * df-core.c: Update comment for above changes.
13046 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13047 DF_INSN_UID_* macros.
13048 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13049 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13050 insn rtx. Update all callers.
13051 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13052 df_ref_create_structure, df_insn_refs_collect): Likewise.
13053 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13054 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13055 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13056 macros to access the insn refs.
13057 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13058 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13059 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13060 for accessing the refs.
13061 (try_fwprop_subst): Likewise.
13062 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13063 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13064 for accessing the refs.
13065 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13066 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13067 to look at the insn refs.
13068 (record_uses): Likewise.
13069 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13071 (mark_artificial_uses): Don't mark_insn for artificial refs.
13072 (mark_reg_rependencies): Likewise.
13074 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13076 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13078 * configure: Regenerate.
13080 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13082 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13083 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13084 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13086 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13088 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13089 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13090 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13092 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13094 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13096 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13098 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13100 * tree-ssa-sccvn.c: Fix format of comments.
13102 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13104 * cgraph.c: Remove unneeded forward declarations of eq_node()
13107 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13109 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13111 (see_update_relevancy): Likewise.
13112 * fwprop.c (try_fwprop_subst): Likewise.
13113 * rtlanal.c (noop_move_p): Likewise.
13114 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13115 notes to non-existing libcall blocks.
13116 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13118 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13119 (dead_libcall_p): Remove.
13120 (delete_trivially_dead_insns): Don't use it.
13121 * web.c (union_defs): Remove comment about keeping nops.
13122 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13123 (compute_hash_table_work): Don't track libcall notes.
13124 (do_local_cprop): Don't take libcall pointers. Don't update
13126 (adjust_libcall_notes): Deleted.
13127 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13128 ever have existed in the first place).
13129 (replace_store_insn): Don't try to remove libcall notes.
13130 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13131 (resolve_reg_notes): Don't call them.
13132 (resolve_simple_move): Likewise.
13133 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13134 Don't remove REG_RETVAL notes.
13135 * emit-rtl.c (try_split): Don't update libcall notes.
13136 (emit_copy_of_insn_after): Dito.
13137 * cselib.c (cselib_current_insn_in_libcall): Remove.
13138 (cselib_process_insn): Don't set/clear it.
13139 (new_elt_loc_list): Don't record it.
13140 (cselib_init): Don't initialize it.
13141 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13142 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13144 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13145 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13146 (init_deps): Don't initialize it.
13147 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13148 * combine.c (delete_noop_moves): Don't update libcall notes.
13149 (can_combine_p): Remove now pointless #if 0 block.
13150 (try_combine): Remove another obsolete #if 0 block.
13151 (distribute_notes): Don't distribute libcall notes.
13152 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13153 * dce.c (libcall_dead_p): Remove.
13154 (delete_unmarked_insns): Don't handle libcall blocks.
13155 (preserve_libcall_for_dce): Remove.
13156 (prescan_insns_for_dce): Don't special-case libcall block insns.
13157 * reload1 (reload): Don't handle libcall notes.
13158 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13161 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13163 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13164 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13165 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13167 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13169 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13170 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13171 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13173 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13175 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13177 2008-06-16 Ira Rosen <irar@il.ibm.com>
13179 PR tree-optimization/36493
13180 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13181 the arguments list. Use VECTYPE to create vector pointer.
13182 (vectorizable_store): Fail if accesses through a pointer to vectype
13183 do not alias the original memory reference operands.
13184 Call vect_create_data_ref_ptr without the removed argument.
13185 (vectorizable_load): Likewise.
13186 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13189 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13192 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13193 reg_equiv_constant.
13195 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13197 * config/mips/loongson2ef.md: New file.
13198 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13199 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13200 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13201 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13202 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13204 (loongson2ef.md): New include.
13205 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13206 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13207 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13208 (loongson_gt_<mode>, loongson_extract_halfword)
13209 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13210 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13211 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13212 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13213 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13214 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13215 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13216 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13217 (vec_interleave_low<mode>): Define type attribute.
13218 * config/mips/mips.c (mips_ls2): New static variable.
13219 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13220 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13221 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13222 Implement target scheduling hooks.
13223 (mips_multipass_dfa_lookahead): Update to handle tuning for
13225 (mips_sched_init): Initialize data for Loongson scheduling.
13226 (mips_ls2_variable_issue): New static function.
13227 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13229 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13230 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13231 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13232 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13233 Handle ST Loongson 2E/2F cores.
13234 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13236 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13238 * omp-low.c (extract_omp_for_data): Fix comment typo.
13241 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13243 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13244 FIXME note about gcc/config.guess.
13245 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13246 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13247 * doc/cppopts.texi: Likewise.
13248 * doc/extend.texi: Likewise.
13249 * doc/gcc.texi: Likewise.
13250 * doc/gccint.texi: Likewise.
13251 * doc/gcov.texi: Likewise.
13252 * doc/gty.texi: Likewise.
13253 * doc/hostconfig.texi: Likewise.
13254 * doc/install.texi: Likewise.
13255 * doc/invoke.texi: Likewise.
13256 * doc/loop.texi: Likewise.
13257 * doc/makefile.texi: Likewise.
13258 * doc/md.texi: Likewise.
13259 * doc/passes.texi: Likewise.
13260 * doc/tm.texi: Likewise.
13261 * doc/tree-ssa.texi: Likewise.
13262 * doc/trouble.texi: Likewise.
13264 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13265 Nathan Sidwell <nathan@codesourcery.com>
13266 Maxim Kuvyrkov <maxim@codesourcery.com>
13267 Richard Sandiford <rdsandiford@googlemail.com>
13269 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13270 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13271 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13273 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13274 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13275 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13277 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13278 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13279 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13280 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13281 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13282 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13283 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13284 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13285 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13286 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13287 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13288 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13289 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13290 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13291 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13292 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13293 (mips_builtins): Add Loongson builtins.
13294 (mips_loongson_2ef_bdesc): New.
13295 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13296 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13297 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13298 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13300 (mips_expand_vector_init): New.
13301 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13302 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13304 * config/mips/mips.md: Add unspec numbers for Loongson
13305 builtins. Include loongson.md.
13306 (MOVE64): Include Loongson vector modes.
13307 (SPLITF): Include Loongson vector modes.
13308 (HALFMODE): Handle Loongson vector modes.
13309 * config/mips/loongson.md: New.
13310 * config/mips/loongson.h: New.
13311 * config.gcc: Add loongson.h header for mips*-*-* targets.
13312 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13314 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13316 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13317 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13318 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13319 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13320 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13321 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13322 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13323 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13324 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13325 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13326 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13327 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13328 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13329 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13330 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13331 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13332 Remove use_fixproto=yes.
13333 (ia64*-*-hpux*): Remove comment about using fixproto.
13334 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13336 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13338 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13340 * configure: Regenerate.
13342 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13344 PR middle-end/36520
13345 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13346 before evaluating it.
13348 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13351 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13352 nested inline functions.
13353 (start_decl, start_function): Don't invert DECL_EXTERNAL
13354 for nested inline functions.
13356 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13358 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13359 splits that must be made for correctness.
13361 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13363 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13364 (AVAIL_NON_MIPS16): Likewise.
13365 (mips_builtin_description): Replace target_flags with a predicate.
13366 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13367 (dspr2_32): New availability predicates.
13368 (MIPS_BUILTIN): New macro.
13369 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13370 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13371 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13372 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13373 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13374 (mips_dsp_32only_bdesc): Merge into...
13375 (mips_builtins): ...this new array.
13376 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13377 (mips_init_builtins): Update after above changes.
13378 (mips_expand_builtin_1): Merge into...
13379 (mips_expand_builtin): ...here and update after above changes.
13381 2008-06-12 Paul Brook <paul@codesourcery.com>
13383 * longlong.h (__arm__): Define count_leading_zeros.
13384 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13385 (clzsi2, clzdi2): New functions.
13386 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13387 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13388 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13389 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13390 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13391 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13392 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13393 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13394 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13395 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13397 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13399 * config/m68k/m68k.c (m68k_tune_flags): New.
13400 (override_options): Compute m68k_tune_flags.
13401 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13402 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13404 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13406 PR middle-end/36506
13407 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13409 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13411 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13412 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13414 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13416 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13417 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13419 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13421 PR middle-end/36506
13422 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13425 2008-06-12 Richard Guenther <rguenther@suse.de>
13427 PR tree-optimization/36345
13428 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13429 add memory_tag_needed flag.
13430 (may_alias_p): Declare.
13431 * tree-ssa-alias.c (may_alias_p): Export.
13432 (set_initial_properties): Use memory_tag_needed flag.
13433 (update_reference_counts): Likewise.
13434 (reset_alias_info): Reset memory_tag_needed flag.
13435 (create_name_tags): Check memory_tag_needed flag.
13436 (dump_points_to_info_for): Dump it.
13437 * tree-ssa-structalias.c (struct variable_info): Remove
13438 directly_dereferenced flag.
13439 (new_var_info): Do not initialize it.
13440 (process_constraint_1): Do not set it.
13441 (update_alias_info): Set is_dereferenced flag.
13442 (set_uids_in_ptset): Use may_alias_p.
13443 (set_used_smts): Check memory_tag_needed flag.
13444 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13445 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13446 memory_tag_needed flag.
13447 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13448 from broken design.
13450 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13452 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13453 red zone for w64 abi.
13454 (ix86_expand_prologue): Likewise.
13455 (ix86_force_to_memory): Likewise.
13456 (ix86_free_from_memory): Likewise.
13458 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13461 * config/rs6000/rs6000.c (rs6000_override_options): Set
13462 rs6000_isel conditionally to the absence of comand line override.
13463 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13464 Remove duplicate rs6000_isel setting.
13465 * config/rs6000/eabispe.h: Ditto.
13467 2008-06-11 Richard Guenther <rguenther@suse.de>
13469 * alias.c (get_alias_set): Use the element alias-set for arrays.
13470 (record_component_aliases): For arrays and vectors do nothing.
13471 * c-common.c (strict_aliasing_warning): Handle the cases
13472 of alias set zero explicitly.
13473 * Makefile.in (dfp.o-warn): Add -Wno-error.
13475 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13477 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13479 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13480 tune_32 tune_64 to supported_defaults. Allow values not
13481 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13482 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13483 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13484 with_cpu_64 to generic for 64-bit-supporting configurations, not
13485 with_cpu. Remove FIXMEs.
13486 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13487 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13488 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13489 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13490 arch_32 and arch_64.
13492 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13493 Olivier Hainque <hainque@adacore.com>
13495 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13496 Use DECL_SIZE_UNIT to retrieve the size of the field.
13498 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13500 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13501 with function calls after declarations. Lay out
13502 neon_float_type_node before further use.
13504 2008-06-11 Richard Guenther <rguenther@suse.de>
13506 * tree-flow.h (may_point_to_global_var): Declare.
13507 * tree-ssa-alias.c (may_point_to_global_var): New function.
13508 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13510 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13512 * configure.ac: Teach that fido supports .debug_line.
13513 * configure: Regenerate.
13515 2008-06-10 Tom Tromey <tromey@redhat.com>
13517 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13520 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13522 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13523 (encode_decimal64, decode_decimal64, encode_decimal128,
13524 decode_decimal128): Reverse order of 32-bit parts of value if host
13525 and target endianness differ.
13527 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13529 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13530 Avoid division by 0.
13531 (tree_mod_pow2_value_transform): Likewise.
13532 (tree_ic_transform): Likewise.
13533 (tree_stringops_transform): Likewise.
13534 (tree_mod_subtract_transform): Likewise.
13535 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13536 (copy_edges_for_bb): Likewise.
13537 (initialize_cfun): Likewise.
13539 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13541 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13542 nonmemory_operand. Add "N" operand constraint.
13544 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13545 (*jcc_btsi_mask): Ditto.
13546 (*jcc_btsi_mask_1): Ditto.
13548 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13550 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13551 TYPE_CANONICAL for copied element type.
13553 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13556 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13557 Add m_CORE2 and m_GENERIC.
13558 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13559 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13561 (*jcc_btdi_rex64): New instruction and split pattern.
13562 (*jcc_btsi): Ditto.
13563 (*jcc_btsi_1): Ditto.
13564 (*btsq): Fix Intel asm dialect operand order.
13568 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13570 PR middle-end/36447
13571 * simplify-rtx.c (simplify_subreg): Add check for shift count
13574 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13576 * doc/md.texi: Synchronize with later constraints.md change.
13577 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13578 with a C implementation.
13579 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13581 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13582 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13583 when moving to and from MD_REGNUM.
13584 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13585 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13586 Handle byte and halfword moves.
13587 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13589 * config/mips/constraints.md (h): Turn into NO_REGS.
13590 (l, x): Update documentation.
13591 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13592 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13593 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13594 (HILO): New mode iterator.
13596 (any_div): New code iterator.
13597 (u): Extend code attribute to div and udiv.
13598 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13599 d_operand in the splitters. Remove redundant CONST_INT checks.
13600 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13601 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13602 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13603 accordingly, using normal moves instead of unspecs to move LO into
13604 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13605 (<u>mulsidi3): Handle expansion in C code.
13606 (<u>mulsidi3_32bit_internal): Rename to...
13607 (<u>mulsidi3_32bit): ...this.
13608 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13609 (*<u>mulsidi3_64bit): Rename to...
13610 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13611 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13612 to set LO and HI to the multiplication result. Use a normal move
13613 for MFLO and an unspec for MFHI.
13614 (*<u>mulsidi3_64bit_parts): Replace with...
13615 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13616 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13617 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13618 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13619 instead of HI. Split the instruction into a separate multiplication
13620 and MFHI if !TARGET_FIX_R4000.
13621 (<su>muldi3_highpart): Likewise.
13622 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13623 and the "=h" clobber.
13624 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13625 (<u>mulditi3): New expander.
13626 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13627 (madsi): Remove "=h" clobber.
13628 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13629 Force the modulus result to be a GPR and split the instruction into
13630 a division followed by an MFHI after reload.
13631 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13632 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13633 the MIPS16 HIGH define_split.
13634 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13635 of acc<->gpr moves to "multi".
13636 (*movdi_64bit): Replace the single "x" alternative with
13637 alternatives for moving into and out of "a".
13638 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13639 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13640 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13641 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13642 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13643 (movti): New expander.
13644 (*movti, *movti_mips16): New insns.
13645 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13646 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13647 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13648 * config/mips/predicates.md (fpr_operand): Delete.
13649 (d_operand): New predicate.
13651 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13653 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13654 failure on some Bourne shells.
13655 (x86_64-*-*): Ditto.
13657 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13659 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13661 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13663 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13664 (sparc-sun-solaris2*): Likewise.
13666 2008-06-09 Arnaud Charlet <charlet@adacore.com
13668 * doc/install.texi: Update requirements to build the Ada compiler.
13670 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13672 * df-scan.c (struct df_scan_problem_data): Remove the
13673 mw_link_pool alloc pool.
13674 (df_scan_free_internal): Don't free it.
13675 (df_scan_alloc): Don't allocate it.
13676 * df.h (struct df_link): Update comment.
13678 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13680 * except.h: Correct checks for when SJLJ exceptions must be used.
13682 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13684 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13687 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13689 PR tree-optimization/36218
13690 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13691 configure for the build system.
13692 (BUILD_LDFLAGS): Define.
13693 * configure: Regenerate.
13694 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13696 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13699 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13700 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13701 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13703 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13705 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13707 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13709 * config.gcc (Obsolete configurations): Remove list of
13711 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13712 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13713 targets matched by those patterns.
13714 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13715 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13716 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13717 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13718 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13719 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13720 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13721 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13722 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13723 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13724 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13725 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13726 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13727 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13728 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13729 Make code for Solaris 7 and greater unconditional for Solaris.
13730 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13731 Remove --with-* handling.
13732 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13733 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13734 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13735 LINK_OS_WINDISS_SPEC): Remove.
13736 * config/rs6000/sysv4.opt (mwindiss): Remove.
13737 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13738 * configure: Regenerate.
13739 * doc/cpp.texi: Don't mention BeOS.
13740 * doc/extend.texi (interrupt): Don't mention MS1.
13741 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13742 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13743 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13744 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13745 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13747 * doc/invoke.texi (MT Options): Remove.
13748 (-mwindiss): Remove.
13749 (CRIS Options): Remove cris-axis-aout references.
13750 (HPPA Options): Don't mention hppa1.1-*-pro.
13751 * doc/md.texi: (MorphoTech family): Remove.
13752 * libgcc2.c: Don't handle UWIN.
13753 * config/alpha/t-unicosmk: Remove.
13754 * config/alpha/unicosmk.h: Remove.
13755 * config/arm/kaos-arm.h: Remove.
13756 * config/arm/kaos-strongarm.h: Remove.
13757 * config/arm/strongarm-coff.h: Remove.
13758 * config/arm/strongarm-elf.h: Remove.
13759 * config/arm/strongarm-pe.h: Remove.
13760 * config/arm/t-strongarm-pe: Remove.
13761 * config/arm/t-xscale-coff: Remove.
13762 * config/arm/t-xscale-elf: Remove.
13763 * config/arm/xscale-coff.h: Remove.
13764 * config/arm/xscale-elf.h: Remove.
13765 * config/chorus.h: Remove.
13766 * config/cris/aout.h: Remove.
13767 * config/cris/aout.opt: Remove.
13768 * config/cris/t-aout: Remove.
13769 * config/i386/beos-elf.h: Remove.
13770 * config/i386/kaos-i386.h: Remove.
13771 * config/i386/ptx4-i.h: Remove.
13772 * config/i386/sco5.h: Remove.
13773 * config/i386/sco5.opt: Remove.
13774 * config/i386/sysv4-cpp.h: Remove.
13775 * config/i386/sysv5.h: Remove.
13776 * config/i386/t-beos: Remove.
13777 * config/i386/t-sco5: Remove.
13778 * config/i386/t-uwin: Remove.
13779 * config/i386/uwin.asm: Remove.
13780 * config/i386/uwin.h: Remove.
13781 * config/kaos.h: Remove.
13782 * config/mips/windiss.h: Remove.
13783 * config/mt: Remove directory.
13784 * config/pa/pa-osf.h: Remove.
13785 * config/pa/pa-pro-end.h: Remove.
13786 * config/pa/t-pro: Remove.
13787 * config/ptx4.h: Remove.
13788 * config/rs6000/beos.h: Remove.
13789 * config/rs6000/kaos-ppc.h: Remove.
13790 * config/rs6000/t-beos: Remove.
13791 * config/rs6000/windiss.h: Remove.
13792 * config/sh/kaos-sh.h: Remove.
13793 * config/sol2-6.h: Remove.
13794 * config/sparc/sol26-sld.h: Remove.
13795 * config/sparc/sysv4-only.h: Remove.
13796 * config/vax/bsd.h: Remove.
13797 * config/vax/t-memfuncs: Remove.
13798 * config/vax/ultrix.h: Remove.
13799 * config/vax/vaxv.h: Remove.
13800 * config/windiss.h: Remove.
13802 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13804 PR rtl-optimization/36438
13805 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13806 for vector shifts with constant scalar shift operands.
13808 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13810 * doc/invoke.texi: Document -march=xlr.
13811 * config/mips/xlr.md: New file.
13812 * config/mips/mips.md: Include it.
13814 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13815 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13816 (mips_rtx_cost_data): Likewise.
13818 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13820 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13821 PRE_INC and PRE_DEC cases.
13823 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13825 PR rtl-optimization/36419
13826 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13827 the emitting jump insn.
13830 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13831 is not bool, boolify the whole *expr_p and convert to the desired type.
13833 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13835 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13836 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13837 Add omp_private_outer_ref hook, add another argument to
13838 omp_clause_default_ctor hook.
13839 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13840 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13841 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13842 hook_tree_tree_tree_tree_null.
13843 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13844 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13845 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13846 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13847 * tree.def (OMP_TASK): New tree code.
13848 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13849 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13850 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13851 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13852 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13853 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13854 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13855 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13856 (OMP_DIRECTIVE_P): Add OMP_TASK.
13857 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13858 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13859 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13860 and OMP_CLAUSE_UNTIED entries.
13861 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13863 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13864 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13865 * tree-pretty-print.c (dump_omp_clause): Handle
13866 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13867 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13868 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13869 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13870 warning about unsigned iterators. Change decl/init/cond/incr
13871 arguments to TREE_VECs, check arguments for all collapsed loops.
13872 (c_finish_omp_taskwait): New function.
13873 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13875 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13876 default_function_array_conversion on init. Add par_clauses argument.
13877 If decl is present in parallel's lastprivate clause, change it to
13878 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13879 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13880 collapse count in clauses.
13881 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13882 c_parser_omp_for_loop callers.
13883 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13884 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13885 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13886 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13888 (c_parser_omp_clause_schedule): Handle schedule(auto).
13889 Include correct location in the error message.
13890 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13891 and PRAGMA_OMP_CLAUSE_UNTIED.
13892 (OMP_TASK_CLAUSE_MASK): Define.
13893 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13894 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13895 * tree-nested.c (convert_nonlocal_omp_clauses,
13896 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13897 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13898 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13899 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13901 (conver_nonlocal_reference, convert_local_reference,
13902 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13903 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13904 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13905 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13906 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13907 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13908 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13909 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13910 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13912 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13913 * c-common.h (c_finish_omp_taskwait): New prototype.
13914 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13915 * tree-parloops.c (create_parallel_loop): Create 1 entry
13916 vectors for OMP_FOR_{INIT,COND,INCR}.
13917 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13918 (make_edges): Handle OMP_TASK.
13919 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13920 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13921 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13922 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13923 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13924 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13925 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13926 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13927 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13928 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13929 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13930 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13931 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13932 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13933 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13934 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13935 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13936 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13937 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13938 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13939 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13940 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13941 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13942 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13943 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13944 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13945 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13946 original iterator is present in lastprivate clause or if
13947 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13948 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13949 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13950 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13951 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13952 if it is set, lookup var in outer contexts too. Handle
13953 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13954 to be implicitly determined firstprivate for task regions.
13955 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13956 if it is set, lookup var in outer contexts too. Set
13957 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13958 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13959 OMP_CLAUSE_UNTIED. Take region_type as last argument
13960 instead of in_parallel and in_combined_parallel.
13961 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13963 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13964 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13965 (new_omp_context): Set default_kind to
13966 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13967 (omp_region_type): New enum.
13968 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13969 fields, add region_type.
13970 (new_omp_context): Take region_type as argument instead of is_parallel
13971 and is_combined_parallel.
13972 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13973 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13974 ctx->is_combined_parallel checks.
13975 (gimplify_omp_task): New function.
13976 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13978 * omp-low.c (extract_omp_for_data): Use schedule(static)
13979 for schedule(auto). Handle pointer and unsigned iterators.
13980 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13981 Add loops argument. Extract data for collapsed OMP_FOR loops.
13982 (expand_parallel_call): Assert sched_kind isn't auto,
13983 map runtime schedule to index 3.
13984 (struct omp_for_data_loop): New type.
13985 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13986 Add loop, loops, collapse and iter_type fields.
13987 (workshare_safe_to_combine_p): Disallow combined for if
13988 iter_type is unsigned long long. Don't combine collapse > 1 loops
13989 unless all bounds and steps are constant. Adjust extract_omp_for_data
13991 (expand_omp_for_generic): Handle pointer, unsigned and long long
13992 iterators. Handle collapsed OMP_FOR loops. Adjust
13993 for struct omp_for_data changes. If libgomp function doesn't return
13994 boolean_type_node, add comparison of the return value with 0.
13995 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13996 pointer, unsigned and long long iterators. Adjust for struct
13997 omp_for_data changes.
13998 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13999 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14000 unsigned long long. Allocate loops array, pass it to
14001 extract_omp_for_data. For collapse > 1 loops use always
14002 expand_omp_for_generic.
14003 (omp_context): Add sfield_map and srecord_type fields.
14004 (is_task_ctx, lookup_sfield): New functions.
14005 (use_pointer_for_field): Use is_task_ctx helper. Change first
14006 argument's type from const_tree to tree. Clarify comment.
14007 In OMP_TASK disallow copy-in/out sharing.
14008 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14009 (install_var_field): Add mask argument. Populate both record_type
14010 and srecord_type if needed.
14011 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14013 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14014 and DECL_FIELD_OFFSET.
14015 (scan_sharing_clauses): Adjust install_var_field callers. For
14016 firstprivate clauses on explicit tasks allocate the var by value in
14017 record_type unconditionally, rather than by reference.
14018 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14019 Use is_taskreg_ctx instead of is_parallel_ctx.
14020 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14021 (create_omp_child_function_name): Add task_copy argument, use
14022 *_omp_cpyfn* names if it is true.
14023 (create_omp_child_function): Add task_copy argument, if true create
14024 *_omp_cpyfn* helper function.
14025 (scan_omp_parallel): Adjust create_omp_child_function callers.
14026 Rename parallel_nesting_level to taskreg_nesting_level.
14027 (scan_omp_task): New function.
14028 (lower_rec_input_clauses): Don't run constructors for firstprivate
14029 explicit task vars which are initialized by *_omp_cpyfn*.
14030 Pass outer var ref to omp_clause_default_ctor hook if
14031 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14032 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14033 OMP_CLAUSE_REDUCTION_INIT.
14034 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14035 avoid duplicate setting of fields. Handle
14036 OMP_CLAUSE_PRIVATE_OUTER_REF.
14037 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14038 copy-out if TREE_READONLY, only copy-in.
14039 (expand_task_copyfn): New function.
14040 (expand_task_call): New function.
14041 (struct omp_taskcopy_context): New type.
14042 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14044 (lower_omp_parallel): Rename to...
14045 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14046 Call create_task_copyfn if srecord_type is needed. Adjust
14048 (task_shared_vars): New variable.
14049 (check_omp_nesting_restrictions): Warn if work-sharing,
14050 barrier, master or ordered region is closely nested inside OMP_TASK.
14051 Add warnings for barrier if closely nested inside of work-sharing,
14052 ordered, or master region.
14053 (scan_omp_1): Call check_omp_nesting_restrictions even for
14054 GOMP_barrier calls. Rename parallel_nesting_level to
14055 taskreg_nesting_level. Handle OMP_TASK.
14056 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14057 work-sharing construct, continue looking for them on parent parallel
14059 (lower_omp_for_lastprivate): Add lastprivate clauses
14060 to the beginning of dlist rather than end. Adjust for struct
14061 omp_for_data changes.
14062 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14063 not after it. Handle collapsed OMP_FOR loops, adjust for
14064 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14065 (get_ws_args_for): Adjust extract_omp_for_data caller.
14066 (scan_omp_for): Handle collapsed OMP_FOR
14067 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14068 (lower_omp_single_simple): If libgomp function doesn't return
14069 boolean_type_node, add comparison of the return value with 0.
14070 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14071 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14072 (parallel_nesting_level): Rename to...
14073 (taskreg_nesting_level): ... this.
14074 (is_taskreg_ctx): New function.
14075 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14076 of is_parallel_ctx.
14077 (execute_lower_omp): Rename parallel_nesting_level to
14078 taskreg_nesting_level.
14079 (expand_omp_parallel): Rename to...
14080 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14081 Call omp_task_call for OMP_TASK regions.
14082 (expand_omp): Adjust caller, handle OMP_TASK.
14083 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14085 * bitmap.c (bitmap_default_obstack_depth): New variable.
14086 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14087 if argument is NULL and bitmap_default_obstack is already initialized.
14088 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14090 * matrix-reorg.c (matrix_reorg): Likewise.
14092 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14094 * config/i386/i386.md (*indirect_jump): Macroize using P
14095 mode iterator. Remove !TARGET_64BIT from insn constraints.
14096 (*tablejump_1): Ditto.
14097 (*indirect_jump_rex64): Remove insn pattern.
14098 (*tablejump_1_rex64): Ditto.
14099 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14100 and eh_return_si insn patterns.
14102 2008-06-06 Richard Guenther <rguenther@suse.de>
14104 * tree-ssa-structalias.c (merge_smts_into): Remove.
14105 (find_what_p_points_to): Do not bother to compute the
14106 points-to set for pt_anything pointers.
14107 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14108 for pt_anything pointers is ok.
14110 2008-06-06 Jan Hubicka <jh@suse.cz>
14112 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14114 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14116 * cgraph.c: Fix typos in comments.
14117 (cgraph_availability_names): Fix string typo.
14118 * fold-const.c: Fix typos in comments.
14119 (fold_binary): Fix typo in warning.
14120 * genautomata.c: Fix typos in comments.
14121 (check_presence_pattern_sets): Fix typo in local variable.
14122 (output_description): Fix typo in output.
14123 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14124 * hwint.h: Likewise.
14125 * matrix-reorg.c (check_allocation_function): Likewise.
14126 * omega.c (smooth_weird_equations): Likewise.
14127 * auto-inc-dec.c: Fix typos in comments.
14128 * bb-reorder.c: Likewise.
14129 * builtins.c: Likewise.
14130 * c-common.c: Likewise.
14131 * c-cppbuiltin.c: Likewise.
14132 * c-parser.c: Likewise.
14133 * c-pretty-print.c: Likewise.
14134 * cfgcleanup.c: Likewise.
14135 * cfgexpand.c: Likewise.
14136 * cfghooks.c: Likewise.
14137 * cfglayout.c: Likewise.
14138 * cfgloopmanip.c: Likewise.
14139 * cgraphunit.c: Likewise.
14140 * coverage.c: Likewise.
14141 * dbxout.c: Likewise.
14142 * df-byte-scan.c: Likewise.
14143 * df-core.c: Likewise.
14144 * df-problems.c: Likewise.
14145 * df-scan.c: Likewise.
14147 * dominance.c: Likewise.
14148 * domwalk.c: Likewise.
14150 * dwarf2out.c: Likewise.
14151 * emit-rtl.c: Likewise.
14152 * et-forest.c: Likewise.
14153 * function.c: Likewise.
14154 * function.h: Likewise.
14156 * gcov-io.c: Likewise.
14157 * gcov.c: Likewise.
14158 * gcse.c: Likewise.
14159 * genattrtab.c: Likewise.
14160 * ggc-page.c: Likewise.
14161 * gimplify.c: Likewise.
14162 * gthr-lynx.h: Likewise.
14163 * haifa-sched.c: Likewise.
14164 * ipa-cp.c: Likewise.
14165 * ipa-inline.c: Likewise.
14166 * ipa-prop.h: Likewise.
14167 * ipa-pure-const.c: Likewise.
14168 * ipa-struct-reorg.c: Likewise.
14169 * ipa-struct-reorg.h: Likewise.
14170 * ipa-type-escape.c: Likewise.
14172 * loop-doloop.c: Likewise.
14173 * mips-tfile.c: Likewise.
14174 * mkmap-flat.awk: Likewise.
14175 * mkmap-symver.awk: Likewise.
14176 * modulo-sched.c: Likewise.
14177 * omp-low.c: Likewise.
14178 * optabs.c: Likewise.
14179 * optabs.h: Likewise.
14180 * opts.c: Likewise.
14181 * passes.c: Likewise.
14182 * postreload-gcse.c: Likewise.
14183 * postreload.c: Likewise.
14184 * predict.c: Likewise.
14185 * pretty-print.h: Likewise.
14186 * profile.c: Likewise.
14187 * protoize.c: Likewise.
14188 * ra-conflict.c: Likewise.
14189 * real.c: Likewise.
14190 * recog.c: Likewise.
14191 * regclass.c: Likewise.
14192 * regs.h: Likewise.
14193 * reload.c: Likewise.
14194 * rtl-error.c: Likewise.
14195 * rtlanal.c: Likewise.
14196 * scan.h: Likewise.
14197 * sched-rgn.c: Likewise.
14199 * stmt.c: Likewise.
14200 * target.h: Likewise.
14201 * tree-dfa.c: Likewise.
14202 * tree-eh.c: Likewise.
14203 * tree-flow-inline.h: Likewise.
14204 * tree-inline.c: Likewise.
14205 * tree-into-ssa.c: Likewise.
14206 * tree-loop-distribution.c: Likewise.
14207 * tree-nested.c: Likewise.
14208 * tree-parloops.c: Likewise.
14209 * tree-pass.h: Likewise.
14210 * tree-pretty-print.c: Likewise.
14211 * tree-profile.c: Likewise.
14212 * tree-scalar-evolution.c: Likewise.
14213 * tree-sra.c: Likewise.
14214 * tree-ssa-alias-warnings.c: Likewise.
14215 * tree-ssa-ccp.c: Likewise.
14216 * tree-ssa-coalesce.c: Likewise.
14217 * tree-ssa-dom.c: Likewise.
14218 * tree-ssa-dse.c: Likewise.
14219 * tree-ssa-forwprop.c: Likewise.
14220 * tree-ssa-live.c: Likewise.
14221 * tree-ssa-live.h: Likewise.
14222 * tree-ssa-loop-im.c: Likewise.
14223 * tree-ssa-loop-ivopts.c: Likewise.
14224 * tree-ssa-loop-niter.c: Likewise.
14225 * tree-ssa-loop-prefetch.c: Likewise.
14226 * tree-ssa-phiopt.c: Likewise.
14227 * tree-ssa-phiprop.c: Likewise.
14228 * tree-ssa-sccvn.c: Likewise.
14229 * tree-ssa-ter.c: Likewise.
14230 * tree-ssa-threadupdate.c: Likewise.
14231 * tree-ssa.c: Likewise.
14232 * tree-vect-analyze.c: Likewise.
14233 * tree-vect-transform.c: Likewise.
14234 * tree-vectorizer.c: Likewise.
14235 * tree-vn.c: Likewise.
14236 * tree-vrp.c: Likewise.
14237 * tree.c: Likewise.
14238 * tree.def: Likewise.
14239 * tree.h: Likewise.
14240 * unwind-dw2-fde.c: Likewise.
14241 * unwind.inc: Likewise.
14242 * value-prof.c: Likewise.
14243 * vmsdbgout.c: Likewise.
14245 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14247 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14248 always place FP constants in the TOC for TARGET_POWERPC64.
14249 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14251 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14253 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14254 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14255 enable for TARGET_E500_DOUBLE.
14256 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14257 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14258 floating-point modes like integer modes for E500 double.
14259 (rs6000_legitimate_offset_address_p): Likewise.
14260 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14261 addressing for DDmode for E500 double.
14262 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14263 modes as using 64-bits of registers for E500 double.
14264 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14265 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14266 specially for E500 double.
14267 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14268 TDmode for E500 double.
14269 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14270 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14271 (rs6000_split_multireg_move): Do not handle TDmode specially for
14273 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14274 using 64-bit registers for E500 double.
14275 (emit_frame_save): Do not handle DDmode specially for E500 double.
14276 (gen_frame_mem_offset): Likewise.
14277 (rs6000_function_value): Do not call spe_build_register_parallel
14278 for DDmode or TDmode.
14279 (rs6000_libcall_value): Likewise.
14280 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14281 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14284 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14286 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14289 2008-06-04 Junjie Gu <jgu@tensilica.com>
14291 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14292 comparison for frame pointers.
14294 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14297 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14299 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14302 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14303 register is already smaller or equal to required mode.
14305 2008-06-04 Xinliang David Li <davidxl@google.com>
14307 * tree-call-cdce.c: New file.
14308 (cond_dead_built_in_calls): New static variable.
14309 (input_domain): New struct.
14310 (check_pow): New function.
14311 (check_builtin_call): Ditto.
14312 (check_target_format): Ditto.
14313 (is_call_dce_candidate): Ditto.
14314 (gen_one_condition): Ditto.
14315 (gen_conditions_for_domain): Ditto.
14316 (get_domain): Ditto.
14317 (gen_conditions_for_pow_cst_base): Ditto.
14318 (gen_conditions_for_pow_int_base): Ditto.
14319 (gen_conditions_for_pow): Ditto.
14320 (get_no_error_domain): Ditto.
14321 (gen_shrink_wrap_conditions): Ditto.
14322 (shrink_wrap_one_built_in_call): Ditto.
14323 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14324 (tree_call_cdce): Ditto.
14325 (gate_call_cdce): Ditto.
14326 (pass_call_cdce): New gimple pass.
14327 * passes.c: (init_optimization_passes): New pass.
14328 * tree-pass.h: New pass declaration.
14329 * opts.c (decode_options): New flag setting.
14330 * common.opt: Add -ftree-builtin-call-dce flag.
14331 * Makefile.in: Add new source file.
14332 * tempvar.def: New tv_id.
14333 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14335 2008-06-04 Richard Guenther <rguenther@suse.de>
14337 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14338 (is_call_clobbered): Always check var_ann->call_clobbered.
14339 (mark_call_clobbered): Always set var_ann->call_clobbered.
14340 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14341 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14342 (reset_alias_info): Clear call clobbering info on MTAGs and
14344 (set_pt_anything): Set pt_global_mem.
14345 (create_tag_raw): Adjust comment.
14346 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14348 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14349 Maxim Kuvyrkov <maxim@codesourcery.com>
14351 * config/m68k/m68k.opt (mxgot): New option.
14352 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14353 (m68k_output_addr_const_extra): New.
14354 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14355 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14356 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14357 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14359 2008-06-04 Richard Guenther <rguenther@suse.de>
14361 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14362 negative or non-representable offsets.
14364 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14366 * config/i386/i386.c (ix86_gen_leave): New.
14367 (ix86_gen_pop1): Likewise.
14368 (ix86_gen_add3): Likewise.
14369 (ix86_gen_sub3): Likewise.
14370 (ix86_gen_sub3_carry): Likewise.
14371 (ix86_gen_one_cmpl2): Likewise.
14372 (ix86_gen_monitor): Likewise.
14373 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14374 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14375 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14376 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14377 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14378 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14379 (ix86_expand_epilogue): Updated.
14380 (print_operand): Handle integer register operand for 'z'.
14381 (ix86_expand_strlensi_unroll_1): Likewise.
14382 (ix86_expand_strlen): Likewise.
14383 (ix86_expand_builtin): Likewise.
14384 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14385 mov{q}/mov{l} and add{q}/add{l}.
14387 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14389 * config/i386/i386.md (P): New mode iterator.
14390 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14391 using P mode iterator.
14392 (DFmode push_operand splitter): Ditto.
14393 (XFmode push_operand splitter): Ditto.
14394 (DFmode float_extend SFmode push_operand splitter): Ditto.
14395 (XFmode float_extend SFmode push_operand splitter): Do not generate
14396 SImode pushes for 64bit target. Macroize Dimode and SImode
14397 pushes using P mode iterator.
14398 (XFmode float_extend DFmode push_operand splitter): Ditto.
14400 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14402 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14403 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14404 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14405 return type to int.
14406 (ix86_call_abi_override): Remove check for call_used_regs.
14408 2008-06-03 Richard Guenther <rguenther@suse.de>
14410 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14411 for the lhs of calls if the return type contains pointers.
14413 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14415 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14416 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14417 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14418 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14419 of cfun and DEFAULT_ABI to deceide abi mode.
14420 (DEFAULT_ABI): New.
14421 (REG_PARM_STACK_SPACE): Removed.
14422 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14423 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14424 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14425 (ix86_function_abi): Likewise.
14426 (ix86_function_type_abi): Likewise.
14427 (ix86_call_abi_override): Likewise.
14428 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14429 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14430 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14431 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14433 (X86_64_REGPARM_MAX): New.
14434 (X86_64_SSE_REGPARM_MAX): New.
14435 (X64_REGPARM_MAX): New.
14436 (X64_SSE_REGPARM_MAX): New.
14437 (X86_32_REGPARM_MAX): New.
14438 (X86_32_SSE_REGPARM_MAX): New.
14439 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14440 (ix86_function_regparm): Handle user calling abi.
14441 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14442 by DEFAULT_ABI versus SYSV_ABI check.
14443 (ix86_reg_parm_stack_space): New.
14444 (ix86_function_type_abi): New.
14445 (ix86_call_abi_override): New.
14446 (ix86_function_abi): New.
14447 (ix86_cfun_abi): New.
14448 (init_cumulative_args): Call abi specific initialization.
14449 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14450 (function_arg_64): Extend SSE_REGPARM_MAX check.
14451 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14452 (ix86_pass_by_reference): Likewise.
14453 (ix86_function_value_regno_p): Likewise.
14454 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14455 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14456 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14457 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14458 (setup_incoming_varargs_64): Adjust regparm for call abi.
14459 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14460 (ix86_va_start): Likewise.
14461 (ix86_gimplify_va_arg): Likewise.
14462 (ix86_expand_prologue): Likewise.
14463 (output_pic_addr_const): Likewise.
14464 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14465 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14466 (x86_output_mi_thunk): Likewise.
14467 (x86_function_profiler): Likewise.
14468 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14469 (SYSV_ABI, MS_ABI): New constants.
14470 (DEFAULT_ABI): New.
14471 (init_regs): Add prototype of function in regclass.c file.
14472 (OVERRIDE_ABI_FORMAT): New.
14473 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14474 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14475 (OUTGOING_REG_PARM_STACK_SPACE): New.
14476 (ix86_reg_parm_stack_space): New prototype.
14477 (CUMULATIVE_ARGS): Add call_abi member.
14478 (machine_function): Add call_abi member.
14479 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14480 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14482 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14485 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14486 (avr_builtin_setjmp_frame_value): New function.
14487 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14488 (nonlocal_goto): Define.
14490 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14492 * config/mips/mips.c (mips_emit_loadgp): Return early if
14493 there is nothing do to, otherwise emit a blockage if
14494 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14495 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14497 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14499 * configure.ac: Drop unneeded backslash ending up in config.in.
14500 * acinclude.m4: Likewise.
14501 * config.in: Regenerate.
14503 2008-05-26 Jan Hubicka <jh@suse.cz>
14505 * predict.c (maybe_hot_frequency_p): Break out of...
14506 (maybe_hot_bb_p): ... here.
14507 (maybe_hot_edge_p): New.
14508 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14509 * basic-block.h (maybe_hot_edge_p): Declare.
14511 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14513 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14514 (*cmpfp_<mode>_cc): Ditto.
14515 (*fp_jcc_8<mode>_387): Ditto.
14516 (*fop_<MODEF:mode>_2_i387): Ditto.
14517 (*fop_<MODEF:mode>_3_i387): Ditto.
14518 (*fop_xf_2_i387): Ditto.
14519 (*fop_xf_3_i387): Ditto.
14521 2008-06-02 Tomas Bily <tbily@suse.cz>
14523 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14525 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14527 * config/mips/mips.c (mips_valid_offset_p): New function.
14528 (mips_valid_lo_sum_p): Likewise.
14529 (mips_classify_address): Use them.
14530 (mips_force_address): New function.
14531 (mips_legitimize_address): Use it.
14532 * config/mips/mips.md (MOVE128): New mode iterator.
14533 (movtf): Require TARGET_64BIT. Remove empty strings.
14534 (*movtf_internal): Rename to...
14535 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14536 of "R" and use {,fp}{load,store} attributes instead of "multi".
14537 Use a separate define_split.
14538 (*movtf_mips16): New pattern.
14540 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14542 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14543 * config/mips/mips.c (mips_expand_before_return): New function.
14544 (mips_expand_epilogue): Call it.
14545 * config/mips/mips.md (return): Turn into a define_expand.
14546 (*return): New insn.
14548 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14550 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14551 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14552 functions. Do not emit uses and clobbers of CONCATs; individually
14553 use and clobber their operands.
14554 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14555 gen_clobber, emit_use and gen_use.
14556 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14557 (expand_builtin_return): Likewise.
14558 * cfgbuild.c (count_basic_blocks): Likewise.
14559 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14560 * explow.c (emit_stack_restore): Likewise.
14561 * expmed.c (extract_bit_field_1): Likewise.
14562 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14563 (emit_move_multi_word, store_constructor): Likewise.
14564 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14565 (thread_prologue_and_epilogue_insns): Likewise.
14566 * lower-subreg.c (resolve_simple_move): Likewise.
14567 * optabs.c (widen_operand, expand_binop): Likewise.
14568 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14569 * reload.c (find_reloads): Likewise.
14570 * reload1.c (eliminate_regs_in_insn): Likewise.
14571 * stmt.c (expand_nl_goto_receiver): Likewise.
14572 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14573 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14574 * config/arm/arm.c (arm_load_pic_register): Likewise.
14575 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14576 * config/arm/arm.md (untyped_return): Likewise.
14577 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14578 * config/avr/avr.c (expand_prologue): Likewise.
14579 * config/bfin/bfin.c (do_unlink): Likewise.
14580 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14581 * config/cris/cris.c (cris_expand_prologue): Likewise.
14582 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14583 (machopic_legitimize_pic_address): Likewise.
14584 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14585 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14586 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14587 (ix86_expand_convert_uns_didf_sse): Likewise.
14588 (ix86_expand_vector_init_general): Likewise.
14589 * config/ia64/ia64.md (eh_epilogue): Likewise.
14590 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14591 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14592 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14593 (config/iq2000/iq2000.c): Likewise.
14594 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14595 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14596 (builtin_longjmp): Likewise.
14597 * config/mn10300/mn10300.md (call, call_value): Likewise.
14598 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14599 * config/pdp11/pdp11.md (abshi2): Likewise.
14600 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14601 * config/s390/s390.c (s390_emit_prologue): Likewise.
14602 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14603 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14604 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14605 * config/sh/sh.c (prepare_move_operands): Likewise.
14606 (output_stack_adjust, sh_expand_epilogue): Likewise.
14607 (sh_set_return_address, sh_expand_t_scc): Likewise.
14608 * config/sparc/sparc.c (load_pic_register): Likewise.
14609 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14610 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14611 * config/v850/v850.c (expand_epilogue): Likewise.
14613 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14615 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14616 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14617 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14618 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14619 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14620 stack pointer register.
14621 (output_movhi): Remove code for interrupt specific writing to the
14622 stack pointer register.
14624 2008-05-31 Richard Guenther <rguenther@suse.de>
14626 PR tree-optimization/34244
14627 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14628 (tree_expr_nonzero_warnv_p): Likewise.
14629 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14630 ssa_name_nonnegative_p.
14631 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14632 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14633 not tree_expr_nonzero_warnv_p.
14635 PR tree-optimization/36262
14637 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14639 PR tree-optimization/34244
14640 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14641 (record_numbers_of_iterations): New function.
14642 (execute_vrp): Cache the numbers of iterations of loops.
14643 * tree-scalar-evolution.c (scev_reset_except_niters):
14645 (scev_reset): Use scev_reset_except_niters.
14646 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14648 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14650 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14651 __WORKAROUND_RETS when appropriate.
14653 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14655 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14656 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14658 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14659 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14660 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14661 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14662 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14663 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14664 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14665 *fop_df_1_sse insn patterns using MODEF mode iterator.
14666 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14667 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14668 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14669 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14670 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14671 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14672 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14673 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14674 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14675 (*fop_xf_5_i387): Ditto.
14676 (*fop_xf_6_i387): Ditto.
14678 2008-05-30 Richard Guenther <rguenther@suse.de>
14680 * builtins.c (build_string_literal): Avoid generating
14681 a non-gimple_val result.
14683 2008-05-30 DJ Delorie <dj@redhat.com>
14685 * exec-tool.in: Use an environment variable (private) instead of a
14686 file (shared) as a semaphore, so as to not break parallel builds.
14688 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14690 * optabs.c (maybe_encapsulate_block): Remove.
14691 (emit_libcall_block): Adjust accordingly.
14692 * optabs.h (maybe_encapsulate_block): Remove prototype.
14694 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14695 Don't use maybe_encapsulate_block.
14697 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14699 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14700 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14701 rtx is a SYMBOL_REF before calling get_pool_constant.
14703 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14705 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14707 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14709 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14710 rather than OS names to choose INO_T_EQ definition.
14711 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14712 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14714 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14717 * config/darwin-f.c: New.
14718 * config/t-darwin: Added rule to build darwin-f.o.
14719 * config.gcc: Defined new variable, fortran_target_objs.
14720 (*-*-darwin*): Set fortran_target_objs.
14721 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14722 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14723 * configure: Regenerated.
14725 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14728 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14729 canonical type if needed.
14731 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14733 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14735 2008-05-29 Richard Guenther <rguenther@suse.de>
14737 PR tree-optimization/36343
14738 PR tree-optimization/36346
14739 PR tree-optimization/36347
14740 * tree-flow.h (clobber_what_p_points_to): Declare.
14741 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14742 pointed-to variable is dereferenced is irrelevant to whether
14743 the pointer can access the pointed-to variable.
14744 (clobber_what_p_points_to): New function.
14745 * tree-ssa-alias.c (set_initial_properties): Use it.
14746 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14747 call clobber check for NMTs.
14749 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14751 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14752 for printing gcov_type.
14754 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14756 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14757 and the eh region information.
14758 * value-prof.c (gimple_move_stmt_histograms): New function.
14759 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14761 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14763 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14765 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14767 * value-prof.c (tree_ic_transform): Print counts.
14768 * tree-profile.c (tree_gen_ic_func_profiler):
14769 Clear __gcov_indreict_call_callee variable to avoid misattribution
14772 2008-05-28 Rafael EspÃndola <espindola@google.com>
14774 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14777 2008-05-28 Richard Guenther <rguenther@suse.de>
14779 PR tree-optimization/36339
14780 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14781 and clobbering code out of the loop.
14783 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14785 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14788 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14789 s390_contiguous_bitmask_p, s390_symref_operand_p,
14790 s390_check_symref_alignment, s390_reload_larl_operand,
14791 s390_reload_symref_address): New functions.
14792 (s390_branch_condition_mnemonic): Support compare and branch
14794 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14795 and 'W' constraints.
14796 (s390_secondary_reload): Add secondary reloads for unaligned
14797 symbol refs or symbol refs to floating point or QI/TI mode
14799 (legitimate_address_p): Accept symbol references as addresses.
14800 (s390_expand_insv): Use rotate and insert selected bits
14801 instruction for insv when building for z10.
14802 (print_operand_address): Handle symbol ref addresses.
14803 (print_operand): Output modifier 'c' added for signed byte values.
14804 (s390_encode_section_info): Mark symbol refs with
14805 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14807 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14808 (length attribute): RRF, RRR have 4 byte length.
14809 (FPALL, INTALL): New mode iterators added.
14810 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14811 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14812 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14813 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14814 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14815 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14816 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14817 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14819 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14820 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14821 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14822 reload<INTALL:mode><P:mode>_toreg_z10,
14823 reload<FPALL:mode><P:mode>_tomem_z10,
14824 reload<FPALL:mode><P:mode>_toreg_z10,
14825 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14826 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14827 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14828 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14830 (movmem, clrmem, cmpmem): New splitters added.
14832 * config/s390/predicates.md (larl_operand): Use
14833 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14834 SYMBOL_REF_ALIGN1_P.
14835 (s390_signed_integer_comparison,
14836 s390_unsigned_integer_comparison): New predicates.
14838 * config/s390/s390-protos.h (s390_check_symref_alignment,
14839 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14840 s390_reload_symref_address,
14841 s390_compare_and_branch_condition_mask): Prototypes added.
14843 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14844 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14845 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14847 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14849 * config/s390/s390.c (z10_cost): New cost function for z10.
14850 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14851 (s390_issue_rate): Adjust issue rate for z10.
14852 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14853 (processor_flags): Add PF_Z10.
14854 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14855 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14856 * gcc/config.gcc: Add z10.
14858 2008-05-28 Richard Guenther <rguenther@suse.de>
14860 PR tree-optimization/36291
14861 * tree-flow. h (struct gimple_df): Remove var_anns member.
14862 * tree-flow-inline.h (gimple_var_anns): Remove.
14863 (var_ann): Simplify.
14864 * tree-dfa.c (create_var_ann): Simplify.
14865 (remove_referenced_var): Clear alias info from var_anns of globals.
14866 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14867 (delete_tree_ssa): Clear alias info from var_anns of globals.
14868 Do not free var_anns.
14869 (var_ann_eq): Remove.
14870 (var_ann_hash): Likewise.
14872 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14874 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14875 and loongson2f entries.
14876 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14877 * config/mips/mips.h (processor_type): Add Loongson-2E
14878 and Loongson-2F entries.
14879 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14880 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14881 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14882 * doc/invoke.texi (MIPS Options): Document loongson2e
14883 and loongson2f processor names.
14885 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14889 * config/i386/i386.c (ix86_function_arg_boundary): Use
14890 alignment of canonical type.
14891 (ix86_expand_vector_move): Check unaligned memory access for
14894 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14896 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14897 Moved to the front of file.
14899 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14900 H.J. Lu <hongjiu.lu@intel.com>
14902 * dwarf2out.c (current_fde): New.
14904 (lookup_cfa:): Likewise.
14905 (dwarf2out_end_epilogue): Likewise.
14906 (dwarf2out_note_section_used): Likewise.
14908 2008-05-27 Michael Matz <matz@suse.de>
14911 * c.opt (Wenum-compare): New warning option.
14912 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14914 2008-05-27 Michael Matz <matz@suse.de>
14916 PR middle-end/36326
14917 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14919 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14920 into memory as tail calls.
14922 2008-05-27 Richard Guenther <rguenther@suse.de>
14924 PR tree-optimization/36339
14925 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14926 pointers cause all addressable variables to be call clobbered.
14928 2008-05-27 Richard Guenther <rguenther@suse.de>
14930 PR tree-optimization/36245
14931 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14933 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14935 * config/s390/s390.md: Replace all occurences of the 'm'
14936 constraint with 'RT'.
14938 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14940 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14942 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14944 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14945 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14946 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14948 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14950 * reload.c: (find_reloads): Skip alternatives according to the
14951 "enabled" attribute. Constify the constraint variable.
14952 * recog.c (get_attr_enabled): Add default implementation.
14953 (extract_insn): Set the alternative_enabled_p array
14954 in the recog_data struct.
14955 (preprocess_constraints, constrain_operands): Skip
14956 alternatives according to the "enabled" attribute
14957 * recog.h (struct recog_data): New field alternative_enabled_p.
14958 (skip_alternative): New inline function.
14959 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14960 (record_reg_classes): Skip alternative according to the
14961 "enabled" attribute.
14963 * doc/md.texi: Add documention for the "enabled" attribute.
14965 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14967 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14968 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14969 constraint with TARGET_MEM_CONSTRAINT.
14970 * recog.c (asm_operand_ok, preprocess_constraints,
14971 constrain_operands): Likewise.
14972 * regclass.c (record_reg_classes): Likewise.
14973 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14974 * reload1.c (maybe_fix_stack_asms): Likewise.
14975 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14976 * recog.h: Adjust comment.
14977 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14978 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14979 * doc/md.texi: Add a note to description of 'm' constraint.
14980 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14982 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14984 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14985 that the bitfield is of integral type before testing its precision.
14987 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14988 Sa Liu <saliu@de.ibm.com>
14990 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14991 __modti3, __udivti3, __umodti3 and __udivmodti4.
14992 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14993 that implement TImode mul and div functions.
14994 * config/spu/multi3.c: New. Implement __multi3.
14995 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14996 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14999 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15001 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15002 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15003 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15004 tls_sysv_suffix): New mode and mode attribute iterators.
15005 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15006 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15007 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15008 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15009 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15012 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15014 PR tree-optimization/36329
15015 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15016 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15017 * cgraphbuild.c (initialize_inline_failed): Use the latter
15018 macro in lieu of the former.
15019 * ipa-inline.c (cgraph_mark_inline): Likewise.
15020 (cgraph_decide_inlining_of_small_function): Likewise.
15021 (cgraph_decide_inlining): Likewise.
15022 (cgraph_decide_inlining_incrementally): Likewise.
15024 2008-05-26 Tristan Gingold <gingold@adacore.com>
15025 Anatoly Sokolov <aesok@post.ru>
15027 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15028 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15029 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15030 optimization for 'avr6' architecture.
15032 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15035 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15037 2008-05-26 Richard Guenther <rguenther@suse.de>
15039 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15040 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15042 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15044 PR middle-end/36253
15045 * caller-save.c (insert_restore): Verify alignment of spill space.
15046 (insert_save): Likewise.
15047 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15048 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15049 (STACK_SLOT_ALIGNMENT): Likewise.
15050 * function.c (LOCAL_ALIGNMENT): Removed.
15051 (get_stack_local_alignment): New.
15052 (assign_stack_local): Use it. Set alignment on stack slot.
15053 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15054 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15055 (STACK_SLOT_ALIGNMENT): New.
15056 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15057 stack slot in XFmode.
15059 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15061 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15064 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15065 argument operand in rax isn't removed.
15067 2008-05-26 Richard Guenther <rguenther@suse.de>
15069 PR middle-end/36300
15070 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15071 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15073 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15076 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15078 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15080 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15081 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15083 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15085 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15086 build a trampoline if we don't want one.
15087 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15088 return zero for nested functions if we don't want a trampoline.
15090 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15092 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15094 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15097 * c.opt: Removed undocumented option '-lang-fortran'.
15098 * c-common.h: Removed global variable 'lang_fortran'.
15099 * c-opts.c (c_common_handle_option): Removed code to handle
15100 option '-lang-fortran'. Updated includes.
15101 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15102 definition of '__GFORTRAN__'.
15103 (define__GNUC__): Reimplemented to use BASEVER and
15104 cpp_define_formatted.
15105 (builtin_define_with_value_n): Removed.
15106 * c-incpath.h: Renamed to ...
15107 * incpath.h: ... this.
15108 * c-incpath.c: Renamed to ...
15109 * incpath.c: ... this. Updated includes.
15110 * fix-header.c: Updated includes.
15111 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15112 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15113 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15115 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15117 * tree.h: Update the table of flags used on tree nodes.
15118 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15119 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15120 (FORCED_LABEL): Add access check.
15121 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15122 (ASM_INPUT_P): Likewise.
15123 (ASM_VOLATILE_P): Likewise.
15124 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15125 (OMP_SECTION_LAST): Access private_flag directly.
15126 (OMP_RETURN_NOWAIT): Likewise.
15127 (OMP_PARALLEL_COMBINED): Likewise.
15128 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15129 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15130 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15131 deprecated_flag directly.
15133 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15135 * final.c (frame_pointer_needed): Removed.
15136 * flags.h (frame_pointer_needed): Likewise.
15138 * function.h (rtl_data): Add frame_pointer_needed.
15139 (frame_pointer_needed): New.
15141 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15143 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15145 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15147 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15150 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15152 * c-common.c (strip_array_types): Move function to..
15154 (get_inner_array_type): Delete.
15155 * c-common.h (strip_array_types): Move declaration to..
15157 (get_inner_array_type): Delete.
15158 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15159 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15160 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15161 * config/pa/pa.c (emit_move_sequence): Likewise.
15163 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15165 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15168 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15170 * function.c: Include target hook for nonlocal_goto frame value.
15172 2008-05-24 Richard Guenther <rguenther@suse.de>
15174 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15175 variable can be only accessed through a pointer or a union.
15177 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15179 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15180 * doc/extend.texi: Likewise.
15182 2008-05-23 DJ Delorie <dj@redhat.com>
15184 * config/m32c/jump.md (untyped_call): Add.
15186 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15187 for A24 to PSImode.
15188 (m32c_address_cost): Detail costs for indirect offsets.
15190 2008-05-23 Rafael EspÃndola <espindola@google.com>
15192 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15193 if a node is a SUBREG.
15194 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15197 2008-05-23 Paul Brook <paul@codesourcery.com>
15198 Carlos O'Donell <carlos@codesourcery.com>
15200 * doc/extend.texi: Clarify use of __attribute__((naked)).
15201 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15202 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15203 * function.c (use_register_for_decl): Use
15204 targetm.calls.allocate_stack_slots_for_args.
15205 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15206 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15207 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15209 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15211 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15213 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15215 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15216 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15217 is only rounded once.
15219 2008-05-23 Richard Guenther <rguenther@suse.de>
15221 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15223 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15224 Jakub Jelinek <jakub@redhat.com>
15227 * configure.ac: Handle --enable-cld.
15228 * configure: Regenerated.
15229 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15230 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15231 (ix86_current_function_needs_cld): New define.
15232 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15233 (cld): New isns pattern.
15234 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15235 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15236 * config/i386/i386.opt (mcld): New option.
15237 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15238 TARGET_CLD and ix86_current_function_needs_cld.
15239 (override_options): Use -mcld by default for 32-bit code if
15242 * doc/install.texi (Options specification): Document --enable-cld.
15243 * doc/invoke.texi (Machine Dependent Options)
15244 [i386 and x86-64 Options]: Add -mcld option.
15245 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15247 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15248 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15249 (return_in_memory_64): Likewise.
15250 (return_in_memory_ms_64): Likewise.
15252 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15254 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15255 * builtins.c (fold_builtin_fpclassify): New.
15256 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15257 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15258 * c-common.c (handle_type_generic_attribute): Adjust to accept
15259 fixed arguments before an elipsis.
15260 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15261 * doc/extend.texi: Document __builtin_fpclassify.
15263 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15265 * omp-low.c (gate_expand_omp_ssa): Remove.
15266 (pass_expand_omp_ssa): Remove.
15267 (gate_expand_omp): Do not check for flag_openmp_ssa.
15268 * common.opt (-fopenmp-ssa): Remove.
15269 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15271 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15273 * config/sh/sh.opt (mfixed-range): New option.
15274 * config/sh/sh-protos.h (sh_fix_range): Declare.
15275 * config/sh/sh.c (sh_fix_range): New function.
15276 * config/sh/sh.h (sh_fixed_range_str): Declare.
15277 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15279 * doc/invoke.texi (SH Options): Document -mfixed-range.
15281 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15283 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15284 it before the redeclaration.
15286 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15288 * config/avr/avr.c (get_sequence_length): Add new function.
15289 (expand_prologue, expand_epilogue): Remove duplicate code.
15291 2008-05-22 Rafael EspÃndola <espindola@google.com>
15293 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15296 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15298 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15299 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15301 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15302 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15303 (vect_update_misalignment_for_peel): Likewise.
15304 (vector_alignment_reachable_p): Likewise.
15305 * tree-vect-transform.c (vectorizable_load): Likewise.
15306 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15307 (get_vectype_for_scalar_type): Pass mode of scalar_type
15308 to UNITS_PER_SIMD_WORD.
15310 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15311 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15312 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15313 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15314 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15316 2008-05-22 Ira Rosen <irar@il.ibm.com>
15318 PR tree-optimization/36293
15319 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15320 if the first load must be skipped because of a gap.
15322 2008-05-22 Richard Guenther <rguenther@suse.de>
15324 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15325 more cases of offset disambiguation that is possible if
15326 strict-aliasing rules apply.
15327 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15328 for basic offset and type-based disambiguation.
15330 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15332 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15333 ix86_expand_vector_set on V16QImode for SSE4.1.
15335 2008-05-21 Tom Tromey <tromey@redhat.com>
15337 * c.opt (Wimport): Mark as undocumented.
15338 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15340 (Warning Options): Likewise.
15341 * doc/cppopts.texi: Don't mention -Wimport.
15343 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15345 PR tree-optimization/36287
15346 PR tree-optimization/36286
15347 * lambda-code.c (build_access_matrix): Do not use the loop->num
15348 for computing the number of induction variables: use the loop depth
15351 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15354 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15355 option -f(no-)leading-underscore.
15357 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15359 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15360 GET_MODE_NUNITS (mode).
15362 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15364 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15365 (-mmulhw): Add 464 to description.
15366 (-mdlmzb): Likewise.
15367 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15368 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15370 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15371 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15372 * config/rs6000/rs6000.md: Update comments for 464.
15374 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15376 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15378 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15380 * config/i386/sse.md (vec_extractv4sf): Removed.
15381 (vec_extractv2df): Likewise.
15382 (vec_extractv2di): Likewise.
15383 (vec_extractv4si): Likewise.
15384 (vec_extractv8hi): Likewise.
15385 (vec_extractv16qi): Likewise.
15386 (vec_extract<mode>): New.
15388 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15390 * config/i386/sse.md (vec_setv4sf): Removed.
15391 (vec_setv2df): Likewise.
15392 (vec_setv2di): Likewise.
15393 (vec_setv4si): Likewise.
15394 (vec_setv8hi): Likewise.
15395 (vec_setv16qi): Likewise.
15396 (vec_set<mode>): New.
15398 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15400 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15401 goto for vec_concat and vec_interleave.
15403 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15405 * config/i386/sse.md (vec_initv4sf): Removed.
15406 (vec_initv2df): Likewise.
15407 (vec_initv2di): Likewise.
15408 (vec_initv4si): Likewise.
15409 (vec_initv8hi): Likewise.
15410 (vec_initv16qi): Likewise.
15411 (vec_init<mode>): New.
15413 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15415 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15417 2008-05-21 Tom Tromey <tromey@redhat.com>
15419 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15420 (zone_find_object_offset): Likewise.
15421 (gt_ggc_m_S): Likewise.
15422 (highest_bit): Likewise.
15423 * ggc-page.c (gt_ggc_m_S): New function.
15424 * stringpool.c (string_stack): Remove.
15425 (init_stringpool): Update.
15426 (ggc_alloc_string): Use ggc_alloc.
15427 (maybe_delete_ident): New function.
15428 (ggc_purge_stringpool): Likewise.
15429 (gt_ggc_m_S): Remove.
15430 * ggc-common.c (ggc_protect_identifiers): New global.
15431 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15432 ggc_protect_identifiers.
15433 * ggc.h (ggc_protect_identifiers): Declare.
15434 (gt_ggc_m_S): Update.
15435 (ggc_purge_stringpool): Declare.
15436 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15437 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15439 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15441 2008-05-21 David S. Miller <davem@davemloft.net>
15443 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15446 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15448 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15451 2008-05-20 David Daney <ddaney@avtrex.com>
15453 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15454 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15455 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15456 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15457 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15458 (atomic_hiqi_op): New define_code_iterator.
15459 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15460 mips_expand_compare_and_swap_12.
15461 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15462 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15463 (sync_<optab><mode>, sync_old_<optab><mode>,
15464 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15465 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15466 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15467 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15468 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15469 (test_and_set_12): New insn.
15470 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15471 sync_new_<optab><mode>, sync_old_nand<mode>,
15472 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15473 clobber to operand 0 for SI and DI mode insns.
15474 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15475 mips_gen_fn_4): New typedefs.
15476 (mips_gen_fn_ptrs): Define new union type.
15477 (mips_expand_compare_and_swap_12): Remove declaration.
15478 (mips_expand_atomic_qihi): Declare function.
15479 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15480 (mips_expand_atomic_qihi): ... this. Use new generator function
15482 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15483 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15484 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15485 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15486 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15487 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15488 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15489 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15490 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15491 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15494 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15496 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15499 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15501 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15502 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15503 (avr_attribute_table): Add 'OS_main' function attribute.
15504 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15505 functions with 'OS_main' attribute.
15507 2008-05-20 Richard Guenther <rguenther@suse.de>
15509 PR tree-optimization/35204
15510 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15511 helper, split out from ...
15512 (DFS): ... here. Make the DFS walk non-recursive.
15514 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15515 Jan Sjodin <jan.sjodin@amd.com>
15517 PR tree-optimization/36181
15518 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15519 (parallelize_loops): Don't parallelize when the loop has vector
15522 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15523 Sebastian Pop <sebastian.pop@amd.com>
15525 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15526 matrix, and never look at the tree representation of the memory
15528 (linear_transform_loops): Computes parameters and access matrices.
15529 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15531 (access_matrix_get_index_for_parameter): New.
15532 * tree-data-ref.h (struct access_matrix): New.
15533 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15534 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15535 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15536 am_vector_index_for_loop): New.
15537 (struct data_reference): Add field access_matrix.
15538 (DR_ACCESS_MATRIX): New.
15539 (compute_data_dependences_for_loop): Update declaration.
15540 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15541 * lambda.h (lambda_vector_vec_p): Declared.
15542 * lambda-code.c: Depend on pointer-set.h.
15543 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15544 av_for_af_base, av_for_af, build_access_matrix,
15545 lambda_compute_access_matrices): New.
15546 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15548 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15550 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15551 $SOURCEDIR/include.
15553 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15554 Sebastian Pop <sebastian.pop@amd.com>
15556 PR tree-optimization/36206
15557 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15559 (instantiate_scev_1): Rename flags to fold_conversions.
15560 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15561 outeside instantiation_loop.
15562 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15563 (evolution_function_is_affine_or_constant_p): Removed.
15564 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15566 (analyze_siv_subscript): Pass in the loop nest number.
15567 Call evolution_function_is_affine_in_loop instead of
15568 evolution_function_is_affine_p.
15569 (analyze_overlapping_iterations): Pass in the loop nest number.
15571 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15572 Sebastian Pop <sebastian.pop@amd.com>
15574 PR tree-optimization/36206
15575 * tree-chrec.h (chrec_fold_op): New.
15576 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15579 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15581 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15583 (remove_duplicates): Do not set inode on non-inode systems.
15586 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15588 * config.gcc (tm_file): Update comments about relative pathnames.
15590 2008-05-20 Richard Guenther <rguenther@suse.de>
15592 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15593 * tree-ssa-sccvn.c (process_scc): Likewise.
15594 * tree-ssa-sink.c (execute_sink_code): Likewise.
15595 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15596 * tree-vrp.c (process_assert_insertions): Likewise.
15597 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15598 (perform_tree_ssa_dce): Likewise.
15599 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15600 (dump_dominator_optimization_stats): Likewise.
15601 * tree-vectorizer.c (vectorize_loops): Likewise.
15603 2008-05-20 Richard Guenther <rguenther@suse.de>
15605 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15607 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15609 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15610 (ix86_i386elf_return_in_memory): Likewise.
15611 (ix86_i386interix_return_in_memory): Likewise.
15612 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15613 (SUBTARGET_RETURN_IN_MEMORY): New.
15614 * config/i386/i386elf.h: Likewise.
15615 * config/i386/ptx4-i.h: Likewise.
15616 * config/i386/sol2-10.h: Likewise.
15617 * config/i386/sysv4.h: Likewise.
15618 * config/i386/vx-common.h: Likewise.
15619 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15620 * config/i386/i386.c (ix86_return_in_memory): Made static and
15621 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15622 (ix86_i386elf_return_in_memory): Removed.
15623 (ix86_i386interix_return_in_memory): Removed.
15624 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15625 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15627 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15629 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15631 2008-05-19 Xinliang David Li <davidxl@google.com>
15633 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15635 * common.opt: Ditto.
15636 * doc/invoke.texi: Ditto.
15638 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15640 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15641 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15643 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15645 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15646 sizes of operand array from 8/4 to 4/2.
15647 (ix86_expand_vector_init_general): Change size of operand array
15648 from 32 to 16. Remove op0, op1 and half_mode.
15650 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15652 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15653 (ix86_expand_vector_init_interleave): Likewise.
15654 (ix86_expand_vector_init_general): Use them. Assert
15655 word_mode == SImode when n_words == 4.
15657 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15659 * config/i386/i386.c (ix86_secondary_reload): New static function.
15660 (TARGET_SECONDARY_RELOAD): New define.
15661 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15662 * config/i386/i386.md (reload_outqi): Remove.
15664 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15666 PR middle-end/35509
15667 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15668 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15669 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15670 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15671 (fold_builtin_1): Likewise.
15672 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15673 c-common.c (check_builtin_function_arguments): Handle
15674 BUILT_IN_ISINF_SIGN.
15675 * doc/extend.texi: Document __builtin_isinf_sign.
15676 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15678 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15680 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15681 EH cleanup at the end of the pass, search for those that have been
15682 turned into forwarder blocks and do the cleanup on their successor.
15684 2008-05-18 Richard Guenther <rguenther@suse.de>
15686 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15687 pointers to sizetype and vice versa.
15689 2008-05-18 Xinliang David Li <davidxl@google.com>
15691 * gcc/tree-ssa-dce.c: Coding style fix.
15692 (check_pow): Documentation comment.
15693 (check_log): Documenation comment. Coding style fix.
15694 (is_unnecessary_except_errno_call): Ditto.
15695 (gen_conditions_for_pow): Ditto.
15696 (gen_conditions_for_log): Ditto.
15697 (gen_shrink_wrap_conditions): Ditto.
15698 (shrink_wrap_one_built_in_calls): Ditto.
15699 * gcc/doc/invoke.texi: Better documentation string.
15700 * ChangeLog: Fix wrong change log entries from
15701 May 17 checkin on function call DCE.
15703 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15705 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15707 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15709 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15710 * df-problems.c (simulation routines): Fixed block comment to
15711 properly say how to add forwards scanning functions.
15713 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15715 * tree-inline.c (setup_one_parameter): Remove dead code.
15717 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15719 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15720 a BIT_AND_EXPR only for an INTEGER_TYPE.
15722 2008-05-17 Xinliang David Li <davidxl@google.com>
15724 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15725 (check_pow, check_log, is_unnecessary_except_errno_call): New
15726 functions to check for eliminating math functions that are pure
15727 except for setting errno.
15728 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15729 general condition expressions for shrink-wrapping pow/log calls.
15730 (gen_shrink_wrap_conditions): Ditto.
15731 (shrink_wrap_one_built_in_call): Ditto.
15732 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15733 (mark_operand_necessary): If debugging, output if OP is necessary.
15734 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15736 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15738 * gcc/common.opt: New user flag -ftree-builtin-dce.
15739 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15741 2008-05-16 David S. Miller <davem@davemloft.net>
15743 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15744 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15746 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15749 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15751 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15753 * ifcvt.c (dead_or_predicable): Rename
15754 df_simulate_one_insn_backwards to df_simulate_one_insn.
15755 * recog.c (peephole2_optimize): Ditto.
15756 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15758 * df.h: Rename df_simulate_one_insn_backwards to
15759 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15760 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15761 scanning of defs and uses.
15762 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15763 (df_simulate_one_insn_forwards): Removed.
15765 2008-05-16 Doug Kwan <dougkwan@google.com>
15767 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15769 (real_from_string): Handle NaNs and Inf as approriate.
15771 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15773 * doc/gty.texi (Source Files Containing Type Information): Note
15774 that headers should appear first in the gtfiles list.
15776 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15778 * tree.def (COND_EXEC): Properly documented this code.
15780 2008-05-16 Diego Novillo <dnovillo@google.com>
15782 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15783 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15786 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15788 * tree-ssa-dse (max_stmt_uid): Removed.
15789 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15790 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15791 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15792 * function.h (cfun.last_stmt_uid): New field.
15793 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15794 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15796 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15797 (create_stmt_ann): Initialize the ann->uid field.
15798 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15800 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15802 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15804 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15805 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15806 (init_empty_tree_cfg): Call it.
15808 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15810 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15813 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15815 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15816 * tree-dump.c (dump_options): New verbose option.
15817 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15819 * tree-pass.h (TDF_VERBOSE): New dump flag.
15820 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15821 (tree-flow.h): Added include.
15822 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15824 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15826 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15828 From Jie Zhang <jie.zhang@analog.com>
15829 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15830 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15831 mcpu=bf561-none and mcpu=bf561-0.2.
15832 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15833 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15834 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15835 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15836 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15837 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15838 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15840 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15841 (cputype_selected): Remove.
15842 (bfin_handle_option): Don't use cputype_selected.
15843 (override_options): When no mcpu option, enable all workarounds.
15844 Don't use bfin_workarounds.
15845 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15847 (DEFAULT_CPU_TYPE): Don't define.
15849 2008-05-16 Richard Guenther <rguenther@suse.de>
15851 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15852 on deletion of the last stmt.
15854 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15856 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15857 V8HImode for SSE2 and V16QImode for SSE4.1.
15859 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15861 * cgraph.h (compute_inline_parameters): Made public.
15862 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15863 variable_generate_summary, function_write_summary,
15864 variable_write_summary, variable_read_summary. Added generate_summary,
15865 write_summary, read_summary.
15866 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15867 pass_ipa_inline.function_generate_summary, to
15868 compute_inline_parameters.
15869 * ipa-inline.c (compute_inline_parameters): Made public and added
15871 (compute_inline_parameters_for_current): New function.
15872 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15873 (inline_generate_summary): Removed parameter and made to loop over
15875 (pass_ipa_inline): Updated for new IPA_PASS structure.
15876 * passes.c (execute_ipa_summary_passes): Now is called once per
15877 pass rather than once per node*pass.
15879 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15881 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15882 avr_have_mul_p, avr_asm_only_p): Remove variables.
15883 (avr_override_options): Remove initialization of removed variables.
15884 (avr_file_start): Convert removed variables to fields of
15885 'struct base_arch_s *avr_current_arch'.
15886 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15887 (AVR_HAVE_MUL): (Ditto.).
15888 (AVR_HAVE_MOVW): (Ditto.).
15889 (AVR_HAVE_LPMX): (Ditto.).
15890 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15891 avr_asm_only_p): Remove declaration.
15893 2008-05-15 Diego Novillo <dnovillo@google.com>
15895 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15896 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15898 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15900 PR middle-end/36194
15901 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15902 Don't call record_truncated_value from here.
15903 (record_truncated_value): Turn it into a for_each_rtx callback.
15904 (record_truncated_values): New function.
15905 (combine_instructions): Call note_uses with record_truncated_values.
15906 Change name of check_conversion to check_promoted_subreg.
15908 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15910 * doc/sourcebuild.texi: Document support for torture tests.
15912 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15914 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15915 to alternative 4 of operand 2.
15917 2008-05-15 Richard Guenther <rguenther@suse.de>
15919 * tree-pass.h (current_pass): Declare.
15920 (get_pass_for_id): Likewise.
15921 * passes.c (passes_by_id, passes_by_id_size): New globals.
15922 (set_pass_for_id): New function.
15923 (get_pass_for_id): Likewise.
15924 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15925 (execute_function_todo): Flush per function statistics.
15926 * toplev.c (compile_file): Init statistics.
15927 (general_init): Do early statistics initialization.
15928 (finalize): Finish statistics.
15929 * statistics.h (statistics_early_init): Declare.
15930 (statistics_init): Likewise.
15931 (statistics_fini): Likewise.
15932 (statistics_fini_pass): Likewise.
15933 (statistics_counter_event): Likewise.
15934 (statistics_histogram_event): Likewise.
15935 * statistics.c: New file.
15936 * Makefile.in (OBJS-common): Add statistics.o.
15937 (statistics.o): Add dependencies.
15938 * doc/invoke.texi (-fdump-statistics): Document.
15940 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15941 (insert): Likewise.
15942 (execute_pre): Use statistics_counter_event.
15943 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15944 (substitute_and_fold): Increment it. Use statistics_counter_event.
15946 2008-05-15 Diego Novillo <dnovillo@google.com>
15948 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15950 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15951 * tree-ssa-alias.c (new_type_alias): Remove references to
15952 sub-variables from comment.
15953 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15955 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15957 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15958 attribute to 1 only for insertps alternative.
15960 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15962 * config/bfin/bfin.md (loadbytes): New pattern.
15963 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15964 (bfin_init_builtins): Initialize it.
15965 (bdesc_1arg): Add it.
15967 2008-05-15 Sa Liu <saliu@de.ibm.com>
15969 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15970 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15971 * testsuite/lib/target-supports.exp: Add
15972 check_effective_target_fortran_integer_16.
15974 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15976 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15977 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15978 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15979 (TARGET_RETURN_IN_MEMORY): Define.
15981 2008-05-15 Richard Guenther <rguenther@suse.de>
15983 PR middle-end/36244
15984 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15985 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15986 represent unmodifiable vars.
15988 2008-05-15 Richard Guenther <rguenther@suse.de>
15990 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15991 INDIRECT_REF and TARGET_MEM_REF.
15992 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15995 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15996 H.J. Lu <hongjiu.lu@intel.com>
15998 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15999 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16000 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16001 insn alternatives. Add missing alternatives.
16002 (*vec_concatv2di_rex64_sse4_1): Likewise.
16003 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16004 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16005 Require TARGET_SSE.
16007 2008-05-15 Richard Guenther <rguenther@suse.de>
16009 PR tree-optimization/36009
16010 PR tree-optimization/36204
16011 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16012 (determine_invariantness_stmt): Record the loop a store is
16013 always executed in.
16014 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16017 2008-05-15 Richard Guenther <rguenther@suse.de>
16019 PR tree-optimization/34330
16020 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16021 through the pointer will alias the SMT.
16023 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16025 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16027 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16029 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16031 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16032 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16034 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16035 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16036 (vashl_optab): New optab for vector/vector shifts.
16037 (vashr_optab): Ditto.
16038 (vlshr_optab): Ditto.
16039 (vrotl_optab): Ditto.
16040 (vrotr_optab): Ditto.
16041 (optab_subtype): New enum for optab_for_tree_code call.
16042 (optab_for_tree_code): Add enum optab_subtype argument.
16044 * optabs.c (optab_for_tree_code): Take an additional argument to
16045 distinguish between a vector shift by a scalar and vector shift by
16046 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16047 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16048 vector shift by a vector.
16049 (expand_widen_pattern_expr): Pass additional argument to
16050 optab_for_tree_code.
16052 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16053 vrotl_optab, vrotr_optab.
16055 * expr.c (expand_expr_real_1): Update calls to
16056 optab_for_tree_code to distinguish between vector shifted by a
16057 scalar and vector shifted by a vector.
16058 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16059 (supportable_narrowing_operation): Ditto.
16060 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16061 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16062 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16063 (vect_create_epilog_for_reduction): Ditto.
16064 (vectorizable_reduction): Ditto.
16065 (vectorizable_operation): Ditto.
16066 (vect_strided_store_supported): Ditto.
16067 (vect_strided_load_supported): Ditto.
16068 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16069 * expmed.c (expand_shift): Ditto.
16071 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16073 (ashr@var{m}3): Ditto.
16074 (vashl@var{m}3): Document new vector/vector shift standard name.
16075 (vashr@var{m}3): Ditto.
16076 (vlshr@var{m}3): Ditto.
16077 (vrotl@var{m}3): Ditto.
16078 (vrotr@var{m}3): Ditto.
16080 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16081 (PPERM_INVERT): Ditto.
16082 (PPERM_REVERSE): Ditto.
16083 (PPERM_REV_INV): Ditto.
16084 (PPERM_ZERO): Ditto.
16085 (PPERM_ONES): Ditto.
16086 (PPERM_SIGN): Ditto.
16087 (PPERM_INV_SIGN): Ditto.
16088 (PPERM_SRC1): Ditto.
16089 (PPERM_SRC2): Ditto.
16091 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16092 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16093 allows a memory operand to be the value being added, and split it
16094 to improve vectorization.
16095 (sse5_pmacsdqh_mem): Ditto.
16096 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16097 (sse5_mulv2div2di3_high): Ditto.
16098 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16099 (vec_pack_trunc_v4si): Ditto.
16100 (vec_pack_trunc_v2di): Ditto.
16101 (sse5_pcmov_<mode>): Remove code that tried to use use
16102 andps/andnps instead of pcmov.
16103 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16104 pmacsdqh instructions.
16105 (vec_widen_smult_lo_v4si): Ditto.
16107 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16108 (PPERM_INVERT): Ditto.
16109 (PPERM_REVERSE): Ditto.
16110 (PPERM_REV_INV): Ditto.
16111 (PPERM_ZERO): Ditto.
16112 (PPERM_ONES): Ditto.
16113 (PPERM_SIGN): Ditto.
16114 (PPERM_INV_SIGN): Ditto.
16115 (PPERM_SRC1): Ditto.
16116 (PPERM_SRC2): Ditto.
16117 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16119 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16121 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16122 says ignore whether the last reference is a memory operand.
16124 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16125 Paolo Bonzini <bonzini at gnu dot org>
16127 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16130 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16131 (vlshr<mode>3): Rename from vlshr<mode>3.
16132 (vashr<mode>3): Rename from vashr<mode>3.
16133 (mulv4sf3): Change the names of vector shift patterns.
16137 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16140 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16165 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16166 (floatunssidf2_internal): Change vector/vector shift names.
16167 (floatunsdidf2_internal): Ditto.
16174 (vashl<mode>3): Rename from ashl<mode>3.
16175 (vashr<mode>3): Rename from ashr<mode>3.
16176 (vlshr<mode>3): Rename from lshr<mode>3.
16177 (vrotl<mode>3): Rename from rotl<mode>3.
16179 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16182 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16183 multiply gives the wrong value when doing widening multiplies.
16184 (vec_widen_smult_lo_v4si): Ditto.
16186 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16188 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16189 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16190 emit_library_call_value.
16191 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16192 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16193 * calls.c (initialize_argument_information, precompute_arguments,
16194 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16195 (precompute_arguments): Removed flags parameter.
16196 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16198 2008-05-14 Richard Guenther <rguenther@suse.de>
16200 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16201 Make sure to register the store if the use is a PHI_NODE.
16203 2008-05-14 Olivier Hainque <hainque@adacore.com>
16205 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16206 memory if the component is to be referenced in BLKmode according
16207 to get_inner_reference.
16209 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16211 * calls.c (emit_library_call_value_1): Restore code clearing
16212 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16214 2008-05-14 Olivier Hainque <hainque@adacore.com>
16215 Nicolas Roche <roche@adacore.com>
16217 * configure.ac: Add support for a "gcc_subdir" variable in
16218 config-lang.in, to denote a subdirectory where the language/GCC
16219 integration files are to be found.
16220 * configure: Regenerate.
16222 2008-05-14 Ira Rosen <irar@il.ibm.com>
16224 PR tree-optimization/36098
16225 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16226 value for the first load in the group in case of a gap.
16227 (vect_build_slp_tree): Check that there are no gaps in loads.
16229 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16231 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16232 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16233 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16234 emit_insn and remove unneeded code to construct extra args.
16235 (emit_no_conflict_block): Removed.
16236 * optabls.h: (emit_no_conflict_block): Removed.
16237 * cse.c (cse_extended_basic_block): Remove search for
16238 REG_NO_CONFLICT note.
16239 * global.c: Removed incorrect comment added in revision 117.
16240 * expr.c (convert_move): Change call to emit_no_conflict_block to
16242 * recog.c: Change comments so that they do not mention
16244 * local_alloc.c (combine_regs): Removed last parameter.
16245 (no_conflict_p): Removed.
16246 (block_alloc): Removed note, no_conflict_combined_regno and set
16247 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16248 (combine_regs): Removed already_dead and code to look for
16249 REG_NO_CONFLICT notes.
16250 * lower_subreg (remove_retval_note): Removed code to look for
16251 REG_NO_CONFLICT block.
16252 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16253 (resolve_clobber): Remove code to process libcalls that have
16254 REG_NO_CONFLICT notes.
16255 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16257 * combine.c (can_combine_p, distribute_notes): Removed
16258 REG_NO_CONFLICT case.
16259 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16261 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16262 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16264 * reg-notes.def (NO_CONFLICT): Removed.
16266 2008-05-14 David S. Miller <davem@davemloft.net>
16268 * config/sparc/sparc.c (sparc_profile_hook): If
16269 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16270 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16271 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16273 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16275 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16277 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16280 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16281 and op1 expansion before vector concat to have less live pseudos.
16283 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16285 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16286 ix86_expand_vector_set if supported.
16288 2008-05-13 Diego Novillo <dnovillo@google.com>
16289 Kenneth Zadeck <zadeck@naturalbridge.com>
16291 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16293 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16294 phinodes_print_statistics, init_ssanames, fini_ssanames,
16295 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16296 release_ssa_name, release_defs, replace_ssa_name_symbol,
16297 ssanames_print_statistics): Move ...
16298 * tree-flow.h: ... here.
16299 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16300 Use FN instead of cfun.
16301 (make_ssa_name_fn): Rename from make_ssa_name.
16302 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16303 * tree-flow-inline.h (make_ssa_name): Move from
16304 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16305 * omp-low.c (expand_omp_parallel):
16306 * tree-flow-inline.h (redirect_edge_var_map_result):
16307 * tree-ssa.c (init_tree_ssa): Add argument FN.
16308 Use it instead of cfun. Update all users.
16310 2008-05-13 Tom Tromey <tromey@redhat.com>
16312 PR preprocessor/22168:
16313 * doc/cpp.texi (Top): Update menu.
16314 (Alternatives to Wrapper #ifndef): New node.
16315 (Other Directives): Document deprecation.
16316 (Obsolete Features): Remove menu.
16317 (Assertions): Merge node into Obsolete Features.
16318 (Obsolete once-only headers): Move earlier; rename to Alternatives
16319 to Wrapper #ifndef.
16320 * doc/cppopts.texi: Update.
16321 * c.opt (Wdeprecated): Enable for C and ObjC.
16322 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16323 (C++ Dialect Options): Move -Wno-deprecated from here to...
16324 (Warning Options): ... here.
16326 2008-05-13 Richard Guenther <rguenther@suse.de>
16328 PR middle-end/36227
16329 * fold-const.c (fold_sign_changed_comparison): Do not allow
16330 changes in pointer-ness.
16332 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16335 * config/sh/sh.c (sh_expand_prologue): Don't clear
16336 RTX_FRAME_RELATED_P for push insns.
16338 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16340 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16342 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16344 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16345 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16346 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16348 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16350 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16351 (*vec_concatv4sf_sse): This.
16352 (*sse2_concatv2si): Renamed to ...
16353 (*vec_concatv2si_sse2): This.
16354 (*sse1_concatv2si): Renamed to ...
16355 (*vec_concatv2si_sse): This.
16356 (*vec_concatv2di_rex): Renamed to ...
16357 (*vec_concatv2di_rex64): This.
16358 (*vec_concatv2si_sse4_1): New.
16359 (*vec_concatv2di_rex64_sse4_1): Likewise.
16361 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16363 PR rtl-optimization/36111
16364 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16365 that was created for swappable operands.
16367 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16370 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16371 * configure.ac: Add call to ACX_PROG_GNAT.
16373 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16375 * optc-gen.awk: Fix comment typo.
16377 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16379 * pretty-print.c (pp_integer_with_precision): Use
16380 HOST_LONG_LONG_FORMAT.
16382 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16384 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16386 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16388 * config/i386/i386.c (bdesc_ptest): Removed.
16389 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16390 (bdesc_args): Add __builtin_ia32_ptestz128,
16391 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16392 (ix86_init_mmx_sse_builtins): Updated.
16393 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16394 (ix86_expand_builtin): Updated.
16396 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16398 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16399 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16401 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16403 * value-prof.c (interesting_stringop_to_profile): Do not
16404 return early for BUILT_IN_MEMPCPY.
16406 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16408 * calls.c (expand_call): Don't use callgraph to increase
16409 preferred_stack_boundary.
16411 * cgraph.h (cgraph_rtl_info): Use unsigned on
16412 preferred_incoming_stack_boundary.
16414 * final.c (rest_of_clean_state): Use unsigned on
16415 preferred_stack_boundary.
16417 2008-05-09 Tom Tromey <tromey@redhat.com>
16419 PR preprocessor/22231:
16420 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16423 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16425 PR tree-optimization/36129
16426 * tree-ssa-ccp.c: Include value-prof.h.
16427 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16428 built-in function was folded to a constant.
16429 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16431 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16432 Sebastian Pop <sebastian.pop@amd.com>
16434 * tree-scalar-evolution.c: Document instantiate_scev.
16435 (instantiate_parameters_1): Renamed instantiate_scev_1.
16436 Don't use the same loop for instantiation_loop and evolution_loop.
16437 (instantiate_scev): New.
16438 (instantiate_parameters): Moved...
16439 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16440 same loop twice. Maintains the semantics for this function.
16441 * tree-scalar-evolution.h (instantiate_scev): Declare.
16442 (instantiate_parameters): ...here. Now static inline.
16443 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16444 instead of resolve_mixers.
16446 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16448 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16450 2008-05-09 Tomas Bily <tbily@suse.cz>
16452 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16453 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16454 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16455 * c-common.c (c_common_truthvalue_conversion): Likewise.
16456 * tree-object-size.c (compute_object_offset): Likewise.
16457 * tree-inline.c (estimate_num_insns_1): Likewise.
16458 * varasm.c (const_hash_1, compare_constant, copy_constant)
16459 (compute_reloc_for_constant, output_addressed_constants)
16460 (initializer_constant_valid_p): Likewise.
16461 * c-omp.c (check_omp_for_incr_expr): Likewise.
16462 * gimplify.c (gimplify_expr): Likewise.
16463 * c-typeck.c (c_finish_return): Likewise.
16464 * tree-vectorizer.c (supportable_widening_operation)
16465 (supportable_narrowing_operation): Likewise.
16466 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16467 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16468 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16469 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16470 (descr_info_loc): Likewise.
16471 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16472 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16473 (fold_unary): Likewise.
16474 * builtins.c (get_pointer_alignment): Likewise.
16475 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16476 (instantiate_parameters_1): Likewise.
16477 * tree.c (expr_align, stabilize_reference): Likewise.
16478 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16479 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16480 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16481 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16482 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16483 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16485 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16486 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16487 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16488 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16489 (forward_propagate_comparison)
16490 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16491 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16492 * emit-rtl.c (component_ref_for_mem_expr)
16493 (set_mem_attributes_minus_bitpos): Likewise.
16494 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16495 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16497 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16498 (build_function_call, pointer_diff, build_compound_expr)
16499 (c_finish_return): Likewise.
16500 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16501 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16503 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16504 * expr.c (is_aligning_offset): Likewise.
16505 * tree-ssa-alias.c (is_escape_site): Likewise.
16506 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16507 (check_all_va_list_escapes): Likewise.
16508 * tree-ssa-loop-ivopts.c (determine_base_object)
16509 (determine_common_wider_type): Likewise.
16510 * dojump.c (do_jump): Likewise.
16511 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16512 * tree-gimple.c (is_gimple_cast): Likewise.
16513 * fold-const.c (decode_field_reference, )
16514 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16515 (fold_binary): Likewise.
16516 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16517 (already_warned_in_frontend_p): Likewise.
16518 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16519 * tree.c (really_constant_p, get_unwidened): Likewise.
16520 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16521 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16522 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16524 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16526 (CONVERT_EXPR_P): Define.
16527 (CASE_CONVERT): Define.
16529 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16531 PR middle-end/36117
16532 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16533 (delete_unmarked_insns): When deleting a call, call
16534 delete_unreachable_blocks.
16535 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16536 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16538 2008-05-08 Richard Guenther <rguenther@suse.de>
16540 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16541 (-ftree-salias): Likewise.
16542 (salias-max-implicit-fields): Remove param documentation.
16543 (salias-max-array-elements): Likewise.
16544 * tree-pass.h (pass_create_structure_vars): Remove.
16545 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16546 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16547 * tree-ssa-alias.c (create_structure_vars): Remove.
16548 (gate_structure_vars): Likewise.
16549 (pass_create_structure_vars): Likewise.
16550 (gate_build_alias): Likewise.
16551 (pass_build_alias): Adjust to run always and dump the function.
16552 * common.opt (ftree-salias): Hide.
16553 * passes.c (init_optimization_passes): Remove
16554 pass_create_structure_vars, adjust comment.
16555 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16556 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16557 * opts.c (decode_options): Do not set flag_tree_salias.
16558 (common_handle_option): Add OPT_ftree_salias to the backward
16559 compatibility section.
16561 2008-05-08 Richard Guenther <rguenther@suse.de>
16563 * tree-flow-inline.h (var_can_have_subvars): Move ...
16564 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16565 * tree-flow.h (var_can_have_subvars): Remove.
16566 (push_fields_onto_fieldstack): Remove.
16567 (sort_fieldstack): Likewise.
16568 (struct fieldoff): Move ...
16569 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16570 alias_set and base_for_components fields.
16571 (sort_fieldstack): Make static.
16572 (push_fields_onto_fieldstack): Likewise. Remove code that
16573 handles anything but RECORD_TYPEs. Remove alias_set and
16574 base_for_components handling.
16575 (create_variable_info_for): Adjust.
16577 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16579 * common.opt (Wframe-larger-than=): Shorten the help message
16581 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16583 2008-05-08 Rafael EspÃndola <espindola@google.com>
16585 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16587 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16588 trap and that both operands are gimple values.
16589 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16590 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16593 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16595 * read-rtl.c (join_c_conditions): Return the first string if the
16596 two strings are equal.
16598 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16600 * gensupport.h (pred_data): Add a "num_codes" field.
16601 (add_predicate_code): Declare.
16602 * gensupport.c (add_predicate_code): New function.
16603 (std_pred_table): Add an "allows_const_p" field.
16604 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16605 Remove the (incomplete) list of such codes from the codes field.
16606 (init_predicate_table): Use add_predicate_code. Add all
16607 RTX_CONST_OBJs if allows_const_p is true.
16608 * genrecog.c (process_define_predicate): Use add_predicate_code.
16610 2008-05-08 David Daney <ddaney@avtrex.com>
16611 Richard Sandiford <rsandifo@nildram.co.uk>
16613 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16614 special case of constant zero operands.
16615 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16616 old and new values. Special case constant zero values.
16617 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16619 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16620 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16622 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16625 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16626 similar RTX_CONST_OBJ before CONST_INT.
16628 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16630 * stmt.c (expand_stack_restore): Change sa mode if needed.
16632 2008-05-08 Richard Guenther <rguenther@suse.de>
16634 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16635 return type to bool.
16636 (ix86_sol10_return_in_memory): Likewise.
16637 (ix86_i386elf_return_in_memory): Likewise.
16638 (ix86_i386interix_return_in_memory): Likewise.
16639 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16640 (ix86_sol10_return_in_memory): Likewise.
16641 (ix86_i386elf_return_in_memory): Likewise.
16642 (ix86_i386interix_return_in_memory): Likewise.
16644 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16647 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16649 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16650 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16653 2008-05-08 Richard Guenther <rguenther@suse.de>
16655 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16656 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16657 (DR_SUBVARS): Remove.
16658 * tree-dfa.c (dump_subvars_for): Remove.
16659 (debug_subvars_for): Likewise.
16660 (dump_variable): Do not dump subvars.
16661 (remove_referenced_var): Do not remove subvars.
16662 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16663 (lookup_subvars_for_var): Remove.
16664 (get_subvars_for_var): Likewise.
16665 (get_subvars_at): Likewise.
16666 (get_first_overlapping_subvar): Likewise.
16667 (overlap_subvar): Likewise.
16668 * tree-flow.h (subvar_t): Remove.
16669 (struct var_ann_d): Remove subvars field.
16670 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16671 argument. Remove special handling of SFTs.
16672 (compute_tag_properties): Likewise.
16673 (set_initial_properties): Likewise.
16674 (compute_call_clobbered): Likewise.
16675 (count_mem_refs): Likewise.
16676 (compute_memory_partitions): Likewise.
16677 (compute_flow_insensitive_aliasing): Likewise.
16678 (setup_pointers_and_addressables): Likewise.
16679 (new_type_alias): Likewise.
16680 (struct used_part): Remove.
16681 (used_portions): Likewise.
16682 (struct used_part_map): Likewise.
16683 (used_part_map_eq): Likewise.
16684 (used_part_map_hash): Likewise.
16685 (free_used_part_map): Likewise.
16686 (up_lookup): Likewise.
16687 (up_insert): Likewise.
16688 (get_or_create_used_part_for): Likewise.
16689 (create_sft): Likewise.
16690 (create_overlap_variables_for): Likewise.
16691 (find_used_portions): Likewise.
16692 (create_structure_vars): Likewise.
16693 * tree.def (STRUCT_FIELD_TAG): Remove.
16694 * tree.h (MTAG_P): Adjust.
16695 (struct tree_memory_tag): Remove base_for_components and
16696 unpartitionable flags.
16697 (struct tree_struct_field_tag): Remove.
16698 (SFT_PARENT_VAR): Likewise.
16699 (SFT_OFFSET): Likewise.
16700 (SFT_SIZE): Likewise.
16701 (SFT_NONADDRESSABLE_P): Likewise.
16702 (SFT_ALIAS_SET): Likewise.
16703 (SFT_UNPARTITIONABLE_P): Likewise.
16704 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16705 (union tree_node): Remove sft field.
16706 * alias.c (get_alias_set): Remove special handling of SFTs.
16707 * print-tree.c (print_node): Remove handling of SFTs.
16708 * tree-dump.c (dequeue_and_dump): Likewise.
16709 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16710 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16711 * tree-predcom.c (set_alias_info): Do not set subvars.
16712 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16713 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16714 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16715 (add_vars_for_offset): Remove.
16716 (add_virtual_operand): Remove special handling of SFTs.
16717 (add_call_clobber_ops): Likewise.
16718 (add_call_read_ops): Likewise.
16719 (get_asm_expr_operands): Likewise.
16720 (get_modify_stmt_operands): Likewise.
16721 (get_expr_operands): Likewise.
16722 (add_to_addressable_set): Likewise.
16723 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16724 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16725 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16726 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16727 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16728 (tree_node_structure): Likewise.
16729 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16731 (find_what_p_points_to): Likewise.
16733 2008-05-08 Sa Liu <saliu@de.ibm.com>
16735 * config/spu/spu.md: Fixed subti3 pattern.
16737 2008-05-08 Richard Guenther <rguenther@suse.de>
16739 PR middle-end/36154
16740 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16741 sure to create a representative for trailing arrays for PTA.
16743 2008-05-08 Richard Guenther <rguenther@suse.de>
16745 PR middle-end/36172
16746 * fold-const.c (operand_equal_p): Two objects which types
16747 differ in pointerness are not equal.
16749 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16751 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16752 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16753 (emit_library_call_value_1): Add new variable fndecl initialized by
16754 NULL_TREE. It should be the decl type of orgfun, but this information
16755 seems not to be available here, so it uses the default calling abi.
16756 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16757 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16758 by TARGET_RETURN_IN_MEMORY.
16759 * config/i386/i386-interix.h: Likewise.
16760 * config/i386/i386.h: Likewise.
16761 * config/i386/i386elf.h: Likewise.
16762 * config/i386/ptx4-i.h: Likewise.
16763 * config/i386/sol2-10.h: Likewise.
16764 * config/i386/sysv4.h: Likewise.
16765 * config/i386/vx-common.h: Likewise.
16766 * config/cris/cris.h: Removed #if 0 clause.
16767 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16768 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16770 (ix86_sol10_return_in_memory): Likewise.
16771 (ix86_i386elf_return_in_memory): New.
16772 (ix86_i386interix_return_in_memory): New.
16773 * config/mt/mt-protos.h (mt_return_in_memory): New.
16774 * config/mt/mt.c: Likewise.
16775 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16776 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16777 * config/bfin/bfin.h: Likewise.
16778 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16780 * config/bfin/bfin.c: Likewise.
16781 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16782 * config/alpha/unicosmk.h: Likewise.
16783 * config/i386/cygming.h: Likewise.
16784 * config/iq2000/iq2000.h: Likewise.
16785 * config/mips/mips.h: Likewise.
16786 * config/mn10300/mn10300.h: Likewise.
16787 * config/rs6000/rs6000.h: Likewise.
16788 * config/score/score.h: Likewise.
16789 * config/spu/spu.h: Likewise.
16790 * config/v850/v850.h: Likewise.
16791 * defaults.h: Likewise.
16792 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16793 * expr.c (emit_block_move): Adjust use of
16794 OUTGOING_REG_PARM_STACK_SPACE.
16795 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16796 OUTGOING_REG_PARM_STACK_SPACE.
16797 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16799 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16801 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16802 on OMP_RETURN for OMP_FOR.
16805 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16806 (fortran_common): New function.
16807 (gen_variable_die): Call fortran_common instead of common_check,
16808 adjust for it returning tree instead of rtx. Formatting.
16810 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16814 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16815 * c-decl.c (merge_decls): Ditto.
16816 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16817 to RTL_CONST_OR_PURE_CALL_P.
16818 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16819 Initialized DECL_LOOPING_CONST_PURE.
16820 (process_call_operands): Set tree_side_effects properly.
16821 * tree.h (TREE_READONLY_DECL_P): Removed.
16822 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16823 (DECL_LOOPING_OR_CONST_P): New macro.
16824 (struct tree_function_decl): Added looping_const_or_pure_p.
16825 (ECF_*) Renumbered.
16826 (ECF_LOOPING_OR_CONST_P): New macro.
16827 * rtlanal.c (pure_const_p): Removed.
16828 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16829 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16830 to RTL_CONST_CALL_P.
16831 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16832 (check_decl, check_tree, check_call, scan_function): Initialize
16834 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16835 (static_execute): Set looping true for recursive functions.
16836 Undo setting state to IPA_NEITHER for recursive functions.
16837 * cse.c (cse_insn):
16838 * ifcvt.c (noce_can_store_speculate_p): Changed
16839 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16840 RTL_CONST_OR_PURE_CALL_P.
16841 * dse.c (scan_insn): Ditto.
16842 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16843 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16844 RTL_CONST_OR_PURE_CALL_P.
16845 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16846 pure_call_p to RTL_CONST_CALL_P.
16847 * gimplify.c (gimplify_call_expr): Clear side effects for
16848 non-looping pure and constant calls.
16849 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16850 (flags_from_decl_or_type): Set ecf flags from decl flags.
16851 (initialize_argument_information): Turn off
16852 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16853 Change const to pure if callee_copies is true rather than just
16855 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16856 way of marking pure calls.
16857 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16858 Remove hack that was supposed to fix pr7335 and remove old
16859 way of marking pure calls.
16860 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16861 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16862 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16863 RTL_CONST_OR_PURE_CALL_P.
16864 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16865 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16866 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16867 * sched-deps.c (schedule_analyze): Ditto.
16868 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16869 return_val field of calls to represent pure and const function info.
16870 (CONST_OR_PURE_CALL_P): Deleted macro.
16871 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16872 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16873 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16875 * tree-optimize.c (execute_fixup_cfg): Added test for
16876 ECF_LOOPING_CONST_OR_PURE.
16877 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16879 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16880 effects for looping pure or const calls.
16881 (verify_gimple_expr): Added verification code.
16882 * config/alpha/alpha.c (alpha_legitimize_address,
16883 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16885 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16886 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16887 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16888 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16889 RTL_CONST_OR_PURE_CALL_P.
16890 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16891 and const calls to be deleted.
16893 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16896 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16897 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16898 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16899 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16900 to handle nonimmediate operands.
16901 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16902 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16903 to handle nonimmediate operands.
16904 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16905 (mmx_pmulhrwv4hi3): New expander. Use
16906 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16907 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16908 (sse2_umulv1siv1di3): New expander. Use
16909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16910 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16911 (mmx_eq<mode>3): New expander. Use
16912 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16913 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16914 (mmx_uavgv8qi3): New expander. Use
16915 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16916 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16917 (mmx_uavgv4hi3): New expander. Use
16918 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16920 * config/i386/sse.md
16921 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16922 to handle nonimmediate operands.
16923 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16924 to handle nonimmediate operands.
16925 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16926 to handle nonimmediate operands.
16927 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16928 to handle nonimmediate operands.
16929 (sse2_unpckhpd_exp): New expander. Use
16930 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16931 (sse2_unpcklpd_exp): New expander. Use
16932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16933 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16934 to handle nonimmediate operands.
16935 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16936 to handle nonimmediate operands.
16937 (*sse2_<plusminus_insn><mode>3): Rename from
16938 sse2_<plusminus_insn><mode>3 insn pattern.
16939 (sse2_<plusminus_insn><mode>3): New expander. Use
16940 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16941 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16942 (sse2_umulv2siv2di3): New expander. Use
16943 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16944 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16945 (sse4_1_mulv2siv2di3): New expander. Use
16946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16947 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16948 (sse2_pmaddwd): New expander. Use
16949 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16950 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16951 (sse2_eq<mode>3): New expander. Use
16952 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16953 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16954 (sse4_1_eqv2di3): New expander. Use
16955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16956 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16957 (sse2_uavgv16qi3): New expander. Use
16958 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16959 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16960 (sse2_uavgv16qi3): New expander. Use
16961 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16962 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16963 (sse2_uavgv8hi3): New expander. Use
16964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16965 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16966 (ssse3_pmulhrswv8hi3): New expander. Use
16967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16968 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16969 (ssse3_pmulhrswv4hi3): New expander. Use
16970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16972 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16973 (<sse>_vmmul<mode>3): Ditto.
16974 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16976 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16977 (ssse3_pmaddubsw): Ditto.
16979 * config/i386/i386.c (struct_builtin_description)
16980 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16981 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16982 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16983 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16984 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16985 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16986 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16987 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16988 (ix86_fixup_binary_operands): Assert that src1
16989 and src2 must have the same mode when swapped.
16990 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16991 and ix86_binary_operator_ok. Do not force operands in registers
16994 2008-05-07 Jan Hubicka <jh@suse.cz>
16996 * cgraph.c (dump_cgraph_node): Update.
16997 * cgraph.h (cgraph_local_info): Break out inline summary.
16998 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17000 * ipa-inline (inline_summary): New accestor function.
17001 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17002 cgraph_decide_inlining, compute_inline_parameters): Update.
17003 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17005 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17007 Cleanup ColdFire scheduling support and add V4 pipeline model.
17009 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17010 (define_attr cpu): Add cfv4 value.
17011 (define_attr type, define_attr type1): Merge into a single 'type'
17012 attribute. Update all uses.
17013 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17014 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17016 (define_attr opx_mem, define_attr opy_mem): Remove.
17017 (define_attr op_mem): Clean up, update comment.
17018 (define_attr size): Use specific values instead of general int.
17019 (define_attr guess, define_attr split): Remove. Update all uses.
17020 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17021 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17022 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17023 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17024 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17025 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17026 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17027 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17028 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17029 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17030 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17031 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17032 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17033 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17034 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17035 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17036 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17037 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17038 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17039 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17040 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17041 Update or set attributes.
17042 (stack_tie): New fake instruction.
17044 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17045 (m68k_sched_attr_size): Update declaration.
17046 (m68k_sched_attr_type2): Remove.
17047 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17048 Declare new bypass predicates.
17050 * config/m68k/m68k.c (m68k_sched_issue_rate,
17051 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17053 (TARGET_SCHED_ISSUE_RATE,
17054 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17055 (override_options): Handle scheduling for ColdFire V4 core.
17056 (m68k_expand_prologue): Emit stack_tie.
17057 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17058 'OP_TYPE_FPN'. Update all uses.
17059 (sched_guess_p): Remove.
17060 (sched_address_type): Handle symbolic addresses.
17061 (sched_get_operand): New static function.
17062 (sched_operand_type): Merge into sched_attr_op_type.
17063 (sched_attr_op_type): Handle FP registers, handle quick constants,
17065 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17066 (m68k_sched_attr_size): Update. Move logic to ...
17067 (sched_get_attr_size_int): New static function.
17068 (sched_get_opxy_mem_type): New static function.
17069 (m68k_sched_attr_op_mem): Update.
17070 (m68k_sched_attr_type2): Remove.
17071 (sched_cfv4_bypass_data): New static variable.
17072 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17073 (m68k_sched_issue_rate): Implement scheduler hook.
17074 (struct _sched_ib: enabled_p): New field.
17075 (m68k_sched_variable_issue): Update. Handle V4.
17076 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17077 sched_dump_class_func_t, sched_dump_split_class,
17078 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17079 sched_dump_dfa_class, m68k_sched_dump): Remove.
17080 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17082 (m68k_sched_init_global): Remove statisctics dumping, introduce
17083 sanity check that all instructions have pipeline reservations. Handle
17085 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17086 Handle ColdFire V4 core.
17087 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17088 New static functions.
17089 (m68k_sched_address_bypass_p): New bypass predicate.
17090 (sched_get_indexed_address_scale): New static function.
17091 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17093 * cf.md: Update comments.
17094 (define_attr type2): Remove. Use 'type' attribute instead.
17096 (cf_ib): Rename to cfv123_ib. Update all uses.
17097 (cf_oep): Rename to cfv123_oep. Update all uses.
17098 (cf_chr): Rename to cfv123_chr. Update all uses.
17099 (cf_mem): Rename to cfv123_mem. Update all uses.
17100 (cf_mac): Move to more appropriate place.
17101 (cfv123_guess): New automaton and cpu_unit.
17102 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17103 Update uses of 'size' attribute. Handle before reload scheduling.
17104 (cfv123_guess): New dummy reservation for unhandled instructions.
17105 (cfv4_*): Pipeline description of ColdFire V4 core.
17106 (ignore): New reservation to handle 'ignore' type.
17108 2008-05-07 Ian Lance Taylor <iant@google.com>
17110 PR middle-end/36013
17111 * gimplify.c (find_single_pointer_decl_1): Don't look through
17113 (find_single_pointer_decl): Adjust comments.
17115 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17117 PR middle-end/36137
17118 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17119 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17121 PR middle-end/36106
17122 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17123 integral type rather than floating point, then VIEW_CONVERT_EXPR
17124 to the floating point type.
17126 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17128 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17129 TFmode op0 to register.
17131 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17133 * c-decl.c (grokdeclarator): Comment typo.
17135 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17137 * tree-flow.h: Remove prototype for computed_goto_p.
17138 * tree-cfg.c (computed_goto_p): Make static.
17140 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17143 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17144 (contains_aligned_value_p): This. Handle _Decimal128.
17145 (ix86_function_arg_boundary): Only align _Decimal128 to its
17146 natural boundary and handle it properly.
17148 2008-05-06 Martin Jambor <mjambor@suse.cz>
17150 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17151 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17152 (ipcp_method_set_orig_node): Removed.
17153 (ipcp_cval_get_cvalue_type): Removed.
17154 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17155 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17156 (ipcp_cval_set_cvalue_type): Removed.
17157 (ipcp_cval_get_cvalue): Removed.
17158 (ipcp_cval_set_cvalue): Removed.
17159 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17160 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17161 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17162 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17163 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17164 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17165 (ipcp_get_ith_lattice): Changed parameters.
17166 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17167 (ipcp_lattice_from_jfunc): Changed parameters.
17168 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17169 (ipcp_method_cval_print): Added temporary variable info.
17170 (ipcp_redirect): Removed already unused local variable caller.
17171 (ipcp_redirect): New temporary variable orig_callee_info
17172 (ipcp_redirect): Removed newly unused local variable callee.
17173 (ipcp_redirect): Removed (a bit confusing) local variable type.
17174 (ipcp_insert_stage): Added local variable info.
17175 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17177 (ipcp_formal_create): Removed.
17178 (ipcp_method_cval_set): Removed.
17179 (ipcp_propagate_stage): Renamed lattice variables.
17180 (ipcp_method_cval_set_cvalue_type): Removed.
17181 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17182 (ipcp_print_all_lattices): Changed printed strings to refer to
17183 lattices rather than cvals.
17184 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17185 (ipcp_propagate_const): Changed formal parameters.
17186 (build_const_val): Changed formal parameters.
17187 (ipcp_insert_stage): Removed useless variable cvalue
17188 (build_const_val): Changed formal parameters.
17189 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17190 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17191 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17192 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17193 (ipcp_print_func_profile_counts): Changed string from "method" to
17195 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17196 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17197 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17198 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17199 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17200 (ipcp_lat_is_const): Changed parameters and made inline.
17201 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17202 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17203 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17204 the predicate condition directly
17205 (ipcp_propagate_stage): Added local variable args. Removed local
17206 variable callee. (Both are mere code simplifications.)
17207 (ipcp_method_dont_insert_const): Renamed to
17208 ipcp_node_not_modifiable_p.
17209 (ipcp_node_not_modifiable_p): Made inline.
17210 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17211 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17212 (ipcp_print_all_lattices): Removed variable cvalue
17213 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17216 2008-05-06 Olivier Hainque <hainque@adacore.com>
17218 * tree-sra.c (try_instantiate_multiple_fields): Early return
17219 if field has POINTER_TYPE.
17221 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17223 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17224 by using 'q' specifier for instruction.
17225 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17227 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17229 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17230 Change mode of zero_extract from QImode to HImode.
17231 (sign bit tests peepholes): (Ditto.).
17233 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17235 * config/i386/mmx.md: Remove double backslashes from asm templates.
17236 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17237 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17238 to handle nonimmediate operands.
17239 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17240 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17241 to handle nonimmediate operands.
17242 (*mmx_<code>v2sf3_finite): New insn pattern.
17243 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17244 (mmx_<code>v2sf3): New expander. Use
17245 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17246 (mmx_<plusminus_insn><mode>3): New expander. Use
17247 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17248 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17249 (mmx_add<mode>3): Removed.
17250 (mmx_ssadd<mode>3): Ditto.
17251 (mmx_usadd<mode>3): Ditto.
17252 (mmx_sub<mode>3): Ditto.
17253 (mmx_sssub<mode>3): Ditto.
17254 (mmx_ussub<mode>3): Ditto.
17255 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17256 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17257 to handle nonimmediate operands.
17258 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17260 (mmx_smulv4hi3_highpart): New expander. Use
17261 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17262 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17264 (mmx_umulv4hi3_highpart): New expander. Use
17265 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17266 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17267 (mmx_<code>v4hi3): New expander. Use
17268 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17269 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17270 (mmx_<code>v8qi3): New expander. Use
17271 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17272 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17273 (mmx_<code><mode>3): New expander. Use
17274 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17276 2008-05-05 Jan Hubicka <jh@suse.cz>
17278 PR tree-optimization/36118
17279 * passes.c (pass_init_dump_file): Fix dump header.
17281 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17283 PR middle-end/36141
17284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17285 VCE for function decls.
17287 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17289 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17291 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17293 * config/i386/i386.md (sat_plusminus): New.
17294 (plusminus_insn): Likewise.
17295 (plusminus_mnemonic): Likewise.
17297 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17298 (*<addsub><mode>3_cc_overflow): Renamed to ...
17299 (*<plusminus_insn><mode>3_cc_overflow): This.
17300 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17301 (*<plusminus_insn>si3_zext_cc_overflow): This.
17303 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17304 (<plusminus_insn><mode>3): This.
17305 (*<addsub><mode>3): Renamed to ...
17306 (*<plusminus_insn><mode>3): This.
17307 (<sse>_vm<addsub><mode>3): Renamed to ...
17308 (<sse>_vm<plusminus_insn><mode>3): This.
17309 (sse3_h<addsub>v4sf3): Renamed to ...
17310 (sse3_h<plusminus_insn>v4sf3): This.
17311 (sse3_h<addsub>v2df3): Renamed to ...
17312 (sse3_h<plusminus_insn>v2df3): This.
17313 (<plusminus_insn><mode>3): New.
17314 (*<plusminus_insn><mode>3): Likewise.
17315 (sse2_<plusminus_insn><mode>3): Likewise.
17316 (add<mode>): Removed.
17317 (*add<mode>3): Likewise.
17318 (sse2_ssadd<mode>3): Likewise.
17319 (sse2_usadd<mode>3): Likewise.
17320 (sub<mode>3): Likewise.
17321 (*sub<mode>3): Likewise.
17322 (sse2_sssub<mode>3): Likewise.
17323 (sse2_ussub<mode>3): Likewise.
17325 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17327 * gthr-single.h: Add in required interface elements as per gthr.h.
17328 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17329 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17330 Generalize UNUSED macro.
17331 (__gthread_once): Add.
17332 (__gthread_key_create): Add.
17333 (__gthread_key_delete): Add.
17334 (__gthread_getspecific): Add.
17335 (__gthread_setspecific): Add.
17337 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17339 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17340 the same size types for the indirect reference on the rhs, then
17343 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17345 * config/i386/i386.md
17346 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17347 one insn template instead of template series.
17348 (*xordi_1_rex64): Ditto.
17349 (*xordi_2_rex64): Ditto.
17351 2008-05-05 Ira Rosen <irar@il.ibm.com>
17353 PR tree-optimization/36119
17354 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17357 2008-06-04 Jan Hubicka <jh@suse.cz>
17359 tree-optimization/36100
17360 * tree-pass.h (pass_O0_always_inline): Declare.
17361 * ipa-inline.c (inline_transform): Remove dead code.
17362 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17363 pass_O0_always_inline): New.
17364 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17366 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17368 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17369 mnemonic in this_param move for TARGET_64BIT.
17371 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17373 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17374 (*strmovsi_rex_1): Ditto.
17375 (*strsetsi_1): Ditto.
17376 (*strsetsi_rex_1): Ditto.
17378 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17379 adddicc expanders using SWI mode iterator.
17381 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17384 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17387 2008-05-04 David S. Miller <davem@davemloft.net>
17389 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17390 (sparc*-*-linux*): Use linux.h in tm_file.
17391 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17392 compiler defaulting to 32-bit.
17393 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17395 * config/sparc/linux.h: Remove definitions now obtained
17396 properly from linux.h
17397 * config/sparc/linux64.h: Likewise.
17398 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17399 don't want this setting for 32-bit builds in a biarch compiler.
17400 * doc/install.texi: Add sparc-linux to list of targets
17401 supporting --enable-targets=all.
17403 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17405 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17407 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17409 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17410 after V4SI_FTYPE_V8HI.
17411 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17412 case V4SI_FTYPE_V2DF.
17414 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17416 * doc/invoke.texi (max-flow-memory-locations): Removed.
17417 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17419 2008-05-03 Richard Guenther <rguenther@suse.de>
17421 PR middle-end/34973
17422 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17424 2008-05-02 David S. Miller <davem@davemloft.net>
17426 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17428 2008-05-02 Simon Baldwin <simonb@google.com>
17431 * c-common.h (warn_array_subscript_range): Removed.
17432 * c-common.c (warn_array_subscript_range): Ditto.
17433 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17434 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17436 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17438 * config/i386/i386.c (ix86_special_builtin_type): New.
17439 (bdesc_special_args): Likewise.
17440 (ix86_expand_special_args_builtin): Likewise.
17441 (ix86_init_mmx_sse_builtins): Updated.
17442 (ix86_expand_builtin): Updated.
17443 (ix86_expand_store_builtin): Removed.
17444 (ix86_expand_unop_builtin): Likewise.
17446 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17447 * config/i386/mmintrin.h (__v2sf): Here.
17449 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17451 (_mm_loadl_pi): Likewise.
17452 (_mm_storeh_pi): Replace __v2si with __v2sf.
17453 (_mm_storel_pi): Likewise.
17455 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17456 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17457 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17458 __builtin_ia32_loadlpd.
17460 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17462 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17463 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17464 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17465 (ix86_init_mmx_sse_builtins): Updated.
17466 (ix86_expand_args_builtin): Likewise.
17467 (ix86_expand_builtin): Likewise.
17468 (ix86_expand_unop1_builtin): Renamed to ...
17469 (ix86_expand_unop_vec_merge_builtin): This.
17471 2008-05-01 Jan Hubicka <jh@suse.cz>
17474 * ipa-inline.c (inline_generate_summary): Make static.
17475 (inline_transform): Do not call inlining at -O0; make static.
17476 * passes.c (execute_todo): Add sanity check.
17477 (execute_one_ipa_transform_pass): Execute proper flags.
17479 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17481 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17482 (DECL_NONADDRESSABLE_P): Likewise.
17483 * alias.c (record_component_aliases): Fix comment.
17485 2008-05-01 Simon Baldwin <simonb@google.com>
17487 * c-common.h (warn_array_subscript_range): New function.
17488 * c-common.c (warn_array_subscript_range): Ditto.
17489 * tree-vrp.c (check_array_ref): Corrected code to agree with
17490 comment, ignoring only arrays of size 0 or size 1.
17491 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17493 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17495 * config/i386/i386.c (ix86_builtin_type): Replace
17496 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17497 (bdesc_args): Updated.
17498 (ix86_init_mmx_sse_builtins): Likewise.
17499 (ix86_expand_args_builtin): Likewise.
17501 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17504 * doc/extend.texi: Correct __builtin_ia32_palignr.
17506 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17509 * config/i386/i386.c (bdesc_crc32): Removed.
17510 (ix86_expand_crc32): Likewise.
17511 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17512 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17513 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17514 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17515 UINT_FTYPE_UINT_UCHAR.
17516 (bdesc_args): Updated. Add crc32 builtins.
17517 (ix86_init_mmx_sse_builtins): Updated.
17518 (ix86_expand_args_builtin): Updated to support subreg.
17520 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17522 2008-05-01 Jan Hubicka <jh@suse.cz>
17524 * tree-pass.h (opt_pass): Add IPA_PASS.
17525 (varpool_node, cgraph_node): Forward declare.
17526 (ipa_opt_pass): Define.
17527 (pass_ipa_inline): Turn into ipa_opt_pass.
17528 (pass_apply_inline): Remove.
17529 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17530 (apply_inline): Turn into ....
17531 (inline_transform): ... this one.
17532 (inline_generate_summary): New function.
17533 (pass_apply_inline): Remove.
17534 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17536 (struct function): Add ipa_transforms_to_apply.
17537 * passes.c (register_one_dump_file): Work on IPA_PASS.
17538 (init_optimization_passes): Remove pass_inline_parameters and
17540 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17541 (execute_one_pass) ... here; apply transforms when possible.
17542 (add_ipa_transform_pass, execute_ipa_summary_asses,
17543 execute_one_ipa_transform_pass): New.
17544 (execute_ipa_pass_list): Update for IPA_PASS type.
17546 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17548 * config/i386/i386.c (ix86_builtin_type): Add
17549 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17550 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17551 (bdesc_args): Add SSE4a builtins.
17552 (ix86_init_mmx_sse_builtins): Updated.
17553 (ix86_expand_args_builtin): Likewise.
17554 (ix86_expand_builtin): Likewise.
17556 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17558 * config/i386/i386.c (ix86_builtin_type): Add
17559 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17560 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17561 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17562 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17563 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17564 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17565 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17566 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17567 and DI_FTYPE_DI_DI_INT.
17568 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17569 (ix86_init_mmx_sse_builtins): Updated.
17570 (ix86_expand_args_builtin): Likewise.
17571 (ix86_expand_builtin): Likewise.
17572 (ix86_expand_binop_imm_builtin): Removed.
17574 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17576 2008-04-30 Richard Guenther <rguenther@suse.de>
17578 PR tree-optimization/32921
17579 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17581 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17583 * config/arm/arm.c (arm_unwind_emit): Use
17584 crtl->all_throwers_are_sibcalls instead of
17585 cfun->all_throwers_are_sibcalls.
17586 (arm_output_fn_unwind): Likewise.
17587 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17588 instead of cfun->uses_pic_offset_table.
17589 (frv_expand_prologue): Likewise.
17590 (frv_frame_pointer_required): Likewise.
17591 (frv_expand_fdpic_call): Likewise.
17592 (frv_emit_movsi): Likewise.
17593 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17594 cfun->returns_pcc_struct instead of
17595 current_function_returns_pcc_struct.
17596 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17597 instead of cfun->calls_eh_return.
17598 (m32c_pushm_popm): Likewise.
17599 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17600 "extern" declaration.
17602 2008-04-30 Richard Guenther <rguenther@suse.de>
17604 PR tree-optimization/21636
17605 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17607 (evaluate_stmt): Print the likely value.
17608 (ccp_visit_stmt): Avoid excessive vertical spacing.
17610 2008-04-30 Rafael EspÃndola <espindola@google.com>
17612 * builtins.c (fold_call_expr): Return realret.
17613 * tree-ssa-threadedge.c
17614 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17615 __builtin_object_size.
17617 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17619 * gcc.c (wrapper_string): New variable.
17620 (insert_wrapper): New function.
17621 (execute): New option -wrapper.
17622 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17624 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17626 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17627 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17628 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17630 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17631 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17632 config/rs6000/e500crtres64gprctr.asm,
17633 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17634 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17635 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17636 config/rs6000/e500crtsav64gprctr.asm,
17637 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17638 config/rs6000/e500crtsavg64gprctr.asm: New files.
17639 * config/rs6000/t-ppccomm: Add build rules for new files.
17640 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17641 * config/rs6000/t-netbsd: Add build rules for new files.
17642 (LIB2FUNCS_STATIC_EXTRA): New variable.
17643 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17644 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17645 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17647 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17649 * config/i386/i386.c (ix86_builtin_type): Add
17650 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17651 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17652 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17653 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17654 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17655 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17656 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17657 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17658 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17659 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17660 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17661 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17662 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17663 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17664 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17665 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17666 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17667 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17668 V1DI_FTYPE_V2SI_V2SI.
17669 (bdesc_2arg): Moved to ...
17670 (bdesc_args): Here.
17671 (ix86_init_mmx_sse_builtins): Updated.
17672 (ix86_expand_args_builtin): Updated. Take a pointer
17673 to const struct builtin_description. Handle comparison
17675 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17676 (ix86_expand_builtin): Updated.
17678 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17679 (ssse3_pmaddubsw128): This.
17680 (ssse3_pmaddubswv4hi3): Renamed to ...
17681 (ssse3_pmaddubsw): This.
17683 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17684 (__builtin_ia32_packssdw128): Likewise.
17685 (__builtin_ia32_packuswb128): Likewise.
17686 (__builtin_ia32_pmaddubsw): Likewise.
17687 (__builtin_ia32_pmaddubsw128): Likewise.
17689 2008-04-30 Richard Guenther <rguenther@suse.de>
17691 PR tree-optimization/14847
17692 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17693 (recognize_bits_test): Use it.
17694 (recognize_single_bit_test): Likewise.
17696 2008-04-30 Martin Jambor <mjambor@suse.cz>
17698 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17699 instead of setting number of formal parameters to zero.
17700 (ipcp_init_stage): Do not set the number of actual parameters to zero
17702 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17703 which are called with variable number of arguments.
17704 (ipcp_insert_stage): Explicitely skipping all nodes which are
17705 called with variable number of arguments.
17706 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17707 number of parameters.
17709 * ipa-prop.h (struct ipa_node_params): Added flag
17710 called_with_var_arguments
17711 (ipa_set_param_count): Added. Changed sole setter to use it.
17712 (ipa_get_param_count): Added. All readers of param_count
17713 converted to use it instead.
17714 (ipa_set_called_with_variable_arg): Added.
17715 (ipa_is_called_with_var_arguments): Added.
17716 (ipa_get_ith_param): Added. All readers of param_decls converted
17718 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17720 (ipa_get_cs_argument_count): Added, all readers of argument_count
17722 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17725 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17726 (struct ipcp_lattice): Renamed cval_type to type
17727 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17729 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17730 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17731 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17732 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17733 (build_const_val): Changed the type of parameter cvalue to tree
17734 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17735 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17737 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17740 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17741 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17742 (ipa_add_method): Renamed to ipa_push_func_to_list
17743 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17744 (ipa_callsite_param_count): Removed.
17745 (ipa_callsite_param_count_set): Removed.
17746 (ipa_callsite_param): Removed.
17747 (ipa_callsite_callee): Removed.
17748 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17749 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17750 (ipa_method_formal_count): Removed.
17751 (ipa_method_formal_count_set): Removed.
17752 (ipa_method_get_tree): Removed.
17753 (ipa_method_tree_map_create): Removed.
17754 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17755 (ipa_create_param_decls_array): Creates the array itself
17756 (ipa_create_param_decls_array): Temporary variable info instead of
17757 a few dereferences.
17758 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17759 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17760 (get_type): Removed.
17761 (ipa_jf_get_info_type): Removed.
17762 (ipa_node_create): Renamed to ipa_create_node_params
17763 (ipa_free): Renamed to ipa_free_all_node_params
17764 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17765 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17766 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17767 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17768 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17769 ipa_free_all_edge_args
17770 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17771 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17772 (ipa_create_methodlist_node): Removed.
17773 (ipa_methodlist_method): Removed.
17774 (ipa_methodlist_method_set): Removed.
17775 (ipa_methodlist_next_method): Removed.
17776 (ipa_methodlist_next_method_set): Removed.
17777 (ipa_method_is_modified): Removed.
17778 (ipa_method_modify_create): Removed.
17779 (ipa_method_modify_init): Temporary variable info instead of a few
17781 (ipa_detect_param_modifications): Temporary variable info instead of
17782 a few dereferences.
17783 (ipa_compute_jump_functions): Temporary variable info instead of
17784 a few dereferences.
17785 (ipa_method_modify_set): Removed.
17786 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17787 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17788 than craph_node as the first parameter.
17789 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17790 (ipa_method_modify_init): Removed.
17791 (ipa_compute_jump_functions): Added a temp variable instead of
17792 repeatadly dereferencing the cgraph_edge.aux pointer
17793 (ipa_callsite_param_set_type): Removed.
17794 (ipa_compute_jump_functions): i renamed to index and moved to
17796 (ipa_callsite_param_set_info_type_formal): Removed.
17797 (ipa_callsite_param_set_info_type): Removed.
17798 (ipa_callsite_param_map_create): Removed.
17799 (ipa_callsite_tree): Removed.
17800 (ipa_callsite_caller): Removed.
17801 (ipa_pop_func_from_list): return_method removed to return_func
17803 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17804 prefixed all values with IPA_. Changed all users.
17805 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17806 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17807 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17808 (union parameter_info): Renamed to jump_func_value.
17809 (union jump_func_value): Renamed value to constant
17810 (struct ipa_jump_func): Renamed info_type to value
17811 (struct ipa_node): Renamed to ipa_node_params
17812 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17813 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17814 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17815 (struct ipa_edge): Renamed to ipa_edge_args
17816 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17817 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17818 (struct ipa_methodlist): Renamed to ipa_func_list
17819 (struct ipa_func_list): method_p renamed to node, next_method
17821 (ipa_methodlist_p): Removed, switched all users to struct pointer
17822 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17824 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17826 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17827 (rs6000_emit_epilogue): Use backchain to restore only when we
17828 have a large frame. Make use of frame pointer to restore if we
17829 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17831 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17833 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17834 Add mode to zero_extract.
17835 (sign bit tests peepholes): (Ditto.).
17837 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17839 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17840 Instructions in comments with SSE3.
17841 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17842 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17843 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17844 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17845 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17846 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17847 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17848 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17849 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17850 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17851 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17852 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17853 (bdesc_sse_args): Renamed to ...
17854 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17855 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17856 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17857 IX86_BUILTIN_FABSQ.
17858 (bdesc_1arg): Moved to ...
17859 (bdesc_args): Here.
17860 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17861 Instructions in comments with SSE3.
17862 (ix86_expand_sse_operands_builtin): Renamed to ...
17863 (ix86_expand_args_builtin): This. Updated.
17864 (ix86_expand_unop1_builtin): Update comments.
17865 (ix86_expand_builtin): Updated.
17867 2008-04-29 Richard Guenther <rguenther@suse.de>
17869 PR tree-optimization/36078
17870 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17871 Update virtual SSA form after cleaning up the CFG.
17873 2008-04-29 Richard Guenther <rguenther@suse.de>
17875 PR middle-end/15255
17876 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17878 2008-04-29 Richard Guenther <rguenther@suse.de>
17880 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17881 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17882 (compute_flow_insensitive_aliasing): Do not treat
17883 PTR_IS_REF_ALL pointers special.
17884 (get_smt_for): Likewise.
17885 (may_alias_p): Re-structure.
17886 (is_escape_site): A ref-all pointer conversion is not an escape site.
17887 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17888 PTR_IS_REF_ALL pointers special.
17889 * tree-ssa-structalias.h (struct alias_info): Remove
17890 ref_all_symbol_mem_tag field.
17891 (PTR_IS_REF_ALL): Remove.
17893 2008-04-29 Richard Guenther <rguenther@suse.de>
17895 PR middle-end/36077
17896 * fold-const.c (extract_muldiv_1): In combining division constants
17897 make sure to never overflow.
17899 2008-04-29 Nick Clifton <nickc@redhat.com>
17901 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17903 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17906 * optc-gen.awk: Work around HP-UX/IA awk bug.
17908 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17910 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17913 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17916 * config/i386/i386.md
17917 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17918 Change operand 1 predicate to nonimmediate_operand.
17920 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17923 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17925 * gengtype.c (walk_type, write_func_for_structure): Handle
17927 * doc/gty.texi: Document chain_circular.
17929 2008-04-28 Richard Guenther <rguenther@suse.de>
17931 PR tree-optimization/36066
17932 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17935 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17938 * config/i386/i386.md
17939 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17940 Use match_scratch instead of match_operand for operands 3 and 4.
17942 2008-04-27 Richard Guenther <rguenther@suse.de>
17944 PR tree-optimization/18754
17945 PR tree-optimization/34223
17946 * tree-pass.h (pass_complete_unrolli): Declare.
17947 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17948 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17949 Rewrite loop into loop closed SSA form if it is not already.
17950 (tree_unroll_loops_completely): Re-structure to iterate over
17951 innermost loops with intermediate CFG cleanups.
17952 Unroll outermost loops only if requested or the code does not grow
17954 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17955 loops are available.
17956 (tree_vectorize): Instead do so here.
17957 (tree_complete_unroll): Also unroll outermost loops.
17958 (tree_complete_unroll_inner): New function.
17959 (gate_tree_complete_unroll_inner): Likewise.
17960 (pass_complete_unrolli): New pass.
17961 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17962 uses outside of the loop.
17963 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17964 form if it is available.
17965 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17966 * passes.c (init_optimization_passes): Schedule complete inner
17967 loop unrolling pass before the first CCP pass after final inlining.
17969 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17971 * targhooks.h (default_emutls_var_fields,
17972 default_emutls_var_init): Declare.
17973 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17974 * target.h (struct gcc_target): Add struct emutls member.
17975 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17976 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17977 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17978 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17979 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17980 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17981 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17982 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17983 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17984 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17985 emit debug information.
17986 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17987 * varasm.c: Include targhooks.h.
17988 (emutls_object_section, emutls_tmpl_section): New.
17989 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17990 (EMUTLS_SEPARATOR): New.
17991 (prefix_name): New.
17992 (get_emutls_object_name): New.
17993 (default_emutls_var_fields): New, broken out of ...
17994 (get_emutls_object_type): ... here. Adjust to use target hooks.
17995 (get_emutls_init_templ_addr): Adjust to use target hooks.
17996 (emutls_decl): Adjust to use target hooks.
17997 (emutls_finish): Likewise.
17998 (default_emutls_var_init): New, broken out of ...
17999 (assemble_variable): ... here. Adjust to use target hooks.
18000 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18001 SECCAT_EMUTLS_TMPL.
18002 * c-common.c (handle_section_attribute): Prevent overriding
18003 sections for emulated tls with special sections.
18004 * config/i386/i386.c (x86_64_elf_select_section): Add
18005 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18006 (x86_64_elf_unique_section): Likewise.
18007 * config/vxworks.c: Include tree.h.
18008 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18009 (vxworks_override_options): Set TLS scheme.
18010 * doc/tm.texi (Emulated TLS): New node.
18012 2008-04-26 Simon Baldwin <simonb@google.com>
18015 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18016 with propagated string constants.
18018 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18020 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18021 constraint for operand 2 when operand 0 is memory operand.
18022 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18023 operand 0 is memory operand.
18024 (fix_trunc<mode>_i387_with_temp): Ditto.
18025 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18026 operand 2 when operand 1 is memory operand.
18027 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18028 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18029 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18030 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18031 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18032 operands 2,3 and 4 when operand 1 is memory operand.
18033 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18035 (fistdi2_floor_with_temp): Ditto.
18036 (fist<mode>2_floor_with_temp): Ditto.
18037 (fistdi2_ceil_with_temp): Ditto.
18038 (fist<mode>2_ceil_with_temp): Ditto.
18039 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18041 2008-04-26 David Daney <ddaney@avtrex.com>
18043 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18045 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18046 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18047 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18048 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18049 (compare_and_swap_12): New insn.
18050 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18051 * config/mips/mips.c (mips_force_binary): New function.
18052 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18053 (mips_expand_compare_and_swap_12): New function.
18054 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18056 2008-04-25 Jan Hubicka <jh@suse.cz>
18059 * cfgexpand.c (pass_expand): Turn into RTL pass.
18060 * passes.c (execute_one_pass): Do pass typechecking after execution.
18061 * tree-pass.h (pass_expand): Turn into RTL pass.
18063 * function.h (struct rtl_data): Move here fields
18064 accesses_prior_frames, calls_eh_return, saves_all_registers,
18065 has_nonlocal_goto, has_asm_statement, is_thunk,
18066 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18067 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18068 arg_pointer_save_area_init from struct function; turn into bool.
18069 (struct function): Move
18070 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18071 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18072 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18073 tail_call_emit, arg_pointer_save_area_init
18074 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18075 (current_function_returns_struct, current_function_returns_pcc_struct,
18076 current_function_calls_setjmp, current_function_calls_alloca,
18077 current_function_accesses_prior_frames,
18078 current_function_calls_eh_return, current_function_is_thunk,
18079 current_function_stdarg, current_function_profile,
18080 current_function_limit_stack, current_function_uses_pic_offset_table,
18081 current_function_uses_const_pool, current_function_has_nonlocal_label,
18082 current_function_saves_all_registers,
18083 current_function_has_nonlocal_goto,
18084 current_function_has_asm_statement): Remove accesor macros.
18085 * ra-conflict.c (global_conflicts): Update.
18086 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18087 (suitable_for_tail_call_opt_p): Update.
18088 * builtins.c (expand_builtin_return_addr): Update.
18089 (expand_builtin_setjmp_setup): Update.
18090 (expand_builtin_nonlocal_goto): Update.
18091 * final.c (final_start_function): Update.
18092 (profile_function): Update.
18093 (leaf_function_p): Update.
18094 (only_leaf_regs_used): Update.
18095 * df-scan.c (df_get_exit_block_use_set): Update.
18096 * dojump.c (clear_pending_stack_adjust): Update.
18097 * tree-stdarg.c (gate_optimize_stdarg): Update.
18098 * gimple-low.c (lower_function_body): Update.
18099 * global.c (compute_regsets): Update.
18100 (global_alloc): Update.
18101 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18102 * expr.c (expand_assignment): Update.
18103 * dse.c (dse_step0): Update.
18104 (dse_step1): Update.
18105 * c-decl.c (store_parm_decls): Update.
18106 * local-alloc.c (combine_regs): Update.
18107 (find_free_reg): Update.
18108 * function.c (assign_parms_augmented_arg_list): Update.
18109 (assign_parm_find_data_types): Update.
18110 (assign_parms): Update.
18111 (allocate_struct_function): Update.
18112 (expand_function_start): Update.
18113 (expand_function_end): Update.
18114 (get_arg_pointer_save_area): Update.
18115 (thread_prologue_and_epilogue_insns): Update.
18116 (rest_of_match_asm_constraints): Update.
18117 * stor-layout.c (variable_size): Update.
18118 * gcse.c (gcse_main): Update.
18119 (bypass_jumps): Update.
18120 * gimplify.c (gimplify_function_tree): Update.
18121 * calls.c (emit_call_1): Update.
18122 (expand_call): Update.
18123 * bt-load.c (compute_defs_uses_and_gen): Update.
18124 * except.c (sjlj_assign_call_site_values): Update.
18125 (sjlj_emit_function_enter): Update.
18126 (can_throw_external): Update.
18127 (set_nothrow_function_flags): Update.
18128 (expand_builtin_unwind_init): Update.
18129 (expand_eh_return): Update.
18130 (convert_to_eh_region_ranges): Update.
18131 (output_function_exception_table): Update.
18132 * emit-rtl.c (gen_tmp_stack_mem): Update.
18133 * cfgexpand.c (expand_used_vars): Update.
18134 (tree_expand_cfg): Update.
18135 * cfgcleanup.c (rest_of_handle_jump): Update.
18136 * explow.c (allocate_dynamic_stack_space): Update.
18137 * varasm.c (assemble_start_function): Update.
18138 (force_const_mem): Update.
18139 (mark_constant_pool): Update.
18140 * tree-optimize.c (tree_rest_of_compilation): Update.
18141 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18142 * tree-cfg.c (notice_special_calls): Update.
18143 (is_ctrl_altering_stmt): Update.
18144 (tree_can_make_abnormal_goto): Update.
18145 (tree_purge_dead_abnormal_call_edges): Update.
18146 * config/alpha/predicates.md: Update.
18147 * config/alpha/alpha.c (alpha_sa_mask): Update.
18148 (alpha_sa_size): Update.
18149 (alpha_does_function_need_gp): Update.
18150 (alpha_expand_prologue): Update.
18151 (alpha_start_function): Update.
18152 (alpha_output_function_end_prologue): Update.
18153 (alpha_expand_epilogue): Update.
18154 * config/frv/frv.c (frv_stack_info): Update.
18155 (frv_expand_epilogue): Update.
18156 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18157 (s390_register_info): Update.
18158 (s390_frame_info): Update.
18159 (s390_init_frame_layout): Update.
18160 (s390_can_eliminate): Update.
18161 (save_gprs): Update.
18162 * config/spu/spu.c (spu_split_immediate): Update.
18163 (need_to_save_reg): Update.
18164 (spu_expand_prologue): Update.
18165 (spu_expand_epilogue): Update.
18166 * config/sparc/sparc.md: Update.
18167 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18168 (sparc_tls_got): Update.
18169 (legitimize_pic_address): Update.
18170 (sparc_emit_call_insn): Update.
18171 (sparc_expand_prologue): Update.
18172 (output_return): Update.
18173 (print_operand): Update.
18174 (sparc_function_ok_for_sibcall): Update.
18175 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18176 * config/m32r/m32r.md: Update.
18177 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18178 (m32r_compute_frame_size): Update.
18179 (m32r_expand_prologue): Update.
18180 (m32r_expand_epilogue): Update.
18181 (m32r_legitimize_pic_address): Update.
18182 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18183 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18184 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18185 (gen_push): Update.
18186 (ix86_save_reg): Update.
18187 (ix86_compute_frame_layout): Update.
18188 (ix86_expand_prologue): Update.
18189 (ix86_expand_epilogue): Update.
18190 * config/sh/sh.c (output_stack_adjust): Update.
18191 (calc_live_regs): Update.
18192 (sh5_schedule_saves): Update.
18193 (sh_expand_prologue): Update.
18194 (sh_expand_epilogue): Update.
18195 (sh_setup_incoming_varargs): Update.
18196 (sh_allocate_initial_value): Update.
18197 (sh_get_pr_initial_val): Update.
18198 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18199 * config/sh/sh.md (label:): Update.
18200 * config/avr/avr.c (out_movhi_mr_r): Update.
18201 * config/crx/crx.h (enum): Update.
18202 * config/xtensa/xtensa.h (along): Update.
18203 * config/stormy16/stormy16.c Update.
18204 (xstormy16_compute_stack_layout): Update.
18205 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18206 (fr30_expand_prologue): Update.
18207 * config/cris/cris.c (cris_conditional_register_usage): Update.
18208 (cris_reg_saved_in_regsave_area): Update.
18209 (cris_initial_frame_pointer_offset): Update.
18210 (cris_simple_epilogue): Update.
18211 (cris_expand_prologue): Update.
18212 (cris_expand_epilogue): Update.
18213 (cris_expand_pic_call_address): Update.
18214 (cris_asm_output_symbol_ref): Update.
18215 (cris_asm_output_label_ref): Update.
18216 * config/cris/cris.md Update.
18217 * config/iq2000/iq2000.c (compute_frame_size): Update.
18218 (iq2000_expand_epilogue): Update.
18219 * config/mt/mt.h (save_direction): Update.
18220 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18221 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18222 (ia64_secondary_reload_class): Update.
18223 * config/m68k/m68k.c (m68k_save_reg): Update.
18224 (m68k_expand_prologue): Update.
18225 (m68k_expand_epilogue): Update.
18226 (legitimize_pic_address): Update.
18227 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18228 (first_reg_to_save): Update.
18229 (first_altivec_reg_to_save): Update.
18230 (compute_vrsave_mask): Update.
18231 (compute_save_world_info): Update.
18232 (rs6000_stack_info): Update.
18233 (spe_func_has_64bit_regs_p): Update.
18234 (rs6000_ra_ever_killed): Update.
18235 (rs6000_emit_eh_reg_restore): Update.
18236 (rs6000_emit_allocate_stack): Update.
18237 (rs6000_emit_prologue): Update.
18238 (rs6000_emit_epilogue): Update.
18239 (rs6000_output_function_epilogue): Update.
18240 (output_profile_hook): Update.
18241 (rs6000_elf_declare_function_name): Update.
18242 * config/rs6000/rs6000.h (rs6000_args): Update.
18243 * config/rs6000/rs6000.md: Update.
18244 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18245 * config/arc/arc.c (arc_output_function_epilogue): Update.
18246 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18247 * config/darwin.c (machopic_function_base_name): Update.
18248 * config/score/score3.c (score3_compute_frame_size): Update.
18251 (score3_epilogue): Update.
18252 * config/score/score7.c (score7_compute_frame_size): Update.
18253 (score7_prologue): Update.
18254 (score7_epilogue): Update.
18255 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18256 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18257 * config/arm/arm.c (use_return_insn): Update.
18258 (require_pic_register): Update.
18259 (arm_load_pic_register): Update.
18260 (arm_compute_save_reg0_reg12_mask): Update.
18261 (arm_compute_save_reg_mask): Update.
18262 (thumb1_compute_save_reg_mask): Update.
18263 (output_return_instruction): Update.
18264 (arm_output_function_prologue): Update.
18265 (arm_output_epilogue): Update.
18266 (arm_get_frame_offsets): Update.
18267 (arm_expand_prologue): Update.
18268 (thumb_pushpop): Update.
18269 (thumb_exit): Update.
18270 (thumb1_expand_prologue): Update.
18271 (thumb1_expand_epilogue): Update.
18272 (arm_unwind_emit): Update.
18273 (arm_output_fn_unwind): Update.
18274 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18275 * config/arm/arm.md: Update.
18276 * config/pa/pa.md: Update.
18277 * config/pa/pa.c (legitimize_pic_address): Update.
18278 (compute_frame_size): Update.
18279 (hppa_expand_prologue): Update.
18280 (hppa_expand_epilogue): Update.
18281 (borx_reg_operand): Update.
18282 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18283 (HARD_REGNO_RENAME_OK): Update.
18284 * config/mips/mips.c (mips_global_pointer): Update.
18285 (mips_save_reg_p): Update.
18286 (mips_compute_frame_info): Update.
18287 (mips_frame_pointer_required): Update.
18288 (mips_expand_prologue): Update.
18289 (mips_expand_epilogue): Update.
18290 (mips_can_use_return_insn): Update.
18291 (mips_reorg_process_insns): Update.
18292 * config/v850/v850.c (compute_register_save_size): Update.
18293 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18294 * config/mmix/mmix.c (along): Update.
18295 (mmix_expand_epilogue): Update.
18296 * config/bfin/bfin.c (legitimize_pic_address): Update.
18297 (must_save_p): Update.
18298 (stack_frame_needed_p): Update.
18299 (add_to_reg): Update.
18300 (bfin_expand_prologue): Update.
18301 * stmt.c (expand_asm_operands): Update.
18302 * reload1.c (reload): Update.
18303 (init_elim_table): Update.
18305 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18307 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18309 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18311 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18312 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18313 (mov<mode>): Removed.
18314 (*movv4sf_internal): Likewise.
18315 (*movv2df_internal): Likewise.
18317 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18319 * config.gcc (crx-*-elf): Remove deprecation.
18321 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18323 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18324 __gcc_deregister_frame with atexit.
18325 (deregister_frame_dtor): Remove.
18327 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18328 Nathan Sidwell <nathan@codesourcery.com>
18330 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18332 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18333 (rs6000_isel): Likewise.
18334 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18335 (rs6000_isel): New variable.
18336 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18338 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18341 * c-common.c (handle_vector_size_attribute): Call
18342 lang_hooks.types.reconstruct_complex_type instead of
18343 reconstruct_complex_type.
18344 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18345 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18346 * langhooks.h (struct lang_hooks_for_types): Add
18347 reconstruct_complex_type hook.
18348 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18349 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18351 2008-04-24 Richard Guenther <rguenther@suse.de>
18353 * c-common.h (check_builtin_function_arguments): Declare.
18354 * c-common.c (validate_nargs): New function.
18355 (check_builtin_function_arguments): Likewise.
18356 * c-typeck.c (build_function_call): Call
18357 check_builtin_function_arguments.
18358 * builtins.c (fold_builtin_classify): Remove error reporting code.
18359 (fold_builtin_unordered_cmp): Likewise.
18360 (fold_builtin_1): Likewise.
18361 (fold_builtin_n): Likewise.
18363 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18365 PR tree-optimization/36008
18366 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18367 the original op1, rather than delta by step.
18369 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18370 Sebastian Pop <sebastian.pop@amd.com>
18372 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18373 eliminate_local_variables_stmt, eliminate_local_variables,
18374 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18375 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18376 of code delimited by two edges in the CFG.
18377 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18378 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18379 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18380 the case of parallelisation of reductions.
18381 (expr_invariant_in_region_p): New.
18383 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18384 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18386 2008-04-24 Ira Rosen <irar@il.ibm.com>
18387 Richard Guenther <rguenther@suse.de>
18389 PR tree-optimization/36034
18390 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18391 incapable of dealing with loads with gaps.
18393 2008-04-24 Rafael EspÃndola <espindola@google.com>
18395 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18396 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18397 vrp_evaluate_conditional.
18398 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18399 (vrp_evaluate_conditional): Split the cond argument.
18400 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18401 (simplify_stmt_for_jump_threading): Update call to
18402 vrp_evaluate_conditional.
18404 2008-04-24 Ira Rosen <irar@il.ibm.com>
18406 PR tree-optimization/35982
18407 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18408 interleaved data-refs are of the same type.
18410 2008-04-24 Danny Smith <dannysmith@users.net>
18412 * c-format.c (check_format_info_main): Use strncmp rather than a
18413 magic prefix to handle multichar length specs.
18414 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18415 Don't prefix "I64" and "I32" with '\0'.
18417 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18420 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18421 in registers for -m32 only if stdarg_p (fntype).
18423 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18425 PR rtl-optimization/36006
18426 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18427 temp to op0 in order to avoid invalid rtx sharing.
18429 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18431 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18432 check TREE_INVARIANT.
18433 * tree-gimple.c (is_gimple_address): New.
18434 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18435 * tree-gimple.h (is_gimple_address): New.
18436 * tree.h (decl_address_invariant_p): New.
18437 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18438 (build_string): Likewise.
18439 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18440 (tree_invariant_p_1): Likewise.
18441 (save_expr): Use it.
18442 (tree_invariant_p): New.
18443 (skip_simple_arithmetic): Use it.
18444 (stabilize_reference_1): Use it.
18445 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18447 (build1_stat): Drop code to compute TREE_INVARIANT.
18448 (build2_stat): Drop code to compute TREE_INVARIANT.
18449 (build3_stat): Drop code to compute TREE_INVARIANT.
18450 (build4_stat): Drop code to compute TREE_INVARIANT.
18451 (build5_stat): Drop code to compute TREE_INVARIANT.
18452 (build7_stat): Drop code to compute TREE_INVARIANT.
18453 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18454 * tree.h (struct tree_base): Remove invariant_flag.
18455 (TREE_INVARIANT): Remove.
18456 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18457 (fold_builtin_expect): Check TREE_CONSTANT.
18458 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18459 * c-tree.h (c_expr_to_decl): Drop third parameter.
18460 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18461 (build_c_cast): Don't set TREE_INVARIANT.
18462 (pop_init_level): Don't set TREE_INVARIANT.
18463 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18464 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18466 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18467 (gimplify_addr_expr): Adjust comment.
18468 * tree-mudflap.c (mf_build_string):
18469 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18470 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18471 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18472 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18473 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18474 * langhooks.h (struct lang_hooks): Drop third parameter from
18477 2008-04-23 Richard Guenther <rguenther@suse.de>
18479 PR tree-optimization/27799
18480 PR tree-optimization/32921
18481 PR tree-optimization/32624
18482 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18483 SMTs aliases and the tag itself into the solution.
18484 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18485 merge the points-to solution back into the SMT aliases.
18486 (may_alias_p): Use alias_set_subset_of instead of
18487 aliases_conflict_p. A pointer which points to
18488 memory with alias set zero may access any variable.
18490 2008-04-23 Richard Guenther <rguenther@suse.de>
18492 * alias.c (alias_set_subset_of): Correctly handle asking
18493 if zero is a subset of an alias set with zero child.
18494 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18495 (compute_flow_insensitive_aliasing): Correctly walk all
18496 pointers. Do not unnecessarily union sets.
18498 2008-04-23 Richard Guenther <rguenther@suse.de>
18500 PR middle-end/36021
18501 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18503 2008-04-22 Tomas Bily <tbily@suse.cz>
18505 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18507 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18509 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18510 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18511 * tree-inline.c (estimate_num_insns_1): Likewise.
18512 * varasm.c (const_hash_1, compare_constant, copy_constant)
18513 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18514 * emit-rtl.c (component_ref_for_mem_expr)
18515 (set_mem_attributes_minus_bitpos): Likewise.
18516 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18517 (is_aligning_offset): Likewise.
18518 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18519 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18520 * dojump.c (do_jump): Likewise.
18521 * builtins.c (get_pointer_alignment, get_memory_rtx)
18522 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18523 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18525 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18527 PR rtl-optimization/36017
18528 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18529 expanding the library call.
18531 2008-04-22 Ian Lance Taylor <iant@google.com>
18533 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18534 than size_in_bytes.
18536 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18538 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18539 of LR/CTR moves for Power6.
18541 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18543 PR middle-end/36003
18544 * passes.c (init_optimization_passes): Remove
18545 pass_fast_rtl_byte_dce.
18547 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18550 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18551 builtin functions to generate faster code.
18552 (_mm_cvtpu16_ps): Ditto.
18553 (_mm_cvtpi32x2_ps): Ditto.
18555 2008-04-22 Nick Clifton <nickc@redhat.com>
18557 * common.opt (ftree-loop-distribution): Add Optimization
18560 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18561 (frv_expand_builtin_va_start): Likewise.
18563 * config/arm/arm.c (thumb_find_work_register): Fix location of
18564 argument register count.
18566 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18568 Support scheduling for ColdFire V1 and V3 microarchitecture.
18569 Improve scheduling of multiplication instructions.
18571 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18572 (mac): New instruction attribute.
18573 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18574 (m68k_sched_mac): New variable.
18575 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18576 Handle cfv1 and cfv3.
18577 (max_insn_size): New static variable.
18578 (struct _sched_ib): New type.
18579 (sched_ib): New static variable.
18580 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18581 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18582 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18584 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18585 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18586 new variables. Update.
18587 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18588 Add modeling of cfv3 instruction buffer. Update.
18589 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18590 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18591 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18592 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18593 a particular reservation applies to.
18594 (type2): Reorganize attribute values. Rename alu to alu_reg,
18595 alu_l to alu, move_l to omove. Join move to alu. Split mul
18596 to mul_l and mul_w.
18597 (cf_ib_*): Simplify description of instruction buffer.
18598 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18599 (cf_mem): Split into cf_mem1 and cf_mem2.
18600 (cf_v2_move_??): Rename to cfv12_alu_??.
18601 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18602 (cf_v2_mul_??): Remove reservations.
18603 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18604 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18605 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18607 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18608 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18609 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18610 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18611 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18612 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18613 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18614 expansions of the above reservations for instructions of sizes
18617 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18619 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18621 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18623 * coverage.c: Include tree-pass.h.
18624 (coverage_counter_alloc): Print da_file_name to the dump file.
18626 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18628 * sbitmap.c (sbitmap_range_empty_p): New function.
18629 * sbitmap.h (sbitmap_range_empty_p): New function.
18630 * bitmap.h: Now includes obstack.h.
18632 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18633 Kenneth Zadeck <zadeck@naturalbridge.com>
18635 * dbgcnt.def (ra_byte_scan): Added.
18636 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18637 when the last hit happens for a counter.
18638 * timevar.def (TV_DF_BYTE_LR): New variable.
18639 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18640 * passes.c (pass_fast_rtl_byte_dce): New pass.
18641 * fwprop.c (update_df): Added mode to call df_ref_create.
18642 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18643 DF_REF_EXTRACT_OFFSET.
18644 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18645 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18647 (df_ref_extract): Added mode field.
18648 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18649 DF_REF_EXTRACT_OFFSET.
18650 (DF_REF_EXTRACT_MODE): New macro.
18651 (df_byte_lr_bb_info): New structure.
18652 (df_print_byte_regset, df_compute_accessed_bytes,
18653 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18654 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18655 df_byte_lr_simulate_uses,
18656 df_byte_lr_simulate_artificial_refs_at_top,
18657 df_byte_lr_simulate_artificial_refs_at_end,
18658 df_compute_accessed_bytes): New function.
18659 (df_ref_create): Add parameter.
18660 (df_byte_lr_get_bb_info): New inline function.
18661 * df-scan.c (df_ref_record, df_uses_record,
18662 df_ref_create_structure): Added mode parameter.
18663 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18664 df_defs_record, df_uses_record, df_get_conditional_uses,
18665 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18666 df_entry_block_defs_collect, df_exit_block_uses_collect):
18667 Added mode parameter to calls to df_ref_record, df_uses_record,
18668 df_ref_create_structure.
18669 (df_ref_equal_p, df_ref_compare): Added test for modes.
18670 (df_ref_create_structure): Added code to set mode. Renamed
18671 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18672 DF_REF_EXTRACT_OFFSET.
18673 * df-core.c (df_print_byte_regset): New function.
18674 * df-byte-scan.c: New file.
18675 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18676 calls to BITMAP_FREE.
18677 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18678 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18679 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18680 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18681 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18682 df_byte_lr_local_compute, df_byte_lr_init,
18683 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18684 df_byte_lr_transfer_function, df_byte_lr_free,
18685 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18686 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18687 df_byte_lr_simulate_uses,
18688 df_byte_lr_simulate_artificial_refs_at_top,
18689 df_byte_lr_simulate_artificial_refs_at_end): New function.
18690 * dce.c (byte_dce_process_block): New function.
18691 (dce_process_block): au is now passed in rather than computed
18692 locally. Changed loops that look at artificial defs to not look
18693 for conditional or partial ones, because there never are any.
18694 (fast_dce): Now is able to drive byte_dce_process_block or
18695 dce_process_block depending on the kind of dce being done.
18696 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18697 (rest_of_handle_fast_byte_dce): New function.
18698 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18699 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18701 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18704 * gcc.h: Added fortran options that take arguments to
18705 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18708 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18710 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18711 scalarization if on the LHS and not a full access.
18713 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18715 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18717 2008-04-18 Rafael EspÃndola <espindola@google.com>
18719 * tree-vrp.c (find_case_label_index): Fix the binary search.
18720 (find_case_label_range): New.
18721 (vrp_visit_switch_stmt): Use find_case_label_range.
18722 (simplify_switch_using_ranges): Use find_case_label_range.
18724 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18726 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18727 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18729 2008-04-18 Tom Tromey <tromey@redhat.com>
18732 * doc/cpp.texi (Implementation-defined behavior): Mention
18735 2008-04-18 Ian Lance Taylor <iant@google.com>
18737 * fold-const.c (pointer_may_wrap_p): New static function.
18738 (fold_comparison): Add another test for pointer overflow. Use
18739 pointer_may_wrap_p to disable some false positives.
18741 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18743 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18744 (fname_as_string): Match updated cpp_interpret_string prototype.
18745 (fix_string_type): Support char16_t* and char32_t*.
18746 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18747 derivative) nodes. Register as builtin if C++0x.
18748 (c_parse_error): Support CPP_CHAR{16,32}.
18749 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18750 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18751 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18752 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18753 CTI_CHAR32_ARRAY_TYPE>: New elements.
18754 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18755 char32_type_node, signed_char32_type_node, char16_array_type_node,
18756 char32_array_type_node): New defines.
18757 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18758 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18759 (lex_string): Support CPP_STRING{16,32}, match updated
18760 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18761 (lex_charconst): Support CPP_CHAR{16,32}.
18762 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18763 and CPP_STRING{16,32}.
18765 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18768 * aclocal.m4: Regenerate.
18769 * configure: Regenerate.
18771 2008-04-18 Jan Hubicka <jh@suse.cz>
18773 * except.c (dw2_size_of_call_site_table,
18774 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18776 * cgraphbuild.c (build_cgraph_edges): Update.
18777 * tree-pass.h: Update comment.
18778 * final.c (leaf_function_p): Update.
18779 (leaf_renumber_regs): Update.
18780 (rest_of_clean_state): Update.
18781 * omp-low.c (expand_omp_parallel): Update.
18782 * ipa-reference.c (analyze_function): Update.
18783 * reorg.c (find_end_label): Update.
18784 (optimize_skip): Update.
18785 (fill_simple_delay_slots): Update.
18786 (fill_simple_delay_slots): Update.
18787 (make_return_insns): Update.
18788 (dbr_schedule): Update.
18789 * gimple-low.c (record_vars_into): Update.
18790 * cfgbuild.c (make_edges): Update.
18791 * function.c (assign_stack_local): Update.
18792 (assign_parm_adjust_stack_rtl): Update.
18793 (locate_and_pad_parm): Update.
18794 (allocate_struct_function): Do not initialize stack_alignment_needed
18795 and preferred_stack_boundary here.
18796 (stack_protect_prologue): Update.
18797 (stack_protect_epilogue): Update.
18798 (expand_function_start): Initialize stack_alignment_needed,
18799 preferred_stack_boundary and max_jumptable_ents.
18800 (expand_function_end): Update.
18801 (free_after_compilation): Do not NULLify epilogue_delay_list.
18802 * function.h (struct rtl_data): Add stack_protect_guard,
18803 stack_alignment_needed,
18804 preferred_stack_boundary, epilogue_delay_list.
18805 (struct function): Remove value_histograms, stack_alignment_needed,
18806 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18808 unexpanded_var_list, stack_protect_guard.
18809 (current_function_epilogue_delay_list): Remove.
18810 * ipa-type-escape.c (analyze_function): Update.
18811 * gimplify.c (pop_gimplify_context): Update comment.
18812 * calls.c (expand_call): Update.
18813 (emit_library_call_value_1): Update.
18814 * except.c (set_nothrow_function_flags): Update.
18815 * cfgexpand.c (get_decl_align_unit): Update.
18816 (create_stack_guard): Update.
18817 (estimated_stack_frame_size): Update.
18818 (expand_used_vars): Update.
18819 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18820 * explow.c (allocate_dynamic_stack_space): Update.
18821 * tree-ssa-live.c (remove_unused_locals): Update.
18822 * varasm.c (mark_constant_pool): Update.
18823 * tree-inline.c (remap_decls): Update.
18824 (initialize_cfun): Update.
18825 (declare_return_variable): Update.
18826 (inline_forbidden_p): Update.
18827 (expand_call_inline): Update.
18828 (declare_inline_vars): Update.
18829 (tree_function_versioning): Update.
18830 * tree-flow.h (value_histograms): New.
18831 (VALUE_HISTOGRAMS): New macro.
18832 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18834 * tree-cfg.c (set_bb_for_stmt): Update.
18835 (replace_by_duplicate_decl): Update.
18836 (move_block_to_fn): Update.
18837 (new_label_mapper): Update.
18838 (dump_function_to_file): Update.
18839 * ipa-struct-reorg.c (build_data_structure): Update.
18840 * cfgrtl.c (print_rtl_with_bb): Update.
18841 * reload1.c (reload): Update.
18843 * config/i386/i386.c (setup_incoming_varargs_64,
18844 ix86_compute_frame_layout): Update.
18845 * config/arc/arc.c (arc_output_function_epilogue): Update.
18847 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18849 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18850 for FreeBSD as well.
18851 * gthr-posix95.h: Likewise.
18853 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18855 PR rtl-optimization/35838
18856 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18857 out the byte offset of the first subreg.
18859 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18861 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18862 to split_ti instead of three separate calls with single member arrays.
18863 (subti3 splitter): Ditto.
18864 (adddi3 splitter): Ditto with split_di.
18865 (subdi3 splitter): Ditto.
18866 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18867 two separate calls with single member arrays. Swap match_dup
18868 operands 1 and 2 to better fit into the array.
18869 (negdi2 splitter): Ditto with split_di.
18870 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18871 two separate calls with single member arrays. Swap match_dup operands
18872 6 and 7 to better fit into the array.
18874 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18876 * config/i386/i386.c (sse_builtin_type): New.
18877 (bdesc_sse_args): Likewise.
18878 (bdesc_sse_3arg): Removed.
18879 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18880 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18881 IX86_BUILTIN_ROUNDPS.
18882 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18883 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18884 IX86_BUILTIN_ROUNDPS.
18885 (ix86_expand_sse_4_operands_builtin): Removed.
18886 (ix86_expand_sse_operands_builtin): New.
18887 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18888 and CODE_FOR_sse4_1_roundps.
18889 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18890 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18892 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18895 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18896 regs before frame pop when needed. If use_backchain_to_restore_sp
18897 then load backchain into a temp reg to restore vr and vrsave. Add
18898 code to restore vr after frame pop if possible.
18900 2008-04-17 Richard Guenther <rguenther@suse.de>
18902 * tree-vn.c (expressions_equal_p): Do not check type
18903 equality or compatibility before calling operand_equal_p.
18904 * fold-const.c (operand_equal_p): Check equivalence of
18905 integer constants before bailing out due to signedness or
18906 precision differences.
18907 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18908 spurious differences in type qualification. Ignore types
18909 for COMPONENT_REFs at all.
18911 2008-04-17 Christian Bruel <christian.bruel@st.com>
18913 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18914 msw_skip comparison.
18916 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18919 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18922 PR tree-optimization/35899
18923 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18924 rather than TREE_OPERAND.
18926 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18929 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18930 temporary registers. Change operand predicate to general_operand.
18931 (remainderxf3): Ditto.
18933 2008-04-16 Richard Guenther <rguenther@suse.de>
18935 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18936 * tree-affine.c (aff_combination_expand): Look through some
18939 2008-04-15 Doug Kwan <dougkwan@google.com>
18941 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18943 * tree-pretty-print.c (dump_generic_node): Ditto.
18944 * final.c (output_addr_const): Ditto.
18945 * dwarf2out.c (output_cfi): Ditto.
18946 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18947 * print-rtl.c (print_rtx): Ditto.
18948 * print-tree.c (print_node_brief, print_node): Ditto.
18949 * c-common.c (match_case_to_enum_1): Ditto.
18950 * sched-vis.c (print_value): Ditto.
18951 * config/i386/i386.c (print_operand): Cast to long unsigned int
18954 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18955 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18956 MS Windows VirtualProtect function.
18958 2008-04-15 Jan Hubicka <jh@suse.cz>
18960 * gengtype.c (write_root): Param_is argument is OK.
18961 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18962 * function.h: Include varray.h
18963 (rtl_eh): New stucture based on except.c one.
18964 (call_site_record): New forward declaration and vector type.
18965 * calls.c (emit_call_1): Do not call
18966 note_current_region_may_contain_throw.
18967 * except.c (eh_status): Remove cur_region, try_region since they are
18969 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18970 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18971 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18972 Remove call_site_data_used, call_site_data_size.
18973 Turn call_site_record into vector in function.h.
18974 (note_current_region_may_contain_throw): Remove.
18975 (get_exception_pointer, get_exception_filter): Do not take struct
18976 function argument; update.
18977 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18978 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18979 build_post_landing_pads, dw2_build_landing_pads,
18980 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18981 sjlj_emit_function_enter, sjlj_emit_function_enter,
18982 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18983 sjlj_build_landing_pads, finish_eh_generation,
18984 remove_exception_handler_label, remove_eh_handler,
18985 maybe_remove_eh_handler, add_reachable_handler,
18986 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18987 add_action_record, collect_one_action_chain, add_call_site,
18988 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18989 sjlj_output_call_site_table, output_function_exception_table,
18990 * except.h (note_current_region_may_contain_throw): Remove
18991 (get_exception_pointer, get_exception_filter): Do not take struct
18993 * Makefile.in (GTFILES): Put varargs before struct function.
18995 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18997 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18998 punt for STRING_CST.
18999 (get_constraint_for): Deal with STRING_CST here instead.
19001 2008-04-15 Richard Guenther <rguenther@suse.de>
19003 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19004 statements in a basic-block with a backward walk. Do not
19005 substitute into dead statements but instead remove those.
19007 2008-04-15 Richard Guenther <rguenther@suse.de>
19009 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19010 to zero, thus disable creation of SFTs.
19012 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19014 * tree-predcom.c (suitable_reference_p): Return false if the
19015 reference can throw.
19017 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19020 * c-decl.c (finish_decl): If extern or static var has variable
19021 size, set TREE_TYPE (decl) to error_mark_node.
19023 2008-04-15 Rafael EspÃndola <espindola@google.com>
19025 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19028 2008-04-15 Richard Guenther <rguenther@suse.de>
19030 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19031 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19032 (visit_reference_op_load): Do walk vuse-vdef chains on
19033 vn_reference_lookup.
19034 (visit_reference_op_store): But do not here.
19035 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19036 vn_reference_lookup.
19037 (vn_lookup_with_vuses): But do so here.
19039 2008-04-14 Ian Lance Taylor <iant@google.com>
19041 * fold-const.c (fold_overflow_warning): Remove assertion.
19043 2008-04-15 Ben Elliston <bje@au.ibm.com>
19045 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19046 temp1 local variables.
19048 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19051 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19052 ".text.unlikely" section as executable.
19054 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19056 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19057 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19058 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19059 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19060 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19061 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19062 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19064 2008-04-14 Ian Lance Taylor <iant@google.com>
19066 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19067 * fold-const.c (fold_comparison): If appropriate, test
19068 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19069 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19070 reassociating a pointer type.
19071 * doc/invoke.texi (Optimize Options): Document that
19072 -fstrict-overflow applies to pointer wraparound.
19074 2008-04-13 Jan Hubicka <jh@suse.cz>
19076 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19078 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19080 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19081 we are going to "save the world".
19083 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19085 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19086 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19087 operand 0 constraint, not "=".
19089 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19091 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19093 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19095 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19096 of size of positions_needed * CHAR_BIT.
19098 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19100 PR middle-end/35897
19101 * dse.c (store_info): Change positions_needed to unsigned
19103 (lowpart_bitmask): New.
19104 (record_store): Cast to unsigned HOST_WIDE_INT for
19105 positions_needed. Assert width <= size of positions_needed *
19106 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19107 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19108 lowpart_bitmask to set mask.
19110 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19112 * config/bfin/constraints.md: New file.
19113 * config/bfin/bfin.md: Include it.
19114 (adddi3): Use satisfies_constraint functions instead of the old macros.
19115 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19116 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19117 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19118 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19119 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19120 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19121 EXTRA_CONSTRAINT): Delete.
19122 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19123 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19125 * config/bfin/bfin.c: Include "tm-constrs.h".
19126 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19127 Use satisfies_constraint functions instead of the old macros.
19128 * doc/md.texi (Blackfin Constraints): Update file name reference.
19130 2008-04-11 Richard Guenther <rguenther@suse.de>
19132 PR tree-optimization/35869
19133 * tree-vrp.c (execute_vrp): Move switch statement update after
19134 jump threading. Schedule another cfg cleanup run.
19136 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19139 * attribs.c (decl_attributes): Return early on errorneous node.
19141 2008-04-10 Oleg Ryjkov <olegr@google.com>
19143 * tree.h (struct tree_base): Added a new flag default_def_flag.
19144 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19146 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19148 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19150 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19153 * pa.md: Define mode iterator P. Define mode attribute dwc.
19154 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19155 (icacheflush): Likewise.
19156 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19157 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19159 2008-04-11 Ben Elliston <bje@au.ibm.com>
19161 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19163 2008-04-10 Rafael EspÃndola <espindola@google.com>
19165 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19166 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19167 (extract_range_from_expr): The same.
19169 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19171 * config/mips/mips.md (GPR2): New mode iterator.
19172 (seq): Add comment.
19173 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19174 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19175 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19176 Rewrite these to take two modes, the mode of comparison and the
19177 mode of the destination.
19178 * config/mips/mips.c (mips_expand_scc): Instead of having
19179 paradoxical subreg as destination, expand "narrowing" scc if mode
19180 of comparison is SI and target is requested in DI mode.
19181 (mips_emit_int_order_test): Update comment. Make mode of
19182 comparison match CMP0 rather than TARGET. When creating inverse
19183 target use mode of TARGET.
19185 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19187 * gcov-dump.c (tag_summary): Only print summaries for the first
19188 GCOV_COUNTERS_SUMMABLE counters.
19190 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19192 * config/i386/i386.md (absneg): New code iterator.
19193 (absnegprefix): New code attribute.
19194 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19195 patterns using absneg code iterator.
19196 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19197 using absneg code iterator.
19198 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19199 *neg<mode>2 patterns using absneg code iterator.
19200 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19201 *negextendsfdf2 patterns using absneg code iterator.
19202 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19203 *negextendsfxf2 patterns using absneg code iterator.
19204 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19205 *negextendsfdf2 patterns using absneg code iterator.
19206 * config/i386/sse.md (<code><mode>2): Macroize expander from
19207 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19209 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19211 * config/s390/s390.h: Remove the remains of the recent search
19212 & replace action of current_function_outgoing_args_size.
19214 2008-04-10 Ira Rosen <irar@il.ibm.com>
19216 PR tree-optimization/35821
19217 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19218 NEW_STMT_LIST is not NULL.
19220 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19223 * toplev.c (process_options): Remove -ffunction-sections debugging
19226 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19228 PR middle-end/PR28690
19229 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19230 than gen_rtx_fmt_ee to perform more canonicalizations.
19232 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19235 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19237 2008-04-09 Richard Guenther <rguenther@suse.de>
19239 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19240 (dump_function_to_file): Dump function arguments with types.
19242 2008-04-08 Richard Guenther <rguenther@suse.de>
19244 * fold-const.c (fold_widened_comparison): Do not allow
19245 sign-changes that change the result.
19247 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19250 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19251 kinds of indirect references.
19253 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19255 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19256 GNU Fortran language string.
19258 2008-04-08 Rafael EspÃndola <espindola@google.com>
19260 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19261 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19262 * tree.h (tree_call_nonnegative_warnv_p): New.
19264 2008-04-08 Jan Hubicka <jh@suse.cz>
19266 * function.c (free_after_compilation): Clear out regno_reg_rtx
19269 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19272 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19274 PR middle-end/PR28690
19275 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19276 same precedence as REG_POINTER and MEM_POINTER operands.
19278 2008-04-08 Richard Guenther <rguenther@suse.de>
19280 PR middle-end/35834
19281 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19282 for adding index to base.
19284 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19286 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19287 (MINGW_ENABLE_EXECUTE_STACK): New.
19288 (IN_LIBGCC2): For libgcc include windows.h file for
19289 function declarations.
19291 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19293 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19294 and tem2 if tem1 is not a REG or MULT.
19296 2008-04-08 Jan Hubicka <jh@suse.cz>
19298 * function.h (incomming_args): Break out of struct function.
19299 (function_subsections): Break out of struct function.
19300 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19301 return_rtx and hard_reg_initial_vals from struct function.
19302 Kill inl_max_label_num.
19303 (current_function_pops_args, current_function_args_info,
19304 current_function_args_size, current_function_args_size,
19305 current_function_pretend_args_size,
19306 current_function_outgoing_args_size,
19307 current_function_internal_arg_pointer, current_function_return_rtx):
19308 Kill compatibility accestor macros.
19309 * builtins.c (expand_builtin_apply_args_1): Update.
19310 (expand_builtin_next_arg): Update.
19311 * df-scan.c (df_get_call_refs): Update.
19312 * dbxout.c (dbxout_function_end): Update.
19313 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19314 (output_line_info): Update.
19315 (secname_for_decl): Update.
19316 (dwarf2out_var_location): Update.
19317 * function.c (free_after_compilation): Update.
19318 (assign_parm_find_stack_rtl): Update.
19319 (assign_parms): Update.
19320 (expand_dummy_function_end): Update.
19321 (expand_function_end): Update.
19322 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19323 (expand_call): Update.
19324 (emit_library_call_value_1): Update.
19325 (store_one_arg): Update.
19326 * varasm.c (initialize_cold_section_name): Update.
19327 (unlikely_text_section): Update.
19328 (unlikely_text_section_p): Update.
19329 (assemble_start_function): Update.
19330 (assemble_end_function): Update.
19331 (default_section_type_flags): Update.
19332 (switch_to_section): Update.
19333 * integrate.c (set_decl_abstract_flags): Update.
19334 (get_hard_reg_initial_val): Update.
19335 (has_hard_reg_initial_val): Update.
19336 (allocate_initial_values): Update.
19337 * resource.c (init_resource_info): Update.
19338 * config/alpha/alpha.c (NUM_ARGS): Update.
19339 (direct_return): Update.
19340 (alpha_va_start): Update.
19341 (alpha_sa_size): Update.
19342 (alpha_initial_elimination_offset): Update.
19343 (alpha_expand_prologue): Update.
19344 (alpha_start_function): Update.
19345 (alpha_expand_epilogue): Update.
19346 (unicosmk_initial_elimination_offset):
19347 * config/alpha/alpha.md (call expander): Update.
19348 * config/s390/s390.c (s390_register_info): Update.
19349 (s390_register_info): Update.
19350 (s390_frame_info): Update.
19351 (s390_initial_elimination_offset): Update.
19352 (s390_build_builtin_va_list): Update.
19353 (s390_va_start): Update.
19354 * config/spu/spu.c (direct_return): Update.
19355 (spu_expand_prologue): Update.
19356 (spu_initial_elimination_offset): Update.
19357 (spu_build_builtin_va_list): Update.
19358 (spu_va_start): Update.
19359 * config/sparc/sparc.c (sparc_init_modes): Update.
19360 (sparc_compute_frame_size): Update.
19361 (function_value): Update.
19362 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19363 * config/i386/i386.md (return expander): Update.
19364 * config/i386/i386.c (ix86_va_start): Update.
19365 (ix86_can_use_return_insn_p): Update.
19366 (ix86_compute_frame_layout): Update.
19367 (ix86_expand_epilogue): Update.
19368 * config/sh/sh.c (output_stack_adjust): Update.
19369 (calc_live_regs): Update.
19370 (sh_expand_prologue): Update.
19371 (sh_builtin_saveregs): Update.
19372 (sh_va_start): Update.
19373 (initial_elimination_offset): Update.
19374 (sh_allocate_initial_value): Update.
19375 (sh_function_ok_for_sibcall): Update.
19376 (sh_get_pr_initial_val): Update.
19377 * config/sh/sh.md (return expander): Update.
19378 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19379 * config/crx/crx.c (crx_compute_frame): UPdate.
19380 (crx_initial_elimination_offset): UPdate.
19381 * config/xtensa/xtensa.c (compute_frame_size): Update
19382 (xtensa_builtin_saveregs): Update.
19383 (xtensa_va_start): Update.
19384 (order_regs_for_local_alloc): Update.
19385 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19386 (xstormy16_expand_builtin_va_start): Update.
19387 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19388 * config/m68hc11/m68hc11.md (return expanders): Update.
19389 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19390 (expand_epilogue): Update.
19391 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19392 (cris_simple_epilogue): Update.
19393 (cris_expand_prologue): Update.
19394 (cris_expand_epilogue): Update.
19395 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19396 (compute_frame_size): Update.
19397 * config/mt/mt.c (mt_compute_frame_size): Update.
19398 * config/mn10300/mn10300.c (expand_prologue): Update.
19399 (expand_epilogue): Update.
19400 (initial_offset): Update.
19401 (mn10300_builtin_saveregs):
19402 * config/mn10300/mn10300.md (return expander): Update.
19403 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19404 (ia64_initial_elimination_offset): Update.
19405 (ia64_initial_elimination_offset): Update.
19406 (ia64_expand_prologue): Update.
19407 * config/m68k/m68k.md (return expander): Update.
19408 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19409 (rs6000_stack_info): Update.
19410 * config/mcore/mcore.c (layout_mcore_frame): Update.
19411 (mcore_expand_prolog): Update.
19412 * config/arc/arc.c (arc_compute_frame_size): Update.
19413 * config/score/score3.c (score3_compute_frame_size): Update.
19414 * config/score/score7.c (score7_compute_frame_size): Update.
19415 * config/arm/arm.c (use_return_insn): Update.
19416 (thumb_find_work_register): Update.
19417 (arm_compute_save_reg_mask): Update.
19418 (arm_output_function_prologue): Update.
19419 (arm_output_epilogue): Update.
19420 (arm_size_return_regs): Update.
19421 (arm_get_frame_offsets): Update.
19422 (arm_expand_prologue): Update.
19423 (thumb_exit): Update.
19424 (thumb_unexpanded_epilogue): Update.
19425 (thumb1_output_function_prologue): Update.
19426 * config/pa/pa.md (return expander): Update.
19427 * config/pa/pa.c (compute_frame_size): Update.
19428 (hppa_builtin_saveregs): Update.
19429 * config/mips/mips.c (mips_va_start): Update.
19430 (mips16_build_function_stub): Update.
19431 (mips_compute_frame_info): Update.
19432 (mips_restore_gp): Update.
19433 (mips_output_function_prologue): Update.
19434 (mips_expand_prologue): Update.
19435 * config/v850/v850.c (compute_frame_size): Update.
19436 (expand_prologue): * config/mmix/mmix.c (along): update.
19437 (mmix_initial_elimination_offset): update.
19438 (mmix_reorg): update.
19439 (mmix_use_simple_return): update.
19440 (mmix_expand_prologue): update.
19441 (mmix_expand_epilogue): Update.
19442 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19443 (emit_link_insn): Update.
19445 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19447 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19448 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19450 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19453 2008-04-07 Jan Hubicka <jh@suse.cz>
19455 * function.h (rtl): Rename to x_rtl.
19456 (crtl): New define.
19457 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19458 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19459 used_temp_slots avail_temp_slots, temp_slot_level,
19460 nonlocal_goto_handler_labels): Update accesstors.
19461 (rtl): New global variable.
19462 (struct function): Move some fileds to rtl_data.
19463 (get_arg_pointer_save_area): Update prototype.
19464 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19465 get_arg_pointer_save_area.
19466 * expr.c (init_expr): Update
19467 * function.c (get_frame_size): Update
19468 (assign_stack_local): Update
19469 (expand_function_end): Update.
19470 (get_art_pointer_save_area): Update
19472 * emit-rtl.c (rtl): Declare.
19473 (regno_reg_rtx): Declare.
19474 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19476 (gen_reg_rtx): Update.
19477 * varasm.c (n_deferred_constatns): Update accestor.
19478 (init_varasm_status): Do not allocate varasm_status.
19479 (force_const_mem, get_pool_size, output_constant_pool): Update.
19480 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19481 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19482 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19483 * sparc/sparc.h (INIT_EXPANDERS): Update.
19484 * ia64/ia64.h (INIT_EXPANDERS): Update.
19486 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19488 * reload.c (push_secondary_reload): Add missing break to for loop.
19490 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19492 PR middle-end/PR28690
19493 * rtlanal.c: Update copyright years.
19494 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19495 as REG_POINTER and MEM_POINTER operands.
19496 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19497 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19498 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19499 * gcse.c: Update copyright years.
19500 (pre_delete): Call gen_reg_rtx_and_attrs.
19501 (hoist_code): Likewise.
19502 (build_store_vectors): Likewise.
19503 (delete_store): Likewise.
19504 * loop-invariant.c (move_invariant_reg): Likewise.
19505 Update copyright years.
19507 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19509 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19510 control string instead of quoted.
19512 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19514 * doc/rtl.texi: Rewrite of subreg section.
19516 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19519 * config/i386/i386.c (legitimize_pic_address): Add treating
19520 of dllimport SYM_REF's.
19521 (legitimize_dllimport_symbol): Add prototype.
19523 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19525 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19526 reference in constructor with non self-referential type.
19528 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19530 Removal of Return with Depressed Stack Pointer support
19531 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19532 (ECF_SP_DEPRESSED): Likewise.
19533 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19534 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19535 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19536 (expand_call): Do not test ECF_SP_DEPRESSED.
19537 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19538 * function.c (keep_stack_depressed): Delete.
19539 (handle_epilogue_set): Likewise.
19540 (update_epilogue_consts): Likewise.
19541 (emit_equiv_load): Likewise.
19542 (thread_prologue_and_epilogue_insns): Remove support for Return with
19543 Depressed Stack Pointer.
19544 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19546 2008-04-06 Richard Guenther <rguenther@suse.de>
19548 PR tree-optimization/35400
19549 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19550 information from SSA_NAMEs.
19552 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19554 * config/avr/avr.h (avr_mega_p): Remove declaration.
19555 (AVR_MEGA): Remove macro.
19556 * config/avr/avr.c (avr_mega_p): Remove variable.
19557 (avr_override_options): Remove inicializion of avr_mega_p.
19558 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19559 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19560 (avr_jump_mode): (Ditto.).
19561 (avr_output_progmem_section_asm_op): (Ditto.).
19562 (avr_asm_init_sections): (Ditto.).
19563 (avr_asm_init_sections): (Ditto.).
19564 (avr_rtx_costs): (Ditto.).
19565 * config/avr/avr.md: (Ditto.).
19566 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19569 2008-04-06 Richard Guenther <rguenther@suse.de>
19571 PR tree-optimization/35842
19572 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19573 is_gimple_invariant_address.
19575 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19577 * gcc.c (default_compilers): Sync Fortran extensions list with
19578 that in fortran/lang-specs.h.
19579 * doc/invoke.texi: Likewise.
19580 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19581 * dwarf2out.c (gen_compile_unit_die): Likewise.
19583 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19585 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19587 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19590 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19591 attribute is used for nested functions.
19593 2008-04-05 Jan Hubicka <jh@suse.cz>
19595 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19597 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19599 (dump_files): Update.
19600 (enable_rtl_dump_file): Do not accept letter argument.
19601 * tree-pass.h (dump_file_info): Remove letter argument.
19602 * toplev.c (decode_d_option): Update -da handling.
19603 * toplev.h (enable_rtl_dump_file): Update prototype.
19604 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19605 it out based on pass type.
19606 (register_dump_files_1): Likewise.
19607 (init_optimization_passes): Update register_one_dump_file calls.
19608 (execute_one_pass): Sanity check that IPA passes are called at IPA
19609 level and RTL passes at RTL level.
19610 (execute_pass_list): IPA pass can not be after or subpass of
19612 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19613 disallov RTL subpasses of IPA subpasses.
19615 2008-04-05 Ben Elliston <bje@au.ibm.com>
19617 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19618 builtins that return exactly once and do not throw. Cache call to
19621 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19623 PR rtl-optimization/34916
19624 PR middle-end/35519
19625 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19626 between instruction pairs.
19628 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19630 * doc/invoke.texi: Document -mbitops for SH.
19631 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19632 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19633 * config/sh/sh.c (print_operand): Add %t operand code.
19634 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19635 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19636 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19637 (extendqihi2): Likewise.
19638 (movqi_i): Likewise.
19639 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19640 (extv): Use bld instruction for SH2A if possible.
19642 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19643 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19644 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19645 (bset.b, bclr.b): Define peepholes.
19646 * config/sh/sh.opt (mbitops): New option.
19648 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19651 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19652 and view convert expression.
19654 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19657 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19659 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19661 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19663 * config/i386/cpuid.h (bit_AES): New.
19664 (bit_PCLMUL): Likewise.
19666 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19667 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19668 SSE2 if AES or PCLMUL is enabled.
19669 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19670 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19671 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19672 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19673 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19674 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19675 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19676 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19677 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19678 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19679 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19680 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19681 __builtin_ia32_aeskeygenassist128 and
19682 __builtin_ia32_pclmulqdq128.
19683 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19684 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19685 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19687 * config/i386/i386.h (TARGET_AES): New.
19688 (TARGET_PCLMUL): Likewise.
19689 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19691 * config/i386/i386.md (UNSPEC_AESENC): New.
19692 (UNSPEC_AESENCLAST): Likewise.
19693 (UNSPEC_AESDEC): Likewise.
19694 (UNSPEC_AESDECLAST): Likewise.
19695 (UNSPEC_AESIMC): Likewise.
19696 (UNSPEC_AESKEYGENASSIST): Likewise.
19697 (UNSPEC_PCLMUL): Likewise.
19699 * config/i386/i386.opt (maes): New.
19700 (mpclmul): Likewise.
19702 * config/i386/sse.md (aesenc): New pattern.
19703 (aesenclast): Likewise.
19704 (aesdec): Likewise.
19705 (aesdeclast): Likewise.
19706 (aesimc): Likewise.
19707 (aeskeygenassist): Likewise.
19708 (pclmulqdq): Likewise.
19710 * config/i386/wmmintrin.h: New.
19712 * doc/extend.texi: Document AES and PCLMUL built-in function.
19714 * doc/invoke.texi: Document -maes and -mpclmul.
19716 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19718 * function.c (free_after_parsing): Replace with
19719 cxx_push_function_context from C++ front-end.
19720 (allocate_struct_function): Don't call langhook.
19721 * langhooks.h (struct lang_hooks_for_functions): Delete.
19722 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19724 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19725 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19726 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19727 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19728 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19729 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19730 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19732 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19733 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19735 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19738 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19741 2008-04-04 Richard Guenther <rguenther@suse.de>
19743 PR middle-end/35823
19744 * fold-const.c (optimize_minmax_comparison): Use the correct
19745 type for the constant in the simplified comparison.
19747 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19749 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19750 Pass L2 size as "--param l2-cache-size" to the compiler.
19751 (decode_l2_cache): New function to decode L2 cache parameters using
19752 0x8000006 extended cpuid function.
19753 (detect_caches_amd): Determine parameters of L2 cache using
19754 decode_l2_caches function.
19755 (decode_caches_intel): Decode L2 cache parameters.
19756 (detect_caches_intel): Determine L2 cache parameters using
19757 decode_caches_intel and decode_l2_caches functions.
19759 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19761 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19762 secondary input reload for subword loads from the constant pool.
19764 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19767 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19768 constants of the appropriate size for runtime calculations.
19771 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19772 decimal-float literal constant zero.
19774 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19777 * c-parser.c (c_parser_omp_atomic): Call
19778 default_function_array_conversion on the RHS.
19780 PR middle-end/35818
19781 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19782 call is_variable_sized if decl has incomplete type.
19784 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19786 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19788 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19790 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19792 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19793 (sgt<u>): Merge sgt and sgtu into new expander.
19794 (sgt, sgtu): Remove expanders.
19795 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19796 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19797 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19798 *sgtu_<mode>_mips16 into new pattern.
19799 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19800 (sge<u>): Merge sge and sgeu into new expander.
19801 (sge, sgeu): Remove expanders.
19802 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19804 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19805 (slt<u>): Merge slt and sltu into new expander.
19806 (slt, sltu): Remove expanders.
19807 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19808 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19809 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19810 *sltu_<mode>_mips16 into new pattern.
19811 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19812 (sle<u>): Merge sle and sleu into new expander.
19813 (sle, sleu): Remove expanders.
19814 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19815 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19816 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19817 *sleu_<mode>_mips16 into new pattern.
19818 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19820 2008-04-03 Jan Hubicka <jh@suse.cz>
19822 PR tree-optimization/35795
19823 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19824 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19825 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19826 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19827 * score/score3.c (score3_output_mi_thunk): Likewise.
19828 * score/score7.c (score7_output_mi_thunk): Likewise.
19829 * mips/mips.c (mips_output_mi_thunk): Likewise.
19831 2008-04-03 Richard Guenther <rguenther@suse.de>
19833 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19834 conversions. Simplify code.
19836 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19838 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19840 2008-04-03 Tom Tromey <tromey@redhat.com>
19841 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19843 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19844 * config/bfin/t-bfin-linux (generated_files): Add
19845 linux-sysroot-suffix.h.
19846 * doc/install.texi (Prerequisites): Require make 3.80.
19847 * doc/sourcebuild.texi (Front End Directory): Document new
19849 * Makefile.in (generated_files): New variable.
19850 (ALL_HOST_OBJS): New variable.
19851 ($(ALL_HOST_OBJS)): New target.
19853 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19855 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19856 (remap_block): Call id->transform_lang_insert_block instead
19858 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19859 Set id.transform_lang_insert_block to NULL.
19860 (clone_body): Move to cp/optimize.c
19861 * tree-inline.h (struct copy_body_data): Change
19862 transform_lang_insert_block to function pointer.
19863 (copy_generic_body, copy_decl_no_change): Export.
19864 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19865 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19866 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19868 * c-tree.h (insert_block): Kill.
19869 * c-decl.c (insert_block): Kill.
19871 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19873 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19874 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19875 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19877 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19878 argument, call {push,pop}_function_context from here.
19879 * c-parser.c: Use c_{push,pop}_function_context.
19881 * function.c (push_function_context_to): Move meat ...
19882 (push_function_context): ... here. Simplify.
19883 * function.c (pop_function_context_from): Move meat ...
19884 (pop_function_context): ... here. Simplify.
19885 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19887 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19888 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19889 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19890 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19892 2008-04-03 Ben Elliston <bje@au.ibm.com>
19894 * expmed.c (extract_force_align_mem_bit_field): Remove.
19896 2008-04-03 Richard Guenther <rguenther@suse.de>
19898 PR middle-end/35800
19899 * expr.h (try_casesi): Adjust prototype.
19900 * expr.c (try_casesi): Take fallback label as extra parameter.
19901 Use that for gen_casesi if default_label is NULL.
19902 * stmt.c (expand_case): Pass fallback label to try_casesi,
19903 make sure to fill gaps with a fallback label if default_label
19906 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19909 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19911 2008-04-03 Ben Elliston <bje@au.ibm.com>
19913 * expmed.c (extract_split_bit_field): Remove if (0) code.
19914 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19915 (do_ds_constraint): Likewise.
19917 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19919 * doc/cppopts.texi (-dU): Document.
19920 * c-common.h (flag_dump_macros): Update comment.
19921 * c-opts.c (handle_OPT_d): Handle -dU.
19922 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19923 dump_queued_macros, cb_used_define, cb_used_undef): New.
19924 (init_pp_output): Handle -dU.
19925 (cb_line_change): Call dump_queued_macros.
19926 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19928 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19930 * config/avr/predicates.md (io_address_operand): New predicate.
19931 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19932 * config/avr/avr.c (avr_io_address_p): Remove function.
19933 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19934 'avr_io_address_p' function.
19935 (out_movhi_r_mr): (Ditto.).
19936 (out_movqi_mr_r): (Ditto.).
19937 (out_movhi_mr_r): (Ditto.).
19938 (avr_address_cost): (Ditto.).
19940 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19942 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19943 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19944 in 32bit mode when XMM registers are available to avoid store
19946 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19947 corresponding post-reload splitters.
19949 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19951 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19952 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19953 __builtin_ia32_roundss.
19954 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19955 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19956 __builtin_ia32_roundss.
19957 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19958 IX86_BUILTIN_SHUFPD here.
19960 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19962 * config/i386/i386.md (plogic): New.
19963 (plogicprefix): Likewise.
19965 * config/i386/mmx.md (mmx_<code><mode>3): New.
19966 (mmx_and<mode>3): Removed.
19967 (mmx_ior<mode>3): Likewise.
19968 (mmx_xor<mode>3): Likewise.
19970 * config/i386/sse.md (<code><mode>3): New.
19971 (*<code><mode>3): Likewise.
19972 (*<code><mode>3): Likewise.
19973 (<code><mode>3): Likewise.
19974 (*sse_<code><mode>3): Likewise.
19975 (*sse2_<code><mode>3): Likewise.
19976 (<code>tf3): Likewise.
19977 (*<code>tf3): Likewise.
19978 (and<mode>3): Likewise.
19979 (*and<mode>3): Likewise.
19980 (ior<mode>3): Removed.
19981 (*ior<mode>3): Likewise.
19982 (xor<mode>3): Likewise.
19983 (*xor<mode>3): Likewise.
19984 (*and<mode>3): Likewise.
19985 (*ior<mode>3): Likewise.
19986 (*xor<mode>3): Likewise.
19987 (and<mode>3): Likewise.
19988 (*sse_and<mode>3): Likewise.
19989 (*sse2_and<mode>3): Likewise.
19990 (andtf3): Likewise.
19991 (*andtf3): Likewise.
19992 (ior<mode>3): Likewise.
19993 (*sse_ior<mode>3): Likewise.
19994 (*sse2_ior<mode>3): Likewise.
19995 (iortf3): Likewise.
19996 (*iortf3): Likewise.
19997 (xor<mode>3): Likewise.
19998 (*sse_xor<mode>3): Likewise.
19999 (*sse2_xor<mode>3): Likewise.
20000 (xortf3): Likewise.
20001 (*xortf3): Likewise.
20003 2008-04-02 Richard Guenther <rguenther@suse.de>
20005 PR tree-optimization/14495
20006 PR tree-optimization/34793
20007 * tree-vrp.c (struct switch_update): New structure.
20008 (to_remove_edges, to_update_switch_stmts): New VECs.
20009 (simplify_switch_using_ranges): New function. Remove not taken
20010 case labels and edges.
20011 (simplify_stmt_using_ranges): Call it.
20012 (identify_jump_threads): Mark edges we have queued for removal
20013 so we don't thread them.
20014 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20016 * tree-cfg.c (group_case_labels): Deal with missing default label.
20017 (tree_verify_flow_info): Allow missing default label.
20018 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20019 (emit_case_nodes): Likewise.
20020 (expand_case): Do not rely on the default label to be present.
20021 * expr.c (try_casesi): Deal with NULL default_label.
20022 (do_tablejump): Likewise.
20024 2008-04-02 Richard Guenther <rguenther@suse.de>
20026 PR tree-optimization/14495
20027 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20028 SWITCH_EXPR here ...
20029 (vrp_visit_switch_stmt): ... but here (new function).
20030 (find_case_label_index): New helper function.
20031 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20033 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20035 * fwprop.c: Fix ISO-C99ism.
20037 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20040 * Makefile.in (objdir): Set it here.
20041 * configure.ac: Not here. Find dynamic linker characteristics.
20042 * exec-tool.in: Use them.
20043 * aclocal.m4: Regenerate.
20044 * configure: Regenerate.
20046 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20048 * expr.c (expand_var): Delete it.
20049 * expr.h (expand_var): Delete prototype.
20050 * function.c (expand_function_start): Use expand_decl instead.
20051 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20054 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20056 PR rtl-optimization/35542
20057 * fwprop.c (forward_propagate_and_simplify): Replace
20058 loc_reg_mentioned_in_p with reg_mentioned_p.
20060 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20062 PR rtl-optimization/35281
20063 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20064 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20065 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20066 (varying_mem_p): Move above propagate_rtx.
20067 (all_uses_available_at): Do not check MEMs.
20069 2008-04-02 Rafael EspÃndola <espindola@google.com>
20071 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20072 (register_edge_assert_for_2): Split the cond argument.
20073 (register_edge_assert_for_1): Adjust for the change in
20074 register_edge_assert_for_2.
20075 (register_edge_assert_for): Split the cond argument.
20076 (find_switch_asserts): Adjust for the change in
20077 register_edge_assert_for.
20079 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20081 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20082 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20083 offsets for 64-bit mingw.
20084 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20085 abi for x86_64-pc-mingw.
20087 2008-04-02 Richard Guenther <rguenther@suse.de>
20089 * tree-vrp.c (extract_range_from_assert): Make sure to not
20090 produce range min/max with TREE_OVERFOW set.
20091 If merging a anti-range and a range keep the anti-range if
20092 the range covers all values of the type.
20093 (register_edge_assert_for_2): Only allow sign-changing
20094 conversions in detecting canonical range checks. Also
20095 register an assert for the unsigned name if useful.
20097 PR tree-optimization/35787
20098 * tree-vrp.c (vrp_val_max): New function.
20099 (vrp_val_min): Likewise.
20100 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20101 (vrp_val_is_min): Likewise.
20102 (supports_overflow_infinity): Use vrp_val_{min,max}.
20103 (negative_overflow_infinity): Likewise.
20104 (positive_overflow_infinity): Likewise.
20105 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20106 (is_positive_overflow_infinity): Likewise.
20107 (is_overflow_infinity): Likewise.
20108 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20109 vrp_val_is_{min,max}.
20110 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20111 to ranges if possible. Avoid empty ranges.
20113 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20115 PR middle-end/35705
20116 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20117 the expression is a function address.
20119 2008-04-01 George Helffrich <george@gcc.gnu.org>
20121 PR fortran/35154, fortran/23057
20122 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20123 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20124 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20125 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20127 (dbxout_syms): Check for COMMON-based symbol and wrap in
20128 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20129 in bracket for efficiency.
20131 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20132 using DW_TAG_common_block + member offset.
20133 (add_pubname_string): New function.
20134 (dw_expand_expr): New function to find block name and offset for
20136 (common_check): New function to check whether symbol in Fortran COMMON.
20137 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20139 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20142 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20144 2008-04-02 Ben Elliston <bje@au.ibm.com>
20146 * config/v850/v850.md (casesi): Remove if (0) code.
20147 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20148 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20150 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20152 * config/i386/i386.md (rex64suffix): New mode attribute.
20153 (floathi<mode>2): Disable expander for SSE math.
20154 (*floathi<mode>2_1): New insn insn_and_split pattern.
20155 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20156 corresponding post-reload splitters.
20157 (*floathi<mode>2_i387): New macroized insn pattern.
20158 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20159 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20160 insn_and_split pattern.
20161 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20162 New macroized instruction patterns and corresponding post-reload
20164 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20165 and corresponding post-reload splitters.
20166 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20167 New macroized instruction patterns.
20168 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20169 macroized instruction patterns and corresponding post-reload splitters.
20170 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20171 corresponding post-reload splitters.
20172 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20173 New macroized instruction patterns.
20174 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20175 corresponding post-reload splitters.
20176 (*floatsi<mode>2_i387): New macroized instruction patterns.
20178 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20180 * config/i386/i386.md (smaxmin): New.
20181 (umaxmin): Likewise.
20182 (maxminiprefix): Likewise.
20183 (maxminfprefix): Likewise.
20184 (<code><mode>3): Likewise.
20185 (smin<mode>3): Removed.
20186 (smax<mode>3): Likewise.
20188 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20189 (mmx_<code>v4hi3): Likewise.
20190 (mmx_<code>v8qi3): Likewise.
20191 (mmx_smaxv2sf3): Removed.
20192 (mmx_sminv2sf3): Likewise.
20193 (mmx_umaxv8qi3): Likewise.
20194 (mmx_smaxv4hi3): Likewise.
20195 (mmx_uminv8qi3): Likewise.
20196 (mmx_sminv4hi3): Likewise.
20198 * config/i386/sse.md (<addsub><mode>3): New.
20199 (*<addsub><mode>3): Likewise.
20200 (<sse>_vm<addsub><mode>3): Likewise.
20201 (<maxmin><mode>3): Likewise.
20202 (*<maxmin><mode>3_finite): Likewise.
20203 (*<maxmin><mode>3): Likewise.
20204 (<sse>_vm<maxmin><mode>3): Likewise.
20205 (sse3_h<addsub>v4sf3): Likewise.
20206 (sse3_h<addsub>v2df3): Likewise.
20207 (<maxmin>v16qi3): Likewise.
20208 (*<maxmin>v16qi3): Likewise.
20209 (<maxmin>v8hi3): Likewise.
20210 (*<maxmin>v8hi3): Likewise.
20211 (*sse4_1_<maxmin><mode>3): Likewise.
20212 (*sse4_1_<maxmin><mode>3): Likewise.
20213 (add<mode>3): Removed.
20214 (*add<mode>3): Likewise.
20215 (<sse>_vmadd<mode>3): Likewise.
20216 (sub<mode>3): Likewise.
20217 (*sub<mode>3): Likewise.
20218 (<sse>_vmsub<mode>3): Likewise.
20219 (smin<mode>3): Likewise.
20220 (*smin<mode>3_finite): Likewise.
20221 (*smin<mode>3): Likewise.
20222 (<sse>_vmsmin<mode>3): Likewise.
20223 (smax<mode>3): Likewise.
20224 (*smax<mode>3_finite): Likewise.
20225 (*smax<mode>3): Likewise.
20226 (<sse>_vmsmax<mode>3): Likewise.
20227 (sse3_haddv4sf3): Likewise.
20228 (sse3_haddv2df3): Likewise.
20229 (sse3_hsubv4sf3): Likewise.
20230 (sse3_hsubv2df3): Likewise.
20231 (umaxv16qi3): Likewise.
20232 (*umaxv16qi3): Likewise.
20233 (smaxv8hi3): Likewise.
20234 (*smaxv8hi3): Likewise.
20235 (*sse4_1_smax<mode>3): Likewise.
20236 (*sse4_1_umax<mode>3): Likewise.
20237 (uminv16qi3): Likewise.
20238 (*uminv16qi3): Likewise.
20239 (sminv8hi3): Likewise.
20240 (*sminv8hi3): Likewise.
20241 (*sse4_1_smin<mode>3): Likewise.
20242 (*sse4_1_umin<mode>3): Likewise.
20244 2008-04-01 Rafael EspÃndola <espindola@google.com>
20246 * tree-cfg.c (verify_expr): remove in_phi.
20247 (verify_stmt): Don't call walk_tree with verify_expr. Use
20248 is_gimple_min_invariant instead of is_gimple_val.
20250 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20252 * doc/include/gpl_v3.texi: Update for manpage generation.
20253 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20255 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20256 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20257 gpl_v3.texi instead of gpl.texi.
20260 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20263 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20265 2008-04-01 Rafael EspÃndola <espindola@google.com>
20267 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20268 (extract_code_and_val_from_cond): Use
20269 extract_code_and_val_from_cond_with_ops.
20271 2008-04-01 Jan Hubicka <jh@suse.cz>
20273 * function.c (free_after_compilation): Free epilogue_delay_list.
20274 (prepare_function_start): Assert that previous compilation was freed.
20276 2008-04-01 Jan Hubicka <jh@suse.cz>
20277 Jim Wilson <wilson@tuliptree.org>
20278 Andreas Tobler <andreast@gcc.gnu.org>
20280 PR middle-end/35781
20281 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20282 rtl.emit instead cfun->emit.
20283 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20284 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20286 2008-04-01 Ben Elliston <bje@au.ibm.com>
20288 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20290 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20292 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20294 (fprofile-use): Add var flag_profile_use
20295 * coverage.c (coverage_begin_output): Do not open a gcno file for
20296 output only if -ftest-coverage is set.
20297 Do not add getpwd() to gcda file path.
20298 (build_gcov_info): Check the new flag
20299 flag_profile_datafile_relative_path.
20300 (coverage_init): Use profile_data_prefix.
20301 Read profile counter only if flag_profile_use is set.
20302 * opts.c (common_handle_option): New option fprofile-use=,
20303 fprofile-dir=, fprofile-generate=.
20304 * toplev.c (profile_data_prefix): New variable definition.
20305 * toplev.h (profile_data_prefix): New declaration.
20306 * doc/invoke.tex (Option Summary, Optimization Options):
20309 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20311 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20312 use tmp consistently.
20315 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20316 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20317 UNSPEC_FR_RECIP_APPROX_RES.
20318 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20320 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20323 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20325 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20327 PR middle-end/30186
20328 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20329 element of the vector via a pointer.
20331 2008-03-31 Ian Lance Taylor <iant@google.com>
20333 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20335 2008-03-31 Jan Hubicka <jh@suse.cz>
20337 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20338 get_arg_pointer_save_area.
20339 * expr.c (init_expr): Just clear out rtl.expr.
20340 * function.c (free_after_compilation): Clear out whole RTL structure.
20341 (get_func_frame_size): Merge into ...
20342 (get_frame_size): ... this one.
20343 (assign_stack_local_1): Merge into ...
20344 (assign_stack_local): ... this one.
20345 (expand_function_end): Update call of get_arg_pointer_save_area.
20346 (get_art_pointer_save_area): Remove cfun argument.
20347 * function.h (emit_status): regno_pointer_align does not need length
20348 attribute. Move x_regno_reg_rtx to ...
20349 (regno_reg_rtx): ... new global array.
20350 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20351 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20352 apply_args_value, forced_labels, stack_pointer_delta):
20354 (struct varasm_status): Move here from varasm.c
20355 (struct rtl_data): New. Move here some fields from struct function.
20356 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20357 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20358 used_temp_slots avail_temp_slots, temp_slot_level,
20359 nonlocal_goto_handler_labels): Update accesstors.
20360 (rtl): New global variable.
20361 (struct function): Move some fileds to rtl_data.
20362 (get_arg_pointer_save_area): Update prototype.
20363 * emit-rtl.c (rtl): Declare.
20364 (regno_reg_rtx): Declare.
20365 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20367 (gen_reg_rtx): Update.
20368 (init_virtual_regs): Do not tate emit_status argument.
20369 (init_emit): Do not allocate emit.
20370 * varasm.c (varasm_statuc): Move to function.h.
20371 (n_deferred_constatns): Update accestor.
20372 (init_varasm_status): Do not allocate varasm_status.
20373 (force_const_mem, get_pool_size, output_constant_pool): Update.
20374 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20375 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20377 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20379 PR rtl-optimization/35729
20380 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20383 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20386 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20387 load/store if memory is unaligned.
20388 (*movti_rex64): Likewise.
20390 * config/i386/predicates.md (misaligned_operand): New.
20392 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20395 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20398 2008-03-31 Jan Beulich <jbeulich@novell.com>
20400 * config/ia64/constraints.md: Add 'j' constraint.
20401 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20402 (movdi_internal): Likewise.
20404 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20407 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20409 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20412 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20413 proper error message for the third argument on blendpd and
20416 * config/i386/sse.md (blendbits): New.
20417 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20419 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20421 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20423 2008-03-30 Richard Guenther <rguenther@suse.de>
20425 PR middle-end/31023
20426 * fold-const.c (fold_sign_changed_comparison): Do leave
20427 conversions to base-types alone.
20429 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20431 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20432 the link register if one altivec register is be saved.
20434 2008-03-30 Ben Elliston <bje@au.ibm.com>
20436 * final.c (final_scan_insn): Remove if (0) code.
20438 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20440 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20442 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20444 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20445 of V4SFmode to ix86_binary_operator_ok.
20447 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20449 * config/i386/i386.c (override_options): Initialize
20450 ix86_veclib_handler to ix86_veclibabi_svml when
20451 -mveclibabi=svml is used.
20452 (ix86_veclibabi_svml): New function for SVML ABI style
20453 vectorization support.
20454 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20456 2008-03-28 Rafael EspÃndola <espindola@google.com>
20458 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20459 (tree_binary_nonnegative_warnv_p): Make it public.
20460 (tree_single_nonnegative_warnv_p): Make it public.
20461 (tree_invalid_nonnegative_warnv_p): Make it public.
20462 (tree_unary_nonzero_warnv_p): Make it public.
20463 (tree_binary_nonzero_warnv_p): Make it public
20464 (tree_single_nonzero_warnv_p): Make it public.
20465 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20466 (extract_range_from_binary_expr): Split the expr argument.
20467 (extract_range_from_unary_expr): Split the expr argument.
20468 (extract_range_from_comparison): Split the expr argument.
20469 (extract_range_from_expr): Use the new aux functions.
20470 (vrp_evaluate_conditional_warnv): Use
20471 vrp_evaluate_conditional_warnv_with_ops.
20472 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20473 (tree_binary_nonzero_warnv_p): Declare.
20474 (tree_single_nonzero_warnv_p): Declare.
20475 (tree_expr_nonzero_warnv_p): Declare.
20476 (tree_unary_nonnegative_warnv_p): Declare.
20477 (tree_binary_nonnegative_warnv_p): Declare.
20478 (tree_single_nonnegative_warnv_p): Declare.
20479 (tree_invalid_nonnegative_warnv_p): Declare.
20481 2008-03-28 Richard Guenther <rguenther@suse.de>
20483 PR tree-optimization/30317
20484 PR tree-optimization/30911
20485 PR tree-optimization/34793
20486 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20487 (struct assert_locus_d): New member EXPR.
20488 (register_new_assert_for): Add EXPR parameter to support
20489 ASSERT_EXPR <name, expr OP limit>.
20490 (register_edge_assert_for_1): Adjust callers.
20491 (find_assert_locations): Likewise.
20492 (process_assert_insertions_for): Build condition from expression.
20493 (extract_range_from_assert): Handle ASSERT_EXPRs
20494 of the form ASSERT_EXPR <name, expr OP limit>.
20495 (register_edge_assert_for_2): New helper registering
20496 asserts for comparisons. Recognize range tests of the form
20497 (unsigned)i - CST1 OP CST2.
20498 (register_edge_assert_for_1): Use it.
20499 (register_edge_assert_for): Likewise.
20500 (needs_overflow_infinity): Integer sub-types
20501 do not need overflow infinities.
20502 (vrp_val_is_max): The extreme values of integer sub-types
20503 are those of the base type.
20504 (vrp_val_is_min): Likewise.
20505 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20508 2008-03-28 Nick Clifton <nickc@redhat.com>
20511 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20512 Return GENERAL_REGS for stack adjustment reloads.
20514 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20517 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20518 const_vector when all the vectors are constant.
20520 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20522 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20524 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20525 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20527 (s<code>_sf): Use new scc_sf attribute for opcode names.
20529 2008-03-27 Tom Tromey <tromey@redhat.com>
20531 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20532 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20533 config/spu/t-spu-elf, config/i386/t-interix,
20534 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20535 config/i386/x-darwin, config/i386/x-mingw32,
20536 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20537 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20538 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20539 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20540 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20541 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20542 config/score/t-score-elf, config/arm/t-strongarm-pe,
20543 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20544 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20545 Revert automatic dependency patch.
20547 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20550 * config/i386/i386.c (ix86_function_arg_boundary): Align
20551 decimal floating point to its natural boundary.
20553 2008-03-27 Richard Guenther <rguenther@suse.de>
20555 PR middle-end/35716
20556 * fold-const.c (fold_comparison): Restrict distinct decl
20557 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20558 solely rely on operand_equal_p.
20560 2008-03-27 Richard Guenther <rguenther@suse.de>
20563 * c-common.c (handle_weak_attribute): Reject combination of
20566 2008-03-27 Richard Guenther <rguenther@suse.de>
20568 PR tree-optimization/32810
20569 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20570 conversions from DECL_INITIAL.
20571 (fold_const_aggregate_ref): Likewise from constructor elements.
20573 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20575 * tree-affine.h (aff_combination_expand): Declare.
20576 (get_inner_reference_aff): Likewise.
20577 * tree-affine.c (aff_combination_expand): Split out from
20578 tree_to_aff_combination_expand.
20579 (get_inner_reference_aff): New function.
20580 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20581 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20582 (struct lim_aux_data): sm_done field removed.
20583 (mem_ref_loc_p, mem_ref_locs_p): New types.
20584 (struct mem_ref): Added id, stored, accesses_in_loop,
20585 indep_loop, dep_loop, indep_ref, dep_ref fields.
20586 Removed is_stored, locs and next fields.
20587 (memory_accesses): New variable.
20588 (movement_possibility): Do not allow moving statements
20589 that store to memory.
20590 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20592 (determine_max_movement): For statements with memory references,
20593 find the outermost loop in that the reference is independent.
20594 (move_computations_stmt): Mark the virtual operands for renaming.
20595 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20596 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20597 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20598 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20599 create_vop_ref_mapping, analyze_memory_references,
20600 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20601 get_all_locs_in_loop, ref_always_accessed_p,
20602 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20603 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20604 store_motion_loop, store_motion): New functions.
20605 (struct vop_to_refs_elt): New type.
20606 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20607 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20608 (schedule_sm): Replaced by...
20609 (execute_sm): ... this.
20610 (determine_lsm_ref, hoist_memory_references,
20611 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20612 find_more_ref_vops, free_mem_ref, free_mem_refs,
20613 determine_lsm_loop, determine_lsm): Removed.
20614 (tree_ssa_lim_finalize): Free data structures used by store motion.
20615 (tree_ssa_lim): Call analyze_memory_references. Use
20616 store_motion instead of determine_lsm.
20618 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20620 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20621 rename tmake_file to m68hc11/t-m68hc11.
20622 (mcore): Set inhibit_libc to true.
20623 * config.host (alpha*-dec-*vms*): Set extra_programs.
20624 (interix3*): Don't use host_xmake_file.
20625 * configure.ac: Let config.gcc override inhibit_libc.
20626 * configure: Regenerate.
20628 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20629 * config/t-openbsd-thread: Remove commented out lines.
20631 * config/x-interix: Remove.
20633 * config/m68hc11/t-m68hc11-gas: Rename to...
20634 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20636 * config/mcore/t-mcore: Remove T_CFLAGS.
20637 * config/mcore/t-mcore-pe: Likewise.
20639 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20641 * configure.ac: Replace custom __GNU_SOURCE test with
20642 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20643 * aclocal.m4: Regenerate.
20644 * configure: Regenerate.
20645 * config.in: Regenerate.
20647 2008-03-27 Richard Guenther <rguenther@suse.de>
20649 * fold-const.c (target.h): Include.
20650 (fold_comparison): Fold comparison of addresses of decls
20651 that bind locally or of constants. Consolidate address folding code.
20652 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20653 results from fold_binary_to_constant.
20654 (compare_values_warnv): Likewise.
20656 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20658 PR middle-end/35429
20659 * fold-const.c (fold_truthop): Check for integeral types when folding
20660 a == 0 && b == 0 and a != 0 || b != 0 .
20662 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20664 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20666 2008-03-26 Andreas Schwab <schwab@suse.de>
20668 * doc/invoke.texi: Fix use of @item vs. @itemx.
20670 2008-03-26 Tom Tromey <tromey@redhat.com>
20672 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20673 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20674 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20675 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20676 build/genconstants.o, build/genemit.o, build/genextract.o,
20677 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20678 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20681 2008-03-26 Richard Guenther <rguenther@suse.de>
20684 2008-03-26 Richard Guenther <rguenther@suse.de>
20686 * fold-const.c (target.h): Include.
20687 (fold_comparison): Fold comparison of addresses of two decls
20688 that bind locally. Consolidate address folding code.
20690 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20692 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20693 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20694 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20695 dconstsqrt2, dconstthird, dconste and/or dconst10.
20696 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20697 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20698 dconstsqrt2, dconste): Delete.
20699 (init_emit_once): Likewise. Simplify initializing dconstm1.
20701 * real.c (get_real_const): New.
20702 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20703 dconstsqrt2, dconste): Delete.
20704 (real_value_const, get_real_const): New.
20706 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20708 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20710 * config/i386/i386.c (ix86_function_arg_boundary): Check
20711 BIGGEST_ALIGNMENT instead of 128.
20712 (setup_incoming_varargs_64): Likewise.
20714 2008-03-26 Tom Tromey <tromey@redhat.com>
20716 * Makefile.in (DEPFILES): Add missing '/'.
20718 2008-03-26 Richard Guenther <rguenther@suse.de>
20720 * fold-const.c (target.h): Include.
20721 (fold_comparison): Fold comparison of addresses of two decls
20722 that bind locally. Consolidate address folding code.
20724 2008-03-26 Nick Clifton <nickc@redhat.com>
20727 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20728 not allow INT+INT as a legitimate addressing mode.
20730 2008-03-26 Richard Guenther <rguenther@suse.de>
20732 * tree-flow.h (widen_bitfield): Remove declaration.
20733 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20734 (widen_bitfield): Remove function.
20735 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20738 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20741 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20744 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20746 PR rtl-optimization/35232
20747 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20748 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20749 reg_reloaded_call_part_clobbered here.
20750 (reload_regs_reach_end_p): New function.
20751 (reload_reg_rtx_for_input): New variable.
20752 (reload_reg_rtx_for_output): Likewise.
20753 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20754 when reassigning a pseudo register. Load reloadreg from
20755 reload_reg_rtx_for_input, moving the mode and register
20757 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20758 instead of the original when deciding whether an input reload
20759 would be a no-op or whether an output reload can be deleted.
20760 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20761 when setting up new_spill_reg_store. Load it from
20762 reload_reg_rtx_for_output, moving the mode and register
20764 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20765 instead of the original when deciding whether an output reload
20766 would be a no-op. Do the same when modifying insn notes.
20767 Use rtx_equal_p instead of == to compare the registers.
20768 (inherit_piecemeal_p): Take a mode and two register numbers
20770 (emit_reload_insns): Clear new_spill_reg_store for every hard
20771 register in the reload register. Remove spill registers
20772 from reg_reloaded_valid before considering whether to record
20773 inheritance information for them. Use reload_reg_rtx_for_output
20774 instead of reg_rtx when recording output reloads. Use
20775 reload_reg_rtx_for_input instead of reg_rtx when recording
20776 input reloads. Set or clear reg_reloaded_call_part_clobbered
20777 at the same time as setting reg_reloaded_valid.
20778 (delete_output_reload): Add a new_reload_reg parameter and use it
20779 instead of rld[j].reg_rtx.
20780 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20783 2008-03-25 Tom Tromey <tromey@redhat.com>
20785 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20786 (build/genattr.o): Likewise.
20787 (build/genattrtab.o): Likewise.
20788 (build/gencodes.o): Likewise.
20789 (build/genconfig.o): Likewise.
20790 (build/genconstants.o): Likewise.
20791 (build/genemit.o): Likewise.
20792 (build/genextract.o): Likewise.
20793 (build/genflags.o): Likewise.
20795 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20797 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20798 instead of size_int for integer types.
20799 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20800 to match type of MINUS_EXPR.
20802 2008-03-25 Tom Tromey <tromey@redhat.com>
20804 * configure: Rebuilt.
20805 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20808 2008-03-25 Tom Tromey <tromey@redhat.com>
20810 * config/x-solaris (host-solaris.o): Update.
20811 * config/x-linux (host-linux.o): Update.
20812 * config/x-hpux (host-hpux.o): Update.
20813 * config/x-darwin (host-darwin.o): Update.
20814 * config/v850/t-v850e (v850-c.o): Update.
20815 * config/v850/t-v850 (v850-c.o): Update.
20816 * config/t-vxworks (vxworks.o): Update.
20817 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20818 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20819 * config/spu/t-spu-elf (spu-c.o): Update.
20821 * config/sh/t-symbian (sh-c.o): Update.
20822 (symbian.o): Update.
20823 * config/sh/t-sh (sh-c.o): Update.
20824 * config/score/t-score-elf (score7.o, score3.o): Update.
20825 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20826 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20827 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20828 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20829 (rs6000.o): Remove.
20830 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20831 * config/m32c/t-m32c (m32c-pragma.o): Update.
20832 * config/ia64/t-ia64 (ia64-c.o): Update.
20833 * config/i386/x-mingw32 (host-mingw32.o): Update.
20834 * config/i386/x-i386 (driver-i386.o): Update.
20835 * config/i386/x-darwin (host-i386-darwin.o): Update.
20836 * config/i386/x-cygwin (host-cygwin.o): Update.
20837 * config/i386/t-nwld (nwld.o): Update.
20838 * config/i386/t-netware (netware.o): Update.
20839 * config/i386/t-interix (winnt.o): Update.
20840 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20841 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20842 msformat-c.o): Update.
20843 * config/bfin/t-bfin-linux (generated_files): Add
20844 linux-sysroot-suffix.h.
20845 * config/arm/t-wince-pe (pe.o): Update.
20846 * config/arm/t-strongarm-pe (pe.o): Update.
20847 * config/arm/t-pe (pe.o): Update.
20848 * config/arm/t-arm (arm-c.o): Update.
20849 * doc/install.texi (Prerequisites): Require make 3.80.
20850 * Makefile.in: Remove .o targets.
20851 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20852 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20853 (simple_generated_h, simple_generated_c): Move earlier.
20854 (generated_files): New variable.
20855 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20856 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20857 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20858 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20859 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20860 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20861 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20862 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20863 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20864 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20865 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20866 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20868 (COMPILE.base, COMPILE): New variables.
20869 (%.o): New pattern rule.
20870 (ALL_HOST_OBJS): New variable.
20871 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20872 (dummy-checksum.o, cc1-checksum.o): Remove.
20873 (DRIVER_SHLIB): New variable.
20874 (DRIVER_DEFINES): Use it.
20875 (gencondmd.c): Move out of build/.
20876 (s-conditions): Update.
20877 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20878 (ALL_BUILD_OBJS): Likewise.
20879 (build/%.o): Use BUILDCOMPILE.
20880 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20881 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20882 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20883 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20884 build/genconfig.o, build/genconstants.o, build/genemit.o,
20885 build/genextract.o, build/genflags.o, build/genmddeps.o,
20886 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20887 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20888 build/gen-protos.o, build/scan.o, build/fix-header.o,
20889 build/scan-decls.o): Simplify.
20890 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20891 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20892 prefix.o, toplev.o): Reduce to variable setting.
20893 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20894 ($(out_object_file), gcc-options.o): New targets.
20895 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20896 * configure: Rebuilt.
20897 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20898 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20900 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20902 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20903 complain when we hit an error, return ERROR_MARK_NODE.
20905 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20907 * config/sh/constraints.md (Pso, Psz): New constraints.
20908 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20909 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20911 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20913 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20914 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20916 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20918 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20919 (prefetch_sh2a): New.
20921 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20922 Naveen.H.S <naveen.hs@kpitcummins.com>
20924 * config/sh/constraints.md (I28): New constraint.
20925 * config/sh/sh.c (broken_move): Add support for movi20s.
20926 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20928 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20929 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20930 Naveen.H.S <naveen.hs@kpitcummins.com>
20932 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20933 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20934 (print_operand): Handle resbank in %@ operand code.
20935 (sh_encode_section_info): New.
20936 (push_regs): Add conditions for resbank.
20937 (sh_expand_epilogue): Likewise.
20938 (sh_insert_attributes): Likewise.
20939 (sh_attribute_table): Likewise.
20940 (sh_handle_resbank_handler_attribute): New.
20941 (sh2a_handle_function_vector_handler_attribute): New.
20942 (sh2a_is_function_vector_call): New.
20943 (sh2a_get_function_vector_number): New.
20944 (sh2a_function_vector_p): New.
20945 (sh_cfun_resbank_handler_p): New.
20946 * config/sh/sh.md (calli): Emit jsr/n if possible.
20947 (calli_tbr_rel): New.
20948 (calli_pcrel): Emit jsr/n if possible.
20949 (return_i): Emit rts/n if possible.
20950 (call_valuei_tbr_rel): New.
20951 (call_valuei_pcrel): Add condition for SH2A target.
20952 (call_value): Likewise.
20953 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20954 (sh2a_get_function_vector_number): Likewise.
20955 (sh2a_is_function_vector_call): Likewise.
20956 * doc/extend.texi: Document TBR relative addressing of SH2A.
20957 (resbank): Add description for SH2A.
20959 2008-03-24 Richard Guenther <rguenther@suse.de>
20962 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20963 pointer assignments change conversions according to middle-end rules.
20964 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20965 * configure.ac: Include type checking in yes.
20966 * configure: Regenerate.
20968 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20970 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20971 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20973 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20975 * gthr-vxworks.h (UNUSED): Define.
20977 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20979 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20981 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20983 * doc/extend.texi (Function Attributes): Add missing comma in the
20984 example of the "alloc_size" attribute.
20986 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20989 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20991 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20994 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20997 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20998 of the underlying type of a MS bitfield layout to the natural
20999 alignment of the type.
21001 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21003 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21004 to their natural alignment to avoid store forwarding stalls.
21006 2008-03-22 Richard Guenther <rguenther@suse.de>
21008 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21009 For PHI nodes verify the address is invariant.
21010 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21011 (get_symbol_constant_value): Use is_gimple_min_invariant.
21012 (maybe_fold_stmt_indirect): Likewise.
21014 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21016 PR rtl-optimization/33927
21017 * Makefile.in (dse.o): Depend on $(TM_P_H).
21018 * expr.h (extract_low_bits): Declare.
21019 * expmed.c (extract_low_bits): New function.
21020 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21021 * dse.c: Include tm_p.h.
21022 (find_shift_sequence): Remove the read_reg argument and return the
21023 read value. Emit the instructions instead of returning them.
21024 Iterate on new_mode rather than calculating it each time.
21025 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21026 source to NEW_MODE and extract_low_bits to convert the shifted
21027 value to READ_MODE.
21028 (replace_read): Allow the load and store to have different mode
21029 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21030 or extraction instructions before trying the replacement. Update
21031 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21033 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21035 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21036 to their natural alignment to avoid store forwarding stalls.
21038 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21041 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21042 encouraging but not allowing gprs for input;
21043 change the input constraint to !f#r.
21044 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21046 change the output constraint to !f#r.
21048 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21051 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21052 corresponding post-reload splitters.
21053 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21054 when x87 FP math is selected.
21055 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21056 New function prototype.
21057 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21058 unreachable function to ease macroization of insn patterns.
21060 2008-03-21 Martin Jambor <mjambor@suse.cz>
21062 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21063 reference dumps if ddr is NULL or dependence is unknown.
21065 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21067 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21068 unsigned extension into account.
21069 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21070 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21071 Do computations on a scratch register.
21073 2008-03-21 Richard Guenther <rguenther@suse.de>
21075 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21076 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21077 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21078 * tree-ssa-dom.c (record_equality): Likewise.
21079 * tree-inline.c (copy_body_r): Likewise.
21080 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21083 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21085 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21086 as 'delete_unused' argument.
21088 2008-03-20 Richard Guenther <rguenther@suse.de>
21090 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21091 special casing of constant qualifiers.
21092 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21093 care about them in general.
21094 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21095 regardless of their type.
21096 (fold_stmt_r): Forcefully fold *& if we end up with that.
21098 2008-03-20 Paul Brook <paul@codesourcery.com>
21100 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21101 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21103 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21105 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21106 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21108 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21110 * common.opt (Wmudflap): New option.
21111 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21112 (mx_register_decls): Likewise.
21113 (mudflap_finish_file): Likewise.
21114 * doc/invoke.texi: Document -Wno-mudflap.
21116 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21118 * c-format.c (replace_format_name_to_system_name): New.
21119 (cmp_attribs): New.
21120 (convert_format_name_to_system_name): New.
21121 (decode_format_attr): Add use of convert_format_name_to_system_name.
21122 (format_types_orig): Add gnu_ prefix to names.
21123 (check_format_info_main): Special treating of \0 escaped names for
21124 supporting multi-character format specifiers as I32, I64.
21125 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21126 (gnu_target_overrides_format_attributes): New.
21127 * c-format.h: Add structure target_ovr_attr to hold
21128 system specific formatter names.
21129 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21130 msformat-c.o file to c_target_objs and cxx_target_objs.
21131 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21132 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21133 (TARGET_N_FORMAT_TYPES): New.
21134 * config/i386/msformat-c.c: New.
21135 * config/i386/t-cygming: Add build rule for msformat-c.o.
21136 * doc/extend.texi: Add new format names gnu_* and ms_* and
21138 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21140 2008-03-20 Ira Rosen <irar@il.ibm.com>
21142 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21143 optimizations turned on under -O3.
21144 (ftree-vectorize): Add that the flag is turned on with -O3.
21146 2008-03-20 Ben Elliston <bje@au.ibm.com>
21148 * regmove.c (try_auto_increment): Fix spelling error in comment.
21149 * final.c (final_scan_insn): Likewise.
21151 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21154 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21155 allocator preferences for "y" and "r" class registers.
21156 ("*mov<mode>_internal"): Ditto.
21157 ("*movv2sf_internal_rex64"): Ditto.
21158 ("*movv2sf_internal"): Ditto.
21160 2008-03-19 Michael Matz <matz@suse.de>
21162 PR middle-end/35616
21163 * calls.c (expand_call): Check overlap of arguments with call
21164 address for sibcalls.
21166 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21169 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21170 of the underlying type of a MS bitfield layout to the natural
21171 alignment of the type.
21173 2008-03-19 Jan Hubicka <jh@suse.cz>
21176 * toplev.c (decode_d_option): Handle all CPP flags.
21177 * tree-vrp.c: Update tree_pass descriptors.
21178 * regrename.c: Update tree_pass descriptors.
21179 * fwprop.c: Update tree_pass descriptors.
21180 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21181 * tree-into-ssa.c: Update tree_pass descriptors.
21182 * tree-dump.c: Update tree_pass descriptors.
21183 * tree-complex.c: Update tree_pass descriptors.
21184 * tree-dump.h: Update tree_pass descriptors.
21185 * see.c: Update tree_pass descriptors.
21186 * cgraphbuild.c: Update tree_pass descriptors.
21187 * tracer.c: Update tree_pass descriptors.
21188 * tree-loop-distribution.c: Update tree_pass descriptors.
21189 * cgraph.c: Update tree_pass descriptors.
21190 * postreload-gcse.c: Update tree_pass descriptors.
21191 * postreload.c: Update tree_pass descriptors.
21192 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21193 * tree-tailcall.c: Update tree_pass descriptors.
21194 * tree-pass.h (tree_opt_pass): Rename to ...
21195 (opt_pass) ... this one; add "type" field and remove letter field.
21196 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21197 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21198 all_lowering_passes): Update declaration.
21199 * ipa-cp.c: Update tree_pass descriptors.
21200 * final.c: Update tree_pass descriptors.
21201 * omp-low.c: Update tree_pass descriptors.
21202 * tree-ssa-dse.c: Update tree_pass descriptors.
21203 * ipa-reference.c: Update tree_pass descriptors.
21204 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21205 * auto-inc-dec.c: Update tree_pass descriptors.
21206 * reorg.c: Update tree_pass descriptors.
21207 * cgraphunit.c: Update tree_pass descriptors.
21208 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21209 * tree-ssa-ccp.c: Update tree_pass descriptors.
21210 * df-core.c: Update tree_pass descriptors.
21211 * mode-switching.c: Update tree_pass descriptors.
21212 * tree-nomudflap.c: Update tree_pass descriptors.
21213 * modulo-sched.c: Update tree_pass descriptors.
21214 * ipa-pure-const.c: Update tree_pass descriptors.
21215 * cse.c: Update tree_pass descriptors.
21216 * web.c: Update tree_pass descriptors.
21217 * tree-stdarg.c: Update tree_pass descriptors.
21218 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21219 * tree-ssa-dom.c: Update tree_pass descriptors.
21220 * tree-nrv.c: Update tree_pass descriptors.
21221 * tree-ssa-alias.c: Update tree_pass descriptors.
21222 * loop-init.c: Update tree_pass descriptors.
21223 * gimple-low.c: Update tree_pass descriptors.
21224 * ipa-inline.c: Update tree_pass descriptors.
21225 * tree-ssa-sink.c: Update tree_pass descriptors.
21226 * global.c: Update tree_pass descriptors.
21227 * ifcvt.c: Update tree_pass descriptors.
21228 * jump.c: Update tree_pass descriptors.
21229 * predict.c: Update tree_pass descriptors.
21230 * tree-ssa-loop.c: Update tree_pass descriptors.
21231 * recog.c: Update tree_pass descriptors.
21232 * dse.c: Update tree_pass descriptors.
21233 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21234 * tree-eh.c: Update tree_pass descriptors.
21235 * regmove.c: Update tree_pass descriptors.
21237 * function.c: Update tree_pass descriptors.
21238 * tree-vectorizer.c: Update tree_pass descriptors.
21239 * gcse.c: Update tree_pass descriptors.
21240 * ipa-type-escape.c: Update tree_pass descriptors.
21241 * tree-if-conv.c: Update tree_pass descriptors.
21242 * init-regs.c: Update tree_pass descriptors.
21243 * ipa.c: Update tree_pass descriptors.
21244 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21245 * rtl-factoring.c: Update tree_pass descriptors.
21246 * lower-subreg.c: Update tree_pass descriptors.
21247 * bt-load.c: Update tree_pass descriptors.
21248 * tree-dfa.c: Update tree_pass descriptors.
21249 * except.c: Update tree_pass descriptors.
21250 * emit-rtl.c: Update tree_pass descriptors.
21251 * cfgexpand.c: Update tree_pass descriptors.
21252 * tree-cfgcleanup.c: Update tree_pass descriptors.
21253 * cfgcleanup.c: Update tree_pass descriptors.
21254 * tree-ssa-pre.c: Update tree_pass descriptors.
21255 * tree-sra.c: Update tree_pass descriptors.
21256 * tree-mudflap.c: Update tree_pass descriptors.
21257 * tree-ssa-copy.c: Update tree_pass descriptors.
21258 * cfglayout.c: Update tree_pass descriptors.
21259 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21260 * tree-ssa-dce.c: Update tree_pass descriptors.
21261 * tree-ssa.c: Update tree_pass descriptors.
21262 * regclass.c: Update tree_pass descriptors.
21263 * integrate.c: Update tree_pass descriptors.
21264 * tree-optimize.c: Update tree_pass descriptors.
21265 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21266 * tree-object-size.c: Update tree_pass descriptors.
21267 * combine.c: Update tree_pass descriptors.
21268 * tree-outof-ssa.c: Update tree_pass descriptors.
21269 * bb-reorder.c: Update tree_pass descriptors.
21270 * stack-ptr-mod.c: Update tree_pass descriptors.
21271 * var-tracking.c: Update tree_pass descriptors.
21272 * tree-profile.c: Update tree_pass descriptors.
21273 * tree-vect-generic.c: Update tree_pass descriptors.
21274 * reg-stack.c: Update tree_pass descriptors.
21275 * sched-rgn.c: Update tree_pass descriptors.
21276 * tree-ssa-structalias.c: Update tree_pass descriptors.
21277 * tree-cfg.c: Update tree_pass descriptors.
21278 * passes.c (current_pass): Update declaration.
21279 (finish_optimization_passes): Update.
21280 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21281 (register_one_dump_file, register_dump_files_1, next_pass_1):
21283 (init_optimization_passes): Update handling of new types.
21284 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21285 * ipa-struct-reorg.c: Update tree_pass descriptors.
21286 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21287 * combine-stack-adj.c: Update tree_pass descriptors.
21288 * cfgrtl.c: Update tree_pass descriptors.
21289 * dce.c: Update tree_pass descriptors.
21290 * tree-ssanames.c: Update tree_pass descriptors.
21292 2008-03-19 Richard Guenther <rguenther@suse.de>
21294 PR middle-end/35609
21295 * tree-ssa.c (walk_data): New structure.
21296 (warn_uninitialized_var): If not always_executed warn with "maybe"
21298 (execute_early_warn_uninitialized): Compute post-dominators.
21299 Initialize always_executed before processing each basic block.
21301 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21304 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21305 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21307 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21309 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21311 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21313 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21315 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21316 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21317 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21318 target after ignore has been set, and move there also the commputation
21319 of subtarget and original_target.
21320 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21321 (LANG_HOOKS_INITIALIZER): Remove it.
21322 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21324 2008-03-18 Richard Guenther <rguenther@suse.de>
21326 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21327 found an expression with constants, note that in the VN for the lhs.
21328 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21329 fold them to constants if possible. Run cleanup_cfg if done so.
21330 (execute_pre): Return todo.
21331 (do_pre): Likewise.
21332 (execute_fre): Likewise.
21333 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21335 (get_prop_source_stmt): Look through pointer conversions.
21337 2008-03-18 Jan Hubicka <jh@suse.cz>
21339 * tree-pretty-print.c: Include predict.h.
21340 (dump_generic_node): Dump predictor.
21341 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21342 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21343 * gimple-low.c (lower_stmt): Likewise.
21344 * expr.c (expand_expr_real): Likewise.
21345 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21347 (build_predict_expr, build_predict_expr): New.
21348 * predict.h (predictor_name, build_predict_expr): Update.
21349 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21350 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21351 * predict.def (PRED_CONTINUE): Update hitrate.
21352 * tree.def (PREDICT_EXPR): Define.
21353 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21354 do not handle BIND_EXPR.
21355 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21356 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21357 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21360 2008-03-18 Michael Matz <matz@suse.de>
21362 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21364 2008-03-18 Richard Guenther <rguenther@suse.de>
21366 * tree-gimple.h (is_gimple_invariant_address): Declare.
21367 (is_gimple_constant): Likewise.
21368 * tree-gimple.c (is_gimple_constant): New function.
21369 (is_gimple_invariant_address): Likewise.
21370 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21371 and is_gimple_invariant_address.
21372 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21374 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21375 an addressable base.
21377 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21379 PR middle-end/35611
21380 * gimplify.c (gimplify_expr): Gimplify second operand of
21383 2008-03-17 Richard Guenther <rguenther@suse.de>
21385 PR tree-optimization/19637
21386 * fold-const.c (fold_unary): Remove restrictions of removing
21387 intermediate pointer-conversions (P2)(P1)P0.
21388 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21389 conversion to void pointer.
21390 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21392 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21395 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21396 emulated thread local variables.
21398 2008-03-16 Richard Guenther <rguenther@suse.de>
21400 PR middle-end/35607
21401 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21402 expand TREE_INVARIANT operations that are not gimple invariant.
21404 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21406 * doc/extend.texi (Alignment): Say that the ABI controls
21407 the __alignof__ for non-strict-alignment targets rather
21408 than being a recommendation.
21410 2008-03-15 Paul Brook <paul@codesourcery.com>
21412 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21414 (arm_output_fn_unwind): Mark functions that can not be unwound.
21416 2008-03-15 Paul Brook <paul@codesourcery.com>
21418 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21419 extension instructions.
21421 2008-03-15 Richard Guenther <rguenther@suse.de>
21423 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21424 and fold constant aggregate refs.
21425 (fold_const_aggregate_ref): Handle string constants
21426 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21427 (evaluate_stmt): Simplify now that ccp_fold folds constant
21430 2008-03-15 Paul Brook <paul@codesourcery.com>
21432 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21433 (extzv): Use gen_extzv_t2.
21434 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21436 2008-03-15 Richard Guenther <rguenther@suse.de>
21438 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21439 (fold_const_aggregate_ref): Likewise.
21440 (get_value): Return NULL if we don't have any values.
21441 (ccp_finalize): Set const_val to NULL after freeing it.
21442 * tree-flow.h (get_symbol_constant_value): Declare.
21443 (fold_const_aggregate_ref): Likewise.
21444 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21446 2008-03-15 Richard Guenther <rguenther@suse.de>
21448 PR middle-end/35593
21449 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21450 to not produce negative array indices if not allowed. Add
21451 parameter to indicate that.
21452 (maybe_fold_offset_to_component_ref): Allow negative array
21453 indices only for the first member of a structure.
21454 (maybe_fold_offset_to_reference): Allow negative array indices.
21455 (maybe_fold_stmt_addition): Likewise.
21457 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21458 Anatoly Sokolov <aesok@post.ru>
21460 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21461 (avr_arch): Add ARCH_AVR6.
21462 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21463 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21464 instead of fixed value 2.
21465 (print_operand_address): Use gs() asm specifier instead of pm().
21466 (avr_assemble_integer): (Ditto.).
21467 (avr_output_addr_vec_elt): (Ditto.).
21468 (print_operand): Handle "!" code.
21469 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21470 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21471 (AVR_HAVE_EIJMP_EICALL): Define.
21472 (AVR_3_BYTE_PC): Redefine.
21473 (AVR_2_BYTE_PC): (Ditto.).
21474 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21475 (LINK_SPEC): Add atmega2560 and atmega2561.
21476 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21478 * config/avr/avr.md (call_insn): Use eicall instead of icall
21479 for 3 byte PC devices.
21480 (call_value_insn): (Ditto.).
21481 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21482 (indirect_jump): Use only for for 2 byte PC devices.
21483 (*tablejump): (Ditto.).
21484 (*indirect_jump_avr6): Add insn.
21485 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21486 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21487 instead of ijmp for 3 byte PC devices.
21488 (__tablejump2__): (Ditto.).
21489 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21490 (MULITLIB_DIRNAMES): (Ditto.).
21491 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21493 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21495 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21496 "sse2_umulsidi3". Use V1DI mode for operand 0.
21497 ("mmx_psadbw"): Use V1DI mode for operand 0.
21498 * config/i386/i386-modes.def (V1SI): New vector mode.
21499 * config/i386/i386.c (struct builtin_description)
21500 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21501 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21502 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21503 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21504 v1di_ftype_v8qi_v8qi type.
21505 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21507 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21508 __builtin_ia32_pmuludq]: Fix the mode of return value.
21510 2008-03-15 Richard Guenther <rguenther@suse.de>
21512 PR middle-end/35595
21513 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21516 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21518 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21519 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21520 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21521 unless TARGET_SERIALIZE_VOLATILE is enabled.
21522 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21523 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21524 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21526 2008-03-14 Richard Guenther <rguenther@suse.de>
21528 PR tree-optimization/34172
21529 * tree-flow.h (refs_may_alias_p): Declare.
21530 (get_single_def_stmt): Likewise.
21531 (get_single_def_stmt_from_phi): Likewise.
21532 (get_single_def_stmt_with_phi): Likewise.
21533 * tree-dfa.c (refs_may_alias_p): New function.
21534 (get_single_def_stmt): Likewise.
21535 (get_single_def_stmt_from_phi): Likewise.
21536 (get_single_def_stmt_with_phi): Likewise.
21537 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21538 (vn_reference_lookup_1): New helper function.
21539 (vn_reference_lookup): Walk the virtual use-def chain to
21540 continue searching for a match if the def does not alias the
21541 reference we are looking for.
21543 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21545 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21546 archive and Perzl. Update The Written Word listing.
21548 2008-03-14 Richard Guenther <rguenther@suse.de>
21550 PR tree-optimization/34043
21551 PR tree-optimization/33989
21552 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21554 (bitmap_find_leader): Use extra argument to verify dominance
21555 relationship inside a basic-block.
21556 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21557 (find_leader_in_sets): Adjust.
21558 (create_component_ref_by_pieces): Take extra argument for
21559 dominance check, handle lookup failures.
21560 (find_or_generate_expression): Likewise.
21561 (create_expression_by_pieces): Likewise.
21562 (insert_into_preds_of_block): Adjust.
21563 (create_value_expr_from): If asked for, verify all operands
21564 are in the blocks AVAIL_OUT set.
21565 (make_values_for_stmt): Check for SSA_NAMEs that are life
21566 over an abnormal edge.
21567 (compute_avail): Remove such check.
21568 (do_SCCVN_insertion): New function.
21569 (eliminate): If we do not find a leader suitable for replacement
21570 insert a replacement expression from SCCVN if available.
21571 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21572 (struct vn_ssa_aux): Add needs_insertion flag.
21573 * tree-ssa-sccvn.c (may_insert): New global flag.
21574 (copy_reference_ops_from_ref): Value-number union member access
21575 based on its size, not type and member if insertion is allowed.
21576 (visit_reference_op_load): For a weak match from union type
21577 punning lookup a view-converted value and insert a SSA_NAME
21578 for that value if that is not found.
21579 (visit_use): Make dumps shorter. Do not disallow value numbering
21580 SSA_NAMEs that are life over an abnormal edge to constants.
21581 (free_scc_vn): Release inserted SSA_NAMEs.
21582 (run_scc_vn): New flag to specify whether insertion is allowed.
21583 Process SSA_NAMEs in forward order.
21584 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21585 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21586 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21587 pointer type to/from integral types that do not change the
21588 precision to regular conversions.
21590 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21592 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21593 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21594 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21595 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21596 input arguments and the mode of return value. Built-in functions
21597 that operate on whole 64-bit MMX register now use V1DI mode.
21599 2008-03-13 Alon Dayan <alond@il.ibm.com>
21600 Olga Golovanevsky <olga@il.ibm.com>
21602 PR tree-optimization/35041
21603 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21604 to locate the right position in a statement.
21606 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21610 * config/i386/xmmintrin.h: Change all static inline functions to
21611 extern inline and add __gnu_inline__ attribute.
21612 * config/i386/bmintrin.h: Ditto.
21613 * config/i386/smmintrin.h: Ditto.
21614 * config/i386/tmmintrin.h: Ditto.
21615 * config/i386/mmintrin-common.h: Ditto.
21616 * config/i386/ammintrin.h: Ditto.
21617 * config/i386/emmintrin.h: Ditto.
21618 * config/i386/pmmintrin.h: Ditto.
21619 * config/i386/mmintrin.h: Ditto.
21620 * config/i386/mm3dnow.h: Ditto.
21622 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21624 PR middle-end/35185
21625 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21626 (lower_omp_2): New function.
21627 (lower_omp_1, lower_omp): Rewritten.
21629 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21632 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21633 with the phrase "Microsoft Windows compilers".
21634 (Push/Pop Macro Pragmas): New subsection. Document
21635 #pragma push_macro and pragma pop_macro.
21637 2008-03-12 Paul Brook <paul@codesourcery.com>
21639 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21641 2008-03-12 Paul Brook <paul@codesourcery.com>
21643 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21644 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21645 (thumb2_addsi_shortim): Rename ...
21646 (thumb2_addsi_short): ... to this. Allow register operands.
21647 (thumb2_subsi_short): New pattern.
21648 (thumb2_one_cmplsi2_short,
21649 thumb2_negsi2_short): New patterns and peepholes.
21651 2008-03-12 Paul Brook <paul@codesourcery.com>
21653 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21655 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21657 * config/i386/i386.md (int_cond): New code iterator.
21659 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21660 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21661 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21662 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21663 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21664 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21665 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21666 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21668 2008-03-12 Paul Brook <paul@codesourcery.com>
21670 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21671 instead of {arm,thumb}_compute_save_reg_mask.
21672 (output_return_instruction): Ditto.
21673 (thumb_unexpanded_epilogue): Ditto.
21674 (thumb1_expand_prologue): Ditto.
21675 (thumb1_output_function_prologue): Ditto.
21676 (arm_set_return_address): Ditto.
21677 (thumb_set_return_address): Ditto.
21678 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21679 regs to achieve stack alignment.
21680 (thumb1_compute_save_reg_mask): Fix compiler warning.
21681 (arm_output_epilogue): Use offsets->saved_regs_mask.
21682 Adjust stack pointer by poping call clobered registers.
21683 (arm_expand_prologue): Use offsets->saved_regs_mask.
21684 Adjust stack pointer by pushing extra registers.
21685 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21687 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21690 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21691 conversion to the operands of a multiplication.
21693 2008-03-12 Richard Guenther <rguenther@suse.de>
21695 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21696 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21697 * timevar.def (TV_TREE_PHIPROP): Add.
21698 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21699 pass description. Use TV_TREE_PHIPROP.
21700 * tree-ssa-forwprop.c: Remove phiprop code.
21702 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21704 PR middle-end/35549
21705 * omp-low.c (maybe_lookup_decl): Constify first argument.
21706 (use_pointer_for_field): Change last argument from bool to
21707 omp_context *. Disallow shared copy-in/out in nested
21708 parallel if decl is shared in outer parallel too.
21709 (build_outer_var_ref, scan_sharing_clauses,
21710 lower_rec_input_clauses, lower_copyprivate_clauses,
21711 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21713 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21714 Ira Rosen <irar@il.ibm.com>
21716 * tree-vectorizer.c (free_stmt_vec_info): New function.
21717 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21718 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21719 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21720 * tree-vect-transform.c (vectorizable_conversion): Free
21721 vec_oprnds0 if it was allocated.
21722 (vect_permute_store_chain): Remove unused VECs.
21723 (vectorizable_store): Free VECs that are allocated in the..
21725 (vect_transform_strided_load, vectorizable_load): Likewise.
21726 (vect_remove_stores): Simplify the code.
21727 (vect_transform_loop): Move code to vect_remove_stores().
21728 Call vect_remove_stores() and free_stmt_vec_info().
21730 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21732 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21733 TARGET_HPUX. Revise comment.
21734 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21735 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21736 Use sr4 variant of `be' instruction when not generating PIC code.
21737 (attr_length_call): Adjust for above change.
21739 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21741 * ipa-reference.c (static_execute): Remove module_statics_const and
21742 associated setting code.
21744 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21747 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21748 predicate for operand 1.
21749 (paritysi2_cmp): Use register_operand predicate for operand 2.
21750 Use earlyclobber modifier for operand 1. Remove support for
21752 (paritydi2_cmp): Use register_operand predicate for operand 3.
21753 Use earlyclobber modifier for operand 1. Remove support for
21756 2008-03-11 Paul Brook <paul@codesourcery.com>
21757 Vladimir Prus <vladimir@codesourcery.com>
21759 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21760 (arm_compute_save_reg0_reg12_mask): Always
21761 check if register 11 must be saved. Always safe hard frame pointer
21762 when frame_pointer_needeed.
21763 (arm_compute_save_reg_mask): Save IP and PC
21764 only with apcs frames.
21765 (arm_output_epilogue): Adjust Thumb2 codepath to
21766 be also invoked and work for ARM non-apcs frames.
21767 (arm_expand_prologue): Don't bother saving IP
21768 for non-apcs frame, since it's not clobbered by
21769 prologue code. Implement non-apcs frame
21772 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21774 PR rtl-optimization/35281
21775 * expr.c (convert_move): Use a new pseudo for the intermediate
21776 from_mode->word_mode result.
21778 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21780 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21781 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21782 * toplev.c (compile_file): Don't call it.
21784 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21786 PR middle-end/35526
21787 * expr.c (store_expr): Call emit_block_move if the mode
21788 of "temp" RTX is BLKmode.
21790 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21791 Richard Guenther <rguenther@suse.de>
21793 PR tree-optimization/31358
21794 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21795 the step with a NULL_TREE.
21796 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21797 to sizetype if type is a pointer type.
21798 (add_candidate_1): Don't convert the base and step to
21799 the generic type if the orginal type is a pointer type.
21800 (add_iv_value_candidates): Use sizetype for the step
21801 if type is a pointer type.
21802 (cand_value_at): Likewise.
21803 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21805 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21806 Don't convert the tem affine to the type.
21807 (add_elt_to_tree): Use sizetype for the step if a pointer.
21808 Use POINTER_PLUS_EXPR for pointers.
21809 (aff_combination_to_tree): Use sizetype for the step if a
21812 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21814 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21815 Remove commutativity hint.
21817 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21821 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21822 errorneous type. Check that v is a VAR_DECL.
21824 PR middle-end/35099
21825 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21827 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21829 PR tree-optimization/35494
21830 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21831 may be overriden at link and run time.
21833 2008-03-10 Richard Guenther <rguenther@suse.de>
21835 PR tree-optimization/34677
21836 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21837 (poolify_tree): Likewise.
21838 (modify_expr_template): Likewise.
21839 (poolify_modify_stmt): Likewise.
21840 (insert_fake_stores): Handle all component-ref style stores
21841 in addition to INDIRECT_REF. Also handle complex types.
21842 Do not poolify the inserted load.
21843 (realify_fake_stores): Do not rebuild the tree but only
21844 make it a SSA_NAME copy.
21845 (init_pre): Remove initialzation of modify_expr_template.
21846 Do not allocate modify_expr_node_pool.
21847 (fini_pre): Do not free modify_expr_node_pool.
21849 2008-03-10 Paul Brook <paul@codesourcery.com>
21851 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21852 to avoid conflicts.
21854 2008-03-10 Paul Brook <paul@codesourcery.com>
21855 Mark Shinwell <shinwell@codesourcery.com>
21857 * config/arm/cortex-r4.md: New.
21858 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21860 * config/arm/arm.md: Include cortex-r4.md.
21861 (insn): Add smmls, sdiv and udiv values.
21862 (generic_sched): Don't use generic scheduling for Cortex-R4.
21863 (arm_issue_rate): New function.
21864 (TARGET_SCHED_ISSUE_RATE): Define.
21866 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21868 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21870 2008-03-10 Richard Guenther <rguenther@suse.de>
21872 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21873 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21875 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21877 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21878 Set default to true.
21880 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21882 * c.opt (Wsynth): Deprecate.
21883 * doc/invoke.texi (Option Summary, Warning Options): Document
21884 -Wno-format-contains-nul.
21886 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21889 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21890 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21892 2008-03-09 Ira Rosen <irar@il.ibm.com>
21894 * config/rs6000/rs6000.c (builtin_description): Rename vector
21895 left shift operations.
21896 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21897 (altivec_vsl<VI_char>): Rename to ...
21898 (ashl<mode>3): ... new name.
21899 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21901 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21903 2008-03-08 Richard Guenther <rguenther@suse.de>
21905 * coverage.h (tree_coverage_counter_addr): Declare.
21906 * coverage.c (tree_coverage_counter_addr): New function.
21907 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21908 before using again.
21909 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21910 (tree_gen_one_value_profiler): Likewise.
21911 (tree_gen_ic_profiler): Likewise.
21912 (tree_gen_average_profiler): Likewise.
21913 (tree_gen_ior_profiler): Likewise.
21915 2008-03-08 Richard Guenther <rguenther@suse.de>
21917 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21918 (vn_binary_op_insert): Likewise.
21919 (vn_unary_op_lookup): Likewise.
21920 (vn_unary_op_insert): Likewise.
21921 (vn_nary_op_lookup): Declare.
21922 (vn_nary_op_insert): Likewise.
21923 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21924 and binary hashes, use a single obstack for unary_op_pool
21925 and binary_op_pool.
21926 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21927 a single struct vn_nary_op_s. Store tree code length and
21928 a variable number of operands.
21929 (struct vn_reference_op_struct): Remove unused op2.
21930 (vn_reference_op_eq): Do not compare op2.
21931 (vn_reference_op_compute_hash): Do not compute hash of op2.
21932 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21933 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21934 with vn_nary_op_compute_hash.
21935 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21936 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21938 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21940 (visit_unary_op): Call nary functions.
21941 (visit_binary_op): Likewise.
21942 (process_scc): Adjust for struct vn_tables_s changes.
21943 (allocate_vn_table): Likewise.
21944 (free_vn_table): Likewise.
21945 * tree-vn.c (vn_add): Call nary functions.
21946 (vn_lookup): Likewise.
21948 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21951 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21952 wdst back after sync_compare_and_swapqhi_internal.
21954 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21957 * config/i386/i386-modes.def (V1DI): New vector mode.
21958 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21959 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21960 (MMXMODE248): Ditto.
21961 (MMXMODE): Add V1DI mode.
21962 (mmxvecsize): Change DI mode to V1DI mode.
21963 ("mov<mode>): Use MMXMODEI8 mode iterator.
21964 ("*mov<mode>_internal_rex64"): Ditto.
21965 ("*mov<mode>_internal"): Ditto.
21966 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21967 ("mmx_sub<mode>3"): Ditto.
21968 ("mmx_adddi3"): Remove insn pattern.
21969 ("mmx_subdi3"): Ditto.
21970 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21971 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21972 ("mmx_ashl<mode>3"): Ditto.
21973 ("mmx_lshrdi3"): Remove insn pattern.
21974 ("mmx_ashldi3"): Ditto.
21975 * config/i386/i386.c (classify_argument): Handle V1DImode.
21976 (function_arg_advance_32): Ditto.
21977 (function_arg_32): Ditto.
21978 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21979 mmx_addv1di3 insn pattern.
21980 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21981 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21982 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21983 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21984 Remove definitions of built-in functions.
21985 (V1DI_type_node): New node.
21986 (v1di_ftype_v1di_int): Ditto.
21987 (v1di_ftype_v1di_v1di): Ditto.
21988 (v2si_ftype_v2si_si): Ditto.
21989 (v4hi_ftype_v4hi_di): Remove node.
21990 (v2si_ftype_v2si_di): Ditto.
21991 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21992 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21993 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21994 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21995 Add new builtins using def_builtin_const.
21996 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21997 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21998 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21999 * config/i386/mmintrin.h (__v1di): New typedef.
22000 (_mm_add_si64): Cast arguments to __v1di type.
22001 (_mm_sub_si64): Ditto.
22002 (_mm_sll_pi16): Cast __count to __v4hi type.
22003 (_mm_sll_pi32): Cast __count to __v2si type.
22004 (_mm_sll_si64): Cast arguments to __v1di type.
22005 (_mm_srl_pi16): Cast __count to __v4hi type.
22006 (_mm_srl_pi32): Cast __count to __v2si type.
22007 (_mm_srl_si64): Cast arguments to __v1di type.
22008 (_mm_sra_pi16): Cast __count to __v4hi type.
22009 (_mm_sra_pi32): Cast __count to __v2si type.
22010 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22011 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22012 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22013 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22014 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22015 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22016 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22017 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22018 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22019 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22020 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22021 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22023 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22025 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22027 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22030 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22031 reg+const addressing for Altivec modes. Don't generate reg+reg
22032 addressing for TFmode or TDmode quantities.
22034 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22036 * c-common.c (vector_types_convertible_p): Call langhook
22037 instead of comptypes.
22039 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22042 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22043 integral and scalar float variables which have a
22046 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22048 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22049 dwarf_register_span hook when emitting unwind information for
22050 register-to-memory saves.
22051 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22052 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22054 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22056 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22057 for the same VAR_DECL.
22059 2008-03-06 Tom Tromey <tromey@redhat.com>
22061 * treelang: Delete.
22062 * doc/standards.texi (Standards): Don't mention treelang.
22063 * doc/invoke.texi (Overall Options): Don't mention treelang.
22064 * doc/install.texi (Prerequisites): Don't mention bison or
22066 (Configuration): Don't mention treelang.
22067 (Building): Likewise.
22068 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22070 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22072 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22073 word-extractions out of a multi-word object.
22075 2008-03-06 Richard Guenther <rguenther@suse.de>
22077 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22078 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22079 result type and precision.
22080 * expr.c (get_inner_reference): Set unsignedp based on the result
22081 type of BIT_FIELD_REF.
22082 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22083 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22084 (try_instantiate_multiple_fields): Likewise. Use the correct type
22086 (sra_build_assignment): Likewise.
22087 (sra_build_elt_assignment): Likewise.
22088 (sra_explode_bitfield_assignment): Likewise.
22089 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22090 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22091 set BIT_FIELD_REF_UNSIGNED.
22092 (vectorizable_load): Likewise.
22094 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22096 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22099 2008-03-06 Richard Guenther <rguenther@suse.de>
22101 * alias.c (struct alias_set_entry): Move has_zero_child field
22102 to pack with alias_set.
22104 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22106 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22109 2008-03-05 Ian Lance Taylor <iant@google.com>
22111 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22113 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22115 * fwprop.c (update_df): Support width and offset parameters of
22117 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22118 global_conflicts): Change DF_REF_EXTRACT to either
22119 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22120 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22121 * df-scan.c (df_ref_record, df_defs_record,
22122 df_ref_create_structure, df_def_record_1, df_uses_record,
22123 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22124 df_bb_refs_collect, df_entry_block_defs_collect,
22125 df_exit_block_uses_collect): Support new width and offset fields.
22126 (ref_extract_pool): New storage pool.
22127 (df_free_ref): New function.
22128 (df_reg_chain_unlink, df_free_collection_rec,
22129 df_sort_and_compress_refs): Call df_free_ref.
22130 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22132 (df_ref_create_structure): Allocate df_ref_extract if offset and
22133 width fields are used.
22134 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22135 (df_uses_record): Get offset and width from ZERO_EXTRACT
22137 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22138 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22139 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22140 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22141 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22142 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22143 (df_ref_extract): New structure.
22144 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22145 (df_ref_create): Add width and offset parameters.
22147 2008-03-05 Richard Guenther <rguenther@suse.de>
22149 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22150 Use ranges_overlap_p.
22151 (offset_overlaps_with_access): Rename
22152 to ranges_overlap_p and move ...
22153 * tree-flow-inline.h (ranges_overlap_p): ... here.
22155 * tree.h (get_inner_reference, handled_component_p): Update
22158 * tree.h (record_component_aliases, get_alias_set,
22159 alias_sets_conflict_p, alias_sets_must_conflict_p,
22160 objects_must_conflict_p): Move declarations ...
22161 * alias.h (record_component_aliases, get_alias_set,
22162 alias_sets_conflict_p, alias_sets_must_conflict_p,
22163 objects_must_conflict_p): ... here.
22164 Include coretypes.h.
22165 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22167 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22169 * cfg.c: Include tree-flow.h.
22170 (remove_edge_raw): Call redirect_edge_var_map_clear.
22171 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22172 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22173 (redirect_edge_var_map_result): New.
22174 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22175 PENDING_STMT use with redirect_edge_var_map_*.
22176 * tree-ssa.c (edge_var_maps): New definition.
22177 (redirect_edge_var_map_add): New.
22178 (redirect_edge_var_map_clear): New.
22179 (redirect_edge_var_map_dup): New.
22180 (redirect_edge_var_map_vector): New.
22181 (redirect_edge_var_map_destroy): New.
22182 (ssa_redirect_edge): Replace PENDING_STMT use with
22183 redirect_edge_var_map_*.
22184 (flush_pending_stmts): Same.
22185 (delete_tree_ssa): Destroy edge var map.
22186 * tree-flow.h (struct _edge_var_map): New.
22187 Define edge_var_map vector type.
22188 Declare redirect_edge_var_map_* prototypes.
22189 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22190 * tree-cfg.c (reinstall_phi_args): Replace
22191 PENDING_STMT use with redirect_edge_var_map_*.
22193 2008-03-05 Richard Guenther <rguenther@suse.de>
22195 PR tree-optimization/35472
22196 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22197 whose single use_stmt has a overlapping set of loaded and
22198 stored symbols as that use_stmt might be a noop assignment then.
22200 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22202 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22204 2008-03-05 Richard Guenther <rguenther@suse.de>
22207 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22208 should be constants.
22209 * tree-cfg.c (verify_expr): Verify it.
22210 * fold-const.c (fold_truthop): Remove code generating
22211 BIT_FIELD_REFs of structure bases.
22212 (fold_binary): Likewise.
22213 (fold_ternary): Position and size of BIT_FIELD_REFs are
22214 always host integers.
22215 (make_bit_field_ref): Remove.
22216 (optimize_bit_field_compare): Remove.
22217 (all_ones_mask_p): Remove.
22219 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22222 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22223 (split_block_and_df_analyze): New. Split basic block and rebuild
22225 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22227 (split_pattern_seq): Likewise.
22228 (erase_matching_seqs): Likewise.
22229 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22231 2008-03-04 Geoff Keating <geoffk@apple.com>
22233 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22234 declaration and code.
22235 (tree_invalid_nonnegative_warnv_p): Likewise.
22237 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22239 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22240 examples. Truncate option-names then causing overfull hbox.
22242 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22245 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22247 * configure: Rebuilt.
22249 2008-03-04 Rafael EspÃndola <espindola@google.com>
22251 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22252 (tree_unary_nonnegative_warnv_p): New.
22253 (tree_binary_nonnegative_warnv_p): New.
22254 (tree_single_nonnegative_warnv_p): New.
22255 (tree_invalid_nonnegative_warnv_p): New.
22256 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22258 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22261 * opts.c (handle_option): Postpone 'unknown option' errors only for
22264 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22267 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22270 2008-03-04 Rafael EspÃndola <espindola@google.com>
22272 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22273 (tree_binary_nonzero_warnv_p): New.
22274 (tree_single_nonzero_warnv_p): New.
22275 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22277 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22279 PR middle-end/35456
22280 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22281 transformations for modes that have signed zeros.
22282 * ifcvt.c (noce_try_abs): Ditto.
22284 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22286 * config/i386/i386.c (override_options): Force
22287 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22289 2008-03-04 Jan Hubicka <jh@suse.cz>
22292 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22295 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22297 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22298 label to probe the stack.
22300 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22302 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22303 (__gthr_win32_mutex_destroy): Declare.
22304 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22305 __gthr_win32_mutex_destroy.
22306 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22308 2008-03-03 Jan Hubicka <jh@suse.cz>
22311 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22312 aggressive on inlining cold calls.
22314 2008-03-03 Richard Guenther <rguenther@suse.de>
22316 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22317 struct copies into the expression table.
22318 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22319 (try_to_simplify): Likewise.
22320 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22321 integral and pointer arguments which do not change the
22322 precision to NOP_EXPRs.
22323 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22324 VIEW_CONVERT_EXPR case.
22326 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22328 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22329 defined in a loop at depth 0 is invariant.
22330 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22331 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22332 be called at loop depth 0.
22334 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22337 * gcc.c (process_command): Update copyright notice dates.
22338 * gcov.c (print_version): Likewise.
22339 * gcov-dump.c (print_version): Likewise.
22340 * mips-tfile.c (main): Likewise.
22341 * mips-tdump.c (main): Likewise.
22343 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22346 * c-common.c (flag_permissive): Delete.
22347 (constant_expression_warnings): Check flags first.
22348 (constant_expression_error): New.
22349 * c-common.h (flag_permissive): Delete.
22350 (constant_expression_error): Declare.
22351 * flags.h (flag_permissive): Declare. Update description.
22352 * diagnostic.c (pedwarn): Update.
22354 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22355 (permissive_error_kind): New.
22356 * toplev.c (flag_permissive): Define. Update description.
22357 * toplev.h (permissive_error_kind): Declare.
22358 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22359 (pedwarn_c90): Use pedantic_warning_kind.
22360 * c-opts.c (c_common_post_options): flag_permissive does not affect
22361 flag_pedantic_errors.
22363 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22365 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22366 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22367 __absvsi2, __absvDI2): Use unsigned arithmetic.
22369 2008-03-02 Andi Kleen <ak@suse.de>
22370 Richard Guenther <rguenther@suse.de>
22372 * struct-equiv.c: Remove file.
22373 * cfg_cleanup.c (condjump_equiv_p): Remove.
22374 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22375 (struct-equiv.o): Remove rule.
22376 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22377 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22378 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22380 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22382 * ifcvt.c (noce_process_if_block): Try to handle only the then
22383 block if the else block exists but isn't suitable.
22385 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22388 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22389 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22390 regression from previous patch.
22392 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22395 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22397 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22398 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22399 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22400 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22401 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22402 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22403 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22404 (__gthread_mutex_destroy_function): Rename to
22405 __gthread_mutex_destroy.
22406 * gthr-dce.h (__gthread_mutex_destroy): Call
22407 pthread_mutex_destroy.
22408 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22409 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22410 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22412 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22414 * df-scan.c (df_ref_chain_change_bb): Simplify.
22415 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22416 set_block_for_insn if there's any change.
22417 * df.h ((df_insn_change_bb): Fix prototype.
22418 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22419 df_insn_change_bb, don't call set_block_for_insn.
22420 * emit-rtl.c (reorder_insns): Likewise.
22421 * haifa-sched.c (move_insn): Likewise.
22423 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22425 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22427 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22429 * tree-flow-inline.h (next_readonly_imm_use): Return
22430 NULL_USE_OPERAND_P after the end.
22432 2008-03-01 Richard Guenther <rguenther@suse.de>
22434 PR tree-optimization/35411
22435 * tree-sra.c (sra_build_assignment): Split conversion to
22436 final type to a separate statement if we are not assigning
22439 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22441 * fold-const.c (fold_convertible_p): Correct the logic to follow
22442 that in fold_convert().
22444 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22447 * tree-inline.c (build_duplicate_type): When we make a
22448 duplicate type, make it unique in the canonical types system.
22450 2008-02-29 Tom Tromey <tromey@redhat.com>
22452 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22453 input_file_stack_history, input_file_stack_restored): Remove.
22454 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22455 * input.h (struct file_stack): Remove.
22456 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22457 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22459 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22461 (diagnostic_last_module_changed): Add 'map' argument.
22462 (diagnostic_set_last_function): Likewise.
22463 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22464 line map, not input_file_stack.
22465 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22467 2008-02-29 Paul Brook <paul@codesourcery.com>
22469 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22471 2008-02-29 Paul Brook <paul@codesourcery.com>
22473 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22475 2008-02-29 Richard Guenther <rguenther@suse.de>
22477 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22479 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22480 value for comparing for a store match.
22481 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22482 (try_to_simplify): Do not do a full-blown reference lookup.
22484 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22486 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22487 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22489 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22491 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22493 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22494 strides against cache sizes.
22496 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22498 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22501 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22503 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22504 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22505 is smaller than the original promoted value.
22506 (simplify_subreg): If OP is a SUBREG, try to preserve its
22507 SUBREG_PROMOTED_VAR_P information.
22509 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22511 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22512 (VN_INFO_GET): Allocate new objects on the obstack.
22513 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22514 for rpo_numbers_temp, for consistency.
22515 (free_scc_vn): Free the obstack.
22517 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22519 * doc/invoke.texi: Document -ftree-loop-distribution.
22520 * tree-loop-distribution.c: New.
22521 * tree-pass.h (pass_loop_distribution): New.
22522 * graphds.h (struct graph): Add htab_t indices.
22523 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22524 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22525 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22526 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22527 * tree-data-ref.c (debug_data_dependence_relations): New.
22528 (dump_data_dependence_relation): Also print data references.
22529 (free_data_ref): Extern.
22530 (same_access_functions): Moved...
22531 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22532 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22533 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22534 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22535 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22536 (stmts_from_loop): Skip LABEL_EXPR.
22537 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22539 (build_rdg): Initialize rdg->indices htab.
22540 (free_rdg, stores_from_loop, ref_base_address,
22541 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22542 have_similar_memory_accesses_1, ref_base_address_1,
22543 remove_similar_memory_refs): New.
22544 * tree-data-ref.h: Depend on tree-chrec.h.
22545 (debug_data_dependence_relations, free_data_ref): Declared.
22546 (same_access_functions): ... here.
22547 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22549 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22550 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22551 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22552 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22553 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22554 rdg_vertex_for_stmt): Declared.
22555 (struct rdg_edge): Add level.
22557 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22558 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22560 (rdg_has_similar_memory_accesses): New.
22561 * tree-vect-analyze.c: Remove unused static decls.
22562 * lambda.h (dependence_level): New.
22563 * common.opt (ftree-loop-distribution): New.
22564 * tree-flow.h (mark_virtual_ops_in_bb,
22565 slpeel_tree_duplicate_loop_to_edge_cfg,
22566 rename_variables_in_loop): Declared.
22567 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22568 (OBJS-common): Add tree-loop-distribution.o.
22569 (tree-loop-distribution.o): New rule.
22570 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22571 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22572 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22574 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22577 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22578 other than structures and unions.
22580 2008-02-28 Richard Guenther <rguenther@suse.de>
22583 2008-02-26 Richard Guenther <rguenther@suse.de>
22585 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22586 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22587 (lookup_decl_from_uid): Declare.
22588 (remove_decl_from_map): Likewise.
22589 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22590 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22591 (decl_for_uid_map): New global hashtable mapping DECL_UID
22593 (init_ttree): Allocate it.
22594 (insert_decl_to_uid_decl_map): New helper function.
22595 (make_node_stat): Insert new decls into the map.
22596 (copy_node_stat): Likewise.
22597 (lookup_decl_from_uid): New function.
22598 (remove_decl_from_map): Likewise.
22599 (print_decl_for_uid_map_statistics): New helper.
22600 (dump_tree_statistics): Call it.
22602 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22603 (referenced_var_iterator): Adjust.
22604 (FOR_EACH_REFERENCED_VAR): Adjust.
22605 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22606 (num_referenced_vars): Adjust.
22607 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22608 (first_referenced_var): Remove.
22609 (end_referenced_vars_p): Likewise.
22610 (next_referenced_var): Likewise.
22611 (referenced_var_iterator_set): New helper function.
22612 * tree-dfa.c (referenced_var_lookup): Adjust.
22613 (referenced_var_check_and_insert): Likewise.
22614 (remove_referenced_var): Likewise.
22615 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22616 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22617 (verify_call_clobbering): Likewise.
22618 (verify_memory_partitions): Likewise.
22619 (init_tree_ssa): Allocate bitmap instead of hashtable for
22621 (delete_tree_ssa): Adjust.
22622 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22623 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22624 (compute_tag_properties): Likewise.
22625 (set_initial_properties): Likewise.
22626 (find_partition_for): Likewise.
22627 (update_reference_counts): Likewise.
22628 (dump_may_aliases_for): Likewise.
22629 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22630 (add_call_clobber_ops): Likewise.
22631 (add_call_read_ops): Likewise.
22632 (get_asm_expr_operands): Likewise.
22633 * tree-into-ssa.c (dump_decl_set): Likewise.
22634 (update_ssa): Likewise.
22635 * tree-sra.c (scan_function): Likewise.
22636 (decide_instantiations): Likewise.
22637 (scalarize_parms): Likewise.
22638 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22639 (dsa_named_for): Likewise.
22640 * tree-ssa-structalias.c (update_alias_info): Likewise.
22641 (merge_smts_into): Likewise.
22643 2008-02-27 David Daney <ddaney@avtrex.com>
22646 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22647 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22648 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22649 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22650 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22652 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22655 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22656 (BUILT_IN_NEXTTOWARD): Remove.
22657 (BUILT_IN_NEXTTOWARDF): Ditto.
22658 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22659 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22661 2008-02-27 Tom Tromey <tromey@redhat.com>
22663 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22664 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22666 2008-02-27 Jan Beulich <jbeulich@novell.com>
22668 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22669 update the respective field on newdecl.
22671 2008-02-27 Revital Eres <eres@il.ibm.com>
22673 PR rtl-optimization/34999
22674 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22675 crossing edges that ends with a call insn.
22676 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22677 call insn and clear the EDGE_CROSSING flag of the crossing edge
22678 when fixing fallthru edges.
22680 2008-02-27 Richard Guenther <rguenther@suse.de>
22682 PR middle-end/35390
22683 * fold-const.c (fold_unary): Return the correct argument,
22684 converted to the result type.
22686 2008-02-27 Richard Guenther <rguenther@suse.de>
22688 PR middle-end/34971
22689 * expr.c (expand_expr_real_1): Assert on rotates that operate
22691 * fold-const.c (fold_binary): Use the types precision, not the
22692 bitsize of the mode if folding rotate expressions. Build rotates
22693 only for full modes.
22695 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22697 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22698 and CPP_PRAGMA_EOL.
22699 * c-pragma.c (pragma_ns_name): New typedef.
22700 (registered_pp_pragmas): New variable.
22701 (c_pp_lookup_pragma): New function.
22702 (c_register_pragma_1): If flag_preprocess_only, do nothing
22703 for non-expanded pragmas, for expanded ones push pragma's
22704 namespace and name into registered_pp_pragmas vector.
22705 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22706 flag_preprocess_only, don't register GCC pch_preprocess
22707 pragma if flag_preprocess_only.
22708 * c-opts.c (c_common_init): Call init_pragma even if
22709 flag_preprocess_only.
22710 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22711 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22712 cpp_register_pragma if flag_preprocess_only.
22714 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22717 * c-parser.c (c_parser_translation_unit): Warn for empty
22718 translation unit, not empty source file.
22720 2008-02-26 Paul Brook <paul@codesourcery.com>
22722 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22723 operand for Thumb-2.
22724 * config/arm/arm.h (reg_class): Add CORE_REGS.
22725 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22726 (BASE_REG_CLASS): Use CORE_REGS.
22727 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22728 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22729 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22730 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22731 ARM_REGNO_OK_FOR_INDEX_P.
22732 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22733 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22734 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22735 (ldm/stm peepholes): Ditto.
22736 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22737 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22738 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22739 * config/arm/constraints.md: Enable "k" constraint on ARM.
22741 2008-02-27 Ben Elliston <bje@au.ibm.com>
22743 * config/rs6000/rs6000.c: Annotate cache line size field in all
22744 instances of struct processor_costs.
22746 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22748 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22749 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22750 jump_bypass): New counters.
22751 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22752 * dce.c (gate_ud_dce): Same.
22753 (gate_fast_dce): Same.
22754 * dse.c (gate_dse1): New function.
22755 (gate_dse2): New function.
22756 (gate_dse): Merge results of new gate functions.
22757 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22758 (gate_handle_jump_bypass): Add dbg_cnt.
22759 (gate_handle_gcse): Add dbg_cnt.
22760 * ifcvt.c (gate_handle_if_conversion): Same.
22761 (gate_handle_if_after_combine): Same.
22762 (gate_handle_if_after_reload): Same.
22763 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22765 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22767 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22769 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22771 2008-02-26 Jason Merrill <jason@redhat.com>
22774 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22775 alone if it's the naming decl for the type's main variant.
22777 2008-02-26 Tom Tromey <tromey@redhat.com>
22779 * system.h (USE_MAPPED_LOCATION): Poison.
22780 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22781 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22782 (make_goto_expr_edges): Likewise.
22783 (remove_bb): Likewise.
22784 (execute_warn_function_return): Likewise.
22785 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22787 * c-common.c (fname_decl): Remove old location code.
22788 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22790 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22792 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22793 (gen_rtx_ASM_INPUT): Likewise.
22794 (gen_rtx_ASM_INPUT_loc): Likewise.
22795 (get_rtx_asm_OPERANDS): Remove.
22796 * cfglayout.c (insn_locators_alloc): Remove old location code.
22797 (set_curr_insn_source_location): Likewise.
22798 (curr_insn_locator): Likewise.
22799 * print-tree.c (print_node): Remove old location code.
22800 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22801 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22802 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22803 location_from_locus.
22804 (construct_exit_block): Remove old location code.
22805 * emit-rtl.c (force_next_line_note): Remove old location code.
22806 * profile.c (branch_prob): Remove old location code.
22807 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22808 LOC_LINE): Remove old-location variants.
22809 * langhooks.c (lhd_print_error_function): Remove old location
22811 * configure, config.in: Rebuilt.
22812 * configure.ac (--enable-mapped-location): Remove.
22813 * c-decl.c (c_init_decl_processing): Remove old location code.
22814 (finish_function): Likewise.
22815 * recog.c (decode_asm_operands): Remove old location code.
22816 * c-pch.c (c_common_read_pch): Remove old location code.
22817 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22819 * gimple-low.c (lower_function_body): Remove old location code.
22820 * toplev.c (unknown_location): Remove.
22821 (push_srcloc): Remove old-location variant.
22822 (process_options): Remove old location code.
22823 (lang_dependent_init): Likewise.
22824 * input.h (UNKNOWN_LOCATION): Move definition.
22825 (location_t): Undeprecate.
22826 (source_locus): Remove.
22827 (location_from_locus): Remove.
22828 (struct location_s): Remove.
22829 Remove all old-location code.
22830 (input_line, input_filename): Remove.
22831 * final.c (final_scan_insn): Remove old location code.
22832 * diagnostic.c (diagnostic_build_prefix): Remove
22833 USE_MAPPED_LOCATION test.
22834 * tree.h (gimple_stmt) <locus>: Now a location_t.
22835 (tree_exp) <locus>: Likewise.
22836 (DECL_IS_BUILTIN): Remove old-location variant.
22837 (annotate_with_file_line, annotate_with_locus): Likewise.
22838 (expr_locus, set_expr_locus): Update.
22839 * tree.c (build1_stat): Remove old location code.
22840 (last_annotated_node): Remove.
22841 (annotate_with_file_line): Remove old-location variant.
22842 (annotate_with_locus): Likewise.
22843 (expr_location): Remove old location code.
22844 (set_expr_location): Likewise.
22845 (expr_has_location): Likewise.
22846 (expr_locus): Likewise.
22847 (set_expr_locus): Likewise.
22848 (expr_filename): Don't use location_from_locus.
22849 (expr_lineno): Likewise.
22850 * rtl-error.c (location_for_asm): Remove old location code.
22851 * c-lex.c (cb_line_change): Remove old location code.
22852 (fe_file_change): Likewise.
22853 (cb_def_pragma): Likewise.
22854 (c_lex_with_flags): Likewise.
22855 * gengtype.c (do_typedef): Don't special-case location types.
22856 (define_location_structures): Remove.
22857 (main): Don't call define_location_structures.
22858 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22861 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22864 * builtins.def (BUILT_IN_STDARG_START): Remove.
22865 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22866 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22867 * tree-inline.c (inline_forbidden_p_1): Likewise.
22869 2008-02-26 Richard Guenther <rguenther@suse.de>
22871 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22872 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22873 (lookup_decl_from_uid): Declare.
22874 (remove_decl_from_map): Likewise.
22875 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22876 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22877 (decl_for_uid_map): New global hashtable mapping DECL_UID
22879 (init_ttree): Allocate it.
22880 (insert_decl_to_uid_decl_map): New helper function.
22881 (make_node_stat): Insert new decls into the map.
22882 (copy_node_stat): Likewise.
22883 (lookup_decl_from_uid): New function.
22884 (remove_decl_from_map): Likewise.
22885 (print_decl_for_uid_map_statistics): New helper.
22886 (dump_tree_statistics): Call it.
22888 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22889 (referenced_var_iterator): Adjust.
22890 (FOR_EACH_REFERENCED_VAR): Adjust.
22891 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22892 (num_referenced_vars): Adjust.
22893 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22894 (first_referenced_var): Remove.
22895 (end_referenced_vars_p): Likewise.
22896 (next_referenced_var): Likewise.
22897 (referenced_var_iterator_set): New helper function.
22898 * tree-dfa.c (referenced_var_lookup): Adjust.
22899 (referenced_var_check_and_insert): Likewise.
22900 (remove_referenced_var): Likewise.
22901 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22902 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22903 (verify_call_clobbering): Likewise.
22904 (verify_memory_partitions): Likewise.
22905 (init_tree_ssa): Allocate bitmap instead of hashtable for
22907 (delete_tree_ssa): Adjust.
22908 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22909 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22910 (compute_tag_properties): Likewise.
22911 (set_initial_properties): Likewise.
22912 (find_partition_for): Likewise.
22913 (update_reference_counts): Likewise.
22914 (dump_may_aliases_for): Likewise.
22915 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22916 (add_call_clobber_ops): Likewise.
22917 (add_call_read_ops): Likewise.
22918 (get_asm_expr_operands): Likewise.
22919 * tree-into-ssa.c (dump_decl_set): Likewise.
22920 (update_ssa): Likewise.
22921 * tree-sra.c (scan_function): Likewise.
22922 (decide_instantiations): Likewise.
22923 (scalarize_parms): Likewise.
22924 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22925 (dsa_named_for): Likewise.
22926 * tree-ssa-structalias.c (update_alias_info): Likewise.
22927 (merge_smts_into): Likewise.
22929 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22932 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22933 * c-opts.c (c_common_handle_option): Wall enables
22934 Wvolatile-register-var.
22935 * common.opt: Move Wvolatile-register-var to...
22938 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22940 * common.opt (Wlarger-than=): New.
22941 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22943 * opts.c (common_handle_option): Handle -Wlarger-than=.
22944 * optc-gen.awk: Likewise.
22945 * opth-gen.awk: Likewise.
22946 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22947 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22949 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22951 * c-common.c (match_case_to_enum_1): Add appropriate
22952 OPT_W* parameter to warning.
22953 (c_do_switch_warnings): Likewise.
22954 * c-typeck.c (warning_init): Add one more parameter following
22955 'warning' function.
22956 (push_init_level): Update call to warning_init.
22957 (pop_init_level): Likewise.
22958 (add_pending_init): Likewise.
22959 (output_init_element: Likewise.
22961 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22964 * toplev.c (toplev_main): If there are warnings or error, print
22965 errors for ignored options.
22966 * opts.c (ignored_options): New static variable.
22967 (postpone_unknown_option_error): New.
22968 (print_ignored_options): New.
22969 (handle_option): Postpone errors for unknown -Wno-* options.
22970 * opts.h (print_ignored_options): Declare.
22972 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22974 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22977 2008-02-25 Richard Guenther <rguenther@suse.de>
22980 2008-02-25 Richard Guenther <rguenther@suse.de>
22982 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22983 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22984 (lookup_decl_from_uid): Declare.
22985 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22986 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22987 (decl_for_uid_map): New global hashtable mapping DECL_UID
22989 (init_ttree): Allocate it.
22990 (insert_decl_to_uid_decl_map): New helper function.
22991 (make_node_stat): Insert new decls into the map.
22992 (copy_node_stat): Likewise.
22993 (lookup_decl_from_uid): New function.
22994 (print_decl_for_uid_map_statistics): New helper.
22995 (dump_tree_statistics): Call it.
22997 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22998 (referenced_var_iterator): Adjust.
22999 (FOR_EACH_REFERENCED_VAR): Adjust.
23000 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23001 (num_referenced_vars): Adjust.
23002 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23003 (first_referenced_var): Remove.
23004 (end_referenced_vars_p): Likewise.
23005 (next_referenced_var): Likewise.
23006 (referenced_var_iterator_set): New helper function.
23007 * tree-dfa.c (referenced_var_lookup): Adjust.
23008 (referenced_var_check_and_insert): Likewise.
23009 (remove_referenced_var): Likewise.
23010 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23012 (verify_call_clobbering): Likewise.
23013 (verify_memory_partitions): Likewise.
23014 (init_tree_ssa): Allocate bitmap instead of hashtable for
23016 (delete_tree_ssa): Adjust.
23017 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23018 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23019 (compute_tag_properties): Likewise.
23020 (set_initial_properties): Likewise.
23021 (find_partition_for): Likewise.
23022 (update_reference_counts): Likewise.
23023 (dump_may_aliases_for): Likewise.
23024 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23025 (add_call_clobber_ops): Likewise.
23026 (add_call_read_ops): Likewise.
23027 (get_asm_expr_operands): Likewise.
23028 * tree-into-ssa.c (dump_decl_set): Likewise.
23029 (update_ssa): Likewise.
23030 * tree-sra.c (scan_function): Likewise.
23031 (decide_instantiations): Likewise.
23032 (scalarize_parms): Likewise.
23033 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23034 (dsa_named_for): Likewise.
23035 * tree-ssa-structalias.c (update_alias_info): Likewise.
23036 (merge_smts_into): Likewise.
23038 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23041 * doc/invoke.texi (-fcx-limited-range): Document new option.
23042 * toplev.c (process_options): Handle -fcx-fortran-rules.
23043 * common.opt: Add documentation for -fcx-fortran-rules.
23045 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23048 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23049 actual behaviour and C99.
23051 2008-02-26 Ben Elliston <bje@au.ibm.com>
23053 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23054 (ASM_CPU_POWER6_SPEC): Likewise.
23055 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23056 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23057 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23059 2008-02-25 Richard Guenther <rguenther@suse.de>
23061 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23062 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23063 (lookup_decl_from_uid): Declare.
23064 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23065 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23066 (decl_for_uid_map): New global hashtable mapping DECL_UID
23068 (init_ttree): Allocate it.
23069 (insert_decl_to_uid_decl_map): New helper function.
23070 (make_node_stat): Insert new decls into the map.
23071 (copy_node_stat): Likewise.
23072 (lookup_decl_from_uid): New function.
23073 (print_decl_for_uid_map_statistics): New helper.
23074 (dump_tree_statistics): Call it.
23076 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23077 (referenced_var_iterator): Adjust.
23078 (FOR_EACH_REFERENCED_VAR): Adjust.
23079 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23080 (num_referenced_vars): Adjust.
23081 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23082 (first_referenced_var): Remove.
23083 (end_referenced_vars_p): Likewise.
23084 (next_referenced_var): Likewise.
23085 (referenced_var_iterator_set): New helper function.
23086 * tree-dfa.c (referenced_var_lookup): Adjust.
23087 (referenced_var_check_and_insert): Likewise.
23088 (remove_referenced_var): Likewise.
23089 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23090 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23091 (verify_call_clobbering): Likewise.
23092 (verify_memory_partitions): Likewise.
23093 (init_tree_ssa): Allocate bitmap instead of hashtable for
23095 (delete_tree_ssa): Adjust.
23096 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23097 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23098 (compute_tag_properties): Likewise.
23099 (set_initial_properties): Likewise.
23100 (find_partition_for): Likewise.
23101 (update_reference_counts): Likewise.
23102 (dump_may_aliases_for): Likewise.
23103 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23104 (add_call_clobber_ops): Likewise.
23105 (add_call_read_ops): Likewise.
23106 (get_asm_expr_operands): Likewise.
23107 * tree-into-ssa.c (dump_decl_set): Likewise.
23108 (update_ssa): Likewise.
23109 * tree-sra.c (scan_function): Likewise.
23110 (decide_instantiations): Likewise.
23111 (scalarize_parms): Likewise.
23112 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23113 (dsa_named_for): Likewise.
23114 * tree-ssa-structalias.c (update_alias_info): Likewise.
23115 (merge_smts_into): Likewise.
23117 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23120 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23121 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23122 * alias.h (nonoverlapping_memrefs_p): Likewise.
23124 2008-02-25 Jan Beulich <jbeulich@novell.com>
23126 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23127 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23128 __emultls_get_address, __emultls_register_common,
23129 __floatundi?f, and _Unwind_GetIPInfo.
23130 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23131 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23132 (gen_regparm_prefix): Likewise.
23133 (i386_nlm_encode_section_info): Sync with
23134 config/i386/winnt.c:i386_pe_encode_section_info().
23135 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23136 i386_nlm_mangle_decl_assembler_name): New.
23137 (netware_override_options): New.
23138 * config/i386/netware.h (netware_override_options): Declare.
23139 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23140 (i386_nlm_mangle_decl_assembler_name): Declare.
23141 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23143 2008-02-25 Ben Elliston <bje@au.ibm.com>
23146 * c-decl.c (grokdeclarator): Remove unused local variables
23147 `typedef_type' and `type_as_written'.
23149 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23150 unused local variable `has_hot_blocks'.
23151 (fix_crossing_conditional_branches): Remove unused local variable
23154 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23156 PR middle-end/19984
23157 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23158 using DEF_C99_BUILTIN.
23159 (BUILT_IN_NANF): Ditto.
23160 (BUILT_IN_NANL): Ditto.
23162 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23163 Revital Eres <eres@il.ibm.com>
23165 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23166 regarding the order of two dependent insns in the same row.
23168 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23170 * stor-layout.c (layout_decl): Do not bump the alignment of a
23171 bit-field to more than byte alignment if it is packed.
23173 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23175 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23178 2008-02-24 Diego Novillo <dnovillo@google.com>
23180 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23183 * tree-vrp.c (vrp_evaluate_conditional): With
23184 -Wtype-limits, emit a warning when comparing against a
23185 constant outside the natural range of OP0's type.
23186 * c.opt (Wtype-limits): Move ...
23187 * common.opt (Wtype-limits): ... here.
23189 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23191 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23192 * config/rs6000/e300c2c3.md: New file.
23193 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23195 (rs6000_override_options): Add e300c2 and e300c3 cases to
23196 processor_target_table. Do not allow usage of Altivec or Spe
23197 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23198 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23199 * config/rs6000/rs6000.h (processor_type): Add
23200 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23201 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23202 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23203 and ppce300c3. Include e300c2c3.md.
23205 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23207 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23208 instead of TARGET_STRICT_ALIGN.
23210 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23212 * explow.c (memory_address): Assert that the generated address is
23215 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23218 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23219 * config/darwin-ppc-ldouble-patch.def: New file.
23220 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23221 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23222 SUBTARGET_INIT_BUILTINS if defined.
23223 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23226 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23229 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23230 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23232 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23235 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23236 file" warning condtional on -Winvalid-PCH.
23238 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23240 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23242 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23247 prevent reload from using MMX registers.
23248 (*mov<mode>_internal): Ditto.
23249 (*movv2sf_internal_rex64): Ditto.
23250 (*movv2sf_internal): Ditto.
23252 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23254 PR documentation/31569
23255 * doc/install.texi2html: Use makeinfo --no-number-sections.
23257 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23259 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23260 ensure that we can address an entire entity > 8 bytes. Don't
23261 generate reg+reg addressing for such data.
23263 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23265 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23266 strings when optimizing for size, unless the target cares about
23269 2008-02-22 Tom Tromey <tromey@redhat.com>
23271 * regclass.c (current_pass): Remove declaration.
23273 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23275 * config/avr/libgcc.S (__RAMPZ__): Define.
23276 (__do_copy_data): Add for devices with 128KB code memory.
23278 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23280 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23282 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23284 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23286 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23289 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23292 * c-typeck.c (build_binary_op): Warn about floating point
23293 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23295 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23298 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23299 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23301 (rs6000_override_options): Set altivec_abi as default, not override,
23302 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23303 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23304 is used; use new member spe_abi.
23305 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23306 spe_abi and altivec_abi.
23308 2008-02-22 Tomas Bily <tbily@suse.cz>
23310 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23312 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23315 * config.build (build_file_translate): Set to `CMD //c' only if
23317 * Makefile.in (build_file_translate): Improve comment.
23319 2008-02-21 Jan Hubicka <jh@suse.cz>
23321 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23322 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23323 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23325 2008-02-21 Michael Matz <matz@suse.de>
23328 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23330 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23332 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23333 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23334 as insn constraint.
23335 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23336 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23337 SSE_VEC_FLOAT_MODE_P as insn constraint.
23338 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23339 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23340 sse4a_movntdf using MODEF mode iterator.
23341 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23342 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23343 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23344 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23345 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23346 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23347 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23349 2008-02-21 Richard Guenther <rguenther@suse.de>
23351 * tree.def (PAREN_EXPR): New tree code.
23352 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23354 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23355 * expr.c (expand_expr_real_1): Likewise.
23356 * tree-inline.c (estimate_num_insns_1): Likewise.
23357 * tree-complex.c (expand_complex_move): Likewise.
23358 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23361 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23364 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23366 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23369 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23371 * config/sh/sh.c (find_barrier): Don't go past
23372 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23374 2008-02-20 DJ Delorie <dj@redhat.com>
23376 * config/h8300/h8300.md (insv): Force source operand to be a register.
23378 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23379 as a jump, not as a plain insn.
23381 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23383 * doc/invoke.texi (Warning Options): Add new option
23384 -Wframe-larger-than=.
23385 (-Wframe-larger-than): Document.
23387 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23388 Add declarations for new option variables.
23390 * final.c (final_start_function): Check the frame size
23391 before emission and issue a Wframe-larger-than warning.
23393 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23394 Add definitions for new option variables.
23395 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23397 * common.opt (Wframe-larger-than=): New option.
23399 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23401 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23402 (<sse>_div<mode>3): Ditto.
23403 (<sse>_vmdiv<mode>3): Ditto.
23404 (<sse>_vmsqrt<mode>2): Ditto.
23405 (*smax<mode>3): Ditto.
23406 (sse5_frcz<mode>2): Ditto.
23407 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23408 as insn constraint.
23410 2008-02-20 Richard Guenther <rguenther@suse.de>
23412 PR middle-end/35265
23413 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23414 be happy with INTEGRAL_TYPE_P.
23416 2008-02-20 Richard Guenther <rguenther@suse.de>
23418 * fold-const.c (split_tree): Associate floatig-point expressions
23419 if flag_associative_math is set.
23421 2008-02-20 Richard Guenther <rguenther@suse.de>
23423 * tree.h (fold_real_zero_addition_p): Declare.
23424 * fold-const.c (fold_real_zero_addition_p): Export.
23425 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23426 floating-point operations with zero and one.
23428 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23430 * doc/install.texi: Correct references to CFLAGS, replacing them
23431 with BOOT_CFLAGS. Document flags used during bootstrap for
23434 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23436 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23437 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23438 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23440 (smin<mode>3): Ditto from similar patterns.
23441 (smax<mode>3): Ditto.
23442 (*ieee_smin<mode>3): Ditto.
23443 (*ieee_smax<mode>3): Ditto.
23444 * config/i386/sse.md (sse): New mode attribute.
23445 (mov<mode>): Macroize expander from movv4sf and movv2df using
23446 SSEMODEF2P mode iterator.
23447 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23448 SSE_VEC_FLOAT_MODE_P as insn constraint.
23449 (storent<mode>): Ditto.
23450 (storent<mode>): Macroize expander from storentsf and storentdf using
23451 MODEF mode iterator.
23452 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23453 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23454 (abs<mode>2): Ditto from similar patterns.
23455 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23456 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23457 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23458 (<sse>_vmsqrt<mode>2): Ditto.
23459 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23460 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23461 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23462 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23463 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23464 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23465 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23467 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23468 iterator and SSE_FLOAT_MODE_P as insn constraint.
23469 (<sse>_ucomi): Ditto from similar patterns.
23470 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23471 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23472 SSE_VEC_FLOAT_MODE_P as insn constraint.
23473 (vcond<mode>): Ditto from similar patterns.
23474 (and<mode>3, *and<mode>3): Ditto.
23475 (<sse>_nand<mode>3): Ditto.
23476 (ior<mode>3, *ior<mode>3): Ditto.
23477 (xor<mode>3, *xor<mode>3): Ditto.
23478 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23479 iterator and SSE_FLOAT_MODE_P as insn constraint.
23480 (*nand<mode>3): Ditto from similar patterns.
23481 (*ior<mode>3): Ditto.
23482 (*xor<mode>3): Ditto.
23484 2008-02-20 Ira Rosen <irar@il.ibm.com>
23486 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23487 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23488 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23490 2008-02-19 Jan Hubicka <jh@suse.cz>
23492 * predict.c (tree_bb_level_predictions): Remove variable next
23493 mistakely introduced by previous commit.
23495 2008-02-19 Jan Hubicka <jh@suse.cz>
23497 * predict.c (predict_paths_leading_to): Rewrite.
23498 (predict_paths_for_bb): New.
23499 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23501 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23504 * Makefile.in (build_file_translate): New.
23505 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23506 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23507 * configure.ac (build_file_translate): Substitute it.
23508 * configure: Regenerate.
23510 2008-02-19 Jan Hubicka <jh@suse.cz>
23512 PR rtl-optimization/34408
23513 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23516 2008-02-19 Jan Hubicka <jh@suse.cz>
23518 PR middle-end/28779
23519 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23522 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23525 * config/i386/i386-modes.def: Revert the last DI alignment
23526 change until Ada people can look into it.
23528 2008-02-19 Nick Clifton <nickc@redhat.com>
23530 * opts.c (print_specific_help): Fix typo in --help text.
23532 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23535 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23536 32-bit inline asm without asm alternatives for host GCC < 3.0.
23538 2008-02-19 Richard Guenther <rguenther@suse.de>
23540 PR tree-optimization/34989
23541 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23542 Allow propagation to INDIRECT_REF if we can simplify only.
23544 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23546 * c-common.c (warn_for_collisions_1): Use appropriate option when
23549 2008-02-19 Nick Clifton <nickc@redhat.com>
23552 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23553 (handle_options): Fix indentation.
23554 (print_filtered_help): If no language-specific options were
23555 displayed tell the user how to list all the options supported by
23556 the language's front-end.
23557 (print_specific_help): Fix indentation and remove duplicate line.
23558 (common_handle_option): Handle the -v option.
23559 For --help enable the display of undocumented options if the -v
23560 switch has been included on the command line.
23561 For --help= check for overlaps in the arguments between the option
23562 classes and the language names and issue a warning when they
23563 cannot be disambiguated.
23564 * c.opt (v): Pass on to the common option handler.
23566 2008-02-19 Revital Eres <eres@il.ibm.com>
23568 * modulo-sched.c (sms_schedule): Change dump message when
23569 create_ddg function fails.
23570 (try_scheduling_node_in_cycle): Rename row to cycle.
23571 (print_partial_schedule): Rename CYCLE to ROW.
23573 2008-02-19 Christian Bruel <christian.bruel@st.com>
23574 Zdenek Dvorak <ook@ucw.cz>
23576 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23578 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23581 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23582 (*x86_movdicc_0_m1_se): Ditto.
23584 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23586 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23587 (CMPtype): Define as __gcc_CMPtype.
23588 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23589 (CMPtype): Define as __gcc_CMPtype.
23591 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23593 Support valgrind 3.3 for --enable-checking=valgrind.
23594 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23596 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23597 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23598 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23599 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23600 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23601 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23602 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23604 * ggc-zone.c: Similar.
23605 * ggc-page.c: Similar.
23607 2008-02-19 Paul Brook <paul@codesourcery.com>
23610 * config/arm/ieee754-df.S: Fix do_it typo.
23611 * config/arm/ieee754-sf.S: Fix do_it typo.
23613 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23616 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23617 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23618 (OPTION_MASK_ISA_SSE_SET): Likewise.
23619 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23620 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23621 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23622 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23623 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23624 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23625 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23626 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23627 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23628 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23629 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23630 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23631 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23632 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23633 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23634 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23635 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23636 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23637 (OPTION_MASK_ISA_SSE4): Removed.
23638 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23639 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23640 (override_options): Don't turn on implied SSE/MMX bits in
23643 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23645 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23648 2008-02-18 Joey Ye <joey.ye@intel.com>
23650 PR middle-end/34921
23651 * tree-nested.c (insert_field_into_struct): Set type alignment
23652 to field alignment if the former is less than the latter.
23654 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23656 * BASE-VER: Set to 4.4.0.
23658 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23660 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23661 * doc/cfg.texi: Likewise.
23662 * doc/extend.texi: Likewise.
23663 * doc/gty.texi: Likewise.
23664 * doc/invoke.texi: Likewise.
23665 * doc/loop.texi: Likewise.
23666 * doc/md.texi: Likewise.
23667 * doc/passes.texi: Likewise.
23668 * doc/rtl.texi: Likewise.
23669 * doc/sourcebuild.texi: Likewise.
23670 * doc/tm.texi: Likewise.
23671 * doc/tree-ssa.texi: Likewise.
23673 2008-02-17 Richard Guenther <rguenther@suse.de>
23675 PR middle-end/35227
23676 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23677 without default definition.
23679 2008-02-17 Richard Guenther <rguenther@suse.de>
23681 PR tree-optimization/35231
23682 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23685 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23688 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23689 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23690 libgcc_cmp_return mode.
23692 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23695 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23697 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23699 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23702 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23704 * doc/c-tree.texi: Use `@.' where appropriate.
23705 * doc/extend.texi: Likewise.
23706 * doc/install.texi: Likewise.
23707 * doc/invoke.texi: Likewise.
23708 * doc/loop.texi: Likewise.
23709 * doc/makefile.texi: Likewise.
23710 * doc/md.texi: Likewise.
23711 * doc/passes.texi: Likewise.
23712 * doc/standards.texi: Likewise.
23713 * doc/tm.texi: Likewise.
23715 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23717 PR middle-end/35196
23718 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23720 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23721 rather than in entry_bb.
23723 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23725 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23726 libgcc_cmp_return mode.
23728 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23730 PR middle-end/35130
23731 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23732 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23734 2008-02-15 Richard Guenther <rguenther@suse.de>
23735 Zdenek Dvorak <ook@ucw.cz>
23737 PR tree-optimization/35164
23738 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23739 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23740 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23741 Only propagate addresses which do not have abnormal SSA_NAMEs
23744 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23747 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23749 2008-02-15 Jan Hubicka <jh@suse.cz>
23751 PR middle-end/35149
23752 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23754 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23756 PR middle-end/34621
23757 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23758 when calculating alignment_pad.
23760 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23762 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23763 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23764 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23765 and STACK_BOUNDARY define.
23767 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23769 PR preprocessor/35061
23770 * c-pragma.c (handle_pragma_pop_macro): Check that
23771 pushed_macro_table has been allocated.
23773 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23775 PR middle-end/35136
23776 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23777 (force_gimple_operand): Likewise.
23778 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23779 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23780 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23781 (find_interesting_uses_address): Check addressability and alignment
23782 of the base expression only after substituting bases of IVs into it.
23784 2008-02-14 Michael Matz <matz@suse.de>
23787 * function.c (instantiate_virtual_regs_in_insn): Reload address
23788 before falling back to reloading the whole operand.
23790 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23792 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23793 before the first section switch note.
23795 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23797 * doc/bugreport.texi: Update copyright years.
23798 * doc/c-tree.texi: Likewise.
23799 * doc/cfg.texi: Likewise.
23800 * doc/cpp.texi: Likewise.
23801 * doc/cppinternals.texi: Likewise.
23802 * doc/fragments.texi: Likewise.
23803 * doc/frontends.texi: Likewise.
23804 * doc/gcc.texi: Likewise.
23805 * doc/gty.texi: Likewise.
23806 * doc/hostconfig.texi: Likewise.
23807 * doc/implement-c.texi: Likewise.
23808 * doc/libgcc.texi: Likewise.
23809 * doc/loop.texi: Likewise.
23810 * doc/makefile.texi: Likewise.
23811 * doc/options.texi: Likewise.
23812 * doc/passes.texi: Likewise.
23813 * doc/rtl.texi: Likewise.
23814 * doc/sourcebuild.texi: Likewise.
23815 * doc/standards.texi: Likewise.
23816 * doc/tree-ssa.texi: Likewise.
23817 * doc/trouble.texi: Likewise.
23819 * doc/extend.texi: Use @: or add comma where appropriate.
23820 * doc/invoke.texi: Likewise.
23821 * doc/tm.texi: Likewise.
23823 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23826 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23829 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23831 * doc/md.texi (clz, ctz): Add reference.
23832 * doc/rtl.texi (clz, ctz): Likewise.
23834 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23837 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23840 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23842 * config/s390/s390.c (struct constant_pool): New field
23843 emit_pool_after added.
23844 (s390_mainpool_start): Set the emit_pool_after flag according
23845 to the section switch notes.
23846 (s390_mainpool_finish): Consider emit_pool_after when emitting
23847 the literal pool at the end of the function.
23848 (s390_chunkify_start): Force literal pool splits at section
23851 2008-02-13 Michael Matz <matz@suse.de>
23854 * var-tracking.c (clobber_variable_part): Correctly traverse the
23857 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23860 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23861 Add -fdump-ipa-inline.
23862 * tree-dump.c (dump_files): Remove tree-inlined dump.
23863 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23865 2008-02-12 Richard Guenther <rguenther@suse.de>
23867 PR tree-optimization/35171
23868 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23871 2008-02-12 Richard Guenther <rguenther@suse.de>
23873 PR middle-end/35163
23874 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23875 value-preserving mode. Disallow final truncation.
23877 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23879 PR middle-end/35136
23880 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23881 code from here to...
23882 (force_gimple_operand): ...here.
23884 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23887 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23888 non-compatible pointers.
23889 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23890 different FIELD_DECLs, try harder by comparing field offsets, sizes
23893 PR inline-asm/35160
23894 * function.c (match_asm_constraints_1): Don't replace the same input
23897 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23899 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23900 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23901 (expand_epilogue): Restore RAMPZ register.
23902 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23904 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23906 * config/i386/cygwin.asm: (__alloca): Correct calling
23907 convention and alignment.
23908 (__chkstk): Force 8 byte stack alignment.
23910 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23911 Richard Guenther <rguenther@suse.de>
23913 PR tree-optimization/33992
23914 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23915 the zero we compare against.
23917 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23919 PR libfortran/35063
23920 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23921 to CloseHandle after unlocking to prevent accumulation of handle
23924 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23926 PR middle_end/34150
23927 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23928 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23929 and update LABEL_NUSES during and after reload.
23931 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23933 PR middle-end/34627
23934 * combine.c (simplify_if_then_else): Make sure the comparison is
23935 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23937 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23940 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23941 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23942 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23943 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23944 * tree.h (get_type_static_bounds): Likewise.
23946 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23948 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23949 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23950 Make -Wfoo language annotations match what the compiler outputs.
23952 2008-02-08 Sa Liu <saliu@de.ibm.com>
23954 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23955 intrinsics spu_convts, spu_convtu, spu_convtf.
23957 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23959 * doc/extend.texi (Function Attributes) <noinline>: Mention
23960 asm ("") as method to keep calls.
23962 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23965 * doc/options.texi (Options): Replace references to opts.sh with
23967 * opts-common.c: Likewise.
23968 * optc-gen.awk: Likewise.
23970 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23972 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23974 2008-02-07 Richard Henderson <rth@redhat.com>
23977 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23978 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23981 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23983 PR tree-optimization/35085
23984 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23985 for operand entry oe2 in addition to operand entry oe3 in order to
23986 expose more opportunities for vectorizer sum reduction.
23988 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23991 * Makefile.in (LIBS): Remove $(GMPLIBS).
23992 (cc1-dummy, cc1): Add $(GMPLIBS).
23994 2008-02-06 Jan Hubicka <jh@suse.cz>
23997 * i386.md (moddf_integer): Do not produce partial memory stalls for
23998 targets where it hurts.
24000 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24003 * optabs.c (expand_float): Do not check for decimal modes when
24004 expanding unsigned integer through signed conversion.
24006 2008-02-06 Nick Clifton <nickc@redhat.com>
24008 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24009 inside the clobber with a match_operand and duplicated operand
24010 number in the constraint.
24011 (ineqbranchsi): Delete redundant comment.
24013 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24015 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24016 builtin_define ("__USE_INIT_FINI__").
24017 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24019 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24021 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24023 PR documentation/30330
24024 * doc/invoke.texi (C++ Dialect Options)
24025 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24026 For each warning option -Wfoo that allows -Wno-foo, ensure both
24027 -Wfoo and -Wno-foo are listed in the option index. Fix index
24028 entry of -Wswitch-default, index -Wnormalized= including the
24029 `=', and -Wlarger-than-@var{len} including @var{len}.
24031 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24033 * config/i386/i386.md (floatunssisf2): Use
24034 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24035 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24036 Macroize expander using MODEF mode iterator.
24038 2008-02-05 Diego Novillo <dnovillo@google.com>
24040 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24043 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24045 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24048 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24050 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24053 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24054 to indicate if a message should be generated.
24055 (init_cumulative_args): Updated.
24056 (function_value_32): Likewise.
24058 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24060 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24062 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24065 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24066 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24068 2008-02-04 Diego Novillo <dnovillo@google.com>
24070 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24073 * tree-vrp.c (vrp_evaluate_conditional): With
24074 -Wtype-limits, emit a warning when comparing against a
24075 constant outside the natural range of OP0's type.
24077 2008-02-04 Richard Guenther <rguenther@suse.de>
24079 PR middle-end/33631
24080 * expr.c (count_type_elements): Give for unions instead of
24083 2008-02-04 Richard Guenther <rguenther@suse.de>
24085 PR middle-end/35043
24086 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24087 to TYPE_DOMAINs base type instead of using bitsizetype here.
24089 2008-02-03 Jason Merrill <jason@redhat.com>
24091 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24093 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24096 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24097 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24098 (RS/6000 and PowerPC Options): Fix typos and markup.
24099 * doc/passes.texi (Tree-SSA passes): Likewise.
24101 2008-02-02 Michael Matz <matz@suse.de>
24104 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24105 from record_last_reg_set_info.
24106 (record_last_reg_set_info): Take an RTX argument, iterate over all
24107 constituent hardregs.
24108 (record_last_set_info, record_opr_changes): Change calls to
24109 new signature or to record_last_reg_set_info_regno.
24111 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24113 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24115 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24117 PR rtl-optimization/34773
24118 * reg-notes.def (EQUAL): Mention significance of combination of
24119 REG_EQUAL and REG_RETVAL.
24120 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24121 insn that has a REG_RETVAL.
24123 2008-02-01 Roger Sayle <roger@eyesopen.com>
24126 * configure.ac (--enable-fixed-point): Disable unless explicitly
24128 * configure: Regenerate.
24130 2008-02-01 Richard Guenther <rguenther@suse.de>
24133 * invoke.texi (-finline-limit): Remove no longer true parts
24134 of the documentation. Note that there is no default value.
24136 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24137 Mark Mitchell <mark@codesourcery.com>
24138 Ben Elliston <bje@au.ibm.com>
24141 * doc/extend.texi (Other Builtins): Document.
24143 2008-01-31 Tom Browder <tom.browder@gmail.com>
24145 * doc/c-tree.texi (Types): Fix grammar.
24146 (Expression trees): Ditto.
24147 * doc/passes.texi (Tree-SSA passes): Ditto.
24149 * doc/configterms.texi (Configure Terms): Fix typo.
24150 * doc/cpp.texi (Common Predefined Macros): Ditto.
24151 * doc/md.texi (Machine Constraints): Ditto.
24153 * doc/makefile.texi (Makefile): Add comma.
24155 2008-01-31 Tom Browder <tom.browder@gmail.com>
24156 Gerald Pfeifer <gerald@pfeifer.com>
24158 * doc/sourcebuild.texi (Front End): Remove references to CVS
24159 and CVSROOT/modules.
24160 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24161 (Back End): Remove reference to CVS.
24163 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24166 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24168 (mips16_gp_pseudo_reg): ...here.
24169 * config/mips/mips.md (load_const_gp): Replace with...
24170 (load_const_gp_<mode>): ...this :P-based insn.
24172 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24174 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24175 options. Minor fixes.
24176 (-std): Move reference to standards closer to where language
24177 standards are first mentioned.
24179 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24181 PR rtl-optimization/34995
24182 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24183 parameter and return a bool. If the rtx parameter is nonnull,
24184 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24185 (find_reloads): Update call accordingly. Pass the new operand
24186 if it needed no address reloads, otherwise pass null.
24188 2008-01-30 Richard Henderson <rth@redhat.com>
24191 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24192 for unbounded arrays.
24194 2008-01-30 Silvius Rus <rus@google.com>
24196 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24198 2008-01-30 Jan Hubicka <jh@suse.cz>
24201 * i386.c (init_cumulative_args): Use real function declaration when
24204 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24206 PR rtl-optimization/34998
24207 * global.c (build_insn_chain): Treat non-subreg_lowpart
24208 SUBREGs of pseudos as clobbering all the words covered by the
24209 SUBREG, not just all the bytes.
24210 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24211 original df_ref rather than an extract parameter.
24212 (global_conflicts): Update call accordingly.
24214 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24216 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24217 the overflow check to make it easier to read.
24218 (__fixtfdi): Change the type of the ll member in union
24219 long_double to UDItype_x.
24221 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24223 PR middle-end/34969
24224 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24225 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24226 * tree-inline.c (fold_marked_statements): Call
24227 cgraph_update_edges_for_call_stmt if folding a call statement.
24228 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24229 debug_generic_stmt calls, reset it back afterwards.
24232 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24234 * c-typeck.c (build_external_ref): Don't pedwarn about
24235 static vars in current function's scope.
24237 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24239 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24241 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24244 * ipa-struct-reorg.c: Fix spelling.
24245 * params.def: Ditto.
24247 2008-01-29 Richard Guenther <rguenther@suse.de>
24249 PR middle-end/35006
24250 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24252 * tree-inline.c (remap_type): Increment remapping_type_depth
24253 around remapping types.
24254 (copy_body_r): Only add referenced variables if they are referenced
24255 from code, not types.
24257 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24268 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24269 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24271 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24274 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24275 pointer for tiny stack.
24277 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24279 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24281 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24283 * config/vx-common.h: Fix typo in comment.
24285 2008-01-28 Ian Lance Taylor <iant@google.com>
24289 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24290 coalesce pointers if they have different DECL_NO_TBAA_P values.
24291 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24292 between variables with different DECL_NO_TBAA_P values.
24294 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24297 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24298 are not legitimate small data references on SPE targets.
24300 2008-01-28 David Daney <ddaney@avtrex.com>
24302 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24304 2008-01-28 David Daney <ddaney@avtrex.com>
24306 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24308 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24310 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24311 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24312 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24313 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24314 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24315 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24316 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24317 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24319 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24321 * basic-block.h (condjump_equiv_p): Fix comment.
24323 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24325 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24326 print_generic_stmt_indented): Fix comment.
24328 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24330 * configure.ac (__stack_chk_fail): Add detecion for availability
24331 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24332 * configure: Regenerate.
24334 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24336 PR middle-end/34688
24337 * final.c (output_addr_const): Handle TRUNCATE.
24339 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24342 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24343 (zero_cost, infinite_cost): New constants.
24344 (struct cost_pair): Change type of cost to comp_cost.
24345 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24346 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24348 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24349 split_address_cost, ptr_difference_cost, difference_cost,
24350 get_computation_cost_at, get_computation_cost,
24351 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24352 determine_use_iv_cost_condition, determine_use_iv_costs,
24353 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24354 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24355 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24356 Change type of cost to comp_cost.
24357 (determine_iv_cost): Increase cost of non-original ivs, instead
24358 of decreasing the cost of original ones.
24359 (get_address_cost): Indicate the complexity of the addressing mode
24361 (try_add_cand_for): Prefer using ivs not specific to some object.
24362 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24364 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24365 Janis Johnson <janis187@us.ibm.com>
24368 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24369 (TARGET_INSTANTIATE_DECLS): Likewise.
24370 * target.h (expand_to_rtl_hook): New target hook.
24371 (instantiate_decls): Likewise.
24372 * function.c (instantiate_decl): Make non-static. Rename to...
24373 (instantiate_decl_rtl): ... this.
24374 (instantiate_expr): Use instantiate_decl_rtl.
24375 (instantiate_decls_1): Likewise.
24376 (instantiate_decls): Likewise.
24377 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24378 * function.h (instantiate_decl_rtl): Add prototype.
24379 * cfgexpand.c (target.h): New include.
24380 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24381 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24382 (TARGET_INSTANTIATE_DECLS): Likewise.
24383 (TARGET_INITIALIZER): New target hooks added.
24384 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24386 * config/rs6000/rs6000.c (tree-flow.h): New include.
24387 (machine_function): Add sdmode_stack_slot field.
24388 (rs6000_alloc_sdmode_stack_slot): New function.
24389 (rs6000_instantiate_decls): Likewise.
24390 (rs6000_secondary_memory_needed_rtx): Likewise.
24391 (rs6000_check_sdmode): Likewise.
24392 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24393 (TARGET_INSTANTIATE_DECLS): Likewise.
24394 (rs6000_hard_regno_mode_ok): Allow SDmode.
24395 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24396 (rs6000_emit_move): Handle SDmode.
24397 (function_arg_advance): Likewise.
24398 (function_arg): Likewise.
24399 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24400 SDmode var args for 32-bit compiles.
24401 (rs6000_secondary_reload_class): Handle SDmode.
24402 (rs6000_output_function_epilogue): Likewise.
24403 (rs6000_function_value): Simplify if statement.
24404 (rs6000_libcall_value): Likewise.
24405 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24406 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24407 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24408 (movsd_hardfloat): New define_insn.
24409 (movsd_softfloat): Likewise.
24410 (movsd_store): Likewise.
24411 (movsd_load): Likewise.
24412 (extendsddd2): Likewise.
24413 (extendsdtd2): Likewise.
24414 (truncddsd2): Likewise.
24415 (movdd_hardfloat64): Fixup comment.
24416 (UNSPEC_MOVSD_LOAD): New constant.
24417 (UNSPEC_MOVSD_STORE): Likewise.
24419 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24422 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24424 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24425 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24426 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24427 and TRUTH_XOR_EXPR.
24429 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24432 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24433 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24434 __LONGDOUBLE128 too.
24435 * config/rs6000/aix61.h: New file.
24437 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24439 PR rtl-optimization/34959
24440 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24441 popcount and parity rtxes the same mode as their operand.
24442 Truncate or extend the result to the return value's mode
24445 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24448 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24449 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24450 to GOT_VERSION_REGNUM.
24451 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24452 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24453 * config/mips/mips.c (mips_emit_call_insn): New function.
24454 (mips_call_tls_get_addr): Call mips_expand_call directly.
24455 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24457 (mips16_build_call_stub): Likewise. Return the call insn or null.
24458 (mips_expand_call): Update the call to mips16_build_call_stub
24459 accordingly and a remove redundant condition. Assert that MIPS16
24460 stubs do not use lazy binding. Use mips_emit_call_insn and return
24462 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24464 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24465 (mips_avoid_hazard): Remove hazard_set handling.
24466 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24467 (UNSPEC_RESTORE_GP): ...this.
24468 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24469 (FAKE_CALL_REGNO): Rename to...
24470 (GOT_VERSION_REGNUM): ...this.
24471 (type): Add "ghost" value. Add an associated insn reservation.
24472 (hazard_set): Remove.
24473 (exception_receiver): Rename to...
24474 (restore_gp): ...this and update the unspec identifier accordingly.
24475 (exception_receiver, nonlocal_got_receiver): New expanders.
24476 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24477 FAKE_CALL_REGNO. Remove hazard_set attribute.
24478 (set_got_version, update_got_version): New patterns.
24480 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24483 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24485 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24488 * doc/install.texi2html: Generate gcc-vers.texi.
24490 2008-01-25 DJ Delorie <dj@redhat.com>
24492 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24494 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24496 * config/c4x: Remove directory.
24497 * config.gcc (crx-*, mt-*): Mark obsolete.
24498 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24499 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24500 sh-*-rtemscoff*): Remove cases.
24501 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24502 * real.c (encode_c4x_single, decode_c4x_single,
24503 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24504 c4x_extended_format): Remove.
24505 * real.h (c4x_single_format, c4x_extended_format): Remove.
24506 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24508 (Pragmas): Remove comment about c4x pragmas.
24509 * doc/install.texi (c4x): Remove target-specific instructions.
24510 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24511 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24512 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24513 refer to C4x source files as examples.
24514 (C4X_FLOAT_FORMAT): Remove documentation.
24516 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24518 * config/bfin/bfin.c (override_options): Reorder tests so that
24519 flag_pic gets enabled for -msep-data.
24521 2008-01-25 Richard Guenther <rguenther@suse.de>
24523 PR middle-end/32244
24524 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24525 to its bitfield precision if required.
24527 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24529 PR middle-end/33880
24530 * tree-nested.c (walk_omp_for): New function.
24531 (convert_nonlocal_reference, convert_local_reference): Call
24532 walk_omp_for on OMP_FOR.
24533 (convert_call_expr): Call walk_body on OMP_FOR's
24534 OMP_FOR_PRE_INIT_BODY.
24536 2008-01-25 Richard Guenther <rguenther@suse.de>
24538 PR tree-optimization/34966
24539 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24540 default defs and PHI_NODEs we have to insert after the
24541 defining statement.
24543 2008-01-24 Nick Clifton <nickc@redhat.com>
24545 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24546 Provide a default definition.
24547 (LIBGCC2_UNITS_PER_WORD): Likewise.
24549 * config/stormy16/stormy16.c: Include df.h for the prototype
24550 for df_regs_ever_live_p.
24551 (xstormy16_expand_builtin_va_start): Convert the stack offset
24552 into a component_ref and then use POINTER_PLUS_EXPR to add it
24553 to the incoming_virtual_args_rtx.
24554 (xstormy16_gimplify_va_arg_expr): Rename to
24555 xstormy16_gimplify_va_arg_expr.
24556 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24557 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24558 xstormy16_gimplify_va_arg_expr.
24559 Fix up some formatting issues.
24561 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24562 Move to predicates.md.
24563 (xs_hi_general_operand): Likewise.
24564 (xs_hi_nonmemory_operand): Likewise.
24565 * config/stormy16/predicates.md:
24566 (xstormy16_carry_plus_operand): New predicate.
24567 (xs_hi_general_operand): New predicate.
24568 (xs_hi_nonmemory_operand): New predicate.
24569 * config/stormy16/stormy16-protos.h:
24570 (xstormy16_carry_plus_operand): Delete prototype.
24571 (xs_hi_general_operand): Likewise.
24572 (xs_hi_nonmemory_operand): Likewise.
24574 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24575 modifiers as they are no longer needed and they can trigger
24576 reload spill failures.
24578 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24579 with a match_operand in order to help reload.
24581 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24582 constraint with 'e' for the 8th alternative as this version of
24583 the mov.w instruction only accepts the lower 8 registers.
24585 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24588 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24589 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24592 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24594 PR middle-end/33333
24595 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24597 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24599 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24601 (remove_structure): Update allocations list before removing structure.
24603 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24605 * ipa-struct-reorg.c (is_safe_cond_expr,
24606 create_new_stmts_for_cond_expr): Use integer_zerop function,
24607 that recognize not only zero-pointer, but zero-integer too.
24609 2008-01-25 Ben Elliston <bje@au.ibm.com>
24612 * fixproto: Escape "." in sed expression that strips leading "./".
24614 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24617 * gcc.c (SWITCH_OK): Removed.
24618 (SWITCH_LIVE): Changed to bit.
24619 (SWITCH_FALSE): Likewise.
24620 (SWITCH_IGNORE): Likewise.
24621 (switchstr): Change live_cond to unsigned int.
24622 (process_command): Replace SWITCH_OK with 0.
24623 (do_self_spec): Likewise.
24624 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24625 (give_switch): Likewise.
24626 (used_arg): Likewise.
24627 (do_spec_1): Set the SWITCH_IGNORE bit.
24628 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24629 bits. Set the SWITCH_LIVE bit.
24631 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24633 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24635 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24637 PR tree-optimization/34472
24638 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24639 parameter to a "bool *" and set *DATA to false if there is
24640 an unsafe access. Do not delete the structure here.
24641 (check_cond_exprs): Delete it here instead.
24642 (check_cond_exprs, exclude_cold_structs): Do not increase
24643 I when removing a structure.
24645 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24648 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24649 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24651 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24653 PR middle-end/34934
24654 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24655 a fixed vector for stack.
24657 2008-01-24 Ben Elliston <bje@au.ibm.com>
24660 * doc/gcc.texi (Software development): Add a direntry for g++.
24662 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24664 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24665 stale and straggling -fforce-addr comments above.
24667 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24669 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24670 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24672 2008-01-23 Michael Matz <matz@suse.de>
24675 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24678 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24680 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24681 malloc result type.
24683 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24685 * config/avr/avr.c (avr_current_arch): New variable.
24686 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24687 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24688 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24689 (avr_override_options): Init 'avr_current_arch'.
24690 (base_arch_s): Move from here...
24691 * config/avr/avr.h (base_arch_s): ... here. Add new members
24692 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24693 'mega' to 'have_jmp_call'.
24694 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24695 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24697 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24699 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24700 MULTILIB_MATCHES): Ditto.
24702 2008-01-23 Richard Guenther <rguenther@suse.de>
24704 PR middle-end/31529
24705 * cgraphunit.c (cgraph_reset_node): Always mark the node
24706 not reachable if it is not queued already.
24708 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24710 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24711 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24712 (cputype_selected): New static variable.
24713 (bfin_handle_option): Set it if -mcpu is used.
24714 (override_option): Select default set of workarounds if no cpu type
24715 selected on the command line.
24716 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24718 From Michael Frysinger <michael.frysinger@analog.com>
24719 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24720 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24722 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24723 for bf547, bf523, bf524, and bf526.
24724 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24726 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24727 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24728 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24729 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24730 * doc/invoke.texi (Blackfin Options): Document that
24731 -mcpu now accept bf547, bf523, bf524, and bf526.
24733 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24735 PR rtl-optimization/34628
24736 * combine.c (try_combine): Stop and undo after the first combination
24737 if an autoincrement side-effect on the first insn has effectively
24740 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24743 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24744 Offset addresses are not valid for Altivec or paired float modes.
24746 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24749 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24750 if DECL_INITIAL (decl) is error_mark_node.
24753 * c-common.c (handle_vector_size_attribute): Only allow
24754 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24755 the same way as pointer, array etc. types.
24756 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24759 * tree.c (build_type_attribute_qual_variant): Call
24760 build_qualified_type if attributes are equal, but quals are not.
24762 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24765 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24766 * flags.h (warn_strict_aliasing): Remove.
24767 (warn_strict_overflow): Remove.
24768 * opts.c (warn_strict_aliasing): Remove.
24769 (warn_strict_overflow): Remove.
24770 * c-opts.c (c_common_handle_option): -Wall only sets
24771 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24772 (c_common_post_options): Give default values to -Wstrict-aliasing
24773 and -Wstrict-overflow if they are uninitialized.
24774 * common.opt (Wstrict-aliasing): Specify Var and Init.
24775 (Wstrict-overflow): Likewise.
24777 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24779 PR rtl-optimization/26854
24780 PR rtl-optimization/34400
24781 PR rtl-optimization/34884
24782 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24784 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24785 (df_rd_bb_info.expanded_lr_out): Deleted
24786 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24787 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24788 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24789 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24790 Removed code to allocate, initialize or free expanded_lr_out.
24791 (df_rd_bb_local_compute_process_def): Restructured to make more
24793 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24794 sets if the sets are being trimmed.
24796 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24799 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24800 (as_vers): Likewise.
24801 * configure: Regenerated.
24803 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24805 PR middle-end/33092
24806 * tree-pass.h (pass_build_alias): New pass.
24807 * tree-ssa-alias.c (gate_build_alias): New.
24808 (pass_build_alias): New.
24809 * passes.c (init_optimization_passes): Add pass_build_alias after
24810 pass_create_structure_vars.
24812 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24814 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24815 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24816 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24817 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24818 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24819 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24820 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24821 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24822 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24823 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24824 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24825 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24826 * config/s390/s390.md (FP_ALL): New mode iterator.
24827 (_d): New mode attribute.
24828 ("*signbit<mode>2>"): Changed mode of first operand.
24829 ("isinf<mode>2"): Changed mode of first operand.
24830 ("*TDC_insn"): Adaptation for DFP modes.
24832 2008-01-22 Ben Elliston <bje@au.ibm.com>
24834 * tree.c (check_qualified_type): Improve function description.
24836 2008-01-21 Jason Merrill <jason@redhat.com>
24839 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24840 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24843 2008-01-21 DJ Delorie <dj@redhat.com>
24845 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24848 2008-01-21 Richard Guenther <rguenther@suse.de>
24850 PR middle-end/34856
24851 * tree-cfg.c (verify_expr): Allow all invariant expressions
24852 instead of just constant class ones as reference argument.
24853 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24854 like any other constant.
24855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24857 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24859 * regmove.c (fixup_match_1): Update call crossed frequencies.
24861 2008-01-21 Richard Guenther <rguenther@suse.de>
24864 * tree-inline.c (setup_one_parameter): Deal with mismatched
24865 types using a VIEW_CONVERT_EXPR.
24867 2008-01-21 Alon Dayan <alond@il.ibm.com>
24868 Olga Golovanevsky <olga@il.ibm.com>
24870 PR tree-optimization/34701
24871 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24872 when the structure size is not a power of 2.
24874 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24876 * doc/install.texi: Add doc for --enable-checking=df.
24878 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24880 PR rtl-optimization/34808
24881 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24883 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24885 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24888 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24890 PR rtl-optimization/26854
24891 PR rtl-optimization/34400
24892 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24894 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24895 (df_rd_bb_info.expanded_lr_out): New.
24896 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24897 * loop_iv.c (iv_analysis_loop_init): Ditto.
24898 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24899 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24900 Added code to allocate, initialize or free expanded_lr_out.
24901 (df_rd_bb_local_compute_process_def): Restructured to make
24902 more understandable.
24903 (df_rd_confluence_n): Add code to do nothing with fake edges and
24904 code to no apply invalidate_by_call sets if the sets are being trimmed.
24905 (df_lr_local_finalize): Renamed to df_lr_finalize.
24906 (df_live_local_finalize): Renamed to df_live_finalize.
24908 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24911 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24912 deciding whether to use reciprocal instructions.
24914 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24916 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24917 dwarf2out_note_section_used if cold_text_section is NULL.
24919 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24921 PR gcov-profile/34610
24922 * tree-cfg.c (make_edges): Mark both outgoing edges from
24923 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24924 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24925 from OMP_FOR and OMP_CONTINUE outgoing edges.
24927 * tree-profile.c (tree_profiling): Return early if
24928 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24930 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24931 from cfun to child_cfun.
24932 * function.h (struct function): Add after_tree_profile bit.
24934 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24936 * config/avr/avr.S (_exit): Disable interrupt.
24938 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24939 Steven Bosscher <stevenb.gcc@gmail.com>
24941 PR rtl-optimization/26854
24942 PR rtl-optimization/34400
24943 * df-problems.c (df_live_scratch): New scratch bitmap.
24944 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24945 (df_live_reset): Clear the proper bitmaps.
24946 (df_live_bb_local_compute): Only process the artificial defs once
24947 since the order is not important.
24948 (df_live_init): Init the df_live sets only with the variables
24949 found live by df_lr.
24950 (df_live_transfer_function): Use the df_lr sets to prune the
24951 df_live sets as they are being computed.
24952 (df_live_free): Free df_live_scratch.
24954 2008-01-18 Ian Lance Taylor <iant@google.com>
24956 * common.opt: Add fmerge-debug-strings.
24957 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24958 flag_merge_debug_strings rather than flag_merge_constants.
24959 * doc/invoke.texi (Option Summary): Mention
24960 -fmerge-debug-strings.
24961 (Debugging Options): Document -fmerge-debug-strings.
24963 2008-01-18 Ian Lance Taylor <iant@google.com>
24966 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24967 (struct tree_function_decl): Add new field operator_new_flag.
24968 * tree-inline.c (expand_call_inline): When inlining a call to
24969 operator new, force the return value to go into a variable, and
24970 set DECL_NO_TBAA_P on that variable.
24971 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24973 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24976 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24977 DWARF2_DEBUGGING_INFO.
24978 (dwarf2out_note_section_used): Ditto. Add prototype.
24979 (have_multiple_function_sections, text_section_used,
24980 cold_text_section_used, *cold_text_sections): Move declarations
24983 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24985 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24986 field and add signal_ra.
24987 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24988 assignments to frame state pc. Move end of stack check after
24989 MD_FALLBACK_FRAME_STATE_FOR.
24990 (uw_update_context_1): Use frame state signal_regs if set, instead
24991 of checking signal_frame flag.
24992 (uw_update_context): Use frame state signal_ra if set.
24993 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24994 * config/xtensa/linux-unwind.h: New file.
24996 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24998 * modulo-sched.c (get_sched_window): Fix comment typo.
25000 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25002 PR tree-optimization/34648
25003 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25005 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25007 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25008 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25010 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25012 PR rtl-optimization/34400
25013 * df-core.c (df_worklist_dataflow_overeager,
25014 df_worklist_dataflow_doublequeue): New functions.
25015 (df_worklist_dataflow): Two different worklist solvers.
25016 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25019 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25022 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25023 and ftree-parallelize-loops.
25025 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25027 PR rtl-optimization/34826
25028 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25030 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25032 * global.c (find_reg): Mark the eh regs as used if necessary.
25033 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25034 * ra.h (struct allocno): no_eh_reg field added. Changed
25035 no_stack_reg type to bitfield.
25037 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25039 * tree.c (substitute_in_expr): Add missing 'break'.
25041 2008-01-17 Richard Guenther <rguenther@suse.de>
25043 PR tree-optimization/34825
25044 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25045 x / x as division to handle.
25047 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25049 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25050 "-pthread" is specified.
25051 * pa-hpux11.h (LIB_SPEC): Likewise.
25053 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25054 Peter Bergner <bergner@vnet.ibm.com>
25056 PR rtl-optimization/33796
25057 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25059 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25061 PR libgfortran/34699
25062 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25064 * pa-hpux10.h (LINK_SPEC): Likewise.
25065 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25067 2008-01-16 Richard Guenther <rguenther@suse.de>
25069 PR middle-end/32628
25070 * fold-const.c (fold_convert_const_int_from_int): Do not
25071 set overflow if that occured only because of a sign extension
25072 change when converting from/to a sizetype with the same
25073 precision and signedness.
25075 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25078 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25079 location address to the correct place. Update copyright year.
25081 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25083 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25084 no dependences in the dependence_relations vector.
25086 2008-01-16 Jan Hubicka <jh@suse.cz>
25088 PR rtl-optimization/31396
25089 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25090 * cfg.c (dump_reg_info): Print it.
25091 * regs.h (struct reg_info_t): add freq_calls_crossed.
25092 (REG_FREQ_CALLS_CROSSED): New macro.
25093 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25094 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25095 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25096 regmove_optimize): Update call crossed frequencies.
25097 * local-alloc.c (struct qty): Add freq_calls_crossed.
25098 (alloc_qty): Copute freq_calls_crossed.
25099 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25100 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25101 * ra.h (struct allocno): Add freq_calls_crossed.
25103 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25105 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25106 libgomp when compiling with ftree-parallelize-loops.
25107 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25109 2008-01-16 Richard Guenther <rguenther@suse.de>
25111 PR tree-optimization/34769
25112 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25113 * tree.c (int_cst_value): Instead make this function more
25114 permissive in what it accepts as valid input. Document this
25115 function always sign-extends the value.
25117 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25118 Richard Guenther <rguenther@suse.de>
25121 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25122 (gimple_fold_indirect_ref_rhs): ... this.
25123 (gimple_fold_indirect_ref): New function with foldings
25124 that preserve lvalueness.
25125 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25126 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25127 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25128 to fold an INDIRECT_REF, fall back to the old use of
25129 fold_indirect_ref_1.
25131 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25133 * tree-data-ref.c (subscript_dependence_tester_1): Call
25134 free_conflict_function.
25135 (compute_self_dependence): Same.
25137 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25140 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25141 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25143 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25144 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25145 for DWARF2_UNWIND_INFO targets.
25147 2008-01-16 Richard Guenther <rguenther@suse.de>
25150 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25151 type qualifiers for function types.
25153 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25155 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25156 loop_iterator li from previous commit.
25158 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25160 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25162 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25164 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25165 (parallelize_loops): Don't parallelize irreducible components.
25167 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25170 * c-opts (c_common_post_options): Do not enable CPP
25171 flag_pedantic_errors by default.
25173 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25175 PR rtl-optimization/31944
25176 * cse.c (remove_pseudo_from_table): New function.
25177 (merge_equiv_classes): Use above function to remove pseudo-registers.
25178 (invalidate): Likewise.
25180 2008-01-13 Richard Guenther <rguenther@suse.de>
25182 PR middle-end/34601
25183 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25184 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25186 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25188 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25189 validate_change to unshare the source of the PC set.
25191 2008-01-12 Jan Hubicka <jh@suse.cz>
25193 PR middle-end/32135
25194 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25195 references above array bounds. This might trigger bounds checks for
25196 pointers to arrays.
25198 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25200 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25201 new_replaceable_dependencies.
25203 2008-01-12 Doug Kwan <dougkwan@google.com>
25205 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25206 instead of OPT_Wreturn_type in warning due to ignored return type
25208 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25209 options included in -Wextra.
25210 * c.opt: New option -Wignored_qualifiers.
25211 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25212 -Wignore_qualifiers.
25213 (-Wignored-qualifiers): Document.
25214 (-Wreturn-type): Remove description of functionality now handled
25215 by -Wignored-qualifiers.
25217 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25220 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25221 NOP_EXPR if it is between integral types with the same precision.
25223 2008-01-12 Jan Hubicka <jh@suse.cz>
25226 * invoke.texi (max-inline-recursive-depth): Fix default value.
25228 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25230 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25233 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25235 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25237 2008-01-11 James E. Wilson <wilson@specifix.com>
25240 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25242 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25244 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25245 save/restore frame pointer register and don't use 'call-prologues'
25246 optimization in function with "OS_task" attribute.
25248 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25250 PR middle-end/31309
25251 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25252 when copying to memory.
25254 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25256 PR rtl-optimization/30905
25257 * cfgcleanup.c: Include dce.h
25258 (crossjumps_occured): New global variable.
25259 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25260 If something changed, set crossjumps_occured to true.
25261 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25262 Don't add/remove fake edges to exit here...
25263 (cleanup_cfg): ...but do it here, when crossjumping.
25264 Run a fast DCE when successful crossjumps occured in the latest
25265 iteration of try_optimize_cfg.
25267 2008-01-11 Richard Guenther <rguenther@suse.de>
25269 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25270 (struct vn_unary_op_s): Likewise.
25271 (vn_reference_insert): Free old reference on hash collision.
25273 2008-01-10 Raksit Ashok <raksit@google.com>
25275 PR rtl-optimization/27971
25276 * combine.c (find_split_point): Split PLUS expressions which are
25277 inside a MEM rtx, and whose first operand is complex.
25279 2008-01-10 DJ Delorie <dj@redhat.com>
25281 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25282 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25283 (m32c_hard_regno_ok): Call the underlying function.
25285 2008-01-10 Richard Guenther <rguenther@suse.de>
25287 PR middle-end/34683
25288 * tree-cfg.c (tree_merge_blocks): Do not go through the
25289 full-blown folding and stmt updating path if we just deal
25290 with virtual operands.
25291 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25292 test for abnormal SSA_NAMEs.
25294 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25296 PR middle-end/34641
25297 * reload.c (push_reload): Add assertions. All constants from
25298 reg_equiv_constant should have been used for replacing the respective
25300 (find_reloads_address): Invoke find_reloads_address_part for
25301 constant taken from the reg_equiv_constant array.
25303 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25305 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25306 field (valnum) the first in the struct. Replace bools with
25309 2008-01-10 Richard Guenther <rguenther@suse.de>
25311 PR tree-optimization/34651
25312 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25313 types and ordering for masking and converting.
25315 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25317 PR tree-optimization/34017
25318 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25319 also for PHI_NODE expressions.
25321 2008-01-09 Jan Hubicka <jh@suse.cz>
25323 PR tree-optimization/34708
25324 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25325 based on number of case labels.
25326 (init_inline_once): Remove switch_cost.
25327 * tree-inline.h (eni_weights_d): Remove switch_cost.
25329 2008-01-09 Richard Guenther <rguenther@suse.de>
25330 Andrew Pinski <andrew_pinski@playstation.sony.com>
25332 PR middle-end/30132
25333 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25334 temporary if an rvalue is ok or an lvalue is not required.
25336 2008-01-09 Richard Guenther <rguenther@suse.de>
25338 PR middle-end/34458
25339 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25340 adjust return type.
25342 2008-01-09 Richard Guenther <rguenther@suse.de>
25344 PR middle-end/34679
25345 * tree.c (host_integerp): Check for sizetype only if the
25346 type is an integer type.
25348 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25351 * opts.c (decode_options): Disable inlining of functions called
25352 once if not in unit-at-a-time mode.
25354 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25356 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25358 2008-01-08 Richard Guenther <rguenther@suse.de>
25360 PR middle-end/31863
25361 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25362 out early if the result will be unused.
25364 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25369 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25370 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25373 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25375 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25376 for vectorization tuned.
25378 2008-01-08 Richard Guenther <rguenther@suse.de>
25380 PR tree-optimization/34683
25381 * tree-ssa-operands.c (operand_build_cmp): Export.
25382 * tree-ssa-operands.h (operand_build_cmp): Declare.
25383 * tree-vn.c (vuses_compare): Remove.
25384 (sort_vuses): Use operand_build_cmp.
25385 (sort_vuses_heap): Likewise.
25386 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25387 to re-use old VEC if available. Do not sort already sorted VUSEs.
25388 (vdefs_to_vec): Do not sort already sorted VDEFs.
25390 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25392 PR middle-end/34694
25393 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25395 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25398 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25399 limitations of reciprocal sequences on x86 targets.
25401 2008-01-08 Richard Guenther <rguenther@suse.de>
25403 PR tree-optimization/34683
25404 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25406 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25409 * config/darwin.c (darwin_mergeable_string_section): Don't use
25410 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25412 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25415 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25416 negxf2. Macroize expander using X87MODEF mode iterator. Change
25417 predicates of op0 and op1 to register_operand.
25418 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25419 expander using X87MODEF mode iterator. Change predicates of
25420 op0 and op1 to register_operand.
25421 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25422 corresponding patterns and macroize using MODEF macro. Change
25423 predicates of op0 and op1 to register_operand and remove
25424 "m" constraint. Disparage "r" alternative with "!".
25425 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25426 macroize using X87MODEF macro. Change predicates of op0 and op1
25427 to register_operand and remove "m" constraint. Disparage "r"
25428 alternative with "!".
25429 (absneg splitter with memory operands): Remove.
25430 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25431 patterns and macroize using X87MODEF mode iterator.
25432 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25433 Change predicate of op1 to register_operand.
25434 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25435 for memory operands.
25437 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25439 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25441 2008-01-07 Richard Guenther <rguenther@suse.de>
25443 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25446 2008-01-07 Richard Guenther <rguenther@suse.de>
25448 PR tree-optimization/34683
25449 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25450 VOPs of the needed size to save memory. Use VEC_quick_push
25451 to save compile-time.
25452 (vdefs_to_vec): Likewise.
25454 2008-01-07 Sa Liu <saliu@de.ibm.com>
25456 * config/spu/spu.md (divdf3): Genetate inline code for double
25457 division. The implementation doesn't handle INF or NAN, therefore it
25458 only applies when -ffinite-math-only is given.
25460 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25463 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25464 * doc/cpp.texi ([Common Predefined Macros]): Document.
25466 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25468 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25469 order to use commutative addition instead of subtraction.
25471 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25472 Mircea Namolaru <namolaru@il.ibm.com>
25473 Vladimir Yanovsky <yanov@il.ibm.com>
25474 Revital Eres <eres@il.ibm.com>
25476 PR tree-optimization/34263
25477 * tree-outof-ssa.c (process_single_block_loop_latch,
25478 contains_tree_r): New functions.
25479 (analyze_edges_for_bb): Call process_single_block_loop_latch
25480 function to empty single-basic-block latch block if possible.
25482 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25484 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25486 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25488 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25490 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25492 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25494 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25496 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25498 PR tree-optimization/34618
25499 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25502 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25505 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25506 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25507 Update copyright year.
25509 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25510 Update copyright year.
25511 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25514 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25516 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25517 edge does not point to current bb before changing need_assert.
25519 2008-01-04 Richard Guenther <rguenther@suse.de>
25521 PR middle-end/34029
25522 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25523 for verifying purposes if they are is_gimple_min_invariant.
25525 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25527 PR tree-optimization/34448
25528 PR tree-optimization/34465
25529 * gimplify.c (gimplify_init_constructor): Add new parameter
25530 notify_temp_creation. Use it.
25531 (gimplify_modify_expr_rhs): Take volatiles into account when
25532 optimizing constructors.
25533 Do not optimize constructors if gimplify_init_constructor will dump to
25535 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25536 * gcc.c-torture/compile/pr34448.c: New.
25538 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25540 PR gcov-profile/34609
25541 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25542 return_slot if result is TREE_ADDRESSABLE.
25544 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25546 * config/mips/mips.md (sqrt_condition): Tweak comment.
25547 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25549 2008-01-03 Tom Tromey <tromey@redhat.com>
25552 * c-common.c (c_type_hash): Handle VLAs.
25554 2008-01-03 Jan Hubicka <jh@suse.cz>
25556 PR tree-optimization/31081
25557 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25558 0 when inlining and not inlining to first basic block.
25559 (remap_decl): When var is initialized to 0, don't set default_def.
25560 (expand_call_inline): Set entry_bb.
25561 * tree-inline.h (copy_body_data): Add entry_bb.
25563 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25566 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25569 PR tree-optimization/29484
25570 * tree-inline.c (inline_forbidden_p_2): New function.
25571 (inline_forbidden_p): Disallow inlining if some static var
25572 has an address of a local LABEL_DECL in its initializer.
25573 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25576 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25578 PR tree-optimization/34635
25579 * tree-data-ref.c (add_other_self_distances): Make sure that the
25580 evolution step is constant.
25582 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25584 PR middle-end/34608
25585 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25587 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25589 * tree-sra.c (scalarize_init): Insert the generate_element_init
25590 statements after the generate_element_zero statements.
25592 2008-01-02 Richard Guenther <rguenther@suse.de>
25594 PR middle-end/34093
25595 PR middle-end/31976
25596 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25597 for very large number of operands instead of ICEing.
25599 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25602 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25603 while stack probing.
25605 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25607 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25610 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25612 PR libmudflap/26442
25613 * tree-mudflap.c (mx_register_decls): Guard warning by
25614 !DECL_ARTIFICIAL check.
25616 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25618 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25619 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25620 sse5_perm<mode>): Fix constraints.