1 2008-10-13 Matthias Klose <doko@ubuntu.com>
3 * gcc/config/pa/linux-atomic.c: Work around missing header file
4 for hppa64-linux-gnu targets.
6 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
7 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
8 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
9 Grace Cao <grace_cao@playstation.sony.com>
11 * doc/invoke.texi (-mgen-cell-microcode): Document.
12 (-mwarn-cell-microcode): Document.
13 * cfglayout.c (locator_location): Export.
14 * rtl.h (locator_location): Define prototype.
15 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): New predicate.
16 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
17 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
18 (mwarn-cell-microcode): New option.
19 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
20 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
21 cell and not already set.
22 Turn off string instructions if not generating cell microcode.
23 (rs6000_final_prescan_insn): New function that warns about microcoded
25 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
26 * config/rs6000/rs6000.md
27 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
28 the instruction would have been microcoded on the Cell.
29 Set cell_micro to always on unnamed patterns for the string instructions.
30 (cell_micro): Update definition, remove load/store conditional microcoded.
31 (sign_extend:DI): Define new pattern for non microcoded version.
32 (sign_extend:SI): Likewise.
33 (compare (div:P)): Set cell_micro to not.
34 (andsi3): Define as an expand.
35 (andsi3_mc): New pattern.
36 (andsi3_nomc): New pattern.
37 (andsi3_internal0_nomc): New pattern.
38 (andsi3_internal2): Rename to ...
39 (andsi3_internal2_mc): this and enable iff generating microcode.
40 (andsi3_internal3): Rename to ...
41 (andsi3_internal3_mc): this and enable iff generating microcode.
42 (andsi3_internal4): Enable iif generating microcode.
43 (andsi3_internal5): Rename to ..
44 (andsi3_internal5_mc): this and enable iff generating microcode.
45 (andsi3_internal5_nomc): New pattern.
46 (extzvdi_internal1): Enable iff generating microcode.
47 (extzvdi_internal2): Likewise.
48 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
49 (anddi3): Change to expand.
50 (anddi3_mc): Rename from anddi3.
51 (anddi3_no_mc): New pattern.
52 (anddi3_internal2): Rename to ..
53 (anddi3_internal2_mc): this and enable iff generating microcode.
54 (anddi3_internal2_nomc): New pattern.
55 (anddi3_internal3): Rename to ..
56 (anddi3_internal3_mc): this and enable iff generating microcode.
57 (anddi3_internal3_nomc): New pattern.
58 (movti_string): Set cell_micro to always if TARGET_STRING.
59 (stmsi8): Set cell_micro to always.
65 (stmsi8_power): Likewise.
66 (stmsi7_power): Likewise.
67 (stmsi6_power): Likewise.
68 (stmsi5_power): Likewise.
69 (stmsi4_power): Likewise.
70 (stmsi3_power): Likewise.
71 (movsi_update2): Enable iff generating microcode.
72 (movhi_update3): Likewise.
73 (lmw): Set cell_micro to always.
75 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
77 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
78 * config/s390/s390.c (machine_function): Remove
79 decomposed_literal_pool_addresses_ok_p.
80 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
81 the difference of two labels.
82 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
83 (s390_pool_offset): New function.
84 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
85 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
87 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
89 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
90 (powerpc*-*-linux-gnu*): Describe.
91 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
92 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
93 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
94 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
95 config/rs6000/e500crtres32gpr.asm,
96 config/rs6000/e500crtres64gpr.asm,
97 config/rs6000/e500crtres64gprctr.asm,
98 config/rs6000/e500crtrest32gpr.asm,
99 config/rs6000/e500crtrest64gpr.asm,
100 config/rs6000/e500crtresx32gpr.asm,
101 config/rs6000/e500crtresx64gpr.asm,
102 config/rs6000/e500crtsav32gpr.asm,
103 config/rs6000/e500crtsav64gpr.asm,
104 config/rs6000/e500crtsav64gprctr.asm,
105 config/rs6000/e500crtsavg32gpr.asm,
106 config/rs6000/e500crtsavg64gpr.asm,
107 config/rs6000/e500crtsavg64gprctr.asm: Use it.
108 * config/rs6000/crtsavres.asm: Really remove.
110 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
113 * c-format.c (convert_format_name_to_system_name): Use
114 TARGET_OVERRIDES_FORMAT_INIT.
115 * config.gcc (extra_options): Add for mingw targets mingw.opt.
116 * config/i386/mingw.opt: New.
117 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
118 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
119 (ms_printf_length_specs): Removed const specifier.
120 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
121 * doc/invoke.texi (Wno-pedantic-ms-format): New.
123 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
125 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
126 * doc/install.texi: Bump recommended MPFR to 2.3.2.
128 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
131 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
132 sure that ref has valid bb.
134 2008-10-12 Richard Henderson <rth@redhat.com>
137 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
138 * alias.c (value_addr_p, stack_addr_p): Remove.
139 (nonoverlapping_memrefs_p): Remove IRA special case.
140 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
141 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
142 * reload1.c (alter_reg): Use it.
144 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
146 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
147 of registers instead of eax, ebx, ecx and edx. Use for loop
148 and check register for non-zero value before the call
149 to decode_caches_intel.
151 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
153 PR rtl-optimization/37448
154 * df.h: (df_ref_class): New enum.
155 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
156 (struct df_ref): Replaced with union df_ref_d.
157 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
158 New members of df_ref_d union.
159 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
160 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
161 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
162 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
163 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
164 DF_REF_EXTRACT_MODE): Replaced definition to access union
166 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
167 (df_scan_bb_info, df_bb_regno_first_def_find,
168 df_bb_regno_last_def_find, df_find_def, df_find_use,
169 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
170 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
171 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
172 df_get_artificial_defs, df_get_artificial_uses, union_defs)
173 Replaced struct df_ref * with df_ref.
174 * df-scan.c (df_collection_rec, df_null_ref_rec,
175 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
176 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
177 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
178 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
179 df_reorganize_refs_by_reg_by_reg,
180 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
181 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
182 df_sort_and_compress_refs, df_install_ref, df_install_refs,
183 df_ref_record, df_get_conditional_uses, df_get_call_refs,
184 df_bb_refs_record, df_exit_block_uses_collect,
185 df_record_exit_block_uses, df_reg_chain_mark,
186 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
187 df_ref * with df_ref.
188 (df_ref_record, df_uses_record, df_ref_create_structure): Added
189 df_ref_class parameter.
190 (df_scan_problem_data): Added new pools for different types of
192 (df_scan_free_internal, df_scan_alloc, df_free_ref,
193 df_ref_create_structure): Processed new ref pools.
194 (df_scan_start_dump): Added counts of refs and insns.
195 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
196 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
197 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
198 code to pass df_ref_class down to ref creation functions.
199 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
200 df_reg_chain_mark): Use macros to hide references to df_refs.
201 (df_ref_chain_change_bb): Removed.
202 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
203 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
204 Enhanced to understand df_ref union structure.
205 * fwprop.c (local_ref_killed_between_p, use_killed_between,
206 all_uses_available_at, update_df, try_fwprop_subst,
207 forward_propagate_subreg, forward_propagate_and_simplify,
208 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
209 df_ref * with df_ref.
210 (use_killed_between, all_uses_available_at): Use macros to hide
211 references to df_refs.
212 * regstat.c (regstat_bb_compute_ri,
213 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
215 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
216 see_handle_relevant_refs, see_analyze_one_def,
217 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
218 struct df_ref * with df_ref.
219 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
220 global_conflicts): Replaced struct df_ref * with df_ref.
221 * ddg.c (create_ddg_dep_from_intra_loop_link,
222 add_cross_iteration_register_deps, build_inter_loop_deps):
223 Replaced struct df_ref * with df_ref.
224 (create_ddg_dep_from_intra_loop_link,
225 add_cross_iteration_register_deps): Use macros to hide references
227 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
228 df_ref * with df_ref.
229 * df-core.c (df_bb_regno_first_def_find,
230 df_bb_regno_last_def_find, df_find_def, df_find_use,
231 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
232 debug_df_ref): Replaced struct df_ref * with df_ref.
233 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
234 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
236 * web.c (union_defs, entry_register, replace_ref, web_main):
237 Replaced struct df_ref * with df_ref.
238 (union_defs, replace_ref): Use macros to hide references to df_refs.
239 * global.c (compute_regs_asm_clobbered, build_insn_chain):
240 Replaced struct df_ref * with df_ref.
241 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
242 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
243 Replaced struct df_ref * with df_ref.
244 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
245 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
247 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
248 * df-byte-scan.c (df_compute_accessed_bytes_extract,
249 df_compute_accessed_bytes_strict_low_part,
250 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
251 Replaced struct df_ref * with df_ref.
252 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
253 * init-regs.c (initialize_uninitialized_regs): Replaced struct
254 df_ref * with df_ref.
255 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
256 check_dependency, check_dependencies, record_uses): Replaced
257 struct df_ref * with df_ref.
258 (invariant_for_use, check_dependency): Use macros to hide
259 references to df_refs.
260 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
261 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
262 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
263 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
264 references to df_refs.
265 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
267 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
268 * df-problems.c (df_rd_bb_local_compute_process_def,
269 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
270 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
271 df_chain_remove_problem, df_chain_create_bb_process_use,
272 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
273 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
274 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
275 df_byte_lr_simulate_artificial_refs_at_top,
276 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
277 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
278 df_simulate_uses, df_simulate_artificial_refs_at_end,
279 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
281 (df_chain_dump): Use macros to hide references to df_refs.
282 * config/mips/mips.c (r10k_simplify_address): Replaced struct
283 df_ref * with df_ref.
284 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
285 mark_artificial_uses, mark_reg_dependencies,
286 byte_dce_process_block): Replaced struct df_ref * with df_ref.
288 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
290 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
292 (array_ref_element_size): Likewise.
293 (array_ref_low_bound): Likewise.
294 (array_ref_up_bound): Likewise.
295 * expr.c (contains_packed_reference): Likewise.
296 (array_ref_element_size): Likewise.
297 (array_ref_low_bound): Likewise.
298 (array_ref_up_bound): Likewise.
299 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
300 with ARRAY_RANGE_REF.
301 (idx_find_step): Likewise.
302 (idx_record_use): Likewise.
303 (strip_offset_1): Likewise.
304 (idx_remove_ssa_names): Likewise.
306 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
307 Andi Kleen <ak@linux.intel.com>
309 * config/i386/cpuid.h (__cpuid_count): New defines.
310 * config/i386/driver-i386.c (struct cache_desc): New structure.
311 (describe_cache): Use struct cache_desc to pass cache descriptions.
312 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
313 (detect_caches_amd): Use struct cache_desc to describe caches.
314 (decode_caches_intel): Use struct cache_desc to pass cache
315 descriptions. Update descriptions to match latest (rev -032,
316 December 2007) CPUID documentation. Do not check valid bit here.
317 Check for Xeon MP value 0x49 problems.
318 (detect_caches_cpuid2): New function, split from detect_caches_intel.
319 Check valid bit before calling decode_caches_intel. Detect number
320 of times to repeat CPUID instruction.
321 (detect_caches_cpuid4): New function.
322 (detect_caches_intel): Depending on max_level, call
323 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
324 only when other methods fail to provide valid L2 cache description.
326 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
329 * pa.md (call, call_value): Generate an rtx for register r4 and pass
330 it to PIC call patterns.
331 (call_symref_pic): Revise pattern to expose PIC register save. Remove
332 code generation and attributes from pattern. Change peephole2 to split
333 for noreturn case. Revise split pattern for non noreturn case.
334 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
335 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
336 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
339 2008-10-11 David Edelsohn <edelsohn@gnu.org>
341 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
342 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
344 (divdf3): Reformat long line.
346 2008-10-11 Michael J. Eager <eager@eagercon.com>
348 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
350 (rs6000_handle_option): Process -mfpu options.
351 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
352 (enum fpu_type_t): New.
353 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
354 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
356 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
357 (floatdidf2): Add TARGET_SINGLE_FPU condition.
358 * config/rs6000/rs6000.opt (-mfpu): New.
360 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
361 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
362 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
363 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
364 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
366 2008-10-11 Jakub Jelinek <jakub@redhat.com>
369 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
370 LO_SUM on Darwin if mode has just one unit.
372 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
375 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
376 has been optimized out.
378 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
380 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
381 instead of PIC_DIRECT_ADDR_P.
382 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
383 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
384 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
385 (PIC_OFFSET_P): Rename to...
386 (PCREL_SYMOFF_P): ...this.
387 (PIC_DIRECT_ADDR_P): Delete.
388 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
390 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
391 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
392 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
393 * config/sh/sh.c (print_operand): Remove CONST handling.
394 (unspec_caller_rtx_p): Rewrite to use split_const and check
395 the operands of UNSPEC bases.
396 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
397 with (unspec [A B] UNSPEC_SYMOFF).
398 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
400 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
401 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
402 (UNSPEC_EXTRACT_U16): Likewise.
403 (UNSPEC_SYMOFF): Likewise.
404 (UNSPEC_PCREL_SYMOFF): Likewise.
405 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
407 (movsi_const_16bit): Likewise.
408 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
409 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
410 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
411 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
412 with (unspec [A B] UNSPEC_SYMOFF).
413 (symPLT_label2reg): Replace (minus A (minus B pc)) with
414 (unspec [A B] PCREL_UNSPEC_SYMOFF).
415 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
416 (Csu): Likewise UNSPEC_EXTRACT_U16.
417 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
418 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
420 2008-10-10 Stepan Kasal <skasal@redhat.com>
422 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
423 for loop strip mining and loop blocking.
425 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
427 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
428 vary types depending on debug info.
430 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
432 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
433 before ensuring it's already computed.
435 2008-10-09 Jakub Jelinek <jakub@redhat.com>
437 * rtl.h (locator_eq): New decl.
438 * cfglayout.c (locator_scope): New function.
439 (insn_scope): Use it.
440 (locator_eq): New function.
441 (fixup_reorder_chain): Search for last insn in src bb
442 that has locator set or first insn in dest bb. Use
443 locator_eq instead of == to compare locators.
444 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
445 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
446 == to compare locators.
448 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
450 * gimple-low.c (lower_function_body, lower_gimple_return,
451 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
452 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
453 goto_block on edges if goto_locus is known.
456 * tree.h (get_object_alignment): Declare.
457 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
458 get_object_alignment if needed.
459 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
461 (get_object_alignment): ... here. New function. Try harder to
462 determine alignment from get_inner_reference returned offset.
464 2008-10-08 Jakub Jelinek <jakub@redhat.com>
466 * graphite.c (gloog): Don't call find_unreachable_blocks
467 before delte_unreachable_blocks.
469 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
470 goto_locus of true_edge into RTL locator.
472 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
474 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
475 (*jcc_btdi_mask_rex64): Ditto.
477 (*jcc_btsi_mask): Ditto.
478 (*jcc_btsi_1): Ditto.
479 (*jcc_btsi_mask_1): Ditto.
481 2008-10-08 Paul Brook <paul@codesourcery.com>
483 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
484 compatible profiler (__gnu_mcount_nc).
485 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
487 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
489 * config/i386/i386.c (initial_ix86_tune_features): Add
490 X86_TUNE_USE_VECTOR_FP_CONVERTS.
491 * config/i386/i386.h (ix86_tune_indices): Likewise.
492 (TARGET_USE_VECTOR_FP_CONVERTS): New.
494 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
495 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
496 for FP to FP splitters.
498 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
500 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
503 2008-10-08 Jakub Jelinek <jakub@redhat.com>
507 PR rtl-optimization/37341
508 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
509 to ORIG_BB, pass through ORIG_BB recursively.
510 (cse_condition_code_reg): Adjust caller.
512 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
514 * sdbout.c (sdbout_one_type): Treat the value type
515 CONST_DECL for enumerals.
517 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
519 * config/i386/i386.md: Remove trailing white spaces.
521 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
523 PR rtl-optimization/37448
524 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
525 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
527 (struct output_info) [count]: Renamed total_created and made
529 (struct output_info) [size]: Renamed total_allocated and made
531 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
532 Properly keep track of desc->size.
533 (print_statistics, dump_alloc_pool_statistics): Enhance the
534 printing of statistics to print the number of elements and to use
537 2008-10-07 Jakub Jelinek <jakub@redhat.com>
540 * opts.h (CL_SAVE): Move up to flags range.
541 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
542 CL_COMMON): Renumber.
543 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
544 * opts.c (common_handle_option): Revert last change.
546 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
548 * config/i386/i386-protos.h (ix86_schedule): New.
550 * config/i386/i386.c (ix86_schedule): New.
551 (override_options): Add schedule to processor_alias_table. Set
552 ix86_schedule from the schedule field in processor_alias_table.
553 (ix86_function_specific_save): Save ix86_schedule.
554 (ix86_function_specific_restore): Restore ix86_schedule.
556 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
557 ix86_tune. Add none and remove i386, i486, pentium4, nocona
560 * config/i386/i386.opt: Add schedule.
562 * config/i386/ppro.md: Remove generic32.
564 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
567 * expr.c (count_type_elements): Handle ERROR_MARK.
569 2008-10-07 Jakub Jelinek <jakub@redhat.com>
574 * basic-block.h (struct edge_def): Add goto_block field.
575 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
576 one insn with locus corresponding to edge's goto_locus if !optimize.
577 * profile.c (branch_prob): Copy edge's goto_block.
578 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
580 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
581 locator in between the merged basic blocks if !optimize and needed.
582 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
583 goto_locus into RTL locator. For unconditional jump use that
584 locator for the jump insn.
585 (expand_gimple_cond): Convert goto_block and goto_locus into
586 RTL locator for all remaining edges. For unconditional jump
587 use that locator for the jump insn.
588 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
589 there is more than one edge or insn locator along the forwarding
590 edges and !optimize. If there is just one, set e->goto_locus.
591 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
593 (move_block_to_fn): Adjust edge's goto_block.
595 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
598 * expmed.c (expand_mult): Properly check DImode constant in
601 2008-10-07 Jakub Jelinek <jakub@redhat.com>
604 * dwarf2out.c (common_block_die_table): New variable.
605 (common_block_die_table_hash, common_block_die_table_eq): New
607 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
608 COMMON block in the current scope rather than globally. Optimize
609 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
610 DW_OP_addr SYMBOL_REF+off.
612 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
614 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
615 Return true for non-addressable GIMPLE operands.
617 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
620 * config/i386/i386.c (initial_ix86_tune_features): Remove
621 X86_TUNE_USE_BIT_TEST.
622 * config/i386/i386.h (ix86_tune_indices): Likewise.
623 (TARGET_USE_BIT_TEST): Removed.
625 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
627 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
629 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
631 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
632 (mul<mode>3_mul3): ... into this new template.
634 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
636 * gimplify.c (gimplify_arg): Add location argument. Use it.
637 (gimplify_call_expr): Pass location to gimplify_arg.
638 (gimplify_modify_expr_to_memcpy): Same.
639 (gimplify_modify_expr_to_memset): Same.
641 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
643 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
644 Update calls to build_unary_op and build_indirect_ref for location
647 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
650 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
651 * c-typeck.c (array_to_pointer_conversion): Pass location to
653 (function_to_pointer_conversion): Use error_at and warning_at.
654 (build_indirect_ref): Same.
655 (build_array_ref): Pass location to build_binary_op.
656 (parser_build_unary_op): Do not set location after calling
658 (build_unary_op): Add location argument. Use it throughout. Set
659 EXPR_LOCATION before returning new tree.
660 (build_modify_expr): Same.
661 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
663 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
664 build_indirect_ref, build_modify_expr.
665 (c_finish_omp_for): Same. Use error_at instead of error.
666 * c-common.c (c_common_truthvalue_conversion): Pass location to
668 (warn_for_div_by_zero): Add location argument.
669 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
670 build_unary_op, warn_for_div_by_zero.
671 * c-parser.c (c_parser_typeof_specifier): Use
672 protected_set_expr_location.
673 (c_parser_statement_after_labels): Same.
674 (c_parser_condition): Same.
675 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
676 (c_parser_conditional_expression): Use protected_set_expr_location.
677 (c_parser_unary_expression): Pass location to build_indirect_ref.
678 (c_parser_postfix_expression_after_primary): Pass location to
679 build_indirect_ref, build_unary_op.
680 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
682 2008-10-06 Joshua Kinard <kumba@gentoo.org>
684 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
685 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
686 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
688 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
689 (mips_issue_rate): Handle PROCESSOR_R10000.
690 * config/mips/mips.md (cpu): Add r10000.
692 * config/mips/10000.md: New file.
694 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
696 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
697 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
698 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
700 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
702 * config/darwin-protos.h (machopic_function_base_name): Delete.
703 (machopic_function_base_sym): Likewise.
704 (machopic_gen_offset): Declare.
705 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
706 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
707 * config/darwin.c (machopic_function_base_name): Delete.
708 (machopic_function_base_sym): Likewise.
709 (gen_pic_offset): Rename to...
710 (machopic_gen_offset): ...this and remove the pic_base argument.
711 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
712 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
713 crtl->uses_pic_offset_table.
714 (machopic_indirect_data_reference): Use new machopic_gen_offset
716 (machopic_legitimize_pic_address): Likewise.
717 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
719 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
720 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
721 * config/i386/i386.c (output_set_got): Likewise.
722 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
724 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
725 (legitimate_address_p): Likewise.
726 (output_pic_addr_const): Likewise.
727 (output_addr_const_extra): Likewise.
728 (ix86_delegitimize_address): Expect darwin_local_data_pic to
729 match an UNSPEC rather than a MINUS.
730 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
731 (builtin_setjmp_receiver): Use machopic_gen_offset.
732 * config/i386/predicates.md (pic_symbolic_operand): Handle
733 UNSPEC_MACHOPIC_OFFSET.
735 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
736 Use machopic_gen_offset and machopic_operand_p.
737 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
738 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
739 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
740 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
741 Set crtl->uses_pic_offset_table.
743 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
745 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
747 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
748 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
749 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
750 (constant_pool_expr_p): Use split_const and check the base.
751 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
753 (legitimate_constant_pool_address_p): Check toc_relative_p
754 instead of constant_pool_expr_p.
755 (print_operand_address): Always use output_addr_const for
756 constant pool addresses.
757 (rs6000_output_addr_const_extra): New function.
758 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
760 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
764 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
765 (mark_ref_live, mark_ref_dead): Use them.
766 (def_conflicts_with_inputs_p): Remove.
767 (mark_early_clobbers): New function.
768 (process_bb_node_lives): Call preprocess_constraints and
771 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
773 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
775 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
776 lib with -mthread switch.
778 2008-10-05 Dodji Seketeli <dodji@redhat.com>
781 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
782 function in two, making it call a new and reusable
783 dwarf2out_imported_module_or_decl() that takes the containing
784 BLOCK of the declaration in argument.
785 (dwarf2out_imported_module_or_decl_real): New function.
786 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
787 IMPORTED_DECL in account.
788 * tree.def: Added IMPORTED_DECL node type.
789 * tree.h: Added accessors for IMPORTED_DECL nodes.
790 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
792 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
794 * doc/gimple.texi: Fix some typos, wrap some long lines,
795 fix some broken wraps with continuations.
796 * tree-ssa-reassoc.c: Fix comment typos.
798 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
801 * pa.c (legitimize_pic_address): Force function labels to memory in
804 2008-10-04 Anton Blanchard <anton@samba.org>
806 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
807 (rs6000_split_atomic_op): Same.
808 (rs6000_split_compare_and_swap): Same.
809 (rs6000_split_compare_and_swapqhi): Same.
811 2008-10-04 Richard Guenther <rguenther@suse.de>
813 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
814 instead of pointer equality.
815 (vn_nary_op_eq): Likewise.
817 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
819 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
821 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
822 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
824 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
826 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
827 Revert previous change.
829 2008-10-03 Tom Tromey <tromey@redhat.com>
831 * stringpool.c (ggc_alloc_string): Terminate string.
833 2008-10-03 Jakub Jelinek <jakub@redhat.com>
835 * gimplify.c (gimplify_function_tree): For -finstrument-functions
836 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
837 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
840 * gimplify.c (declare_vars): Use gimple_bind_block instead of
843 2008-10-03 Pascal Obry <obry@adacore.com>
845 * gcov.c (create_file_names): Properly handle UNIX and DOS
846 directory separators.
847 (make_gcov_file_name): Likewise + convert the ':' DOS drive
848 separator to '~' to ensure clean filenames on Windows.
850 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
852 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
853 Add a null terminator to the stripped name.
855 2008-10-02 David Edelsohn <edelsohn@gnu.org>
857 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
858 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
859 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
860 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
861 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
862 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
865 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
867 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
869 2008-10-02 Richard Guenther <rguenther@suse.de>
872 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
873 and VECTOR_TYPE recurse with useless_type_conversion_p which
874 properly handles void pointer conversion.
876 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
879 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
880 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
882 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
884 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
885 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
886 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
887 they translate to non builtins.
888 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
889 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
890 __builtin_vec_promote, __builtin_vec_extract, and
891 __builtin_vec_insert.
892 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
893 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
894 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
895 * config/rs6000/altivec.h (vec_extract): Define
896 (vec_insert): Define.
897 (vec_splats): Define.
898 (vec_promote): Define.
900 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
901 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
902 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
904 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
906 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
907 prototype. Add new parameter, blk.
908 Use BLKmode for the MEM if blk is true.
909 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
910 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
911 ALTIVEC_BUILTIN_STVRXL.
912 Update usage of altivec_expand_lv_builtin.
913 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
914 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
915 (altivec_init_builtins): If compiling for the Cell, also define the
917 * config/rs6000/rs6000.h (rs6000_builtins): Define
918 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
919 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
920 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
921 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
922 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
923 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
924 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
925 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
926 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
927 UNSPEC_STVRX, and UNSPEC_STVRXL.
928 (altivec_lvlx): New pattern.
929 (altivec_lvlxl): New pattern.
930 (altivec_lvrx): New pattern.
931 (altivec_lvrxl): New pattern.
932 (altivec_stvlx): New pattern.
933 (altivec_stvlxl): New pattern.
934 (altivec_stvrx): New pattern.
935 (altivec_stvrxl): New pattern.
936 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
937 (vec_lvlxl): Likewise.
938 (vec_lvrx): Define if PPU is defined.
939 (vec_lvrxl): Likewise.
940 (vec_stvlx): Define if PPU is defined.
941 (vec_stvlxl): Likewise.
942 (vec_stvrx): Define if PPU is defined.
943 (vec_stvrxl): Likewise.
945 2008-10-01 Geert Bosch <bosch@adacore.com>
947 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
949 2008-10-01 Richard Guenther <rguenther@suse.de>
951 PR tree-optimization/37617
952 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
953 do not add to the NEW_SETS.
955 2008-10-01 Richard Guenther <rguenther@suse.de>
958 * tree-vrp.c (execute_vrp): If we optimized away the default
959 case make sure to promote the label that got in place of it
960 to a default case label.
962 2008-10-01 Richard Henderson <rth@redhat.com>
965 * tree-complex.c (set_component_ssa_name): Don't optimize
966 is_gimple_min_invariant values with ssa_names in abnormal phis.
968 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
970 PR tree-optimization/37662
971 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
972 commutative binary operation if they are in the wrong order and
973 fold_build2 produces non-GIMPLE.
975 2008-09-30 Jakub Jelinek <jakub@redhat.com>
977 PR tree-optimization/37662
978 PR tree-optimization/37663
979 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
980 get_value_range with non-SSA_NAME. Don't assert operands have been
981 folded, instead just bail out.
983 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
985 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
987 2008-09-30 Richard Guenther <rguenther@suse.de>
990 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
991 build restrict-qualified pointers.
992 (vectorizable_store): Move alias check later.
993 (vectorizable_load): Likewise.
995 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
997 * c-common.c (empty_if_body_warning): Remove.
998 * c-common.h (empty_if_body_warning): Remove.
999 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1000 here the -Wempty-body warning for `if' and `else' statements.
1001 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1003 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1005 * config/i386/i386.opt: Add msse2avx.
1007 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1008 * config/i386/linux64.h (ASM_SPEC): Likewise.
1010 * doc/invoke.texi: Document -msse2avx.
1012 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1014 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1016 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1018 * ifcvt.c (noce_emit_store_flag): If using condition from original
1019 jump, reverse it if if_info->cond was reversed.
1021 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1023 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1024 non-constant memory if it cannot be forced to constant memory.
1025 Overhaul surrounding code and factor out common condition.
1027 2008-09-29 Jeff Law <law@redhat.com>
1029 * reload1.c (alter_reg): Add missing curly braces.
1031 2008-09-29 Michael J. Eager <eager@eagercon.com>
1033 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1035 * config/rs6000/rs6000.c (rs6000_override_options): Move
1036 rs6000_init_hard_regno_mode_ok after all options changed.
1037 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1038 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1039 -msimple-fpu flags. Add warning messages if single FP not configured.
1040 (rs6000_file_start): Output gnu_attribute for single-float.
1041 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1042 (rs6000_legitimize_address): Likewise.
1043 (rs6000_legitimize_reload_address): Likewise.
1044 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1045 TARGET_SINGLE_FLOAT.
1046 (function_arg_advance): Likewise (partial conversion).
1047 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1048 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1049 TARGET_SINGLE_FLOAT.
1050 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1051 (rs6000_emit_prologue): Likewise.
1052 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1053 TARGET_SINGLE_FLOAT.
1054 (rs6000_libcall_value): Likewise.
1055 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1056 (TARGET_DOUBLE_FLOAT): New default to 1
1057 (TARGET_SIMPLE_FPU): New default to 0
1058 (TARGET_SINGLE_FPU): New default to 0
1059 (TARGET_SINGLE_FLOAT_MODE): New.
1060 (TARGET_DOUBLE_FLOAT_MODE): New.
1061 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1062 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1064 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1065 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1066 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1067 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1068 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1069 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1070 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1071 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1072 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1073 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1074 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1075 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1076 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1077 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1078 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1079 cmptf_internal1, *cmptf_internal2): Condition on
1080 TARGET_DOUBLE_FLOAT.
1081 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1082 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1083 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1084 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1085 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1086 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1087 TARGET_SINGLE_FLOAT.
1088 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1089 * config/rs6000/rs6000.opt (-msingle-float): New.
1090 (-mdouble-float): New.
1091 (-msimple-fpu): New.
1092 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1093 -msingle-float, -mdouble-float, -msimple-fpu options.
1094 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1095 _SOFT_DOUBLE for -msingle-float.
1096 * config.gcc: New config for target=powerpc-xilinx-eabi.
1098 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1100 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1101 have exit and entry.
1102 (new_scop): Take entry and exit edge to define new SCoP.
1103 (sd_region_p): New structure used during SCoP detection.
1104 (move_scops): Delete.
1105 (move_sd_regions): New.
1106 (scopdet_info): Change the definition from edges back to basic_blocks.
1107 (scopdet_edge_info): Work on basic_blocks and rename to
1108 scopdet_basic_block_info.
1109 (split_difficult_bb): At the moment removed. We should later
1110 add it at another place.
1111 (build_scops_1): Work on basic_blocks.
1112 (bb_in_sd_region): New.
1113 (find_single_entry_edge): New.
1114 (find_single_exit_edge): New.
1115 (create_single_entry_edge): New.
1116 (sd_region_without_exit): New.
1117 (create_single_exit_edge): New.
1118 (unmark_exit_edges): New.
1119 (mark_exit_edges): New.
1120 (create_sese_edges): New.
1121 (build_graphite_scops): New.
1122 (build_scops): Make SCoPs SESE.
1123 (limit_scops): Use the new functions.
1125 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1127 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1129 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1132 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1133 address to a register before taking the lower part.
1135 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1137 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1140 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1141 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1144 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1145 the newly created variable.
1146 Create a VECTOR_CST of all 1s for vector types.
1148 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1151 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1153 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1155 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1156 order to convert between modes.
1157 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1159 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1161 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1164 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1167 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1171 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1173 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1174 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1175 them to yield false with MIPS16.
1177 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1180 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1181 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1182 mem_loc_descriptor failed. Accept UNSPEC.
1183 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1184 fail if one of the loc_descriptor calls for pieces failed.
1185 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1186 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1187 if loc_descriptor_from_tree_1 on offset failed.
1190 * opts.c (common_handle_option): Don't call print_specific_help with
1191 CL_SAVE as first argument.
1193 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1194 Steve Ellcey <sje@cup.hp.com>
1196 * configure: Regenerate for new libtool.
1197 * aclocal.m4: Ditto.
1199 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1201 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1202 alias set on MEM when saving stack pointer.
1203 * config/rs6000/rs6000.md (allocate_stack): Likewise
1205 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1207 PR tree-optimization/37574
1208 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1209 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1210 instead of vector_type for constants. Take computation out of loop.
1211 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1212 and use only vector_type for invariant case.
1213 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1215 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1218 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1219 the decl is a VAR_DECL or FUNCTION_DECL.
1221 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1224 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1225 (mark_ref_live, mark_ref_dead): Use them.
1226 (def_conflicts_with_inputs_p): Remove.
1227 (mark_early_clobbers): New function.
1228 (process_bb_node_lives): Call preprocess_constraints and
1229 mark_early_clobbers.
1231 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1233 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1236 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1237 (ira_compress_allocno_live_ranges): New prototype.
1239 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1240 (coalesced_allocnos_living_at_program_points): New.
1241 (coalesced_allocnos_live_at_points_p,
1242 set_coalesced_allocnos_live_points): New functions.
1243 (coalesce_spill_slots): Rewrite.
1245 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1246 ira_compress_allocno_live_ranges): New functions.
1248 * ira-build.c (ira_flattening): Call
1249 ira_compress_allocno_live_ranges.
1252 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1254 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1257 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1259 * combine.c (make_compound_operation): Handle the 'E' format.
1260 (count_rtxs): Likewise.
1261 (update_table_tick): Likewise.
1262 (get_last_value_validate): Likewise.
1264 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1266 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1268 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1270 * matrix-reorg.c (transform_allocation_sites): Initializers
1271 added to avoid the warning.
1273 2008-09-25 Martin Jambor <mjambor@suse.cz>
1275 * cgraph.c (free_nodes): New variable.
1276 (NEXT_FREE_NODE): New macro.
1277 (cgraph_create_node): Reuse nodes from the free list. Do not
1278 update uid if doing so.
1279 (cgraph_remove_node): Add the node to the free list.
1281 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1283 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1285 2008-09-24 Richard Henderson <rth@redhat.com>
1287 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1288 * unwind-dw2.c (execute_stack_op): Handle it.
1290 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1293 2008-09-24 Michael J. Eager <eager@eagercon.com>
1295 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1297 * c-common.c (fname_decl): New location argument.
1298 * c-common.h (fname_decl): Same.
1299 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1301 (c_parser_typeof_specifier): Same.
1302 (c_parser_parms_list_declarator): Same.
1303 (c_parser_asm_string_literal): Same.
1304 (c_parser_compound_statement_nostart): Same.
1305 (c_parser_label): Same.
1306 (c_parser_do_statement): Same.
1307 (c_parser_asm_statement): Same.
1308 (c_parser_unary_expression): Same.
1309 (c_parser_sizeof_expression): Same.
1310 (c_parser_postfix_expression): Same.
1311 (c_parser_pragma): Same.
1312 (c_parser_omp_clause_collapse): Same.
1313 (c_parser_omp_clause_num_threads): Same.
1314 (c_parser_omp_clause_schedule): Same.
1315 (c_parser_omp_all_clauses): Same.
1316 (c_parser_omp_sections_scope): Same.
1317 (c_parser_omp_for_loop): Same. Pass condition's location to
1318 c_objc_common_truthvalue_conversion.
1319 (c_parser_enum_specifier): Remove comment.
1321 2008-09-24 Michael J. Eager <eager@eagercon.com>
1323 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1325 * config/rs6000/rs6000.c (rs6000_override_options): Move
1326 rs6000_init_hard_regno_mode_ok after all options changed.
1327 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1328 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1329 -msimple-fpu flags. Add warning messages if single FP not configured.
1330 (rs6000_file_start): Output gnu_attribute for single-float.
1331 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1332 (rs6000_legitimize_address): Likewise.
1333 (rs6000_legitimize_reload_address): Likewise.
1334 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1335 TARGET_SINGLE_FLOAT.
1336 (function_arg_advance): Likewise.
1337 (function_arg): Likewise.
1338 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1339 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1340 TARGET_SINGLE_FLOAT.
1341 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1342 (rs6000_emit_prologue): Likewise.
1343 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1344 TARGET_SINGLE_FLOAT.
1345 (rs6000_libcall_value): Likewise.
1346 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1347 (TARGET_DOUBLE_FLOAT): New default to 1
1348 (TARGET_SIMPLE_FPU): New default to 0
1349 (TARGET_SINGLE_FPU): New default to 0
1350 (TARGET_SINGLE_FLOAT_MODE): New.
1351 (TARGET_DOUBLE_FLOAT_MODE): New.
1352 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1353 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1355 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1356 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1357 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1358 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1359 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1360 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1361 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1362 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1363 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1364 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1365 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1366 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1367 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1368 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1369 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1370 cmptf_internal1, *cmptf_internal2): Condition on
1371 TARGET_DOUBLE_FLOAT.
1372 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1373 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1374 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1375 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1376 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1377 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1378 TARGET_SINGLE_FLOAT.
1379 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1380 * config/rs6000/rs6000.opt (-msingle-float): New.
1381 (-mdouble-float): New.
1382 (-msimple-fpu): New.
1383 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1384 -msingle-float, -mdouble-float, -msimple-fpu options.
1385 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1386 _SOFT_DOUBLE for -msingle-float.
1387 * config.gcc: New config for target=powerpc-xilinx-eabi.
1389 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1391 * config/sparc/constraints.md: New file.
1392 * config/sparc/sparc.md: Include it.
1393 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1394 (sparc_extra_constraint_check): Delete.
1395 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1396 (memory_ok_for_ldd): New predicate.
1397 (sparc_extra_constraint_check): Delete.
1398 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1399 (CONST_OK_FOR_LETTER_P): Likewise.
1400 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1401 (EXTRA_CONSTRAINT): Likewise.
1403 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1405 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1407 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1409 * alias.c (find_base_value): Use FIND_BASE_TERM.
1410 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1412 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1414 * config/i386/i386.c: Include cselib.h.
1415 (ix86_pic_register_p): New function.
1416 (ix86_delegitimize_address): Use it to check for the PIC register.
1418 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1420 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1421 * config/i386/i386.c (ix86_find_base_term): Don't check for
1422 SYMBOL_REF and LABEL_REF.
1424 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1426 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1427 constant PLUS in a CONST.
1429 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1431 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1432 check for sibcall support for w64.
1434 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1436 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1438 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1440 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1441 parser_build_binary_op.
1442 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1443 * c-typeck.c (build_array_ref): Same.
1444 (parser_build_unary_op): New location argument.
1445 (pointer_diff): Pass location to build_binary_op,
1446 c_objc_common_truthvalue_conversion.
1447 (build_modify_expr): Same.
1448 (build_unary_op): New location argument.
1449 (build_binary_op): New location argument.
1450 (c_objc_common_truthvalue_conversion): Pass location to
1451 c_*common_truthvalue_conversion.
1452 * c-convert.c (convert): Same.
1453 * c-common.c (binary_op_error): New location argument.
1454 (pointer_int_sum): Pass location to build_binary_op.
1455 (c_common_truthvalue_conversion): New location argument.
1456 (warn_for_sign_compare): Same.
1457 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1458 binary_op_error, build_binary_op, warn_for_sign_compare.
1459 * c-parser.c (c_parser_condition): Pass location to
1460 c_*common_truthvalue_conversion.
1461 (c_parser_conditional_expression): Save condition's location and pass
1463 (c_parser_binary_expression): Same, but for the binary operator's
1465 (c_parser_omp_for_loop): Pass location to
1466 c_objc_common_truthvalue_conversion.
1468 2008-09-23 Martin Jambor <mjambor@suse.cz>
1470 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1471 (cgraph_node_remove_callees): New temporary f. Hold the next item
1473 (cgraph_node_remove_callers): Likewise.
1475 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1476 (ipa_node_removal_hook): Likewise.
1478 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1479 gimple_call_copy_skip_args and moved to the gimple_call section.
1480 * gimple.c (gimple_copy_call_skip_args): Renamed to
1481 gimple_call_copy_skip_args. Changed al users.
1483 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1485 * ira-color.c (start_allocno_priorities): Rename to
1486 setup_allocno_priorities. Use costs and
1487 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1488 range lengths. Get rid off doubles.
1489 (ira_fast_allocations): Call start_allocno_priorities.
1491 2008-09-22 David Daney <ddaney@avtrex.com>
1494 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1495 register if TARGET_LONG_CALLS.
1497 2008-09-22 Richard Guenther <rguenther@suse.de>
1499 PR tree-optimization/37145
1500 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1501 value-numbering union accesses with their offset and size only.
1502 (visit_reference_op_load): Fix simplification of inserted conversions.
1503 * tree-ssa-pre.c (find_or_generate_expression): Do not
1504 recursively generate expressions if running FRE.
1506 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1508 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1509 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1512 2008-09-22 Richard Guenther <rguenther@suse.de>
1514 PR tree-optimization/37145
1515 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1516 (phi_translate_1): Constant fold references.
1518 2008-09-22 Ira Rosen <irar@il.ibm.com>
1520 PR tree-optimization/37482
1521 * tree-vectorizer.h (struct _slp_instance): Add new field.
1522 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1523 (get_earlier_stmt): New function.
1524 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1526 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1527 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1528 asserts that GSI points to the scalar statement being vectorized.
1529 Set new statement location according to GSI.
1530 (vect_schedule_slp_instance): Use GSI of
1531 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1533 2008-09-21 Jan Hubicka <jh@suse.cz>
1535 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1536 (ipcp_insert_stage): Update dead_nodes bitmap.
1538 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1541 * config/i386/t-cygming (SHLIB_LC): Remove.
1542 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1543 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1545 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1549 * final.c (mark_symbol_ref_as_used): New helper function.
1550 (output_operand): Instead of just looking inside MEMs for
1551 SYMBOL_REFs, use new helper function and for_each_rtx.
1552 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1553 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1554 Make head comment more general.
1555 * config/darwin.c (machopic_output_indirection): Handle weak
1556 references here, like in assemble_external.
1558 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1560 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1561 (sparc_emit_float_lib_cmp): Change return type.
1562 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1563 (gen_compare_operator): New function.
1564 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1565 the comparison sequence. Minor tweaks.
1566 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1567 that the final operator and the result of sparc_emit_float_lib_cmp
1568 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1569 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1570 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1571 result of sparc_emit_float_lib_cmp match for software TFmode.
1572 (movqicc, movhicc, movsicc, movdicc): Merge into...
1573 (mov<I:mode>cc): ...this.
1574 (movsfcc, movdfcc, movtfcc): Merge into...
1575 (mov<F:mode>cc): ...this.
1576 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1578 (mov<I:mode>_cc_v9): ...this.
1579 (movdi_cc_sp64_trunc): Delete.
1580 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1581 movdi_cc_reg_sp64): Merge into...
1582 (mov<I:mode>_cc_reg_sp64): ...this.
1583 (movsf_cc_sp64): Rename into...
1584 (movsf_cc_v9): ...this.
1585 (movdf_cc_sp64): Rename into...
1586 (movdf_cc_v9): ...this.
1587 (movtf_cc_hq_sp64): Rename into...
1588 (movtf_cc_hq_v9): ...this.
1589 (movtf_cc_sp64): Rename into...
1590 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1592 2008-09-21 Diego Novillo <dnovillo@google.com>
1594 * doc/gccint.texi: Include generic.texi and gimple.texi.
1596 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1597 (GIMPLE): Move to gimple.texi.
1598 (Annotations): Remove references to to stmt_ann_t and
1600 (SSA Operands): Rename from 'Statement Operands'.
1601 * doc/generic.texi: New.
1602 * doc/gimple.texi: New.
1603 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1604 * Makefile.in (TEXI_GCCINT_FILES):
1605 * gimple.c (gimple_copy_call_skip_args): Rename from
1606 giple_copy_call_skip_args. Update all users.
1607 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1609 2008-09-21 Ira Rosen <irar@il.ibm.com>
1611 PR tree-optimization/37539
1612 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1613 statement in related statement field only for the first load of the
1614 group of loads with the same data reference.
1616 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1618 * config/mips/mips.h (TUNE_OCTEON): New macro.
1619 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1620 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1621 * config/mips/octeon.md: New file.
1622 * config/mips/mips.md: Include octeon.md. Restore
1623 semi-alphabetical order of include files.
1625 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1628 * config/i386/i386.md (*jcc_fused_1): Removed.
1629 (*jcc_fused_2): Likewise.
1630 (*jcc_fused_3): Likewise.
1631 (*jcc_fused_4): Likewise.
1633 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1635 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1636 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1637 * target.h (gcc_target): Add ira_cover_classes.
1638 * ira.c: Remove IRA_COVER_CLASSES guards.
1639 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1640 instead of IRA_COVER_CLASSES.
1641 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1642 (setup_class_translate): Likewise.
1643 (setup_reg_class_intersect_union): Likewise.
1644 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1645 test of targetm.ira_cover_classes.
1646 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1647 of IRA_COVER_CLASSES.
1648 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1649 (TARGET_INITIALIZER): Include it.
1650 * targhooks.h (default_ira_cover_classes): Declare.
1651 * targhooks.c (default_ira_cover_classes): New function.
1653 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1655 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1657 2008-09-19 Ian Lance Taylor <iant@google.com>
1659 * varasm.c (narrowing_initializer_constant_valid_p): Return
1660 NULL_TREE if ENDTYPE is not an integer.
1662 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1665 * tree-ssa.c (execute_update_addresses_taken): Also update
1666 DECL_GIMPLE_REG_P for vector and complex types.
1668 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1669 Jan Hubicka <jh@suse.cz>
1672 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1673 empty before freeing them.
1674 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1676 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1678 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1679 * config/xtensa/predicates.md (tls_symbol_operand): New.
1680 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1681 (TARGET_CANNOT_FORCE_MEM): Define.
1682 (xtensa_tls_symbol_p): New.
1683 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1684 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1685 (xtensa_tls_module_base): New.
1686 (xtensa_call_tls_desc): New.
1687 (xtensa_legitimize_tls_address): New.
1688 (xtensa_legitimize_address): Handle TLS symbols.
1689 (xtensa_tls_referenced_p_1): New.
1690 (xtensa_tls_referenced_p): New.
1691 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1693 (XTENSA_BUILTIN_THREAD_POINTER): New.
1694 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1695 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1696 builtin. Add declarations for __builtin_thread_pointer and
1697 __builtin_set_thread_pointer.
1698 (xtensa_fold_builtin): Recognize new builtins.
1699 (xtensa_expand_builtin): Expand new builtins.
1700 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1701 (TARGET_THREADPTR): Define.
1702 (HAVE_AS_TLS): Define default value.
1703 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1704 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1705 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1706 (UNSPECV_SET_TP): New.
1707 (sym_TPOFF, sym_DTPOFF): New.
1708 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1709 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1710 * configure: Regenerated.
1712 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1715 * config/ia64/ia64.c (ia64_optimization_options): Move
1716 checking and setting flag_schedule_insns_after_reload and
1717 ia64_flag_schedule_insns2 back to ...
1718 (ia64_override_options): Here.
1720 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1723 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1724 zero extend count after the correction to it is done.
1725 (doloop_optimize): Update call to doloop_modify, don't zero extend
1728 2008-09-18 Martin Jambor <mjambor@suse.cz>
1730 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1732 * ipa-prop.c: Correct comments.
1733 * ipa-prop.h: Likewise.
1735 2008-09-18 Jan Hubicka <jh@suse.cz>
1738 * ipa-reference.c (ipa_reference_local_vars_info_d,
1739 ipa_reference_global_vars_info_d,
1740 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1741 ipa_reference_vars_info_t): Move here from ipa-reference.h
1742 (node_duplication_hook_holder, node_removal_hook_holder): New.
1743 (get_reference_vars_info_from_cgraph): Rename to ...
1744 (get_reference_vars_info): ... this one, use cgraph uids.
1745 (get_local_reference_vars_info, get_global_reference_vars_info):
1746 Use cgraph instead of decl.
1747 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1749 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1750 ipa_reference_get_written_global,
1751 ipa_reference_get_not_written_global): Use cgraph argument.
1752 (check_call): Simplify avail check.
1753 (scan_stmt_for_static_refs): Update.
1754 (propagate_bits): Update.
1755 (merge_callee_local_info): Remove.
1756 (init_function_info): Use cgraph nodes.
1757 (clean_function_local_data): Break out from ...
1758 (clean_function): ... here.
1759 (copy_local_bitmap, copy_global_bitmap): New functions.
1760 (duplicate_node_data, remove_node_data): New functions.
1761 (generate_summary): Register hooks; use visibility instead of
1763 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1764 * ipa-reference.h (ipa_reference_local_vars_info_d,
1765 ipa_reference_global_vars_info_d,
1766 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1767 ipa_reference_vars_info_t): Move to ipa-reference.c
1768 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1770 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1771 ipa_reference_get_not_read_global,
1772 ipa_reference_get_not_written_global): Update prototype.
1773 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1774 (init_state): Remove.
1775 (node_duplication_hook_holder, node_removal_hook_holder): New.
1776 (get_function_state, set_function_state): Use VECtor.
1777 (analyze_function): Check body availability.
1778 (add_new_function): Likewise.
1779 (duplicate_node_data, remove_node_data): New.
1780 (generate_summary): Register hooks; do not care about clones.
1781 (propafate): Do not care about clones; recursive functions are
1783 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1784 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1785 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1787 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1788 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1789 Update call of ipa-reference accesors.
1791 2008-09-18 Simon Baldwin <simonb@google.com>
1793 * c-opts.c (c_common_handle_option): Add handling for
1794 -Wbuiltin-macro-redefined command line option.
1795 * c.opt: Added builtin-macro-redefined option.
1796 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1799 2008-09-18 Richard Guenther <rguenther@suse.de>
1801 PR tree-optimization/37258
1802 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1803 and signedness for integral types.
1804 (vn_phi_eq): Require compatible types.
1806 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1809 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1810 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1812 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1813 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1814 ggc_free other TREE_LIST nodes from that chain.
1815 * function.c (instantiate_decls): Instantiate also DECL_RTL
1816 of vars in cfun->local_decls, free that list afterwards.
1818 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1820 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1821 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1823 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1825 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1826 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1828 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1830 PR tree-optimization/37102
1831 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1832 from a node. Check to see if another PHI is dead.
1833 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1834 remove real PHIs which have no uses.
1835 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1837 2008-09-18 Richard Guenther <rguenther@suse.de>
1840 * tree-cfg.c (remove_useless_stmts_1): Remove
1841 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1843 2008-09-18 Nick Clifton <nickc@redhat.com>
1845 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1846 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1847 to frv_secondary_reload_class.
1848 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1849 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1850 (frv_secondary_reload_class): Omit unused parameter.
1851 (frv_secondary_reload): New function. Handle the case when
1852 secondary_reload_class() is called before the reload_(in|out)
1853 _optabs have been initialised.
1854 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1856 * config/frv/frv.md: Define an exclusion set between fr550_m0
1859 2008-09-18 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/37456
1862 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1863 want to insert after ends a BB insert on the single fallthru
1866 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1868 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1869 Mention -march=z9-109, z9-ec and z10.
1871 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1873 PR rtl-optimization/37544
1874 * regrename.c (maybe_mode_change): Exit early when copy_mode
1875 is narrower than orig_mode and narrower than new_mode.
1877 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1880 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1882 * sched-rgn.c (ref_counts): Remove.
1883 (insn_referenced): New static variable.
1884 (INSN_REF_COUNT): Remove.
1885 (sched_run_compute_dependencies): Use insn_referenced instead of
1887 (add_branch_dependences): Likewise. Delete dead assignment.
1889 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1891 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1892 consumer is an asm. Add comment why this is important.
1893 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1894 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1896 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1898 * expr.c (emit_group_store): Do not shift before moving via a
1901 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1903 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1904 from aggregate to non-aggregate type if the bit pattern is not fully
1905 preserved afterwards.
1907 2008-09-17 Richard Guenther <rguenther@suse.de>
1909 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1910 (verify_gimple_assign): ... this. Split into ...
1911 (verify_gimple_assign_unary): ... this,
1912 (verify_gimple_assign_binary): ... that,
1913 (verify_gimple_assign_single): ... and this.
1914 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1915 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1916 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1917 (verify_types_in_gimple_reference): Be forgiving with
1919 (verify_gimple_phi): Deal with virtual operands.
1921 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1923 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1925 * tree.c (get_callee_fndecl): Don't call the language hook.
1926 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1927 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1928 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1930 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1932 * tree.c (protected_set_expr_location): Don't unnecessarily
1933 check for error_mark_node.
1935 2008-09-17 Art Haas <ahaas@impactweather.com>
1937 * ipa-reference.c (analyze_function): Declare step only if
1938 ENABLE_CHECKING is defined.
1940 2008-09-17 Jan Hubicka <jh@suse.cz>
1943 * tree.h (DECL_INLINE): remove.
1944 (DECL_DECLARED_INLINE_P): Update docs.
1945 (DECL_NO_INLINE_WARNING_P): new.
1946 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1947 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1949 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1950 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1953 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1956 2008-09-17 Jan Hubicka <jh@suse.cz>
1958 * ipa-reference.c (ipa_obstack): Remove.
1959 (local_info_obstack, global_info_obstack): New.
1960 (add_static_var): We now handle variables only.
1961 (mark_address_taken, mark_load, mark_store): New functions based on ...
1962 (check_operand): ... remove.
1963 (get_asm_stmt_operands): Rename to ...
1964 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1965 (scan_stmt_for_static_refs): Rewrite.
1966 (scan_op_for_static_refs): Rename to ...
1967 (scan_initializer_for_static_refs): do not look for VAR_DECL
1968 initializers; stop recursion on types and decls.
1969 (ipa_init): Use proper obstacks.
1970 (analyze_variable): Use scan_initializer_for_static_refs.
1971 (init_function_info): Use local obstack.
1972 (analyze_function): Simplify.
1973 (add_new_function): We don't need visited_nodes obstack.
1974 (generate_summary): Use proper obstacks; cleanup after propagation.
1976 2008-09-17 Richard Guenther <rguenther@suse.de>
1979 PR tree-optimization/37491
1980 * alias.c (get_alias_set): Use the canonical type.
1981 * tree-vect-transform.c (vectorizable_store): Use the type of
1982 the lhs for the vector type. Adjust checking.
1983 (vectorizable_load): Adjust checking.
1985 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1986 Adam Nemet <anemet@caviumnetworks.com>
1988 PR rtl-optimization/37483
1989 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1990 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1991 Rearrange code to better match the original comment. Check
1992 t_unconditional first. Improve comment.
1994 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1997 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1998 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2001 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2002 GIMPLE_TRY if cleanup sequence is empty.
2004 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2007 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2008 eliminate IV if the cost are the same.
2010 2008-09-16 Richard Guenther <rguenther@suse.de>
2013 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2016 2008-09-16 Richard Guenther <rguenther@suse.de>
2018 PR tree-optimization/37508
2019 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2021 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2023 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2025 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2027 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2028 use gen_floatdidf2 directly.
2029 (floatunssidf2): Likewise.
2030 (floatsidf_ppc64_mfpgpr): Remove.
2031 (floatsidf_ppc64): Remove.
2032 (floatunssidf_ppc64): Remove.
2034 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2036 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2037 rather than update_cost_queue.
2039 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2040 in every call starting with the second one, instead of only when
2041 alias_bitmap_obstack.elements != NULL.
2043 * tree-predcom.c (filter_suitable_components): Free all refs in
2044 act->refs vector before calling release_component.
2045 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2047 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2049 * tree-loop-linear.c (linear_transform_loops): Initialize
2050 lambda_obstack only after calling perfect_loop_nest_depth.
2051 Goto free_and_continue instead of just continue for later failures.
2054 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2057 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2059 2008-09-14 Andreas Schwab <schwab@suse.de>
2061 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2063 2008-09-14 Jan Hubicka <jh@suse.cz>
2065 * invoke.texi (-fconserve-stack): Document.
2066 * opts.c (decode_options): Handle conserve_stack.
2067 * common.opt (fconvserve_stack): New.
2069 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2071 * config.host: Add x-aix to host_xmake_file.
2072 * config/rs6000/t-aix52: Do not override LDFLAGS.
2073 * config/rs6000/x-aix: New file.
2075 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2081 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2082 is not recognized as a valid register usage. Allow REG_X to be used
2084 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2085 forces a reload when using a base register.
2087 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2089 * config/i386/cygming-crtend.c (register_frame_ctor): If
2090 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2091 directly with atexit.
2092 (deregister_frame_ctor): Rename to ...
2093 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2094 if !DEFAULT_USE_CXA_ATEXIT.
2096 2008-09-13 Jan Hubicka <jh@suse.cz>
2098 * cgraph.c: Include value-prof.h
2099 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2101 2008-09-13 Jan Hubicka <jh@suse.cz>
2104 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2105 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2106 tree_gen_one_value_profiler, tree_gen_average_profiler,
2107 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2109 2008-09-13 Jan Hubicka <jh@suse.cz>
2111 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2112 too many bytes on misalligned blocks.
2114 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2116 * doc/cfg.texi: Fix some typos.
2117 * doc/extend.texi: Likewise.
2118 * doc/install.texi: Likewise.
2119 * doc/invoke.texi: Likewise.
2120 * doc/rtl.texi: Likewise.
2121 * doc/tree-ssa.texi: Likewise.
2123 2008-09-13 Richard Guenther <rguenther@suse.de>
2126 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2127 gimple stores for memory rhs.
2129 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2131 PR rtl-optimization/37489
2132 * cse.c (fold_rtx): Don't return const_true_rtx for float
2133 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2135 2008-09-13 Jan Hubicka <jh@suse.cz>
2137 PR tree-optimization/37392
2138 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2140 2008-09-13 Martin Jambor <mjambor@suse.cz>
2141 Jan Hubicka <jh@suse.cz>
2143 * cgraph.c (free_edges): New variable.
2144 (NEXT_FREE_EDGE): New macro.
2145 (cgraph_free_edge): New function.
2146 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2147 (cgraph_node_remove_callees): Likewise.
2148 (cgraph_node_remove_callers): Likewise.
2149 (cgraph_create_edge): Reuse edges from the free list. Do not
2150 update uid if doing so.
2151 (cgraph_remove_*_hook): Add free call.
2153 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2155 * ira-color.c (conflict_allocno_vec): Delete.
2156 (update_cost_queue_elem): New structure.
2157 (update_cost_queue): New variable.
2158 (update_cost_queue_tail): Likewise.
2159 (update_cost_queue_elems): Likewise.
2160 (allocno_update_cost_check): Delete.
2161 (initiate_cost_update): Allocate update_cost_queue_elems
2162 instead of allocno_update_cost_check.
2163 (finish_cost_update): Update the free()s accordingly.
2164 (start_update_cost): New function.
2165 (queue_update_cost): Likewise.
2166 (get_next_update_cost): Likewise.
2167 (update_copy_costs_1): Inline into...
2168 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2169 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2170 once we've established they are equal. Don't allocate update
2171 costs if there is nothing to add to them.
2172 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2173 DIVISOR arguments. Use a queue instead of recursive calls;
2174 process all the allocnos in the initial queue, rather than
2176 (assign_hard_reg): Use queue_update_cost instead of
2177 conflict_allocno_vec. Queue coalesced allocnos instead
2178 of calling update_conflict_hard_regno_costs for each one.
2179 Just call update_conflict_hard_regno_costs once for the
2181 (ira_color): Remove conflict_allocno_vec handling.
2183 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2185 PR tree-optimization/37484
2186 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2187 (save_var_name): Same.
2188 (initialize_cloog_names): Same.
2189 (initialize_cloog_names): Same.
2191 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2193 * tree-scalar-evolution.c (set_instantiated_value): Set
2196 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2200 * ira-build.c (common_loop_tree_node_dominator): Remove.
2201 (copy_live_ranges_to_removed_store_destinations): New function.
2202 (regno_top_level_allocno_map): Move to top level from ...
2203 (ira_flattening): ... here. Use
2204 copy_live_ranges_to_removed_store_destinations.
2206 * ira-emit.c (generate_edge_moves): Fix a comment.
2208 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2211 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2212 scratch register after 'set' pattern.
2214 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2216 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2217 information passed to mark_reg_pointer.
2218 * explow.c (force_reg): Likewise.
2220 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2222 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2223 when building for the celledp architecture.
2225 2008-09-12 Richard Guenther <rguenther@suse.de>
2227 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2229 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2231 PR rtl-optimization/37424
2232 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2233 the regnos instead of the addresses.
2235 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2237 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2239 2008-09-11 Richard Guenther <rguenther@suse.de>
2241 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2242 entering the weaker equivalence recording.
2244 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2246 2008-09-11 Jeff Law <law@redhat.com>
2248 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2249 by assign_stack_local on the IRA path for stack slot sharing
2250 as well as the non-IRA path.
2252 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2254 * config/i386/i386.h: Fix whitespace issues.
2256 2008-09-11 Martin Jambor <mjambor@suse.cz>
2258 * ipa-prop.h (struct ipa_param_flags): Removed.
2259 (struct ipa_param_descriptor): New structure.
2260 (struct ipa_node_params): ipcp_lattices, param_decls and
2261 param_flags moved to ipa_param_description.
2262 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2263 descriptors. Renamed all users.
2264 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2265 changed to access descriptors. Renamed all users.
2266 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2267 to access descriptors. Renamed all users.
2268 * ipa-cp.c (ipcp_init_cloned_node): Call
2269 ipa_initialize_node_params instead of ipa_count_formal_params and
2270 ipa_create_param_decls_array.
2271 (ipcp_analyze_node): Likewise.
2272 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2273 descriptors. Renamed all users.
2274 (ipcp_initialize_node_lattices): Remove allocation.
2275 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2276 ipa_initialize_node_params instead of ipa_count_formal_params and
2277 ipa_create_param_decls_array.
2278 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2279 ipa_populate_param_decls, made static, added parameter info,
2280 renamed mt to node, removed allocation, changed to use
2282 (ipa_count_formal_params): Made static, added parameter info,
2284 (ipa_initialize_node_params): New function.
2285 (ipa_check_stmt_modifications): Changed to use descriptors.
2286 (ipa_detect_param_modifications): Removed allocation, changed to
2288 (ipa_note_param_call): Changed to use descriptors.
2289 (ipa_analyze_params_uses): Removed allocation.
2290 (ipa_free_node_params_substructures): Changed to use descriptors.
2291 (ipa_edge_duplication_hook): Use the unused attribute.
2292 (ipa_node_duplication_hook): Use the unused attribute, changed to
2293 use descriptors, changed to duplicate descriptors.
2295 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2296 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2297 indirect inlining. Made static.
2298 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2299 functions called only once.
2300 (cgraph_decide_recursive_inlining): Don't call
2301 ipa_propagate_indirect_call_infos, pass new_edges to
2302 cgraph_mark_inline_edge instead.
2303 (cgraph_decide_inlining_of_small_functions): Don't call
2304 ipa_propagate_indirect_call_infos, pass new_edges to
2305 cgraph_mark_inline_edge instead.
2306 (cgraph_decide_inlining): Don't call
2307 ipa_propagate_indirect_call_infos.
2308 * ipa-prop.c: Check that vectors are allocated.
2310 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2311 iff a new cgraph edges have been created.
2312 (cgraph_decide_inlining): New variable redo_always_inline.
2313 Flattening and always_inlining loop until callgraph stabilizes.
2314 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2315 true iff new cgraph edges have been created.
2316 (propagate_info_to_inlined_callees): Likewise.
2317 (ipa_propagate_indirect_call_infos): Likewise.
2319 2008-09-11 Richard Guenther <rguenther@suse.de>
2321 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2322 (set_prologue_iterations): Likewise.
2323 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2325 (vect_update_init_of_dr): Likewise.
2326 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2328 * fold-const.c (fold_unary): Do not generate calculations
2331 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2333 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2334 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2335 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2337 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2339 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2340 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2341 before finalizing the changes.
2342 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2344 (simplify_truth_ops_using_ranges): New.
2345 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2346 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2347 whether a simplification was made.
2348 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2349 use a switch statement and also call simplify_truth_ops_using_ranges.
2351 2008-09-11 Jan Hubicka <jh@suse.cz>
2353 * ggc-common.c (loc_array): Make static.
2354 * dce.c (rest_of_handle_ud_dce): Free worklist.
2356 2008-09-11 Jan Hubicka <jh@suse.cz>
2358 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2359 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2360 function so we are sure we do not dangle it forever.
2361 * function.c (outer_function_chain, find_function_data): Remove.
2362 (function_context_stack): New.
2363 (push_function_context, pop_function_context): Update.
2364 * function.h (struct function): Remove pointer outer.
2365 (outer_function_chain, find_function_data): Remove.
2366 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2368 2008-09-11 Jan Hubicka <jh@suse.cz>
2371 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2373 2008-09-11 Jan Hubicka <jh@suse.cz>
2375 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2377 2008-09-11 Jan Hubicka <jh@suse.cz>
2379 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2380 (free_var_map_entry): New function.
2381 (redirect_edge_var_map_destroy): Use it.
2383 2008-09-11 Jan Hubicka <jh@suse.cz>
2386 * tree-inline.c (add_lexical_block): Replace with ...
2387 (prepend_lexical_block): ... prepend at begginig.
2388 (remap_blocks): Use it and reverse later.
2389 (expand_call_inline): Use prepend_lexical_block.
2391 2008-09-11 Jan Hubicka <jh@suse.cz>
2393 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2395 2008-09-11 Jan Hubicka <jh@suse.cz>
2397 * function.c (free_after_compilation): Call insn_locators_free.
2398 * cfglayout.c (insn_locators_free): New function.
2399 * rtl.h (insn_locators_free): Declare.
2401 2008-09-11 Jan Hubicka <jh@suse.cz>
2403 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2405 (cond_move_process_if_block): Update call.
2407 2008-09-11 Jan Hubicka <jh@suse.cz>
2409 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2410 * vec.c: Include hashtab.h
2411 (vec_descriptor, ptr_hash_entry): New structures.
2412 (vec_desc_hash, vec_ptr_map): New static variables.
2413 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2414 register_overhead, free_overhead, vec_heap_free): New functions.
2415 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2416 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2417 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2420 2008-09-11 Ira Rosen <irar@il.ibm.com>
2422 PR tree-optimization/37474
2423 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2424 length of load permutation.
2426 2008-09-11 Andreas Schwab <schwab@suse.de>
2428 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2430 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2433 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2434 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2435 simplify_gen_subreg.
2437 2008-09-11 Ira Rosen <irar@il.ibm.com>
2439 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2442 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2445 * gimplify.c (gimplify_body): Call default_rtl_profile.
2448 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2449 instead of tok->val.node if not expanding to something else. Handle
2450 intervening CPP_PADDING tokens.
2451 (altivec_categorize_keyword): Remove unneeded comparisons.
2453 2008-09-10 Richard Guenther <rguenther@suse.de>
2455 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2457 2008-09-10 Richard Guenther <rguenther@suse.de>
2460 * tree-inline.c (insert_init_stmt): Make sure to not
2461 insert invalid gimple stores.
2463 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2465 PR tree-optimization/37388
2466 * toplev.c (process_options): Fail and warn when graphite
2467 flags are used, but the compiler has not been configured
2468 with graphite libraries.
2469 * graphite.c (graphite_transform_loops): Remove printfs
2470 to dump_file for the case when graphite is not available.
2472 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2475 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2476 the even element into register.
2477 (ix86_expand_vector_init_general): Don't use
2478 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2479 if we can't move from GPR to SSE register directly.
2481 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2483 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2484 not lose track of the number of NOPs needed. Number of NOPs needed
2485 for sync vs. loads workaround was switched; corrected. Run second
2486 pass for all workarounds. No NOPs needed after call insns. Change
2487 second pass to use find_next_insn_start and find_load helpers in order
2488 to properly detect parallel insns.
2489 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2491 2008-09-10 Jan Hubicka <jh@suse.cz>
2493 * value-prof.c (gimple_ic): Fix tuplification bug.
2494 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2497 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2499 PR tree-optimization/37353
2500 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2501 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2502 calls instead of cond_dead_built_in_calls.
2503 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2504 initalize the vector only before adding first entry. Use VEC_safe_push
2505 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2506 shrink_wrap_conditional_dead_built_in_calls call.
2508 2008-09-10 Ira Rosen <irar@il.ibm.com>
2510 PR tree-optimization/37385
2511 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2512 argument, and use it as a vector type if not NULL.
2513 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2515 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2516 additional argument.
2517 (vectorizable_load): Likewise.
2519 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2521 * config/i386/i386.md (SWI32): New mode iterator.
2522 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2525 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2527 PR rtl-optimization/37435
2528 * caller-save.c (insert_restore, insert_save): Check the mode by
2531 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2534 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2536 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2539 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2541 * doc/invoke.texi (ARM Options): Correct errors in discussion
2542 of -mfloat-abi, -mhard-float, and -msoft-float.
2544 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2545 Jan Hubicka <jh@suse.cz>
2548 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2549 calling gimple_regimplify_operands on it. Iterate over all newly
2550 added statements, not just the last one.
2551 (insert_init_stmt): Insert stmt into seq first, then call
2552 gimple_regimplify_operands on it. Don't create new gimplification
2553 context, nor find referenced vars.
2555 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2558 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2559 to pointer to vector pointer.
2560 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2561 propagate_info_to_inlined_callees): Likewise.
2562 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2563 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2564 ipa_check_create_edge_args.
2565 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2566 argument to pointer to vector pointer.
2567 (cgraph_decide_inlining_of_small_function): Adjust
2568 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2572 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2573 optimizing for size, not speed.
2575 PR rtl-optimization/37408
2576 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2577 if parm is promoted.
2579 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2581 PR tree-optimization/37375
2582 * tree-scalar-evolution.c (scev_info_str): Add field
2584 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2585 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2586 set_instantiated_value): Pass instantiated_below.
2587 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2589 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2590 the definitions are not instantiated.
2592 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2593 (block_before_loop): New.
2594 * tree-data-ref.c (dr_analyze_indices): Update uses of
2596 * graphite.c (block_before_scop): New.
2597 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2598 basic block, not a loop for determining the parameters.
2599 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2601 (idx_record_params, find_params_in_bb, find_scop_parameters,
2602 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2603 to instantiate_scev.
2605 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2607 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2611 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2613 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2614 Check zero freq and increase if necessary.
2616 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2618 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2619 regno is in the right range. Add comments.
2621 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2623 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2625 * mips-tfile.c (copy_object): Cast alloca result to int *.
2626 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2628 Rename class to sclass.
2629 (read_tfile): Cast read_seek return values to proper types.
2630 Cast xcalloc return value to proper type.
2632 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2634 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2635 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2636 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2638 2008-09-09 Jan Hubicka <jh@suse.cz>
2640 * profile.c (is_edge_inconsistent): Add debug output; ignore
2641 negative count on fake edges.
2642 (is_inconsistent): Add debug output.
2644 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2646 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2648 (choose_ready): When first insn is chosen from the ready list, also
2651 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2653 PR rtl-optimization/37360
2654 * haifa-sched.c (max_issue): Do not assert that we never issue more
2655 insns than issue_rate. Add comment.
2657 2008-09-09 Richard Guenther <rguenther@suse.de>
2659 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2660 (verify_types_in_gimple_call): Rename to ...
2661 (verify_gimple_call): ... this. Enhance.
2662 (verify_types_in_gimple_cond): Remove.
2663 (verify_gimple_comparison): New function ...
2664 (verify_types_in_gimple_assign): ... split out from here.
2665 (verify_types_in_gimple_return): Rename to ...
2666 (verify_gimple_return): ... this. Enhance.
2667 (verify_types_in_gimple_switch): Rename to ...
2668 (verify_gimple_switch): ... this. Enhance.
2669 (verify_gimple_goto): New function.
2670 (verify_types_in_gimple_phi): Rename to ...
2671 (verify_gimple_phi): ... this. Enhance.
2672 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2673 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2674 (verify_types_in_gimple_seq_2): Remove cases handled in
2675 verify_types_in_gimple_stmt.
2677 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2679 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2680 (push_multiple_operation, pop_multiple_operation): Set it.
2681 (workaround_rts_anomaly): New function.
2682 (workaround_speculation): New function, broken out of bfin_reorg.
2683 (bfin_reorg): Call the new functions.
2685 2008-09-09 Richard Guenther <rguenther@suse.de>
2689 * gimplify.c (gimplify_conversion): Change conversions of
2690 non-register type to VIEW_CONVERT_EXPRs.
2691 (gimplify_addr_expr): If we need to make the operand
2692 addressable make sure to use a properly initialized
2693 temporary for that so it gets a valid gimple store.
2695 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2697 * function.h (struct function): Add function_start_locus.
2698 * cfgexpand.c (gimple_expand_cfg): Use it.
2699 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2701 2008-09-09 Richard Guenther <rguenther@suse.de>
2703 PR tree-optimization/37433
2704 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2707 2008-09-09 Richard Guenther <rguenther@suse.de>
2709 PR tree-optimization/37387
2710 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2711 and bits to a common type.
2713 2008-09-09 Nick Clifton <nickc@redhat.com>
2715 * config/v850/v850.md (return): Restore frame size restriction.
2717 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2719 * c-common.c (c_expand_decl): Remove.
2720 * c-common.h (anon_aggr_type_p): Remove prototype.
2721 (DECL_ANON_UNION_ELEMS): Remove.
2722 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2723 * c-decl.c (anon_aggr_type_p): Remove.
2724 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2725 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2726 * langhooks.h (struct lang_hooks): Remove expand_decl.
2727 * langhooks.c (lhd_expand_decl): Remove.
2728 * stmt.c (expand_anon_union_decl): Remove.
2729 * tree.h (expand_anon_union_decl): Remove prototype.
2731 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2734 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2736 * config/avr/avr.md (QISI) : Define mode iterator.
2737 (negated_tst<mode>) : Redefine as split using mode macro.
2738 (reversed_tstqi): Define insn as reversed compare with zero.
2739 (reversed_tsthi): Ditto.
2740 (reversed_tstsi): Ditto.
2742 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2745 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2746 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2749 * predict.c (optimize_function_for_size_p): Don't segfault if
2751 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2752 tree_swap_operands_p): Don't test cfun != NULL before calling
2753 optimize_function_for_s*_p.
2755 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2757 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2760 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2762 * crx/crx.h (IRA_COVER_CLASSES): Define.
2764 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2767 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2768 even when a stmt has been gimple_modified_p, but after fold_stmt is
2769 not any longer. Remove unneeded may_have_exposed_new_symbols
2772 2008-09-08 Richard Guenther <rguenther@suse.de>
2774 PR tree-optimization/37421
2775 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2778 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2781 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2783 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2786 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2787 * pa-hpux10.h (LINK_SPEC): Likewise.
2788 * pa-hpux11.h (LINK_SPEC): Likewise.
2790 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2792 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2793 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2795 2008-09-07 Helge Deller <deller@gmx.de>
2797 * pa/linux-atomic.c: New file.
2798 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2799 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2801 2008-09-07 Richard Guenther <rguenther@suse.de>
2802 Ira Rosen <irar@il.ibm.com>
2804 PR tree-optimization/36630
2805 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2806 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2808 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2809 Ira Rosen <irar@il.ibm.com>
2811 PR tree-optimization/35642
2812 * config/rs6000/altivec.md (mulv8hi3): Implement.
2814 2008-09-06 Jeff Law <law@redhat.com>
2816 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2818 2008-09-06 Jan Hubicka <jh@suse.cz>
2820 PR tree-optimization/14703
2821 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2823 * passes.c (init_optimization_passes): Recompute inline parameters.
2825 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2827 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2830 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2831 Peter Fuerst <post@pfrst.de>
2833 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2834 * doc/extend.texi: Document __builtin_mips_cache.
2835 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2836 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2837 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2838 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2839 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2840 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2841 (set_push_mips_isas): New variable.
2842 (mips_r10k_cache_barrier): New variable.
2843 (cache): New availability predicate.
2844 (mips_builtins): Add an entry for __builtin_mips_cache.
2845 (mips_build_cvpointer_type): New function.
2846 (MIPS_ATYPE_CVPOINTER): New macro.
2847 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2849 (r10k_simplified_address_p, r10k_simplify_address)
2850 (r10k_uncached_address_p, r10k_safe_address_p)
2851 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2852 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2853 (r10k_insert_cache_barriers): New functions.
2854 (mips_reorg_process_insns): Delete cache barriers after a
2855 branch-likely instruction.
2856 (mips_reorg): Call r10k_insert_cache_barriers.
2857 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2858 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2859 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2860 (mips_cache, r10k_cache_barrier): New define_insns.
2862 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2864 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2865 * ira-color.c (setup_allocno_left_conflicts_num): Use
2866 hard_reg_set_equal_p instead of a comparison with
2867 ira_zero_hard_reg_set.
2868 * ira.c (setup_reg_subclasses): Likewise.
2869 (setup_cover_and_important_classes): Likewise.
2870 (setup_class_translate): Likewise.
2871 (setup_reg_class_intersect_union): Likewise.
2872 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2873 (ira_init_once): Don't initialize them.
2875 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2877 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2879 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2881 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2883 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2885 Improved branch hints, safe hints, and scheduling.
2887 * haifa-sched.c (sched_emit_insn) : Define.
2888 * sched-int.h (sched_emit_insn) : Add prototype.
2889 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2890 -mhint-max-distance -msafe-hints) : Document.
2891 * config/spu/spu.c (spu_flag_var_tracking): New.
2892 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2893 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2894 TARGET_ASM_FILE_START): Define.
2895 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2896 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2897 (spu_emit_branch_hint): Add blocks argument.
2898 (insert_branch_hints, insert_nops): Remove.
2899 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2900 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2901 spu_sched_reorder, asm_file_start): New functions.
2902 (clock_var, spu_sched_length, pipe0_clock,
2903 pipe1_clock, prev_clock_var, prev_priority,
2904 spu_ls_first, prev_ls_clock): New static variables.
2905 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2906 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2907 (nopn_nv): Add a non-volatile version of nop.
2908 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2909 -mhint-max-distance, -msafe-hints): New options.
2911 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2912 Samuel Tardieu <sam@rfc1149.net>
2914 * opts.c (decode_options): Combine nested if statements.
2917 * opts.c (decode_options): Handle more relationships among
2918 unit-at-a-time, toplevel-reorder, and section-anchors.
2920 2008-09-05 David Daney <ddaney@avtrex.com>
2922 * doc/install.texi (--enable-reduced-reflection): Document new option.
2924 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2926 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2928 (constantpool_operand): New.
2929 (move_operand): Disallow sub-word modes for the constant pool.
2930 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2931 (xtensa_secondary_reload_class): Replace with....
2932 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2933 Set icode for sub-word reloads from the constant pool.
2934 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2935 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2936 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2937 * config/xtensa/xtensa-protos.h: Update prototypes.
2939 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2941 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2942 (REG_CLASS_NAMES): Update.
2943 (REG_CLASS_CONTENTS): Update.
2944 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2945 of ALL_REGS for regs 77 and 78.
2946 * function.c (instantiate_virtual_regs_in_insn): Assert that
2947 return value of simplify_gen_subreg is not NULL.
2949 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2951 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2952 (gen_rtvec_v): Fix coding standards.
2954 2008-09-04 Jan Hubicka <jh@suse.cz>
2956 * i386.c (decide_alg): Be more conservative about optimizing for size.
2958 2008-09-04 Ian Lance Taylor <iant@google.com>
2960 * varasm.c (narrowing_initializer_constant_valid_p): New
2962 (initializer_constant_valid_p): Call it.
2964 2008-09-04 Jeff Law <law@redhat.com>
2966 * fold-const.c (native_encode_real): Fix computation of WORDS.
2967 (native_interpret_real): Likewise.
2969 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2971 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2973 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2975 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2976 that the cost is already taken into account in ira-costs.c
2978 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2980 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2981 ira_debug_copies): New.
2982 (ira_bulid): Call print_copies.
2984 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2986 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2989 * config/rs6000/rs6000.c (optimization_options): Remove check of
2990 flag_toplevel_order.
2992 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2994 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2995 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2996 second operand is a reg_imm10_operand.
2997 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2998 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2999 (*seq_<GPR:mode><GPR2:mode>): Rename to
3000 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3002 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3003 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3005 (*sne_<GPR:mode><GPR2:mode>): Rename to
3006 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3009 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3011 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3012 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3013 combining an arithmetic right shift by more than 31 and a
3014 trunction. Don't match for out-of-range shift amounts. Set
3015 attribute mode to <MODE>.
3016 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3017 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3018 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3019 shifts by less than 32.
3020 (extv): Change predicate on first operand to accept registers.
3021 Change predicate of the other operands from immediate_operand to
3022 const_int_operand. Expand exts when source is a register.
3023 (extzv): Change predicate of the constant operands from
3024 immediate_operand to const_int_operand.
3025 (extzv<mode>): Change predicate of the constant operands from
3026 immediate_operand to const_int_operand and no constraint. Also
3028 (*extzv_trunc<mode>_exts): New pattern.
3030 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3032 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3033 * config/mips/mips-protos.h (mask_low_and_shift_p,
3034 mask_low_and_shift_len): Declare.
3035 * config/mips/mips.c (mask_low_and_shift_p,
3036 mask_low_and_shift_len): New functions.
3037 (mips_print_operand): Handle new operand prefix "m".
3038 * config/mips/mips.md (*cins<mode>): New pattern.
3040 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3042 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3043 optimizing for size.
3045 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3047 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3048 regardless of epilogue_completed.
3050 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3053 * ira-lives.c (process_bb_node_lives): Check setjmp.
3055 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3058 * ira-build.c (form_loop_tree): Reverse BB walk.
3059 (create_bb_allocnos): Likewise.
3060 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3061 (mark_reg_store): Rename to...
3062 (mark_ref_live): ...this and take a df_ref argument instead of
3063 note_stores arguments. Assert that we have a register.
3064 (mark_reg_clobber): Delete.
3065 (def_conflicts_with_inputs_p): New function.
3066 (mark_reg_conflicts): Delete.
3067 (mark_reg_death): Rename to...
3068 (mark_ref_dead): ...this and take a df_ref argument instead of
3069 a register. Assert that we have a register.
3070 (process_bb_node_lives): Hoist frequency calculation out of
3071 instruction walk. Convert from a forwards scan to a backwards scan.
3072 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3073 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3074 (create_allocno_live_ranges): Don't create regs_set.
3076 2008-09-04 Ian Lance Taylor <iant@google.com>
3078 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3079 or REG_LABEL_TARGET.
3080 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3081 comparing MODE with MEM.
3082 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3083 comparing with GF_PREDICT_TAKEN.
3084 (gimple_get_lhs): Change code to enum gimple_code.
3085 (gimple_set_lhs): Likewise.
3086 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3087 * omp-low.c (find_omp_clause): Change kind parameter to enum
3089 * tree-flow.h (find_omp_clause): Update declaration.
3090 * regrename.c (clear_dead_regs): Change kind parameter to enum
3092 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3094 * see.c (see_get_extension_data): Change return type to enum
3095 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3096 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3097 (see_gen_normalized_extension): Change extension_code parameter to
3099 (see_seek_pre_extension_expr): Change extension_code to enum
3101 (see_merge_one_def_extension): Likewise.
3102 (see_handle_relevant_defs): Likewise.
3103 (see_handle_relevant_uses): Likewise.
3104 (see_analyze_one_def): Likewise.
3105 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3106 GIMPLE_ASM rather than ASM_EXPR.
3107 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3108 GIMPLE_RETURN rather than RETURN_EXPR.
3109 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3110 (evaluate_stmt): Likewise.
3111 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3112 to enum vect_relevant.
3113 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3114 compare gimple codes with tree codes.
3116 2008-09-04 Paul Brook <paul@codesourcery.com>
3118 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3120 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3122 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3123 pointer check lost in the recent no-unit-at-a-time patch.
3125 2008-09-04 Jan Hubicka <jh@suse.cz>
3128 * tree-switch-conversion.c (check_final_bb): Accept only IP
3131 2008-09-04 Jan Hubicka <jh@suse.cz>
3133 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3135 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3136 using_ranges argument.
3137 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3138 (vrp_visit_cond_stmt): Update call of
3139 vrp_evaluate_conditional_warnv_with_ops
3141 2008-09-04 Jan Hubicka <jh@suse.cz>
3143 PR tree-optimization/37345
3144 PR tree-optimization/37358
3145 PR tree-optimization/37357
3146 * tree.c (build_function_type_skip_args): Build distinct type copy;
3148 (build_function_decl_skip_args): Set type of new decl not orig decl;
3149 clear DECL_VINDEX for methods turned into functions.
3151 2008-09-04 Nick Clifton <nickc@redhat.com>
3153 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3154 * configure: Regenerate.
3155 * config.in: Regenerate.
3156 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3157 alignment field, if it is supported.
3159 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3161 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3164 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3166 * config/rs6000/rs6000.c (processor_target_table): Do not
3167 enable VMX for POWER6.
3169 2008-09-03 Anton Blanchard <anton@samba.org>
3171 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3172 emit memory barrier before operation.
3174 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3177 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3178 default_elf_asm_output_external.
3180 2008-09-03 Jeff Law <law@redhat.com>
3182 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3184 2008-09-03 Richard Henderson <rth@redhat.com>
3186 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3187 memory barrier to below the test-and-set.
3188 (alpha_split_lock_test_and_set_12): Likewise.
3190 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3194 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3197 * ira-color.c (print_loop_title): Use all_allocnos.
3198 (color_pass): Ditto. Don't add border_allocnos. Check that
3199 subloop allocno in the correspdoning bitmap all_allocnos.
3201 * ira-emit.c (change_loop): Use all_allocnos.
3203 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3204 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3205 (create_cap_allocno): Remove setting mentioned_allocnos.
3206 (create_insn_allocnos): Ditto.
3207 (remove_unnecessary_allocnos): Use all_allocnos.
3208 (check_allocno_creation): Check that allocnos are in the
3209 corresponding bitmap all_allocnos.
3211 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3215 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3216 (process_regs_for_copy): Process subregs. Refine check when cost
3217 is taken into account in ira-costs.c.
3218 (process_reg_shuffles): Use REG_SUBREG_P.
3219 (add_insn_allocno_copies): Ditto. Ignore modes.
3221 * ira-color.c (conflict_allocno_vec): New.
3222 (COST_HOP_DIVISOR): New macro.
3223 (update_copy_costs_1): Use it.
3224 (update_conflict_hard_regno_costs): New function.
3225 (assign_hard_reg): Use it.
3226 (ira_color): Allocate and free conflict_allocno_vec.
3228 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3232 * ira-int.h (ira_sort_insn_chain): Remove.
3234 * ira.c (basic_block_order_nums, chain_insn_order,
3235 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3236 (ira): Don't call ira_sort_insn_chain.
3238 * reload1.c (reload): Don't call ira_sort_insn_chain.
3240 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3243 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3244 which become non throw.
3245 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3246 update_call_expr after updating the flags on the decl.
3248 2008-09-03 Jan Hubicka <jh@suse.cz>
3250 PR tree-optimization/37315
3251 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3252 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3253 (cgraph_analyze_functions): Use node->analyzed
3254 (cgraph_mark_functions_to_output): Likewise.
3255 (cgraph_expand_function): All functions can be released after
3257 (cgraph_optimize): Use gimple_has_body_p.
3258 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3259 (cgraph_decide_inlining_incrementally): Likewise.
3260 (inline_transform): Inline transform.
3261 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3263 (inlinable_function_p): Drop gimple_body check.
3264 (expand_call_inline): Use gimple_has_body_p.
3265 * gimple.c (gimple_has_body_p): New.
3266 * gimple.h (gimple_has_body_p): Add prototype.
3267 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3268 (dump_function_to_file): Use gimple_has_body_p check.
3270 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3273 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3275 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3277 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3279 From Michael Frysinger <michael.frysinger@analog.com>
3280 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3281 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3284 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3287 * doc/extend.texi: Document picoChip builtin functions.
3288 * doc/invoke.texi: Document picoChip options.
3289 * doc/contrib.texi: Add picoChip contribution.
3290 * doc/md.texi: Document picoChip constraints.
3291 * config.gcc: Add picochip-*-*.
3292 * config/picochip/: Add new port.
3294 2008-09-03 Richard Guenther <rguenther@suse.de>
3296 PR tree-optimization/37328
3297 * tree-sra.c (sra_build_assignment): Gimplify properly.
3298 (generate_copy_inout): Take the correct stmt as definition,
3299 remove bogus assert.
3301 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3303 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3306 From Michael Frysinger <michael.frysinger@analog.com>
3307 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3309 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3311 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3312 (__gthread_setspecific): Revert 2008-08-31 change to
3313 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3315 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3317 * diagnostic.c (error_at): New.
3318 * toplev.h (error_at): New prototype.
3319 * c-typeck.c (build_array_ref): Call error_at instead of error.
3320 Pass location to pedwarn.
3322 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3324 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3326 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3328 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3329 VAR_DECL and CONST_DECL.
3331 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3332 Jakub Jelinek <jakub@redhat.com>
3334 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3335 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3336 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3337 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3338 Don't set ix86_save_varrargs_registers.
3339 (ix86_setup_incoming_varargs): Assume cum != NULL.
3340 (ix86_va_start): Check ix86_varargs_gpr_size and
3341 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3342 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3343 from frame pointer if ix86_varargs_gpr_size == 0.
3344 (ix86_compute_frame_layout): Updated.
3345 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3346 (ix86_varargs_gpr_size): Define.
3347 (ix86_varargs_fpr_size): Likewise.
3348 (machine_function): Remove save_varrargs_registers.
3349 Add varargs_gpr_size and varargs_fpr_size.
3351 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3353 * config/alpha/alpha.c (va_list_skip_additions,
3354 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3355 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3358 PR tree-optimization/36766
3359 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3360 for already removed basic blocks.
3363 * real.c (real_maxval): Clear a lower bit to make real_maxval
3364 match get_max_float for IBM long double format.
3366 2008-09-02 Andreas Schwab <schwab@suse.de>
3368 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3369 * configure: Regenerate.
3371 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3373 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3374 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3375 checking for a non-VOID CONSTANT_P.
3377 2008-09-02 Jan Hubicka <jh@suse.cz>
3379 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3380 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3383 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3385 * expr.c (emit_group_store): Don't assert stack temp mode size.
3387 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3388 Tobias Grosser <grosser@fim.uni-passau.de>
3389 Jan Sjodin <jan.sjodin@amd.com>
3390 Harsha Jagasia <harsha.jagasia@amd.com>
3391 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3392 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3393 Adrien Eliche <aeliche@isty.uvsq.fr>
3395 Merge from graphite branch.
3398 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3399 * doc/invoke.texi (-floop-block, -floop-interchange,
3400 -floop-strip-mine): Document new flags.
3401 * tree-into-ssa.c (gimple_vec): Moved...
3402 * tree-loop-distribution.c (rdg_component): Moved...
3403 * cfgloopmanip.c: Include tree-flow.h.
3404 (update_dominators_in_loop): New.
3405 (create_empty_if_region_on_edge): New.
3406 (create_empty_loop_on_edge): New.
3407 (loopify): Use update_dominators_in_loop.
3408 * tree-pass.h (pass_graphite_transforms): Declared.
3409 * configure: Regenerate.
3410 * tree-phinodes.c (make_phi_node): Export.
3411 (add_phi_node_to_bb): New, split from create_phi_node.
3412 * tree-chrec.c (for_each_scev_op): New.
3413 * tree-chrec.h (for_each_scev_op): Declared.
3414 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3415 (remove_statement): Call get_phi_with_result.
3416 * config.in (HAVE_cloog): Undef.
3417 * gdbinit.in (pgg): New.
3418 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3419 * tree-ssa-loop.c (graphite_transforms): New.
3420 (gate_graphite_transforms): New.
3421 (pass_graphite_transforms): New.
3422 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3423 HAVE_cloog): Defined.
3424 * tree-vectorizer.c (rename_variables_in_bb): Export.
3425 * tree-data-ref.c (dr_may_alias_p): Export.
3426 (stmt_simple_memref_p): New.
3427 (find_data_references_in_stmt): Export.
3428 (find_data_references_in_loop): Export.
3429 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3430 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3431 (create_rdg_vertices): Export.
3432 (build_empty_rdg): New.
3433 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3434 * tree-data-ref.h (rdg_component): ... here.
3436 (struct data_reference): Add a field scop.
3438 (find_data_references_in_loop): Declared.
3439 (find_data_references_in_stmt): Declared.
3440 (create_rdg_vertices): Declared.
3441 (dr_may_alias_p): Declared.
3442 (stmt_simple_memref_p): Declared.
3443 (struct rdg_edge): Add a field ddr_p relation.
3444 (build_empty_rdg): Declared.
3445 * lambda.h (lambda_matrix): Declare a VEC of.
3446 (find_induction_var_from_exit_cond): Declared.
3447 (lambda_vector_compare): New.
3448 * common.opt (fgraphite, floop-strip-mine,
3449 floop-interchange, floop-block): New flags.
3450 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3451 * cfgloop.c (is_loop_exit): New.
3452 * cfgloop.h (is_loop_exit): Declared.
3453 (create_empty_if_region_on_edge): Declared.
3454 (create_empty_loop_on_edge): Declared.
3455 * tree-flow.h (add_phi_node_to_bb): Declared.
3456 (make_phi_node): Declared.
3457 (rename_variables_in_bb): Declared.
3458 (perfect_loop_nest_depth): Declared.
3459 (graphite_transform_loops): Declared.
3460 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3461 (graphite.o-warn): Add -Wno-error.
3462 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3463 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3464 (INCLUDES): Add PPLINC, CLOOGINC.
3465 (OBJS-common): Add graphite.o.
3466 (graphite.o): Add rule.
3467 * gimple.h (gimple_vec): ... here.
3468 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3469 * passes.c (init_optimization_passes): Schedule
3470 pass_graphite_transforms.
3472 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3475 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3476 and -fno-toplevel-reorder after handle_options.
3478 2008-09-02 Paul Brook <paul@codesourcery.com>
3480 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3481 (arm_override_options): Set arm_tune_cortex_a9.
3482 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3483 (arm_issue_rate): Handle cortexa9.
3484 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3485 * config/arm/arm-cores.def: Add cortex-a9.
3486 * config/arm/arm-tune.md: Regenerate.
3487 * config/arm/arm.md: Include cortex-a9.md.
3488 (generic_sched, generic_vfp): Add cortexa9.
3489 * config/arm/cortex-a9.md: New file.
3491 2008-09-02 Richard Guenther <rguenther@suse.de>
3493 PR tree-optimization/37327
3494 * tree-vrp.c (register_new_assert_for): Make sure to not have
3495 TREE_OVERFLOW set on the bound.
3497 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3499 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3501 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3502 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3505 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3507 * gcc/config/spu/spu.md (divdf3): Removed.
3509 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3511 PR tree-optimization/37095
3512 * cgraph.c (cgraph_node): When creating new cgraph node after
3513 assembler_name_hash has been populated, record it in the hash
3516 2008-09-01 Paul Brook <paul@codesourcery.com>
3518 * doc/invoke.texi: Document -mword-relocations.
3519 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3520 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3521 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3522 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3523 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3524 (arm_emit_movpair): New function.
3525 (arm_print_operand <c>): Handle sybolic addresses.
3526 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3527 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3528 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3529 * config/arm/arm.opt: Add -mword-relocations.
3530 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3531 (arm_movt, arm_movw): New.
3533 2008-09-01 Paul Brook <paul@codesourcery.com>
3535 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3536 Allow Interworking on ARMv4 EABI based targets.
3537 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3538 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3540 2008-09-01 Paul Brook <paul@codesourcery.com>
3542 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3543 optimized LT0 test. Remove optimization for GT.
3545 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3547 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3548 openmp applications.
3549 * pa-hpux11.h (LIB_SPEC): Likewise.
3551 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3554 2008-09-01 Jan Hubicka <jh@suse.cz>
3556 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3557 present, use only counts; when guessed use only frequencies.
3558 (estimate_bb_frequencies): Use function_frequency.
3559 * profile.c (compute_branch_probabilities): Exit early when
3560 profile reading failed. Set profile_status.
3561 (branch_prob): Do not set profile_status.
3563 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3565 * tree.c (protected_set_expr_location): New.
3566 * tree.h (protected_set_expr_location): New prototype.
3567 * c-tree.h (build_array_ref): Add argument.
3568 (parser_build_unary_op): Same.
3569 * c-typeck.c (build_indirect_ref): Handle new location argument.
3570 (build_array_ref): Same.
3571 (parser_build_unary_op): Same.
3572 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3574 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3576 * c-common.c (finish_label_address_expr): Handle new location argument.
3577 * c-common.h (build_indirect_ref): Add argument.
3578 (finish_label_address_expr): Same.
3579 * c-parser.c (c_parser_unary_expression): Pass location to build
3581 (c_parser_postfix_expression): Same.
3583 2008-09-01 Paul Brook <paul@codesourcery.com>
3585 * config/arm/arm.md: Include cortex-r4f.md.
3586 (attr fpu): Update type list.
3587 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3588 fconstd, fcmps and fcmpd.
3589 (attr tune_cortexr4): Define.
3590 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3591 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3592 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3593 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3594 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3595 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3596 cortex_a8_vfp_farith: Ditto.
3597 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3598 * config/arm/cortex-r4.md: Use tune_cortexr4.
3599 * config/arm/cortex-r4f.md: New file.
3601 2008-09-01 Richard Guenther <rguenther@suse.de>
3603 PR tree-optimization/37305
3604 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3605 the result of constant conversions.
3606 (fold_gimple_assign): Likewise.
3608 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3610 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3611 #ifdef ENABLE_CHECKING.
3613 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3615 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3616 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3617 when !INSN_SCHEDULING.
3619 2008-09-01 Andreas Schwab <schwab@suse.de>
3621 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3623 2008-09-01 Paul Brook <paul@codesourcery.com>
3625 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3627 2008-09-01 Jan Hubicka <jh@suse.cz>
3629 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3631 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3633 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3634 * gimplify.c (gimplify_init_constructor): Add speed operand.
3635 * tree-sra.c (decide_block_copy): Likewise.
3636 * tree-inline.c (estimate_move_cost): Likewise.
3637 * config/alpha/alpha.h (MOVE_RATIO): Update.
3638 * config/frv/frv.c (MOVE_RATIO): Update.
3639 * config/spu/spu.h (MOVE_RATIO): Update.
3640 * config/sparc/sparc.h (MOVE_RATIO): Update.
3641 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3642 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3643 * config/cris/cris.h (MOVE_RATIO): Update.
3644 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3645 * config/arm/arm.h (MOVE_RATIO): Update.
3646 * config/pa/pa.md: Update uses of MOVE_RATIO
3647 * config/pa/pa.h (MOVE_RATIO): Update.
3648 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3649 CLEAR_RATIO, SET_RATIO): Update.
3650 * config/h8300/h8300.h (MOVE_RATIO): Update.
3651 * config/v850/v850.h (MOVE_RATIO): Update.
3652 * config/bfin/bfin.h (MOVE_RATIO): Update.
3654 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3655 Dmitry Melnik <dm@ispras.ru>
3656 Dmitry Zhurikhin <zhur@ispras.ru>
3657 Alexander Monakov <amonakov@ispras.ru>
3658 Maxim Kuvyrkov <maxim@codesourcery.com>
3660 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3661 sel-sched-dump.c, sel-sched-ir.c: New files.
3662 * Makefile.in (OBJS-common): Add selective scheduling object files.
3663 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3664 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3665 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3666 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3667 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3668 (make_forwarder_block): Update loop latch if we have redirected
3669 the loop latch edge.
3670 * cfgloop.c (get_loop_body_in_custom_order): New function.
3671 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3672 (CP_FALLTHRU_PREHEADERS): Likewise.
3673 (get_loop_body_in_custom_order): Declare.
3674 * cfgloopmanip.c (has_preds_from_loop): New.
3675 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3676 Assert that the preheader edge will be fall thru when it is set.
3677 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3678 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3679 fsel-sched-substitution, fselective-scheduling): New flags.
3680 * cse.c (hash_rtx_cb): New.
3682 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3683 sel_sched_insn_cnt): New counters.
3684 * final.c (compute_alignments): Export. Free dominance
3685 info after loop_optimizer_finalize.
3686 * genattr.c (main): Output maximal_insn_latency prototype.
3687 * genautomata.c (output_default_latencies): New.
3688 Factor its code from ...
3689 (output_internal_insn_latency_func): ... here.
3690 (output_internal_maximal_insn_latency_func): New.
3691 (output_maximal_insn_latency_func): New.
3692 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3693 (struct hard_reg_set_iterator): New.
3694 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3695 hard_reg_set_iter_next): New functions.
3696 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3697 * lists.c (remove_free_INSN_LIST_node,
3698 remove_free_EXPR_LIST_node): New functions.
3699 * loop-init.c (loop_optimizer_init): When
3700 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3701 calling create_preheaders.
3702 (loop_optimizer_finalize): Do not verify flow info after reload.
3703 * recog.c (validate_replace_rtx_1): New parameter simplify.
3704 Default it to true. Update all uses. Factor out simplifying
3706 (simplify_while_replacing): ... this new function.
3707 (validate_replace_rtx_part,
3708 validate_replace_rtx_part_nosimplify): New.
3709 * recog.h (validate_replace_rtx_part,
3710 validate_replace_rtx_part_nosimplify): Declare.
3711 * rtl.c (rtx_equal_p_cb): New.
3712 (rtx_equal_p): Use it.
3713 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3714 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3715 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3716 * vecprim.h: Add a vector type for unsigned int.
3717 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3718 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3719 ready_try, cycle_issued_insns, spec_info): Make global.
3720 (readyp): Initialize.
3721 (dfa_lookahead): New global variable.
3722 (old_max_uid, old_last_basic_block): Remove.
3723 (h_i_d): Make it a vector.
3724 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3726 (after_recovery, adding_bb_to_current_region_p):
3727 New variables to handle correct insertion of the recovery code.
3728 (struct ready_list): Move declaration to sched-int.h.
3729 (rgn_n_insns): Removed.
3730 (rtx_vec_t): Move to sched-int.h.
3731 (find_insn_reg_weight): Remove.
3732 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3733 (haifa_init_h_i_d, haifa_finish_h_i_d):
3734 New functions to initialize / finalize haifa instruction data.
3735 (extend_h_i_d, init_h_i_d): Rewrite.
3736 (unlink_other_notes): Move logic to add_to_note_list. Handle
3737 selective scheduler.
3738 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3739 find_fallthru_edge): Make global, remove static prototypes.
3740 (max_issue): Make global. Add privileged_n and state parameters. Use
3742 (extend_global, extend_all): Removed.
3743 (init_before_recovery): Add new param. Fix the handling of the case
3744 when we insert a recovery code before the EXIT which has a predecessor
3745 with a fallthrough edge to it.
3746 (create_recovery_block): Make global. Rename to
3747 sched_create_recovery_block. Update.
3748 (change_pattern): Rename to sched_change_pattern. Make global.
3749 (speculate_insn): Rename to sched_speculate_insn. Make global.
3750 Split haifa-specific functionality into ...
3751 (haifa_change_pattern): New static function.
3752 (sched_extend_bb): New static function.
3753 (sched_init_bbs): New function.
3754 (current_sched_info): Change type to struct haifa_sched_info.
3755 (insn_cost): Adjust for selective scheduling.
3756 (dep_cost_1): New function. Move logic from ...
3757 (dep_cost): ... here.
3758 (dep_cost): Use dep_cost_1.
3759 (contributes_to_priority_p): Use sched_deps_info instead of
3761 (priority): Adjust to work with selective scheduling. Process the
3762 corner case when all dependencies don't contribute to priority.
3763 (rank_for_schedule): Use ds_weak instead of dep_weak.
3764 (advance_state): New function. Move logic from ...
3765 (advance_one_cycle): ... here.
3766 (add_to_note_list, concat_note_lists): New functions.
3767 (rm_other_notes): Make static. Adjust for selective scheduling.
3768 (remove_notes, restore_other_notes): New functions.
3769 (move_insn): Add two arguments. Update assert. Don't call
3771 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3772 Remove more_issue, max_points. Move the code to initialize
3773 max_lookahead_tries to max_issue.
3774 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3775 ready. Adjust use of move_insn. Call restore_other_notes.
3777 (sched_init, sched_finish): Move Haifa-specific initialization/
3779 (haifa_sched_init, haifa_sched_finish): ... respectively.
3781 (setup_sched_dump): New function.
3782 (haifa_init_only_bb): New static function.
3783 (haifa_speculate_insn): New static function.
3784 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3785 (extend_ready, extend_all): Remove.
3786 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3787 (create_check_block_twin, add_to_speculative_block): Use
3788 haifa_insns_init instead of extend_global. Update to use new
3789 initialization functions. Change parameter. Factor out code from
3790 create_check_block_twin to ...
3791 (sched_create_recovery_edges) ... this new function.
3792 (add_block): Remove.
3793 (sched_scan_info): New.
3794 (extend_bb): Use sched_scan_info.
3795 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3796 static functions for walking through scheduling region.
3797 (sched_luids): New vector variable to replace uid_to_luid.
3798 (luids_extend_insn): New function.
3799 (sched_max_luid): New variable.
3800 (luids_init_insn): New function.
3801 (sched_init_luids, sched_finish_luids): New functions.
3802 (insn_luid): New debug function.
3803 (sched_extend_target): New function.
3804 (haifa_init_insn): New static function.
3805 (sched_init_only_bb): New hook.
3806 (sched_split_block): New hook.
3807 (sched_split_block_1): New function.
3808 (sched_create_empty_bb): New hook.
3809 (sched_create_empty_bb_1): New function.
3810 (common_sched_info, ready): New global variables.
3811 (current_sched_info_var): Remove.
3812 (move_block_after_check): Use common_sched_info.
3813 (haifa_luid_for_non_insn): New static function.
3814 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3815 (increase_insn_priority): New.
3816 * modulo-sched.c: (issue_rate): Remove static declaration.
3817 (sms_sched_info): Change type to haifa_sched_info.
3818 (sms_sched_deps_info, sms_common_sched_info): New variables.
3819 (setup_sched_infos): New.
3820 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3821 Do not call regstat_free_calls_crossed.
3822 (sms_print_insn): Use const_rtx.
3823 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3824 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3825 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3826 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3827 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3828 current_sched_info to use it.
3829 (enum reg_pending_barrier_mode): Move to sched-int.h.
3830 (h_d_i_d): New variable. Initialize to NULL.
3831 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3833 (estimate_dep_weak): Remove static declaration.
3834 (sched_has_condition_p): New function. Adjust users of
3835 sched_get_condition to use it instead.
3836 (conditions_mutex_p): Add arguments indicating which conditions are
3838 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3839 argument to indicate whether returned condition is reversed. Do not
3840 generate new rtx when condition should be reversed; indicate it by
3841 setting new argument instead.
3842 (add_dependence_list_and_free): Add deps parameter.
3843 Update all users. Do not free dependence list when
3844 deps context is readonly.
3845 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3847 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3848 (remove_from_deps): New. Use the above functions.
3849 (cur_insn, can_start_lhs_rhs_p): New static variables.
3850 (add_or_update_back_dep_1): Initialize present_dep_type.
3851 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3852 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3853 haifa_note_dep): New functions implementing dependence hooks for
3854 the Haifa scheduler.
3855 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3856 note_dep): New functions.
3857 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3859 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3860 (free_deps): Initialize deps->reg_last.
3861 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3862 sched_analyze_insn): Update to use dependency hooks infrastructure
3863 and readonly contexts.
3864 (deps_analyze_insn): New function. Move part of logic from ...
3865 (sched_analyze): ... here. Also move some logic to ...
3866 (deps_start_bb): ... here. New function.
3867 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3869 (sched_deps_init): New function. Move code from ...
3870 (init_dependency_caches): ... here. Remove.
3871 (init_deps_data_vector): New.
3872 (sched_deps_finish): New function. Move code from ...
3873 (free_dependency_caches): ... here. Remove.
3874 (init_deps_global, finish_deps_global): Adjust for use with
3875 selective scheduling.
3876 (get_dep_weak): Move logic to ...
3877 (get_dep_weak_1): New function.
3878 (ds_merge): Move logic to ...
3879 (ds_merge_1): New static function.
3880 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3881 (ds_get_max_dep_weak): New function.
3882 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3883 (n_insns): Rename to rgn_n_insns.
3884 (debug_ebb_dependencies): New function.
3885 (init_ready_list): Use it.
3886 (begin_schedule_ready): Use sched_init_only_bb.
3887 (ebb_print_insn): Indicate when an insn starts a new cycle.
3888 (contributes_to_priority, compute_jump_reg_dependencies,
3889 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3890 (add_block1): Remove to ebb_add_block.
3891 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3892 (schedule_ebb): Initialize them. Use remove_notes instead of
3893 rm_other_notes. Use haifa_local_init/finish.
3894 (schedule_ebbs): Use haifa_sched_init/finish.
3895 * sched-int.h: Include vecprim.h, remove rtl.h.
3896 (struct ready_list): Delete declaration.
3897 (sched_verbose_param, enum sched_pass_id_t,
3898 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3899 (struct sched_scan_info_def): New structure.
3900 (sched_scan_info, sched_scan, sched_init_bbs,
3901 sched_init_luids, sched_finish_luids, sched_extend_target,
3902 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3903 (struct common_sched_info_def): New.
3904 (common_sched_info, haifa_common_sched_info,
3905 sched_emulate_haifa_p): Declare.
3907 (sched_luids): Declare.
3908 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3909 (sched_max_luid, insn_luid): Declare.
3910 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3911 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3912 print_insn, print_pattern, print_value, haifa_classify_insn,
3913 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3914 setup_sched_dump, sched_init, sched_finish,
3915 sel_insn_is_speculation_check): Export.
3916 (struct ready_list): Move from haifa-sched.c.
3917 (ready_try, ready, max_issue): Export.
3918 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3919 sched_init_only_bb, sched_split_block, sched_split_block_1,
3920 sched_create_empty_bb, sched_create_empty_bb_1,
3921 sched_create_recovery_block, sched_create_recovery_edges): Export.
3922 (enum reg_pending_barrier_mode): Export.
3923 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3925 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3926 print_insn field. Move add_block and fix_recovery_cfg to
3927 common_sched_info_def. Move compute_jump_reg_dependencies,
3929 (struct sched_deps_info_def): ... this new structure.
3930 (sched_deps_info): Declare.
3931 (struct spec_info_def): Remove weakness_cutoff, add
3932 data_weakness_cutoff and control_weakness_cutoff.
3933 (spec_info): Declare.
3934 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3936 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3937 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3938 (current_sched_info): Change type to struct haifa_sched_info.
3939 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3940 (h_d_i_d): New variable.
3941 (HDID): New accessor macro.
3942 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3943 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3945 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3946 (enum SCHED_FLAGS): Update for selective scheduler.
3947 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3948 (init_dependency_caches, free_dependency_caches): Delete declarations.
3949 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3950 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3951 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3952 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3953 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3955 (rm_other_notes): Delete declaration.
3956 (schedule_block): Remove one argument.
3957 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3958 ready_element, ready_lastpos, sched_extend_ready_list,
3959 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3960 concat_note_lists): Export.
3961 (struct region): Move from sched-rgn.h.
3962 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3963 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3964 BLOCK_TO_BB, CONTAINING_RGN): Export.
3965 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3966 (current_nr_blocks, current_blocks, target_bb): Likewise.
3967 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3968 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3969 sched_rgn_local_init, extend_regions,
3970 rgn_make_new_region_out_of_new_block, compute_priorities,
3971 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3972 extend_rgns, deps_join rgn_setup_common_sched_info,
3973 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3974 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3975 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3976 increase_insn_priority): Likewise.
3977 * sched-rgn.c: Include sel-sched.h.
3978 (ref_counts): New static variable. Use it ...
3979 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3980 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3981 (sched_is_disabled_for_current_region_p): Delete static declaration.
3982 (struct region): Move to sched-int.h.
3983 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3984 ebb_head): Define and initialize.
3985 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3986 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3987 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3989 (find_single_block_region): Add new argument to indicate that EBB
3990 regions should be constructed.
3991 (debug_live): Delete declaration.
3992 (current_nr_blocks, current_blocks, target_bb):
3993 Remove static qualifiers.
3994 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3996 (init_regions): Delete declaration.
3997 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3998 rgn_estimate_number_of_insns): New.
3999 (too_large): Use estimate_number_of_insns.
4000 (haifa_find_rgns): New. Move the code from ...
4001 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4002 (free_trg_info): New.
4003 (compute_trg_info): Allocate candidate tables here instead of ...
4004 (init_ready_list): ... here.
4005 (rgn_print_insn): Use const_rtx.
4006 (contributes_to_priority, extend_regions): Delete static declaration.
4007 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4008 (add_block1): Rename to rgn_add_block.
4009 (debug_rgn_dependencies): Delete static qualifier.
4010 (new_ready): Use sched_deps_info. Simplify.
4011 (rgn_common_sched_info, rgn_const_sched_deps_info,
4012 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4014 (region_sched_info): Rename to rgn_const_sched_info.
4015 (deps_join): New, extracted from ...
4016 (propagate_deps): ... here.
4017 (compute_block_dependences, debug_dependencies): Update for selective
4019 (free_rgn_deps, compute_priorities): New functions.
4020 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4021 sched_rgn_compute_dependencies): New functions.
4022 (schedule_region): Use them.
4023 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4024 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4026 (schedule_insns): Call new functions that were split out.
4027 (rgn_make_new_region_out_of_new_block): New.
4028 (get_rgn_sched_max_insns_priority): New.
4029 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4030 scheduling when appropriate.
4031 * sched-vis.c: Include insn-attr.h.
4032 (print_value, print_pattern): Make global.
4033 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4034 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4035 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4036 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4037 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4038 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4039 hooks. Initialize them to 0.
4040 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4041 * target.h (struct gcc_target): Add them. Rename gen_check field to
4043 * flags.h (sel_sched_switch_set): Declare.
4044 * opts.c (sel_sched_switch_set): New variable.
4045 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4046 pipelining is disabled from command line.
4047 (common_handle_option): Record whether selective scheduling is
4048 requested from command line.
4049 * doc/invoke.texi: Document new flags and parameters.
4050 * doc/tm.texi: Document new target hooks.
4051 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4053 (dfa_state_size): Do not declare locally.
4054 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4055 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4056 rs6000_alloc_sched_context, rs6000_set_sched_context,
4057 rs6000_free_sched_context): New functions.
4058 (struct _rs6000_sched_context): New.
4059 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4061 (rs6000_sched_finish): Do not run for selective scheduling.
4063 2008-08-31 Jan Hubicka <jh@suse.cz>
4065 * frv.c (frv_rtx_costs): Update forward declaration.
4066 * spu.c (spu_rtx_costs): Likewise.
4067 * pdp11.c: Include df.h
4068 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4069 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4070 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4071 * iq2000.c (iq2000_address_cost): Add speed argument.
4072 (iq2000_rtx_costs): Likewise.
4073 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4074 update call of mn10300_address_cost.
4075 * mcore.c: Include df.h
4076 (mcore_rtx_costs): Update prototype.
4077 * score3.c: Include df.h
4078 (score3_rtx_costs): Remove speed argument.
4079 * score7.c: Include df.h
4080 (score7_address_cost): Remove speed argument.
4081 * score-protos.h (score_address_cost): Update prototype.
4082 * score.c: Include df.h
4083 (score_rtx_costs): Update call of costs functions.
4084 * v850.c (v850_rtx_costs): Add bool argument.
4086 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4088 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4090 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4092 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4093 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4095 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4097 * mkmap-flat.awk: Add option pe_dll.
4098 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4099 * config/i386/t-cygwin (SHLIB_LC): Add.
4100 * config/i386/t-mingw32 (SHLIB_LC): Add.
4101 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4102 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4103 (LINK_SPEC): Support libgcc_s.
4104 (LIBGCC_SPEC): Support libgcc_s.
4105 (LIBGCC_SONAME): New.
4107 2008-08-31 Jan Hubicka <jh@suse.cz>
4109 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4110 mistakely had old version of patch.
4112 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4113 (ipcp_estimate_growth): New.
4114 (ipcp_insert_stage): Use ipcp_estimate_growth.
4115 * profile.c (branch_prob): When reading failed, do not consider
4118 2008-08-31 Jan Hubicka <jh@suse.cz>
4120 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4121 loop is optimized for speed.
4123 2008-08-31 Richard Guenther <rguenther@suse.de>
4126 * fold-const.c (fold_binary): Retain conversions in folding
4129 2008-08-31 Jan Hubicka <jh@suse.cz>
4131 * postreload-gcse.c (eliminate_partially_redundant_loads):
4132 Use optimize_bb_for_size_p.
4133 * predict.c (maybe_hot_frequency_p): Make inline.
4134 (maybe_hot_count_p): Break out from ...
4135 (maybe_hot_bb_p): ... this one.
4136 (maybe_hot_edge_p): Simplify.
4137 * basic-block.h (probably_cold_bb_p): Remove.
4139 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4142 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4144 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4145 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4146 Also split V4SFmode.
4147 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4150 2008-08-31 Jan Hubicka <jh@suse.cz>
4152 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4154 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4156 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4159 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4162 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4163 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4165 2008-08-31 Jan Hubicka <jh@suse.cz>
4167 * sparc.h (BRANCH_COST): Fix macro definition.
4168 * avr.c (avr_operand_rtx_cost): Add speed argument.
4169 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4171 2008-08-31 Richard Guenther <rguenther@suse.de>
4173 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4174 types instead of operands. Re-instantiate verifying of
4175 binary expression operands.
4177 2008-08-30 Jan Hubicka <jh@suse.cz>
4179 * fwprop.c (should_replace_address): Add speed attribute.
4180 (PR_OPTIMIZE_FOR_SPEED): New flag.
4181 (propagate_rtx_1): Use it.
4182 (propagate_rtx): Set it.
4183 (try_fwprop_subst): Update call of rtx_costs.
4184 (forward_propagate_and_simplify): LIkewise.
4185 * hooks.c (hook_int_rtx_bool_0): New
4186 (hook_bool_rtx_int_int_intp_false): Replace by ...
4187 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4188 * hooks.h (hook_int_rtx_bool_0): New
4189 (hook_bool_rtx_int_int_intp_false): Replace by ...
4190 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4191 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4192 (prepare_cmp_insn): UPdate call of rtx_cost.
4193 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4194 (reload_cse_simplify_operands): Update call of rtx_cost.
4195 (reload_cse_move2add): call of rtx_cost.
4196 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4197 * rtlanal.c (rtx_cost): Add speed argument.
4198 (address_cost): Add speed argument
4199 (default_address_cost): Likewise.
4200 (insn_rtx_cost): Likewise.
4201 * cfgloopanal.c (seq_cost): Add speed argument.
4202 (target_reg_cost, target_spill_cost): Turn to array.
4203 (init_set_costs): Update for speed.
4204 (estimate_reg_pressure_cost): Add speed argument.
4205 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4206 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4207 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4208 (seq_cost): Add speed argument.
4209 (computation_cost): Add speed arugment.
4210 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4211 (force_expr_to_var_cost): Update for profile info.
4212 (force_var_cost): Likewise.
4213 (split_address_cost): Likewise.
4214 (ptr_difference_cost): Likewise.
4215 (difference_cost): Likewise.
4216 (get_computation_cost_at): Likewise.
4217 (determine_iv_cost): Likewise.
4218 (ivopts_global_cost_for_size): Likewise.
4219 (rewrite_use_address): Likewise.
4220 (tree_ssa_iv_optimize_loop): Initialize speed field.
4221 * cse.c (optimize_this_for_speed_p): New static var.
4222 (notreg_cost): Update call of rtx_cost.
4223 (cse_extended_basic_block): set optimize_this_for_speed_p.
4224 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4225 (noce_try_cmove_arith): Likewise.
4226 (noce_try_sign_mask): LIkewise.
4227 * expr.c (compress_float_constant): Update rtx_cost calls.
4228 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4230 (addr_to_parts): Likewise.
4231 (create_mem_ref): Likewise.
4232 * dse.c (find_shift_sequence): Add speed argument.
4233 (replace_read): Update call.
4234 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4235 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4236 * neg_cost, shift_cost, shiftadd_cost,
4237 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4238 mul_highpart_cost): Increase dimension.
4239 (init_expmed): Initialize for both size and speed.
4240 (expand_shift): Use profile.
4241 (synth_mult): Use profile.
4242 (choose_mult_variant): Use profile.
4243 (expand_mult): Use profile.
4244 (expand_mult_highpart_optab): Use profile.
4245 (expand_mult_highpart): Use profile.
4246 (expand_smod_pow2): Use profile.
4247 (expand_divmod): Use profile.
4248 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4250 * loop-invariant.c (create_new_invariant): Use profile.
4251 (gain_for_invariant): Add speed parameter.
4252 (best_gain_for_invariant): Likewise.
4253 (find_invariants_to_move): Likewise.
4254 (move_single_loop_invariants): Set it.
4255 * target-def.h (TARGET_RTX_COSTS): Use hook.
4256 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4257 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4258 * output.h (default_address_cost): Update prototype.
4259 * combine.c (optimize_this_for_speed_p): New static var.
4260 (combine_validate_cost): Update call of rtx_cost.
4261 (combine_instructions): Set optimize_this_for_speed_p.
4262 (expand_compound_operation): Update call of rtx_cost.
4263 (make_extraction):Update call of rtx_cost.
4264 (force_to_mode):Update call of rtx_cost.
4265 (distribute_and_simplify_rtx):Update call of rtx_cost.
4266 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4267 (estimate_reg_pressure_cost): Update prototype.
4268 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4269 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4271 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4272 (alpha_rtx_costs): Update.
4273 * config/frv/frv.c (frv_rtx_costs): Update.
4274 * config/s390/s390.c (s390_rtx_costs): Update.
4275 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4276 (m32c_rtx_costs): Update.
4277 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4278 (spu_rtx_costs): Update.
4279 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4280 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4281 * config/i386/i386.c (:ix86_address_cost): Update.
4282 (ix86_rtx_costs): Update.
4283 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4284 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4285 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4286 * config/crx/crx.c (crx_address_cost): Update.
4287 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4288 * config/stormy16/stormy16.c
4289 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4290 * config/m68hc11/m68hc11.c
4291 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4292 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4293 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4295 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4297 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4298 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4299 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4300 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4301 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4302 (mcore_rtx_costs): update.
4303 * config/score/score3.c (score3_rtx_costs): Update.
4304 * config/score/score7.c (score7_rtx_costs): Update.
4305 * config/score/score3.h (score3_rtx_costs):Update.
4306 * config/score/score7.h (score7_rtx_costs): Update.
4307 * config/score/score.c (score_rtx_costs): Update.
4308 * config/arm/arm.c (arm_address_cost): Update.
4309 (arm_rtx_costs_1): Update.
4310 (arm_rtx_costs_1): Update.
4311 (arm_size_rtx_costs): Update.
4312 (arm_size_rtx_costs): Update.
4313 (arm_size_rtx_costs): Update.
4314 (arm_xscale_rtx_costs): Update.
4315 (arm_thumb_address_cost): Update.
4316 * config/pa/pa.c (hppa_address_cost): Update.
4317 * config/mips/mips.c (mips_rtx_costs): Update.
4318 * config/vax/vax.c (vax_address_cost): Update.
4319 * config/h8300/h8300.c (h8300_shift_costs): Update.
4320 (h8300_rtx_costs): Update.
4321 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4322 (v850_rtx_costs): Update.
4323 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4324 * config/bfin/bfin.c
4325 (bfin_address_cost): Update.
4326 (bfin_rtx_costs): Update.
4327 * stmt.c (lshift_cheap_p): Update.
4329 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4332 * expmed.c (extract_bit_field_1): Check the mode size to make
4333 sure the vector modes have the same size.
4335 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4337 * dojump.c (top level): Include basic-block.h to declare
4338 optimize_insn_for_speed_p
4340 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4342 * opts.h (CL_SAVE): New option class for marking options that are
4343 target specific options usable in the target attribute.
4344 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4346 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4347 can easily find the target specific options that are safe to use
4348 in the attribute or pragma.
4350 * attribs.c (decl_attributes): Change #pragma GCC option to
4351 #pragma GCC target, and attribute((option(...))) to
4352 attribute((target(...))).
4354 * doc/extend.texi (target attribute): Change from option
4355 attribute. Delete push/pop/reset.
4356 (#pragma GCC target): Change from #pragma GCC option. Delete
4358 (#pragma GCC push_options): Document new pragma.
4359 (#pragma GCC pop_options): Document new pragma.
4360 (#pragma GCC reset_options): Document new pragma.
4362 * targhooks.c (default_target_option_valid_attribute_p): Add
4363 warning about port not supporting target attributes.
4364 (default_target_option_pragma_parse): New function, warn about
4365 #pragma GCC target not being supported.
4367 * targhooks.h (default_target_option_pragma_parse): Add
4370 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4371 TI_CURRENT_OPTION_PRAGMA.
4372 (current_target_pragma): Rename from current_option_pragma.
4374 * target.h: (struct target_option): Delete booleans for changing
4375 the optimization level on hot/cold functions. Change signature of
4376 pragma_parse hook to take a second tree.
4378 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4380 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4381 that the declaration is done at global scope.
4383 * langhooks.c (add_builtin_function_common): Move most of the code
4384 from add_builtin_function here, calling the hook passed in.
4385 (add_builtin_function): Call add_builtin_function_common with
4386 standard builtin hook.
4387 (add_builtin_function_ext_scope): New function to add builtins to
4390 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4392 (add_builtin_function_ext_scope): Add declaration.
4394 * c-pragma.c (handle_pragma_target): Rename from
4395 handle_pragma_option, #pragma GCC option is now #pragma GCC
4396 target. Move warning about port not supporting target options to
4397 default pragma parse hook. Remove push/pop/reset from this
4399 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4400 (option_stack): Delete static variable.
4401 (optimize_stack): Ditto.
4402 (optons_stack): New stack of saved target and optimization
4404 (handle_pragma_push_options): New function to handle pushing both
4405 target and optimization options.
4406 (handle_pragma_pop_options): New function to handle popping both
4407 target and optimization options.
4408 (handle_pragma_reset_options): New function to handle resetting
4409 both target and optimization options to their initial state.
4410 (init_pragma): Rename handle_pragma_option to
4411 handle_pragma_target. Add support for push_options, pop_options,
4412 and reset_options pragmas.
4414 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4415 default_target_option_pragma_parse.
4416 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4417 default_target_option_valid_attribute_p.
4418 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4419 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4420 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4421 optimization level on hot/cold functions.
4423 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4424 if the caller and callee have different optimization levels.
4426 * c-common.c (handle_target_attribute): Rename from
4427 handle_option_attribute, attribute((option(...))) is now
4428 attribute((target(...))). Move warning if the port does not
4429 support target attributes to the default hook.
4430 (handle_hot_attribute): Delete code to change the optimization
4431 level of hot functions.
4432 (handle_cold_attribute): Ditto.
4434 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4435 argument that is the binary tree options to use if there are no
4436 arguments. Call ix86_valid_target_attribute_tree instead of
4437 ix86_valid_option_attribute_tree.
4438 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4439 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4440 ix86_pragma_option_parse.
4442 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4443 Rename from ix86_valid_option_attribute_tree.
4445 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4446 new builtins when the ISA changes.
4447 (ix86_valid_target_attribute_tree): Rename from
4448 ix86_valid_option_attribute_tree. Change callers. If the
4449 function specified optimization options, use those as the starting
4450 point before setting up the target attributes. If the
4451 optimization options were changed in the course of setting the
4452 target attributes, record the new optimization options.
4453 (ix86_valid_target_attribute_tree_inner_p): Rename from
4454 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4455 ix86_add_new_builtins if the ISA changed.
4456 (ix86_valid_target_attribute_p): Rename from
4457 ix86_valid_option_attribute_p. Change callers.
4458 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4459 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4460 as delayed builtin functions.
4461 (struct builtin_isa): New structure to record builtin functions
4462 that should be delayed until the ISA for that function is used.
4463 (ix86_builtins_isa): Change from int to struct to track builtin
4464 functions we want to declare at some point.
4465 (def_builtin): If the front end can delay defining the builtin
4466 functions, don't create builtins for ISAs not part of the default
4468 (def_builtin_const): Ditto.
4469 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4470 __builtin_ia32_pcmov_v2di to be different builtin functions.
4471 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4472 a structure instead of an int.
4473 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4474 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4475 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4476 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4478 * config/ia64/ia64.h
4479 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4480 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4482 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4483 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4484 (LANG_HOOKS_INITIALIZER): Add
4485 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4487 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4490 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4491 the reload address with the index register for SFmode
4492 access with a displacement.
4494 2008-08-30 Jan Hubicka <jh@suse.cz>
4496 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4497 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4498 * dojump.c (do_jump): Likewise.
4499 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4500 (note-if_info): Add BRANCH_COST.
4501 (noce_try_store_flag_constants, noce_try_addcc,
4502 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4503 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4504 find_if_case_2): Use computed branch cost.
4505 * expr.h (BRANCH_COST): Update default.
4506 * predict.c (predictable_edge_p): New function.
4507 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4508 Update BRANCH_COST call.
4509 * basic-block.h (predictable_edge_p): Declare.
4510 * config/alpha/alpha.h (BRANCH_COST): Update.
4511 * config/frv/frv.h (BRANCH_COST): Update.
4512 * config/s390/s390.h (BRANCH_COST): Update.
4513 * config/spu/spu.h (BRANCH_COST): Update.
4514 * config/sparc/sparc.h (BRANCH_COST): Update.
4515 * config/m32r/m32r.h (BRANCH_COST): Update.
4516 * config/i386/i386.h (BRANCH_COST): Update.
4517 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4519 * config/sh/sh.h (BRANCH_COST): Update.
4520 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4521 * config/avr/avr.h (BRANCH_COST): Update.
4522 * config/crx/crx.h (BRANCH_COST): Update.
4523 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4524 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4525 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4526 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4527 * config/ia64/ia64.h (BRANCH_COST): Update.
4528 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4529 * config/arc/arc.h (BRANCH_COST): Update.
4530 * config/score/score.h (BRANCH_COST): Update.
4531 * config/arm/arm.h (BRANCH_COST): Update.
4532 * config/pa/pa.h (BRANCH_COST): Update.
4533 * config/mips/mips.h (BRANCH_COST): Update.
4534 * config/vax/vax.h (BRANCH_COST): Update.
4535 * config/h8300/h8300.h (BRANCH_COST): Update.
4536 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4537 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4538 * doc/tm.texi (BRANCH_COST): Update.
4540 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4543 * config/arm/arm.c (arm_optimization_options): Set
4544 flag_section_anchors to 2 instead of 1 to distinguish it from
4545 -fsection-anchors given explicitely on the command line.
4547 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4549 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4550 final insn of a split.
4552 2008-08-30 Jan Hubicka <jh@suse.cz>
4554 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4555 optimized for speed.
4556 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4557 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4558 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4559 flag_gcse_after_reload_set): New static vars.
4560 (common_handle_option): Enable those flags for profile-use.
4561 (decode_options): Remove optimize_size flags that are handled
4562 on higher granuality.
4563 * tree-vectorizer.c (vectorize_loops): Use
4564 optimize_loop_nest_for_speed_p.
4565 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4566 * tree-predcom.c (tree_predictive_commoning): Use
4567 optimize_loop_for_speed_p.
4568 * varasm.c (assemble_start_function): Use
4569 optimize_function_for_speed_p.
4570 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4571 * predict.c (optimize_loop_for_speed_p): Fix walk.
4573 2008-08-30 Jan Hubicka <jh@suse.cz>
4575 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4577 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4578 profile presence locally.
4580 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4583 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4584 versions before 4.0.
4586 2008-08-29 Jan Hubicka <jh@suse.cz>
4588 * tree-inline.c (insert_init_stmt): Insert sequence even when
4591 2008-08-29 Jeff Law <law@redhat.com>
4593 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4594 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4595 location and class is an FP register.
4597 2008-08-29 Jan Hubicka <jh@suse.cz>
4599 * see.c (see_merge_one_def_extension): Silence used uninitialized
4601 * matrix-reorg.c (check_allocation_function): Likewise.
4602 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4604 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4607 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4608 compute new & and | in type rather than TREE_TYPE (arg0).
4610 * dwarf2out.c (fortran_common): Update comment.
4611 (gen_variable_die): Swap com_die and var_die variables in Fortran
4612 COMMON block handling code.
4614 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4616 * dwarf2out.c (gen_const_die): New function.
4617 (size_of_die, value_format, output_die): Output larger
4618 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4619 (native_encode_initializer): New function.
4620 (tree_add_const_value_attribute): Call it.
4621 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4623 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4624 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4625 TREE_THIS_VOLATILE to add_type_attribute.
4627 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4629 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4632 * dwarf2out.c (loc_by_reference): New function.
4633 (add_location_or_const_value_attribute): Use it.
4636 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4637 as DW_TAG_variable children of DW_TAG_common_block rather than
4638 DW_TAG_member children. Put DW_AT_external to individual
4639 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4641 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4642 loc_descriptor_from_tree_1.
4646 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4647 arguments to imported_module_or_decl.
4648 (debug_nothing_tree_tree): Removed.
4649 (debug_nothing_tree_tree_tree_bool): New prototype.
4650 * debug.c (do_nothing_debug_hooks): Adjust.
4651 (debug_nothing_tree_tree): Removed.
4652 (debug_nothing_tree_tree_tree_bool): New function.
4653 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4654 (gen_variable_die): Put all common vars for the
4655 same COMMON block under one DW_TAG_common_block.
4656 (declare_in_namespace): Return new context_die, for Fortran
4657 return the module DIE instead of adding extra declarations into
4659 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4660 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4661 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4663 (dwarf2out_global_decl): Don't skip Fortran global vars.
4664 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4665 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4666 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4667 DW_TAG_imported_declaration as child of previous
4668 DW_TAG_imported_module.
4669 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4670 * sdbout.c (sdb_debug_hooks): Likewise.
4671 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4673 2008-08-29 Jan Hubicka <jh@suse.cz>
4675 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4677 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4678 * ipa-cp.c (n_cloning_candidates): New static variable.
4679 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4680 (ipcp_print_all_lattices): Improve debug output.
4681 (ipcp_cloning_candidate_p): New function.
4682 (ipcp_initialize_node_lattices): Use it.
4683 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4684 (ipcp_propagate_stage): Prettier debug output.
4685 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4686 (ipcp_print_all_structures): Remove.
4687 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4688 (ipcp_insert_stage): Prettier debug output; call
4689 cgraph_remove_unreachable_nodes before propagating.
4690 (pass_ipa_cp): Schedule function removal pass.
4691 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4693 (cgraph_maybe_hot_edge_p): Move to ...
4694 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4695 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4696 (common_handle_option): Set them; enable ipa-cp when profiling.
4697 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4698 (ipa_print_all_jump_functions): Likewise.
4699 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4700 (ipa_print_node_params, ipa_print_all_params): New.
4701 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4702 ipa_print_all_param_flags): Remove.
4703 (ipa_print_node_params, ipa_print_all_params): New.
4705 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4707 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4708 change from 2008-04-03.
4709 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4711 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4714 * ira-color.c (push_allocnos_to_stack): Truncate
4715 removed_splay_allocno_vec.
4717 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4720 * ira-color (ira_fast_allocation): Don't assign hard registers to
4723 2008-08-29 Jan Hubicka <jh@suse.cz>
4726 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4727 for cold internal loops.
4729 2008-08-29 Richard Guenther <rguenther@suse.de>
4731 * tree-ssa-structalias.c (create_variable_info_for): Do not
4732 create fields for heap vars or vars with a noalias state.
4733 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4736 2008-08-29 Richard Guenther <rguenther@suse.de>
4738 * common.opt (ftree-store-ccp): Mark as preserved for
4739 backward compatibility.
4740 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4741 * tree-pass.h (pass_store_ccp): Remove.
4742 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4743 (first_vdef): Remove declaration.
4744 (get_value_loaded_by): Likewise.
4745 * tree-ssa-ccp.c (do_store_ccp): Remove.
4746 (get_default_value): Simplify as do_store_ccp is always false
4747 now. Do not initialize mem_ref.
4748 (set_value_varying): Likewise.
4749 (canonicalize_float_value): Likewise.
4750 (set_lattice_value): Likewise.
4751 (likely_value): Likewise.
4752 (surely_varying_stmt_p): Likewise.
4753 (ccp_initialize): Likewise.
4754 (ccp_lattice_meet): Likewise.
4755 (ccp_visit_phi_node): Likewise.
4756 (ccp_fold): Likewise.
4757 (evaluate_stmt): Likewise.
4758 (visit_assignment): Likewise.
4759 (ccp_visit_stmt): Likewise.
4760 (execute_ssa_ccp): Fold into ...
4761 (do_ssa_ccp): ... this.
4762 (do_ssa_store_ccp): Remove.
4763 (gate_store_ccp): Likewise.
4764 (pass_store_ccp): Likewise.
4765 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4767 * tree-ssa-propagate.c (first_vdef): Remove.
4768 (get_value_loaded_by): Likewise.
4769 (replace_vuses_in): Likewise.
4770 (substitute_and_fold): Do not call replace_vuses_in.
4771 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4773 2008-08-29 Richard Guenther <rguenther@suse.de>
4776 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4777 PARAM_NOALIAS tags with is_heapvar.
4778 * tree-ssa-operands.c (access_can_touch_variable): Offset
4779 based tests do not apply for heapvars. Fix offset test.
4781 2008-08-29 Jan Hubicka <jh@suse.cz>
4783 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4784 (-fipa-cp-clone): Enabled by default at -O3.
4785 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4786 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4788 2008-08-29 Jan Hubicka <jh@suse.cz>
4790 * tree.c (build_function_type_skip_args,
4791 build_function_decl_skip_args): New functions.
4792 * tree.h (build_function_type_skip_args,
4793 build_function_decl_skip_args): Declare.
4794 * gimple.c (giple_copy_call_skip_args): New function.
4795 (giple_copy_call_skip_args): Declare.
4797 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4798 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4799 (ipcp_node_modifiable_p): ... this one; use
4800 tree_versionable_function_p.
4801 (ipcp_create_replace_map): Improve debug output.
4802 (ipcp_need_redirect_p): Return false when not clonning.
4803 (ipcp_update_callgraph): Skip args.
4804 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4806 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4807 (save_inline_function_body): Update call of tree_function_versioning.
4808 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4809 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4811 (tree_function_versioning): Likewise.
4812 * tree-inline.h (tree_function_versioning): Update prototype.
4814 2008-08-29 Jan Hubicka <jh@suse.cz>
4816 * loop-unswitch.c (unswitch_single_loop): Use
4817 optimize_loop_for_speed_p.
4818 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4819 Use optimize_function_for_size_p.
4820 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4821 * postreload-gcse.c (eliminate_partially_redundant_load):
4822 Use optimize_bb_for_size_p.
4823 * value-prof.c (gimple_divmod_fixed_value_transform,
4824 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4825 gimple_stringops_transform): Use optimize_bb_for_size_p.
4826 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4827 * final.c (compute_alignments): Use optimize_function_for_size_p.
4828 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4829 (fold_builtin_strcpy, fold_builtin_fputs): Use
4830 optimize_function_for_size_p.
4831 * fold-const.c (tree_swap_operands_p): Use
4832 optimize_function_for_size_p.
4833 * recog.c (relax_delay_slots): Likewise.
4834 * tree-ssa-math-opts.c (replace_reciprocal):
4835 Use optimize_bb_for_speed_p.
4836 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4837 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4838 optimize_function_for_size_p.
4839 (cgraph_decide_inlining_of_small_function): Use
4840 optimize_function_for_size_p.
4841 * global.c (find_reg): Use optimize_function_for_size_p.
4842 * opts.c (decode_options): Do not clear flag_tree_ch,
4843 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4844 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4845 work it out from profile.
4846 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4847 optimize_loop_for_speed_p.
4848 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4850 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4851 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4852 * tree-eh.c (decide_copy_try_finally): Use
4853 optimize_function_for_size_p.
4854 * local-alloc.c (block_alloc): Pass BB pointer.
4855 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4856 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4857 * loop-unroll.c (decide_unrolling_and_peeling):
4858 Use optimize_loop_for_size_p.
4859 (decide_peel_completely): Likewise.
4860 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4861 optimize_loop_for_size_p.
4862 (vect_enhance_data_refs_alignment): Likewise.
4863 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4864 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4866 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4867 (try_crossjump_bb): Use optimize_bb_for_size_p.
4868 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4869 optimize_loop_for_speed_p.
4870 * bb-reorder.c (find_traces_1_round): Likewise.
4871 (copy_bb): Use optimize_bb_for_speed_p.
4872 (duplicate_computed_gotos): Likewise.
4873 * basic-block.h (optimize_loop_nest_for_size_p,
4874 optimize_loop_nest_for_speed_p): New.
4875 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4877 2008-08-29 Tristan Gingold <gingold@adacore.com>
4879 * gcov.c (main): Call expandargv.
4881 2008-08-29 Jan Hubicka <jh@suse.cz>
4883 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4885 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4887 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4888 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4890 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4892 2008-08-29 Jan Hubicka <jh@suse.cz>
4894 * tree-pass.h (pass_strip_predict_hints): Declare.
4895 * predict.c (strip_builtin_expect): Rename to ...
4896 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4897 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4898 (tree_estimate_probability): Do not strip builtin_expect.
4899 (pass_strip_predict_hints): New pass.
4900 * tree-inline.c (expand_call_inline): When inlining cold function,
4901 predict it as unlikely.
4902 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4904 2008-08-29 Richard Guenther <rguenther@suse.de>
4906 PR tree-optimization/37207
4907 * tree-vrp.c (extract_range_from_binary_expr): Also try
4908 to constant fold if only one of the operands is a constant.
4910 2008-08-29 Nick Clifton <nickc@redhat.com>
4912 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4913 the same way as SYMBOL_REFs.
4915 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4917 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4919 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4921 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4922 * config/mips/mips.md (branch_likely): Remove const. Fix
4924 (define_delay for type "branch"): Change to only apply for branch
4925 with likely variant.
4926 (define_delay for type "branch" and "branch_likely" no). New delay
4928 (equality_op): New code iterator.
4929 (bbv, bbinv): New code attributes.
4930 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4933 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4934 Andrew Pinski <pinskia@gcc.gnu.org>
4937 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4939 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4941 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4942 rule that a symbolic constant must be defined and >= 0 for the
4943 corresponding facility to be present at compile-time.
4944 * gthr-posix.c: Likewise.
4946 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4948 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4949 * config/mips/mips.md (D): New mode attribute.
4950 (mulsi3, muldi3): Merge it into ...
4951 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4952 (muldi3_mul3): New pattern.
4953 (mulsi3_mult3): Rename to mulsi3_mul3.
4955 2008-08-28 Jan Hubicka <jh@suse.cz>
4957 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4959 * predict.c (always_optimize_for_size_p): Rename to ...
4960 (optimize_function_for_size): ... this one; make extern.
4961 (optimize_function_for_speed_p): New.
4962 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4963 optimize_edge_for_size_p,optimize_edge_for_size_p,
4964 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4965 * basic-block.h (optimize_function_for_size_p,
4966 optimize_function_for_speed_p): Declare.
4967 * i386.md (optimize_size checks): Replace them by appropriate
4969 (standard_80387_constant_p, ix86_compute_frame_layout,
4970 ix86_expand_epilogue, ix86_decompose_address,
4971 print_operand, emit_i387_cw_initialization,
4972 inline_memory_move_cost, ix86_pad_returns,
4973 ix86_reorg): Replace optimize_size checks.
4975 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4977 * rtl.h (simplify_subreg_regno): Declare.
4978 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4979 * simplify-rtx.c (simplify_subreg): ...here.
4980 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4981 subreg_offset_representable_p.
4983 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4986 * c-typeck.c (convert_for_assignment): Give a note describing what
4987 was passed and what was expected.
4989 2008-08-28 Joey Ye <joey.ye@intel.com>
4991 * doc/extend.texi: Document AVX built-in functions.
4992 * doc/invoke.texi: Document -mavx.
4994 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4995 Joey Ye <joey.ye@intel.com>
4996 Xuepeng Guo <xuepeng.guo@intel.com>
4998 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5000 * config/i386/cpuid.h (bit_FMA): New.
5001 (bit_XSAVE): Likewise.
5002 (bit_OSXSAVE): Likewise.
5003 (bit_AVX): Likewise.
5005 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5006 define. Use ASM_OUTPUT_AVX_PREFIX.
5008 * config/i386/gmmintrin.h: New.
5010 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5011 (OPTION_MASK_ISA_AVX_SET): New.
5012 (OPTION_MASK_ISA_FMA_SET): Likewise.
5013 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5014 (OPTION_MASK_ISA_FMA_SET): Likewise.
5015 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5016 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5017 (pta_flags): Add PTA_AVX and PTA_FMA.
5018 (override_options): Handle PTA_AVX and PTA_FMA.
5019 (init_cumulative_args): Handle warn_avx.
5020 (classify_argument): Return 0 for COImode and OImode. Return
5021 1 and X86_64_AVX_CLASS for 256bit vector types.
5022 (examine_argument): Handle X86_64_AVX_CLASS.
5023 (construct_container): Likewise.
5024 (function_arg_advance_32): Pass OImode and 256bit vector types
5026 (function_arg_advance_64): Take a new argument to indicate if a
5027 parameter is named. Handle 256bit vector types. Return
5028 immediately for unnamed 256bit vector mode parameters.
5029 (function_arg_advance): Updated.
5030 (function_arg_32): Add comments for TImode. Handle OImode
5031 and 256bit vector types.
5032 (function_arg_64): Take a new argument to indicate if a
5033 parameter is named. Handle 256bit vector types. Return NULL
5034 for unnamed 256bit vector mode parameters.
5035 (function_arg): Updated.
5036 (setup_incoming_varargs_64): Support
5037 AVX encoding for *sse_prologue_save_insn.
5038 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5039 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5040 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5041 enabled, otherwise return -3.
5042 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5044 (print_reg): Support AVX registers. Handle 'x' and 't'.
5045 Handle 'd' to duplicate the operand.
5046 (print_operand): Likewise. Also support AVX vector compare
5048 (output_387_binary_op): Support AVX.
5049 (output_fp_compare): Likewise.
5050 (ix86_expand_vector_move_misalign): Likewise.
5051 (ix86_attr_length_vex_default): New.
5052 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5053 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5054 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5055 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5056 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5057 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5058 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5059 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5060 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5061 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5062 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5063 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5064 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5065 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5066 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5067 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5068 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5069 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5070 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5071 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5072 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5073 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5074 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5075 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5076 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5077 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5078 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5079 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5080 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5081 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5082 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5083 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5084 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5085 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5086 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5087 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5088 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5089 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5090 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5091 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5092 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5093 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5094 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5095 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5096 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5097 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5098 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5099 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5100 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5101 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5102 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5103 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5104 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5105 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5106 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5107 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5108 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5109 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5110 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5111 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5112 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5113 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5114 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5115 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5116 and IX86_BUILTIN_MOVMSKPS256,
5117 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5118 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5119 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5120 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5121 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5122 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5123 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5124 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5125 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5126 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5127 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5128 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5129 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5130 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5131 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5132 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5133 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5134 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5135 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5136 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5137 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5138 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5139 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5140 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5141 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5142 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5143 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5144 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5145 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5146 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5147 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5148 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5149 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5150 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5151 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5152 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5153 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5154 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5155 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5156 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5157 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5158 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5159 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5160 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5161 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5162 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5163 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5164 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5165 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5166 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5167 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5168 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5169 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5170 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5171 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5172 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5173 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5174 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5176 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5177 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5178 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5179 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5180 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5181 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5182 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5183 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5184 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5185 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5186 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5187 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5188 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5189 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5190 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5191 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5192 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5193 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5194 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5195 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5196 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5197 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5198 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5199 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5200 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5201 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5202 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5203 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5204 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5205 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5206 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5207 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5208 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5209 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5210 IX86_BUILTIN_MOVMSKPS256.
5211 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5212 (ix86_expand_args_builtin): Likewise.
5213 (ix86_expand_special_args_builtin): Likewise.
5214 (ix86_hard_regno_mode_ok): Handle AVX modes.
5215 (ix86_expand_vector_init_duplicate): Likewise.
5216 (ix86_expand_vector_init_one_nonzero): Likewise.
5217 (ix86_expand_vector_init_one_var): Likewise.
5218 (ix86_expand_vector_init_concat): Likewise.
5219 (ix86_expand_vector_init_general): Likewise.
5220 (ix86_expand_vector_set): Likewise.
5221 (ix86_vector_mode_supported_p): Likewise.
5222 (x86_extended_reg_mentioned_p): Check INSN_P before using
5225 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5226 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5228 * config/i386/i386.h (TARGET_AVX): New.
5229 (TARGET_FMA): Likewise.
5230 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5231 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5232 (VALID_AVX256_REG_MODE): New.
5233 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5234 (AVX_FLOAT_MODE_P): Likewise.
5235 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5236 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5237 (AVX_VEC_FLOAT_MODE_P): Likewise.
5238 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5239 (ASM_OUTPUT_OPCODE): Likewise.
5240 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5242 (SSE_REG_MODE_P): Allow 256bit vector modes.
5243 (ix86_args): Add a warn_avx field.
5245 * config/i386/i386.md (UNSPEC_PCMP): New.
5246 (UNSPEC_VPERMIL): Likewise.
5247 (UNSPEC_VPERMIL2): Likewise.
5248 (UNSPEC_VPERMIL2F128): Likewise.
5249 (UNSPEC_MASKLOAD): Likewise.
5250 (UNSPEC_MASKSTORE): Likewise.
5251 (UNSPEC_CAST): Likewise.
5252 (UNSPEC_VTESTP): Likewise.
5253 (UNSPECV_VZEROALL): Likewise.
5254 (UNSPECV_VZEROUPPER): Likewise.
5255 (XMM0_REG): Likewise.
5256 (XMM1_REG): Likewise.
5257 (XMM2_REG): Likewise.
5258 (XMM3_REG): Likewise.
5259 (XMM4_REG): Likewise.
5260 (XMM5_REG): Likewise.
5261 (XMM6_REG): Likewise.
5262 (XMM8_REG): Likewise.
5263 (XMM9_REG): Likewise.
5264 (XMM10_REG): Likewise.
5265 (XMM11_REG): Likewise.
5266 (XMM12_REG): Likewise.
5267 (XMM13_REG): Likewise.
5268 (XMM14_REG): Likewise.
5269 (XMM15_REG): Likewise.
5271 (prefix_vex_imm8): Likewise.
5272 (prefix_vex_w): Likewise.
5273 (length_vex): Likewise.
5276 (*avx_ashlti3): Likewise.
5277 (*avx_lshrti3): Likewise.
5278 (*avx_setcc<mode>): Likewise.
5279 (*fop_<mode>_comm_mixed_avx): Likewise.
5280 (*fop_<mode>_comm_avx): Likewise.
5281 (*fop_<mode>_1_mixed_avx): Likewise.
5282 (*fop_<mode>_1_avx): Likewise.
5283 (*avx_<code><mode>3): Likewise.
5284 (*avx_ieee_smin<mode>3): Likewise.
5285 (*avx_ieee_smax<mode>3): Likewise.
5286 (mode): Add OI, V8SF and V4DF.
5287 (length): Support VEX prefix.
5288 (*cmpfp_i_mixed): Set prefix attribute.
5289 (*cmpfp_i_sse): Likewise.
5290 (*cmpfp_iu_mixed): Likewise.
5291 (*cmpfp_iu_sse): Likewise.
5292 (*movsi_1): Support AVX.
5293 (*movdi_2): Likewise.
5294 (*movdi_1_rex64): Likewise.
5295 (*movti_internal): Likewise.
5296 (*movti_rex64): Likewise.
5297 (*movsf_1): Likewise.
5298 (*movdf_nointeger): Likewise.
5299 (*movdf_integer_rex64): Likewise.
5300 (*movtf_internal): Likewise.
5301 (zero_extendsidi2_32): Likewise.
5302 (zero_extendsidi2_rex64): Likewise.
5303 (*extendsfdf2_mixed): Likewise.
5304 (*extendsfdf2_sse): Likewise.
5305 (*truncdfsf_fast_mixed): Likewise.
5306 (*truncdfsf_fast_sse): Likewise.
5307 (*truncdfsf_mixed): Likewise.
5308 (fix_trunc<mode>di_sse): Likewise.
5309 (fix_trunc<mode>si_sse): Likewise.
5310 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5311 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5312 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5313 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5314 (*rcpsf2_sse): Likewise.
5315 (*rsqrtsf2_sse): Likewise.
5316 (*sqrt<mode>2_sse): Likewise.
5317 (sse4_1_round<mode>2): Likewise.
5318 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5319 Support AVX. Set length attribute properly for AVX.
5321 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5322 (VECTOR_MODES (FLOAT, 32)): Likewise.
5323 (VECTOR_MODE (INT, DI, 8)): Likewise.
5324 (VECTOR_MODE (INT, HI, 32)): Likewise.
5325 (VECTOR_MODE (INT, QI, 64)): Likewise.
5326 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5327 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5328 (VECTOR_MODE (INT, DI, 4)): Removed.
5329 (VECTOR_MODE (INT, SI, 8)): Likewise.
5330 (VECTOR_MODE (INT, HI, 16)): Likewise.
5331 (VECTOR_MODE (INT, QI, 32)): Likewise.
5332 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5333 (INT_MODE (OI, 32)): Likewise.
5335 * config/i386/i386.opt (mavx): New.
5338 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5340 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5341 (*mov<mode>_internal_avx): New.
5342 (*movv2sf_internal_rex64_avx): Likewise.
5343 (*movv2sf_internal_avx): Likewise.
5345 * config/i386/predicates.md (const_4_to_5_operand): New.
5346 (const_6_to_7_operand): Likewise.
5347 (const_8_to_11_operand): Likewise.
5348 (const_12_to_15_operand): Likewise.
5349 (avx_comparison_float_operator): Likewise.
5351 * config/i386/sse.md (AVX256MODEI): New.
5352 (AVX256MODE): Likewise.
5353 (AVXMODEQI): Likewise.
5354 (AVXMODE): Likewise.
5355 (AVX256MODEF2P): Likewise.
5356 (AVX256MODE2P): Likewise.
5357 (AVX256MODE4P): Likewise.
5358 (AVX256MODE8P): Likewise.
5359 (AVXMODEF2P): Likewise.
5360 (AVXMODEF4P): Likewise.
5361 (AVXMODEDCVTDQ2PS): Likewise.
5362 (AVXMODEDCVTPS2DQ): Likewise.
5363 (avxvecmode): Likewise.
5364 (avxvecpsmode): Likewise.
5365 (avxhalfvecmode): Likewise.
5366 (avxscalarmode): Likewise.
5367 (avxcvtvecmode): Likewise.
5368 (avxpermvecmode): Likewise.
5369 (avxmodesuffixf2c): Likewise.
5370 (avxmodesuffixp): Likewise.
5371 (avxmodesuffixs): Likewise.
5372 (avxmodesuffix): Likewise.
5373 (vpermilbits): Likewise.
5374 (pinsrbits): Likewise.
5375 (mov<mode>): Likewise.
5376 (*mov<mode>_internal): Likewise.
5377 (push<mode>1): Likewise.
5378 (movmisalign<mode>): Likewise.
5379 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5380 (avx_movdqu<avxmodesuffix>): Likewise.
5381 (avx_lddqu<avxmodesuffix>): Likewise.
5382 (<plusminus_insn><mode>3): Likewise.
5383 (*avx_<plusminus_insn><mode>3): Likewise.
5384 (*avx_vm<plusminus_insn><mode>3): Likewise.
5385 (mul<mode>3): Likewise.
5386 (*avx_mul<mode>3): Likewise.
5387 (*avx_vmmul<mode>3): Likewise.
5388 (divv8sf3): Likewise.
5389 (divv4df3): Likewise.
5390 (avx_div<mode>3): Likewise.
5391 (*avx_div<mode>3): Likewise.
5392 (*avx_vmdiv<mode>3): Likewise.
5393 (avx_rcpv8sf2): Likewise.
5394 (*avx_vmrcpv4sf2): Likewise.
5395 (sqrtv8sf2): Likewise.
5396 (avx_sqrtv8sf2): Likewise.
5397 (*avx_vmsqrt<mode>2): Likewise.
5398 (rsqrtv8sf2): Likewise.
5399 (avx_rsqrtv8sf2): Likewise.
5400 (*avx_vmrsqrtv4sf2): Likewise.
5401 (<code><mode>3): Likewise.
5402 (*avx_<code><mode>3_finite): Likewise.
5403 (*avx_<code><mode>3): Likewise.
5404 (*avx_vm<code><mode>3): Likewise.
5405 (*avx_ieee_smin<mode>3): Likewise.
5406 (*avx_ieee_smax<mode>3): Likewise.
5407 (avx_addsubv8sf3): Likewise.
5408 (avx_addsubv4df3): Likewise.
5409 (*avx_addsubv4sf3): Likewise.
5410 (*avx_addsubv2df3): Likewise.
5411 (avx_h<plusminus_insn>v4df3): Likewise.
5412 (avx_h<plusminus_insn>v8sf3): Likewise.
5413 (*avx_h<plusminus_insn>v4sf3): Likewise.
5414 (*avx_h<plusminus_insn>v2df3): Likewise.
5415 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5416 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5417 (*avx_maskcmp<mode>3): Likewise.
5418 (avx_nand<mode>3): Likewise.
5419 (*avx_<code><mode>3): Likewise.
5420 (*avx_nand<mode>3): Likewise.
5421 (*avx_<code><mode>3): Likewise.
5422 (*avx_cvtsi2ss): Likewise.
5423 (*avx_cvtsi2ssq): Likewise.
5424 (*avx_cvtsi2sd): Likewise.
5425 (*avx_cvtsi2sdq): Likewise.
5426 (*avx_cvtsd2ss): Likewise.
5427 (avx_cvtss2sd): Likewise.
5428 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5429 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5430 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5431 (*avx_cvtsi2sd): Likewise.
5432 (*avx_cvtsi2sdq): Likewise.
5433 (avx_cvtdq2pd256): Likewise.
5434 (avx_cvtpd2dq256): Likewise.
5435 (avx_cvttpd2dq256): Likewise.
5436 (*avx_cvtsd2ss): Likewise.
5437 (*avx_cvtss2sd): Likewise.
5438 (avx_cvtpd2ps256): Likewise.
5439 (avx_cvtps2pd256): Likewise.
5440 (*avx_movhlps): Likewise.
5441 (*avx_movlhps): Likewise.
5442 (avx_unpckhps256): Likewise.
5443 (*avx_unpckhps): Likewise.
5444 (avx_unpcklps256): Likewise.
5445 (*avx_unpcklps): Likewise.
5446 (avx_movshdup256): Likewise.
5447 (avx_movsldup256): Likewise.
5448 (avx_shufps256): Likewise.
5449 (avx_shufps256_1): Likewise.
5450 (*avx_shufps_<mode>): Likewise.
5451 (*avx_loadhps): Likewise.
5452 (*avx_storelps): Likewise.
5453 (*avx_loadlps): Likewise.
5454 (*avx_movss): Likewise.
5455 (*vec_dupv4sf_avx): Likewise.
5456 (*vec_concatv2sf_avx): Likewise.
5457 (*vec_concatv4sf_avx): Likewise.
5458 (*vec_setv4sf_0_avx): Likewise.
5459 (*vec_setv4sf_avx): Likewise.
5460 (*avx_insertps): Likewise.
5461 (avx_vextractf128<mode>): Likewise.
5462 (vec_extract_lo_<mode>): Likewise.
5463 (vec_extract_hi_<mode>): Likewise.
5464 (vec_extract_lo_<mode>): Likewise.
5465 (vec_extract_hi_<mode>): Likewise.
5466 (vec_extract_lo_v16hi): Likewise.
5467 (vec_extract_hi_v16hi): Likewise.
5468 (vec_extract_lo_v32qi): Likewise.
5469 (vec_extract_hi_v32qi): Likewise.
5470 (avx_unpckhpd256): Likewise.
5471 (*avx_unpckhpd): Likewise.
5472 (avx_movddup256): Likewise.
5473 (*avx_movddup): Likewise.
5474 (avx_unpcklpd256): Likewise.
5475 (*avx_unpcklpd): Likewise.
5476 (avx_shufpd256): Likewise.
5477 (avx_shufpd256_1): Likewise.
5478 (*avx_punpckhqdq): Likewise.
5479 (*avx_punpcklqdq): Likewise.
5480 (*avx_shufpd_<mode>): Likewise.
5481 (*avx_storehpd): Likewise.
5482 (*avx_loadhpd): Likewise.
5483 (*avx_loadlpd): Likewise.
5484 (*avx_movsd): Likewise.
5485 (*vec_concatv2df_avx): Likewise.
5486 (*avx_<plusminus_insn><mode>3): Likewise.
5487 (*avx_<plusminus_insn><mode>3): Likewise.
5488 (*avx_mulv8hi3): Likewise.
5489 (*avxv8hi3_highpart): Likewise.
5490 (*avx_umulv8hi3_highpart): Likewise.
5491 (*avx_umulv2siv2di3): Likewise.
5492 (*avx_mulv2siv2di3): Likewise.
5493 (*avx_pmaddwd): Likewise.
5494 (*avx_mulv4si3): Likewise.
5495 (*avx_ashr<mode>3): Likewise.
5496 (*avx_lshr<mode>3): Likewise.
5497 (*avx_ashl<mode>3): Likewise.
5498 (*avx_<code><mode>3): Likewise.
5499 (*avx_eq<mode>3): Likewise.
5500 (*avx_gt<mode>3): Likewise.
5501 (*avx_nand<mode>3): Likewise.
5502 (*avx_nand<mode>3): Likewise.
5503 (*avx_<code><mode>3): Likewise.
5504 (*avx_<code><mode>3): Likewise.
5505 (*avx_packsswb): Likewise.
5506 (*avx_packssdw): Likewise.
5507 (*avx_packuswb): Likewise.
5508 (*avx_punpckhbw): Likewise.
5509 (*avx_punpcklbw): Likewise.
5510 (*avx_punpckhwd): Likewise.
5511 (*avx_punpcklwd): Likewise.
5512 (*avx_punpckhdq): Likewise.
5513 (*avx_punpckldq): Likewise.
5514 (*avx_pinsr<avxmodesuffixs>): Likewise.
5515 (*avx_pinsrq): Likewise.
5516 (*avx_loadld): Likewise.
5517 (*vec_extractv2di_1_rex64_avx): Likewise.
5518 (*vec_extractv2di_1_avx): Likewise.
5519 (*vec_dupv2di_avx): Likewise.
5520 (*vec_concatv2si_avx): Likewise.
5521 (*vec_concatv4si_1_avx): Likewise.
5522 (*vec_concatv2di_avx): Likewise.
5523 (*vec_concatv2di_rex64_avx): Likewise.
5524 (*avx_uavgv16qi3): Likewise.
5525 (*avx_uavgv8hi3): Likewise.
5526 (*avx_psadbw): Likewise.
5527 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5528 (*avx_phaddwv8hi3): Likewise.
5529 (*avx_phadddv4si3): Likewise.
5530 (*avx_phaddswv8hi3): Likewise.
5531 (*avx_phsubwv8hi3): Likewise.
5532 (*avx_phsubdv4si3): Likewise.
5533 (*avx_phsubswv8hi3): Likewise.
5534 (*avx_pmaddubsw128): Likewise.
5535 (*avx_pmulhrswv8hi3): Likewise.
5536 (*avx_pshufbv16qi3): Likewise.
5537 (*avx_psign<mode>3): Likewise.
5538 (*avx_palignrti): Likewise.
5539 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5540 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5541 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5542 (*avx_mpsadbw): Likewise.
5543 (*avx_packusdw): Likewise.
5544 (*avx_pblendvb): Likewise.
5545 (*avx_pblendw): Likewise.
5546 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5547 (avx_ptest256): Likewise.
5548 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5549 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5550 (*avx_aesenc): Likewise.
5551 (*avx_aesenclast): Likewise.
5552 (*avx_aesdec): Likewise.
5553 (*avx_aesdeclast): Likewise.
5554 (avx_vzeroupper): Likewise.
5555 (avx_vzeroupper_rex64): Likewise.
5556 (avx_vpermil<mode>): Likewise.
5557 (avx_vpermilvar<mode>3): Likewise.
5558 (avx_vpermil2<mode>3): Likewise.
5559 (avx_vperm2f128<mode>3): Likewise.
5560 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5561 (avx_vbroadcastss256): Likewise.
5562 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5563 (avx_vinsertf128<mode>): Likewise.
5564 (vec_set_lo_<mode>): Likewise.
5565 (vec_set_hi_<mode>): Likewise.
5566 (vec_set_lo_<mode>): Likewise.
5567 (vec_set_hi_<mode>): Likewise.
5568 (vec_set_lo_v16hi): Likewise.
5569 (vec_set_hi_v16hi): Likewise.
5570 (vec_set_lo_v32qi): Likewise.
5571 (vec_set_hi_v32qi): Likewise.
5572 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5573 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5574 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5575 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5576 (vec_init<mode>): Likewise.
5577 (*vec_concat<mode>_avx): Likewise.
5578 (blendbits): Support V8SF and V4DF.
5579 (sse2_movq128): Support AVX.
5580 (<sse>_movnt<mode>): Likewise.
5581 (sse2_movntv2di): Likewise.
5582 (sse_rcpv4sf2): Likewise.
5583 (sse_sqrtv4sf2): Likewise.
5584 (sse_rsqrtv4sf2): Likewise.
5585 (<sse>_comi): Likewise.
5586 (<sse>_ucomi): Likewise.
5587 (sse_cvtss2si): Likewise.
5588 (sse_cvtss2si_2): Likewise.
5589 (sse_cvtss2siq): Likewise.
5590 (sse_cvtss2siq_2): Likewise.
5591 (sse_cvttss2si): Likewise.
5592 (sse_cvttss2siq): Likewise.
5593 (sse2_cvtsd2si): Likewise.
5594 (sse2_cvtsd2si_2): Likewise.
5595 (sse2_cvtsd2siq): Likewise.
5596 (sse2_cvtsd2siq_2): Likewise.
5597 (sse2_cvttsd2si): Likewise.
5598 (sse2_cvttsd2siq): Likewise.
5599 (sse2_cvtdq2pd): Likewise.
5600 (*sse2_cvtpd2dq): Likewise.
5601 (*sse2_cvttpd2dq): Likewise.
5602 (*sse2_cvtpd2ps): Likewise.
5603 (sse2_cvtps2pd): Likewise.
5604 (sse3_movshdup): Likewise.
5605 (sse3_movsldup): Likewise.
5606 (sse_storehps): Likewise.
5607 (*sse4_1_extractps): Likewise.
5608 (sse2_storelpd): Likewise.
5609 (vec_dupv2df_sse3): Likewise.
5610 (*vec_concatv2df_sse3): Likewise.
5611 (*sse4_1_pextrb): Likewise.
5612 (*sse4_1_pextrb_memory): Likewise.
5613 (*sse2_pextrw): Likewise.
5614 (*sse4_1_pextrw_memory): Likewise.
5615 (*sse4_1_pextrd): Likewise.
5616 (*sse4_1_pextrq): Likewise.
5617 (sse2_pshufd_1): Likewise.
5618 (sse2_pshuflw_1): Likewise.
5619 (sse2_pshufhw_1): Likewise.
5620 (*sse2_storeq_rex64): Likewise.
5621 (*vec_dupv4si): Likewise.
5622 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5623 (sse2_pmovmskb): Likewise.
5624 (*sse2_maskmovdqu): Likewise.
5625 (*sse2_maskmovdqu_rex64): Likewise.
5626 (sse_ldmxcsr): Likewise.
5627 (sse_stmxcsr): Likewise.
5628 (abs<mode>2): Likewise.
5629 (sse4_1_movntdqa): Likewise.
5630 (sse4_1_phminposuw): Likewise.
5631 (sse4_1_extendv8qiv8hi2): Likewise.
5632 (*sse4_1_extendv8qiv8hi2): Likewise.
5633 (sse4_1_extendv4qiv4si2): Likewise.
5634 (*sse4_1_extendv4qiv4si2): Likewise.
5635 (sse4_1_extendv2qiv2di2): Likewise.
5636 (*sse4_1_extendv2qiv2di2): Likewise.
5637 (sse4_1_extendv4hiv4si2): Likewise.
5638 (*sse4_1_extendv4hiv4si2): Likewise.
5639 (sse4_1_extendv2hiv2di2): Likewise.
5640 (*sse4_1_extendv2hiv2di2): Likewise.
5641 (sse4_1_extendv2siv2di2): Likewise.
5642 (*sse4_1_extendv2siv2di2): Likewise.
5643 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5644 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5645 (sse4_1_zero_extendv4qiv4si2): Likewise.
5646 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5647 (sse4_1_zero_extendv2qiv2di2): Likewise.
5648 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5649 (sse4_1_zero_extendv4hiv4si2): Likewise.
5650 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5651 (sse4_1_zero_extendv2hiv2di2): Likewise.
5652 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5653 (sse4_1_zero_extendv2siv2di2): Likewise.
5654 (*sse4_1_zero_extendv2siv2di2): Likewise.
5655 (sse4_1_ptest): Likewise.
5656 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5657 (sse4_2_pcmpestri): Likewise.
5658 (sse4_2_pcmpestrm): Likewise.
5659 (sse4_2_pcmpistri): Likewise.
5660 (sse4_2_pcmpistrm): Likewise.
5662 (aeskeygenassist): Likewise.
5664 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5666 * config/i386/predicates.md (vzeroall_operation): New.
5668 * config/i386/sse.md (avx_vzeroall): New.
5669 (*avx_vzeroall): Likewise.
5671 2008-08-28 Paul Brook <paul@codesourcery.com>
5672 Mark Shinwell <shinwell@codesourcery.com>
5673 Richard Earnshaw <richard.earnshaw@arm.com>
5675 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5676 (TARGET_MIN_ANCHOR_OFFSET): New.
5677 (arm_override_options): Set correct anchor ranges for Thumb-1
5678 and Thumb-2 if required.
5679 (legitimize_pic_address): Handle case involving a TLS symbol
5680 reference with an addend.
5681 (arm_optimization_options): Enable section anchors at -O1 and
5683 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5684 * config/arm/arm-protos.h (arm_optimization_options): New.
5686 2008-08-28 Nick Clifton <nickc@redhat.com>
5688 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5689 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5692 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5693 * config/v850/v850.md (return): Remove frame size restriction.
5695 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5697 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5699 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5701 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5703 2008-08-28 Paul Brook <paul@codesourcery.com>
5705 * config/arm/vfp11.md: Update license notice.
5706 * config/arm/cortex-r4.md: Ditto.
5708 2008-08-28 Richard Guenther <rguenther@suse.de>
5710 PR tree-optimization/37207
5711 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5714 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5717 * tree.c (int_fits_type_p): Don't forget unsigned integers
5718 of type sizetype which higher end word equals -1.
5720 2008-08-28 Ira Rosen <irar@il.ibm.com>
5722 * target.h (struct vectorize): Add new target builtin.
5723 * tree-vectorizer.c (destroy_loop_vec_info): Call
5724 vect_free_slp_instance instead of vect_free_slp_node.
5725 * tree-vectorizer.h (enum slp_load_perm_type): New.
5726 (struct _slp_instance): Add new fields.
5727 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5728 (SLP_INSTANCE_LOADS): New.
5729 (vect_free_slp_tree): Remove.
5730 (vect_free_slp_instance): Declare.
5731 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5732 (vectorizable_load): Add argument.
5733 (vect_transform_slp_perm_load): New.
5734 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5736 (vect_get_place_in_interleaving_chain): New function.
5737 (vect_free_slp_tree): Make static.
5738 (vect_free_slp_instance): New function.
5739 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5740 collect the load location in the interleaving chain.
5741 (vect_supported_slp_permutation_p): New function.
5742 (vect_supported_load_permutation_p): Likewise.
5743 (vect_analyze_slp_instance): In case of loads permutation, call
5744 vect_supported_load_permutation_p to check that the permutation is
5746 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5747 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5748 (vect_create_mask_and_perm): New function.
5749 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5750 (vectorizable_load): Add an argument. Don't keep the created vectors
5751 statements in the node if permutation is required. Call
5752 vect_transform_slp_perm_load to generate the permutation.
5753 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5754 additional argument.
5755 (vect_schedule_slp_instance): In case of loads permutation, allocate
5756 vectorized statements structure for all the related SLP nodes. Call
5757 vect_transform_stmt with addditional argument.
5758 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5759 * config/spu/spu.c (spu_builtin_vec_perm): New.
5760 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5761 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5762 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5763 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5765 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5767 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5768 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5769 __gthread_cond_signal, __gthread_cond_timedwait,
5770 __gthread_cond_timedwait_recursive): New functions.
5771 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5773 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5776 2008-08-28 Richard Guenther <rguenther@suse.de>
5779 * fold-const.c (maybe_canonicalize_comparison_1): Require
5780 undefined overflow only for canonicalizing A +- CST cmp CST.
5781 Make sure to not generate new constants that are not inside
5782 their TYPE_MIN/MAX_VALUE range.
5783 (maybe_canonicalize_comparison): Remove undefined overflow
5785 (fold_binary): Remove now duplicate folding.
5787 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5789 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5790 use not updated in the last change.
5792 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5794 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5795 (IRA_COVER_CLASSES): Add FPUL_REGS.
5797 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5800 * c-common.c (conversion_warning): Check for null operands.
5802 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5805 * c-decl.c (check_for_loop_decls): Improve error message. Give
5808 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5811 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5812 (convert_for_assignment): Pass corrent OPT_W* parameter to
5813 WARN_FOR_ASSIGNMENT.
5815 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5818 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5820 2008-08-27 Paul Brook <paul@codesourcery.com>
5822 * config.gcc: Loosen checks for arm uclinux eabi targets.
5824 2008-08-27 Paul Brook <paul@codesourcery.com>
5826 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5828 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5830 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5832 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5833 the enumerators of an ENUMERAL_TYPE.
5834 * dbxout.c (dbxout_type): Ditto.
5836 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5839 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5840 (fwprop_addr): Check that the loop_father is not the outer loop.
5842 2008-08-26 Paul Brook <paul@codesourcery.com>
5844 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5845 Remove documentation entry for fmul type.
5846 Use fmuls to annotate single-precision multiplication patterns,
5847 fmuld to annotate double-precision multiplication patterns,
5848 fmacs to annotate single-precision multiply-accumulate patterns
5849 and fmacd to annotate double-precision multiply-accumulate patterns.
5850 * config/arm/vfp11.md: Update reservations accordingly.
5851 * config/arm/arm.md: Note that certain values of the "type"
5852 attribute are documented in vfp.md.
5853 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5854 (v10_cvt): Use new fmul types.
5856 2008-08-26 Paul Brook <paul@codesourcery.com>
5858 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5859 * config/arm/vfp11.md: ...here. New.
5860 * config/arm/arm.md: Include vfp11.md.
5862 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5864 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5865 parameter to inform call.
5867 2008-08-26 Jeff Law <law@redhat.com>
5869 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5870 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5871 preferred class when copying a constant into a partial word register.
5873 2008-08-26 Ben Elliston <bje@au.ibm.com>
5875 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5876 * cp/typeck.c: Likewise.
5877 * cp/tree.c: Likewise.
5878 * gimple-low.c: Likewise.
5881 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5883 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5884 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5886 * doc/passes.texi: Describe IRA.
5888 * doc/tm.texi (IRA_COVER_CLASSES,
5889 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5891 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5892 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5893 -fira-propagate-cost, -fno-ira-share-save-slots,
5894 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5896 * flags.h (ira_algorithm): New enumeration.
5897 (flag_ira_algorithm, flag_ira_verbose): New external variable
5900 * postreload.c (gate_handle_postreload): Don't do post reload
5901 optimizations unless the reload is completed.
5903 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5906 * tree-pass.h (pass_ira): New external variable declaration.
5908 * reload.h: Add 2008 to the Copyright.
5910 * cfgloopanal.c: Include params.h.
5911 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5914 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5916 * toplev.c (ira.h): New include.
5917 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5918 (backend_init_target): Call ira_init.
5919 (backend_init): Call ira_init_once.
5920 (finalize): Call finish_ira_once.
5922 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5923 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5926 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5927 may_move_out_cost): New external variable declarations.
5928 (move_table): New typedef.
5930 * caller-save.c: Include headers output.h and ira.h.
5931 (no_caller_save_reg_set): New global variable.
5932 (save_slots_num, save_slots): New variables.
5933 (reg_save_code, reg_restore_code, add_stored_regs): Add
5935 (init_caller_save): Set up no_caller_save_reg_set.
5936 (init_save_areas): Reset save_slots_num.
5937 (saved_hard_reg): New structure.
5938 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5939 (initiate_saved_hard_regs, new_saved_hard_reg,
5940 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5942 (setup_save_areas): Add code for sharing stack slots.
5943 (all_blocks): New variable.
5944 (save_call_clobbered_regs): Process pseudo-register too.
5945 (mark_set_regs): Process pseudo-register too.
5946 (insert_one_insn): Put the insn after bb note in a empty basic
5947 block. Add insn check.
5949 * global.c (eliminable_regset): Make it external.
5950 (mark_elimination): Use DF_LR_IN for IRA.
5951 (pseudo_for_reload_consideration_p): New.
5952 (build_insn_chain): Make it external. Don't ignore spilled
5953 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5954 (gate_handle_global_alloc): New function.
5955 (pass_global_alloc): Add the gate function.
5957 * opts.c (decode_options): Set up flag_ira. Print the warning for
5959 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5961 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5963 * regmove.c (regmove_optimize): Don't do replacement of output for
5966 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5967 New external variable declarations.
5969 * local-alloc.c (update_equiv_regs): Make it external. Return
5970 true if jump label rebuilding should be done. Rescan new_insn for
5972 (gate_handle_local_alloc): New function.
5973 (pass_local_alloc): Add the gate function.
5975 * alias.c (value_addr_p, stack_addr_p): New functions.
5976 (nonoverlapping_memrefs_p): Use them for IRA.
5978 * common.opt (fira, fira-algorithm, fira-coalesce,
5979 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5980 fira-verbose): New options.
5982 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5983 move_cost, may_move_in_cost, may_move_out_cost): Make the
5985 (move_table): Remove typedef.
5986 (init_move_cost): Make it external.
5987 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5990 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5991 setup_reg_classes): New function prototypes.
5992 (eliminable_regset): New external variable declaration.
5993 (build_insn_chain, update_equiv_regs): New function prototypes.
5995 * Makefile.in (IRA_INT_H): New definition.
5996 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5997 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5998 (reload1.o, toplev.o): Add dependence on ira.h.
5999 (cfgloopanal.o): Add PARAMS_H.
6000 (caller-save.o): Add dependence on output.h and ira.h.
6001 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6002 ira-emit.o, ira-lives.o): New entries.
6004 * passes.c (pass_ira): New pass.
6006 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6008 * reload1.c (ira.h): Include the header.
6009 (changed_allocation_pseudos): New bitmap.
6010 (init_reload): Initiate the bitmap.
6011 (compute_use_by_pseudos): Permits spilled registers in FROM.
6012 (temp_pseudo_reg_arr): New variable.
6013 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6014 IRA. Call alter_reg with the additional parameter. Don't clear
6015 spilled_pseudos for IRA. Restore original insn chain for IRA.
6016 Clear changed_allocation_pseudos at the end of reload.
6017 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6018 (hard_regno_to_pseudo_regno): New variable.
6019 (count_pseudo): Check spilled pseudos. Set up
6020 hard_regno_to_pseudo_regno.
6021 (count_spilled_pseudo): Check spilled pseudos. Update
6022 hard_regno_to_pseudo_regno.
6023 (find_reg): Use better_spill_reload_regno_p. Check
6024 hard_regno_to_pseudo_regno.
6025 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6027 (eliminate_regs_1): Use additional parameter for alter_reg.
6028 (finish_spills): Set up pseudo_previous_regs only for spilled
6029 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6030 more arguments. Don't clear live_throughout and dead_or_set for
6031 spilled pseudos. Use additional parameter for alter_reg. Call
6032 mark_allocation_change. Set up changed_allocation_pseudos.
6033 Remove sanity check.
6034 (emit_input_reload_insns, delete_output_reload): Use additional
6035 parameter for alter_reg. Call mark_allocation_change.
6036 (substitute, gen_reload_chain_without_interm_reg_p): New
6038 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6040 * testsuite/gcc.dg/20080410-1.c: New file.
6042 * config/s390/s390.h (IRA_COVER_CLASSES,
6043 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6045 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6047 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6049 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6051 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6053 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6055 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6057 2008-08-24 Jeff Law <law@redhat.com>
6058 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6059 when ignoring unavailable registers.
6061 2008-08-24 Jeff Law <law@redhat.com>
6062 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6063 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6064 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6065 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6067 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6068 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6070 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6071 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6072 * reload1.c (find_reg): Process registers in register allocation order.
6074 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6075 * toplev.c (backend_init_target): Move ira_init call from
6077 (lang_dependent_init_target): ...to here.
6079 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6080 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6081 calculate memory move costs for NO_REGS.
6083 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6084 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6085 STACK_REGS is defined.
6087 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6088 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6090 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6091 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6093 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6094 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6095 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6098 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6099 Dorit Nuzman <dorit@il.ibm.com>
6101 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6102 vec_extract_evenv4sf, vec_extract_evenv8hi,
6103 vec_extract_evenv16qi, vec_extract_oddv4si,
6104 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6105 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6106 vec_interleave_highv4si, vec_interleave_lowv4si,
6107 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6108 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6109 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6111 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6114 * config/rs6000/rs6000.c (optimization_options): Don't default to
6115 section anchors without toplevel reorder.
6117 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6119 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6120 (mfc_end_critical_section): Likewise.
6122 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6124 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6125 all type qualifiers from element type to vector type.
6127 2008-08-25 David Daney <ddaney@avtrex.com>
6129 * config/mips/mips.md (immediate_insn): Move up in file, fix
6130 comment typo, reformat.
6131 (fetchop_bit, atomic_hiqi_op memory_barrier,
6132 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6133 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6134 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6135 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6136 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6137 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6138 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6139 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6140 sync_old_nand<mode>, sync_new_nand<mode>,
6141 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6142 test_and_set_12): Moved to sync.md.
6144 * config/mips/sync.md: New file.
6146 2008-08-25 Richard Henderson <rth@redhat.com>
6148 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6149 (regsave): Likewise.
6150 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6151 (output_cfi_directive): Likewise.
6152 (div_data_align): New.
6153 (output_cfi): Use it.
6155 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6157 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6158 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6159 (TARGET_OCTEON): New macro.
6160 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6161 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6162 (ISA_HAS_POP): New macro.
6163 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6165 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6167 * config/mips/mips.md (cpu): Add octeon.
6168 (type): Add pop attribute value.
6169 (popcount<mode>2): New pattern.
6170 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6172 2008-08-24 Jan Hubicka <jh@suse.cz>
6174 * doc/invoke.texi (-fipa-cp-clone): New option.
6175 (-fipa-cp): Update docs.
6176 (--param ipcp-unit-growth):New.
6177 * ipa-cp.c: Include fibheap.h, params.h
6178 (ipcp_initialize_node_lattices): When not cloning, all externally
6179 visible functions are bottom.
6180 (ipcp_need_redirect_p): Accept clones.
6181 (ipcp_insert_stage): Use cost driven heuristics.
6182 (max_count, dead_nodes): New static vars.
6183 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6184 ipcp_const_param_count): New functions.
6185 * common.opt (ipa-cp-clone): New command line option.
6186 * params.def (ipcp-unit-growth): New.
6188 2008-08-24 Jan Hubicka <jh@suse.cz>
6190 * tree-inline.c (tree_function_versioning): Look harder
6191 for referenced vars.
6193 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6195 PR tree-optimization/37185
6196 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6198 2008-08-23 Jan Hubicka <jh@suse.cz>
6200 * ipa-cp.c (ipcp_analyze_node): New function.
6201 (ipcp_update_cloned_node): Use it.
6202 (ipcp_init_stage): Likewise.
6203 * ipa-inline.c (function_insertion_hook_holder): New static var.
6204 (analyze_function): Break out from ....
6205 (inline_generate_summary): Here; register insertion hook.
6206 (cgraph_decide_inlining): Remove hook.
6207 (add_new_function): New function.
6209 2008-08-23 Jan Hubicka <jh@suse.cz>
6211 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6213 2008-08-23 Jan Hubicka <jh@suse.cz>
6215 * ipa-cp.c (constant_val_insert): Remove.
6216 (ipcp_propagate_one_const): Remove.
6217 (ipcp_create_replace_map): Always insert replacements to the map.
6218 (ipcp_insert_stage): Do not try to insert statements by hand.
6219 * tree-inline.c (insert_init_stmt): Break out from ...
6220 (setup_one_parameter): ... here; allow NULL BB pointer.
6221 (tree_function_versioning): Use setup_one_parameter to process
6224 2008-08-23 Jan Hubicka <jh@suse.cz>
6226 * tree.c (decl_address_ip_invariant_p): New function.
6227 * tree.h (decl_address_ip_invariant_p): Declare.
6228 * gimple.c (strip_invariant_refs): Break out from ...
6229 (is_gimple_invariant_address): ... here
6230 (is_gimple_ip_invariant_address): New function.
6231 (is_gimple_ip_invariant): New function.
6232 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6235 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6236 (ipcp_lat_is_insertable): All constants are insertable.
6237 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6238 IPA_CONST_VALUE_REF.
6239 (ipcp_initialize_node_lattices): Propagate all types of operands.
6240 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6241 (ipcp_create_replace_map): Reformat.
6242 (ipcp_need_redirect_p): Simplify.
6243 (ipcp_insert_stage): Check that argument is used before clonning.
6244 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6246 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6247 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6248 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6249 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6250 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6251 * tree-inline.c (tree_function_versioning): Add variables referenced
6254 2008-08-23 Jan Hubicka <jh@suse.cz>
6257 * i386.c (standard_80387_constant_p): Use optimize_size.
6259 2008-08-23 Ira Rosen <irar@il.ibm.com>
6261 PR tree-optimization/37161
6262 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6263 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6264 (vect_determine_vectorization_factor): Move the scalar type
6265 retrieval to vect_get_smallest_scalar_type.
6266 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6267 scalar type. Remove redundant computation.
6268 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6269 (vect_get_slp_defs): Take the type of RHS into account if
6270 necessary by calling vect_get_smallest_scalar_type. Call
6271 vect_get_constant_vectors with additional argument.
6273 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6276 * doc/invoke.texi (Wwrite-strings): Clarify description.
6278 2008-08-23 Ira Rosen <irar@il.ibm.com>
6280 PR tree-optimization/37174
6281 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6282 def stmt is a part of the loop before accessing its stmt_vec_info.
6284 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6287 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6288 (*swap): New insn pattern.
6289 (*ashlqi3): Rename from ashlqi3 insn pattern.
6290 (ashlqi3): New expanders.
6291 (*lshrqi3): Rename from lshrqi3 insn pattern.
6292 (lshrqi3): New expanders.
6293 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6294 lshrqi3_const5, lshrqi3_const6): New splitters.
6295 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6296 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6299 2008-08-22 Richard Guenther <rguenther@suse.de>
6301 PR tree-optimization/37078
6302 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6303 [+INF, +INF] ranges.
6305 2008-08-22 Richard Guenther <rguenther@suse.de>
6307 PR tree-optimization/37143
6308 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6309 a conversion statement instead of a copy.
6311 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6314 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6315 CCCmode, CCOmode and CCSmode destination modes.
6318 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6319 from different units in a single alternative.
6320 (*vec_extractv2sf_1): Ditto.
6321 (*vec_extractv2si_0): Ditto.
6322 (*vec_extractv2si_1): Ditto.
6323 * config/i386/sse.md (sse2_storehpd): Ditto.
6324 (sse2_storelpd): Ditto.
6325 (sse2_loadhpd): Ditto.
6326 (sse2_loadlpd): Ditto.
6329 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6330 (popcountsi2): Ditto.
6331 (clzdi2_abm): Ditto.
6332 (popcountdi2): Ditto.
6333 (clzhi2_abm): Ditto.
6334 (popcounthi2): Ditto.
6336 2008-08-22 Richard Guenther <rguenther@suse.de>
6340 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6341 if the multiplication does not overflow.
6343 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6345 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6347 2008-08-21 Richard Henderson <rth@redhat.com>
6349 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6350 spurrious comma from test.
6351 * configure: Rebuild.
6353 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6356 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6359 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6361 * c-tree.h (grokfield): New argument.
6362 * c-decl.c (grokfield): Handle new location argument.
6363 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6365 2008-08-21 Richard Guenther <rguenther@suse.de>
6367 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6369 2008-08-21 Jan Hubicka <jh@suse.cz>
6371 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6372 (cgraph_add_function_insertion_hook,
6373 cgraph_remove_function_insertion_hook,
6374 cgraph_call_function_insertion_hooks): New functions.
6375 * cgraph.h (cgraph_add_function_insertion_hook,
6376 cgraph_remove_function_insertion_hook,
6377 cgraph_call_function_insertion_hooks): Declare.
6378 * ipa-reference.c (function_insertion_hook_holder): New variable.
6379 (check_operand, look_for_address_of): When checking late, do not care
6380 about module bitmaps.
6381 (add_new_function): New function.
6382 (generate_summary): Register hooks; zero module bitmaps.
6383 (propagate): Unregister hooks.
6384 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6385 (add_new_function): New function.
6386 (generate_summary): Register hook.
6387 (propagate): Remove hook.
6389 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6391 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6392 * ipa-cp.c (ipcp_update_cloned_node): New function.
6393 (build_const_val): Handle functions correctly; bring type logic
6394 into sync with tree-inline.c
6395 (ipcp_init_stage): Take care of computing stuff needed by
6396 indirect inlining; update clones.
6397 (ipcp_generate_summary): Break out of ipcp_driver.
6398 (ipcp_driver): Do only execution and transformation.
6399 (pass_ipa_cp): Make IPA_PASS.
6400 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6402 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6403 ipcp, some info is already available.
6404 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6405 * tree-inline.c (remap_ssa_name): Unshare expression.
6407 2008-08-21 Richard Guenther <rguenther@suse.de>
6409 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6410 a PHI ask VN if it is already available.
6411 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6412 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6414 2008-08-21 Richard Guenther <rguenther@suse.de>
6417 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6418 makes sure to produce a result of the correct type.
6420 2008-08-21 Jan Hubicka <jh@suse.cz>
6421 Backport from LTO branch:
6423 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6424 Jan Hubicka <jh@suse.cz>
6427 (init_state, finish_state, set_function_state, generate_summary):
6429 (scan_stmt): Renamed from scan_function. Changed to keep state in
6430 local static vars rather than cgraph aux field.
6431 (propagate): Renamed from static_execute. Changed to keep state in
6432 local static vars rather than cgraph aux field.
6433 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6434 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6436 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6438 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6439 * ipa-reference.c (init_function_info, generate_summary,
6440 propagate): New functions.
6441 (analyze_function): Call init_function_info.
6442 (static_execute): Stripped into generate_summary and propagate.
6443 (pass_ipa_reference): Made into ipa_opt_pass.
6445 2008-08-21 Richard Guenther <rguenther@suse.de>
6447 PR tree-optimization/37181
6448 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6450 (extract_range_from_unary_expr): Likewise.
6452 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6454 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6456 * toplev.h (pedwarn_at): Likewise.
6457 * builtins.c: Update all calls to pedwarn.
6458 * c-lex.c: Likewise.
6459 * toplev.c: Likewise.
6460 * c-tree.h: Likewise.
6461 * c-decl.c: Likewise.
6462 * c-errors.c: Likewise.
6463 * c-typeck.c: Likewise.
6464 * c-common.c: Likewise.
6465 * c-parser.c: Likewise.
6467 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6470 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6471 with MODE_VECTOR_INT mode.
6473 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6476 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6477 initialized outside the current module.
6478 (warn_uninitialized_var): Ignore left-hand side when walking the
6479 trees. Ignore address expressions. Examine VUSE operands in gimple
6480 statements with a variable declaration on the right-hand side.
6482 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6485 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6487 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6490 * c-common.c (conversion_warning): Do not warn if applying bit-and
6491 operator to unsigned constant that fits in the target type.
6493 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6496 * c-common.c (conversion_warning): Do not warn for artificial
6499 2008-08-20 Richard Guenther <rguenther@suse.de>
6501 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6502 (extract_range_from_binary_expr): Fall back to constant propagation.
6503 (extract_range_from_unary_expr): Likewise.
6505 2008-08-20 Richard Guenther <rguenther@suse.de>
6507 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6508 with TREE_THIS_VOLATILE on shared nodes.
6509 (fold_stmt_r): Likewise.
6511 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6514 * c-parser.c (c_parser_attributes): For keywords use canonical
6515 spelling for attr_name.
6517 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6519 * value-prof.c (check_counter): Revert wrong call to error.
6521 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6523 * profile.c: Update calls to inform.
6524 * value-prof.c: Update calls to inform.
6526 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6528 * diagnostic.c (inform): Add an explicit location_t parameter.
6529 * toplev.h (inform): Update declaration.
6530 * builtins.c: Update all calls to inform.
6531 * c-common.c: Likewise.
6532 * c-decl.c: Likewise.
6533 * c-opts.c: Likewise.
6534 * c-pch.c: Likewise.
6535 * c-pragma.c: Likewise.
6536 * c-typeck.c: Likewise.
6537 * coverage.c: Likewise.
6539 * toplev.c: Likewise.
6540 * tree-cfg.c: Likewise.
6541 * tree-ssa.c: Likewise.
6543 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6546 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6547 V2DI mode, for SSE4.1, use movq instead of vector set if the
6548 second element is zero and inter-unit moves are OK.
6550 2008-08-20 Richard Guenther <rguenther@suse.de>
6552 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6553 properly handle conversion/copy chains after tuplification.
6555 2008-08-20 Richard Guenther <rguenther@suse.de>
6557 * passes.c (init_optimization_passes): Move the second
6558 forwprop pass before alias computation. Remove the second
6559 DCE pass. Remove the first dominator and phi copy/const
6562 2008-08-20 Nick Clifton <nickc@redhat.com>
6564 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6565 support of this feature. Do not assume that a sufficiently new
6566 assembler will support the feature regardless of the target type.
6567 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6568 * configure: Regenerate.
6570 2008-08-20 Richard Guenther <rguenther@suse.de>
6572 * tree-vrp.c (found_in_subgraph): Remove.
6573 (live): New global static.
6574 (live_on_edge): New function.
6575 (blocks_visited): Remove.
6576 (register_edge_assert_for_2): Use live_on_edge.
6577 (find_conditional_asserts): Remove code dealing with
6578 found_in_subgraph. Do not walk the CFG.
6579 (find_switch_asserts): Likewise.
6580 (find_assert_locations_1): Renamed from find_assert_locations.
6581 Move finding assert locations for conditional and switch
6582 statements first. Update live bitmap. Do not walk the CFG.
6583 (find_assert_locations): New function.
6584 (insert_range_assertions): Remove entry of CFG walk.
6585 Adjust call to find_assert_locations.
6586 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6587 that only can appear because of fake exit edges but assert we
6588 never try to insert on those.
6589 (fini_pre): Do not remove fake exit edges here...
6590 (execute_pre): ...but here, before committing edge inserts.
6592 2008-08-19 Richard Guenther <rguenther@suse.de>
6594 * passes.c (init_optimization_passes): Exchange store-ccp
6597 2008-08-19 Rafael EspÃndola <espindola@google.com>
6599 * varasm.c (weak_decls): Move earlier in the file.
6600 (assemble_external): Add weak decls to the weak_decls list.
6601 (declare_weak): Don't add decls to the weak_decls list.
6603 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6606 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6607 before (sse2_shufpd_<mode>).
6609 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6612 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6613 * tree.c (block_nonartificial_location): Likewise.
6615 2008-08-19 Richard Guenther <rguenther@suse.de>
6617 PR tree-optimization/35972
6618 PR tree-optimization/23094
6619 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6621 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6622 handle MISALIGNED_INDIRECT_REF.
6623 (get_ref_from_reference_ops): New helper.
6624 (vn_reference_lookup_pieces): Walk the use-def chain using the
6625 alias-oracle if requested.
6626 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6627 walking the use-def chain.
6628 (compute_avail): But not here.
6629 (create_component_ref_by_pieces_1): Properly handle
6630 MISALIGNED_INDIRECT_REF.
6631 (do_regular_insertion): Handle fully redundant
6632 expressions after PHI-translation also for SSA_NAME values, not
6633 only constants. Correctly use edoubleprime for that.
6635 2008-08-19 Ira Rosen <irar@il.ibm.com>
6637 * tree-vectorizer.c (supportable_widening_operation): Support
6638 multi-step conversion, return the number of steps in such conversion
6639 and the required intermediate types.
6640 (supportable_narrowing_operation): Likewise.
6641 * tree-vectorizer.h (vect_pow2): New function.
6642 (supportable_widening_operation): Change argument types.
6643 (supportable_narrowing_operation): Likewise.
6644 (vectorizable_type_promotion): Add an argument.
6645 (vectorizable_type_demotion): Likewise.
6646 * tree-vect-analyze.c (vect_analyze_operations): Call
6647 vectorizable_type_promotion and vectorizable_type_demotion with
6648 additional argument.
6649 (vect_get_and_check_slp_defs): Detect patterns.
6650 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6652 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6653 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6654 factor according to the smallest type in the loop.
6655 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6656 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6657 supportable_widening_operation with correct arguments.
6658 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6659 operands lists according to the number of vector statements in left
6660 or right node, if exists.
6661 (vect_gen_widened_results_half): Remove unused argument.
6662 (vectorizable_conversion): Call supportable_widening_operation,
6663 supportable_narrowing_operation, and vect_gen_widened_results_half
6664 with correct arguments.
6665 (vectorizable_assignment): Change documentation, support multiple
6667 (vectorizable_operation): Likewise.
6668 (vect_get_loop_based_defs): New function.
6669 (vect_create_vectorized_demotion_stmts): Likewise.
6670 (vectorizable_type_demotion): Support loop-aware SLP and general
6671 multi-step conversion. Call vect_get_loop_based_defs and
6672 vect_create_vectorized_demotion_stmts for transformation.
6673 (vect_create_vectorized_promotion_stmts): New function.
6674 (vectorizable_type_promotion): Support loop-aware SLP and general
6675 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6677 (vectorizable_store): Change documentation, support multiple
6679 (vectorizable_load): Likewise.
6680 (vect_transform_stmt): Pass SLP_NODE to
6681 vectorizable_type_promotion and vectorizable_type_demotion.
6682 (vect_schedule_slp_instance): Move here the calculation of number
6683 of vectorized statements for each node from...
6684 (vect_schedule_slp): ... here.
6685 (vect_transform_loop): Call vect_schedule_slp without the last
6688 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6691 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6692 to == in assert statement.
6693 (vectorizable_reduction): Fix typo.
6695 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6698 * value-prof.c (check_counter): Dereference pointer to overall
6699 count when printing it.
6701 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6703 * profile.h: Really add it.
6705 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6707 * mcf.c: Really add it.
6709 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6710 Vinodha Ramasamy <vinodha@google.com>
6712 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6714 * value-prof.c (check_counter): Fix the counter if
6715 flag_profile_correction is true.
6716 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6717 tree_mod_subtract_transform):
6718 Follow check_counter parameter change.
6719 * common.opt (fprofile-correction): New option.
6721 * profile.h: Likewise.
6722 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6723 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6724 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6726 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6727 flag_profile_correction is set.
6729 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6731 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6733 2008-08-18 Tomas Bily <tbily@suse.cz>
6735 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6736 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6738 * tree-data-ref.c (split_constant_offset_1): Likewise.
6739 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6740 * tree-sra.c (sra_walk_expr): Likewise.
6741 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6742 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6743 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6744 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6746 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6747 * tree-vect-transform.c (vectorizable_type_demotion)
6748 (vectorizable_type_promotion): Likewise.
6749 * tree-inline.c (expand_call_inline):
6750 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6751 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6752 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6753 * expr.c (expand_expr_real_1): Likewise.
6754 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6755 (gimple_assign_unary_useless_conversion_p): Likewise.
6756 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6757 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6758 * fold-const.c (fold_unary): Likewise.
6759 * tree.h (CONVERT_EXPR_P): Likewise.
6760 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6761 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6763 (register_edge_assert_for_2, extract_range_from_unary_expr)
6764 (register_edge_assert_for_1): Likewise.
6766 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6768 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6769 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6770 (enum real_value_const): Delete.
6771 (get_real_const): Delete.
6772 * real.c (get_real_const): Delete.
6773 (dconst_e_ptr): Define.
6774 (dconst_third_ptr): Define.
6775 (dconst_sqrt2_ptr): Define.
6776 * builtins.c: Update all callers.
6778 2008-08-18 Richard Guenther <rguenther@suse.de>
6780 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6781 statement iterator after statement removal.
6783 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6785 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6786 (detect_processor_freebsd): Likewise.
6787 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6789 2008-08-18 Richard Guenther <rguenther@suse.de>
6791 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6792 and loads have the correct types.
6794 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6797 * c-opts.c (cpp_opts): Remove static.
6798 * c-parser.c (cpp_opts): Declare it extern.
6799 (disable_extension_diagnostics): Handle cpp options.
6800 (enable_extension_diagnostics): Likewise.
6802 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6804 * diagnostics.c (permerror_at): Rename as permerror.
6805 (permerror): Delete.
6806 * toplev.h: Likewise.
6808 2008-08-18 Richard Guenther <rguenther@suse.de>
6810 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6811 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6812 Move call_cdce before build_alias. Move copyrename2,
6813 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6814 right after final inlining.
6815 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6816 (pass_build_cfg): But instead via TODO_dump_func.
6818 2008-08-18 Richard Guenther <rguenther@suse.de>
6820 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6822 (scalarize_init): If we failed to generate some initializers
6823 do not generate zeros for not instantiated members. Instead
6824 rely on the copy out.
6825 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6826 about missing flow-sensitive alias info only if we have
6829 2008-08-17 Nick Clifton <nickc@redhat.com>
6831 * doc/extend.texi (Function Attributes): Fix typo in description
6832 if hot function attribute.
6834 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6835 Richard Sandiford <rdsandiford@googlemail.com>
6837 * doc/install.texi (--with-mips-plt): Document.
6838 * doc/invoke.texi (-mplt, -mno-plt): Document.
6839 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6840 and handle ${with_mips_plt}.
6841 * config/mips/mips.opt (mplt): New option.
6842 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6843 (TARGET_ABICALLS_PIC2): Likewise.
6844 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6845 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6846 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6847 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6848 to decide whether to output ".option picX" directives.
6849 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6850 Pass -call_nonpic rather than -KPIC for -mplt.
6851 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6852 on the command line. Also remove it when -mabi=64 is used without
6854 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6855 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6856 TARGET_ABICALLS_PIC0.
6857 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6859 (mips16_build_function_stub): Only output ".option pic" directives
6860 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6861 (mips16_build_call_stub): Fix comment and remove redundant
6862 ".set at"/"set .noat" directives.
6863 (mips_function_rodata_section): Use the default behaviour for
6864 TARGET_ABSOLUTE_ABICALLS.
6865 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6866 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6867 (mips_restore_gp): Do nothing if the current function doesn't use
6869 (mips_expand_prologue): Only save $gp if the current function uses it.
6870 Use a normal move for TARGET_ABICALLS_PIC0.
6871 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6873 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6875 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6876 of function when handling GLOBAL_POINTER_REGNUM.
6878 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6881 * common.opt (-fstack-check): Do not declare the variable here.
6882 (-fstack-check=): New option variant.
6883 * doc/invoke.texi (Code Gen Options): Document it.
6884 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6885 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6886 (STACK_CHECK_STATIC_BUILTIN): New macro.
6887 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6888 * opts.c: Include expr.h.
6889 (common_handle_option) <OPT_fold_stack_check_>: New case.
6890 <OPT_fstack_check>: Likewise.
6891 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6892 consistently in the test for variable-sized types. Adjust for
6893 new behaviour of flag_stack_check.
6894 * explow.c: Include except.h.
6895 (allocate_dynamic_stack_space): Do not take into account
6896 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6897 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6898 for variable-sized parameters. Treat all parameters whose size is
6899 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6900 stack checking is enabled.
6901 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6902 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6903 if generic stack checking is enabled.
6904 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6905 * reload1.c (reload): Likewise.
6906 * stmt.c (expand_decl): Assert that all automatic variables have
6907 fixed size at this point and remove dead code.
6908 * flags.h (stack_check_type): New enumeration type.
6909 (flag_stack_check): Declare.
6910 * toplev.c (flag_stack_check): New global variable.
6911 * Makefile.in (opts.o): Add dependency on EXPR_H.
6912 (explow.o): Add dependency on except.h.
6914 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6916 * config/avr/avr.c (avr_override_options): Reduce value of
6917 PARAM_INLINE_CALL_COST.
6919 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6921 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6922 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6923 lieu of TYPE_MODE (type) throughout.
6925 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6927 * config/arm/arm.c (add_minipool_backward_ref): Check for
6928 8-byte-aligned entries in second case of forcing insertion after a
6929 particular entry. Change third case to avoid inserting
6930 non-8-byte-aligned entries before 8-byte-aligned ones.
6932 2008-08-15 Richard Guenther <rguenther@suse.de>
6934 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6935 strip components for unknown size accesses.
6937 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6939 * config/s390/2097.md New file.
6940 * config/s390/s390.md ("z10prop" attribute): Define none,
6941 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6942 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6943 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6944 possible values and apply them to insns as appropriate.
6945 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6946 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6947 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6948 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6949 ("bfp" mode attribute): Removed. Every occurence replaced
6951 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6952 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6955 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6958 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6961 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6963 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6964 additional argument. Support reduction when duplication is needed due
6965 to data-types of different sizes in the loop.
6966 (get_initial_def_for_induction): Fix printout.
6967 (vect_get_vec_def_for_stmt_copy): Support case where the
6968 vec_stmt_for_operand is a phi node.
6969 (vectorizable_reduction): Support reduction when duplication is needed
6970 due to data-types of different sizes in the loop.
6971 (vectorizable_call): Remove restriction to not vectorize in case we
6972 have data-types of different sizes in the loop.
6973 (vectorizable_conversion): Likewise.
6974 (vectorizable_operation): Likewise.
6975 (vectorizable_type_demotion): Likewise.
6976 (vectorizable_type_promotion): Likewise.
6977 (vectorizable_induction): Add restriction to not vectorize in case
6978 we have data-types of different sizes in the loop.
6980 2008-08-14 Christophe Saout <christophe@saout.de>
6981 Uros Bizjak <ubizjak@gmail.com>
6984 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6985 (*vec_concatv2di_rex64_sse4_1): Ditto.
6986 (*vec_concatv2di_rex64_sse): Ditto.
6988 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6991 * fold-const.c (fold_widened_comparison): Do not allow
6992 sign changes that change the result even if shorter type
6993 is wider than arg1_unw's type.
6995 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6997 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6998 Skip if the multilib testing specifies -march that does not
6999 agree with the one specified in the testcase.
7001 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7003 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7004 zero extend SImode values being converted to TFmode before passing
7007 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7009 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7010 __PPU__ when targeting the Cell/B.E. PPU processor.
7012 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7014 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7015 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7016 Rematerialize the static chain, if any.
7017 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7020 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7022 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7023 (new_loc_descr): Likewise.
7024 (add_loc_descr): Likewise.
7025 (size_of_loc_descr): Likewise.
7026 (size_of_locs): Likewise.
7027 (output_loc_operands): Likewise.
7028 (output_loc_sequence): Likewise.
7029 (new_reg_loc_descr): New.
7030 (build_cfa_loc): Use it.
7031 (build_cfa_aligned_loc): Likewise.
7032 (one_reg_loc_descriptor): Likewise.
7033 (based_loc_descr): Likewise.
7035 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7038 * doc/invoke.texi (Wmain): Update.
7039 * c-decl.c (start_decl): warn_main is only 0 or 1.
7040 (start_function): Likewise. Fix formatting.
7041 (finish_function): Delete redundant warning.
7042 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7043 * c-opts (c_common_handle_option): -Wall only has effect if
7044 warn_main is uninitialized. OPT_Wmain is automatically
7045 handled. -pedantic also enables Wmain.
7046 (c_common_post_options): Handle all logic for Wmain here.
7047 * c-common.c (warn_main): Delete.
7048 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7049 * c-common.h (warn_main): Delete.
7051 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7054 * expr.c (emit_group_store): Allocate stack temp with the
7055 largest alignment when copying from register to stack.
7057 2008-08-13 Richard Guenther <rguenther@suse.de>
7059 * tree.h (maybe_fold_offset_to_address): Declare.
7060 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7061 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7062 Likewise for POINTER_PLUS_EXPR.
7063 (maybe_fold_offset_to_reference): Enable disabled code.
7064 (maybe_fold_offset_to_address): New function.
7065 (fold_stmt_r): Use it.
7066 (fold_gimple_assign): Likewise.
7067 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7068 (gimplify_expr): Likewise.
7070 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7072 * toplev.h (pedwarn_at): Fix declaration.
7074 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7076 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7077 LINK_SPEC): Use %R in -Y P argument.
7079 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7082 * diagnostic.c (pedwarn_at): New.
7083 * toplev.h (pedwarn_at): Declare.
7084 * c-tree.h (build_enumerator): Update declaration.
7085 * c-decl.c (finish_enum): Update comment.
7086 (build_enumerator): Take a location parameter. Give a pedwarn but do
7087 not perform any conversion.
7088 * c-parser.c (c_parser_enum_specifier): Set correct location for
7091 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7094 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7095 expressions except for conversions to signed:1 bitfields. Handle
7096 COND_EXPR with constant operands.
7098 2008-08-13 Richard Guenther <rguenther@suse.de>
7100 PR tree-optimization/15255
7101 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7102 (struct oecount_s): New struct and VEC types.
7104 (oecount_hash): New function.
7105 (oecount_eq): Likewise.
7106 (oecount_cmp): Likewise.
7107 (zero_one_operation): New function.
7108 (build_and_add_sum): Likewise.
7109 (undistribute_ops_list): Perform un-distribution of multiplication
7110 and division on the chain of summands.
7111 (should_break_up_subtract): Also break up subtracts for factors.
7112 (reassociate_bb): Delete dead visited statements.
7113 Call undistribute_ops_list. Re-sort and optimize if it did something.
7114 * passes.c (init_optimization_passes): Move DSE before
7116 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7119 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7121 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7123 * doc/invoke.texi: Revert unintended checkin.
7125 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7128 * gcc.c (include_spec_function): Tweak call to find_a_file.
7130 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7133 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7134 and TRUTH_ORIF_EXPR.
7135 * dojump.c (do_jump): Likewise.
7137 PR tree-optimization/37084
7138 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7139 if id->regimplify, don't assume stmt is a cast assignment.
7141 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7143 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7145 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7148 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7151 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7153 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7154 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7156 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7157 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7158 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7159 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7160 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7162 * doc/tm.texi (Storage Layout): Remove documentation for
7163 TARGET_FLOAT_FORMAT.
7165 * simplify-rtx.c (simplify_binary_operation_1): Replace
7166 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7168 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7170 * real.h (struct real_format): New member has_sign_dependent_rounding.
7171 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7172 spu_single_format, ieee_double_format, mips_double_format,
7173 motorola_double_format, ieee_extended_motorola_format,
7174 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7175 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7176 mips_extended_format, ieee_quad_format, mips_quad_format,
7177 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7178 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7180 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7181 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7182 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7183 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7184 (ROUND_TOWARDS_ZERO): Likewise.
7186 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7187 (FLOAT_MODE_FORMAT): New macro.
7188 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7189 (MODE_COMPOSITE_P): ... this new macro.
7190 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7191 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7192 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7194 * flags.h: Include "real.h".
7196 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7197 REAL_MODE_FORMAT_COMPOSITE_P.
7198 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7200 * doc/tm.texi (Storage Layout): Remove documentation of
7201 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7202 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7203 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7204 they only apply to libgcc2.a.
7206 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7208 * config/spu/float_disf.c: New file.
7209 * config/spu/float_unsdisf.c: New file.
7210 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7211 (LIB2FUNCS_EXCLUDE): Define.
7213 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7214 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7216 * real.h (struct real_format): New member round_towards_zero.
7217 * real.c (round_for_format): Respect fmt->round_towards_zero.
7218 (ieee_single_format, mips_single_format, motorola_single_format,
7219 spu_single_format, ieee_double_format, mips_double_format,
7220 motorola_double_format, ieee_extended_motorola_format,
7221 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7222 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7223 mips_extended_format, ieee_quad_format, mips_quad_format,
7224 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7225 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7227 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7228 real_format to choose rounding mode when calling MPFR functions.
7229 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7230 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7232 * real.h (real_to_decimal_for_mode): Add prototype.
7233 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7234 Respect target rounding mode when generating decimal representation.
7235 (real_to_decimal): New stub for backwards compatibility.
7236 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7237 real_to_decimal_for_mode instead of real_to_decimal.
7239 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7241 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7242 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7244 * real.c (spu_single_format): New variable.
7245 * real.h (spu_single_format): Declare.
7247 * config/spu/spu.c (spu_override_options): Install SFmode format.
7248 (spu_split_immediate): Use integer mode to operate on pieces of
7249 floating-point values in all cases.
7251 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7252 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7253 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7255 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7257 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7259 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7261 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7263 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7266 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7267 on the VAR_DECL instead of TYPE_READONLY on its type.
7269 2008-08-12 Ira Rosen <irar@il.ibm.com>
7271 * tree-vectorizer.c: Depend on langhooks.h.
7272 (supportable_widening_operation): Add two arguments. Support double
7274 (supportable_narrowing_operation): Likewise.
7275 * tree-vectorizer.h (supportable_widening_operation): Add two
7277 (supportable_narrowing_operation): Likewise.
7278 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7279 supportable_widening_operation with correct arguments.
7280 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7281 (vectorizable_type_demotion): Support double type conversions.
7282 (vectorizable_type_promotion): Likewise.
7283 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7285 2008-08-11 Michael Matz <matz@suse.de>
7287 * i386/i386.c (override_options): Move initialisation from
7288 flag_schedule_insns_after_reload to here from ...
7289 (optimization_options): ... here.
7291 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7293 PR rtl-optimization/36998
7294 * dwarf2out.c (compute_barrier_args_size_1,
7295 compute_barrier_args_size): Temporarily remove assertions.
7297 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7300 * tree-ssa.c (struct walk_data): Add new flag
7301 warn_possibly_uninitialized.
7302 (warn_uninitialized_var): Use it.
7303 (warn_uninitialized_vars): New.
7304 (execute_early_warn_uninitialized): Call it.
7305 (execute_late_warn_uninitialized): Likewise.
7307 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7310 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7313 2008-08-09 Jan Hubicka <jh@suse.cz>
7316 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7318 (expand_fix): Be prepared for expansion to fail.
7319 (expand_sfix_optab): Remove instructions if expansion failed.
7321 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7323 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7325 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7326 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7328 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7330 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7331 mips/t-libgcc-mips16 to tmake_file.
7332 * config/mips/mips-protos.h (mips_call_type): New enum.
7333 (mips_pic_base_register, mips_got_load): Declare.
7334 (mips_restore_gp): Take an rtx argument.
7335 (mips_use_pic_fn_addr_reg_p): Declare.
7336 (mips_expand_call): Replace the sibcall_p argument with
7337 a mips_call_type argument. Add a lazy_p parameter.
7338 (mips_split_call): Declare.
7339 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7340 (MIPS16_PIC_TEMP): Likewise.
7341 (reg_class): Delete M16_NA_REGS.
7342 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7343 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7344 (mips_split_hi_p): Declare.
7345 * config/mips/mips.c (mips_split_hi_p): New array.
7346 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7347 (mips_got_symbol_type_p): New function.
7348 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7349 (mips16_stub_function_p): New function.
7350 (mips16_local_function_p): Likewise.
7351 (mips_use_pic_fn_addr_reg_p): Likewise.
7352 (mips_cannot_force_const_mem): Return false for HIGHs.
7353 Extend CONST_INT and symbolic handling to MIPS16, using
7354 mips_symbol_insns to check that the base symbol type is a
7355 legitimate constant. Reject GOT-based constants if
7356 TARGET_MIPS16_PCREL_LOADS.
7357 (mips_const_insns): Check targetm.cannot_force_const_mem when
7358 decomposing a symbolic base and a large offset.
7359 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7360 When calling a function that needs $25 from MIPS16 code,
7361 move the target address into $25 separately and add a USE
7363 (mips16_gp_pseudo_reg): Insert the initializer immediately
7364 before the first real insn.
7365 (mips_pic_base_register, mips_got_load): New functions.
7366 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7367 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7368 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7369 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7370 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7371 also passing NULL_RTX rather than const0_rtx as the aux argument.
7372 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7373 instead of TARGET_EXPLICIT_RELOCS.
7374 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7375 (mips_load_call_address): Replace the sibcall_p argument with
7376 a mips_call_type argument. Use mips_got_load.
7377 (mips16_local_alias): New structure.
7378 (mips16_local_aliases): New variable.
7379 (mips16_local_aliases_hash): New function.
7380 (mips16_local_aliases_eq): Likewise.
7381 (mips16_local_alias): Likewise.
7382 (mips16_stub_function): Likewise.
7383 (mips16_build_function_stub): Create a local alias for the target
7384 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7385 .cpload directive and an R_MIPS_NONE relocation for the target
7386 function, then load the alias rather than the function itself.
7387 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7388 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7389 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7390 (mips16_build_call_stub): Replace the FN parameter with an
7391 FN_PTR parameter. Force the address into a register if it
7392 isn't a call_insn_operand; don't rely on the caller to do this.
7393 If a call to a locally-defined and locally-binding MIPS16
7394 function must be made indirectly, redirect the call to the
7395 function's local alias. Use mips16_stub_function_p,
7396 mips16_stub_function, mips_expand_call and use_reg.
7397 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7398 Use explicit %hi and %lo accesses where possible.
7399 Use MIPS_CALL to generate the correct code form of a
7400 jal instruction. Add clobbers of $18 instead of uses.
7401 Update the call to mips_emit_call_insn.
7402 (mips_expand_call): Replace the SIBCALL_P argument with a
7403 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7404 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7405 allowing it to modify the call address. Update the calls to
7406 mips_load_call_address and mips_emit_call_insn.
7407 (mips_split_call): New function.
7408 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7409 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7410 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7411 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7412 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7414 (mips_cprestore_slot): New function.
7415 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7416 and use mips_cprestore_slot.
7417 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7419 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7420 then use a copygp_mips16 instruction to set up $28.
7421 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7422 (mips16_lay_out_constants): Call split_all_insns_noflow.
7423 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7424 false if TARGET_MIPS16.
7425 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7426 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7427 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7428 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7429 MIPS16 code. Allow MIPS16 o32 PIC.
7430 (mips_override_options): Allow MIPS16 o32 PIC.
7431 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7432 after reload if TARGET_USE_GOT.
7433 (UNSPEC_COPYGP): New constant.
7434 (length): Use a default length of 8 for MIPS16 GOT loads.
7435 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7436 (*got_page<mode>): Check mips_split_hi_p.
7437 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7438 (unspec_got<mode>, unspec_call<mode>): New expanders.
7439 (load_got<mode>, load_call<mode>): Remove the length attributes.
7440 Use a got attribute instead of a type attribute.
7441 (copygp_mips16): New insn.
7442 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7443 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7444 (sibcall, sibcall_value, call, call_value): Update the calls
7445 to mips_expand_call.
7446 (call_internal, call_value_internal): Use mips_split_call.
7447 (call_value_multiple_internal): Likewise.
7448 (call_split): Move after call_internal (the insn it is split from).
7449 (call_internal_direct, call_value_internal_direct): Turn into
7450 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7451 (call_direct_split, call_value_direct_split): New patterns.
7452 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7453 and use M16_REGS instead of M16_NA_REGS.
7454 * config/mips/predicates.md (const_call_insn_operand): Replace
7455 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7456 mips_use_pic_fn_addr_reg_p check.
7457 (move_operand): Reject HIGHs if mips_split_hi_p.
7458 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7459 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7460 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7461 * config/mips/libgcc-mips16.ver: New file.
7462 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7463 $(srcdir)/config/mips/libgcc-mips16.ver.
7465 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7467 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7469 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7470 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7471 (mips16_cfun_returns_in_fpr_p): Likewise.
7473 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7475 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7476 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7477 rather than 4 to PC.
7479 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7481 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7482 (FUNCTION_PROFILER): Save the static chain pointer into $2
7483 beforehand and restore it aftewards.
7484 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7485 address directly into $25 and call the function through $25;
7486 do not clobber $3. Pad the DImode version to cover the space
7487 left by the deleted $25 <- $3 move.
7488 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7489 the removal of the $25 <- $3 move.
7490 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7491 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7493 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7494 Daniel Jacobowitz <dan@codesourcery.com>
7496 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7497 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7498 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7499 * config/mips/mips.c (mips_start_function_definition): New function.
7500 (mips_end_function_definition): Likewise.
7501 (mips_output_function_prologue): Use mips_start_function_definition.
7502 (mips_output_function_epilogue): Use mips_end_function_definition.
7503 (build_mips16_function_stub): Use mips_start_function_definition
7504 and mips_end_function_definition.
7505 (build_mips16_call_stub): Likewise.
7507 2008-08-09 Richard Guenther <rguenther@suse.de>
7509 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7510 * gimple.h (gimple_call_fn): Adjust comment.
7511 (gimple_call_set_fndecl): New function.
7512 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7513 longer having bare FUNCTION_DECL operand.
7514 (gimple_call_return_type): Likewise.
7515 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7517 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7518 (gimple_mod_pow2): Likewise.
7519 (gimple_mod_subtract): Likewise.
7520 (gimple_ic): Likewise.
7521 (gimple_stringop_fixed_value): Likewise.
7522 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7523 longer having bare FUNCTION_DECL operand.
7524 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7525 * omp-low.c (optimize_omp_library_calls): Likewise.
7526 * cgraphunit.c (update_call_expr): Likewise.
7527 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7528 (execute_convert_to_rsqrt): Likewise.
7529 * cfgexpand.c (gimple_to_tree): Simplify.
7530 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7531 bare FUNCTION_DECL operand.
7532 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7533 (convert_gimple_call): Use gimple_call_fndecl.
7534 * c-common.c (c_warn_unused_result): Likewise.
7536 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7539 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7540 (c_finish_return): Likewise.
7541 (c_start_case): Likewise.
7542 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7543 * c-parser.c (c_parser_condition): New. Call
7544 verify_sequence_points.
7545 (c_parser_paren_condition): Call c_parser_condition.
7546 (c_parser_for_statement): Call c_parser_condition.
7548 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7551 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7552 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7553 Moved from diagnostic.h
7554 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7556 (emit_diagnostic): New.
7557 (warning0, pedwarn0): Delete.
7558 (warning, warning_at, pedwarn, permerror): Return bool.
7559 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7560 Moved to diagnostic.c.
7561 (struct diagnostic_context): Use correct type for
7562 classify_diagnostic.
7563 (diagnostic_report_diagnostic): Update declaration.
7564 (emit_diagnostic): Declare.
7565 * errors.c (warning): Return bool.
7566 * errors.h (warning): Update declaration.
7567 * toplev.h (warning0, pedwarn0): Delete.
7568 (warning, warning_at, pedwarn, permerror): Return bool.
7569 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7570 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7571 inform. Update all calls.
7572 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7573 before giving informative note.
7574 (implicit_decl_warning): Likewise.
7575 * c-typeck.c (build_function_call): Likewise.
7576 * tree-sssa.c (warn_uninit): Likewise.
7577 * builtins.c (gimplify_va_arg_expr): Likewise.
7579 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7582 * doc/invoke.texi (-Wextra): Move warning from here...
7583 (-Wuninitialized): ... to here.
7585 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7588 * flags.h (set_Wunused): Delete
7589 * toplev.c (process_options): Handle Wunused flags here.
7590 * opts.c (maybe_warn_unused_parameter): Delete.
7591 (common_handle_option): Replace set_Wunused by warn_unused.
7592 (set_Wextra): Do not handle Wunused-parameter here.
7593 (set_Wunused): Delete.
7594 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7596 * common.opt (Wunused): Add Var and Init.
7597 (Wunused-function): Likewise.
7598 (Wunused-label): Likewise.
7599 (Wunused-parameter): Likewise.
7600 (Wunused-value): Likewise.
7601 (Wunused-variable): Likewise.
7603 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7605 * doc/invoke.texi: Add cpu_type power7.
7606 * config.in (HAVE_AS_VSX): New.
7607 * config.gcc: Add cpu_type power7.
7608 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7610 * configure: Regenerate.
7611 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7613 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7614 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7615 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7617 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7619 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7620 type to vectorize.builtin_conversion.
7621 (vectorizable_conversion): Likewise.
7622 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7623 integral type as input.
7624 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7626 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7627 and ALTIVEC_BUILTIN_VCTSXS.
7628 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7631 2008-08-08 Richard Guenther <rguenther@suse.de>
7633 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7634 (surely_varying_stmt_p): Calls are varying only if they are
7635 non-builtin and not indirect or have no result.
7636 (ccp_fold): Re-instantiate code before the tuples merge.
7638 2008-08-08 Richard Guenther <rguenther@suse.de>
7640 PR tree-optimization/37056
7641 * gimple.h (gimple_assign_rhs_class): New helper function.
7642 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7643 unary operations properly.
7645 2008-08-07 Jan Hubicka <jh@suse.cz>
7647 * i386.h (ix86_size_cost): Declare.
7648 (ix86_cur_cost): New function macro.
7649 * i386.md (peepholes expanding size and splitters): Predicate by
7650 optimize_insn_for_speed_p.
7651 (peepholes reduce size and splitters): Predicate by
7652 optimize_insn_for_size_p.
7653 * i386.c (ix86_size_cost): Rename from ...
7654 (size_cost): This one.
7655 (override_options): Update.
7656 (decide_alg): Likewise.
7657 (ix86_expand_clear): Use RTL profile.
7658 (ix86_pad_returns): Use RTL profile.
7660 2008-08-07 Jan Hubicka <jh@suse.cz>
7662 * recog.c (split_all_insns): Set RTL profile
7663 (peephole2_optimize): Likewise.
7664 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7665 * combine.c (combine_instructions): Likewise.
7667 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7669 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7671 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7673 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7674 value in a6 after the set_frame_ptr insn.
7676 2008-08-07 Richard Henderson <rth@redhat.com>
7679 * gcc.c (cpp_options): Pass along -g*.
7681 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7683 * config/arm/arm.c (output_move_neon): Update comment describing
7684 big-endian vector layout.
7685 (arm_assemble_integer): Do not handle big-endian NEON vectors
7687 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7688 neon_vget_lane<mode>_sext_internal,
7689 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7690 element indices for big-endian.
7692 2008-08-07 Richard Henderson <rth@redhat.com>
7694 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7695 * configure, config.in: Rebuild.
7696 * debug.h (dwarf2out_do_cfi_asm): Declare.
7697 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7698 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7699 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7700 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7702 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7704 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7705 movv2si_internal): Combine into mov<mode>_internal.
7706 (movv2si_internal_2): Remove.
7708 2008-08-07 Jan Hubicka <jh@suse.cz>
7711 * i386.md (single stringop patterns): Enable unconditionally.
7713 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7716 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7718 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7719 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7721 * config/i386/sse.md (sse2_movq128): New.
7723 * doc/extend.texi: Document __builtin_ia32_movq128.
7725 2008-08-07 Richard Guenther <rguenther@suse.de>
7728 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7729 pointers can access anything.
7731 2008-08-06 Jan Hubicka <jh@suse.cz>
7733 * optabs.c (emit_unop_insn): Break out to ...
7734 (maybe_emit_unop_insn): ... this one.
7735 (expand_sfix_optab): Use maybe variant.
7736 * optabs.h (maybe_emit_unop_insn): Declare.
7738 * i386.md (mov0 patterns): Enable by default.
7739 (FP conversion expanders): Disable expansion of code expanding
7740 sequences when instruction should be optimized for size.
7741 (single strinop patterns): Enable when optimizing for size.
7742 (string expanders): Disable expanding of code expanding sequences
7743 when optimizning instruction for size.
7744 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7746 (ix86_fp_comparison_sahf_cost): Likewise.
7747 (ix86_expand_branch): Likewise.
7748 (ix86_expand_ashl_const): Likewise.
7749 (ix86_split_ashl): Likewise.
7750 (ix86_expand_strlen): Likewise.
7751 (ix86_emit_fp_unordered_jump): Likewie.
7753 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7755 * c-common.c: Fix typo.
7756 (c_common_reswords): Activate more C++ keyword warnings.
7758 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7760 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7763 * diagnostic.c (permerror_at): New.
7764 * toplev.h (permerror_at): Declare.
7766 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7767 Ira Rosen <irar@il.ibm.com>
7769 * tree-vect-transform.c (vect_model_simple_cost): Return
7770 immediately if stmt is pure SLP.
7771 (vect_model_store_cost): Ditto.
7772 (vect_model_load_cost): Ditto.
7773 (vectorizable_store): Remove PURE_SLP check before call
7774 to vect_model_store_cost.
7775 (vect_model_store_cost): When checking whether stmt describe
7776 strided access, add a check that it is not slp_node.
7778 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7781 * c-common.c (warn_for_sign_compare): New. Handle separately the
7782 case that 'constant' is zero.
7783 * c-typeck.c (build_binary_op): Move code to c-common.c
7785 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7787 * config/alpha/alpha.c (alpha_preferred_reload_class,
7788 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7789 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7790 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7791 * config/arm/arm.md: Likewise.
7792 * config/avr/avr-protos.h (preferred_reload_class,
7793 test_hard_reg_class, avr_simplify_comparison_p,
7794 out_shift_with_cnt, class_max_nregs): Likewise.
7795 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7796 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7797 preferred_reload_class, test_hard_reg_class): Likewise.
7798 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7799 bfin_memory_move_cost, bfin_secondary_reload,
7800 bfin_output_mi_thunk): Likewise.
7801 * config/crx/crx.c (crx_secondary_reload_class,
7802 crx_memory_move_cost): Likewise.
7803 * config/frv/frv-protos.h (frv_secondary_reload_class,
7804 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7805 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7806 frv_secondary_reload_class, frv_class_likely_spilled_p,
7807 frv_class_max_nregs): Likewise.
7808 * config/h8300/h8300.c (h8300_classify_operand,
7809 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7811 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7812 * config/ia64/ia64.c (ia64_preferred_reload_class,
7813 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7814 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7815 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7817 * config/m68hc11/m68hc11.c (preferred_reload_class,
7818 m68hc11_memory_move_cost): Likewise.
7819 * config/mcore/mcore.c (mcore_secondary_reload_class,
7820 mcore_reload_class): Likewise.
7821 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7822 mips_class_max_nregs, mips_cannot_change_mode_class,
7823 mips_preferred_reload_class, mips_secondary_reload_class,
7824 mips_output_mi_thunk): Likewise.
7825 * config/mmix/mmix.c (mmix_preferred_reload_class,
7826 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7828 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7830 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7831 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7832 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7833 * config/rs6000/rs6000.c (paired_expand_vector_init,
7834 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7835 compare_section_name, rs6000_memory_move_cost): Likewise.
7836 * config/s390/s390.c (s390_emit_compare_and_swap,
7837 s390_preferred_reload_class, s390_secondary_reload,
7838 legitimize_pic_address, legitimize_tls_address,
7839 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7840 s390_class_max_nregs): Likewise.
7841 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7842 * config/s390/s390.md: Likewise.
7843 * config/score/score-protos.h (score_secondary_reload_class,
7844 score_preferred_reload_class): Likewise.
7845 * config/score/score.c (score_preferred_reload_class,
7846 score_secondary_reload_class): Likewise.
7847 * config/score/score3.c (score3_output_mi_thunk,
7848 score3_preferred_reload_class, score3_secondary_reload_class,
7849 score3_hard_regno_mode_ok): Likewise.
7850 * config/score/score3.h (score3_preferred_reload_class,
7851 score3_secondary_reload_class): Likewise.
7852 * config/score/score7.c (score7_output_mi_thunk,
7853 score7_preferred_reload_class, score7_secondary_reload_class,
7854 score7_hard_regno_mode_ok): Likewise.
7855 * config/score/score7.h (score7_preferred_reload_class,
7856 score7_secondary_reload_class): Likewise.
7857 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7858 output_branchy_insn, add_constant, gen_block_redirect,
7859 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7860 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7861 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7862 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7863 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7864 xstormy16_preferred_reload_class): Likewise.
7865 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7866 xtensa_expand_atomic, override_options,
7867 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7869 * reorg.c (try_merge_delay_insns): Likewise.
7870 * tree.c (merge_dllimport_decl_attributes): Likewise.
7872 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7874 2008-08-06 Michael Matz <matz@suse.de>
7876 * Makefile.in (write_entries_to_file): Quote words.
7877 * gengtype.c: (read_input_line): Skip over leading white-space.
7879 2008-08-06 Marc Gauthier <marc@tensilica.com>
7881 * config.gcc: Match more processor names for Xtensa.
7882 * configure.ac: Likewise.
7883 * doc/install.texi (Specific): Likewise.
7884 * configure: Regenerate.
7886 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7888 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7889 * calls.c (avoid_likely_spilled_reg): Likewise.
7890 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7891 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7892 * config/i386/i386.c (ix86_expand_special_args_builtin,
7893 ix86_secondary_reload): Likewise.
7894 * except.c (struct eh_region, gen_eh_region_catch,
7895 remove_unreachable_regions, duplicate_eh_regions,
7896 assign_filter_values, build_post_landing_pads,
7897 sjlj_find_directly_reachable_regions, remove_eh_handler,
7898 reachable_next_level, foreach_reachable_handler,
7899 can_throw_internal_1, can_throw_external_1,
7900 collect_one_action_chain): Likewise.
7901 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7902 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7903 * function.c (update_temp_slot_address, instantiate_new_reg,
7904 instantiate_virtual_regs_in_rtx,
7905 instantiate_virtual_regs_in_insn): Likewise.
7906 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7907 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7908 gimplify_cleanup_point_expr): Likewise.
7909 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7910 * passes.c (next_pass_1): Likewise.
7911 * print-tree.c (print_node_brief, print_node): Likewise.
7912 * profile.c (branch_prob): Likewise.
7913 * tree-dump.c (dump_register): Likewise.
7914 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7916 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7917 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7918 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7919 copy_arguments_for_versioning, copy_static_chain): Likewise.
7920 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7921 add_new_name_mapping, register_new_name_mapping): Likewise.
7922 * tree-mudflap.c (mf_xform_derefs): Likewise.
7923 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7924 get_init_expr, combine_chains): Likewise.
7925 * tree-pretty-print.c (dump_generic_node): Likewise.
7926 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7927 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7928 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7929 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7931 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7934 * calls.c (expand_call): Use the biggest preferred stack
7937 2008-08-06 Michael Matz <matz@suse.de>
7940 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7941 for reused reload, instead of overwriting them.
7943 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7946 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7947 for incoming stack boundary.
7949 * function.c (assign_parm_find_entry_rtl): Update
7950 parm_stack_boundary.
7952 * function.h (rtl_data): Add parm_stack_boundary.
7954 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7955 parm_stack_boundary for incoming stack boundary.
7957 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7959 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7960 for unrepresentable subregs or treat them as equal to other regs
7961 or subregs with the same register number.
7963 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7966 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7969 2008-08-06 Jan Hubicka <jh@suse.cz>
7971 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7972 frequencies might be hot.
7974 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7976 * reload.c (find_reloads): Force constants into literal pool
7977 also if they are wrapped in a SUBREG.
7979 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7982 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7983 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7984 Don't allow predicated instructions for data speculation.
7985 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7988 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7990 * haifa-sched.c (extend_global): Split to extend_global_data and
7991 extend_region_data. Update all uses.
7992 (extend_all): Rename to extend_block_data.
7994 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7996 * sched-rgn.c (new_ready): Check if instruction can be
7997 speculatively scheduled before attempting speculation.
7998 (debug_rgn_dependencies): Remove wrongful assert.
8000 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8002 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8004 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8006 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8007 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8008 va_size, and type_size.
8010 2008-08-04 Jason Merrill <jason@redhat.com>
8013 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8014 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8016 2008-08-05 Richard Henderson <rth@redhat.com>
8018 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8019 * configure: Rebuild.
8021 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8024 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8025 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8028 2008-08-05 Richard Henderson <rth@redhat.com>
8030 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8031 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8032 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8033 * common.opt (fdwarf2-cfi-asm): New.
8034 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8035 * config.in, configure: Rebuild.
8036 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8037 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8039 (dw2_force_const_mem): Externalize.
8040 * dwarf2asm.h: Update.
8041 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8042 generate a real label.
8043 (output_cfi_directive): New.
8044 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8045 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8046 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8048 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8049 (output_loc_operands_raw, output_loc_sequence_raw): New.
8050 (output_cfa_loc_raw): New.
8052 2008-08-05 Paul Brook <paul@codesourcery.com>
8054 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8055 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8056 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8057 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8058 * config/arm/arm.h (TARGET_VFPD32): Define.
8059 (TARGET_VFP3): Use TARGET_VFPD32.
8060 (fputype): Add FPUTYPE_VFP3D16.
8061 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8062 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8063 * config/arm/arm-cores.def: Add cortex-r4f.
8064 * config/arm/arm-tune.md: Regenerate.
8066 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8068 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8069 Reword some comments throughout the file.
8071 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8072 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8073 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8074 MFC_MIN_DMA_LIST_ELEMENTS.
8075 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8076 MFC_MAX_DMA_LIST_ELEMENTS.
8078 (MFC_START_ENABLE): Remove PPU-only define.
8079 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8080 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8082 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8083 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8084 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8085 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8086 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8087 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8088 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8090 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8091 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8092 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8093 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8095 (spu_read_machine_status): Fix typo.
8097 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8099 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8100 SUBREG of multi-word hard register.
8101 * config/spu/spu.c (valid_subreg): Likewise.
8102 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8104 2008-08-04 Richard Guenther <rguenther@suse.de>
8106 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8107 the candidate with the stripped base if that base is different
8108 from the original base even for offset zero.
8110 2008-08-04 Richard Guenther <rguenther@suse.de>
8113 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8114 check for no_overflow.
8116 2008-08-04 Richard Guenther <rguenther@suse.de>
8118 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8120 2008-08-04 Paul Brook <paul@codesourcery.com>
8122 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8123 (arm_order_regs_for_local_alloc): New function.
8124 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8126 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8128 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8131 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8132 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8133 (ix86_expand_epilogue): Likewise.
8135 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8137 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8140 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8142 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8143 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8144 (*movv2sf_internal_rex64): Ditto.
8146 2008-08-03 Jan Hubicka <jh@suse.cz>
8148 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8149 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8150 * expmed.c (expand_smod_pow2): Likewise.
8152 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8155 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8156 alternative 0 of operand 1.
8157 (*vec_concatv2di_rex64_sse): Ditto.
8158 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8160 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8161 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8162 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8163 (*movv2sf_internal_rex64): Ditto.
8165 2008-08-02 Richard Guenther <rguenther@suse.de>
8168 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8169 (ssedoublesizemode): New mode attribute.
8170 (sse_shufps): Call gen_sse_shufps_v4sf.
8171 (sse_shufps_1): Macroize.
8172 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8173 (sse2_shufpd_1): Macroize.
8174 (vec_extract_odd, vec_extract_even): New expanders.
8175 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8176 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8177 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8178 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8179 (ix86_expand_vector_set): Likewise.
8180 (ix86_expand_reduc_v4sf): Likewise.
8182 2008-08-01 Doug Kwan <dougkwan@google.com>
8184 * matrix-reorg.c: Re-enable all code.
8185 (struct malloc_call_data): Change CALL_STMT to gimple type.
8186 (collect_data_for_malloc_call): Tuplify.
8187 (struct access_site_info): Change STMT to gimple type.
8188 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8189 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8190 (struct free_info): Change STMT to gimple type.
8191 (struct matrix_access_phi_node): Change PHI to gimple type.
8192 (get_inner_of_cast_expr): Remove.
8193 (may_flatten_matrices_1): Tuplify.
8194 (may_flatten_matrices): Ditto.
8195 (mark_min_matrix_escape_level): Ditto.
8196 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8197 (ssa_accessed_in_call_rhs): New
8198 (ssa_accessed_in_assign_rhs): New
8199 (record_access_alloc_site_info): Tuplify.
8200 (add_allocation_site): Ditto.
8201 (analyze_matrix_allocation_site): Ditto.
8202 (analyze_transpose): Ditto.
8203 (get_index_from_offset): Ditto.
8204 (update_type_size): Ditto.
8205 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8206 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8207 (analyze_accesses_for_phi_node): Tuplify.
8208 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8209 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8210 (analyze_matrix_accesses): Tuplify.
8211 (check_var_data): New call-back type for check_var_notmodified_p.
8212 (check_var_notmodified_p): Tuplify and use call-back struct to
8213 return statement found.
8214 (can_calculate_expr_before_stmt): Factor out statement related code
8216 (can_calculate_stmt_before_stmt): New.
8217 (check_allocation_function): Tuplify.
8218 (find_sites_in_func): Ditto.
8219 (record_all_accesses_in_func): Ditto.
8220 (transform_access_sites): Ditto.
8221 (transform_allocation_sites): Ditto.
8222 (matrix_reorg): Re-enable.
8223 (gate_matrix_reorg): Re-enable.
8225 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8227 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8228 for labels for which it hasn't been set yet. If it has been set,
8229 stop walking insns and continue with next worklist item.
8230 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8231 if the only BARRIER is at the very end of a function.
8233 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8235 * cfgexpand.c (expand_stack_alignment): Assert that
8236 stack_realign_drap and drap_rtx must match.
8238 * function.c (instantiate_new_reg): If DRAP is used to realign
8239 stack, replace virtual_incoming_args_rtx with internal arg
8242 2008-08-01 Richard Guenther <rguenther@suse.de>
8244 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8245 loop information only if we initialized it.
8246 (execute_pre): Call fini_pre with in_fre.
8247 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8248 if we do not unroll because we hit max-completely-peeled-insns.
8249 Use our estimation for consistency, do allow shrinking.
8251 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8253 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8254 with MIN_STACK_BOUNDARY.
8255 (ix86_update_stack_boundary): Likewise.
8256 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8259 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8260 (MIN_STACK_BOUNDARY): This.
8262 2008-08-01 Richard Guenther <rguenther@suse.de>
8265 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8267 2008-08-01 Richard Guenther <rguenther@suse.de>
8269 PR tree-optimization/36988
8270 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8271 do not matter if that doesn't change volatile qualification.
8273 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8275 * configure.ac: Do not generate libada-mk. Do not subst
8277 * libada-mk.in: Remove.
8278 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8279 * configure: Regenerate.
8281 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8283 * tree-pass.h: Added comment about not dumping passes with name
8284 starting with star in struct opt_pass.
8285 * passes.c (register_dump_files_1): Don't do dump for a pass with
8286 name starting with star.
8287 * doc/passes.texi (Pass manager): Mention pass names and special
8288 meaning of star prefix to avoid dump.
8290 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8292 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8294 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8295 (ISA_MIPS64R2): New macro.
8296 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8297 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8298 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8299 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8300 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8301 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8302 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8303 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8304 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8305 Move up to keep list alphabetically sorted.
8306 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8307 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8309 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8310 (-march=@var{arch}): Add mips64r2.
8312 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8314 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8316 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8318 * expr.c (expand_assignment): Check for complete type.
8320 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8323 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8325 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8326 for stack alignment.
8328 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8330 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8332 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8333 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8335 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8337 PR rtl-optimization/36419
8338 * dwarf2out.c (barrier_args_size): New variable.
8339 (compute_barrier_args_size, compute_barrier_args_size_1): New
8341 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8342 if not called yet in the current function, use barrier_args_size
8343 array to find the new args_size value.
8344 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8346 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8349 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8352 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8355 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8356 (dwarf2out_stack_adjust): Use it.
8357 (dwarf2out_frame_debug_expr): Likewise.
8359 2008-07-31 Richard Guenther <rguenther@suse.de>
8361 PR tree-optimization/36978
8362 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8363 the generated condition.
8365 2008-07-31 Richard Guenther <rguenther@suse.de>
8367 * passes.c (init_optimization_passes): Always call
8368 pass_early_warn_uninitialized.
8369 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8370 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8371 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8373 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8376 * builtins.c (maybe_emit_free_warning): New function.
8377 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8378 maybe_emit_free_warning for BUILT_IN_FREE.
8381 * dwarf2out.c (get_context_die): New function.
8382 (force_decl_die, force_type_die): Use it.
8383 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8384 returns NULL, force generation of DW_TAG_typedef and put that into
8387 PR preprocessor/36649
8388 * c-pch.c (c_common_read_pch): Save and restore
8389 line_table->trace_includes across PCH restore.
8391 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8394 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8396 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8399 * final.c (call_from_call_insn): Handle COND_EXEC.
8401 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8403 * builtins.c (std_gimplify_va_arg_expr): Replace
8404 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8405 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8407 2008-07-30 Joey Ye <joey.ye@intel.com>
8408 H.J. Lu <hongjiu.lu@intel.com>
8410 * builtins.c (expand_builtin_setjmp_receiver): Replace
8411 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8412 (expand_builtin_apply_args_1): Likewise.
8413 (expand_builtin_longjmp): Need DRAP for stack alignment.
8414 (expand_builtin_apply): Likewise.
8416 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8417 instead of assign_stack_local to allow alignment reduction.
8419 * calls.c (emit_call_1): Need DRAP for stack alignment if
8421 (expand_call): Replace virtual_incoming_args_rtx with
8422 crtl->args.internal_arg_pointer.
8423 * stmt.c (expand_nl_goto_receiver): Likewise.
8425 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8426 alignment and store to stack_alignment_estimated and
8427 max_used_stack_slot_alignment.
8428 (expand_one_var): Likewise.
8429 (expand_stack_alignment): New function.
8430 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8431 and stack_alignment_estimated fields in rtl_data. Call
8432 expand_stack_alignment at end.
8434 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8435 (MAX_STACK_ALIGNMENT): Likewise.
8436 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8437 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8439 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8440 stack alignment when generating virtual registers.
8442 * function.c (assign_stack_local): Renamed to ...
8443 (assign_stack_local_1): This. Add a parameter to indicate
8444 if it is OK to reduce alignment.
8445 (assign_stack_local): Use it.
8446 (instantiate_new_reg): Instantiate virtual incoming args rtx
8447 to vDRAP if stack realignment and DRAP is needed.
8448 (assign_parms): Collect parameter/return type alignment and
8449 contribute to stack_alignment_estimated.
8450 (locate_and_pad_parm): Likewise.
8451 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8452 with crtl->args.internal_arg_pointer.
8454 * function.h (rtl_data): Add new field drap_reg,
8455 max_used_stack_slot_alignment, stack_alignment_estimated,
8456 stack_realign_needed, need_drap, stack_realign_processed and
8457 stack_realign_finalized.
8458 (stack_realign_fp): New macro.
8459 (stack_realign_drap): Likewise.
8461 * global.c (compute_regsets): Frame pointer is needed when
8462 stack is realigned. Can eliminate frame pointer when stack is
8463 realigned and dynamic realigned argument pointer isn't used.
8465 * reload1.c (update_eliminables): Frame pointer is needed
8466 when stack is realigned.
8467 (init_elim_table): Can eliminate frame pointer when stack is
8468 realigned and dynamic realigned argument pointer isn't used.
8470 * rtl.h (assign_stack_local_1): Declare new funtion.
8472 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8473 (TARGET_GET_DRAP_RTX): Likewise.
8474 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8475 TARGET_GET_DRAP_RTX.
8477 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8479 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8480 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8482 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8483 H.J. Lu <hongjiu.lu@intel.com>
8485 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8486 vdrap_reg, stack_realign and drap_reg_saved.
8487 (add_cfi): Don't allow redefining CFA when DRAP is used.
8488 (reg_save): Handle stack alignment.
8489 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8490 alignment. Don't generate DWARF information for (set fp sp)
8492 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8494 (int_loc_descriptor): Move prototype forward. Also define if
8495 DWARF2_UNWIND_INFO is true.
8496 (output_cfa_loc): Handle DW_CFA_expression.
8497 (build_cfa_aligned_loc): New.
8498 (based_loc_descr): Update assert for stack realign. For local
8499 variables, use sp+offset when stack is aligned without drap and
8500 fp+offset when stack is aligned with drap. For arguments, use
8501 cfa+offset when drap is used to align stack.
8503 2008-07-30 Joey Ye <joey.ye@intel.com>
8504 H.J. Lu <hongjiu.lu@intel.com>
8506 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8508 (ix86_gen_andsp): New.
8509 (ix86_user_incoming_stack_boundary): Likewise.
8510 (ix86_default_incoming_stack_boundary): Likewise.
8511 (ix86_incoming_stack_boundary): Likewise.
8512 (ix86_can_eliminate): Likewise.
8513 (find_drap_reg): Likewise.
8514 (ix86_update_stack_boundary): Likewise.
8515 (ix86_get_drap_rtx): Likewise.
8516 (ix86_finalize_stack_realign_flags): Likewise.
8517 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8518 (TARGET_GET_DRAP_RTX): Likewise.
8519 (override_options): Overide option value for new options.
8520 (ix86_function_ok_for_sibcall): Remove check for
8521 force_align_arg_pointer.
8522 (ix86_handle_cconv_attribute): Likewise.
8523 (ix86_function_regparm): Likewise.
8524 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8525 (ix86_va_start): Replace virtual_incoming_args_rtx with
8526 crtl->args.internal_arg_pointer.
8527 (ix86_select_alt_pic_regnum): Check DRAP register.
8528 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8529 (ix86_compute_frame_layout): Compute frame layout wrt stack
8531 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8532 (ix86_expand_prologue): Decide if stack realignment is needed
8533 and generate prologue code accordingly.
8534 (ix86_expand_epilogue): Generate epilogue code wrt stack
8535 realignment is really needed or not.
8537 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8538 (ABI_STACK_BOUNDARY): Likewise.
8539 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8540 (STACK_REALIGN_DEFAULT): Likewise.
8541 (INCOMING_STACK_BOUNDARY): Likewise.
8542 (MAX_STACK_ALIGNMENT): Likewise.
8543 (ix86_incoming_stack_boundary): Likewise.
8544 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8545 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8546 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8547 (machine_function): Remove force_align_arg_pointer.
8549 * config/i386/i386.md (BX_REG): New.
8550 (R13_REG): Likewise.
8552 * config/i386/i386.opt (mforce_drap): New.
8553 (mincoming-stack-boundary): Likewise.
8554 (mstackrealign): Add Init(-1).
8556 * config/i386/i386-protos.h (ix86_can_eliminate): New
8558 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8560 * doc/extend.texi: Update force_align_arg_pointer.
8562 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8565 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8566 (INCOMING_STACK_BOUNDARY): Likewise.
8567 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8568 (TARGET_GET_DRAP_RTX): Likewise.
8570 2008-07-30 Andreas Schwab <schwab@suse.de>
8572 PR rtl-optimization/36929
8573 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8574 add_insn_before and fix argument order.
8575 (replace_inc_dec_mem): Handle NULL rtx.
8577 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8579 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8581 (arm_compute_initial_elimination_offset): Use it.
8582 (arm_compute_save_reg_mask): Include static chain save slot when
8583 calculating alignment.
8584 (arm_get_frame_offsets): Ditto.
8585 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8586 that we can use to decrement the stack when the stack decrement
8587 could be too big for an immediate value in a single insn.
8588 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8590 2008-07-30 Richard Guenther <rguenther@suse.de>
8592 PR tree-optimization/36967
8593 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8594 Release defs of statements we remove.
8596 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8598 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8599 instead of NULL_RTVEC.
8601 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8605 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8608 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8610 * final.c (call_from_call_insn): New.
8611 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8613 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8615 * configure.ac: Substitute ADA_CFLAGS.
8616 * configure: Regenerate.
8617 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8618 * Makefile.in: Remove mention of X_* variables.
8619 * config/pa/x-ada-hpux10: Remove.
8620 * config/pa/x-ada: Remove.
8622 * doc/fragments.texi: Update.
8624 2008-07-30 Olivier Hainque <hainque@adacore.com>
8626 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8627 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8628 __dso_handle explicitly here.
8630 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8633 * c-typeck.c (build_binary_op): Encapsulate code into...
8634 * c-common.c (shorten_binary_op): ...this new function.
8635 (conversion_warning): Use the new function. Handle non-negative
8636 constant in bitwise-and.
8637 * c-common.h (shorten_binary_op): Declare.
8639 2008-07-30 Olivier Hainque <hainque@adacore.com>
8641 * scan.c (make_sstring_space): Add explicit conversions of
8642 allocator's return value.
8643 * fix-header.c (recognized_function): Likewise.
8645 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8647 * doc/cpp.texi: Update to GFDL 1.2.
8648 * doc/gcc.texi: Do not list GPL as Invariant Section.
8649 * doc/gccint.texi: Likewise. Update copyright years.
8650 * doc/install.texi: Update copyright years.
8652 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8655 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8656 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8658 2008-07-29 Jan Hubicka <jh@suse.cz>
8660 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8661 (grokdeclarator): Likewise.
8662 * langhooks.c (lhd_warn_unused_global_decl): Use
8663 DECL_DECLARED_INLINE_P.
8664 * print-tree.c (print_node): Remove DECL_INLINE check.
8666 2008-07-29 Richard Guenther <rguenther@suse.de>
8668 PR tree-optimization/36945
8669 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8670 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8671 Record invariant addresses un-decomposed.
8672 (copy_reference_ops_from_call): Record reference call
8673 arguments properly. Simplify.
8674 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8675 helper split out from ...
8676 (create_component_ref_by_pieces): ... here. Simplify.
8677 Prepare for recursive invocation for call arguments.
8678 (create_expression_by_pieces): Adjust call to
8679 create_component_ref_by_pieces.
8680 (compute_avail): Process operand 2 of reference ops.
8682 2008-07-29 Richard Guenther <rguenther@suse.de>
8684 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8686 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8688 * c-format.c (check_format_types): Revert unwanted checkin.
8690 2008-07-29 Jan Hubicka <jh@suse.cz>
8692 * flags.h (flag_really_no_inline): Remove.
8693 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8694 * toplev.c (flag_really_no_inline): Remove.
8695 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8696 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8697 (cgraph_decide_inlining_incrementally): Likewise.
8698 (compute_inline_parameters): Likewise.
8699 * opts.c (decode_options): Simplify.
8700 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8701 * common.opt (finline): Initialize to 1.
8702 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8704 2008-07-29 Jan Hubicka <jh@suse.cz>
8706 * predict.c (always_optimize_for_size_p): New function.
8707 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8708 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8709 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8711 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8712 * function.c (prepare_function_start): Set default profile.
8713 * function.h (rtl_data): Add maybe_hot_insn_p.
8714 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8715 (construct_exit_block): Likewise.
8716 (tree_expand_cfg): Likewise.
8718 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8719 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8720 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8721 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8724 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8727 * c-decl.c (merge_decls): Merge USED flags.
8729 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8731 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8732 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8733 next_stack, lab_false and lab_over trees.
8735 2008-07-28 Richard Guenther <rguenther@suse.de>
8737 PR tree-optimization/36957
8738 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8739 (useless_type_conversion_p): Remove.
8740 (types_compatible_p): Remove.
8741 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8742 (useless_type_conversion_p): Declare.
8743 (types_compatible_p): Declare.
8744 (gimple_expr_type): Return the base type only if it is
8745 trivially convertible to the subtype.
8747 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8749 * configure.ac: Use the m4_do macro to concatenate the warnings into
8750 one string in ACX_PROG_CC_WARNING_OPTS,
8751 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8752 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8753 * configure: Regenerate.
8755 2008-07-28 Richard Guenther <rguenther@suse.de>
8757 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8758 (insert_fake_stores): Remove.
8759 (realify_fake_stores): Likewise.
8760 (execute_pre): Remove dead code.
8761 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8762 (find_func_aliases): Deal with it here instead.
8763 Re-enable gcc_unreachable call.
8765 2008-07-28 Richard Guenther <rguenther@suse.de>
8767 Merge from gimple-tuples-branch.
8769 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8770 * gimple.def: New file.
8771 * gsstruct.def: Likewise.
8772 * gimple-iterator.c: Likewise.
8773 * gimple-pretty-print.c: Likewise.
8774 * tree-gimple.c: Removed. Merged into ...
8775 * gimple.c: ... here. New file.
8776 * tree-gimple.h: Removed. Merged into ...
8777 * gimple.h: ... here. New file.
8779 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8780 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8781 --enable-checking=gimple flag.
8782 * config.in: Likewise.
8783 * configure: Regenerated.
8785 * tree-ssa-operands.h: Tuplified.
8786 * tree-vrp.c: Likewise.
8787 * tree-loop-linear.c: Likewise.
8788 * tree-into-ssa.c: Likewise.
8789 * tree-ssa-loop-im.c: Likewise.
8790 * tree-dump.c: Likewise.
8791 * tree-complex.c: Likewise.
8792 * cgraphbuild.c: Likewise.
8793 * tree-ssa-threadupdate.c: Likewise.
8794 * tree-ssa-loop-niter.c: Likewise.
8795 * tree-pretty-print.c: Likewise.
8796 * tracer.c: Likewise.
8797 * gengtype.c: Likewise.
8798 * tree-loop-distribution.c: Likewise.
8799 * tree-ssa-loop-unswitch.c: Likewise.
8800 * cgraph.c: Likewise.
8801 * cgraph.h: Likewise.
8802 * tree-ssa-loop-manip.c: Likewise.
8803 * value-prof.c: Likewise.
8804 * tree-ssa-loop-ch.c: Likewise.
8805 * tree-tailcall.c: Likewise.
8806 * value-prof.h: Likewise.
8809 * tree-pass.h: Likewise.
8810 * ipa-cp.c: Likewise.
8811 * tree-scalar-evolution.c: Likewise.
8812 * tree-scalar-evolution.h: Likewise.
8813 * target.h: Likewise.
8814 * lambda-mat.c: Likewise.
8815 * tree-phinodes.c: Likewise.
8816 * diagnostic.h: Likewise.
8817 * builtins.c: Likewise.
8818 * tree-ssa-alias-warnings.c: Likewise.
8819 * cfghooks.c: Likewise.
8820 * fold-const.c: Likewise.
8821 * cfghooks.h: Likewise.
8822 * omp-low.c: Likewise.
8823 * tree-ssa-dse.c: Likewise.
8824 * ipa-reference.c: Likewise.
8825 * tree-ssa-uncprop.c: Likewise.
8826 * toplev.c: Likewise.
8827 * tree-gimple.c: Likewise.
8828 * tree-gimple.h: Likewise.
8829 * tree-chrec.c: Likewise.
8830 * tree-chrec.h: Likewise.
8831 * tree-ssa-sccvn.c: Likewise.
8832 * tree-ssa-sccvn.h: Likewise.
8833 * cgraphunit.c: Likewise.
8834 * tree-ssa-copyrename.c: Likewise.
8835 * tree-ssa-ccp.c: Likewise.
8836 * tree-ssa-loop-ivopts.c: Likewise.
8837 * tree-nomudflap.c: Likewise.
8838 * tree-call-cdce.c: Likewise.
8839 * ipa-pure-const.c: Likewise.
8840 * c-format.c: Likewise.
8841 * tree-stdarg.c: Likewise.
8842 * tree-ssa-math-opts.c: Likewise.
8843 * tree-ssa-dom.c: Likewise.
8844 * tree-nrv.c: Likewise.
8845 * tree-ssa-propagate.c: Likewise.
8846 * ipa-utils.c: Likewise.
8847 * tree-ssa-propagate.h: Likewise.
8848 * tree-ssa-alias.c: Likewise.
8849 * gimple-low.c: Likewise.
8850 * tree-ssa-sink.c: Likewise.
8851 * ipa-inline.c: Likewise.
8852 * c-semantics.c: Likewise.
8853 * dwarf2out.c: Likewise.
8855 * tree-ssa-loop-ivcanon.c: Likewise.
8856 * predict.c: Likewise.
8857 * tree-ssa-loop.c: Likewise.
8858 * tree-parloops.c: Likewise.
8859 * tree-ssa-address.c: Likewise.
8860 * tree-ssa-ifcombine.c: Likewise.
8861 * matrix-reorg.c: Likewise.
8862 * c-decl.c: Likewise.
8863 * tree-eh.c: Likewise.
8864 * c-pretty-print.c: Likewise.
8865 * lambda-trans.c: Likewise.
8866 * function.c: Likewise.
8867 * langhooks.c: Likewise.
8868 * ebitmap.h: Likewise.
8869 * tree-vectorizer.c: Likewise.
8870 * function.h: Likewise.
8871 * langhooks.h: Likewise.
8872 * tree-vectorizer.h: Likewise.
8873 * ipa-type-escape.c: Likewise.
8874 * ipa-type-escape.h: Likewise.
8875 * domwalk.c: Likewise.
8876 * tree-if-conv.c: Likewise.
8877 * profile.c: Likewise.
8878 * domwalk.h: Likewise.
8879 * tree-data-ref.c: Likewise.
8880 * tree-data-ref.h: Likewise.
8881 * tree-flow-inline.h: Likewise.
8882 * tree-affine.c: Likewise.
8883 * tree-vect-analyze.c: Likewise.
8884 * c-typeck.c: Likewise.
8885 * gimplify.c: Likewise.
8886 * coretypes.h: Likewise.
8887 * tree-ssa-phiopt.c: Likewise.
8888 * calls.c: Likewise.
8889 * tree-ssa-coalesce.c: Likewise.
8890 * tree.def: Likewise.
8891 * tree-dfa.c: Likewise.
8892 * except.c: Likewise.
8893 * except.h: Likewise.
8894 * cfgexpand.c: Likewise.
8895 * tree-cfgcleanup.c: Likewise.
8896 * tree-ssa-pre.c: Likewise.
8897 * tree-ssa-live.c: Likewise.
8898 * tree-sra.c: Likewise.
8899 * tree-ssa-live.h: Likewise.
8900 * tree-predcom.c: Likewise.
8901 * lambda.h: Likewise.
8902 * tree-mudflap.c: Likewise.
8903 * ipa-prop.c: Likewise.
8904 * print-tree.c: Likewise.
8905 * tree-ssa-copy.c: Likewise.
8906 * ipa-prop.h: Likewise.
8907 * tree-ssa-forwprop.c: Likewise.
8908 * ggc-page.c: Likewise.
8909 * c-omp.c: Likewise.
8910 * tree-ssa-dce.c: Likewise.
8911 * tree-vect-patterns.c: Likewise.
8912 * tree-ssa-ter.c: Likewise.
8913 * tree-nested.c: Likewise.
8914 * tree-ssa.c: Likewise.
8915 * lambda-code.c: Likewise.
8916 * tree-ssa-loop-prefetch.c: Likewise.
8917 * tree-inline.c: Likewise.
8918 * tree-inline.h: Likewise.
8919 * tree-iterator.c: Likewise.
8920 * tree-optimize.c: Likewise.
8921 * tree-ssa-phiprop.c: Likewise.
8922 * tree-vect-transform.c: Likewise.
8923 * tree-object-size.c: Likewise.
8924 * tree-outof-ssa.c: Likewise.
8925 * cfgloop.c: Likewise.
8926 * system.h: Likewise.
8927 * tree-profile.c: Likewise.
8928 * cfgloop.h: Likewise.
8929 * c-gimplify.c: Likewise.
8930 * c-common.c: Likewise.
8931 * tree-vect-generic.c: Likewise.
8932 * tree-flow.h: Likewise.
8933 * c-common.h: Likewise.
8934 * basic-block.h: Likewise.
8935 * tree-ssa-structalias.c: Likewise.
8936 * tree-switch-conversion.c: Likewise.
8937 * tree-ssa-structalias.h: Likewise.
8938 * tree-cfg.c: Likewise.
8939 * passes.c: Likewise.
8940 * ipa-struct-reorg.c: Likewise.
8941 * ipa-struct-reorg.h: Likewise.
8942 * tree-ssa-reassoc.c: Likewise.
8943 * cfgrtl.c: Likewise.
8944 * varpool.c: Likewise.
8946 * tree-ssanames.c: Likewise.
8947 * tree-ssa-threadedge.c: Likewise.
8948 * langhooks-def.h: Likewise.
8949 * tree-ssa-operands.c: Likewise.
8950 * config/alpha/alpha.c: Likewise.
8951 * config/frv/frv.c: Likewise.
8952 * config/s390/s390.c: Likewise.
8953 * config/m32c/m32c.c: Likewise.
8954 * config/m32c/m32c-protos.h: Likewise.
8955 * config/spu/spu.c: Likewise.
8956 * config/sparc/sparc.c: Likewise.
8957 * config/i386/i386.c: Likewise.
8958 * config/sh/sh.c: Likewise.
8959 * config/xtensa/xtensa.c: Likewise.
8960 * config/stormy16/stormy16.c: Likewise.
8961 * config/ia64/ia64.c: Likewise.
8962 * config/rs6000/rs6000.c: Likewise.
8963 * config/pa/pa.c: Likewise.
8964 * config/mips/mips.c: Likewise.
8966 2008-07-28 Simon Baldwin <simonb@google.com>
8968 * c-pragma.c (handle_pragma_message): New function.
8969 (init_pragma): Register handle_pragma_message.
8970 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8973 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8975 PR tree-optimization/35252
8976 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8977 REALPART_EXPR to be considered as same load operation.
8979 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8981 PR tree-optimization/36830
8982 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8983 (expressions_equal_p): Return false if only one operand is null.
8985 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8987 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8988 version requirements.
8990 2008-07-26 Olivier Hainque <hainque@adacore.com>
8992 * collect2.c (symkind): New enum. Symbol kinds we care about.
8993 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8994 code and head comment accordingly.
8995 (scan_prog_file): Use symkind names instead of bare integers.
8997 2008-07-25 Jan Hubicka <jh@suse.cz>
8999 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9001 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9002 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9003 * dojump.c (clear_pending_stack_adjust): Likewise.
9004 * print-tree.c (print_node): Ignore DECL_INLINE.
9005 * tree-inline.c (inlinable_function_p): Likewise.
9007 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9009 * doc/extend.texi (hot attribute): Document that the hot attribute
9010 turns on -O3 for some ports.
9011 (cold attribute): Document that the cold attribute turns on -Os
9014 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9015 reflect function specific option support.
9017 * target.h (struct target_option_hooks): Add fields to say whether
9018 the cold attribute implies -Os and the hot attribute implies -O3.
9020 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9021 By default, do not turn on -Os for cold functions.
9022 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9023 not turn on -O3 for hot functions.
9025 * c-common.c (handle_hot_attribute): Use target hook to determine
9026 if hot functions should enable -O3.
9027 (handle_cold_attribute): Use target hook to determine if cold
9028 functions should enable -Os.
9030 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9031 (override_options): Move disable scheduling to
9032 optimization_options.
9033 (optimization_options): Disable scheduling here, not
9035 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9036 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9038 * config/ia64/ia64.c (ia64_override_options): Move setting
9039 scheduling flags to ia64_optimization_options.
9040 (ia64_optimization_options): Disable scheduling options here, and
9041 not in ia64_override_options.
9042 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9043 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9045 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9048 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9050 2008-07-25 Martin Jambor <mjambor@suse.cz>
9052 PR tree-optimization/36926
9053 * ipa-prop.c (ipa_analyze_call_uses): Call
9054 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9056 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9058 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9059 movv2si_internal): Add mem = reg alternative.
9061 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9064 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9065 DEFAULT_PCC_STRUCT_RETURN to 127.
9067 2008-07-24 Jan Hubicka <jh@suse.cz>
9069 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9070 (build_cgraph_edges): Likewise.
9071 * cgraph.c (cgraph_node): Do not update assembler hash.
9072 (cgraph_remove_node): Drop non-unit-at-a-time code.
9073 * tree-pass.h (pass_O0_always_inline): Remove.
9074 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9075 * toplev.c (process_options): Flag unit-at-a-time does not imply
9077 * cgraphunit.c: Update comments.
9078 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9079 (cgraph_assemble_pending_functions): Remove.
9080 (cgraph_reset_node): Drop non-unit-at-a-time code.
9081 (cgraph_finalize_function): Likewise.
9082 (cgraph_analyze_function): Likewise.
9083 (cgraph_finalize_compilation_unit): Likewise.
9084 (cgraph_expand_function): Likewise.
9085 (cgraph_optimize): Likesise.
9086 (save_inline_function_body): Likewise.
9087 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9088 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9089 * ipa-inline.c: Update comments.
9090 (enum inlining_mode): remove INLINE_SPEED.
9091 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9092 (cgraph_mark_inline_edge): Likewise.
9093 (try_inline): Likewise.
9094 (cgraph_decide_inlining_incrementally): Likewise.
9095 (cgraph_gate_inlining): Remove.
9096 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9097 (cgraph_gate_early_inlining): Likewise.
9098 (gate_inline_passes): Remove.
9099 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9100 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9101 pass_O0_always_inline): Remove.
9102 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9103 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9104 * opts.c (no_unit_at_a_time_default): Remove.
9105 (decode_options): Remove flag_unit_at_a_time reset and warning.
9106 * opts.h (no_unit_at_a_time_default): Remove.
9107 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9108 early in GNU dialect.
9109 (merge_decls): Update comment; drop unit-at-a-time check.
9110 (finish_decl): Likewise.
9111 (grok_declaration): Remove flag_inline_trees code.
9112 (finish_functions): Return on function returning non-void on all
9114 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9115 * cfgexpand.c (expand_one_static_var): Remove.
9116 (expand_one_var): Remove expand_one_static_var call.
9117 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9118 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9119 and flag_unit_at_a-time compatibility checks.
9120 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9121 * tree-inline.c (flag_inline_trees): Remove.
9122 (inlinable_function_p): Don't check it.
9123 (expand_call_inline): Remove non-unit-at-a-time code.
9124 * tree-inline.h (flag_inline_trees): Remove.
9125 * tree-optimize.c (execute_early_local_optimizations): Remove
9126 unit-at-a-time checks.
9127 (tree_rest_of_compilation): Likewise.
9128 * combine.c (setup_incoming_promotions): Likewise.
9129 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9130 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9131 * passes.c (pass_inline_parameters): Update comments; remove
9132 O0_alwaysinline pass.
9133 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9134 (execute_one_pass): Likewise.
9135 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9136 (ix86_function_sseregparm): Likewise.
9137 * arm.c (arm_function_in_section_p): Likewise.
9138 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9139 * varpool.c: Update comments.
9140 (decide_is_variable_needed): Remove unit-at-a-time checks.
9141 (varpool_finalize_decl): Likewise.
9143 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9145 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9147 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9149 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9151 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9152 imp symbol extension.
9154 2008-07-23 Ian Lance Taylor <iant@google.com>
9156 * tree-vrp.c (infer_value_range): Ignore asm statements when
9157 looking for memory accesses for -fdelete-null-pointer-checks.
9159 2008-07-24 Ben Elliston <bje@au.ibm.com>
9161 * config/spu/spu-c.c (__vector_keyword): New variable.
9162 (vector_keyword): Likewise.
9163 (spu_categorize_keyword): New function.
9164 (spu_macro_to_expand): Likewise.
9165 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9166 compiling an ISO C dialect.
9168 2008-07-24 Ben Elliston <bje@au.ibm.com>
9170 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9173 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9175 * configure: Regenerate.
9176 * configure.ac: Require texinfo 4.7.
9177 * doc/install.texi: Document texinfo 4.7 requirement.
9179 2008-07-23 Martin Jambor <mjambor@suse.cz>
9181 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9182 rather than for DECL_SAVED_TREE.
9183 * ipa-prop.c: Include diagnostic.h.
9184 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9186 (ipa_detect_param_modifications): Function rewritten from scratch.
9187 (ipa_compute_jump_functions): Changed accesses to modification flags.
9188 (ipa_free_node_params_substructures): Update flags destruction.
9189 (ipa_node_duplication_hook): Update flags duplication.
9190 (ipa_print_all_params_modified): Updated flag access.
9191 * ipa-prop.h (struct ipa_param_flags): New structure.
9192 (struct ipa_node_params): New field modification_analysis_done,
9193 modified_flags changed into param_flags.
9194 (ipa_is_ith_param_modified): Changed to use new flags.
9195 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9197 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9198 ipa-cp.c and split into two functions.
9199 (ipa_print_node_jump_functions): New function.
9200 (compute_scalar_jump_functions): New function.
9201 (type_like_member_ptr_p): New function.
9202 (compute_pass_through_member_ptrs): New function.
9203 (fill_member_ptr_cst_jump_function): New function.
9204 (determine_cst_member_ptr): New function.
9205 (compute_cst_member_ptr_arguments): New function.
9206 (ipa_compute_jump_functions): Complete rewrite.
9207 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9208 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9209 (struct ipa_member_ptr_cst): New structure.
9210 (union jump_func_value): New field member_cst.
9211 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9212 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9213 jump function types.
9214 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9215 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9216 instead of ipcp_print_all_jump_functions.
9217 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9218 only for replacable scalars.
9220 * doc/invoke.texi (Optimize options): Add description of
9221 -findirect-inlining.
9222 * common.opt (flag_indirect_inlining): New flag.
9223 * opts.c (decode_options): Set flag_indirect_inlining when
9226 * ipa-inline.c: Include ipa-prop.h.
9227 (inline_indirect_intraprocedural_analysis): New function.
9228 (inline_generate_summary): Allocate parameter and argument info
9229 structures, call inline_indirect_intraprocedural_analysis on each
9230 node when doing indirect inlining and deallocate indirect inlining
9231 data structures in the end.
9232 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9233 (free_all_ipa_structures_after_iinln): New function.
9234 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9236 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9238 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9239 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9240 of computing the frequency separately.
9241 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9242 of computing the frequency separately.
9243 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9244 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9245 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9246 (ipa_get_stmt_member_ptr_load_param): New function.
9247 (ipa_is_ssa_with_stmt_def): New function.
9248 (ipa_note_param_call): New function.
9249 (ipa_analyze_call_uses): New function.
9250 (ipa_analyze_stmt_uses): New function.
9251 (ipa_analyze_params_uses): New function.
9252 (ipa_free_node_params_substructures): Also free the param_calls linked
9254 (ipa_node_duplication_hook): Also duplicate the param_calls
9256 (ipa_print_node_param_flags): New function.
9257 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9258 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9259 * ipa-prop.h (struct ipa_param_flags): New field called.
9260 (struct ipa_param_call_note): New structure.
9261 (struct ipa_node_params): New fields param_calls and
9263 (ipa_is_ith_param_called): New function.
9264 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9265 ipa_analyze_params_uses and dump parameter flags.
9267 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9268 ipa_propagate_indirect_call_infos if performing indirect inlining,
9269 pass a new parameter new_edges to it.
9270 (add_new_edges_to_heap): New fucntion.
9271 (cgraph_decide_inlining_of_small_functions): New vector
9272 new_indirect_edges for newly found indirect edges , call
9273 ipa_propagate_indirect_call_infos after inlining.
9274 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9275 inlining if performing indirect inlining. Call
9276 free_all_ipa_structures_after_iinln when doing so too.
9277 (inline_generate_summary): Do not call
9278 free_all_ipa_structures_after_iinln here.
9279 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9280 (print_edge_addition_message): New function.
9281 (update_call_notes_after_inlining): New function.
9282 (propagate_info_to_inlined_callees): New function.
9283 (ipa_propagate_indirect_call_infos): New function.
9284 * ipa-prop.h: Include cgraph.h
9285 (struct ipa_param_call_note): Fields reordered, new field processed.
9286 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9288 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9289 rediscovered call statements.
9290 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9291 (dump_cgraph_node): Dump also the indirect_call flag.
9292 (cgraph_clone_edge): Copy also the indirect_call flag.
9293 * tree-inline.c (copy_bb): Do not check for fndecls from call
9294 expressions, check for edge availability when moving clones.
9295 (get_indirect_callee_fndecl): New function.
9296 (expand_call_inline): If callee declaration is not apprent from
9297 the statement, try calling get_indirect_callee_fndecl. Do not
9298 issue warnings or call sorry when not inlinings an indirect edge.
9299 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9301 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9302 bit more frandly to matching.
9303 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9304 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9305 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9307 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9310 * opth-gen.awk: Suppress function specific features when building
9312 * optc-gen.awk: Ditto.
9314 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9317 * diagnostic.c (pedwarn): Add opt parameter.
9319 * c-tree.h (pedwarn_init): Add opt parameter.
9320 (pedwarn_c90): Likewise.
9321 (pedwarn_c99): Likewise.
9322 * c-errors.c (pedwarn_c99): Likewise.
9323 (pedwarn_c90): Likewise.
9324 * toplev.h (pedwarn): Update declaration.
9325 (pedwarn0): Declare.
9326 * c-lex.c: All calls to pedwarn changed.
9327 * builtins.c: All calls to pedwarn changed.
9328 * toplev.c: All calls to pedwarn changed.
9329 * c-decl.c: All calls to pedwarn changed.
9330 * c-typeck.c: All calls to pedwarn changed.
9331 * c-common.c: All calls to pedwarn changed.
9332 * c-parser.c: All calls to pedwarn changed.
9334 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9335 Karthik Kumar <karthikkumar@gmail.com>
9337 * attribs.c (file scope): Include c-common.h.
9338 (decl_attributes): Add support for #pragma GCC optimize and
9341 * targhooks.c (default_can_inline_p): New function that is the
9342 default for the TARGET_CAN_INLINE_P target hook.
9344 * targhooks.h (default_can_inline_p): Add declaration.
9346 * tree.c (cl_optimization_node): New static tree for building
9347 OPTIMIZATION_NODE tree.
9348 (cl_target_option_node): New static tree for building
9349 TARGET_OPTION_NODE tree.
9350 (cl_option_hash_table): New hash table for hashing
9351 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9352 (cl_option_hash_hash): New function to provide the hash value for
9353 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9354 (cl_option_hash_eq): New function to provide an equality test for
9355 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9356 (tree_code_size): Add support for OPTIMIZATION_NODE and
9357 TARGET_OPTION_NODE trees.
9358 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9359 TARGET_OPTION_NODE trees.
9360 (build_optimization_node): Build a tree that has all of the
9361 current optimization options.
9362 (build_target_option_node): Build a tree that has the target
9363 options that might be changed on a per function basis.
9365 * tree.h (file scope): Include options.h.
9366 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9367 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9368 (TREE_OPTIMIZATION): Ditto.
9369 (TREE_TARGET_SPECIFIC): Ditto.
9370 (struct tree_function_decl): Add fields for remembering the
9371 current optimization options and target specific options.
9372 (struct tree_optimization_option): New tree variant that remembers
9373 the optimization options.
9374 (struct tree_target_option): New tree variant that remembers the
9375 target specific flags that might change for compiling a particular
9377 (union tree_node): Include tree_optimization_option and
9378 tree_target_option fields.
9379 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9380 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9381 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9382 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9383 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9384 optimization and target options.
9385 (optimization_default_node): New macro to refer to global_trees
9387 (optimization_current_node): Ditto.
9388 (optimization_cold_node): Ditto.
9389 (optimization_hot_node): Ditto.
9390 (target_option_default_node): Ditto.
9391 (target_option_current_node): Ditto.
9392 (current_option_pragma): Ditto.
9393 (current_optimize_pragma): Ditto.
9395 * target.h (struct gcc_target): Add valid_option_attribute_p,
9396 target_option_save, target_option_restore, target_option_print,
9397 target_option_pragma_parse, and can_inline_p hooks.
9399 * toplev.h (parse_optimize_options): Add declaration.
9400 (fast_math_flags_struct_set_p): Ditto.
9402 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9403 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9406 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9407 tree_can_inline_p hook to see if one function can inline another.
9408 (cgraph_decide_inlining): Ditto.
9409 (cgraph_decide_inlining_incrementally): Ditto.
9411 * opts.c (decode_options): Add support for running multiple times
9412 to allow functions with different target or optimization options
9413 than was specified on the command line.
9414 (fast_math_flags_struct_set_p): New function that is similar to
9415 fast_math_flags_set_p, except it uses the values in the
9416 cl_optimization structure instead of global variables.
9418 * optc-gen.awk: Add support for TargetSave to allow a back end to
9419 declare new fields that need to be saved when using function
9420 specific options. Include flags.h and target.h in the options.c
9421 source. Add support for Save to indicate which options can be set
9422 for individual functions. Generate cl_optimize_save,
9423 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9424 cl_target_option_restore, cl_target_option_print functions to
9425 allow functions to use different optimization or target options.
9427 * opt-functions.awk (var_type_struct): Return the type used for
9428 storing the field in a structure.
9430 * opth-gen.awk: Add support for TargetSave to allow a back end to
9431 declare new fields that need to be saved when using function
9432 specific options. Add support for Save to indicate which options
9433 can be set for individual functions. Only generate one extern for
9434 Mask fields. Generate cl_optimization and cl_target_option
9435 structures to remember optimization and target options.
9437 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9438 collecting new tree nodes.
9439 (TS_TARGET_OPTION): Ditto.
9441 * c-decl.c (merge_decls): Merge function specific target and
9442 optimization options.
9444 * function.c (invoke_set_current_function_hook): If the function
9445 uses different optimization options, change the global variables
9448 * coretypes.h (struct cl_optimization): Add forward reference.
9449 (struct cl_target_option): Ditto.
9451 * c-pragma.c (option_stack): New static vector to remember the
9452 current #pragma GCC option stack.
9453 (handle_pragma_option): New function to support #pragma GCC option
9454 to change target options.
9455 (optimize_stack): New static vector to remember the current
9456 #pragma GCC optimize stack.
9457 (handle_pragma_optimize): New function to support #pragma GCC
9458 optimize to change optimization options.
9459 (init_pragma): Add support for #pragma GCC optimize and #pragma
9462 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9463 optimization options.
9464 (TARGET_OPTION_NODE): New tree code for remembering certain target
9467 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9468 TARGET_OPTION_NODE trees.
9470 * common.opt (-O): Add Optimization flag.
9472 (-fmath-errno): Ditto.
9473 (-falign-functions): Add UInteger flag to make sure flag gets full
9474 int in cl_optimization structure.
9475 (-falign-jumps): Ditto.
9476 (-falign-labels): Ditto.
9477 (-falign-loops): Ditto.
9478 (-fsched-stalled-insns): Ditto.
9479 (-fsched-stalled-insns-dep): Ditto.
9481 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9483 (TARGET_OPTION_SAVE): Ditto.
9484 (TARGET_OPTION_RESTORE): Ditto.
9485 (TARGET_OPTION_PRINT): Ditto.
9486 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9487 (TARGET_CAN_INLINE_P): Ditto.
9488 (TARGET_INITIALIZER): Add new hooks.
9490 * tree-inline.c (tree_can_inline_p): New function to determine
9491 whether one function can inline another. Check if the functions
9492 use compatible optimization options, and also call the backend
9495 * tree-inline.h (tree_can_inline_p): Add declaration.
9497 * c-common.c (c_common_attribute): Add support for option and
9498 optimize attributes.
9499 (handle_option_attribute): Add support for the option attribute to
9500 allow the user to specify different target options for compiling a
9502 (handle_optimize_attribute): Add support for the optimize
9503 attribute to allow the user to specify different optimization
9504 options for compiling a specific function.
9505 (handle_hot_attribute): Turn on -O3 optimization for this one
9506 function if it isn't the default optimization level.
9507 (handle_cold_attribute): Turn on -Os optimization for this one
9508 function if it insn't the default optimization.
9509 (const_char_p): New const char * typedef.
9510 (optimize_args): New static vector to remember the optimization
9512 (parse_optimize_options): New function to set up the optimization
9513 arguments from either the optimize attribute or #pragma GCC optimize.
9515 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9516 (builtin_define_std): Ditto.
9518 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9519 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9520 (x86_64-*-*): Ditto.
9522 * Makefile.in (TREE_H): Add options.h.
9523 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9525 * doc/extend.texi (option attribute): Document new attribute.
9526 (optimize attribute): Ditto.
9527 (hot attribute): Document hot attribute sets -O3.
9528 (cold attribute): Document cold attribute sets -Os.
9529 (#pragma GCC option): Document new pragma.
9530 (#pragma GCC optimize): Ditto.
9532 * doc/options.texi (TargetSave): Document TargetSave syntax.
9533 (UInteger): Document UInteger must be used for certain flags.
9534 (Save): Document Save option to create target specific options
9535 that can be saved/restored on a function specific context.
9537 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9538 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9540 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9541 (TARGET_OPTION_SAVE): Ditto.
9542 (TARGET_OPTION_RESTORE): Ditto.
9543 (TARGET_OPTION_PRINT): Ditto.
9544 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9545 (TARGET_CAN_INLINE_P): Ditto.
9547 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9549 (-mfpmath=both): Ditto.
9551 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9552 Karthik Kumar <karthikkumar@gmail.com>
9554 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9555 (TARGET_POPCNT): Ditto.
9556 (TARGET_SAHF): Ditto.
9557 (TARGET_AES): Ditto.
9558 (TARGET_PCLMUL): Ditto.
9559 (TARGET_CMPXCHG16B): Ditto.
9560 (TARGET_RECIP): Move switch into target_flags.
9561 (TARGET_FUSED_MADD): Ditto.
9562 (ix86_arch_features): Make an unsigned char type.
9563 (ix86_tune_features): Ditto.
9564 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9565 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9566 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9568 * config/i386/i386.opt (arch): New TargetSave field to define
9569 fields that need to be saved for function specific option support.
9572 (branch_cost): Ditto.
9573 (ix86_isa_flags_explicit): Ditto.
9574 (tune_defaulted): Ditto.
9575 (arch_specified): Ditto.
9576 (-m128-long-double): Add Save flag to save option for target
9577 specific option support.
9579 (-maccumulate-outgoing-args): Ditto.
9580 (-malign-double): Ditto.
9581 (-malign-stringops): Ditto.
9582 (-mfancy-math-387): Ditto.
9583 (-mhard-float): Ditto.
9585 (-minline-all-stringops): Ditto.
9586 (-minline-stringops-dynamically): Ditto.
9587 (-mms-bitfields): Ditto.
9588 (-mno-align-stringops): Ditto.
9589 (-mno-fancy-math-387): Ditto.
9590 (-mno-push-args): Ditto.
9591 (-mno-red-zone): Ditto.
9592 (-mpush-args): Ditto.
9593 (-mred-zone): Ditto.
9595 (-msseregparm): Ditto.
9596 (-mstack-arg-probe): Ditto.
9611 (-mrecip): Move flag into target_flags.
9613 (-mno-fused-madd): Ditto.
9614 (-mfused-madd): Ditto.
9615 (-mabm): Move flag into ix86_isa_flags.
9622 * config/i386/i386-c.c: New file for #pragma support.
9623 (ix86_target_macros_internal): New function to #define or #undef
9624 target macros based when the user uses the #pragma GCC option to
9625 change target options.
9626 (ix86_pragma_option_parse): New function to add #pragma GCC option
9628 (ix86_target_macros): Move defining the target macros here from
9629 TARGET_CPU_CPP_BUILTINS in i386.h.
9630 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9631 defined, initialize any subtarget #pragmas.
9633 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9634 REGISTER_TARGET_PRAGMAS.
9636 * config/i386/t-i386: New file for x86 dependencies.
9637 (i386.o): Make dependencies mirror the include files used.
9638 (i386-c.o): New file, add dependencies.
9640 * config/i386/i386-protos.h (override_options): Add bool argument.
9641 (ix86_valid_option_attribute_tree): Add declaration.
9642 (ix86_target_macros): Ditto.
9643 (ix86_register_macros): Ditto.
9645 * config/i386/i386.c (ix86_tune_features): Move initialization of
9646 the target masks to initial_ix86_tune_features to allow functions
9647 to have different target options. Make type unsigned char,
9648 instead of unsigned int.
9649 (initial_ix86_tune_features): New static vector to hold processor
9650 masks for the tune variables.
9651 (ix86_arch_features): Move initialization of the target masks to
9652 initial_ix86_arch_features to allow functions to have different
9653 target options. Make type unsigned char, instead of unsigned int.
9654 (initial_ix86_arch_features): New static vector to hold processor
9655 masks for the arch variables.
9656 (enum ix86_function_specific_strings): New enum to describe the
9657 string options used for attribute((option(...))).
9658 (ix86_target_string): New function to return a string that
9659 describes the target options.
9660 (ix86_debug_options): New function to print the current options in
9662 (ix86_function_specific_save): New function hook to save the
9663 function specific global variables in the cl_target_option structure.
9664 (ix86_function_specific_restore): New function hook to restore the
9665 function specific variables from the cl_target_option structure to
9666 the global variables.
9667 (ix86_function_specific_print): New function hook to print the
9668 target specific options in the cl_target_option structure.
9669 (ix86_valid_option_attribute_p): New function hook to validate
9670 attribute((option(...))) arguments.
9671 (ix86_valid_option_attribute_tree): New function that is common
9672 code between attribute((option(...))) and #pragma GCC option
9673 support that parses the options and returns a tree holding the options.
9674 (ix86_valid_option_attribute_inner_p): New helper function for
9675 ix86_valid_option_attribute_tree.
9676 (ix86_can_inline_p): New function hook to decide if one function
9677 can inline another on a target specific basis.
9678 (ix86_set_current_function); New function hook to switch target
9679 options if the user used attribute((option(...))) or #pragma GCC
9681 (ix86_tune_defaulted): Move to static file scope from
9683 (ix86_arch_specified): Ditto.
9684 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9686 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9687 (OPTION_MASK_ISA_ABM_SET): Ditto.
9688 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9689 (OPTION_MASK_ISA_CX16_SET): Ditto.
9690 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9691 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9692 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9693 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9694 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9695 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9696 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9697 (struct ptt): Move to static file scope from override_options.
9698 (processor_target_table): Ditto.
9700 (ix86_handle_option): Add support for options that are now isa options.
9701 (override_options): Add support for declaring functions that
9702 support different target options than were specified on the
9703 command line. Move struct ptt, processor_target_table, cpu_names,
9704 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9705 Add bool argument. Fix up error messages so the appropriate error
9706 is given for either command line or attribute.
9707 (ix86_previous_fndecl): New static to remember previous function
9708 declaration to see if we need to change target options.
9709 (ix86_builtins_isa): New array to record the ISA of each builtin
9711 (def_builtin): Always create the builtin function, even if the
9712 current ISA doesn't support it.
9713 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9714 tests for those builtins.
9715 (ix86_init_builtins): Remove TARGET_MMX test for calling
9716 ix86_init_mmx_sse_builtins.
9717 (ix86_expand_builtin): If the current ISA doesn't support a given
9718 builtin, signal an error.
9719 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9720 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9721 (TARGET_OPTION_SAVE): Ditto.
9722 (TARGET_OPTION_RESTORE): Ditto.
9723 (TARGET_OPTION_PRINT): Ditto.
9724 (TARGET_CAN_INLINE_P): Ditto.
9726 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9728 * c-typeck.c (build_external_ref): Don't call assemble_external.
9729 * final.c (output_operand): Call assemble_external.
9731 2008-07-21 DJ Delorie <dj@redhat.com>
9733 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9734 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9736 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9738 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9739 original insn and splitter contents into ...
9740 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9741 flag_unsafe_math_optimizations. Add dummy scratch register.
9742 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9743 !flag_unsafe_math_optimizations. Returns number with next
9744 highest magnitude if this is still less or equal to the true
9745 quotient in magnitude.
9747 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9749 * Makefile.in: Replace toplev.h with TOPLEV_H.
9750 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9751 * c-lex.c (fe_file_change): Don't set in_system_header.
9752 * c-parser.c (c_token): Remove in_system_header.
9753 (c_lex_one_token): Don't set in_system_header.
9754 (c_parser_set_source_position_from_token): Don't set in_system_header.
9755 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9758 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9759 * flags.h (in_system_header): Remove.
9760 * function.c (saved_in_system_header): Remove.
9761 (push_cfun): Don't set in_system_header.
9762 (pop_cfun): Don't set in_system_header.
9763 (push_struct_function): Don't set in_system_header.
9764 * input.h (expanded_location): Add sysp.
9765 (in_system_header_at): New.
9766 (in_system_header): New.
9767 * toplev.c (in_system_header): Remove.
9768 * toplev.h: Include input.h
9770 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9771 * tree-ssa.c (warn_uninit): Call warning_at.
9772 (warn_uninitialized_var): Update calls to warn_uninit.
9773 (warn_uninitialized_phi): Update calls to warn_uninit.
9774 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9775 (expand_location): Initialize xloc.sysp.
9776 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9777 (tree_decl_with_vis): Remove in_system_header_flag.
9779 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9782 * recog.c (asm_operand_ok): Change the order of the extra
9783 memory constraint checks.
9785 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9788 * tree-switch-conversion.c (build_one_array): Call
9789 varpool_mark_needed_node and varpool_finalize_decl
9790 instead of assemble_variable.
9792 2008-07-19 Jan Hubicka <jh@suse.cz>
9794 * cgraph.c (cgraph_add_new_function): Do early local passes.
9795 * tree-nrv.c (gate_pass_return_slot): New gate.
9796 (pass_nrv): Add the gate.
9797 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9799 (coalesce_ssa_name): Coalesce SSA names.
9800 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9801 not optimizing so unused user vars remains visible.
9802 * common.opt (flag_tree_ter): Always enable by default.
9803 * tree-ssa-ter.c: Include flags.h
9804 (is_replaceable_p): Check that locations match; when aliasing
9805 is missing be conservative about loads.
9806 * tree-optimize.c (gate_init_datastructures): Remove.
9807 (pass_init_datastructures): New.
9808 * passes.c: Reorder passes so we always go into SSA.
9810 2008-07-19 Jan Hubicka <jh@suse.cz>
9812 * doc/extend.texi (flatten attribute): Remove note about
9814 * doc/invoke.texi (--combine): Likewise.
9815 (-finline-functions-called-once): Update levels when enabled.
9816 (-funit-at-a-time): Document new behaviour.
9817 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9818 -fno-section-anchors when disabled explicitly.
9819 (inline params): They are not ignored now.
9820 (precompiled headers): Remove unit-at-a-time as being incompatible.
9821 * opts.c (decode_options): Handle unit-at-a-time as alias;
9822 imply -fno-section-anchors when toplevel reorder is disabled
9824 * common.opt (ftoplevel-reorder): Set default value to 2.
9825 (funit-at-a-time): Set default value to 1.
9826 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9829 2008-07-19 Jan Hubicka <jh@suse.cz>
9831 * builtins.c (expand_builtin_int_roundingfn,
9832 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9835 2008-07-19 Richard Guenther <rguenther@suse.de>
9838 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9839 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9840 * tree-ssa-pre.c (get_expr_value_id): For newly created
9841 constant value-ids make sure to add the expression to its
9844 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9847 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9848 return value of the builtin is ignored.
9850 2008-07-19 Olivier Hainque <hainque@adacore.com>
9852 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9853 bits, a C conformant malloc implementation has to provide.
9854 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9856 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9860 * reload.c (find_reloads_subreg_address): Only reload address if
9861 reloaded == 0, not for reloaded != 1.
9864 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9865 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9866 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9867 m32c_legitimize_reload_address.
9869 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9870 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9871 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9873 2008-07-19 Olivier Hainque <hainque@adacore.com>
9875 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9876 argument, saying whether nested array are to be collapsed
9877 into a single array type DIE with multiple subscripts.
9878 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9879 issues, centralize the nested array types collapsing control and
9880 disable the transformation for Ada.
9882 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9885 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9887 (x86_64_shift_adj_2): New expander.
9888 (x86_64_shift_adj_3): Ditto.
9889 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9890 to split TImode operands.
9891 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9892 (ix86_split_lshr): Ditto.
9894 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9896 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9897 and __CHAR32_TYPE__.
9898 * c-typeck.c (digest_init): Support char16_t and char32_t.
9899 (set_nonincremental_init_from_string): Idem.
9901 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9904 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9905 PREFERRED_STACK_BOUNDARY.
9906 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9908 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9911 * function.c (locate_and_pad_parm): Cap boundary earlier.
9913 2008-07-17 Julian Brown <julian@codesourcery.com>
9915 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9916 no-op for targets which don't use DLLs.
9918 2008-07-17 Martin Jambor <mjambor@suse.cz>
9920 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9921 that nodes are relevant by examining the node->analyzed flag.
9922 (ipcp_init_stage): Check which nodes are relevant, assert that the
9923 relevant ones are also required.
9924 (ipcp_propagate_stage): Check on the side arrays are properly
9926 (ipcp_print_all_jump_functions): Make sure not to touch any node
9927 that is not analyzed or an edge that does not have a corresponding
9928 entry in the on-the-side vectors.
9929 (ipcp_function_scale_print): Likewise.
9930 (ipcp_update_callgraph): Check that the node is relevant.
9931 (ipcp_insert_stage): Check that the node is relevant. Check there is
9932 an info for every node and edge.
9933 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9934 (ipa_print_all_tree_maps): Likewise and a new variable info.
9935 (ipa_print_all_params_modified): Likewise.
9936 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9938 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9941 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9943 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9945 PR rtl-optimization/36753
9946 * fwprop.c (use_killed_between): Don't shortcut
9947 single-definition global registers.
9949 2008-07-16 Jan Hubicka <jh@suse.cz>
9951 * cgraph.h (varpool_empty_needed_queue): Declare.
9952 * cgraphunit.c (output_in_order): Mark all variables as needed;
9954 * varpool.c (varpool_assemble_node): Update debug queue.
9955 (varpool_assemble_pending_decls): Don't do it here.
9956 (varpool_empty_needed_queue): New function.
9958 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9960 * recog.c (peephole2_optimize): Fix formatting.
9962 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9964 * c-pch.c (get_ident): Avoid C++ keywords.
9965 * combine-stack-adj.c (single_set_for_csa): Likewise.
9966 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9967 output_asm_insn): Likewise.
9968 * reload.c (push_secondary_reload, find_reusable_reload,
9969 push_reload, combine_reloads, find_reloads,
9970 debug_reload_to_stream): Likewise.
9971 * reload.h (struct reload): Likewise.
9972 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9973 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9974 emit_output_reload_insns): Likewise.
9975 * targhooks.c (default_secondary_reload): Likewise.
9976 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9978 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9980 * recog.c (validate_change_1, validate_change,
9981 validate_unshare_change, validate_replace_rtx_1, struct
9982 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9984 * reload.c (push_secondary_reload, secondary_reload_class,
9985 scratch_reload_class, find_valid_class, find_reusable_reload,
9986 push_reload, find_dummy_reload, find_reloads_address_1,
9987 find_reloads_address_part, find_equiv_reg): Likewise.
9988 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9989 choose_reload_regs): Likewise.
9990 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9992 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9993 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9994 * sched-rgn.c (concat_INSN_LIST): Likewise.
9995 * stor-layout.c (mode_for_size, mode_for_size_tree,
9996 smallest_mode_for_size): Likewise.
9998 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10000 * cfg.c (dump_reg_info): Avoid C++ keywords.
10001 * dwarf2asm.c (dw2_force_const_mem,
10002 dw2_asm_output_encoded_addr_rtx): Likewise.
10003 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10004 * expmed.c (expand_shift): Likewise.
10005 * global.c (find_reg): Likewise.
10006 * graph.c (draw_edge): Likewise.
10007 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10008 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10009 widen_clz, widen_bswap, expand_parity, expand_unop,
10010 emit_cmp_and_jump_insn_1): Likewise.
10011 * postreload.c (reload_cse_simplify_operands): Likewise.
10012 * ra.h (add_neighbor): Likewise.
10013 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10014 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10015 record_reg_classes, copy_cost, record_address_regs,
10016 invalid_mode_change_p): Likewise.
10017 * regrename.c (regrename_optimize, scan_rtx_reg,
10018 dump_def_use_chain, find_oldest_value_reg,
10019 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10021 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10023 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10024 MASK_POWERPC64 for power4 in previous commit.
10026 2008-07-16 Olivier Hainque <hainque@adacore.com>
10028 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10029 instead of bare conversion to cast const-ness away.
10031 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10033 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10034 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10035 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10036 (TARGET_FUNCTION_VALUE): Define.
10038 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10040 * config/rs6000/rs6000.c (processor_target_table): Add
10041 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10043 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10046 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10047 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10048 m32c_legitimize_reload_address.
10050 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10052 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10053 DECL_IN_SYSTEM_HEADER in sync.
10055 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10057 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10058 * tree-ssa-pre.c (pre_expr_eq): Ditto
10059 (get_constant_for_value_id): Take a type as an argument.
10060 (fully_constant_expression): Pass in type.
10061 (find_or_generate_expression): Short circuit constant case.
10062 (create_expression_by_pieces): Remove special casing of
10064 (do_regular_insertion): Short circuit constant case.
10065 (do_partial_partial_insertion): Ditto.
10067 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10070 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10072 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10074 * config/xtensa/libgcc-xtensa.ver: New file.
10075 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10077 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10079 * df-problems.c (df_set_note): Avoid C++ keywords.
10080 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10081 * dse.c (record_store, remove_useless_values): Likewise.
10082 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10083 gen_reg_rtx_offset, operand_subword, change_address_1,
10084 change_address, adjust_address_1, offset_address,
10085 widen_memory_access, emit_copy_of_insn_after): Likewise.
10086 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10087 * fwprop.c (should_replace_address, propagate_rtx_1,
10088 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10090 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10091 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10092 * lcm.c (compute_insert_delete, pre_edge_lcm,
10093 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10094 * lower-subreg.c (resolve_reg_notes): Likewise.
10095 * mode-switching.c (optimize_mode_switching): Likewise.
10097 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10099 * bt-load.c (add_btr_def, migrate_btr_def,
10100 branch_target_load_optimize): Avoid C++ keywords.
10101 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10103 * combine.c (subst, simplify_set, make_extraction,
10104 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10105 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10106 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10108 2008-07-15 Richard Guenther <rguenther@suse.de>
10110 PR middle-end/36369
10111 * c-common.c (strict_aliasing_warning): Do not warn for
10112 TYPE_REF_CAN_ALIAS_ALL pointers.
10113 (c_common_get_alias_set): may_alias types are not special.
10114 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10115 attribute and set can_ref_all accordingly.
10116 (build_reference_type_for_mode): Likewise.
10117 * doc/extend.texi (may_alias): Clarify.
10119 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10122 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10123 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10125 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10128 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10129 gcc_assert, instead call output_operand_lossage.
10131 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10133 * builtins.c (std_canonical_va_list): Treat structure based
10136 2008-07-15 Ben Elliston <bje@au.ibm.com>
10138 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10140 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10142 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10145 2008-07-14 Jan Hubicka <jh@suse.cz>
10147 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10148 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10149 fix predicates and constraints.
10150 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10151 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10153 2008-07-14 Doug Kwan <dougkwan@google.com>
10155 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10156 additional option file arm/eabi.opt.
10157 * config/arm/eabi.h (File): New configuration file for EABI targets.
10158 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10159 SUBSUBTARGET_EXTRA_SPECS.
10160 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10161 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10162 from STARTFILE_SPEC so that it can be referenced in an override.
10163 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10164 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10165 can be referenced in an override.
10166 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10167 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10168 so that it can be referenced in an override.
10169 (LINK_SPEC): Use BPABI_LINK_SPEC.
10170 * config/arm/eabi.opt (File): New.
10172 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10174 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10175 (FIXED_VALUE_H): New variable.
10176 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10177 input.h, fixed-value.h.
10178 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10179 (BASIC_BLOCK_H): Use $(BITMAP_H).
10180 (FUNCTION_H): Add varray.h.
10181 (IPA_REFERENCE_H): Use $(BITMAP_H).
10182 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10183 (DF_H): Use $(BITMAP_H).
10184 (GGC_H): Add statistics.h.
10185 (INSN_ADDR_H): New.
10186 (INSN_ATTR_H): Use it.
10187 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10189 (SYMTAB_H): Add $(OBSTACK_H).
10190 (CPP_INTERNAL_H): New.
10191 (TREE_DUMP_H): Add tree-pass.h.
10192 (TREE_FLOW_H): Use $(BITMAP_H)
10193 (PRETTY_PRINT_H): Use $(INPUT_H).
10194 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10197 (many object files): Fix lots of header dependencies throughout.
10199 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10201 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10203 (s-gtyp-input): Use them to write tmp-gi.list.
10204 (echo_to_gi.list): Remove.
10206 2008-07-14 Richard Guenther <rguenther@suse.de>
10208 * tree-ssa-sccvn.c (pre_info): Remove.
10209 (switch_to_PRE_table): Likewise.
10210 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10211 (set_hashtable_value_ids): Do not create value-ids for the
10213 (run_scc_vn): Remove double test. Remove bogus special-case
10214 in value-number printing.
10215 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10216 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10218 * tree-flow-inline.h (get_value_handle): Remove.
10219 * tree-flow.h (get_value_handle): Remove.
10221 2008-07-14 Martin Jambor <mjambor@suse.cz>
10223 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10224 in which we generate arithmetics is not a subrange.
10226 2008-07-14 Martin Jambor <mjambor@suse.cz>
10228 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10230 2008-07-14 Richard Guenther <rguenther@suse.de>
10232 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10234 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10237 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10238 reload for symbol refs moved to r0 with -fPIC.
10239 (legitimize_pic_address): Use the target register as temporary
10241 (emit_symbolic_move): Adjust comment.
10242 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10245 2008-07-14 Ben Elliston <bje@au.ibm.com>
10247 * c-common.h (C_CPP_HASHNODE): New macro.
10248 * coretypes.h (struct cpp_token): Forward declare.
10249 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10250 the context-sensitive keyword method.
10251 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10252 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10253 expand_bool_pixel): New.
10254 (altivec_categorize_keyword): New function.
10255 (init_vector_keywords): New function.
10256 (rs6000_macro_to_expand): Likewise.
10257 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10258 compiling an ISO C dialect.
10260 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10262 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10263 (create_expression_by_pieces): Fix typo.
10264 (do_regular_insertion): Use debug counter here too.
10266 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10269 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10270 CONST_OK_FOR_LETTER_P. All port-local users changed.
10271 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10272 implement Kp matching power-of-two.
10273 (CONSTRAINT_LEN): Define to match.
10274 * config/cris/cris.md: Replace all use of constraint K with Kc.
10275 ("*btst*): Use Kp for operand 0 of last alternative.
10277 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10280 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10283 2008-07-13 Jan Hubicka <jh@suse.cz>
10285 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10288 2008-07-13 Richard Guenther <rguenther@suse.de>
10290 PR middle-end/36811
10291 * langhooks.c (lhd_print_error_function): Deal with recursive
10294 2008-07-12 Jan Hubicka <jh@suse.cz>
10296 * cgraph.c (assembler_name_hash): New static var.
10297 (hash_node_by_assembler_name, eq_assembler_name): New.
10298 (cgraph_node_for_asm): Use hashtable.
10299 (cgraph_remove_node): Maintain hashtable.
10300 (change_decl_assembler_name): Sanity check that names are not changing
10301 after aliasing was processed.
10302 * cgraph.h (varpoon_node): Add next GGC marker.
10303 * tree.c (decl_assembler_name_equal): Constify.
10304 (decl_assembler_name_hash): New.
10305 * tree.h (decl_assembler_name_equal): Constify.
10306 (decl_assembler_name_hash): Update.
10308 2008-07-12 David Daney <ddaney@avtrex.com>
10310 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10311 sb1 and r5000 cpus.
10313 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10315 * doc/md.texi: Document the MIPS "v" constraint.
10316 * config/mips/mips.h (reg_class): Revert last change.
10317 (REG_CLASS_NAMES): Likewise.
10318 (REG_CLASS_CONTENTS): Likewise.
10319 * config/mips/mips.c (mips_regno_to_class): Likewise.
10320 * config/mips/constraints.md (v): Likewise, but add documentation.
10321 Add a comment to say that this constraint should not be used in
10324 2008-07-11 DJ Delorie <dj@redhat.com>
10326 * config/h8300/h8300.md (length): Fix branch offset limit.
10328 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10330 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10331 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10332 (avr_hard_regno_scratch_ok): New function.
10333 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10334 * config/avr/avr.md (all peepholes that request a scratch register):
10335 Remove avr_peep2_scratch_safe use.
10337 2008-07-11 Tom Tromey <tromey@redhat.com>
10338 Ian Lance Taylor <iant@google.com>
10340 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10341 (struct c_common_resword): Define.
10342 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10343 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10344 (c_common_reswords, num_c_common_reswords): Declare.
10345 * c-common.c (c_common_reswords): New global const array.
10346 (num_c_common_reswords): New const int.
10347 * c-parser.c (struct resword, reswords): Don't define.
10348 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10349 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10350 than reswords. If warning about C++ keywords, give them a special
10352 (c_lex_one_token): Warn about C++ keywords. Call
10353 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10354 (c_parser_external_declaration): Look for RID_xxx rather than
10355 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10356 (c_parser_statement_after_labels): Likewise.
10357 (c_parser_objc_class_instance_variables): Likewise.
10358 (c_parser_objc_class_declaration): Likewise.
10359 (c_parser_objc_try_catch_statement): Likewise.
10360 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10361 (declspecs_add_type): Likewise.
10363 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10365 * ggc-page.c (alloc_page):
10366 Substituting xmalloc, xcalloc with
10367 XNEWVEC and XCNEWVAR macros which add the
10370 2008-07-11 Richard Guenther <rguenther@suse.de>
10372 PR tree-optimization/36765
10373 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10374 aliases from HEAP vars to SMTs.
10376 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10378 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10379 * configure.ac (loose_warn): Move -Wc++-compat from here...
10380 (strict_warn): ...to here.
10381 * configure: Regenerate.
10383 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10385 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10386 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10387 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10388 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10389 excluding more specific h8300-*-* and sh-*-* targets.
10391 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10393 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10394 (eliminate): Ditto.
10395 (execute_pre): Call loop_optimizer_finalize in early exit.
10397 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10399 PR middle-end/36790
10400 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10401 uids in the bitmap, not just VAR_DECL uids.
10403 PR rtl-optimization/36419
10404 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10405 (combine_stack_adjustments_for_block): Call it if needed. Delete
10407 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10408 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10409 prologue sp adjustment.
10411 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10414 * opts.c (print_ignored_options): Report postponed diagnostics for
10415 unknown -Wno-* options as warnings, not errors.
10416 (postpone_unknown_option_error): Renamed to...
10417 (postpone_unknown_option_warning): ... this.
10419 2008-07-09 Doug Kwan <dougkwan@google.com>
10422 2008-07-08 Doug Kwan <dougkwan@google.com>
10424 * config/arm/arm.opt (mandroid): New option.
10425 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10426 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10428 (CC1PLUS_SPEC): Same.
10430 (STARTFILE_SPEC): Same.
10431 (ENDFILE_SPEC): Same.
10432 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10435 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10438 * config/mips/mips.h (reg_class): Remove V1_REG.
10439 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10440 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10441 instead of V1_REGS.
10442 (mips_get_tp): New function.
10443 (mips_legitimize_tls_address): Use it.
10444 * config/mips/constraints.md (v): Delete.
10445 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10446 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10447 After reload, split into a move and ...
10448 (*tls_get_tp_<mode>_split): ...this new instruction.
10450 2008-07-09 David Daney <ddaney@avtrex.com>
10452 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10454 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10456 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10457 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10459 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10460 htab_delete should be called. Don't free c.
10461 (lookup_tmp_var): Create temp_htab lazily.
10462 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10463 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10465 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10466 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10467 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10468 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10469 * tree-sra.c (generate_element_init): Likewise.
10470 * tree-mudflap.c (execute_mudflap_function_ops,
10471 execute_mudflap_function_decls): Likewise.
10472 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10473 * tree-gimple.h (struct gimplify_ctx): New type.
10474 (push_gimplify_context): Adjust prototype.
10476 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10478 * tree-ssa-pre.c (phi_translate_1): Update placement of
10479 add_to_value calls.
10481 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10483 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10484 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10485 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10486 * targhooks.c (default_hard_regno_scratch_ok): New function.
10487 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10488 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10489 * recog.c: Include "target.h".
10490 (peep2_find_free_register): Add check for global regs. Add target
10492 * Makefile.in (recog.o): Depend on target.h.
10494 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10496 * config/sh/sh.c (sh_canonical_va_list_type): New.
10497 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10499 2008-07-09 Raksit Ashok <raksit@google.com>
10501 * doc/invoke.texi (Option Summary): Mention new option
10502 -Wdisallowed-function-list=...
10503 (Warning Options): Document -Wdisallowed-function-list=...
10504 * common.opt (Wdisallowed-function-list=): New flag.
10505 * flags.h (warn_disallowed_functions): External definition of new
10506 boolean warning flag.
10507 (warn_if_disallowed_function_p): Declare new function.
10508 * opts.c (warning_disallowed_functions): New static variable.
10509 (warn_disallowed_functions): New boolean warning flag.
10510 (warn_if_disallowed_function_p): New function.
10511 (add_comma_separated_to_vector): Rename
10512 add_instrument_functions_exclude_list to this.
10513 (common_handle_option): Handle new option. Rename calls to
10514 add_instrument_functions_exclude_list into calls to
10515 add_comma_separated_to_vector.
10516 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10517 based on flag warn_disallowed_functions.
10519 2008-07-09 Christian Bruel <christian.bruel@st.com>
10521 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10522 instead of get_attr_length.
10524 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10526 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10528 * genemit.c (gen_insn): Likewise.
10529 * gengtype.c (note_def_vec): Likewise.
10530 * gengtype.h (note_def_vec): Likewise.
10531 * genoutput.c (struct data, output_insn_data, process_template,
10532 gen_expand, gen_split, note_constraint): Likewise.
10533 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10534 make_insn_sequence): Likewise.
10535 * gensupport.c (record_insn_name): Likewise.
10537 2008-07-08 Doug Kwan <dougkwan@google.com>
10539 * config/arm/arm.opt (mandroid): New option.
10540 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10541 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10543 (CC1PLUS_SPEC): Same.
10545 (STARTFILE_SPEC): Same.
10546 (ENDFILE_SPEC): Same.
10547 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10550 2008-07-08 Raksit Ashok <raksit@google.com>
10552 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10553 (set_storage_via_setmem): Fix expected_align parameter.
10554 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10555 missing from the list.
10556 * doc/md.texi (movmem): Explicitly state that expected alignment is
10557 to be expressed in bytes.
10558 (setmem): Explicitly state that expected alignment is to be expressed
10561 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10563 * reload.c (find_reloads_subreg_address): Do not require validity
10564 of address in original mode before reloading address.
10566 2008-07-07 Tianwei Sheng <tianweis@google.com>
10568 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10569 bounds array access.
10571 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10573 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10575 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10577 Fix PR tree-optimization/23455
10578 Fix PR tree-optimization/35286
10579 Fix PR tree-optimization/35287
10580 * Makefile.in (OBJS-common): Remove tree-vn.o.
10581 (tree-vn.o): Remove.
10582 * dbgcnt.def: Add treepre_insert debug counter.
10583 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10584 (debug_value_expressions): Ditto.
10585 (print_value_expressions): Ditto.
10586 * tree-pretty-print.c (dump_generic_node): Updated for
10587 VALUE_HANDLE removal.
10588 * tree-ssa-dom.c (record_equality): Ditto.
10589 (cprop_operand): Ditto.
10590 (lookup_avail_expr): Ditto.
10591 * tree-ssa-threadedge.c
10592 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10593 (simplify_control_stmt_condition): Ditto.
10594 * tree.c (tree_code_size): Ditto.
10595 (tree_node_structure): Ditto.
10596 (iterative_hash_expr): Ditto.
10598 * tree.h (VALUE_HANDLE_ID): Ditto.
10599 (VALUE_HANDLE_EXPR_SET): Ditto.
10600 (struct tree_value_handle): Ditto.
10601 (union tree_node): Ditto.
10602 * treestruct.def: Ditto.
10603 * tree-vn.c: Removed.
10604 * tree-ssa-pre.c: Rewritten entirely.
10605 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10606 (constant_value_ids): Ditto.
10607 (vn_nary_op_t): Moved to header.
10609 (vn_reference_op_t): Ditto
10610 (vn_reference_t): Ditto.
10611 (next_value_id): New variable.
10612 (VN_INFO): Add an assert.
10613 (vn_constant_eq): New function.
10614 (vn_constant_hash): Ditto.
10615 (get_or_alloc_constant_value_id): Ditto.
10616 (value_id_constant_p): Ditto.
10617 (vn_reference_compute_hash): De-staticify.
10618 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10619 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10620 (valueize_refs): Update opcode if it changes from ssa name to constant.
10621 (vn_reference_lookup_1): Add new argument.
10622 (vn_reference_lookup): Ditto.
10623 (vn_reference_lookup_pieces): New function.
10624 (vn_reference_insert): Add return type. Modify to deal with value ids.
10625 (vn_reference_insert_pieces): New function.
10626 (vn_nary_op_compute_hash): De-staticify.
10627 (vn_nary_op_eq): Ditto.
10628 (vn_nary_op_lookup_pieces): New function.
10629 (vn_nary_op_lookup): Add new argument.
10630 (vn_nary_op_insert_pieces): New function.
10631 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10632 (vn_phi_insert): Ditto.
10633 (visit_unary_op): Update for callee changes.
10634 (visit_binary_op): Ditto.
10635 (visit_reference_op_load): Ditto.
10636 (visit_reference_op_store): Ditto.
10637 (init_scc_vn): Init next_value_id, constant_to_value_id and
10638 constant_value_ids.
10639 (free_scc_vn): Free them.
10640 (set_hashtable_value_ids): New function.
10641 (run_scc_vn): Use it.
10642 (get_max_value_id): New function.
10643 (get_next_value_id): Ditto.
10644 (expressions_equal_p): Moved from tree-vn.c
10645 (sort_vuses): Ditto.
10646 (sort_vuses_heap): Ditto.
10647 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10649 * tree.c (iterative_hash_hashval_t): Made non-static
10650 * tree.h (iterative_hash_hashval_t): Declare it.
10652 2008-07-08 Martin Jambor <mjambor@suse.cz>
10654 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10655 instead of ipa_create_node_params.
10656 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10657 ipa_check_create_edge_args, free them with
10658 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10660 * ipa-prop.c: Include flags.h and tree-inline.h.
10661 (ipa_node_params_vector): New variable.
10662 (ipa_edge_args_vector): New variable.
10663 (edge_removal_hook_holder): New variable.
10664 (node_removal_hook_holder): New variable.
10665 (edge_duplication_hook_holder): New variable.
10666 (node_duplication_hook_holder): New variable.
10667 (ipa_detect_param_modifications): Check for presence of modified flags.
10668 (ipa_compute_jump_functions): Check for presence of jump functions.
10669 (ipa_free_edge_args_substructures): New function.
10670 (ipa_create_node_params): Removed.
10671 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10672 (ipa_free_node_params_substructures): New function.
10673 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10675 (ipa_edge_removal_hook): New function.
10676 (ipa_node_removal_hook): New function.
10677 (duplicate_array): New function.
10678 (ipa_edge_duplication_hook): New function.
10679 (ipa_node_duplication_hook): New function.
10680 (ipa_register_cgraph_hooks): New function.
10681 (ipa_unregister_cgraph_hooks): New function.
10682 (free_all_ipa_structures_after_ipa_cp): New function.
10684 * ipa-prop.h: Include vec.h.
10685 (ipa_node_params_t): New typedef with vector types for it.
10686 (ipa_edge_args_t): New typedef with vector types for it.
10687 (IPA_NODE_REF): Changed to access an on-the-side vector.
10688 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10689 (ipa_check_create_node_params): New function.
10690 (ipa_check_create_edge_args): New function.
10692 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10695 2008-07-07 Tom Tromey <tromey@redhat.com>
10697 * configure, config.in: Rebuilt.
10698 * configure.ac: Don't check for scandir or alphasort.
10700 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10702 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10703 types immediately after creating them.
10705 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10707 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10709 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10711 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10712 dump_constraint_graph.
10713 (dump_constraint_edge): New function.
10714 (dump_constraint_graph): New function.
10715 (debug_constraint_graph): New function.
10716 (dump_constraint): Removed useless comparison.
10717 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10718 (dump_constraint_graph): Declare.
10719 (debug_constraint_graph): Declare.
10720 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10722 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10724 * config/i386/i386.c (is_va_list_char_pointer): New.
10725 (ix86_va_start): Replace compare with ms_va_list_type_node
10726 by is_va_list_char_pointer.
10727 (ix86_gimplify_va_arg): Likewise.
10729 2008-07-07 Martin Jambor <mjambor@suse.cz>
10731 * cgraph.c (cgraph_edge_max_uid): New variable.
10732 (struct cgraph_edge_hook_list): New type.
10733 (struct cgraph_node_hook_list): New type.
10734 (struct cgraph_2edge_hook_list): New type.
10735 (struct cgraph_2node_hook_list): New type.
10736 (first_cgraph_edge_removal_hook): New variable.
10737 (first_cgraph_node_removal_hook): New variable.
10738 (first_cgraph_edge_duplicated_hook): New variable.
10739 (first_cgraph_node_duplicated_hook): New variable.
10740 (cgraph_add_edge_removal_hook): New function.
10741 (cgraph_remove_edge_removal_hook): New function.
10742 (cgraph_call_edge_removal_hooks): New function.
10743 (cgraph_add_node_removal_hook): New function.
10744 (cgraph_remove_node_removal_hook): New function.
10745 (cgraph_call_node_removal_hooks): New function.
10746 (cgraph_add_edge_duplication_hook): New function.
10747 (cgraph_remove_edge_duplication_hook): New function.
10748 (cgraph_call_edge_duplication_hooks): New function.
10749 (cgraph_add_node_duplication_hook): New function.
10750 (cgraph_remove_node_duplication_hook): New function.
10751 (cgraph_call_node_duplication_hooks): New function.
10752 (cgraph_create_edge): Assign to edge uid.
10753 (cgraph_remove_edge): Call edge removal hooks.
10754 (cgraph_node_remove_callees): Call edge removal hooks.
10755 (cgraph_node_remove_callers): Call edge removal hooks.
10756 (cgraph_remove_node): Call node removal hooks.
10757 (cgraph_clone_edge): Call edge duplication hooks.
10758 (cgraph_clone_node): Call node duplication hooks.
10760 * cgraph.h (cgraph_edge): New field uid.
10761 (cgraph_edge_hook): New type.
10762 (cgraph_node_hook): New type.
10763 (cgraph_2edge_hook): New type.
10764 (cgraph_2node_hook): New type.
10766 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10768 * config.in: Regenerate.
10770 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10772 * gcc.c (print_sysroot): New.
10773 (option_map, display_help, process_command): Handle the
10774 -print-sysroot option.
10775 (main): Print the sysroot if requested.
10776 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10778 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10781 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10783 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10785 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10786 (assign_parm_setup_block_p): Also check mode of entry_parm.
10788 2008-07-07 Richard Guenther <rguenther@suse.de>
10790 * tree-ssa-structalias.h (set_used_smts): Remove.
10791 * tree-ssa-structalias.c (used_smts): Likewise.
10792 (set_used_smts): Likewise.
10793 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10794 call to set_used_smts.
10796 2008-07-07 Richard Guenther <rguenther@suse.de>
10798 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10799 (new_var_info): Set it to false.
10800 (solution_set_add): Correctly handle pointers outside a var and
10802 (type_safe): Treat variables with is_full_var properly.
10803 (do_sd_constraint): Likewise.
10804 (do_ds_constraint): Likewise.
10805 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10806 (get_constraint_for_ptr_offset): New function.
10807 (get_constraint_for_component_ref): For addresses at least include
10808 the last field of the variable. Handle is_full_vars properly.
10809 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10810 (handle_ptr_arith): Remove.
10811 (find_func_aliases): Simplify assignment handling.
10812 (create_function_info_for): For parameter and result varinfos set
10814 (create_variable_info_for): Set is_full_var flag whenever we
10815 just created a single varinfo for a decl.
10816 (init_alias_vars): Initialize use_field_sensitive from
10817 max-fields-for-field-sensitive parameter.
10819 2008-07-07 Richard Guenther <rguenther@suse.de>
10821 PR tree-optimization/36713
10822 * tree-flow-inline.h (is_call_used): New function.
10823 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10824 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10825 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10827 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10829 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10831 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10833 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10835 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10836 Nathan Sidwell <nathan@codesourcery.com>
10838 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10839 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10841 * config/m68k/t-linux: New.
10842 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10845 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10847 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10848 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10851 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10853 * gcc.c (execute): Fix -Wc++-compat warning.
10855 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10858 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10859 constant for little endian.
10861 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10863 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10864 mips_base_mips16 instead of TARGET_MIPS16.
10865 (mips_base_mips16): Declare.
10866 * config/mips/mips.c (mips_base_mips16): Make global.
10867 (was_mips16_p): Remove GTY marker.
10868 (was_mips16_pch_p): New variable.
10869 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10870 (mips_override_options): Force to non-MIPS16 mode initially.
10871 Do not complain about MIPS16 PIC incompatibilities here.
10872 Only allow -mgpopt if -mexplicit-relocs is in force for
10875 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10877 * configure.ac: Check for caddr_t, define to char * if not defined.
10878 * configure: Regenerate.
10879 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10880 (mmap_gt_pch_use_address): Likewise.
10881 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10883 2008-07-06 Richard Guenther <rguenther@suse.de>
10885 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10886 (new_var_info): Deal with it.
10887 (solution_set_add): Likewise.
10888 (bitpos_of_field): Make signed, fix.
10889 (struct fieldoff): Remove type and decl fields. Make size field
10890 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10892 (fieldoff_compare): Deal with it.
10893 (push_fields_onto_fieldstack): Remove has_union argument, glob
10894 adjacent non-pointer fields together.
10895 (create_function_info_for): Do not set has_union.
10896 (create_variable_info_for): Simplify.
10898 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10900 * config.gcc (extra_headers): Add cross-stdarg.h for target
10901 x86_64-*-* and i?86-*-*.
10902 * config/i386/cross-stdarg.h: New.
10903 * builtins.c (std_fn_abi_va_list): New.
10904 (std_canonical_va_list_type): New.
10905 (stabilize_va_list): Replace va_list_type_node use by
10906 mtarget.canonical_va_list_type.
10907 (gimplify_va_arg_expr): Likewise.
10908 (expand_builtin_va_copy): Replace va_list_type_node use by
10909 mtarget.fn_abi_va_list.
10910 * tree-sra.c (is_va_list_type): New helper.
10911 (decl_can_be_decomposed_p): Replace
10912 va_list_type_node use by is_va_list_type.
10913 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10914 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10915 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10916 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10917 (ix86_enum_va_list): New.
10918 * config/i386/i386.c (sysv_va_list_type_node): New.
10919 (ms_va_list_type_node): New.
10920 (ix86_function_type_abi): Remove sorry.
10921 (ix86_build_builtin_va_list_abi): New.
10922 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10923 for 64-bit targets.
10924 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10925 (ix86_init_builtins_va_builtins_abi): New.
10926 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10927 for 64-bit targets.
10928 (ix86_handle_abi_attribute): New.
10929 (attribute_spec): Add sysv_abi and ms_abi.
10930 (ix86_fn_abi_va_list): New.
10931 (ix86_canonical_va_list_type): New.
10932 (ix86_enum_va_list): New.
10933 (TARGET_FN_ABI_VA_LIST): New.
10934 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10935 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10936 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10937 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10938 (TARGET_ENUM_VA_LIST): New.
10939 * expr.h (std_fn_abi_va_list): New.
10940 (std_canonical_va_list_type): New.
10941 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10942 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10943 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10944 TARGET_CANONICAL_VA_LIST_TYPE.
10945 * target.h (struct gcc_target): Add fn_abi_va_list hook
10946 and canonical_va_list_type hook.
10948 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10950 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10951 integral and pointer types.
10953 2008-07-04 Roger Sayle <roger@eyesopen.com>
10955 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10956 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10958 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10961 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10963 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10965 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10966 build_gimple_modify_stmt.
10967 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10968 gimple operand. Use fold_build* instead of build*.
10970 2008-07-04 Richard Guenther <rguenther@suse.de>
10972 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10973 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10974 properly to compute the reachability set if we do field-sensitive PTA.
10975 * invoke.texi (max-fields-for-field-sensitive): Document default.
10976 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10977 100 for optimize >= 2.
10979 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10981 * ggc-zone.c (lookup_page_table_if_allocated,
10982 set_page_table_entry, zone_find_object_size, alloc_small_page,
10983 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10984 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10985 -Wc++-compat and/or -Wcast-qual warnings.
10987 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10990 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10991 pic_offset_table_rtx to be marked as used here.
10992 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10993 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10994 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10995 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10996 !TARGET_SECURE_PLT.
10998 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11000 * alloc-pool.c (hash_descriptor, eq_descriptor,
11001 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11002 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11004 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11005 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11006 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11007 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11010 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11012 * tree-flow.h (loop_only_exit_p): Declare.
11013 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11014 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11015 the number of iterations if it is constant. Otherwise, if this is the
11016 only possible exit of the loop, use the conservative estimate on the
11017 number of iterations of the entire loop if available.
11019 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11021 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11022 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11023 Add synchronization functions.
11024 * config/sync.c: New file.
11025 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11026 (LIBGCC_SYNC_CFLAGS): Likewise.
11028 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11031 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11032 (*pushtf_sse): New insn pattern.
11033 (pushtf splitters): New splitters.
11035 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11037 PR middle-end/35736
11038 * predict.c (build_predict_expr): Use void_type_node for the tree
11039 type, instead of NULL_TREE.
11041 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11043 * config/i386/i386.c (contains_aligned_value_p): Return true
11045 (ix86_data_alignment): Align TCmode to 128bits.
11046 (ix86_local_alignment): Likewise.
11048 2008-07-03 Andrew Haley <aph@redhat.com>
11051 * vec.h (VEC_TA): New.
11052 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11053 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11054 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11055 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11056 (C_COMMON_FIXED_TYPES): Remove first arg.
11057 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11058 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11059 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11060 not to use empty macro arguments.
11062 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11064 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11065 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11066 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11067 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11068 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11069 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11070 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11071 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11072 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11073 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11074 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11075 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11076 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11077 config/rs6000/e500crtres64gpr.asm,
11078 config/rs6000/e500crtres64gprctr.asm,
11079 config/rs6000/e500crtrest32gpr.asm,
11080 config/rs6000/e500crtrest64gpr.asm,
11081 config/rs6000/e500crtresx32gpr.asm,
11082 config/rs6000/e500crtresx64gpr.asm,
11083 config/rs6000/e500crtsav32gpr.asm,
11084 config/rs6000/e500crtsav64gpr.asm,
11085 config/rs6000/e500crtsav64gprctr.asm,
11086 config/rs6000/e500crtsavg32gpr.asm,
11087 config/rs6000/e500crtsavg64gpr.asm,
11088 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11089 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11090 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11091 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11092 config/sparc/sol2-cn.asm: Remove .file directives.
11094 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11096 * resource.c (mark_referenced_resources): Look inside
11097 UNSPEC_VOLATILEs and ASM_INPUTs.
11099 2008-07-02 Ian Lance Taylor <iant@google.com>
11101 * rtlanal.c (add_reg_note): New function.
11102 * rtl.h (add_reg_note): Declare.
11103 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11104 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11105 * builtins.c (expand_builtin_longjmp): Likewise.
11106 (expand_builtin_nonlocal_goto): Likewise.
11107 * calls.c (emit_call_1, expand_call): Likewise.
11108 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11109 * cfglayout.c (fixup_reorder_chain): Likewise.
11110 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11111 (commit_one_edge_insertion): Likewise.
11112 * combine.c (move_deaths, distribute_notes): Likewise.
11113 * df-problems.c (df_set_note): Likewise.
11114 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11115 (set_unique_reg_note): Likewise.
11116 (emit_copy_of_insn_after): Likewise.
11117 * expr.c (expand_expr_real): Likewise.
11118 * gcse.c (add_label_notes): Likewise.
11119 * haifa-sched.c (create_check_block_twin): Likewise.
11120 * jump.c (mark_jump_label_1): Likewise.
11121 * loop-doloop.c (add_test, doloop_modify): Likewise.
11122 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11123 * lower-subreg.c (move_eh_region_note): Likewise.
11124 * optabs.c (emit_libcall_block): Likewise.
11125 * predict.c (predict_insn): Likewise.
11126 (combine_predictions_for_insn): Likewise.
11127 * recog.c (peephole2_optimize): Likewise.
11128 * regmove.c (try_auto_increment): Likewise.
11129 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11130 * reload.c (find_reloads): Likewise.
11131 * reload1.c (fixup_eh_region_note): Likewise.
11132 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11133 * reorg.c (delete_prior_computation): Likewise.
11134 (delete_computation, dbr_schedule): Likewise.
11135 * config/pa/pa.c (legitimize_pic_address): Likewise.
11136 * config/sh/sh.c (sh_reorg): Likewise.
11138 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11141 * config/libgcc-glibc.ver: Add %exclude.
11142 * config/m32r/libgcc-glibc.ver: Likwise.
11143 * config/s390/libgcc-glibc.ver: Likwise.
11144 * config/sh/libgcc-glibc.ver: Likwise.
11145 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11147 * config/i386/libgcc-glibc.ver: New.
11149 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11151 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11153 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11154 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11155 i[34567]86-*-linux*, x86_64-*-linux*. Add
11156 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11157 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11158 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11159 i[34567]86-*-linux*, x86_64-*-linux*.
11161 * libgcc-std.ver: Add empty GCC_4.4.0.
11163 * mkmap-symver.awk: Support multiple versions per symbol.
11165 * config/i386/i386.c (ix86_init_builtins): Always define
11166 __builtin_fabsq and __builtin_copysignq with fallbacks.
11167 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11168 and __builtin_copysignq if SSE2 isn't available.
11170 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11171 (LIBGCC2_TF_CEXT): Likwise.
11172 (TF_SIZE): Likwise.
11174 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11176 * config/i386/sfp-machine.h: Moved to libgcc.
11178 * config/i386/sfp-machine.h: New.
11179 * config/i386/t-linux: Likwise.
11181 * config/i386/t-darwin: Remove softfp_wrap_start and
11183 * config/i386/t-darwin64: Likewise.
11185 * config/i386/t-fprules-softfp64: Renamed to ...
11186 * config/i386/t-fprules-softfp: This.
11188 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11189 and softfp_wrap_end.
11191 2008-07-02 Jason Merrill <jason@redhat.com>
11193 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11195 * tree.c (ctor_to_list): New fn.
11196 * tree.h: Declare it.
11197 (CONSTRUCTOR_ELT): New macro.
11198 (CONSTRUCTOR_NELTS): New macro.
11200 2008-07-02 Richard Guenther <rguenther@suse.de>
11202 * tree-ssa-structalias.c (struct variable_info): Reorder
11203 to fill padding on 64bit hosts. Make collapsed_to an int.
11204 (get_varinfo_fc): Deal with that.
11205 (new_var_info): Likewise.
11206 (collapse_rest_of_var): Likewise.
11208 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11210 * doc/install.texi (--enable-java-home): Document.
11211 (--enable-aot-compile-rpm): Likewise.
11212 (--with-arch-directory): Likewise.
11213 (--with-os-directory): Likewise.
11214 (--with-origin-name): Likewise.
11215 (--with-arch-suffix): Likewise.
11216 (--with-jvm-root-dir): Likewise.
11217 (--with-jvm-jar-dir): Likewise.
11218 (--with-python-dir): Likewise.
11220 2008-07-02 Richard Guenther <rguenther@suse.de>
11222 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11223 from decls explicitly. Merge operand checking from tuples.
11225 2008-07-02 Martin Jambor <mjambor@suse.cz>
11227 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11229 2008-07-02 Martin Jambor <mjambor@suse.cz>
11231 * tree-switch-conversion.c: Included timevar.h
11232 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11234 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11236 2008-07-02 Martin Jambor <mjambor@suse.cz>
11238 * tree-switch-conversion.c: Corrected various comments and
11240 (build_constructors): Fixed minor formatting mistakes.
11242 * invoke.texi (Optimize Options): Corrected the
11243 switch-conversion-max-branch-ratio parameter.
11245 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11247 * final.c (asm_insn_count): Return zero for an empty asm body.
11249 2008-07-02 Richard Guenther <rguenther@suse.de>
11251 * bitmap.h (bitmap_set_bit): Return bool.
11252 (bitmap_clear_bit): Likewise.
11253 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11254 write to the bitmap if it would.
11255 (bitmap_clear_bit): Likewise.
11256 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11257 bitmap_set_bit return value.
11258 (add_pred_graph_edge): Likewise.
11259 (add_graph_edge): Likewise.
11260 (do_sd_constraint): Likewise.
11261 (do_ds_constraint): Likewise.
11263 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11265 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11266 Fix -Wc++-compat and/or -Wcast-qual warnings.
11267 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11268 gen_regparm_prefix): Likewise.
11269 * vmsdbgout.c (write_modbeg, lookup_filename,
11270 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11272 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11274 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11275 defaults.h definition apply.
11277 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11279 * function.c (assign_parm_remove_parallels): New.
11280 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11282 (assign_parm_setup_block): Do not handle them.
11283 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11284 assign_parm_remove_parallels.
11286 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11288 * c-typeck.c (convert_for_assignment): Use
11289 vector_targets_convertible_p.
11290 * c-common.c (vector_targets_convertible_p): New.
11291 * c-common.h (vector_targets_convertible_p): New prototype.
11292 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11293 opaque_p_V2SI_type_node.
11295 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11297 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11300 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11302 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11303 TFmode constants via two element DImode vector for hosts with
11304 HOST_BITS_PER_WIDE_INT < 64.
11305 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11306 also for HOST_BITS_PER_WIDE_INT < 64.
11308 2008-07-01 Richard Guenther <rguenther@suse.de>
11310 PR tree-optimization/36666
11311 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11312 (get_constraint_exp_from_ssa_var): Split into ...
11313 (get_constraint_exp_for_temp): ... this ...
11314 (get_constraint_for_ssa_var): ... and that.
11315 Return constraint expressions for all touched sub-fields
11316 if the results address is not taken.
11317 (process_constraint): Remove assertion that aggregate
11318 assignments do not happen at this place.
11319 (get_constraint_for_component_ref): Add address_p argument.
11320 Return constraint expressions for all touched sub-fields
11321 if the results address is not taken.
11322 (do_deref): Use get_constraint_exp_for_temp.
11323 (get_constraint_for_1): Rename from ...
11324 (get_constraint_for): ... this. Add the old function as wrapper.
11325 (do_structure_copy): Use get_constraint_for_1.
11327 2008-07-01 Martin Jambor <mjambor@suse.cz>
11329 * Makefile.in (tree-switch-conversion.o): Add.
11330 (OBJS-common): Add tree-swtch-conversion.o.
11331 * passes.c (init_optimization_passes): Add pass_convert_switch.
11332 * tree-pass.h: (pass_convert_switch): Add.
11333 * tree-switch-conversion.c: New file.
11334 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11335 * common.opt (ftree-cswtch): New option.
11336 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11337 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11338 * opts.c (decode_options): Set flag_tree_switch_conversion when
11339 optimization level is >= 2.
11340 * doc/invoke.texi (Optimize Options): Added description of
11341 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11343 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11345 * config/darwin-driver.c (darwin_default_min_version): Fix
11346 -Wc++-compat warnings.
11348 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11350 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11353 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11355 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11357 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11359 PR rtl-optimization/34744
11360 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11361 (df_scan_free_internal): Free data structures not
11362 allocated in storage pools.
11363 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11364 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11365 df_scan_free_mws_vec.
11366 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11369 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (contains_aligned_value_p): Return true
11373 (ix86_function_arg_boundary): Return its natural boundary
11375 (return_in_memory_32): Don't check TDmode.
11376 (ix86_split_to_parts): Support splitting into 4 parts and
11377 support TFmode for 32bit target.
11378 (ix86_split_long_move): Support splitting into 4 parts.
11379 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11381 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11382 (ix86_init_builtins): Here.
11383 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11384 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11385 'q' and 'w', respectively.
11387 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11389 (movtf_internal): Likewise.
11390 (<code>tf2): Likewise.
11391 (*absnegtf2_sse): Likewise.
11392 (copysign<mode>3): Likewise.
11393 (copysign<mode>3_const): Likewise.
11394 (copysign<mode>3_var): Likewise.
11395 (define_split UNSPEC_COPYSIGN): Likewise.
11396 * config/i386/sse.md (*nandtf3): Likewise.
11397 (<code>tf3): Likewise.
11398 (*<code>tf3): Likewise.
11400 2008-06-30 Joey Ye <joey.ye@intel.com>
11401 H.J. Lu <hongjiu.lu@intel.com>
11403 * global.c (compute_regsets): Set frame_pointer_needed here.
11404 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11406 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11408 * doc/install.texi (specific): Expand Windows build notes.
11410 2008-06-30 Ira Rosen <irar@il.ibm.com>
11412 PR tree-optimization/36648
11413 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11414 number of prolog iterations by step. Fix the comment.
11416 2008-06-30 Richard Guenther <rguenther@suse.de>
11418 PR middle-end/36671
11419 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11420 handle calls from ECF_MALLOC functions.
11421 (handle_pure_call): ECF_MALLOC functions do not return
11423 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11425 2008-06-29 Andreas Schwab <schwab@suse.de>
11427 * config/m68k/m68k.c (print_operand): Always print a float
11429 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11430 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11433 * config/rs6000/x-linux64: Remove never used file.
11435 2008-06-29 Richard Guenther <rguenther@suse.de>
11437 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11439 (struct alias_info): Move ...
11440 * tree-ssa-alias.c: ... here.
11441 (update_alias_info): Declare.
11442 (compute_may_aliases): Call it.
11443 (update_alias_info): New function.
11444 * tree-ssa-structalias.c (update_alias_info): Move ...
11445 * tree-ssa-alias.c (update_alias_info_1): ... here.
11446 * tree-ssa-structalias.c (process_constraint_1): Remove
11447 unused from_call argument. Rename to ...
11448 (process_constraint): ... this. Delete old wrapper.
11449 (make_constraint_to): Adjust callers.
11450 (handle_const_call): Likewise.
11451 (handle_pure_call): Likewise.
11452 (init_base_vars): Likewise.
11453 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11454 (find_func_aliases): We don't need structure copies for
11456 (make_constraint_from_anything): Remove.
11457 (create_variable_info_for): For globals make constraints
11458 from escaped, not from anything.
11459 (compute_points_to_sets): Do not call update_alias_info.
11460 (ipa_pta_execute): Use make_constraint_from.
11462 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11464 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11465 (bitmap.o-warn, dominance.o-warn): New.
11466 * configure.ac (cxx_compat_warn): Delete.
11467 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11468 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11470 * configure: Regenerate.
11472 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11475 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11477 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11478 * df-scan.c (df_notes_rescan): Likewise.
11479 * ggc-page.c (set_page_table_entry): Likewise.
11480 * intl.c (gcc_gettext_width): Likewise.
11481 * varasm.c (get_unnamed_section, get_noswitch_section,
11482 get_section): Likewise.
11484 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11486 * regrename.c (build_def_use): Don't copy RTX.
11488 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11490 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11491 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11492 punctuation. Use @ref instead of @xref.
11493 (Function Names): Remove stray @display/@end display.
11494 (C++ Attributes): Use @ref instead of @xref.
11495 (Deprecated Features): Fix punctuation around @xref.
11496 (Backwards Compatibility): Likewise.
11497 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11499 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11501 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11502 constants for E500 double.
11504 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11506 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11507 element type of const_vector.
11509 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11511 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11512 Remove FLAGS_REG clobber from expander pattern.
11513 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11514 (anddi3, andsi3, andhi3, andqi3): Ditto.
11515 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11516 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11517 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11518 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11519 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11520 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11521 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11522 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11524 2008-06-28 Richard Guenther <rguenther@suse.de>
11526 * tree-ssa-structalias.c (callused_id, var_callused,
11527 callused_tree): Add.
11528 (handle_pure_call): New function.
11529 (find_func_aliases): Call it.
11530 (find_what_p_points_to): Handle the call-used set.
11531 (clobber_what_escaped): Likewise.
11532 (compute_call_used_vars): New function.
11533 (init_base_vars): Init the call-used variable.
11534 (do_sd_constraint): Do not propagate the solution from CALLUSED
11535 but use CALLUSED as a placeholder.
11536 (solve_graph): Likewise.
11537 * tree-flow-inline.h (gimple_call_used_vars): New function.
11538 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11539 (compute_call_used_vars): Declare.
11540 * tree-ssa-alias.c (set_initial_properties): Call
11541 compute_call_used_vars.
11542 (reset_alias_info): Clear call-used variables.
11543 (add_call_clobber_ops): Assert we are not called for const/pure
11544 functions. Remove handling of them.
11545 (add_call_read_ops): Handle pure functions by adding the
11546 call-used set of variables as VUSEs.
11547 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11548 (delete_tree_ssa): Free it.
11549 * tree-dfa.c (remove_referenced_var): Clear the var from the
11552 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11554 * tree.c (build_varargs_function_type_list): New.
11555 (build_function_type_list_1): New.
11556 (build_function_type_list): Use build_function_type_list_1.
11557 * tree.h (build_varargs_function_type_list): New.
11559 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11562 * config/spu/spu.c (spu_builtin_splats): Do not generate
11563 invalid CONST_VECTOR expressions.
11564 (spu_expand_vector_init): Likewise.
11566 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11568 * optabs.c (libfunc_decls): New variable.
11569 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11570 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11571 for the same function twice.
11573 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11575 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11576 ix86_expand_binary_operator directly.
11577 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11579 (*ashrti3_1): Ditto.
11580 (*lshrti3_1): Ditto.
11581 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11582 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11583 using only one splitter. Conditionaly execute splitter before or
11584 after peephole2 pass.
11585 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11586 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11587 Use only one alternative in asm template.
11588 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11590 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11591 "J" operand constraint for operand 2.
11592 (*ashldi3_cconly_rex64): Ditto.
11593 (*ashrdi3_cmp_rex64): Ditto.
11594 (*ashrdi3_cconly_rex64): Ditto.
11595 (*lshrdi3_cmp_rex64): Ditto.
11596 (*lshrdi3_cconly_rex64): Ditto.
11597 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11598 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11599 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11602 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11604 * gimplify.c (omp_is_private): Don't return true if decl is not
11605 already private on #pragma omp for or #pragma omp parallel for.
11608 * tree-cfg.c (struct move_stmt_d): Replace block field with
11609 orig_block and new_block fields.
11610 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11611 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11612 (move_block_to_fn): Replace vars_map and new_label_map arguments
11613 with struct move_stmt_d pointer.
11614 (replace_block_vars_by_duplicates): New function.
11615 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11616 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11617 all subblocks of ORIG_BLOCK to the new function. Call
11618 replace_block_vars_by_duplicates.
11619 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11620 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11621 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11622 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11623 (expand_omp): Temporarily set input_location to the location of
11624 region's controlling stmt.
11625 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11626 BIND_EXPR, push ctx->block_vars and gimplification vars into
11627 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11628 into dest function.
11629 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11630 there are any BLOCK_VARS.
11631 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11632 OMP_PARALLEL or OMP_TASK stmt.
11633 (lower_omp): Save and restore input_location around the lower_omp_1
11636 2008-06-27 Richard Guenther <rguenther@suse.de>
11638 PR tree-optimization/36400
11639 PR tree-optimization/36373
11640 PR tree-optimization/36344
11641 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11642 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11643 (update_alias_info): Remove call clobbering code.
11644 (make_constraint_to): New helper function.
11645 (make_escape_constraint): Likewise.
11646 (handle_rhs_call): Use it on all pointer containing arguments.
11647 Also mark the static chain escaped.
11648 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11649 instead of ANYTHING.
11650 (make_constraint_from): New helper split out from ...
11651 (make_constraint_from_anything): ... here.
11652 (find_func_aliases): Add constraints for escape sites.
11653 (intra_create_variable_infos): Make constraints from NONLOCAL
11655 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11657 (clobber_what_p_points_to): Remove.
11658 (clobber_what_escaped): New function.
11659 (init_base_vars): Init NONLOCAL and ESCAPED.
11660 (do_sd_constraint): Do not propagate the solution from ESCAPED
11661 but use ESCAPED as a placeholder.
11662 (solve_graph): Likewise.
11663 * tree-flow.h (clobber_what_p_points_to): Remove.
11664 (clobber_what_escaped): Declare.
11665 * tree-ssa-alias.c (set_initial_properties): Call it.
11666 Remove code clobbering escaped pointers.
11668 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11670 * function.c (allocate_struct_function): Only allocate a unique
11671 funcdef_no if the decl is nonzero.
11673 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11675 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11676 * config/mips/mips.c (mips_split_const_insns): New function.
11677 * config/mips/mips.md (move_type): New attribute.
11678 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11679 (dword_mode): New attribute.
11680 (type): Avoid long line. Map "move_type"s to "type"s,
11681 choosing "multi" for doubleword moves if appropriate.
11682 Swap MTC/MFC comments to match their declaration order.
11683 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11684 "type" is "branch" or "jal" is "direct".
11685 (length): Handle "extended_mips16" first. Make the default
11686 "0" for "ghost" instructions. Set the length from "move_type".
11687 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11688 of "type", with "sll0" for the register alternative. Remove the
11689 "extended_mips16" attribute.
11690 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11691 of "type", with "shift_shift" for the register alternative.
11692 Remove the "length" attribute.
11693 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11694 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11695 of "type", with "andi" for the register alternative.
11696 (*zero_extendqihi2): Likewise.
11697 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11698 of "andi" instead of a "type" of "arith".
11699 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11701 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11702 (mov_<store>r, *mov<mode>_ra): Likewise.
11703 (extendsidi2): Use "move_type" instead of "type", with "move"
11704 for the register alternative.
11705 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11706 of "type", with "signext" for the register alternative.
11707 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11708 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11709 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11710 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11711 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11712 (unnamed branch insn): Likewise.
11713 (*movdi_gp32_fp64): Fold into...
11714 (*movdi_32bit): ...here.
11715 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11716 (*movdf_hardfloat): ...this new pattern.
11717 (*movdf_softfloat): Remove redundant FPR alternatives.
11718 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11719 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11720 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11721 the "move" attribute.
11722 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11723 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11724 and "store" for COP loads and stores.
11725 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11726 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11727 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11728 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11729 (*movtf_mips16, *movv2sf): Likewise.
11730 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11731 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11732 (mfhc1<mode>): Use "move_type" instead of "move".
11733 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11734 (loadgp_blockage): Remove the "length" attribute.
11735 (blockage, set_got_version, update_got_version): Likewise.
11736 (call_internal): Remove the "extended_mips16" attribute.
11737 (call_value_internal, call_value_multiple_internal): Likewise.
11738 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11740 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11741 the "length" attribute.
11743 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11745 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11746 -Wcast-qual warnings.
11747 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11748 handle_pragma_pop_macro): Likewise.
11749 * collect2.c (resolve_lib_name): Likewise.
11750 * config/arc/arc.c (arc_init): Likewise.
11751 * config/arm/arm.c (neon_builtin_compare,
11752 locate_neon_builtin_icode): Likewise.
11753 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11754 * config/bfin/bfin.c (bfin_init_machine_status,
11755 bfin_optimize_loop): Likewise.
11756 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11757 * config/cris/cris.c (cris_init_expanders): Likewise.
11758 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11759 * config/darwin.c (machopic_indirection_eq,
11760 machopic_indirection_name, machopic_output_indirection): Likewise.
11761 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11762 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11763 frv_optimize_membar): Likewise.
11764 * config/i386/cygwin.h (mingw_scan,
11765 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11766 * config/i386/cygwin1.c (mingw_scan): Likewise.
11767 * config/i386/i386.c (machopic_output_stub): Likewise.
11768 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11769 i386_pe_unique_section): Likewise.
11770 * config/ia64/ia64.c (ia64_init_machine_status,
11771 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11773 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11774 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11775 * config/m68k/m68k.c (m68k_handle_option,
11776 m68k_sched_md_init_global): Likewise.
11777 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11778 mcore_unique_section): Likewise.
11779 * config/mips/mips.c (mips_block_move_straight,
11780 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11782 * config/mmix/mmix.c (mmix_init_machine_status,
11783 mmix_encode_section_info): Likewise.
11784 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11785 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11786 print_operand_address, output_toc, redefine_groups,
11787 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11788 * config/s390/s390.c (s390_init_machine_status): Likewise.
11789 * config/score/score.c (score_block_move_straight,
11790 score_block_move_loop_body): Likewise.
11791 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11792 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11793 * emit-rtl.c (find_auto_inc): Likewise.
11794 * gcc.c (translate_options, process_command): Likewise.
11795 * reorg.c (dbr_schedule): Likewise.
11796 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11797 * xcoffout.c (xcoffout_declare_function): Likewise.
11799 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11801 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11802 ipa-pta working again.
11804 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11806 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11809 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11811 * config.gcc (powerpc*-*-*): Add new core e500mc.
11812 * config/rs6000/e500mc.md: New file.
11813 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11815 (rs6000_override_options): Add e500mc case to
11816 processor_target_table. Altivec and Spe options not allowed
11817 with e500mc. Add isel instruction to e500mc by
11818 default. Initialize rs6000_cost for e500mc.
11819 (rs6000_issue_rate): Set issue rate for e500mc.
11820 * config/rs6000/rs6000.h (processor_type): Add
11821 PROCESSOR_PPCE500MC.
11822 (ASM_CPU_SPEC): Add e500mc.
11823 Set TARGET_ISEL to rs6000_isel.
11824 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11825 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11826 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11828 * doc/invoke.texi: Add e500mc to list of cpus.
11830 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11833 * c-lex.c (lex_charconst): Initialize unsignedp.
11835 2008-06-27 Olivier Hainque <hainque@adacore.com>
11837 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11838 documented assumptions.
11840 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11842 * dwarf2out.c: Remove trailing white spaces. Break long line
11845 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11847 * libfuncs.h (LTI_synchronize): New libfunc_index.
11848 (synchronize_libfunc): Declare.
11849 * builtins.c (expand_builtin_synchronize): Consider using
11850 synchronize_libfunc before falling back on an asm blockage.
11851 * config/mips/mips.c: Include libfuncs.h
11852 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11854 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11856 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11857 parameter. Copy stack_reg to r11 where appropriate.
11858 (no_global_regs_above): Add gpr parameter.
11859 (rs6000_stack_info): Only add padding for SPE save area if we
11860 are saving SPE GPRs and CR.
11861 (saveres_routine_syms): New variable.
11862 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11864 (rs6000_savres_routine_sym): New function.
11865 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11867 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11868 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11869 Tweak FPR out-of-line saving.
11870 (rs6000_make_savres_rtx): New function.
11871 (rs6000_use_multiple_p): New function.
11872 (rs6000_savres_strategy): New function.
11873 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11874 out-of-line if appropriate.
11875 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11876 if we are optimizing for size.
11877 (GP_SAVE_INLINE): Define.
11878 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11879 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11880 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11881 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11882 (*save_fpregs_<mode>): Add use of r11.
11883 (*restore_gpregs_<mode>): New insn.
11884 (*return_and_restore_gpregs_<mode>): New insn.
11885 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11887 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11888 (*restore_gpregs_spe): New insn.
11889 (*return_and_restore_gpregs_spe): New insn.
11890 * config/rs6000/predicates.md (save_world_operation): Fix check.
11892 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11894 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11895 this point, so assert that.
11897 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11899 * cfganal.c: Include vec.h and vecprim.h.
11900 (compute_idf): Import from...
11901 * tree-into-ssa (compute_idf): ...here.
11902 * basic-block.h (compute_idf): Export.
11904 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11906 * c-decl.c (merge_decls): Use !current_function_decl to check for
11907 extern declaration of C99 inline function being at file scope.
11909 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11911 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11913 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11915 * alias.c (record_alias_subset, init_alias_analysis): Fix
11916 -Wc++-compat and/or -Wcast-qual warnings.
11917 * attribs.c (lookup_attribute_spec): Likewise.
11918 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11919 copy_bb, connect_traces,
11920 find_rarely_executed_basic_blocks_and_cr): Likewise.
11921 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11922 note_btr_set, migrate_btr_defs): Likewise.
11923 * builtins.c (result_vector, expand_builtin_memcpy,
11924 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11925 builtin_memset_read_str, expand_builtin_printf,
11926 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11928 * caller-save.c (mark_set_regs): Likewise.
11929 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11930 * cgraph.c (cgraph_edge): Likewise.
11931 * combine.c (likely_spilled_retval_1): Likewise.
11932 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11933 htab_counts_entry_del, get_coverage_counts): Likewise.
11934 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11935 new_cselib_val): Likewise.
11936 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11937 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11939 * df-core.c (df_compact_blocks): Likewise.
11940 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11941 * df-scan.c (df_grow_reg_info, df_ref_create,
11942 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11943 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11944 df_record_entry_block_defs, df_record_exit_block_uses,
11945 df_bb_verify): Likewise.
11946 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11947 DF_REF_EXTRACT_MODE_CONST): New.
11948 * dominance.c (get_immediate_dominator, get_dominated_by,
11949 nearest_common_dominator, root_of_dom_tree,
11950 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11951 -Wc++-compat and/or -Wcast-qual warnings.
11952 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11953 record_store, replace_read, check_mem_read_rtx, scan_insn,
11954 dse_step1, dse_record_singleton_alias_set): Likewise.
11955 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11957 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11959 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11960 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11961 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11962 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11963 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11964 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11965 file_name_acquire, output_file_names, add_const_value_attribute,
11966 premark_used_types_helper, file_table_eq, file_table_hash,
11967 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11968 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11969 -Wcast-qual warnings.
11970 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11971 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11972 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11973 gen_reg_rtx, start_sequence, init_emit): Likewise.
11974 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11975 * except.c (init_eh_for_function, gen_eh_region,
11976 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11977 arh_to_landing_pad, arh_to_label, add_action_record,
11978 add_call_site, switch_to_exception_section): Likewise.
11979 * expmed.c (synth_mult): Likewise.
11980 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11981 store_expr): Likewise.
11982 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11984 * function.c (assign_stack_temp_for_type,
11985 allocate_struct_function, match_asm_constraints_1): Likewise.
11986 * gcov-io.c (gcov_allocate): Likewise.
11987 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11988 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11989 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11990 record_one_set, insert_expr_in_table, insert_set_in_table,
11991 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11992 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11993 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11994 -Wcast-qual warnings.
11996 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11998 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11999 -Wcast-qual warnings.
12000 * gcc.c (process_command): Likewise.
12001 * genattrtab.c (oballoc): Use XOBNEW.
12002 (oballocvec): Define.
12003 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12004 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12005 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12006 -Wc++-compat and/or -Wcast-qual warnings.
12007 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12008 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12009 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12010 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12011 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12012 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12013 add_excls, process_presence_absence_names,
12014 process_presence_absence_patterns, add_presence_absence,
12015 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12016 get_free_state, add_arc, get_free_automata_list_el,
12017 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12018 transform_3, cache_presence, create_ainsns, create_automata,
12019 create_state_ainsn_table, dfa_insn_code_enlarge,
12020 output_trans_func, output_min_issue_delay_func,
12021 output_dead_lock_func, output_reset_func,
12022 output_get_cpu_unit_code_func, output_dfa_start_func,
12023 expand_automata): Likewise.
12024 * genextract.c (gen_insn): Likewise.
12025 * gengtype-lex.l: Likewise.
12026 * gengtype.c (read_input_list, adjust_field_type,
12027 process_gc_options): Likewise.
12028 * genoutput.c (note_constraint): Likewise.
12029 * genpreds.c (mangle, add_constraint): Likewise.
12030 * genrecog.c (process_define_predicate, new_decision,
12031 add_to_sequence): Likewise.
12032 * gensupport.c (record_insn_name): Likewise.
12034 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12036 * config/i386/driver-i386.c (detect_caches_amd,
12037 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12038 and/or -Wcast-qual warnings.
12039 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12040 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12041 gt_pch_save): Likewise.
12042 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12043 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12044 * global.c (compute_regsets): Likewise.
12045 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12046 finish_graph_dump_file): Likewise.
12047 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12048 unlink_bb_notes): Likewise.
12049 * integrate.c (get_hard_reg_initial_val): Likewise.
12050 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12051 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12052 * local-alloc.c (update_equiv_regs): Likewise.
12053 * loop-invariant.c (check_invariant_table_size,
12054 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12056 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12057 altered_reg_used, mark_altered): Likewise.
12058 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12059 insert_var_expansion_initialization,
12060 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12061 release_var_copies): Likewise.
12062 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12063 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12064 analyze_accesses_for_phi_node, check_var_notmodified_p,
12065 check_allocation_function, find_sites_in_func,
12066 record_all_accesses_in_func, transform_access_sites,
12067 transform_allocation_sites): Likewise.
12068 * omp-low.c (new_omp_region, create_omp_child_function_name,
12069 check_omp_nesting_restrictions, check_combined_parallel,
12070 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12071 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12072 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12073 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12075 * opts-common.c (prune_options): Likewise.
12076 * opts.c (add_input_filename, print_filtered_help,
12077 get_option_state): Likewise.
12078 * params.c (add_params): Likewise.
12079 * passes.c (set_pass_for_id, next_pass_1,
12080 do_per_function_toporder, pass_fini_dump_file): Likewise.
12081 * postreload.c (reload_cse_simplify_operands): Likewise.
12082 * predict.c (tree_predicted_by_p, tree_predict_edge,
12083 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12085 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12087 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12089 * recog.c (check_asm_operands, validate_change_1): Likewise.
12090 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12091 subst_asm_stack_regs): Likewise.
12092 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12093 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12094 * regmove.c (reg_is_remote_constant_p): Likewise.
12095 * regrename.c (regrename_optimize, scan_rtx_reg,
12096 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12098 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12099 regstat_compute_calls_crossed): Likewise.
12100 * reload1.c (init_reload, new_insn_chain,
12101 has_nonexceptional_receiver, reload, copy_reloads,
12102 calculate_needs_all_insns, init_elim_table): Likewise.
12103 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12104 * rtl.c (shallow_copy_rtx_stat): Likewise.
12105 * rtlanal.c (parms_set): Likewise.
12106 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12107 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12108 * sched-ebb.c (earliest_block_with_similiar_load,
12109 add_deps_for_risky_insns): Likewise.
12110 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12111 schedule_region): Likewise.
12112 * see.c (eq_descriptor_pre_extension,
12113 hash_descriptor_pre_extension, hash_del_pre_extension,
12114 eq_descriptor_properties, hash_descriptor_properties,
12115 hash_del_properties, see_seek_pre_extension_expr,
12116 see_initialize_data_structures, see_print_register_properties,
12117 see_print_pre_extension_expr, see_delete_merged_def_extension,
12118 see_delete_unmerged_def_extension, see_emit_use_extension,
12119 see_pre_delete_extension, see_map_extension, see_commit_changes,
12120 see_analyze_merged_def_local_prop,
12121 see_analyze_merged_def_local_prop,
12122 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12123 see_set_prop_merged_def, see_set_prop_unmerged_def,
12124 see_set_prop_unmerged_use, see_print_one_extension,
12125 see_merge_one_use_extension, see_merge_one_def_extension,
12126 see_store_reference_and_extension, see_update_uses_relevancy,
12127 see_update_defs_relevancy): Likewise.
12128 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12129 hash_statistics_free, curr_statistics_hash): Likewise.
12130 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12131 expand_asm_operands, expand_return, case_bit_test_cmp,
12132 expand_case): Likewise.
12133 * stor-layout.c (start_record_layout): Likewise.
12134 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12135 gt_pch_save_stringpool): Likewise.
12136 * tree-data-ref.c (hash_stmt_vertex_info,
12137 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12138 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12140 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12143 * config/i386/i386.md : Change constraints of HImode and QImode
12144 immediate operands from "i" to "n". Change SImode "ni" constraint to
12145 "i" and SImode "rmi" constraint to "g". Remove all constraints
12146 from const0_operand and const1_operand predicated operands.
12147 (i): Change QImode and HImode attribute from "i" to "n".
12148 (*subqi_2): Change HImode operands to QImode.
12151 2008-06-25 Olivier Hainque <hainque@adacore.com>
12153 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12156 2008-06-25 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12159 not overflow the result type.
12161 2008-06-25 Richard Guenther <rguenther@suse.de>
12163 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12164 (vn_lookup): Likewise.
12166 2008-06-25 Richard Guenther <rguenther@suse.de>
12168 PR tree-optimization/35518
12169 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12170 * tree-sra.c (instantiate_element): Use fold_build3 to build
12172 (try_instantiate_multiple_fields): Likewise.
12174 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12176 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12179 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12181 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12182 use_backchain_to_restore_sp to true
12183 if the offset of the link register save area would go over the 32k - 1
12184 offset limit of the load
12187 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12189 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12190 anchor for the type-punning blurb. Cross-reference "Structures
12191 unions enumerations and bit-fields implementation". Provide a
12192 cast-through-pointer example. Make final sentence self-contained.
12193 * doc/implement-c.texi (Structures unions enumerations and
12194 bit-fields implementation): Cross-reference the type-punning blurb
12195 in the -fstrict-aliasing documentation.
12197 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12199 PR middle-end/36594
12200 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12201 the memory instead of the memory itself for the save area.
12203 2008-06-24 Olivier Hainque <hainque@adacore.com>
12204 Nicolas Roche <roche@adacore.com>
12206 * gengtype.c (srcdir_len): size_t instead of int.
12207 (get_file_realbasename): New function. For F a filename, the real
12208 basename of F, with all the path components stripped.
12209 (get_file_srcdir_relative_path): New function. For F a filename, the
12210 relative path to F from $(srcdir).
12211 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12212 get_file_realbasename. Adjust the head comment.
12213 (get_prefix_langdir_index): New function. For F a filename, return the
12214 lang_dir_names[] relative index of the language directory that is
12216 (get_file_langdir): For F a filename, return the name of the language
12217 directory where F is located.
12218 (get_file_gtfilename): New function. The gt- output file name for an
12220 (get_output_file_with_visibility): Replace in-line computations with
12221 uses of get_file_gtfilename and get_prefix_langdir_index.
12222 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12224 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12226 PR tree-optimization/36504
12227 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12228 references without base address.
12230 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12232 PR middle-end/36584
12233 * calls.c (expand_call): Increase alignment for recursive functions.
12235 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12237 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12238 (TARGET_FUNCTION_VALUE): New define.
12239 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12240 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12242 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12244 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12245 (fmod<mode>3): Ditto.
12246 (remainderxf3): Ditto.
12247 (remainder<mode>3): Ditto.
12249 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12252 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12253 REG is a hard register.
12255 PR tree-optimization/36508
12256 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12257 499, don't check it at all in release compilers.
12259 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12261 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12262 together with SSE_TARGET_MATH to disable insn pattern.
12263 (*fop_<MODEF:mode>_2_i387): Ditto.
12264 (*fop_<MODEF:mode>_3_i387): Ditto.
12266 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12268 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12270 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12272 PR middle-end/34906
12273 * gimplify.c (gimplify_asm_expr): Check the return code of
12274 parse_output_constraint call, set function return and is_inout
12275 value if it failed.
12277 2008-06-22 Ian Lance Taylor <iant@google.com>
12279 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12280 (narrowest_signed_type): Likewise.
12281 * c-typeck.c (c_common_type): Change local variable mclass to enum
12283 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12284 tcc_comparison, not the tree code itself.
12285 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12286 (c_expand_expr): Cast modifier to enum expand_modifier.
12287 * c-common.h (C_RID_CODE): Add casts.
12288 (C_SET_RID_CODE): Define.
12289 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12290 (c_lex_one_token): Add cast to avoid warning.
12291 (c_parser_objc_type_name): Rename local typename to type_name.
12292 (check_no_duplicate_clause): Change code parameter to enum
12294 (c_parser_omp_var_list_parens): Change kind parameter to enum
12296 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12297 c_parser_omp_list_var_parens.
12298 (c_parser_omp_threadprivate): Likewise.
12299 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12300 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12301 * c-format.c (NO_FMT): Define.
12302 (printf_length_specs): Use NO_FMT.
12303 (asm_fprintf_length_specs): Likewise.
12304 (gcc_diag_length_specs): Likewise.
12305 (scanf_length_specs): Likewise.
12306 (strfmon_length_specs): Likewise.
12307 (gcc_gfc_length_specs): Likewise.
12308 (printf_flag_specs): Change 0 to STD_C89.
12309 (asm_fprintf_flag_specs): Likewise.
12310 (gcc_diag_flag_specs): Likewise.
12311 (gcc_cxxdiag_flag_specs): Likewise.
12312 (scanf_flag_specs): Likewise.
12313 (strftime_flag_specs): Likewise.
12314 (strfmon_flag_specs): Likewise.
12315 (print_char_table): Likewise.
12316 (asm_fprintf_char_table): Likewise.
12317 (gcc_diag_char_table): Likewise.
12318 (gcc_tdiag_char_table): Likewise.
12319 (gcc_cdiag_char_table): Likewise.
12320 (gcc_cxxdiag_char_table): Likewise.
12321 (gcc_gfc_char_table): Likewise.
12322 (scan_char_table): Likewise.
12323 (time_char_table): Likewis.
12324 (monetary_char_table): Likewise.
12325 * c-format.h (BADLEN): Likewise.
12327 2008-06-21 Ian Lance Taylor <iant@google.com>
12329 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12330 Define END_OF_BASE_TREE_CODES around inclusion.
12331 * tree.c (tree_code_type): New global array.
12332 (tree_code_length, tree_code_name): Likewise.
12333 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12334 $(lang_tree_files).
12335 (all-tree.def, s-alltree): New targets.
12336 (gencheck.h, s-gencheck): Remove.
12337 (tree.o): Depend upon all-tree.def.
12338 (build/gencheck.o): Remove gencheck.h dependency.
12339 (mostlyclean): Don't remove gencheck.h.
12340 * c-common.h (enum c_tree_code): Remove.
12341 * c-lang.c (tree_code_type): Remove.
12342 (tree_code_length, tree_code_name): Remove.
12343 * gencheck.c (tree_codes): Include all-tree.def, rather than
12344 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12346 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12348 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12349 (operator_name_info): Size to MAX_TREE_CODES.
12350 (assignment_operator_name_info): Likewise.
12351 * cp/cp-lang.c (tree_code_type): Remove.
12352 (tree_code_length, tree_code_name): Remove.
12353 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12354 (assignment_operator_name_info): Likewise.
12355 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12357 * cp/mangle.c (write_expression): Likewise.
12358 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12359 * fortran/f95-lang.c (tree_code_type): Remove.
12360 (tree_code_length, tree_code_name): Remove.
12361 * java/java-tree.h (enum java_tree_code): Remove.
12362 * java/lang.c (tree_code_type): Remove.
12363 (tree_code_length, tree_code_name): Remove.
12364 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12365 * objc/objc-act.h (enum objc_tree_code): Remove.
12366 * objc/objc-lang.c (tree_code_type): Remove.
12367 (tree_code_length, tree_code_name): Remove.
12368 * objcp/objcp-lang.c (tree_code_type): Remove.
12369 (tree_code_length, tree_code_name): Remove.
12370 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12371 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12372 * ada/misc.c (tree_code_type): Remove.
12373 (tree_code_length, tree_code_name): Remove.
12375 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12377 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12378 the grand_bitmap_obstack.
12380 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12382 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12383 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12384 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12385 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12386 move_stmt_r, new_label_mapper): Likewise.
12387 * tree-complex.c (cvc_lookup): Likewise.
12388 * tree-dfa.c (create_function_ann): Likewise.
12389 * tree-dump.c (dump_register): Likewise.
12390 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12391 find_phi_replacement_condition): Likewise.
12392 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12393 tree_function_versioning): Likewise.
12394 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12395 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12396 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12397 get_nonlocal_debug_decl, convert_nonlocal_reference,
12398 convert_nonlocal_omp_clauses, get_local_debug_decl,
12399 convert_local_reference, convert_local_omp_clauses,
12400 convert_nl_goto_reference, convert_nl_goto_receiver,
12401 convert_tramp_reference, convert_call_expr): Likewise.
12402 * tree-outof-ssa.c (contains_tree_r): Likewise.
12403 * tree-parloops.c (reduction_phi, initialize_reductions,
12404 eliminate_local_variables_1, add_field_for_reduction,
12405 add_field_for_name, create_phi_for_local_result,
12406 create_call_for_reduction_1, create_loads_for_reductions,
12407 create_stores_for_reduction, create_loads_and_stores_for_name):
12409 * tree-phinodes.c (allocate_phi_node): Likewise.
12410 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12411 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12412 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12413 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12414 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12415 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12416 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12417 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12418 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12419 vn_nary_op_insert): Likewise.
12420 * tree-ssa.c (redirect_edge_var_map_add,
12421 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12422 * tree-vectorizer.c (vectorize_loops): Likewise.
12423 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12424 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12425 tree_cons_stat, build1_stat, build_variant_type_copy,
12426 decl_init_priority_lookup, decl_fini_priority_lookup,
12427 decl_priority_info, decl_restrict_base_lookup,
12428 decl_restrict_base_insert, decl_debug_expr_lookup,
12429 decl_debug_expr_insert, decl_value_expr_lookup,
12430 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12431 type_hash_add, get_file_function_name, tree_check_failed,
12432 tree_not_check_failed, tree_range_check_failed,
12433 omp_clause_range_check_failed, build_omp_clause,
12434 build_vl_exp_stat): Likewise.
12435 * value-prof.c (gimple_histogram_value,
12436 gimple_duplicate_stmt_histograms): Likewise.
12437 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12438 unshare_variable, variable_union_info_cmp_pos, variable_union,
12439 dataflow_set_different_1, dataflow_set_different_2,
12440 vt_find_locations, variable_was_changed, set_variable_part,
12441 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12442 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12443 section_entry_hash, object_block_entry_eq,
12444 object_block_entry_hash, create_block_symbol,
12445 initialize_cold_section_name, default_function_rodata_section,
12446 strip_reg_name, set_user_assembler_name, const_desc_eq,
12447 build_constant_desc, output_constant_def, lookup_constant_def,
12448 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12449 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12450 default_internal_label): Likewise.
12451 * varray.c (varray_init, varray_grow): Likewise.
12452 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12454 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12456 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12457 operators for "test" insn. Macroize insn using SWI mode macro.
12458 (*jcc_fused_2): Ditto.
12459 (*jcc_fused_3): Macroize insn using SWI mode macro.
12460 (*jcc_fused_4): Ditto.
12462 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12464 * tree-ssa-pre.c: Fix typo in comment.
12465 (init_antic, fini_antic): Add explicit funtions for
12466 initializing and deinitializing ANTIC and AVAIL sets.
12467 (create_expression_by_pieces): Fix typo in comment.
12468 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12469 (execute_pre): Eventually dump details about ANTIC_IN.
12471 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12473 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12474 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12475 add_to_obstack, file_at_path, find_a_file, execute,
12476 add_preprocessor_option, add_assembler_option, add_linker_option,
12477 process_command, insert_wrapper, do_option_spec, do_self_spec,
12478 spec_path, do_spec_1, is_directory, main, used_arg,
12479 getenv_spec_function): Likewise.
12480 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12481 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12484 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12486 * doc/rtl.texi: Updated subreg section.
12488 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12491 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12492 node->needed and node->reachable.
12493 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12494 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12495 (expand_task_call): Don't call expand_task_copyfn.
12496 (expand_task_copyfn): Renamed to...
12497 (finalize_task_copyfn): ... this.
12499 2008-06-19 Jan Hubicka <jh@suse.cz>
12501 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12502 clobbering framepointer.
12504 2008-06-19 Jan Hubicka <jh@suse.cz>
12506 * tree-optimize.c (execute_early_local_optimizations): Set
12507 cgraph_state only at first invocation.
12509 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12511 * system.h (-Wc++-compat): Activate as a warning, no an error.
12513 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12515 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12516 instead of "#" in insn asm template.
12517 (*jcc_fused_2): Ditto.
12519 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12521 * config/i386/i386.h (ix86_tune_indices)
12522 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12523 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12524 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12525 (*jcc_fused_2): Ditto.
12526 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12527 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12528 (print operand): Handle 'E' and 'e' code.
12530 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12532 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12533 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12534 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12536 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12538 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12540 (cgraph_expand_function): Use local copy of decl.
12541 (cgraph_expand_all_functions): Remove redundant initialization of
12543 (cgraph_optimize): Reword internal_error message.
12545 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12547 * arm-protos.h (arm_return_in_memory): Remove public
12548 arm_return_in_memory() prototype.
12549 * arm.c (arm_return_in_memory): Add static prototype, add target
12550 hook macro, change definition and comments.
12551 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12553 2008-06-19 Ben Elliston <bje@au.ibm.com>
12555 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12556 real.c: Remove references to IEEE 754R.
12557 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12558 * doc/libgcc.texi (Decimal float library routines): Likewise.
12560 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12562 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12563 (default_unwind_word_mode): Add prototype.
12564 * targhooks.c (default_unwind_word_mode): New function.
12565 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12566 instead of word_mode.
12567 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12568 (TARGET_INITIALIZER): Use it.
12570 * c-common.c (handle_mode_attribute): Support "unwind_word"
12572 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12574 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12575 word_mode to access SjLj_Function_Context member "data".
12576 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12577 conversion from targetm.eh_return_filter_mode () to
12578 targetm.unwind_word_mode () if they differ.
12580 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12581 (BT_FN_UNWINDWORD_PTR): New function type.
12582 (BT_FN_WORD_PTR): Remove.
12583 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12584 * except.c (expand_builtin_extend_pointer): Convert pointer to
12585 targetm.unwind_word_mode () instead of word_mode.
12587 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12588 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12589 (spu_unwind_word_mode): New function.
12590 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12591 (TARGET_UNWIND_WORD_MODE): Define.
12592 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12594 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12596 * config/spu/spu.c (reg_align): Remove.
12597 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12598 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12599 (spu_split_store): Likewise.
12601 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12603 * gcc/tree-vn.c: Fix typo in comment.
12605 2008-06-18 Jan Hubicka <jh@suse.cz>
12607 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12608 toplevel reorder too.
12610 2008-06-18 Jan Hubicka <jh@suse.cz>
12612 * c-opts.c (c_common_post_options): PCH is not compatible with
12614 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12615 -fno-toplevel-reorder by default now.
12617 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12619 PR documentation/30739
12620 * doc/install.texi (Prerequisites): Document dependency on awk.
12622 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12623 Ian Lance Taylor <iant@google.com>
12625 PR rtl-optimization/35604
12626 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12627 only want to change jump destinations, not eventual label comparisons.
12629 2008-06-16 Jan Hubicka <jh@suse.cz>
12631 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12633 (cgraph_analyze_function): Likewise.
12635 2008-06-16 Jan Hubicka <jh@suse.cz>
12637 * cgraph.h (cgraph_mark_if_needed): New function.
12638 * cgraphunit.c (cgraph_mark_if_needed): New function.
12639 * c-decl.c (duplicate_decl): Use it.
12641 2008-06-16 Jan Hubicka <jh@suse.cz>
12643 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12646 2008-06-16 Jan Hubicka <jh@suse.cz>
12648 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12650 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12651 Kazu Hirata <kazu@codesourcery.com>
12652 Maxim Kuvyrkov <maxim@codesourcery.com
12654 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12655 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12656 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12657 EXTRA_SPEC_FUNCTIONS.
12658 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12659 (DRIVER_SELF_SPECS): Adjust.
12660 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12661 * config/mips/st.h, config/mips/t-st: New.
12662 * config/mips/driver-native.c, config/mips/x-native: New.
12663 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12666 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12668 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12670 (ISA_HAS_FP_CONDMOVE): New macro.
12671 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12672 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12673 (ISA_HAS_NMADD3_NMSUB3): New macro.
12674 * config/mips/mips.c (mips_rtx_costs): Update.
12675 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12676 compiling for ST Loongson 2E/2F.
12677 (madd<mode>): Rename to madd4<mode>. Update.
12678 (madd3<mode>): New pattern.
12679 (msub<mode>): Rename to msub4<mode>. Update.
12680 (msub3<mode>): New pattern.
12681 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12682 (nmadd3<mode>): New pattern.
12683 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12684 (nmadd3<mode>_fastmath): New pattern.
12685 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12686 (nmsub3<mode>): New pattern.
12687 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12688 (nmsub3<mode>_fastmath): New pattern.
12689 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12691 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12693 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12694 (DF_REF_INSN_INFO): New.
12695 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12696 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12697 with a NULL DF_REF_INSN_INFO.
12698 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12700 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12701 DF_INSN_INFO_EQ_USES): New.
12702 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12703 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12704 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12705 * df-core.c: Update comment for above changes.
12706 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12707 DF_INSN_UID_* macros.
12708 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12709 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12710 insn rtx. Update all callers.
12711 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12712 df_ref_create_structure, df_insn_refs_collect): Likewise.
12713 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12714 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12715 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12716 macros to access the insn refs.
12717 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12718 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12719 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12720 for accessing the refs.
12721 (try_fwprop_subst): Likewise.
12722 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12723 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12724 for accessing the refs.
12725 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12726 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12727 to look at the insn refs.
12728 (record_uses): Likewise.
12729 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12731 (mark_artificial_uses): Don't mark_insn for artificial refs.
12732 (mark_reg_rependencies): Likewise.
12734 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12736 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12738 * configure: Regenerate.
12740 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12742 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12743 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12744 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12746 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12748 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12749 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12750 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12752 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12754 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12755 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12756 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12758 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12760 * tree-ssa-sccvn.c: Fix format of comments.
12762 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12764 * cgraph.c: Remove unneeded forward declarations of eq_node()
12767 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12769 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12771 (see_update_relevancy): Likewise.
12772 * fwprop.c (try_fwprop_subst): Likewise.
12773 * rtlanal.c (noop_move_p): Likewise.
12774 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12775 notes to non-existing libcall blocks.
12776 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12778 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12779 (dead_libcall_p): Remove.
12780 (delete_trivially_dead_insns): Don't use it.
12781 * web.c (union_defs): Remove comment about keeping nops.
12782 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12783 (compute_hash_table_work): Don't track libcall notes.
12784 (do_local_cprop): Don't take libcall pointers. Don't update
12786 (adjust_libcall_notes): Deleted.
12787 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12788 ever have existed in the first place).
12789 (replace_store_insn): Don't try to remove libcall notes.
12790 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12791 (resolve_reg_notes): Don't call them.
12792 (resolve_simple_move): Likewise.
12793 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12794 Don't remove REG_RETVAL notes.
12795 * emit-rtl.c (try_split): Don't update libcall notes.
12796 (emit_copy_of_insn_after): Dito.
12797 * cselib.c (cselib_current_insn_in_libcall): Remove.
12798 (cselib_process_insn): Don't set/clear it.
12799 (new_elt_loc_list): Don't record it.
12800 (cselib_init): Don't initialize it.
12801 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12802 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12804 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12805 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12806 (init_deps): Don't initialize it.
12807 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12808 * combine.c (delete_noop_moves): Don't update libcall notes.
12809 (can_combine_p): Remove now pointless #if 0 block.
12810 (try_combine): Remove another obsolete #if 0 block.
12811 (distribute_notes): Don't distribute libcall notes.
12812 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12813 * dce.c (libcall_dead_p): Remove.
12814 (delete_unmarked_insns): Don't handle libcall blocks.
12815 (preserve_libcall_for_dce): Remove.
12816 (prescan_insns_for_dce): Don't special-case libcall block insns.
12817 * reload1 (reload): Don't handle libcall notes.
12818 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12821 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12823 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12824 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12825 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12827 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12829 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12830 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12831 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12833 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12835 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12837 2008-06-16 Ira Rosen <irar@il.ibm.com>
12839 PR tree-optimization/36493
12840 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12841 the arguments list. Use VECTYPE to create vector pointer.
12842 (vectorizable_store): Fail if accesses through a pointer to vectype
12843 do not alias the original memory reference operands.
12844 Call vect_create_data_ref_ptr without the removed argument.
12845 (vectorizable_load): Likewise.
12846 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12849 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12852 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12853 reg_equiv_constant.
12855 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12857 * config/mips/loongson2ef.md: New file.
12858 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12859 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12860 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12861 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12862 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12864 (loongson2ef.md): New include.
12865 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12866 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12867 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12868 (loongson_gt_<mode>, loongson_extract_halfword)
12869 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12870 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12871 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12872 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12873 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12874 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12875 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12876 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12877 (vec_interleave_low<mode>): Define type attribute.
12878 * config/mips/mips.c (mips_ls2): New static variable.
12879 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12880 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12881 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12882 Implement target scheduling hooks.
12883 (mips_multipass_dfa_lookahead): Update to handle tuning for
12885 (mips_sched_init): Initialize data for Loongson scheduling.
12886 (mips_ls2_variable_issue): New static function.
12887 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12889 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12890 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12891 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12892 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12893 Handle ST Loongson 2E/2F cores.
12894 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12896 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12898 * omp-low.c (extract_omp_for_data): Fix comment typo.
12901 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12903 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12904 FIXME note about gcc/config.guess.
12905 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12906 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12907 * doc/cppopts.texi: Likewise.
12908 * doc/extend.texi: Likewise.
12909 * doc/gcc.texi: Likewise.
12910 * doc/gccint.texi: Likewise.
12911 * doc/gcov.texi: Likewise.
12912 * doc/gty.texi: Likewise.
12913 * doc/hostconfig.texi: Likewise.
12914 * doc/install.texi: Likewise.
12915 * doc/invoke.texi: Likewise.
12916 * doc/loop.texi: Likewise.
12917 * doc/makefile.texi: Likewise.
12918 * doc/md.texi: Likewise.
12919 * doc/passes.texi: Likewise.
12920 * doc/tm.texi: Likewise.
12921 * doc/tree-ssa.texi: Likewise.
12922 * doc/trouble.texi: Likewise.
12924 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12925 Nathan Sidwell <nathan@codesourcery.com>
12926 Maxim Kuvyrkov <maxim@codesourcery.com>
12927 Richard Sandiford <rdsandiford@googlemail.com>
12929 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12930 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12931 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12933 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12934 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12935 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12937 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12938 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12939 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12940 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12941 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12942 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12943 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12944 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12945 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12946 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12947 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12948 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12949 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12950 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12951 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12952 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12953 (mips_builtins): Add Loongson builtins.
12954 (mips_loongson_2ef_bdesc): New.
12955 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12956 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12957 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12958 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12960 (mips_expand_vector_init): New.
12961 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12962 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12964 * config/mips/mips.md: Add unspec numbers for Loongson
12965 builtins. Include loongson.md.
12966 (MOVE64): Include Loongson vector modes.
12967 (SPLITF): Include Loongson vector modes.
12968 (HALFMODE): Handle Loongson vector modes.
12969 * config/mips/loongson.md: New.
12970 * config/mips/loongson.h: New.
12971 * config.gcc: Add loongson.h header for mips*-*-* targets.
12972 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12974 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12976 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12977 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12978 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12979 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12980 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12981 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12982 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12983 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12984 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12985 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12986 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12987 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12988 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12989 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12990 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12991 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12992 Remove use_fixproto=yes.
12993 (ia64*-*-hpux*): Remove comment about using fixproto.
12994 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12996 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12998 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13000 * configure: Regenerate.
13002 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13004 PR middle-end/36520
13005 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13006 before evaluating it.
13008 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13011 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13012 nested inline functions.
13013 (start_decl, start_function): Don't invert DECL_EXTERNAL
13014 for nested inline functions.
13016 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13018 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13019 splits that must be made for correctness.
13021 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13023 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13024 (AVAIL_NON_MIPS16): Likewise.
13025 (mips_builtin_description): Replace target_flags with a predicate.
13026 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13027 (dspr2_32): New availability predicates.
13028 (MIPS_BUILTIN): New macro.
13029 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13030 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13031 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13032 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13033 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13034 (mips_dsp_32only_bdesc): Merge into...
13035 (mips_builtins): ...this new array.
13036 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13037 (mips_init_builtins): Update after above changes.
13038 (mips_expand_builtin_1): Merge into...
13039 (mips_expand_builtin): ...here and update after above changes.
13041 2008-06-12 Paul Brook <paul@codesourcery.com>
13043 * longlong.h (__arm__): Define count_leading_zeros.
13044 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13045 (clzsi2, clzdi2): New functions.
13046 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13047 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13048 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13049 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13050 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13051 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13052 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13053 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13054 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13055 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13057 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13059 * config/m68k/m68k.c (m68k_tune_flags): New.
13060 (override_options): Compute m68k_tune_flags.
13061 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13062 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13064 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13066 PR middle-end/36506
13067 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13069 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13071 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13072 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13074 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13076 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13077 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13079 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13081 PR middle-end/36506
13082 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13085 2008-06-12 Richard Guenther <rguenther@suse.de>
13087 PR tree-optimization/36345
13088 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13089 add memory_tag_needed flag.
13090 (may_alias_p): Declare.
13091 * tree-ssa-alias.c (may_alias_p): Export.
13092 (set_initial_properties): Use memory_tag_needed flag.
13093 (update_reference_counts): Likewise.
13094 (reset_alias_info): Reset memory_tag_needed flag.
13095 (create_name_tags): Check memory_tag_needed flag.
13096 (dump_points_to_info_for): Dump it.
13097 * tree-ssa-structalias.c (struct variable_info): Remove
13098 directly_dereferenced flag.
13099 (new_var_info): Do not initialize it.
13100 (process_constraint_1): Do not set it.
13101 (update_alias_info): Set is_dereferenced flag.
13102 (set_uids_in_ptset): Use may_alias_p.
13103 (set_used_smts): Check memory_tag_needed flag.
13104 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13105 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13106 memory_tag_needed flag.
13107 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13108 from broken design.
13110 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13112 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13113 red zone for w64 abi.
13114 (ix86_expand_prologue): Likewise.
13115 (ix86_force_to_memory): Likewise.
13116 (ix86_free_from_memory): Likewise.
13118 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13121 * config/rs6000/rs6000.c (rs6000_override_options): Set
13122 rs6000_isel conditionally to the absence of comand line override.
13123 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13124 Remove duplicate rs6000_isel setting.
13125 * config/rs6000/eabispe.h: Ditto.
13127 2008-06-11 Richard Guenther <rguenther@suse.de>
13129 * alias.c (get_alias_set): Use the element alias-set for arrays.
13130 (record_component_aliases): For arrays and vectors do nothing.
13131 * c-common.c (strict_aliasing_warning): Handle the cases
13132 of alias set zero explicitly.
13133 * Makefile.in (dfp.o-warn): Add -Wno-error.
13135 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13137 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13139 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13140 tune_32 tune_64 to supported_defaults. Allow values not
13141 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13142 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13143 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13144 with_cpu_64 to generic for 64-bit-supporting configurations, not
13145 with_cpu. Remove FIXMEs.
13146 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13147 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13148 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13149 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13150 arch_32 and arch_64.
13152 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13153 Olivier Hainque <hainque@adacore.com>
13155 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13156 Use DECL_SIZE_UNIT to retrieve the size of the field.
13158 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13160 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13161 with function calls after declarations. Lay out
13162 neon_float_type_node before further use.
13164 2008-06-11 Richard Guenther <rguenther@suse.de>
13166 * tree-flow.h (may_point_to_global_var): Declare.
13167 * tree-ssa-alias.c (may_point_to_global_var): New function.
13168 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13170 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13172 * configure.ac: Teach that fido supports .debug_line.
13173 * configure: Regenerate.
13175 2008-06-10 Tom Tromey <tromey@redhat.com>
13177 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13180 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13182 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13183 (encode_decimal64, decode_decimal64, encode_decimal128,
13184 decode_decimal128): Reverse order of 32-bit parts of value if host
13185 and target endianness differ.
13187 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13189 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13190 Avoid division by 0.
13191 (tree_mod_pow2_value_transform): Likewise.
13192 (tree_ic_transform): Likewise.
13193 (tree_stringops_transform): Likewise.
13194 (tree_mod_subtract_transform): Likewise.
13195 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13196 (copy_edges_for_bb): Likewise.
13197 (initialize_cfun): Likewise.
13199 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13201 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13202 nonmemory_operand. Add "N" operand constraint.
13204 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13205 (*jcc_btsi_mask): Ditto.
13206 (*jcc_btsi_mask_1): Ditto.
13208 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13210 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13211 TYPE_CANONICAL for copied element type.
13213 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13216 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13217 Add m_CORE2 and m_GENERIC.
13218 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13219 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13221 (*jcc_btdi_rex64): New instruction and split pattern.
13222 (*jcc_btsi): Ditto.
13223 (*jcc_btsi_1): Ditto.
13224 (*btsq): Fix Intel asm dialect operand order.
13228 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13230 PR middle-end/36447
13231 * simplify-rtx.c (simplify_subreg): Add check for shift count
13234 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13236 * doc/md.texi: Synchronize with later constraints.md change.
13237 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13238 with a C implementation.
13239 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13241 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13242 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13243 when moving to and from MD_REGNUM.
13244 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13245 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13246 Handle byte and halfword moves.
13247 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13249 * config/mips/constraints.md (h): Turn into NO_REGS.
13250 (l, x): Update documentation.
13251 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13252 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13253 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13254 (HILO): New mode iterator.
13256 (any_div): New code iterator.
13257 (u): Extend code attribute to div and udiv.
13258 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13259 d_operand in the splitters. Remove redundant CONST_INT checks.
13260 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13261 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13262 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13263 accordingly, using normal moves instead of unspecs to move LO into
13264 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13265 (<u>mulsidi3): Handle expansion in C code.
13266 (<u>mulsidi3_32bit_internal): Rename to...
13267 (<u>mulsidi3_32bit): ...this.
13268 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13269 (*<u>mulsidi3_64bit): Rename to...
13270 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13271 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13272 to set LO and HI to the multiplication result. Use a normal move
13273 for MFLO and an unspec for MFHI.
13274 (*<u>mulsidi3_64bit_parts): Replace with...
13275 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13276 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13277 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13278 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13279 instead of HI. Split the instruction into a separate multiplication
13280 and MFHI if !TARGET_FIX_R4000.
13281 (<su>muldi3_highpart): Likewise.
13282 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13283 and the "=h" clobber.
13284 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13285 (<u>mulditi3): New expander.
13286 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13287 (madsi): Remove "=h" clobber.
13288 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13289 Force the modulus result to be a GPR and split the instruction into
13290 a division followed by an MFHI after reload.
13291 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13292 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13293 the MIPS16 HIGH define_split.
13294 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13295 of acc<->gpr moves to "multi".
13296 (*movdi_64bit): Replace the single "x" alternative with
13297 alternatives for moving into and out of "a".
13298 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13299 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13300 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13301 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13302 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13303 (movti): New expander.
13304 (*movti, *movti_mips16): New insns.
13305 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13306 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13307 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13308 * config/mips/predicates.md (fpr_operand): Delete.
13309 (d_operand): New predicate.
13311 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13313 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13314 failure on some Bourne shells.
13315 (x86_64-*-*): Ditto.
13317 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13319 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13321 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13323 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13324 (sparc-sun-solaris2*): Likewise.
13326 2008-06-09 Arnaud Charlet <charlet@adacore.com
13328 * doc/install.texi: Update requirements to build the Ada compiler.
13330 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13332 * df-scan.c (struct df_scan_problem_data): Remove the
13333 mw_link_pool alloc pool.
13334 (df_scan_free_internal): Don't free it.
13335 (df_scan_alloc): Don't allocate it.
13336 * df.h (struct df_link): Update comment.
13338 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13340 * except.h: Correct checks for when SJLJ exceptions must be used.
13342 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13344 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13347 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13349 PR tree-optimization/36218
13350 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13351 configure for the build system.
13352 (BUILD_LDFLAGS): Define.
13353 * configure: Regenerate.
13354 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13356 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13359 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13360 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13361 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13363 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13365 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13367 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13369 * config.gcc (Obsolete configurations): Remove list of
13371 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13372 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13373 targets matched by those patterns.
13374 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13375 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13376 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13377 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13378 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13379 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13380 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13381 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13382 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13383 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13384 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13385 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13386 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13387 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13388 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13389 Make code for Solaris 7 and greater unconditional for Solaris.
13390 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13391 Remove --with-* handling.
13392 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13393 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13394 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13395 LINK_OS_WINDISS_SPEC): Remove.
13396 * config/rs6000/sysv4.opt (mwindiss): Remove.
13397 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13398 * configure: Regenerate.
13399 * doc/cpp.texi: Don't mention BeOS.
13400 * doc/extend.texi (interrupt): Don't mention MS1.
13401 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13402 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13403 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13404 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13405 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13407 * doc/invoke.texi (MT Options): Remove.
13408 (-mwindiss): Remove.
13409 (CRIS Options): Remove cris-axis-aout references.
13410 (HPPA Options): Don't mention hppa1.1-*-pro.
13411 * doc/md.texi: (MorphoTech family): Remove.
13412 * libgcc2.c: Don't handle UWIN.
13413 * config/alpha/t-unicosmk: Remove.
13414 * config/alpha/unicosmk.h: Remove.
13415 * config/arm/kaos-arm.h: Remove.
13416 * config/arm/kaos-strongarm.h: Remove.
13417 * config/arm/strongarm-coff.h: Remove.
13418 * config/arm/strongarm-elf.h: Remove.
13419 * config/arm/strongarm-pe.h: Remove.
13420 * config/arm/t-strongarm-pe: Remove.
13421 * config/arm/t-xscale-coff: Remove.
13422 * config/arm/t-xscale-elf: Remove.
13423 * config/arm/xscale-coff.h: Remove.
13424 * config/arm/xscale-elf.h: Remove.
13425 * config/chorus.h: Remove.
13426 * config/cris/aout.h: Remove.
13427 * config/cris/aout.opt: Remove.
13428 * config/cris/t-aout: Remove.
13429 * config/i386/beos-elf.h: Remove.
13430 * config/i386/kaos-i386.h: Remove.
13431 * config/i386/ptx4-i.h: Remove.
13432 * config/i386/sco5.h: Remove.
13433 * config/i386/sco5.opt: Remove.
13434 * config/i386/sysv4-cpp.h: Remove.
13435 * config/i386/sysv5.h: Remove.
13436 * config/i386/t-beos: Remove.
13437 * config/i386/t-sco5: Remove.
13438 * config/i386/t-uwin: Remove.
13439 * config/i386/uwin.asm: Remove.
13440 * config/i386/uwin.h: Remove.
13441 * config/kaos.h: Remove.
13442 * config/mips/windiss.h: Remove.
13443 * config/mt: Remove directory.
13444 * config/pa/pa-osf.h: Remove.
13445 * config/pa/pa-pro-end.h: Remove.
13446 * config/pa/t-pro: Remove.
13447 * config/ptx4.h: Remove.
13448 * config/rs6000/beos.h: Remove.
13449 * config/rs6000/kaos-ppc.h: Remove.
13450 * config/rs6000/t-beos: Remove.
13451 * config/rs6000/windiss.h: Remove.
13452 * config/sh/kaos-sh.h: Remove.
13453 * config/sol2-6.h: Remove.
13454 * config/sparc/sol26-sld.h: Remove.
13455 * config/sparc/sysv4-only.h: Remove.
13456 * config/vax/bsd.h: Remove.
13457 * config/vax/t-memfuncs: Remove.
13458 * config/vax/ultrix.h: Remove.
13459 * config/vax/vaxv.h: Remove.
13460 * config/windiss.h: Remove.
13462 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13464 PR rtl-optimization/36438
13465 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13466 for vector shifts with constant scalar shift operands.
13468 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13470 * doc/invoke.texi: Document -march=xlr.
13471 * config/mips/xlr.md: New file.
13472 * config/mips/mips.md: Include it.
13474 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13475 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13476 (mips_rtx_cost_data): Likewise.
13478 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13480 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13481 PRE_INC and PRE_DEC cases.
13483 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13485 PR rtl-optimization/36419
13486 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13487 the emitting jump insn.
13490 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13491 is not bool, boolify the whole *expr_p and convert to the desired type.
13493 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13495 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13496 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13497 Add omp_private_outer_ref hook, add another argument to
13498 omp_clause_default_ctor hook.
13499 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13500 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13501 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13502 hook_tree_tree_tree_tree_null.
13503 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13504 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13505 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13506 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13507 * tree.def (OMP_TASK): New tree code.
13508 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13509 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13510 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13511 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13512 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13513 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13514 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13515 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13516 (OMP_DIRECTIVE_P): Add OMP_TASK.
13517 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13518 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13519 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13520 and OMP_CLAUSE_UNTIED entries.
13521 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13523 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13524 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13525 * tree-pretty-print.c (dump_omp_clause): Handle
13526 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13527 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13528 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13529 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13530 warning about unsigned iterators. Change decl/init/cond/incr
13531 arguments to TREE_VECs, check arguments for all collapsed loops.
13532 (c_finish_omp_taskwait): New function.
13533 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13535 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13536 default_function_array_conversion on init. Add par_clauses argument.
13537 If decl is present in parallel's lastprivate clause, change it to
13538 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13539 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13540 collapse count in clauses.
13541 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13542 c_parser_omp_for_loop callers.
13543 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13544 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13545 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13546 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13548 (c_parser_omp_clause_schedule): Handle schedule(auto).
13549 Include correct location in the error message.
13550 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13551 and PRAGMA_OMP_CLAUSE_UNTIED.
13552 (OMP_TASK_CLAUSE_MASK): Define.
13553 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13554 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13555 * tree-nested.c (convert_nonlocal_omp_clauses,
13556 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13557 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13558 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13559 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13561 (conver_nonlocal_reference, convert_local_reference,
13562 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13563 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13564 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13565 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13566 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13567 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13568 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13569 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13570 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13572 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13573 * c-common.h (c_finish_omp_taskwait): New prototype.
13574 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13575 * tree-parloops.c (create_parallel_loop): Create 1 entry
13576 vectors for OMP_FOR_{INIT,COND,INCR}.
13577 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13578 (make_edges): Handle OMP_TASK.
13579 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13580 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13581 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13582 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13583 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13584 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13585 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13586 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13587 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13588 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13589 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13590 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13591 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13592 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13593 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13594 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13595 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13596 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13597 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13598 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13599 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13600 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13601 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13602 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13603 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13604 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13605 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13606 original iterator is present in lastprivate clause or if
13607 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13608 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13609 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13610 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13611 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13612 if it is set, lookup var in outer contexts too. Handle
13613 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13614 to be implicitly determined firstprivate for task regions.
13615 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13616 if it is set, lookup var in outer contexts too. Set
13617 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13618 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13619 OMP_CLAUSE_UNTIED. Take region_type as last argument
13620 instead of in_parallel and in_combined_parallel.
13621 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13623 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13624 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13625 (new_omp_context): Set default_kind to
13626 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13627 (omp_region_type): New enum.
13628 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13629 fields, add region_type.
13630 (new_omp_context): Take region_type as argument instead of is_parallel
13631 and is_combined_parallel.
13632 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13633 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13634 ctx->is_combined_parallel checks.
13635 (gimplify_omp_task): New function.
13636 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13638 * omp-low.c (extract_omp_for_data): Use schedule(static)
13639 for schedule(auto). Handle pointer and unsigned iterators.
13640 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13641 Add loops argument. Extract data for collapsed OMP_FOR loops.
13642 (expand_parallel_call): Assert sched_kind isn't auto,
13643 map runtime schedule to index 3.
13644 (struct omp_for_data_loop): New type.
13645 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13646 Add loop, loops, collapse and iter_type fields.
13647 (workshare_safe_to_combine_p): Disallow combined for if
13648 iter_type is unsigned long long. Don't combine collapse > 1 loops
13649 unless all bounds and steps are constant. Adjust extract_omp_for_data
13651 (expand_omp_for_generic): Handle pointer, unsigned and long long
13652 iterators. Handle collapsed OMP_FOR loops. Adjust
13653 for struct omp_for_data changes. If libgomp function doesn't return
13654 boolean_type_node, add comparison of the return value with 0.
13655 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13656 pointer, unsigned and long long iterators. Adjust for struct
13657 omp_for_data changes.
13658 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13659 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13660 unsigned long long. Allocate loops array, pass it to
13661 extract_omp_for_data. For collapse > 1 loops use always
13662 expand_omp_for_generic.
13663 (omp_context): Add sfield_map and srecord_type fields.
13664 (is_task_ctx, lookup_sfield): New functions.
13665 (use_pointer_for_field): Use is_task_ctx helper. Change first
13666 argument's type from const_tree to tree. Clarify comment.
13667 In OMP_TASK disallow copy-in/out sharing.
13668 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13669 (install_var_field): Add mask argument. Populate both record_type
13670 and srecord_type if needed.
13671 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13673 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13674 and DECL_FIELD_OFFSET.
13675 (scan_sharing_clauses): Adjust install_var_field callers. For
13676 firstprivate clauses on explicit tasks allocate the var by value in
13677 record_type unconditionally, rather than by reference.
13678 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13679 Use is_taskreg_ctx instead of is_parallel_ctx.
13680 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13681 (create_omp_child_function_name): Add task_copy argument, use
13682 *_omp_cpyfn* names if it is true.
13683 (create_omp_child_function): Add task_copy argument, if true create
13684 *_omp_cpyfn* helper function.
13685 (scan_omp_parallel): Adjust create_omp_child_function callers.
13686 Rename parallel_nesting_level to taskreg_nesting_level.
13687 (scan_omp_task): New function.
13688 (lower_rec_input_clauses): Don't run constructors for firstprivate
13689 explicit task vars which are initialized by *_omp_cpyfn*.
13690 Pass outer var ref to omp_clause_default_ctor hook if
13691 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13692 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13693 OMP_CLAUSE_REDUCTION_INIT.
13694 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13695 avoid duplicate setting of fields. Handle
13696 OMP_CLAUSE_PRIVATE_OUTER_REF.
13697 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13698 copy-out if TREE_READONLY, only copy-in.
13699 (expand_task_copyfn): New function.
13700 (expand_task_call): New function.
13701 (struct omp_taskcopy_context): New type.
13702 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13704 (lower_omp_parallel): Rename to...
13705 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13706 Call create_task_copyfn if srecord_type is needed. Adjust
13708 (task_shared_vars): New variable.
13709 (check_omp_nesting_restrictions): Warn if work-sharing,
13710 barrier, master or ordered region is closely nested inside OMP_TASK.
13711 Add warnings for barrier if closely nested inside of work-sharing,
13712 ordered, or master region.
13713 (scan_omp_1): Call check_omp_nesting_restrictions even for
13714 GOMP_barrier calls. Rename parallel_nesting_level to
13715 taskreg_nesting_level. Handle OMP_TASK.
13716 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13717 work-sharing construct, continue looking for them on parent parallel
13719 (lower_omp_for_lastprivate): Add lastprivate clauses
13720 to the beginning of dlist rather than end. Adjust for struct
13721 omp_for_data changes.
13722 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13723 not after it. Handle collapsed OMP_FOR loops, adjust for
13724 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13725 (get_ws_args_for): Adjust extract_omp_for_data caller.
13726 (scan_omp_for): Handle collapsed OMP_FOR
13727 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13728 (lower_omp_single_simple): If libgomp function doesn't return
13729 boolean_type_node, add comparison of the return value with 0.
13730 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13731 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13732 (parallel_nesting_level): Rename to...
13733 (taskreg_nesting_level): ... this.
13734 (is_taskreg_ctx): New function.
13735 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13736 of is_parallel_ctx.
13737 (execute_lower_omp): Rename parallel_nesting_level to
13738 taskreg_nesting_level.
13739 (expand_omp_parallel): Rename to...
13740 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13741 Call omp_task_call for OMP_TASK regions.
13742 (expand_omp): Adjust caller, handle OMP_TASK.
13743 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13745 * bitmap.c (bitmap_default_obstack_depth): New variable.
13746 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13747 if argument is NULL and bitmap_default_obstack is already initialized.
13748 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13750 * matrix-reorg.c (matrix_reorg): Likewise.
13752 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13754 * config/i386/i386.md (*indirect_jump): Macroize using P
13755 mode iterator. Remove !TARGET_64BIT from insn constraints.
13756 (*tablejump_1): Ditto.
13757 (*indirect_jump_rex64): Remove insn pattern.
13758 (*tablejump_1_rex64): Ditto.
13759 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13760 and eh_return_si insn patterns.
13762 2008-06-06 Richard Guenther <rguenther@suse.de>
13764 * tree-ssa-structalias.c (merge_smts_into): Remove.
13765 (find_what_p_points_to): Do not bother to compute the
13766 points-to set for pt_anything pointers.
13767 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13768 for pt_anything pointers is ok.
13770 2008-06-06 Jan Hubicka <jh@suse.cz>
13772 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13774 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13776 * cgraph.c: Fix typos in comments.
13777 (cgraph_availability_names): Fix string typo.
13778 * fold-const.c: Fix typos in comments.
13779 (fold_binary): Fix typo in warning.
13780 * genautomata.c: Fix typos in comments.
13781 (check_presence_pattern_sets): Fix typo in local variable.
13782 (output_description): Fix typo in output.
13783 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13784 * hwint.h: Likewise.
13785 * matrix-reorg.c (check_allocation_function): Likewise.
13786 * omega.c (smooth_weird_equations): Likewise.
13787 * auto-inc-dec.c: Fix typos in comments.
13788 * bb-reorder.c: Likewise.
13789 * builtins.c: Likewise.
13790 * c-common.c: Likewise.
13791 * c-cppbuiltin.c: Likewise.
13792 * c-parser.c: Likewise.
13793 * c-pretty-print.c: Likewise.
13794 * cfgcleanup.c: Likewise.
13795 * cfgexpand.c: Likewise.
13796 * cfghooks.c: Likewise.
13797 * cfglayout.c: Likewise.
13798 * cfgloopmanip.c: Likewise.
13799 * cgraphunit.c: Likewise.
13800 * coverage.c: Likewise.
13801 * dbxout.c: Likewise.
13802 * df-byte-scan.c: Likewise.
13803 * df-core.c: Likewise.
13804 * df-problems.c: Likewise.
13805 * df-scan.c: Likewise.
13807 * dominance.c: Likewise.
13808 * domwalk.c: Likewise.
13810 * dwarf2out.c: Likewise.
13811 * emit-rtl.c: Likewise.
13812 * et-forest.c: Likewise.
13813 * function.c: Likewise.
13814 * function.h: Likewise.
13816 * gcov-io.c: Likewise.
13817 * gcov.c: Likewise.
13818 * gcse.c: Likewise.
13819 * genattrtab.c: Likewise.
13820 * ggc-page.c: Likewise.
13821 * gimplify.c: Likewise.
13822 * gthr-lynx.h: Likewise.
13823 * haifa-sched.c: Likewise.
13824 * ipa-cp.c: Likewise.
13825 * ipa-inline.c: Likewise.
13826 * ipa-prop.h: Likewise.
13827 * ipa-pure-const.c: Likewise.
13828 * ipa-struct-reorg.c: Likewise.
13829 * ipa-struct-reorg.h: Likewise.
13830 * ipa-type-escape.c: Likewise.
13832 * loop-doloop.c: Likewise.
13833 * mips-tfile.c: Likewise.
13834 * mkmap-flat.awk: Likewise.
13835 * mkmap-symver.awk: Likewise.
13836 * modulo-sched.c: Likewise.
13837 * omp-low.c: Likewise.
13838 * optabs.c: Likewise.
13839 * optabs.h: Likewise.
13840 * opts.c: Likewise.
13841 * passes.c: Likewise.
13842 * postreload-gcse.c: Likewise.
13843 * postreload.c: Likewise.
13844 * predict.c: Likewise.
13845 * pretty-print.h: Likewise.
13846 * profile.c: Likewise.
13847 * protoize.c: Likewise.
13848 * ra-conflict.c: Likewise.
13849 * real.c: Likewise.
13850 * recog.c: Likewise.
13851 * regclass.c: Likewise.
13852 * regs.h: Likewise.
13853 * reload.c: Likewise.
13854 * rtl-error.c: Likewise.
13855 * rtlanal.c: Likewise.
13856 * scan.h: Likewise.
13857 * sched-rgn.c: Likewise.
13859 * stmt.c: Likewise.
13860 * target.h: Likewise.
13861 * tree-dfa.c: Likewise.
13862 * tree-eh.c: Likewise.
13863 * tree-flow-inline.h: Likewise.
13864 * tree-inline.c: Likewise.
13865 * tree-into-ssa.c: Likewise.
13866 * tree-loop-distribution.c: Likewise.
13867 * tree-nested.c: Likewise.
13868 * tree-parloops.c: Likewise.
13869 * tree-pass.h: Likewise.
13870 * tree-pretty-print.c: Likewise.
13871 * tree-profile.c: Likewise.
13872 * tree-scalar-evolution.c: Likewise.
13873 * tree-sra.c: Likewise.
13874 * tree-ssa-alias-warnings.c: Likewise.
13875 * tree-ssa-ccp.c: Likewise.
13876 * tree-ssa-coalesce.c: Likewise.
13877 * tree-ssa-dom.c: Likewise.
13878 * tree-ssa-dse.c: Likewise.
13879 * tree-ssa-forwprop.c: Likewise.
13880 * tree-ssa-live.c: Likewise.
13881 * tree-ssa-live.h: Likewise.
13882 * tree-ssa-loop-im.c: Likewise.
13883 * tree-ssa-loop-ivopts.c: Likewise.
13884 * tree-ssa-loop-niter.c: Likewise.
13885 * tree-ssa-loop-prefetch.c: Likewise.
13886 * tree-ssa-phiopt.c: Likewise.
13887 * tree-ssa-phiprop.c: Likewise.
13888 * tree-ssa-sccvn.c: Likewise.
13889 * tree-ssa-ter.c: Likewise.
13890 * tree-ssa-threadupdate.c: Likewise.
13891 * tree-ssa.c: Likewise.
13892 * tree-vect-analyze.c: Likewise.
13893 * tree-vect-transform.c: Likewise.
13894 * tree-vectorizer.c: Likewise.
13895 * tree-vn.c: Likewise.
13896 * tree-vrp.c: Likewise.
13897 * tree.c: Likewise.
13898 * tree.def: Likewise.
13899 * tree.h: Likewise.
13900 * unwind-dw2-fde.c: Likewise.
13901 * unwind.inc: Likewise.
13902 * value-prof.c: Likewise.
13903 * vmsdbgout.c: Likewise.
13905 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13907 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13908 always place FP constants in the TOC for TARGET_POWERPC64.
13909 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13911 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13913 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13914 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13915 enable for TARGET_E500_DOUBLE.
13916 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13917 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13918 floating-point modes like integer modes for E500 double.
13919 (rs6000_legitimate_offset_address_p): Likewise.
13920 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13921 addressing for DDmode for E500 double.
13922 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13923 modes as using 64-bits of registers for E500 double.
13924 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13925 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13926 specially for E500 double.
13927 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13928 TDmode for E500 double.
13929 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13930 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13931 (rs6000_split_multireg_move): Do not handle TDmode specially for
13933 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13934 using 64-bit registers for E500 double.
13935 (emit_frame_save): Do not handle DDmode specially for E500 double.
13936 (gen_frame_mem_offset): Likewise.
13937 (rs6000_function_value): Do not call spe_build_register_parallel
13938 for DDmode or TDmode.
13939 (rs6000_libcall_value): Likewise.
13940 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13941 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13944 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13946 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13949 2008-06-04 Junjie Gu <jgu@tensilica.com>
13951 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13952 comparison for frame pointers.
13954 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13957 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13959 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13962 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13963 register is already smaller or equal to required mode.
13965 2008-06-04 Xinliang David Li <davidxl@google.com>
13967 * tree-call-cdce.c: New file.
13968 (cond_dead_built_in_calls): New static variable.
13969 (input_domain): New struct.
13970 (check_pow): New function.
13971 (check_builtin_call): Ditto.
13972 (check_target_format): Ditto.
13973 (is_call_dce_candidate): Ditto.
13974 (gen_one_condition): Ditto.
13975 (gen_conditions_for_domain): Ditto.
13976 (get_domain): Ditto.
13977 (gen_conditions_for_pow_cst_base): Ditto.
13978 (gen_conditions_for_pow_int_base): Ditto.
13979 (gen_conditions_for_pow): Ditto.
13980 (get_no_error_domain): Ditto.
13981 (gen_shrink_wrap_conditions): Ditto.
13982 (shrink_wrap_one_built_in_call): Ditto.
13983 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13984 (tree_call_cdce): Ditto.
13985 (gate_call_cdce): Ditto.
13986 (pass_call_cdce): New gimple pass.
13987 * passes.c: (init_optimization_passes): New pass.
13988 * tree-pass.h: New pass declaration.
13989 * opts.c (decode_options): New flag setting.
13990 * common.opt: Add -ftree-builtin-call-dce flag.
13991 * Makefile.in: Add new source file.
13992 * tempvar.def: New tv_id.
13993 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13995 2008-06-04 Richard Guenther <rguenther@suse.de>
13997 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13998 (is_call_clobbered): Always check var_ann->call_clobbered.
13999 (mark_call_clobbered): Always set var_ann->call_clobbered.
14000 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14001 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14002 (reset_alias_info): Clear call clobbering info on MTAGs and
14004 (set_pt_anything): Set pt_global_mem.
14005 (create_tag_raw): Adjust comment.
14006 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14008 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14009 Maxim Kuvyrkov <maxim@codesourcery.com>
14011 * config/m68k/m68k.opt (mxgot): New option.
14012 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14013 (m68k_output_addr_const_extra): New.
14014 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14015 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14016 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14017 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14019 2008-06-04 Richard Guenther <rguenther@suse.de>
14021 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14022 negative or non-representable offsets.
14024 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14026 * config/i386/i386.c (ix86_gen_leave): New.
14027 (ix86_gen_pop1): Likewise.
14028 (ix86_gen_add3): Likewise.
14029 (ix86_gen_sub3): Likewise.
14030 (ix86_gen_sub3_carry): Likewise.
14031 (ix86_gen_one_cmpl2): Likewise.
14032 (ix86_gen_monitor): Likewise.
14033 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14034 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14035 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14036 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14037 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14038 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14039 (ix86_expand_epilogue): Updated.
14040 (print_operand): Handle integer register operand for 'z'.
14041 (ix86_expand_strlensi_unroll_1): Likewise.
14042 (ix86_expand_strlen): Likewise.
14043 (ix86_expand_builtin): Likewise.
14044 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14045 mov{q}/mov{l} and add{q}/add{l}.
14047 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14049 * config/i386/i386.md (P): New mode iterator.
14050 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14051 using P mode iterator.
14052 (DFmode push_operand splitter): Ditto.
14053 (XFmode push_operand splitter): Ditto.
14054 (DFmode float_extend SFmode push_operand splitter): Ditto.
14055 (XFmode float_extend SFmode push_operand splitter): Do not generate
14056 SImode pushes for 64bit target. Macroize Dimode and SImode
14057 pushes using P mode iterator.
14058 (XFmode float_extend DFmode push_operand splitter): Ditto.
14060 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14062 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14063 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14064 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14065 return type to int.
14066 (ix86_call_abi_override): Remove check for call_used_regs.
14068 2008-06-03 Richard Guenther <rguenther@suse.de>
14070 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14071 for the lhs of calls if the return type contains pointers.
14073 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14075 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14076 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14077 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14078 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14079 of cfun and DEFAULT_ABI to deceide abi mode.
14080 (DEFAULT_ABI): New.
14081 (REG_PARM_STACK_SPACE): Removed.
14082 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14083 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14084 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14085 (ix86_function_abi): Likewise.
14086 (ix86_function_type_abi): Likewise.
14087 (ix86_call_abi_override): Likewise.
14088 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14089 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14090 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14091 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14093 (X86_64_REGPARM_MAX): New.
14094 (X86_64_SSE_REGPARM_MAX): New.
14095 (X64_REGPARM_MAX): New.
14096 (X64_SSE_REGPARM_MAX): New.
14097 (X86_32_REGPARM_MAX): New.
14098 (X86_32_SSE_REGPARM_MAX): New.
14099 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14100 (ix86_function_regparm): Handle user calling abi.
14101 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14102 by DEFAULT_ABI versus SYSV_ABI check.
14103 (ix86_reg_parm_stack_space): New.
14104 (ix86_function_type_abi): New.
14105 (ix86_call_abi_override): New.
14106 (ix86_function_abi): New.
14107 (ix86_cfun_abi): New.
14108 (init_cumulative_args): Call abi specific initialization.
14109 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14110 (function_arg_64): Extend SSE_REGPARM_MAX check.
14111 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14112 (ix86_pass_by_reference): Likewise.
14113 (ix86_function_value_regno_p): Likewise.
14114 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14115 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14116 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14117 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14118 (setup_incoming_varargs_64): Adjust regparm for call abi.
14119 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14120 (ix86_va_start): Likewise.
14121 (ix86_gimplify_va_arg): Likewise.
14122 (ix86_expand_prologue): Likewise.
14123 (output_pic_addr_const): Likewise.
14124 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14125 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14126 (x86_output_mi_thunk): Likewise.
14127 (x86_function_profiler): Likewise.
14128 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14129 (SYSV_ABI, MS_ABI): New constants.
14130 (DEFAULT_ABI): New.
14131 (init_regs): Add prototype of function in regclass.c file.
14132 (OVERRIDE_ABI_FORMAT): New.
14133 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14134 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14135 (OUTGOING_REG_PARM_STACK_SPACE): New.
14136 (ix86_reg_parm_stack_space): New prototype.
14137 (CUMULATIVE_ARGS): Add call_abi member.
14138 (machine_function): Add call_abi member.
14139 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14140 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14142 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14145 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14146 (avr_builtin_setjmp_frame_value): New function.
14147 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14148 (nonlocal_goto): Define.
14150 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14152 * config/mips/mips.c (mips_emit_loadgp): Return early if
14153 there is nothing do to, otherwise emit a blockage if
14154 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14155 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14157 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14159 * configure.ac: Drop unneeded backslash ending up in config.in.
14160 * acinclude.m4: Likewise.
14161 * config.in: Regenerate.
14163 2008-05-26 Jan Hubicka <jh@suse.cz>
14165 * predict.c (maybe_hot_frequency_p): Break out of...
14166 (maybe_hot_bb_p): ... here.
14167 (maybe_hot_edge_p): New.
14168 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14169 * basic-block.h (maybe_hot_edge_p): Declare.
14171 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14173 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14174 (*cmpfp_<mode>_cc): Ditto.
14175 (*fp_jcc_8<mode>_387): Ditto.
14176 (*fop_<MODEF:mode>_2_i387): Ditto.
14177 (*fop_<MODEF:mode>_3_i387): Ditto.
14178 (*fop_xf_2_i387): Ditto.
14179 (*fop_xf_3_i387): Ditto.
14181 2008-06-02 Tomas Bily <tbily@suse.cz>
14183 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14185 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14187 * config/mips/mips.c (mips_valid_offset_p): New function.
14188 (mips_valid_lo_sum_p): Likewise.
14189 (mips_classify_address): Use them.
14190 (mips_force_address): New function.
14191 (mips_legitimize_address): Use it.
14192 * config/mips/mips.md (MOVE128): New mode iterator.
14193 (movtf): Require TARGET_64BIT. Remove empty strings.
14194 (*movtf_internal): Rename to...
14195 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14196 of "R" and use {,fp}{load,store} attributes instead of "multi".
14197 Use a separate define_split.
14198 (*movtf_mips16): New pattern.
14200 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14202 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14203 * config/mips/mips.c (mips_expand_before_return): New function.
14204 (mips_expand_epilogue): Call it.
14205 * config/mips/mips.md (return): Turn into a define_expand.
14206 (*return): New insn.
14208 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14210 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14211 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14212 functions. Do not emit uses and clobbers of CONCATs; individually
14213 use and clobber their operands.
14214 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14215 gen_clobber, emit_use and gen_use.
14216 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14217 (expand_builtin_return): Likewise.
14218 * cfgbuild.c (count_basic_blocks): Likewise.
14219 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14220 * explow.c (emit_stack_restore): Likewise.
14221 * expmed.c (extract_bit_field_1): Likewise.
14222 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14223 (emit_move_multi_word, store_constructor): Likewise.
14224 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14225 (thread_prologue_and_epilogue_insns): Likewise.
14226 * lower-subreg.c (resolve_simple_move): Likewise.
14227 * optabs.c (widen_operand, expand_binop): Likewise.
14228 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14229 * reload.c (find_reloads): Likewise.
14230 * reload1.c (eliminate_regs_in_insn): Likewise.
14231 * stmt.c (expand_nl_goto_receiver): Likewise.
14232 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14233 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14234 * config/arm/arm.c (arm_load_pic_register): Likewise.
14235 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14236 * config/arm/arm.md (untyped_return): Likewise.
14237 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14238 * config/avr/avr.c (expand_prologue): Likewise.
14239 * config/bfin/bfin.c (do_unlink): Likewise.
14240 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14241 * config/cris/cris.c (cris_expand_prologue): Likewise.
14242 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14243 (machopic_legitimize_pic_address): Likewise.
14244 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14245 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14246 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14247 (ix86_expand_convert_uns_didf_sse): Likewise.
14248 (ix86_expand_vector_init_general): Likewise.
14249 * config/ia64/ia64.md (eh_epilogue): Likewise.
14250 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14251 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14252 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14253 (config/iq2000/iq2000.c): Likewise.
14254 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14255 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14256 (builtin_longjmp): Likewise.
14257 * config/mn10300/mn10300.md (call, call_value): Likewise.
14258 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14259 * config/pdp11/pdp11.md (abshi2): Likewise.
14260 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14261 * config/s390/s390.c (s390_emit_prologue): Likewise.
14262 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14263 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14264 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14265 * config/sh/sh.c (prepare_move_operands): Likewise.
14266 (output_stack_adjust, sh_expand_epilogue): Likewise.
14267 (sh_set_return_address, sh_expand_t_scc): Likewise.
14268 * config/sparc/sparc.c (load_pic_register): Likewise.
14269 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14270 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14271 * config/v850/v850.c (expand_epilogue): Likewise.
14273 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14275 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14276 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14277 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14278 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14279 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14280 stack pointer register.
14281 (output_movhi): Remove code for interrupt specific writing to the
14282 stack pointer register.
14284 2008-05-31 Richard Guenther <rguenther@suse.de>
14286 PR tree-optimization/34244
14287 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14288 (tree_expr_nonzero_warnv_p): Likewise.
14289 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14290 ssa_name_nonnegative_p.
14291 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14292 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14293 not tree_expr_nonzero_warnv_p.
14295 PR tree-optimization/36262
14297 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14299 PR tree-optimization/34244
14300 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14301 (record_numbers_of_iterations): New function.
14302 (execute_vrp): Cache the numbers of iterations of loops.
14303 * tree-scalar-evolution.c (scev_reset_except_niters):
14305 (scev_reset): Use scev_reset_except_niters.
14306 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14308 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14310 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14311 __WORKAROUND_RETS when appropriate.
14313 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14315 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14316 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14318 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14319 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14320 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14321 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14322 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14323 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14324 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14325 *fop_df_1_sse insn patterns using MODEF mode iterator.
14326 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14327 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14328 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14329 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14330 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14331 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14332 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14333 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14334 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14335 (*fop_xf_5_i387): Ditto.
14336 (*fop_xf_6_i387): Ditto.
14338 2008-05-30 Richard Guenther <rguenther@suse.de>
14340 * builtins.c (build_string_literal): Avoid generating
14341 a non-gimple_val result.
14343 2008-05-30 DJ Delorie <dj@redhat.com>
14345 * exec-tool.in: Use an environment variable (private) instead of a
14346 file (shared) as a semaphore, so as to not break parallel builds.
14348 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14350 * optabs.c (maybe_encapsulate_block): Remove.
14351 (emit_libcall_block): Adjust accordingly.
14352 * optabs.h (maybe_encapsulate_block): Remove prototype.
14354 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14355 Don't use maybe_encapsulate_block.
14357 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14359 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14360 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14361 rtx is a SYMBOL_REF before calling get_pool_constant.
14363 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14365 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14367 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14369 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14370 rather than OS names to choose INO_T_EQ definition.
14371 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14372 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14374 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14377 * config/darwin-f.c: New.
14378 * config/t-darwin: Added rule to build darwin-f.o.
14379 * config.gcc: Defined new variable, fortran_target_objs.
14380 (*-*-darwin*): Set fortran_target_objs.
14381 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14382 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14383 * configure: Regenerated.
14385 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14388 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14389 canonical type if needed.
14391 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14393 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14395 2008-05-29 Richard Guenther <rguenther@suse.de>
14397 PR tree-optimization/36343
14398 PR tree-optimization/36346
14399 PR tree-optimization/36347
14400 * tree-flow.h (clobber_what_p_points_to): Declare.
14401 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14402 pointed-to variable is dereferenced is irrelevant to whether
14403 the pointer can access the pointed-to variable.
14404 (clobber_what_p_points_to): New function.
14405 * tree-ssa-alias.c (set_initial_properties): Use it.
14406 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14407 call clobber check for NMTs.
14409 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14411 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14412 for printing gcov_type.
14414 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14416 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14417 and the eh region information.
14418 * value-prof.c (gimple_move_stmt_histograms): New function.
14419 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14421 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14423 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14425 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14427 * value-prof.c (tree_ic_transform): Print counts.
14428 * tree-profile.c (tree_gen_ic_func_profiler):
14429 Clear __gcov_indreict_call_callee variable to avoid misattribution
14432 2008-05-28 Rafael EspÃndola <espindola@google.com>
14434 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14437 2008-05-28 Richard Guenther <rguenther@suse.de>
14439 PR tree-optimization/36339
14440 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14441 and clobbering code out of the loop.
14443 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14445 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14448 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14449 s390_contiguous_bitmask_p, s390_symref_operand_p,
14450 s390_check_symref_alignment, s390_reload_larl_operand,
14451 s390_reload_symref_address): New functions.
14452 (s390_branch_condition_mnemonic): Support compare and branch
14454 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14455 and 'W' constraints.
14456 (s390_secondary_reload): Add secondary reloads for unaligned
14457 symbol refs or symbol refs to floating point or QI/TI mode
14459 (legitimate_address_p): Accept symbol references as addresses.
14460 (s390_expand_insv): Use rotate and insert selected bits
14461 instruction for insv when building for z10.
14462 (print_operand_address): Handle symbol ref addresses.
14463 (print_operand): Output modifier 'c' added for signed byte values.
14464 (s390_encode_section_info): Mark symbol refs with
14465 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14467 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14468 (length attribute): RRF, RRR have 4 byte length.
14469 (FPALL, INTALL): New mode iterators added.
14470 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14471 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14472 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14473 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14474 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14475 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14476 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14477 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14479 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14480 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14481 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14482 reload<INTALL:mode><P:mode>_toreg_z10,
14483 reload<FPALL:mode><P:mode>_tomem_z10,
14484 reload<FPALL:mode><P:mode>_toreg_z10,
14485 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14486 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14487 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14488 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14490 (movmem, clrmem, cmpmem): New splitters added.
14492 * config/s390/predicates.md (larl_operand): Use
14493 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14494 SYMBOL_REF_ALIGN1_P.
14495 (s390_signed_integer_comparison,
14496 s390_unsigned_integer_comparison): New predicates.
14498 * config/s390/s390-protos.h (s390_check_symref_alignment,
14499 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14500 s390_reload_symref_address,
14501 s390_compare_and_branch_condition_mask): Prototypes added.
14503 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14504 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14505 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14507 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14509 * config/s390/s390.c (z10_cost): New cost function for z10.
14510 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14511 (s390_issue_rate): Adjust issue rate for z10.
14512 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14513 (processor_flags): Add PF_Z10.
14514 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14515 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14516 * gcc/config.gcc: Add z10.
14518 2008-05-28 Richard Guenther <rguenther@suse.de>
14520 PR tree-optimization/36291
14521 * tree-flow. h (struct gimple_df): Remove var_anns member.
14522 * tree-flow-inline.h (gimple_var_anns): Remove.
14523 (var_ann): Simplify.
14524 * tree-dfa.c (create_var_ann): Simplify.
14525 (remove_referenced_var): Clear alias info from var_anns of globals.
14526 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14527 (delete_tree_ssa): Clear alias info from var_anns of globals.
14528 Do not free var_anns.
14529 (var_ann_eq): Remove.
14530 (var_ann_hash): Likewise.
14532 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14534 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14535 and loongson2f entries.
14536 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14537 * config/mips/mips.h (processor_type): Add Loongson-2E
14538 and Loongson-2F entries.
14539 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14540 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14541 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14542 * doc/invoke.texi (MIPS Options): Document loongson2e
14543 and loongson2f processor names.
14545 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14549 * config/i386/i386.c (ix86_function_arg_boundary): Use
14550 alignment of canonical type.
14551 (ix86_expand_vector_move): Check unaligned memory access for
14554 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14556 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14557 Moved to the front of file.
14559 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14560 H.J. Lu <hongjiu.lu@intel.com>
14562 * dwarf2out.c (current_fde): New.
14564 (lookup_cfa:): Likewise.
14565 (dwarf2out_end_epilogue): Likewise.
14566 (dwarf2out_note_section_used): Likewise.
14568 2008-05-27 Michael Matz <matz@suse.de>
14571 * c.opt (Wenum-compare): New warning option.
14572 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14574 2008-05-27 Michael Matz <matz@suse.de>
14576 PR middle-end/36326
14577 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14579 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14580 into memory as tail calls.
14582 2008-05-27 Richard Guenther <rguenther@suse.de>
14584 PR tree-optimization/36339
14585 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14586 pointers cause all addressable variables to be call clobbered.
14588 2008-05-27 Richard Guenther <rguenther@suse.de>
14590 PR tree-optimization/36245
14591 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14593 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14595 * config/s390/s390.md: Replace all occurences of the 'm'
14596 constraint with 'RT'.
14598 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14600 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14602 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14604 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14605 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14606 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14608 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14610 * reload.c: (find_reloads): Skip alternatives according to the
14611 "enabled" attribute. Constify the constraint variable.
14612 * recog.c (get_attr_enabled): Add default implementation.
14613 (extract_insn): Set the alternative_enabled_p array
14614 in the recog_data struct.
14615 (preprocess_constraints, constrain_operands): Skip
14616 alternatives according to the "enabled" attribute
14617 * recog.h (struct recog_data): New field alternative_enabled_p.
14618 (skip_alternative): New inline function.
14619 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14620 (record_reg_classes): Skip alternative according to the
14621 "enabled" attribute.
14623 * doc/md.texi: Add documention for the "enabled" attribute.
14625 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14627 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14628 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14629 constraint with TARGET_MEM_CONSTRAINT.
14630 * recog.c (asm_operand_ok, preprocess_constraints,
14631 constrain_operands): Likewise.
14632 * regclass.c (record_reg_classes): Likewise.
14633 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14634 * reload1.c (maybe_fix_stack_asms): Likewise.
14635 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14636 * recog.h: Adjust comment.
14637 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14638 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14639 * doc/md.texi: Add a note to description of 'm' constraint.
14640 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14642 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14644 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14645 that the bitfield is of integral type before testing its precision.
14647 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14648 Sa Liu <saliu@de.ibm.com>
14650 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14651 __modti3, __udivti3, __umodti3 and __udivmodti4.
14652 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14653 that implement TImode mul and div functions.
14654 * config/spu/multi3.c: New. Implement __multi3.
14655 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14656 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14659 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14661 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14662 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14663 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14664 tls_sysv_suffix): New mode and mode attribute iterators.
14665 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14666 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14667 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14668 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14669 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14672 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14674 PR tree-optimization/36329
14675 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14676 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14677 * cgraphbuild.c (initialize_inline_failed): Use the latter
14678 macro in lieu of the former.
14679 * ipa-inline.c (cgraph_mark_inline): Likewise.
14680 (cgraph_decide_inlining_of_small_function): Likewise.
14681 (cgraph_decide_inlining): Likewise.
14682 (cgraph_decide_inlining_incrementally): Likewise.
14684 2008-05-26 Tristan Gingold <gingold@adacore.com>
14685 Anatoly Sokolov <aesok@post.ru>
14687 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14688 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14689 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14690 optimization for 'avr6' architecture.
14692 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14695 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14697 2008-05-26 Richard Guenther <rguenther@suse.de>
14699 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14700 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14702 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14704 PR middle-end/36253
14705 * caller-save.c (insert_restore): Verify alignment of spill space.
14706 (insert_save): Likewise.
14707 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14708 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14709 (STACK_SLOT_ALIGNMENT): Likewise.
14710 * function.c (LOCAL_ALIGNMENT): Removed.
14711 (get_stack_local_alignment): New.
14712 (assign_stack_local): Use it. Set alignment on stack slot.
14713 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14714 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14715 (STACK_SLOT_ALIGNMENT): New.
14716 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14717 stack slot in XFmode.
14719 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14721 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14724 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14725 argument operand in rax isn't removed.
14727 2008-05-26 Richard Guenther <rguenther@suse.de>
14729 PR middle-end/36300
14730 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14731 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14733 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14736 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14738 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14740 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14741 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14743 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14745 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14746 build a trampoline if we don't want one.
14747 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14748 return zero for nested functions if we don't want a trampoline.
14750 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14752 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14754 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14757 * c.opt: Removed undocumented option '-lang-fortran'.
14758 * c-common.h: Removed global variable 'lang_fortran'.
14759 * c-opts.c (c_common_handle_option): Removed code to handle
14760 option '-lang-fortran'. Updated includes.
14761 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14762 definition of '__GFORTRAN__'.
14763 (define__GNUC__): Reimplemented to use BASEVER and
14764 cpp_define_formatted.
14765 (builtin_define_with_value_n): Removed.
14766 * c-incpath.h: Renamed to ...
14767 * incpath.h: ... this.
14768 * c-incpath.c: Renamed to ...
14769 * incpath.c: ... this. Updated includes.
14770 * fix-header.c: Updated includes.
14771 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14772 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14773 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14775 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14777 * tree.h: Update the table of flags used on tree nodes.
14778 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14779 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14780 (FORCED_LABEL): Add access check.
14781 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14782 (ASM_INPUT_P): Likewise.
14783 (ASM_VOLATILE_P): Likewise.
14784 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14785 (OMP_SECTION_LAST): Access private_flag directly.
14786 (OMP_RETURN_NOWAIT): Likewise.
14787 (OMP_PARALLEL_COMBINED): Likewise.
14788 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14789 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14790 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14791 deprecated_flag directly.
14793 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14795 * final.c (frame_pointer_needed): Removed.
14796 * flags.h (frame_pointer_needed): Likewise.
14798 * function.h (rtl_data): Add frame_pointer_needed.
14799 (frame_pointer_needed): New.
14801 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14803 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14805 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14807 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14810 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14812 * c-common.c (strip_array_types): Move function to..
14814 (get_inner_array_type): Delete.
14815 * c-common.h (strip_array_types): Move declaration to..
14817 (get_inner_array_type): Delete.
14818 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14819 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14820 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14821 * config/pa/pa.c (emit_move_sequence): Likewise.
14823 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14825 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14828 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14830 * function.c: Include target hook for nonlocal_goto frame value.
14832 2008-05-24 Richard Guenther <rguenther@suse.de>
14834 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14835 variable can be only accessed through a pointer or a union.
14837 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14839 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14840 * doc/extend.texi: Likewise.
14842 2008-05-23 DJ Delorie <dj@redhat.com>
14844 * config/m32c/jump.md (untyped_call): Add.
14846 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14847 for A24 to PSImode.
14848 (m32c_address_cost): Detail costs for indirect offsets.
14850 2008-05-23 Rafael EspÃndola <espindola@google.com>
14852 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14853 if a node is a SUBREG.
14854 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14857 2008-05-23 Paul Brook <paul@codesourcery.com>
14858 Carlos O'Donell <carlos@codesourcery.com>
14860 * doc/extend.texi: Clarify use of __attribute__((naked)).
14861 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14862 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14863 * function.c (use_register_for_decl): Use
14864 targetm.calls.allocate_stack_slots_for_args.
14865 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14866 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14867 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14869 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14871 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14873 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14875 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14876 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14877 is only rounded once.
14879 2008-05-23 Richard Guenther <rguenther@suse.de>
14881 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14883 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14884 Jakub Jelinek <jakub@redhat.com>
14887 * configure.ac: Handle --enable-cld.
14888 * configure: Regenerated.
14889 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14890 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14891 (ix86_current_function_needs_cld): New define.
14892 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14893 (cld): New isns pattern.
14894 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14895 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14896 * config/i386/i386.opt (mcld): New option.
14897 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14898 TARGET_CLD and ix86_current_function_needs_cld.
14899 (override_options): Use -mcld by default for 32-bit code if
14902 * doc/install.texi (Options specification): Document --enable-cld.
14903 * doc/invoke.texi (Machine Dependent Options)
14904 [i386 and x86-64 Options]: Add -mcld option.
14905 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14907 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14908 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14909 (return_in_memory_64): Likewise.
14910 (return_in_memory_ms_64): Likewise.
14912 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14914 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14915 * builtins.c (fold_builtin_fpclassify): New.
14916 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14917 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14918 * c-common.c (handle_type_generic_attribute): Adjust to accept
14919 fixed arguments before an elipsis.
14920 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14921 * doc/extend.texi: Document __builtin_fpclassify.
14923 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14925 * omp-low.c (gate_expand_omp_ssa): Remove.
14926 (pass_expand_omp_ssa): Remove.
14927 (gate_expand_omp): Do not check for flag_openmp_ssa.
14928 * common.opt (-fopenmp-ssa): Remove.
14929 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14931 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14933 * config/sh/sh.opt (mfixed-range): New option.
14934 * config/sh/sh-protos.h (sh_fix_range): Declare.
14935 * config/sh/sh.c (sh_fix_range): New function.
14936 * config/sh/sh.h (sh_fixed_range_str): Declare.
14937 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14939 * doc/invoke.texi (SH Options): Document -mfixed-range.
14941 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14943 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14944 it before the redeclaration.
14946 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14948 * config/avr/avr.c (get_sequence_length): Add new function.
14949 (expand_prologue, expand_epilogue): Remove duplicate code.
14951 2008-05-22 Rafael EspÃndola <espindola@google.com>
14953 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14956 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14958 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14959 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14961 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14962 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14963 (vect_update_misalignment_for_peel): Likewise.
14964 (vector_alignment_reachable_p): Likewise.
14965 * tree-vect-transform.c (vectorizable_load): Likewise.
14966 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14967 (get_vectype_for_scalar_type): Pass mode of scalar_type
14968 to UNITS_PER_SIMD_WORD.
14970 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14971 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14972 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14973 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14974 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14976 2008-05-22 Ira Rosen <irar@il.ibm.com>
14978 PR tree-optimization/36293
14979 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14980 if the first load must be skipped because of a gap.
14982 2008-05-22 Richard Guenther <rguenther@suse.de>
14984 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14985 more cases of offset disambiguation that is possible if
14986 strict-aliasing rules apply.
14987 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14988 for basic offset and type-based disambiguation.
14990 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14992 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14993 ix86_expand_vector_set on V16QImode for SSE4.1.
14995 2008-05-21 Tom Tromey <tromey@redhat.com>
14997 * c.opt (Wimport): Mark as undocumented.
14998 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15000 (Warning Options): Likewise.
15001 * doc/cppopts.texi: Don't mention -Wimport.
15003 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15005 PR tree-optimization/36287
15006 PR tree-optimization/36286
15007 * lambda-code.c (build_access_matrix): Do not use the loop->num
15008 for computing the number of induction variables: use the loop depth
15011 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15014 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15015 option -f(no-)leading-underscore.
15017 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15019 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15020 GET_MODE_NUNITS (mode).
15022 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15024 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15025 (-mmulhw): Add 464 to description.
15026 (-mdlmzb): Likewise.
15027 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15028 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15030 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15031 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15032 * config/rs6000/rs6000.md: Update comments for 464.
15034 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15036 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15038 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15040 * config/i386/sse.md (vec_extractv4sf): Removed.
15041 (vec_extractv2df): Likewise.
15042 (vec_extractv2di): Likewise.
15043 (vec_extractv4si): Likewise.
15044 (vec_extractv8hi): Likewise.
15045 (vec_extractv16qi): Likewise.
15046 (vec_extract<mode>): New.
15048 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15050 * config/i386/sse.md (vec_setv4sf): Removed.
15051 (vec_setv2df): Likewise.
15052 (vec_setv2di): Likewise.
15053 (vec_setv4si): Likewise.
15054 (vec_setv8hi): Likewise.
15055 (vec_setv16qi): Likewise.
15056 (vec_set<mode>): New.
15058 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15060 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15061 goto for vec_concat and vec_interleave.
15063 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15065 * config/i386/sse.md (vec_initv4sf): Removed.
15066 (vec_initv2df): Likewise.
15067 (vec_initv2di): Likewise.
15068 (vec_initv4si): Likewise.
15069 (vec_initv8hi): Likewise.
15070 (vec_initv16qi): Likewise.
15071 (vec_init<mode>): New.
15073 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15075 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15077 2008-05-21 Tom Tromey <tromey@redhat.com>
15079 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15080 (zone_find_object_offset): Likewise.
15081 (gt_ggc_m_S): Likewise.
15082 (highest_bit): Likewise.
15083 * ggc-page.c (gt_ggc_m_S): New function.
15084 * stringpool.c (string_stack): Remove.
15085 (init_stringpool): Update.
15086 (ggc_alloc_string): Use ggc_alloc.
15087 (maybe_delete_ident): New function.
15088 (ggc_purge_stringpool): Likewise.
15089 (gt_ggc_m_S): Remove.
15090 * ggc-common.c (ggc_protect_identifiers): New global.
15091 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15092 ggc_protect_identifiers.
15093 * ggc.h (ggc_protect_identifiers): Declare.
15094 (gt_ggc_m_S): Update.
15095 (ggc_purge_stringpool): Declare.
15096 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15097 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15099 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15101 2008-05-21 David S. Miller <davem@davemloft.net>
15103 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15106 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15108 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15111 2008-05-20 David Daney <ddaney@avtrex.com>
15113 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15114 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15115 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15116 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15117 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15118 (atomic_hiqi_op): New define_code_iterator.
15119 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15120 mips_expand_compare_and_swap_12.
15121 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15122 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15123 (sync_<optab><mode>, sync_old_<optab><mode>,
15124 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15125 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15126 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15127 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15128 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15129 (test_and_set_12): New insn.
15130 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15131 sync_new_<optab><mode>, sync_old_nand<mode>,
15132 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15133 clobber to operand 0 for SI and DI mode insns.
15134 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15135 mips_gen_fn_4): New typedefs.
15136 (mips_gen_fn_ptrs): Define new union type.
15137 (mips_expand_compare_and_swap_12): Remove declaration.
15138 (mips_expand_atomic_qihi): Declare function.
15139 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15140 (mips_expand_atomic_qihi): ... this. Use new generator function
15142 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15143 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15144 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15145 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15146 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15147 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15148 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15149 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15150 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15151 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15154 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15156 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15159 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15161 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15162 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15163 (avr_attribute_table): Add 'OS_main' function attribute.
15164 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15165 functions with 'OS_main' attribute.
15167 2008-05-20 Richard Guenther <rguenther@suse.de>
15169 PR tree-optimization/35204
15170 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15171 helper, split out from ...
15172 (DFS): ... here. Make the DFS walk non-recursive.
15174 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15175 Jan Sjodin <jan.sjodin@amd.com>
15177 PR tree-optimization/36181
15178 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15179 (parallelize_loops): Don't parallelize when the loop has vector
15182 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15183 Sebastian Pop <sebastian.pop@amd.com>
15185 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15186 matrix, and never look at the tree representation of the memory
15188 (linear_transform_loops): Computes parameters and access matrices.
15189 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15191 (access_matrix_get_index_for_parameter): New.
15192 * tree-data-ref.h (struct access_matrix): New.
15193 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15194 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15195 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15196 am_vector_index_for_loop): New.
15197 (struct data_reference): Add field access_matrix.
15198 (DR_ACCESS_MATRIX): New.
15199 (compute_data_dependences_for_loop): Update declaration.
15200 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15201 * lambda.h (lambda_vector_vec_p): Declared.
15202 * lambda-code.c: Depend on pointer-set.h.
15203 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15204 av_for_af_base, av_for_af, build_access_matrix,
15205 lambda_compute_access_matrices): New.
15206 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15208 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15210 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15211 $SOURCEDIR/include.
15213 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15214 Sebastian Pop <sebastian.pop@amd.com>
15216 PR tree-optimization/36206
15217 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15219 (instantiate_scev_1): Rename flags to fold_conversions.
15220 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15221 outeside instantiation_loop.
15222 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15223 (evolution_function_is_affine_or_constant_p): Removed.
15224 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15226 (analyze_siv_subscript): Pass in the loop nest number.
15227 Call evolution_function_is_affine_in_loop instead of
15228 evolution_function_is_affine_p.
15229 (analyze_overlapping_iterations): Pass in the loop nest number.
15231 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15232 Sebastian Pop <sebastian.pop@amd.com>
15234 PR tree-optimization/36206
15235 * tree-chrec.h (chrec_fold_op): New.
15236 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15239 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15241 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15243 (remove_duplicates): Do not set inode on non-inode systems.
15246 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15248 * config.gcc (tm_file): Update comments about relative pathnames.
15250 2008-05-20 Richard Guenther <rguenther@suse.de>
15252 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15253 * tree-ssa-sccvn.c (process_scc): Likewise.
15254 * tree-ssa-sink.c (execute_sink_code): Likewise.
15255 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15256 * tree-vrp.c (process_assert_insertions): Likewise.
15257 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15258 (perform_tree_ssa_dce): Likewise.
15259 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15260 (dump_dominator_optimization_stats): Likewise.
15261 * tree-vectorizer.c (vectorize_loops): Likewise.
15263 2008-05-20 Richard Guenther <rguenther@suse.de>
15265 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15267 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15269 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15270 (ix86_i386elf_return_in_memory): Likewise.
15271 (ix86_i386interix_return_in_memory): Likewise.
15272 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15273 (SUBTARGET_RETURN_IN_MEMORY): New.
15274 * config/i386/i386elf.h: Likewise.
15275 * config/i386/ptx4-i.h: Likewise.
15276 * config/i386/sol2-10.h: Likewise.
15277 * config/i386/sysv4.h: Likewise.
15278 * config/i386/vx-common.h: Likewise.
15279 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15280 * config/i386/i386.c (ix86_return_in_memory): Made static and
15281 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15282 (ix86_i386elf_return_in_memory): Removed.
15283 (ix86_i386interix_return_in_memory): Removed.
15284 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15285 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15287 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15289 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15291 2008-05-19 Xinliang David Li <davidxl@google.com>
15293 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15295 * common.opt: Ditto.
15296 * doc/invoke.texi: Ditto.
15298 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15300 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15301 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15303 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15305 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15306 sizes of operand array from 8/4 to 4/2.
15307 (ix86_expand_vector_init_general): Change size of operand array
15308 from 32 to 16. Remove op0, op1 and half_mode.
15310 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15312 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15313 (ix86_expand_vector_init_interleave): Likewise.
15314 (ix86_expand_vector_init_general): Use them. Assert
15315 word_mode == SImode when n_words == 4.
15317 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15319 * config/i386/i386.c (ix86_secondary_reload): New static function.
15320 (TARGET_SECONDARY_RELOAD): New define.
15321 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15322 * config/i386/i386.md (reload_outqi): Remove.
15324 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15326 PR middle-end/35509
15327 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15328 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15329 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15330 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15331 (fold_builtin_1): Likewise.
15332 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15333 c-common.c (check_builtin_function_arguments): Handle
15334 BUILT_IN_ISINF_SIGN.
15335 * doc/extend.texi: Document __builtin_isinf_sign.
15336 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15338 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15340 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15341 EH cleanup at the end of the pass, search for those that have been
15342 turned into forwarder blocks and do the cleanup on their successor.
15344 2008-05-18 Richard Guenther <rguenther@suse.de>
15346 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15347 pointers to sizetype and vice versa.
15349 2008-05-18 Xinliang David Li <davidxl@google.com>
15351 * gcc/tree-ssa-dce.c: Coding style fix.
15352 (check_pow): Documentation comment.
15353 (check_log): Documenation comment. Coding style fix.
15354 (is_unnecessary_except_errno_call): Ditto.
15355 (gen_conditions_for_pow): Ditto.
15356 (gen_conditions_for_log): Ditto.
15357 (gen_shrink_wrap_conditions): Ditto.
15358 (shrink_wrap_one_built_in_calls): Ditto.
15359 * gcc/doc/invoke.texi: Better documentation string.
15360 * ChangeLog: Fix wrong change log entries from
15361 May 17 checkin on function call DCE.
15363 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15365 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15367 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15369 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15370 * df-problems.c (simulation routines): Fixed block comment to
15371 properly say how to add forwards scanning functions.
15373 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15375 * tree-inline.c (setup_one_parameter): Remove dead code.
15377 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15379 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15380 a BIT_AND_EXPR only for an INTEGER_TYPE.
15382 2008-05-17 Xinliang David Li <davidxl@google.com>
15384 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15385 (check_pow, check_log, is_unnecessary_except_errno_call): New
15386 functions to check for eliminating math functions that are pure
15387 except for setting errno.
15388 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15389 general condition expressions for shrink-wrapping pow/log calls.
15390 (gen_shrink_wrap_conditions): Ditto.
15391 (shrink_wrap_one_built_in_call): Ditto.
15392 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15393 (mark_operand_necessary): If debugging, output if OP is necessary.
15394 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15396 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15398 * gcc/common.opt: New user flag -ftree-builtin-dce.
15399 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15401 2008-05-16 David S. Miller <davem@davemloft.net>
15403 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15404 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15406 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15409 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15411 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15413 * ifcvt.c (dead_or_predicable): Rename
15414 df_simulate_one_insn_backwards to df_simulate_one_insn.
15415 * recog.c (peephole2_optimize): Ditto.
15416 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15418 * df.h: Rename df_simulate_one_insn_backwards to
15419 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15420 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15421 scanning of defs and uses.
15422 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15423 (df_simulate_one_insn_forwards): Removed.
15425 2008-05-16 Doug Kwan <dougkwan@google.com>
15427 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15429 (real_from_string): Handle NaNs and Inf as approriate.
15431 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15433 * doc/gty.texi (Source Files Containing Type Information): Note
15434 that headers should appear first in the gtfiles list.
15436 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15438 * tree.def (COND_EXEC): Properly documented this code.
15440 2008-05-16 Diego Novillo <dnovillo@google.com>
15442 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15443 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15446 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15448 * tree-ssa-dse (max_stmt_uid): Removed.
15449 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15450 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15451 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15452 * function.h (cfun.last_stmt_uid): New field.
15453 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15454 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15456 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15457 (create_stmt_ann): Initialize the ann->uid field.
15458 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15460 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15462 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15464 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15465 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15466 (init_empty_tree_cfg): Call it.
15468 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15470 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15473 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15475 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15476 * tree-dump.c (dump_options): New verbose option.
15477 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15479 * tree-pass.h (TDF_VERBOSE): New dump flag.
15480 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15481 (tree-flow.h): Added include.
15482 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15484 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15486 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15488 From Jie Zhang <jie.zhang@analog.com>
15489 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15490 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15491 mcpu=bf561-none and mcpu=bf561-0.2.
15492 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15493 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15494 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15495 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15496 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15497 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15498 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15500 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15501 (cputype_selected): Remove.
15502 (bfin_handle_option): Don't use cputype_selected.
15503 (override_options): When no mcpu option, enable all workarounds.
15504 Don't use bfin_workarounds.
15505 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15507 (DEFAULT_CPU_TYPE): Don't define.
15509 2008-05-16 Richard Guenther <rguenther@suse.de>
15511 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15512 on deletion of the last stmt.
15514 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15516 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15517 V8HImode for SSE2 and V16QImode for SSE4.1.
15519 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15521 * cgraph.h (compute_inline_parameters): Made public.
15522 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15523 variable_generate_summary, function_write_summary,
15524 variable_write_summary, variable_read_summary. Added generate_summary,
15525 write_summary, read_summary.
15526 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15527 pass_ipa_inline.function_generate_summary, to
15528 compute_inline_parameters.
15529 * ipa-inline.c (compute_inline_parameters): Made public and added
15531 (compute_inline_parameters_for_current): New function.
15532 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15533 (inline_generate_summary): Removed parameter and made to loop over
15535 (pass_ipa_inline): Updated for new IPA_PASS structure.
15536 * passes.c (execute_ipa_summary_passes): Now is called once per
15537 pass rather than once per node*pass.
15539 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15541 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15542 avr_have_mul_p, avr_asm_only_p): Remove variables.
15543 (avr_override_options): Remove initialization of removed variables.
15544 (avr_file_start): Convert removed variables to fields of
15545 'struct base_arch_s *avr_current_arch'.
15546 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15547 (AVR_HAVE_MUL): (Ditto.).
15548 (AVR_HAVE_MOVW): (Ditto.).
15549 (AVR_HAVE_LPMX): (Ditto.).
15550 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15551 avr_asm_only_p): Remove declaration.
15553 2008-05-15 Diego Novillo <dnovillo@google.com>
15555 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15556 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15558 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15560 PR middle-end/36194
15561 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15562 Don't call record_truncated_value from here.
15563 (record_truncated_value): Turn it into a for_each_rtx callback.
15564 (record_truncated_values): New function.
15565 (combine_instructions): Call note_uses with record_truncated_values.
15566 Change name of check_conversion to check_promoted_subreg.
15568 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15570 * doc/sourcebuild.texi: Document support for torture tests.
15572 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15574 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15575 to alternative 4 of operand 2.
15577 2008-05-15 Richard Guenther <rguenther@suse.de>
15579 * tree-pass.h (current_pass): Declare.
15580 (get_pass_for_id): Likewise.
15581 * passes.c (passes_by_id, passes_by_id_size): New globals.
15582 (set_pass_for_id): New function.
15583 (get_pass_for_id): Likewise.
15584 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15585 (execute_function_todo): Flush per function statistics.
15586 * toplev.c (compile_file): Init statistics.
15587 (general_init): Do early statistics initialization.
15588 (finalize): Finish statistics.
15589 * statistics.h (statistics_early_init): Declare.
15590 (statistics_init): Likewise.
15591 (statistics_fini): Likewise.
15592 (statistics_fini_pass): Likewise.
15593 (statistics_counter_event): Likewise.
15594 (statistics_histogram_event): Likewise.
15595 * statistics.c: New file.
15596 * Makefile.in (OBJS-common): Add statistics.o.
15597 (statistics.o): Add dependencies.
15598 * doc/invoke.texi (-fdump-statistics): Document.
15600 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15601 (insert): Likewise.
15602 (execute_pre): Use statistics_counter_event.
15603 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15604 (substitute_and_fold): Increment it. Use statistics_counter_event.
15606 2008-05-15 Diego Novillo <dnovillo@google.com>
15608 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15610 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15611 * tree-ssa-alias.c (new_type_alias): Remove references to
15612 sub-variables from comment.
15613 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15615 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15617 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15618 attribute to 1 only for insertps alternative.
15620 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15622 * config/bfin/bfin.md (loadbytes): New pattern.
15623 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15624 (bfin_init_builtins): Initialize it.
15625 (bdesc_1arg): Add it.
15627 2008-05-15 Sa Liu <saliu@de.ibm.com>
15629 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15630 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15631 * testsuite/lib/target-supports.exp: Add
15632 check_effective_target_fortran_integer_16.
15634 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15636 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15637 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15638 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15639 (TARGET_RETURN_IN_MEMORY): Define.
15641 2008-05-15 Richard Guenther <rguenther@suse.de>
15643 PR middle-end/36244
15644 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15645 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15646 represent unmodifiable vars.
15648 2008-05-15 Richard Guenther <rguenther@suse.de>
15650 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15651 INDIRECT_REF and TARGET_MEM_REF.
15652 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15655 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15656 H.J. Lu <hongjiu.lu@intel.com>
15658 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15659 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15660 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15661 insn alternatives. Add missing alternatives.
15662 (*vec_concatv2di_rex64_sse4_1): Likewise.
15663 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15664 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15665 Require TARGET_SSE.
15667 2008-05-15 Richard Guenther <rguenther@suse.de>
15669 PR tree-optimization/36009
15670 PR tree-optimization/36204
15671 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15672 (determine_invariantness_stmt): Record the loop a store is
15673 always executed in.
15674 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15677 2008-05-15 Richard Guenther <rguenther@suse.de>
15679 PR tree-optimization/34330
15680 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15681 through the pointer will alias the SMT.
15683 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15685 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15687 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15689 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15691 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15692 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15694 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15695 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15696 (vashl_optab): New optab for vector/vector shifts.
15697 (vashr_optab): Ditto.
15698 (vlshr_optab): Ditto.
15699 (vrotl_optab): Ditto.
15700 (vrotr_optab): Ditto.
15701 (optab_subtype): New enum for optab_for_tree_code call.
15702 (optab_for_tree_code): Add enum optab_subtype argument.
15704 * optabs.c (optab_for_tree_code): Take an additional argument to
15705 distinguish between a vector shift by a scalar and vector shift by
15706 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15707 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15708 vector shift by a vector.
15709 (expand_widen_pattern_expr): Pass additional argument to
15710 optab_for_tree_code.
15712 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15713 vrotl_optab, vrotr_optab.
15715 * expr.c (expand_expr_real_1): Update calls to
15716 optab_for_tree_code to distinguish between vector shifted by a
15717 scalar and vector shifted by a vector.
15718 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15719 (supportable_narrowing_operation): Ditto.
15720 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15721 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15722 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15723 (vect_create_epilog_for_reduction): Ditto.
15724 (vectorizable_reduction): Ditto.
15725 (vectorizable_operation): Ditto.
15726 (vect_strided_store_supported): Ditto.
15727 (vect_strided_load_supported): Ditto.
15728 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15729 * expmed.c (expand_shift): Ditto.
15731 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15733 (ashr@var{m}3): Ditto.
15734 (vashl@var{m}3): Document new vector/vector shift standard name.
15735 (vashr@var{m}3): Ditto.
15736 (vlshr@var{m}3): Ditto.
15737 (vrotl@var{m}3): Ditto.
15738 (vrotr@var{m}3): Ditto.
15740 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15741 (PPERM_INVERT): Ditto.
15742 (PPERM_REVERSE): Ditto.
15743 (PPERM_REV_INV): Ditto.
15744 (PPERM_ZERO): Ditto.
15745 (PPERM_ONES): Ditto.
15746 (PPERM_SIGN): Ditto.
15747 (PPERM_INV_SIGN): Ditto.
15748 (PPERM_SRC1): Ditto.
15749 (PPERM_SRC2): Ditto.
15751 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15752 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15753 allows a memory operand to be the value being added, and split it
15754 to improve vectorization.
15755 (sse5_pmacsdqh_mem): Ditto.
15756 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15757 (sse5_mulv2div2di3_high): Ditto.
15758 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15759 (vec_pack_trunc_v4si): Ditto.
15760 (vec_pack_trunc_v2di): Ditto.
15761 (sse5_pcmov_<mode>): Remove code that tried to use use
15762 andps/andnps instead of pcmov.
15763 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15764 pmacsdqh instructions.
15765 (vec_widen_smult_lo_v4si): Ditto.
15767 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15768 (PPERM_INVERT): Ditto.
15769 (PPERM_REVERSE): Ditto.
15770 (PPERM_REV_INV): Ditto.
15771 (PPERM_ZERO): Ditto.
15772 (PPERM_ONES): Ditto.
15773 (PPERM_SIGN): Ditto.
15774 (PPERM_INV_SIGN): Ditto.
15775 (PPERM_SRC1): Ditto.
15776 (PPERM_SRC2): Ditto.
15777 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15779 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15781 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15782 says ignore whether the last reference is a memory operand.
15784 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15785 Paolo Bonzini <bonzini at gnu dot org>
15787 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15790 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15791 (vlshr<mode>3): Rename from vlshr<mode>3.
15792 (vashr<mode>3): Rename from vashr<mode>3.
15793 (mulv4sf3): Change the names of vector shift patterns.
15797 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15800 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15825 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15826 (floatunssidf2_internal): Change vector/vector shift names.
15827 (floatunsdidf2_internal): Ditto.
15834 (vashl<mode>3): Rename from ashl<mode>3.
15835 (vashr<mode>3): Rename from ashr<mode>3.
15836 (vlshr<mode>3): Rename from lshr<mode>3.
15837 (vrotl<mode>3): Rename from rotl<mode>3.
15839 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15842 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15843 multiply gives the wrong value when doing widening multiplies.
15844 (vec_widen_smult_lo_v4si): Ditto.
15846 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15848 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15849 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15850 emit_library_call_value.
15851 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15852 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15853 * calls.c (initialize_argument_information, precompute_arguments,
15854 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15855 (precompute_arguments): Removed flags parameter.
15856 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15858 2008-05-14 Richard Guenther <rguenther@suse.de>
15860 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15861 Make sure to register the store if the use is a PHI_NODE.
15863 2008-05-14 Olivier Hainque <hainque@adacore.com>
15865 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15866 memory if the component is to be referenced in BLKmode according
15867 to get_inner_reference.
15869 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15871 * calls.c (emit_library_call_value_1): Restore code clearing
15872 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15874 2008-05-14 Olivier Hainque <hainque@adacore.com>
15875 Nicolas Roche <roche@adacore.com>
15877 * configure.ac: Add support for a "gcc_subdir" variable in
15878 config-lang.in, to denote a subdirectory where the language/GCC
15879 integration files are to be found.
15880 * configure: Regenerate.
15882 2008-05-14 Ira Rosen <irar@il.ibm.com>
15884 PR tree-optimization/36098
15885 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15886 value for the first load in the group in case of a gap.
15887 (vect_build_slp_tree): Check that there are no gaps in loads.
15889 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15891 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15892 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15893 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15894 emit_insn and remove unneeded code to construct extra args.
15895 (emit_no_conflict_block): Removed.
15896 * optabls.h: (emit_no_conflict_block): Removed.
15897 * cse.c (cse_extended_basic_block): Remove search for
15898 REG_NO_CONFLICT note.
15899 * global.c: Removed incorrect comment added in revision 117.
15900 * expr.c (convert_move): Change call to emit_no_conflict_block to
15902 * recog.c: Change comments so that they do not mention
15904 * local_alloc.c (combine_regs): Removed last parameter.
15905 (no_conflict_p): Removed.
15906 (block_alloc): Removed note, no_conflict_combined_regno and set
15907 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15908 (combine_regs): Removed already_dead and code to look for
15909 REG_NO_CONFLICT notes.
15910 * lower_subreg (remove_retval_note): Removed code to look for
15911 REG_NO_CONFLICT block.
15912 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15913 (resolve_clobber): Remove code to process libcalls that have
15914 REG_NO_CONFLICT notes.
15915 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15917 * combine.c (can_combine_p, distribute_notes): Removed
15918 REG_NO_CONFLICT case.
15919 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15921 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15922 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15924 * reg-notes.def (NO_CONFLICT): Removed.
15926 2008-05-14 David S. Miller <davem@davemloft.net>
15928 * config/sparc/sparc.c (sparc_profile_hook): If
15929 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15930 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15931 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15933 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15935 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15937 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15940 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15941 and op1 expansion before vector concat to have less live pseudos.
15943 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15945 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15946 ix86_expand_vector_set if supported.
15948 2008-05-13 Diego Novillo <dnovillo@google.com>
15949 Kenneth Zadeck <zadeck@naturalbridge.com>
15951 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15953 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15954 phinodes_print_statistics, init_ssanames, fini_ssanames,
15955 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15956 release_ssa_name, release_defs, replace_ssa_name_symbol,
15957 ssanames_print_statistics): Move ...
15958 * tree-flow.h: ... here.
15959 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15960 Use FN instead of cfun.
15961 (make_ssa_name_fn): Rename from make_ssa_name.
15962 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15963 * tree-flow-inline.h (make_ssa_name): Move from
15964 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15965 * omp-low.c (expand_omp_parallel):
15966 * tree-flow-inline.h (redirect_edge_var_map_result):
15967 * tree-ssa.c (init_tree_ssa): Add argument FN.
15968 Use it instead of cfun. Update all users.
15970 2008-05-13 Tom Tromey <tromey@redhat.com>
15972 PR preprocessor/22168:
15973 * doc/cpp.texi (Top): Update menu.
15974 (Alternatives to Wrapper #ifndef): New node.
15975 (Other Directives): Document deprecation.
15976 (Obsolete Features): Remove menu.
15977 (Assertions): Merge node into Obsolete Features.
15978 (Obsolete once-only headers): Move earlier; rename to Alternatives
15979 to Wrapper #ifndef.
15980 * doc/cppopts.texi: Update.
15981 * c.opt (Wdeprecated): Enable for C and ObjC.
15982 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15983 (C++ Dialect Options): Move -Wno-deprecated from here to...
15984 (Warning Options): ... here.
15986 2008-05-13 Richard Guenther <rguenther@suse.de>
15988 PR middle-end/36227
15989 * fold-const.c (fold_sign_changed_comparison): Do not allow
15990 changes in pointer-ness.
15992 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15995 * config/sh/sh.c (sh_expand_prologue): Don't clear
15996 RTX_FRAME_RELATED_P for push insns.
15998 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16000 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16002 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16004 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16005 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16006 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16008 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16010 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16011 (*vec_concatv4sf_sse): This.
16012 (*sse2_concatv2si): Renamed to ...
16013 (*vec_concatv2si_sse2): This.
16014 (*sse1_concatv2si): Renamed to ...
16015 (*vec_concatv2si_sse): This.
16016 (*vec_concatv2di_rex): Renamed to ...
16017 (*vec_concatv2di_rex64): This.
16018 (*vec_concatv2si_sse4_1): New.
16019 (*vec_concatv2di_rex64_sse4_1): Likewise.
16021 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16023 PR rtl-optimization/36111
16024 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16025 that was created for swappable operands.
16027 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16030 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16031 * configure.ac: Add call to ACX_PROG_GNAT.
16033 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16035 * optc-gen.awk: Fix comment typo.
16037 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16039 * pretty-print.c (pp_integer_with_precision): Use
16040 HOST_LONG_LONG_FORMAT.
16042 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16044 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16046 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16048 * config/i386/i386.c (bdesc_ptest): Removed.
16049 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16050 (bdesc_args): Add __builtin_ia32_ptestz128,
16051 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16052 (ix86_init_mmx_sse_builtins): Updated.
16053 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16054 (ix86_expand_builtin): Updated.
16056 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16058 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16059 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16061 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16063 * value-prof.c (interesting_stringop_to_profile): Do not
16064 return early for BUILT_IN_MEMPCPY.
16066 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16068 * calls.c (expand_call): Don't use callgraph to increase
16069 preferred_stack_boundary.
16071 * cgraph.h (cgraph_rtl_info): Use unsigned on
16072 preferred_incoming_stack_boundary.
16074 * final.c (rest_of_clean_state): Use unsigned on
16075 preferred_stack_boundary.
16077 2008-05-09 Tom Tromey <tromey@redhat.com>
16079 PR preprocessor/22231:
16080 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16083 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16085 PR tree-optimization/36129
16086 * tree-ssa-ccp.c: Include value-prof.h.
16087 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16088 built-in function was folded to a constant.
16089 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16091 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16092 Sebastian Pop <sebastian.pop@amd.com>
16094 * tree-scalar-evolution.c: Document instantiate_scev.
16095 (instantiate_parameters_1): Renamed instantiate_scev_1.
16096 Don't use the same loop for instantiation_loop and evolution_loop.
16097 (instantiate_scev): New.
16098 (instantiate_parameters): Moved...
16099 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16100 same loop twice. Maintains the semantics for this function.
16101 * tree-scalar-evolution.h (instantiate_scev): Declare.
16102 (instantiate_parameters): ...here. Now static inline.
16103 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16104 instead of resolve_mixers.
16106 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16108 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16110 2008-05-09 Tomas Bily <tbily@suse.cz>
16112 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16113 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16114 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16115 * c-common.c (c_common_truthvalue_conversion): Likewise.
16116 * tree-object-size.c (compute_object_offset): Likewise.
16117 * tree-inline.c (estimate_num_insns_1): Likewise.
16118 * varasm.c (const_hash_1, compare_constant, copy_constant)
16119 (compute_reloc_for_constant, output_addressed_constants)
16120 (initializer_constant_valid_p): Likewise.
16121 * c-omp.c (check_omp_for_incr_expr): Likewise.
16122 * gimplify.c (gimplify_expr): Likewise.
16123 * c-typeck.c (c_finish_return): Likewise.
16124 * tree-vectorizer.c (supportable_widening_operation)
16125 (supportable_narrowing_operation): Likewise.
16126 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16127 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16128 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16129 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16130 (descr_info_loc): Likewise.
16131 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16132 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16133 (fold_unary): Likewise.
16134 * builtins.c (get_pointer_alignment): Likewise.
16135 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16136 (instantiate_parameters_1): Likewise.
16137 * tree.c (expr_align, stabilize_reference): Likewise.
16138 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16139 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16140 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16141 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16142 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16143 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16145 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16146 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16147 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16148 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16149 (forward_propagate_comparison)
16150 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16151 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16152 * emit-rtl.c (component_ref_for_mem_expr)
16153 (set_mem_attributes_minus_bitpos): Likewise.
16154 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16155 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16157 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16158 (build_function_call, pointer_diff, build_compound_expr)
16159 (c_finish_return): Likewise.
16160 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16161 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16163 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16164 * expr.c (is_aligning_offset): Likewise.
16165 * tree-ssa-alias.c (is_escape_site): Likewise.
16166 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16167 (check_all_va_list_escapes): Likewise.
16168 * tree-ssa-loop-ivopts.c (determine_base_object)
16169 (determine_common_wider_type): Likewise.
16170 * dojump.c (do_jump): Likewise.
16171 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16172 * tree-gimple.c (is_gimple_cast): Likewise.
16173 * fold-const.c (decode_field_reference, )
16174 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16175 (fold_binary): Likewise.
16176 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16177 (already_warned_in_frontend_p): Likewise.
16178 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16179 * tree.c (really_constant_p, get_unwidened): Likewise.
16180 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16181 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16182 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16184 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16186 (CONVERT_EXPR_P): Define.
16187 (CASE_CONVERT): Define.
16189 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16191 PR middle-end/36117
16192 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16193 (delete_unmarked_insns): When deleting a call, call
16194 delete_unreachable_blocks.
16195 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16196 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16198 2008-05-08 Richard Guenther <rguenther@suse.de>
16200 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16201 (-ftree-salias): Likewise.
16202 (salias-max-implicit-fields): Remove param documentation.
16203 (salias-max-array-elements): Likewise.
16204 * tree-pass.h (pass_create_structure_vars): Remove.
16205 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16206 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16207 * tree-ssa-alias.c (create_structure_vars): Remove.
16208 (gate_structure_vars): Likewise.
16209 (pass_create_structure_vars): Likewise.
16210 (gate_build_alias): Likewise.
16211 (pass_build_alias): Adjust to run always and dump the function.
16212 * common.opt (ftree-salias): Hide.
16213 * passes.c (init_optimization_passes): Remove
16214 pass_create_structure_vars, adjust comment.
16215 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16216 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16217 * opts.c (decode_options): Do not set flag_tree_salias.
16218 (common_handle_option): Add OPT_ftree_salias to the backward
16219 compatibility section.
16221 2008-05-08 Richard Guenther <rguenther@suse.de>
16223 * tree-flow-inline.h (var_can_have_subvars): Move ...
16224 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16225 * tree-flow.h (var_can_have_subvars): Remove.
16226 (push_fields_onto_fieldstack): Remove.
16227 (sort_fieldstack): Likewise.
16228 (struct fieldoff): Move ...
16229 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16230 alias_set and base_for_components fields.
16231 (sort_fieldstack): Make static.
16232 (push_fields_onto_fieldstack): Likewise. Remove code that
16233 handles anything but RECORD_TYPEs. Remove alias_set and
16234 base_for_components handling.
16235 (create_variable_info_for): Adjust.
16237 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16239 * common.opt (Wframe-larger-than=): Shorten the help message
16241 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16243 2008-05-08 Rafael EspÃndola <espindola@google.com>
16245 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16247 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16248 trap and that both operands are gimple values.
16249 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16250 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16253 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16255 * read-rtl.c (join_c_conditions): Return the first string if the
16256 two strings are equal.
16258 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16260 * gensupport.h (pred_data): Add a "num_codes" field.
16261 (add_predicate_code): Declare.
16262 * gensupport.c (add_predicate_code): New function.
16263 (std_pred_table): Add an "allows_const_p" field.
16264 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16265 Remove the (incomplete) list of such codes from the codes field.
16266 (init_predicate_table): Use add_predicate_code. Add all
16267 RTX_CONST_OBJs if allows_const_p is true.
16268 * genrecog.c (process_define_predicate): Use add_predicate_code.
16270 2008-05-08 David Daney <ddaney@avtrex.com>
16271 Richard Sandiford <rsandifo@nildram.co.uk>
16273 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16274 special case of constant zero operands.
16275 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16276 old and new values. Special case constant zero values.
16277 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16279 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16280 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16282 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16285 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16286 similar RTX_CONST_OBJ before CONST_INT.
16288 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16290 * stmt.c (expand_stack_restore): Change sa mode if needed.
16292 2008-05-08 Richard Guenther <rguenther@suse.de>
16294 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16295 return type to bool.
16296 (ix86_sol10_return_in_memory): Likewise.
16297 (ix86_i386elf_return_in_memory): Likewise.
16298 (ix86_i386interix_return_in_memory): Likewise.
16299 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16300 (ix86_sol10_return_in_memory): Likewise.
16301 (ix86_i386elf_return_in_memory): Likewise.
16302 (ix86_i386interix_return_in_memory): Likewise.
16304 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16307 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16309 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16310 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16313 2008-05-08 Richard Guenther <rguenther@suse.de>
16315 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16316 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16317 (DR_SUBVARS): Remove.
16318 * tree-dfa.c (dump_subvars_for): Remove.
16319 (debug_subvars_for): Likewise.
16320 (dump_variable): Do not dump subvars.
16321 (remove_referenced_var): Do not remove subvars.
16322 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16323 (lookup_subvars_for_var): Remove.
16324 (get_subvars_for_var): Likewise.
16325 (get_subvars_at): Likewise.
16326 (get_first_overlapping_subvar): Likewise.
16327 (overlap_subvar): Likewise.
16328 * tree-flow.h (subvar_t): Remove.
16329 (struct var_ann_d): Remove subvars field.
16330 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16331 argument. Remove special handling of SFTs.
16332 (compute_tag_properties): Likewise.
16333 (set_initial_properties): Likewise.
16334 (compute_call_clobbered): Likewise.
16335 (count_mem_refs): Likewise.
16336 (compute_memory_partitions): Likewise.
16337 (compute_flow_insensitive_aliasing): Likewise.
16338 (setup_pointers_and_addressables): Likewise.
16339 (new_type_alias): Likewise.
16340 (struct used_part): Remove.
16341 (used_portions): Likewise.
16342 (struct used_part_map): Likewise.
16343 (used_part_map_eq): Likewise.
16344 (used_part_map_hash): Likewise.
16345 (free_used_part_map): Likewise.
16346 (up_lookup): Likewise.
16347 (up_insert): Likewise.
16348 (get_or_create_used_part_for): Likewise.
16349 (create_sft): Likewise.
16350 (create_overlap_variables_for): Likewise.
16351 (find_used_portions): Likewise.
16352 (create_structure_vars): Likewise.
16353 * tree.def (STRUCT_FIELD_TAG): Remove.
16354 * tree.h (MTAG_P): Adjust.
16355 (struct tree_memory_tag): Remove base_for_components and
16356 unpartitionable flags.
16357 (struct tree_struct_field_tag): Remove.
16358 (SFT_PARENT_VAR): Likewise.
16359 (SFT_OFFSET): Likewise.
16360 (SFT_SIZE): Likewise.
16361 (SFT_NONADDRESSABLE_P): Likewise.
16362 (SFT_ALIAS_SET): Likewise.
16363 (SFT_UNPARTITIONABLE_P): Likewise.
16364 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16365 (union tree_node): Remove sft field.
16366 * alias.c (get_alias_set): Remove special handling of SFTs.
16367 * print-tree.c (print_node): Remove handling of SFTs.
16368 * tree-dump.c (dequeue_and_dump): Likewise.
16369 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16370 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16371 * tree-predcom.c (set_alias_info): Do not set subvars.
16372 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16373 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16374 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16375 (add_vars_for_offset): Remove.
16376 (add_virtual_operand): Remove special handling of SFTs.
16377 (add_call_clobber_ops): Likewise.
16378 (add_call_read_ops): Likewise.
16379 (get_asm_expr_operands): Likewise.
16380 (get_modify_stmt_operands): Likewise.
16381 (get_expr_operands): Likewise.
16382 (add_to_addressable_set): Likewise.
16383 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16384 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16385 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16386 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16387 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16388 (tree_node_structure): Likewise.
16389 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16391 (find_what_p_points_to): Likewise.
16393 2008-05-08 Sa Liu <saliu@de.ibm.com>
16395 * config/spu/spu.md: Fixed subti3 pattern.
16397 2008-05-08 Richard Guenther <rguenther@suse.de>
16399 PR middle-end/36154
16400 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16401 sure to create a representative for trailing arrays for PTA.
16403 2008-05-08 Richard Guenther <rguenther@suse.de>
16405 PR middle-end/36172
16406 * fold-const.c (operand_equal_p): Two objects which types
16407 differ in pointerness are not equal.
16409 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16411 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16412 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16413 (emit_library_call_value_1): Add new variable fndecl initialized by
16414 NULL_TREE. It should be the decl type of orgfun, but this information
16415 seems not to be available here, so it uses the default calling abi.
16416 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16417 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16418 by TARGET_RETURN_IN_MEMORY.
16419 * config/i386/i386-interix.h: Likewise.
16420 * config/i386/i386.h: Likewise.
16421 * config/i386/i386elf.h: Likewise.
16422 * config/i386/ptx4-i.h: Likewise.
16423 * config/i386/sol2-10.h: Likewise.
16424 * config/i386/sysv4.h: Likewise.
16425 * config/i386/vx-common.h: Likewise.
16426 * config/cris/cris.h: Removed #if 0 clause.
16427 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16428 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16430 (ix86_sol10_return_in_memory): Likewise.
16431 (ix86_i386elf_return_in_memory): New.
16432 (ix86_i386interix_return_in_memory): New.
16433 * config/mt/mt-protos.h (mt_return_in_memory): New.
16434 * config/mt/mt.c: Likewise.
16435 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16436 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16437 * config/bfin/bfin.h: Likewise.
16438 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16440 * config/bfin/bfin.c: Likewise.
16441 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16442 * config/alpha/unicosmk.h: Likewise.
16443 * config/i386/cygming.h: Likewise.
16444 * config/iq2000/iq2000.h: Likewise.
16445 * config/mips/mips.h: Likewise.
16446 * config/mn10300/mn10300.h: Likewise.
16447 * config/rs6000/rs6000.h: Likewise.
16448 * config/score/score.h: Likewise.
16449 * config/spu/spu.h: Likewise.
16450 * config/v850/v850.h: Likewise.
16451 * defaults.h: Likewise.
16452 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16453 * expr.c (emit_block_move): Adjust use of
16454 OUTGOING_REG_PARM_STACK_SPACE.
16455 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16456 OUTGOING_REG_PARM_STACK_SPACE.
16457 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16459 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16461 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16462 on OMP_RETURN for OMP_FOR.
16465 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16466 (fortran_common): New function.
16467 (gen_variable_die): Call fortran_common instead of common_check,
16468 adjust for it returning tree instead of rtx. Formatting.
16470 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16474 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16475 * c-decl.c (merge_decls): Ditto.
16476 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16477 to RTL_CONST_OR_PURE_CALL_P.
16478 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16479 Initialized DECL_LOOPING_CONST_PURE.
16480 (process_call_operands): Set tree_side_effects properly.
16481 * tree.h (TREE_READONLY_DECL_P): Removed.
16482 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16483 (DECL_LOOPING_OR_CONST_P): New macro.
16484 (struct tree_function_decl): Added looping_const_or_pure_p.
16485 (ECF_*) Renumbered.
16486 (ECF_LOOPING_OR_CONST_P): New macro.
16487 * rtlanal.c (pure_const_p): Removed.
16488 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16489 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16490 to RTL_CONST_CALL_P.
16491 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16492 (check_decl, check_tree, check_call, scan_function): Initialize
16494 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16495 (static_execute): Set looping true for recursive functions.
16496 Undo setting state to IPA_NEITHER for recursive functions.
16497 * cse.c (cse_insn):
16498 * ifcvt.c (noce_can_store_speculate_p): Changed
16499 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16500 RTL_CONST_OR_PURE_CALL_P.
16501 * dse.c (scan_insn): Ditto.
16502 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16503 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16504 RTL_CONST_OR_PURE_CALL_P.
16505 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16506 pure_call_p to RTL_CONST_CALL_P.
16507 * gimplify.c (gimplify_call_expr): Clear side effects for
16508 non-looping pure and constant calls.
16509 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16510 (flags_from_decl_or_type): Set ecf flags from decl flags.
16511 (initialize_argument_information): Turn off
16512 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16513 Change const to pure if callee_copies is true rather than just
16515 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16516 way of marking pure calls.
16517 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16518 Remove hack that was supposed to fix pr7335 and remove old
16519 way of marking pure calls.
16520 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16521 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16522 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16523 RTL_CONST_OR_PURE_CALL_P.
16524 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16525 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16526 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16527 * sched-deps.c (schedule_analyze): Ditto.
16528 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16529 return_val field of calls to represent pure and const function info.
16530 (CONST_OR_PURE_CALL_P): Deleted macro.
16531 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16532 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16533 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16535 * tree-optimize.c (execute_fixup_cfg): Added test for
16536 ECF_LOOPING_CONST_OR_PURE.
16537 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16539 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16540 effects for looping pure or const calls.
16541 (verify_gimple_expr): Added verification code.
16542 * config/alpha/alpha.c (alpha_legitimize_address,
16543 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16545 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16546 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16547 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16548 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16549 RTL_CONST_OR_PURE_CALL_P.
16550 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16551 and const calls to be deleted.
16553 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16556 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16557 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16558 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16559 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16560 to handle nonimmediate operands.
16561 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16562 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16563 to handle nonimmediate operands.
16564 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16565 (mmx_pmulhrwv4hi3): New expander. Use
16566 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16567 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16568 (sse2_umulv1siv1di3): New expander. Use
16569 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16570 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16571 (mmx_eq<mode>3): New expander. Use
16572 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16573 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16574 (mmx_uavgv8qi3): New expander. Use
16575 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16576 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16577 (mmx_uavgv4hi3): New expander. Use
16578 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16580 * config/i386/sse.md
16581 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16582 to handle nonimmediate operands.
16583 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16584 to handle nonimmediate operands.
16585 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16586 to handle nonimmediate operands.
16587 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16588 to handle nonimmediate operands.
16589 (sse2_unpckhpd_exp): New expander. Use
16590 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16591 (sse2_unpcklpd_exp): New expander. Use
16592 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16593 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16594 to handle nonimmediate operands.
16595 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16596 to handle nonimmediate operands.
16597 (*sse2_<plusminus_insn><mode>3): Rename from
16598 sse2_<plusminus_insn><mode>3 insn pattern.
16599 (sse2_<plusminus_insn><mode>3): New expander. Use
16600 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16601 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16602 (sse2_umulv2siv2di3): New expander. Use
16603 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16604 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16605 (sse4_1_mulv2siv2di3): New expander. Use
16606 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16607 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16608 (sse2_pmaddwd): New expander. Use
16609 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16610 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16611 (sse2_eq<mode>3): New expander. Use
16612 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16613 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16614 (sse4_1_eqv2di3): New expander. Use
16615 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16616 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16617 (sse2_uavgv16qi3): New expander. Use
16618 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16619 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16620 (sse2_uavgv16qi3): New expander. Use
16621 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16622 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16623 (sse2_uavgv8hi3): New expander. Use
16624 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16625 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16626 (ssse3_pmulhrswv8hi3): New expander. Use
16627 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16628 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16629 (ssse3_pmulhrswv4hi3): New expander. Use
16630 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16632 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16633 (<sse>_vmmul<mode>3): Ditto.
16634 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16636 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16637 (ssse3_pmaddubsw): Ditto.
16639 * config/i386/i386.c (struct_builtin_description)
16640 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16641 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16642 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16643 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16644 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16645 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16646 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16647 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16648 (ix86_fixup_binary_operands): Assert that src1
16649 and src2 must have the same mode when swapped.
16650 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16651 and ix86_binary_operator_ok. Do not force operands in registers
16654 2008-05-07 Jan Hubicka <jh@suse.cz>
16656 * cgraph.c (dump_cgraph_node): Update.
16657 * cgraph.h (cgraph_local_info): Break out inline summary.
16658 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16660 * ipa-inline (inline_summary): New accestor function.
16661 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16662 cgraph_decide_inlining, compute_inline_parameters): Update.
16663 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16665 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16667 Cleanup ColdFire scheduling support and add V4 pipeline model.
16669 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16670 (define_attr cpu): Add cfv4 value.
16671 (define_attr type, define_attr type1): Merge into a single 'type'
16672 attribute. Update all uses.
16673 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16674 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16676 (define_attr opx_mem, define_attr opy_mem): Remove.
16677 (define_attr op_mem): Clean up, update comment.
16678 (define_attr size): Use specific values instead of general int.
16679 (define_attr guess, define_attr split): Remove. Update all uses.
16680 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16681 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16682 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16683 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16684 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16685 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16686 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16687 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16688 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16689 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16690 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16691 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16692 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16693 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16694 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16695 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16696 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16697 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16698 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16699 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16700 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16701 Update or set attributes.
16702 (stack_tie): New fake instruction.
16704 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16705 (m68k_sched_attr_size): Update declaration.
16706 (m68k_sched_attr_type2): Remove.
16707 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16708 Declare new bypass predicates.
16710 * config/m68k/m68k.c (m68k_sched_issue_rate,
16711 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16713 (TARGET_SCHED_ISSUE_RATE,
16714 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16715 (override_options): Handle scheduling for ColdFire V4 core.
16716 (m68k_expand_prologue): Emit stack_tie.
16717 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16718 'OP_TYPE_FPN'. Update all uses.
16719 (sched_guess_p): Remove.
16720 (sched_address_type): Handle symbolic addresses.
16721 (sched_get_operand): New static function.
16722 (sched_operand_type): Merge into sched_attr_op_type.
16723 (sched_attr_op_type): Handle FP registers, handle quick constants,
16725 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16726 (m68k_sched_attr_size): Update. Move logic to ...
16727 (sched_get_attr_size_int): New static function.
16728 (sched_get_opxy_mem_type): New static function.
16729 (m68k_sched_attr_op_mem): Update.
16730 (m68k_sched_attr_type2): Remove.
16731 (sched_cfv4_bypass_data): New static variable.
16732 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16733 (m68k_sched_issue_rate): Implement scheduler hook.
16734 (struct _sched_ib: enabled_p): New field.
16735 (m68k_sched_variable_issue): Update. Handle V4.
16736 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16737 sched_dump_class_func_t, sched_dump_split_class,
16738 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16739 sched_dump_dfa_class, m68k_sched_dump): Remove.
16740 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16742 (m68k_sched_init_global): Remove statisctics dumping, introduce
16743 sanity check that all instructions have pipeline reservations. Handle
16745 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16746 Handle ColdFire V4 core.
16747 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16748 New static functions.
16749 (m68k_sched_address_bypass_p): New bypass predicate.
16750 (sched_get_indexed_address_scale): New static function.
16751 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16753 * cf.md: Update comments.
16754 (define_attr type2): Remove. Use 'type' attribute instead.
16756 (cf_ib): Rename to cfv123_ib. Update all uses.
16757 (cf_oep): Rename to cfv123_oep. Update all uses.
16758 (cf_chr): Rename to cfv123_chr. Update all uses.
16759 (cf_mem): Rename to cfv123_mem. Update all uses.
16760 (cf_mac): Move to more appropriate place.
16761 (cfv123_guess): New automaton and cpu_unit.
16762 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16763 Update uses of 'size' attribute. Handle before reload scheduling.
16764 (cfv123_guess): New dummy reservation for unhandled instructions.
16765 (cfv4_*): Pipeline description of ColdFire V4 core.
16766 (ignore): New reservation to handle 'ignore' type.
16768 2008-05-07 Ian Lance Taylor <iant@google.com>
16770 PR middle-end/36013
16771 * gimplify.c (find_single_pointer_decl_1): Don't look through
16773 (find_single_pointer_decl): Adjust comments.
16775 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16777 PR middle-end/36137
16778 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16779 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16781 PR middle-end/36106
16782 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16783 integral type rather than floating point, then VIEW_CONVERT_EXPR
16784 to the floating point type.
16786 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16789 TFmode op0 to register.
16791 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16793 * c-decl.c (grokdeclarator): Comment typo.
16795 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16797 * tree-flow.h: Remove prototype for computed_goto_p.
16798 * tree-cfg.c (computed_goto_p): Make static.
16800 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16803 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16804 (contains_aligned_value_p): This. Handle _Decimal128.
16805 (ix86_function_arg_boundary): Only align _Decimal128 to its
16806 natural boundary and handle it properly.
16808 2008-05-06 Martin Jambor <mjambor@suse.cz>
16810 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16811 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16812 (ipcp_method_set_orig_node): Removed.
16813 (ipcp_cval_get_cvalue_type): Removed.
16814 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16815 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16816 (ipcp_cval_set_cvalue_type): Removed.
16817 (ipcp_cval_get_cvalue): Removed.
16818 (ipcp_cval_set_cvalue): Removed.
16819 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16820 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16821 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16822 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16823 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16824 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16825 (ipcp_get_ith_lattice): Changed parameters.
16826 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16827 (ipcp_lattice_from_jfunc): Changed parameters.
16828 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16829 (ipcp_method_cval_print): Added temporary variable info.
16830 (ipcp_redirect): Removed already unused local variable caller.
16831 (ipcp_redirect): New temporary variable orig_callee_info
16832 (ipcp_redirect): Removed newly unused local variable callee.
16833 (ipcp_redirect): Removed (a bit confusing) local variable type.
16834 (ipcp_insert_stage): Added local variable info.
16835 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16837 (ipcp_formal_create): Removed.
16838 (ipcp_method_cval_set): Removed.
16839 (ipcp_propagate_stage): Renamed lattice variables.
16840 (ipcp_method_cval_set_cvalue_type): Removed.
16841 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16842 (ipcp_print_all_lattices): Changed printed strings to refer to
16843 lattices rather than cvals.
16844 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16845 (ipcp_propagate_const): Changed formal parameters.
16846 (build_const_val): Changed formal parameters.
16847 (ipcp_insert_stage): Removed useless variable cvalue
16848 (build_const_val): Changed formal parameters.
16849 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16850 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16851 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16852 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16853 (ipcp_print_func_profile_counts): Changed string from "method" to
16855 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16856 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16857 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16858 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16859 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16860 (ipcp_lat_is_const): Changed parameters and made inline.
16861 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16862 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16863 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16864 the predicate condition directly
16865 (ipcp_propagate_stage): Added local variable args. Removed local
16866 variable callee. (Both are mere code simplifications.)
16867 (ipcp_method_dont_insert_const): Renamed to
16868 ipcp_node_not_modifiable_p.
16869 (ipcp_node_not_modifiable_p): Made inline.
16870 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16871 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16872 (ipcp_print_all_lattices): Removed variable cvalue
16873 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16876 2008-05-06 Olivier Hainque <hainque@adacore.com>
16878 * tree-sra.c (try_instantiate_multiple_fields): Early return
16879 if field has POINTER_TYPE.
16881 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16883 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16884 by using 'q' specifier for instruction.
16885 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16887 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16889 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16890 Change mode of zero_extract from QImode to HImode.
16891 (sign bit tests peepholes): (Ditto.).
16893 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16895 * config/i386/mmx.md: Remove double backslashes from asm templates.
16896 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16897 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16898 to handle nonimmediate operands.
16899 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16900 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16901 to handle nonimmediate operands.
16902 (*mmx_<code>v2sf3_finite): New insn pattern.
16903 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16904 (mmx_<code>v2sf3): New expander. Use
16905 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16906 (mmx_<plusminus_insn><mode>3): New expander. Use
16907 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16908 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16909 (mmx_add<mode>3): Removed.
16910 (mmx_ssadd<mode>3): Ditto.
16911 (mmx_usadd<mode>3): Ditto.
16912 (mmx_sub<mode>3): Ditto.
16913 (mmx_sssub<mode>3): Ditto.
16914 (mmx_ussub<mode>3): Ditto.
16915 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16916 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16917 to handle nonimmediate operands.
16918 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16920 (mmx_smulv4hi3_highpart): New expander. Use
16921 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16922 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16924 (mmx_umulv4hi3_highpart): New expander. Use
16925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16926 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16927 (mmx_<code>v4hi3): New expander. Use
16928 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16929 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16930 (mmx_<code>v8qi3): New expander. Use
16931 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16932 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16933 (mmx_<code><mode>3): New expander. Use
16934 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16936 2008-05-05 Jan Hubicka <jh@suse.cz>
16938 PR tree-optimization/36118
16939 * passes.c (pass_init_dump_file): Fix dump header.
16941 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16943 PR middle-end/36141
16944 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16945 VCE for function decls.
16947 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16949 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16951 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16953 * config/i386/i386.md (sat_plusminus): New.
16954 (plusminus_insn): Likewise.
16955 (plusminus_mnemonic): Likewise.
16957 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16958 (*<addsub><mode>3_cc_overflow): Renamed to ...
16959 (*<plusminus_insn><mode>3_cc_overflow): This.
16960 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16961 (*<plusminus_insn>si3_zext_cc_overflow): This.
16963 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16964 (<plusminus_insn><mode>3): This.
16965 (*<addsub><mode>3): Renamed to ...
16966 (*<plusminus_insn><mode>3): This.
16967 (<sse>_vm<addsub><mode>3): Renamed to ...
16968 (<sse>_vm<plusminus_insn><mode>3): This.
16969 (sse3_h<addsub>v4sf3): Renamed to ...
16970 (sse3_h<plusminus_insn>v4sf3): This.
16971 (sse3_h<addsub>v2df3): Renamed to ...
16972 (sse3_h<plusminus_insn>v2df3): This.
16973 (<plusminus_insn><mode>3): New.
16974 (*<plusminus_insn><mode>3): Likewise.
16975 (sse2_<plusminus_insn><mode>3): Likewise.
16976 (add<mode>): Removed.
16977 (*add<mode>3): Likewise.
16978 (sse2_ssadd<mode>3): Likewise.
16979 (sse2_usadd<mode>3): Likewise.
16980 (sub<mode>3): Likewise.
16981 (*sub<mode>3): Likewise.
16982 (sse2_sssub<mode>3): Likewise.
16983 (sse2_ussub<mode>3): Likewise.
16985 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16987 * gthr-single.h: Add in required interface elements as per gthr.h.
16988 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16989 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16990 Generalize UNUSED macro.
16991 (__gthread_once): Add.
16992 (__gthread_key_create): Add.
16993 (__gthread_key_delete): Add.
16994 (__gthread_getspecific): Add.
16995 (__gthread_setspecific): Add.
16997 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16999 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17000 the same size types for the indirect reference on the rhs, then
17003 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17005 * config/i386/i386.md
17006 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17007 one insn template instead of template series.
17008 (*xordi_1_rex64): Ditto.
17009 (*xordi_2_rex64): Ditto.
17011 2008-05-05 Ira Rosen <irar@il.ibm.com>
17013 PR tree-optimization/36119
17014 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17017 2008-06-04 Jan Hubicka <jh@suse.cz>
17019 tree-optimization/36100
17020 * tree-pass.h (pass_O0_always_inline): Declare.
17021 * ipa-inline.c (inline_transform): Remove dead code.
17022 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17023 pass_O0_always_inline): New.
17024 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17026 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17028 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17029 mnemonic in this_param move for TARGET_64BIT.
17031 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17033 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17034 (*strmovsi_rex_1): Ditto.
17035 (*strsetsi_1): Ditto.
17036 (*strsetsi_rex_1): Ditto.
17038 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17039 adddicc expanders using SWI mode iterator.
17041 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17044 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17047 2008-05-04 David S. Miller <davem@davemloft.net>
17049 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17050 (sparc*-*-linux*): Use linux.h in tm_file.
17051 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17052 compiler defaulting to 32-bit.
17053 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17055 * config/sparc/linux.h: Remove definitions now obtained
17056 properly from linux.h
17057 * config/sparc/linux64.h: Likewise.
17058 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17059 don't want this setting for 32-bit builds in a biarch compiler.
17060 * doc/install.texi: Add sparc-linux to list of targets
17061 supporting --enable-targets=all.
17063 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17065 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17067 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17069 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17070 after V4SI_FTYPE_V8HI.
17071 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17072 case V4SI_FTYPE_V2DF.
17074 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17076 * doc/invoke.texi (max-flow-memory-locations): Removed.
17077 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17079 2008-05-03 Richard Guenther <rguenther@suse.de>
17081 PR middle-end/34973
17082 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17084 2008-05-02 David S. Miller <davem@davemloft.net>
17086 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17088 2008-05-02 Simon Baldwin <simonb@google.com>
17091 * c-common.h (warn_array_subscript_range): Removed.
17092 * c-common.c (warn_array_subscript_range): Ditto.
17093 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17094 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17096 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17098 * config/i386/i386.c (ix86_special_builtin_type): New.
17099 (bdesc_special_args): Likewise.
17100 (ix86_expand_special_args_builtin): Likewise.
17101 (ix86_init_mmx_sse_builtins): Updated.
17102 (ix86_expand_builtin): Updated.
17103 (ix86_expand_store_builtin): Removed.
17104 (ix86_expand_unop_builtin): Likewise.
17106 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17107 * config/i386/mmintrin.h (__v2sf): Here.
17109 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17111 (_mm_loadl_pi): Likewise.
17112 (_mm_storeh_pi): Replace __v2si with __v2sf.
17113 (_mm_storel_pi): Likewise.
17115 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17116 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17117 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17118 __builtin_ia32_loadlpd.
17120 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17122 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17123 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17124 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17125 (ix86_init_mmx_sse_builtins): Updated.
17126 (ix86_expand_args_builtin): Likewise.
17127 (ix86_expand_builtin): Likewise.
17128 (ix86_expand_unop1_builtin): Renamed to ...
17129 (ix86_expand_unop_vec_merge_builtin): This.
17131 2008-05-01 Jan Hubicka <jh@suse.cz>
17134 * ipa-inline.c (inline_generate_summary): Make static.
17135 (inline_transform): Do not call inlining at -O0; make static.
17136 * passes.c (execute_todo): Add sanity check.
17137 (execute_one_ipa_transform_pass): Execute proper flags.
17139 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17141 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17142 (DECL_NONADDRESSABLE_P): Likewise.
17143 * alias.c (record_component_aliases): Fix comment.
17145 2008-05-01 Simon Baldwin <simonb@google.com>
17147 * c-common.h (warn_array_subscript_range): New function.
17148 * c-common.c (warn_array_subscript_range): Ditto.
17149 * tree-vrp.c (check_array_ref): Corrected code to agree with
17150 comment, ignoring only arrays of size 0 or size 1.
17151 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17153 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17155 * config/i386/i386.c (ix86_builtin_type): Replace
17156 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17157 (bdesc_args): Updated.
17158 (ix86_init_mmx_sse_builtins): Likewise.
17159 (ix86_expand_args_builtin): Likewise.
17161 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17164 * doc/extend.texi: Correct __builtin_ia32_palignr.
17166 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17169 * config/i386/i386.c (bdesc_crc32): Removed.
17170 (ix86_expand_crc32): Likewise.
17171 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17172 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17173 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17174 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17175 UINT_FTYPE_UINT_UCHAR.
17176 (bdesc_args): Updated. Add crc32 builtins.
17177 (ix86_init_mmx_sse_builtins): Updated.
17178 (ix86_expand_args_builtin): Updated to support subreg.
17180 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17182 2008-05-01 Jan Hubicka <jh@suse.cz>
17184 * tree-pass.h (opt_pass): Add IPA_PASS.
17185 (varpool_node, cgraph_node): Forward declare.
17186 (ipa_opt_pass): Define.
17187 (pass_ipa_inline): Turn into ipa_opt_pass.
17188 (pass_apply_inline): Remove.
17189 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17190 (apply_inline): Turn into ....
17191 (inline_transform): ... this one.
17192 (inline_generate_summary): New function.
17193 (pass_apply_inline): Remove.
17194 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17196 (struct function): Add ipa_transforms_to_apply.
17197 * passes.c (register_one_dump_file): Work on IPA_PASS.
17198 (init_optimization_passes): Remove pass_inline_parameters and
17200 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17201 (execute_one_pass) ... here; apply transforms when possible.
17202 (add_ipa_transform_pass, execute_ipa_summary_asses,
17203 execute_one_ipa_transform_pass): New.
17204 (execute_ipa_pass_list): Update for IPA_PASS type.
17206 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17208 * config/i386/i386.c (ix86_builtin_type): Add
17209 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17210 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17211 (bdesc_args): Add SSE4a builtins.
17212 (ix86_init_mmx_sse_builtins): Updated.
17213 (ix86_expand_args_builtin): Likewise.
17214 (ix86_expand_builtin): Likewise.
17216 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17218 * config/i386/i386.c (ix86_builtin_type): Add
17219 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17220 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17221 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17222 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17223 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17224 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17225 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17226 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17227 and DI_FTYPE_DI_DI_INT.
17228 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17229 (ix86_init_mmx_sse_builtins): Updated.
17230 (ix86_expand_args_builtin): Likewise.
17231 (ix86_expand_builtin): Likewise.
17232 (ix86_expand_binop_imm_builtin): Removed.
17234 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17236 2008-04-30 Richard Guenther <rguenther@suse.de>
17238 PR tree-optimization/32921
17239 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17241 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17243 * config/arm/arm.c (arm_unwind_emit): Use
17244 crtl->all_throwers_are_sibcalls instead of
17245 cfun->all_throwers_are_sibcalls.
17246 (arm_output_fn_unwind): Likewise.
17247 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17248 instead of cfun->uses_pic_offset_table.
17249 (frv_expand_prologue): Likewise.
17250 (frv_frame_pointer_required): Likewise.
17251 (frv_expand_fdpic_call): Likewise.
17252 (frv_emit_movsi): Likewise.
17253 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17254 cfun->returns_pcc_struct instead of
17255 current_function_returns_pcc_struct.
17256 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17257 instead of cfun->calls_eh_return.
17258 (m32c_pushm_popm): Likewise.
17259 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17260 "extern" declaration.
17262 2008-04-30 Richard Guenther <rguenther@suse.de>
17264 PR tree-optimization/21636
17265 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17267 (evaluate_stmt): Print the likely value.
17268 (ccp_visit_stmt): Avoid excessive vertical spacing.
17270 2008-04-30 Rafael EspÃndola <espindola@google.com>
17272 * builtins.c (fold_call_expr): Return realret.
17273 * tree-ssa-threadedge.c
17274 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17275 __builtin_object_size.
17277 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17279 * gcc.c (wrapper_string): New variable.
17280 (insert_wrapper): New function.
17281 (execute): New option -wrapper.
17282 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17284 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17286 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17287 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17288 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17290 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17291 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17292 config/rs6000/e500crtres64gprctr.asm,
17293 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17294 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17295 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17296 config/rs6000/e500crtsav64gprctr.asm,
17297 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17298 config/rs6000/e500crtsavg64gprctr.asm: New files.
17299 * config/rs6000/t-ppccomm: Add build rules for new files.
17300 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17301 * config/rs6000/t-netbsd: Add build rules for new files.
17302 (LIB2FUNCS_STATIC_EXTRA): New variable.
17303 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17304 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17305 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17307 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17309 * config/i386/i386.c (ix86_builtin_type): Add
17310 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17311 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17312 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17313 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17314 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17315 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17316 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17317 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17318 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17319 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17320 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17321 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17322 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17323 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17324 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17325 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17326 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17327 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17328 V1DI_FTYPE_V2SI_V2SI.
17329 (bdesc_2arg): Moved to ...
17330 (bdesc_args): Here.
17331 (ix86_init_mmx_sse_builtins): Updated.
17332 (ix86_expand_args_builtin): Updated. Take a pointer
17333 to const struct builtin_description. Handle comparison
17335 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17336 (ix86_expand_builtin): Updated.
17338 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17339 (ssse3_pmaddubsw128): This.
17340 (ssse3_pmaddubswv4hi3): Renamed to ...
17341 (ssse3_pmaddubsw): This.
17343 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17344 (__builtin_ia32_packssdw128): Likewise.
17345 (__builtin_ia32_packuswb128): Likewise.
17346 (__builtin_ia32_pmaddubsw): Likewise.
17347 (__builtin_ia32_pmaddubsw128): Likewise.
17349 2008-04-30 Richard Guenther <rguenther@suse.de>
17351 PR tree-optimization/14847
17352 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17353 (recognize_bits_test): Use it.
17354 (recognize_single_bit_test): Likewise.
17356 2008-04-30 Martin Jambor <mjambor@suse.cz>
17358 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17359 instead of setting number of formal parameters to zero.
17360 (ipcp_init_stage): Do not set the number of actual parameters to zero
17362 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17363 which are called with variable number of arguments.
17364 (ipcp_insert_stage): Explicitely skipping all nodes which are
17365 called with variable number of arguments.
17366 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17367 number of parameters.
17369 * ipa-prop.h (struct ipa_node_params): Added flag
17370 called_with_var_arguments
17371 (ipa_set_param_count): Added. Changed sole setter to use it.
17372 (ipa_get_param_count): Added. All readers of param_count
17373 converted to use it instead.
17374 (ipa_set_called_with_variable_arg): Added.
17375 (ipa_is_called_with_var_arguments): Added.
17376 (ipa_get_ith_param): Added. All readers of param_decls converted
17378 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17380 (ipa_get_cs_argument_count): Added, all readers of argument_count
17382 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17385 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17386 (struct ipcp_lattice): Renamed cval_type to type
17387 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17389 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17390 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17391 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17392 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17393 (build_const_val): Changed the type of parameter cvalue to tree
17394 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17395 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17397 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17400 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17401 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17402 (ipa_add_method): Renamed to ipa_push_func_to_list
17403 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17404 (ipa_callsite_param_count): Removed.
17405 (ipa_callsite_param_count_set): Removed.
17406 (ipa_callsite_param): Removed.
17407 (ipa_callsite_callee): Removed.
17408 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17409 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17410 (ipa_method_formal_count): Removed.
17411 (ipa_method_formal_count_set): Removed.
17412 (ipa_method_get_tree): Removed.
17413 (ipa_method_tree_map_create): Removed.
17414 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17415 (ipa_create_param_decls_array): Creates the array itself
17416 (ipa_create_param_decls_array): Temporary variable info instead of
17417 a few dereferences.
17418 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17419 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17420 (get_type): Removed.
17421 (ipa_jf_get_info_type): Removed.
17422 (ipa_node_create): Renamed to ipa_create_node_params
17423 (ipa_free): Renamed to ipa_free_all_node_params
17424 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17425 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17426 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17427 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17428 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17429 ipa_free_all_edge_args
17430 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17431 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17432 (ipa_create_methodlist_node): Removed.
17433 (ipa_methodlist_method): Removed.
17434 (ipa_methodlist_method_set): Removed.
17435 (ipa_methodlist_next_method): Removed.
17436 (ipa_methodlist_next_method_set): Removed.
17437 (ipa_method_is_modified): Removed.
17438 (ipa_method_modify_create): Removed.
17439 (ipa_method_modify_init): Temporary variable info instead of a few
17441 (ipa_detect_param_modifications): Temporary variable info instead of
17442 a few dereferences.
17443 (ipa_compute_jump_functions): Temporary variable info instead of
17444 a few dereferences.
17445 (ipa_method_modify_set): Removed.
17446 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17447 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17448 than craph_node as the first parameter.
17449 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17450 (ipa_method_modify_init): Removed.
17451 (ipa_compute_jump_functions): Added a temp variable instead of
17452 repeatadly dereferencing the cgraph_edge.aux pointer
17453 (ipa_callsite_param_set_type): Removed.
17454 (ipa_compute_jump_functions): i renamed to index and moved to
17456 (ipa_callsite_param_set_info_type_formal): Removed.
17457 (ipa_callsite_param_set_info_type): Removed.
17458 (ipa_callsite_param_map_create): Removed.
17459 (ipa_callsite_tree): Removed.
17460 (ipa_callsite_caller): Removed.
17461 (ipa_pop_func_from_list): return_method removed to return_func
17463 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17464 prefixed all values with IPA_. Changed all users.
17465 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17466 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17467 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17468 (union parameter_info): Renamed to jump_func_value.
17469 (union jump_func_value): Renamed value to constant
17470 (struct ipa_jump_func): Renamed info_type to value
17471 (struct ipa_node): Renamed to ipa_node_params
17472 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17473 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17474 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17475 (struct ipa_edge): Renamed to ipa_edge_args
17476 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17477 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17478 (struct ipa_methodlist): Renamed to ipa_func_list
17479 (struct ipa_func_list): method_p renamed to node, next_method
17481 (ipa_methodlist_p): Removed, switched all users to struct pointer
17482 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17484 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17486 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17487 (rs6000_emit_epilogue): Use backchain to restore only when we
17488 have a large frame. Make use of frame pointer to restore if we
17489 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17491 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17493 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17494 Add mode to zero_extract.
17495 (sign bit tests peepholes): (Ditto.).
17497 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17499 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17500 Instructions in comments with SSE3.
17501 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17502 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17503 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17504 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17505 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17506 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17507 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17508 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17509 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17510 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17511 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17512 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17513 (bdesc_sse_args): Renamed to ...
17514 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17515 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17516 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17517 IX86_BUILTIN_FABSQ.
17518 (bdesc_1arg): Moved to ...
17519 (bdesc_args): Here.
17520 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17521 Instructions in comments with SSE3.
17522 (ix86_expand_sse_operands_builtin): Renamed to ...
17523 (ix86_expand_args_builtin): This. Updated.
17524 (ix86_expand_unop1_builtin): Update comments.
17525 (ix86_expand_builtin): Updated.
17527 2008-04-29 Richard Guenther <rguenther@suse.de>
17529 PR tree-optimization/36078
17530 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17531 Update virtual SSA form after cleaning up the CFG.
17533 2008-04-29 Richard Guenther <rguenther@suse.de>
17535 PR middle-end/15255
17536 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17538 2008-04-29 Richard Guenther <rguenther@suse.de>
17540 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17541 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17542 (compute_flow_insensitive_aliasing): Do not treat
17543 PTR_IS_REF_ALL pointers special.
17544 (get_smt_for): Likewise.
17545 (may_alias_p): Re-structure.
17546 (is_escape_site): A ref-all pointer conversion is not an escape site.
17547 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17548 PTR_IS_REF_ALL pointers special.
17549 * tree-ssa-structalias.h (struct alias_info): Remove
17550 ref_all_symbol_mem_tag field.
17551 (PTR_IS_REF_ALL): Remove.
17553 2008-04-29 Richard Guenther <rguenther@suse.de>
17555 PR middle-end/36077
17556 * fold-const.c (extract_muldiv_1): In combining division constants
17557 make sure to never overflow.
17559 2008-04-29 Nick Clifton <nickc@redhat.com>
17561 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17563 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17566 * optc-gen.awk: Work around HP-UX/IA awk bug.
17568 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17570 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17573 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17576 * config/i386/i386.md
17577 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17578 Change operand 1 predicate to nonimmediate_operand.
17580 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17583 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17585 * gengtype.c (walk_type, write_func_for_structure): Handle
17587 * doc/gty.texi: Document chain_circular.
17589 2008-04-28 Richard Guenther <rguenther@suse.de>
17591 PR tree-optimization/36066
17592 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17595 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17598 * config/i386/i386.md
17599 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17600 Use match_scratch instead of match_operand for operands 3 and 4.
17602 2008-04-27 Richard Guenther <rguenther@suse.de>
17604 PR tree-optimization/18754
17605 PR tree-optimization/34223
17606 * tree-pass.h (pass_complete_unrolli): Declare.
17607 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17608 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17609 Rewrite loop into loop closed SSA form if it is not already.
17610 (tree_unroll_loops_completely): Re-structure to iterate over
17611 innermost loops with intermediate CFG cleanups.
17612 Unroll outermost loops only if requested or the code does not grow
17614 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17615 loops are available.
17616 (tree_vectorize): Instead do so here.
17617 (tree_complete_unroll): Also unroll outermost loops.
17618 (tree_complete_unroll_inner): New function.
17619 (gate_tree_complete_unroll_inner): Likewise.
17620 (pass_complete_unrolli): New pass.
17621 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17622 uses outside of the loop.
17623 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17624 form if it is available.
17625 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17626 * passes.c (init_optimization_passes): Schedule complete inner
17627 loop unrolling pass before the first CCP pass after final inlining.
17629 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17631 * targhooks.h (default_emutls_var_fields,
17632 default_emutls_var_init): Declare.
17633 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17634 * target.h (struct gcc_target): Add struct emutls member.
17635 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17636 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17637 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17638 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17639 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17640 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17641 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17642 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17643 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17644 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17645 emit debug information.
17646 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17647 * varasm.c: Include targhooks.h.
17648 (emutls_object_section, emutls_tmpl_section): New.
17649 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17650 (EMUTLS_SEPARATOR): New.
17651 (prefix_name): New.
17652 (get_emutls_object_name): New.
17653 (default_emutls_var_fields): New, broken out of ...
17654 (get_emutls_object_type): ... here. Adjust to use target hooks.
17655 (get_emutls_init_templ_addr): Adjust to use target hooks.
17656 (emutls_decl): Adjust to use target hooks.
17657 (emutls_finish): Likewise.
17658 (default_emutls_var_init): New, broken out of ...
17659 (assemble_variable): ... here. Adjust to use target hooks.
17660 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17661 SECCAT_EMUTLS_TMPL.
17662 * c-common.c (handle_section_attribute): Prevent overriding
17663 sections for emulated tls with special sections.
17664 * config/i386/i386.c (x86_64_elf_select_section): Add
17665 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17666 (x86_64_elf_unique_section): Likewise.
17667 * config/vxworks.c: Include tree.h.
17668 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17669 (vxworks_override_options): Set TLS scheme.
17670 * doc/tm.texi (Emulated TLS): New node.
17672 2008-04-26 Simon Baldwin <simonb@google.com>
17675 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17676 with propagated string constants.
17678 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17680 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17681 constraint for operand 2 when operand 0 is memory operand.
17682 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17683 operand 0 is memory operand.
17684 (fix_trunc<mode>_i387_with_temp): Ditto.
17685 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17686 operand 2 when operand 1 is memory operand.
17687 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17688 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17689 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17690 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17691 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17692 operands 2,3 and 4 when operand 1 is memory operand.
17693 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17695 (fistdi2_floor_with_temp): Ditto.
17696 (fist<mode>2_floor_with_temp): Ditto.
17697 (fistdi2_ceil_with_temp): Ditto.
17698 (fist<mode>2_ceil_with_temp): Ditto.
17699 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17701 2008-04-26 David Daney <ddaney@avtrex.com>
17703 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17705 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17706 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17707 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17708 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17709 (compare_and_swap_12): New insn.
17710 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17711 * config/mips/mips.c (mips_force_binary): New function.
17712 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17713 (mips_expand_compare_and_swap_12): New function.
17714 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17716 2008-04-25 Jan Hubicka <jh@suse.cz>
17719 * cfgexpand.c (pass_expand): Turn into RTL pass.
17720 * passes.c (execute_one_pass): Do pass typechecking after execution.
17721 * tree-pass.h (pass_expand): Turn into RTL pass.
17723 * function.h (struct rtl_data): Move here fields
17724 accesses_prior_frames, calls_eh_return, saves_all_registers,
17725 has_nonlocal_goto, has_asm_statement, is_thunk,
17726 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17727 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17728 arg_pointer_save_area_init from struct function; turn into bool.
17729 (struct function): Move
17730 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17731 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17732 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17733 tail_call_emit, arg_pointer_save_area_init
17734 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17735 (current_function_returns_struct, current_function_returns_pcc_struct,
17736 current_function_calls_setjmp, current_function_calls_alloca,
17737 current_function_accesses_prior_frames,
17738 current_function_calls_eh_return, current_function_is_thunk,
17739 current_function_stdarg, current_function_profile,
17740 current_function_limit_stack, current_function_uses_pic_offset_table,
17741 current_function_uses_const_pool, current_function_has_nonlocal_label,
17742 current_function_saves_all_registers,
17743 current_function_has_nonlocal_goto,
17744 current_function_has_asm_statement): Remove accesor macros.
17745 * ra-conflict.c (global_conflicts): Update.
17746 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17747 (suitable_for_tail_call_opt_p): Update.
17748 * builtins.c (expand_builtin_return_addr): Update.
17749 (expand_builtin_setjmp_setup): Update.
17750 (expand_builtin_nonlocal_goto): Update.
17751 * final.c (final_start_function): Update.
17752 (profile_function): Update.
17753 (leaf_function_p): Update.
17754 (only_leaf_regs_used): Update.
17755 * df-scan.c (df_get_exit_block_use_set): Update.
17756 * dojump.c (clear_pending_stack_adjust): Update.
17757 * tree-stdarg.c (gate_optimize_stdarg): Update.
17758 * gimple-low.c (lower_function_body): Update.
17759 * global.c (compute_regsets): Update.
17760 (global_alloc): Update.
17761 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17762 * expr.c (expand_assignment): Update.
17763 * dse.c (dse_step0): Update.
17764 (dse_step1): Update.
17765 * c-decl.c (store_parm_decls): Update.
17766 * local-alloc.c (combine_regs): Update.
17767 (find_free_reg): Update.
17768 * function.c (assign_parms_augmented_arg_list): Update.
17769 (assign_parm_find_data_types): Update.
17770 (assign_parms): Update.
17771 (allocate_struct_function): Update.
17772 (expand_function_start): Update.
17773 (expand_function_end): Update.
17774 (get_arg_pointer_save_area): Update.
17775 (thread_prologue_and_epilogue_insns): Update.
17776 (rest_of_match_asm_constraints): Update.
17777 * stor-layout.c (variable_size): Update.
17778 * gcse.c (gcse_main): Update.
17779 (bypass_jumps): Update.
17780 * gimplify.c (gimplify_function_tree): Update.
17781 * calls.c (emit_call_1): Update.
17782 (expand_call): Update.
17783 * bt-load.c (compute_defs_uses_and_gen): Update.
17784 * except.c (sjlj_assign_call_site_values): Update.
17785 (sjlj_emit_function_enter): Update.
17786 (can_throw_external): Update.
17787 (set_nothrow_function_flags): Update.
17788 (expand_builtin_unwind_init): Update.
17789 (expand_eh_return): Update.
17790 (convert_to_eh_region_ranges): Update.
17791 (output_function_exception_table): Update.
17792 * emit-rtl.c (gen_tmp_stack_mem): Update.
17793 * cfgexpand.c (expand_used_vars): Update.
17794 (tree_expand_cfg): Update.
17795 * cfgcleanup.c (rest_of_handle_jump): Update.
17796 * explow.c (allocate_dynamic_stack_space): Update.
17797 * varasm.c (assemble_start_function): Update.
17798 (force_const_mem): Update.
17799 (mark_constant_pool): Update.
17800 * tree-optimize.c (tree_rest_of_compilation): Update.
17801 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17802 * tree-cfg.c (notice_special_calls): Update.
17803 (is_ctrl_altering_stmt): Update.
17804 (tree_can_make_abnormal_goto): Update.
17805 (tree_purge_dead_abnormal_call_edges): Update.
17806 * config/alpha/predicates.md: Update.
17807 * config/alpha/alpha.c (alpha_sa_mask): Update.
17808 (alpha_sa_size): Update.
17809 (alpha_does_function_need_gp): Update.
17810 (alpha_expand_prologue): Update.
17811 (alpha_start_function): Update.
17812 (alpha_output_function_end_prologue): Update.
17813 (alpha_expand_epilogue): Update.
17814 * config/frv/frv.c (frv_stack_info): Update.
17815 (frv_expand_epilogue): Update.
17816 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17817 (s390_register_info): Update.
17818 (s390_frame_info): Update.
17819 (s390_init_frame_layout): Update.
17820 (s390_can_eliminate): Update.
17821 (save_gprs): Update.
17822 * config/spu/spu.c (spu_split_immediate): Update.
17823 (need_to_save_reg): Update.
17824 (spu_expand_prologue): Update.
17825 (spu_expand_epilogue): Update.
17826 * config/sparc/sparc.md: Update.
17827 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17828 (sparc_tls_got): Update.
17829 (legitimize_pic_address): Update.
17830 (sparc_emit_call_insn): Update.
17831 (sparc_expand_prologue): Update.
17832 (output_return): Update.
17833 (print_operand): Update.
17834 (sparc_function_ok_for_sibcall): Update.
17835 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17836 * config/m32r/m32r.md: Update.
17837 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17838 (m32r_compute_frame_size): Update.
17839 (m32r_expand_prologue): Update.
17840 (m32r_expand_epilogue): Update.
17841 (m32r_legitimize_pic_address): Update.
17842 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17843 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17844 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17845 (gen_push): Update.
17846 (ix86_save_reg): Update.
17847 (ix86_compute_frame_layout): Update.
17848 (ix86_expand_prologue): Update.
17849 (ix86_expand_epilogue): Update.
17850 * config/sh/sh.c (output_stack_adjust): Update.
17851 (calc_live_regs): Update.
17852 (sh5_schedule_saves): Update.
17853 (sh_expand_prologue): Update.
17854 (sh_expand_epilogue): Update.
17855 (sh_setup_incoming_varargs): Update.
17856 (sh_allocate_initial_value): Update.
17857 (sh_get_pr_initial_val): Update.
17858 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17859 * config/sh/sh.md (label:): Update.
17860 * config/avr/avr.c (out_movhi_mr_r): Update.
17861 * config/crx/crx.h (enum): Update.
17862 * config/xtensa/xtensa.h (along): Update.
17863 * config/stormy16/stormy16.c Update.
17864 (xstormy16_compute_stack_layout): Update.
17865 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17866 (fr30_expand_prologue): Update.
17867 * config/cris/cris.c (cris_conditional_register_usage): Update.
17868 (cris_reg_saved_in_regsave_area): Update.
17869 (cris_initial_frame_pointer_offset): Update.
17870 (cris_simple_epilogue): Update.
17871 (cris_expand_prologue): Update.
17872 (cris_expand_epilogue): Update.
17873 (cris_expand_pic_call_address): Update.
17874 (cris_asm_output_symbol_ref): Update.
17875 (cris_asm_output_label_ref): Update.
17876 * config/cris/cris.md Update.
17877 * config/iq2000/iq2000.c (compute_frame_size): Update.
17878 (iq2000_expand_epilogue): Update.
17879 * config/mt/mt.h (save_direction): Update.
17880 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17881 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17882 (ia64_secondary_reload_class): Update.
17883 * config/m68k/m68k.c (m68k_save_reg): Update.
17884 (m68k_expand_prologue): Update.
17885 (m68k_expand_epilogue): Update.
17886 (legitimize_pic_address): Update.
17887 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17888 (first_reg_to_save): Update.
17889 (first_altivec_reg_to_save): Update.
17890 (compute_vrsave_mask): Update.
17891 (compute_save_world_info): Update.
17892 (rs6000_stack_info): Update.
17893 (spe_func_has_64bit_regs_p): Update.
17894 (rs6000_ra_ever_killed): Update.
17895 (rs6000_emit_eh_reg_restore): Update.
17896 (rs6000_emit_allocate_stack): Update.
17897 (rs6000_emit_prologue): Update.
17898 (rs6000_emit_epilogue): Update.
17899 (rs6000_output_function_epilogue): Update.
17900 (output_profile_hook): Update.
17901 (rs6000_elf_declare_function_name): Update.
17902 * config/rs6000/rs6000.h (rs6000_args): Update.
17903 * config/rs6000/rs6000.md: Update.
17904 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17905 * config/arc/arc.c (arc_output_function_epilogue): Update.
17906 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17907 * config/darwin.c (machopic_function_base_name): Update.
17908 * config/score/score3.c (score3_compute_frame_size): Update.
17911 (score3_epilogue): Update.
17912 * config/score/score7.c (score7_compute_frame_size): Update.
17913 (score7_prologue): Update.
17914 (score7_epilogue): Update.
17915 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17916 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17917 * config/arm/arm.c (use_return_insn): Update.
17918 (require_pic_register): Update.
17919 (arm_load_pic_register): Update.
17920 (arm_compute_save_reg0_reg12_mask): Update.
17921 (arm_compute_save_reg_mask): Update.
17922 (thumb1_compute_save_reg_mask): Update.
17923 (output_return_instruction): Update.
17924 (arm_output_function_prologue): Update.
17925 (arm_output_epilogue): Update.
17926 (arm_get_frame_offsets): Update.
17927 (arm_expand_prologue): Update.
17928 (thumb_pushpop): Update.
17929 (thumb_exit): Update.
17930 (thumb1_expand_prologue): Update.
17931 (thumb1_expand_epilogue): Update.
17932 (arm_unwind_emit): Update.
17933 (arm_output_fn_unwind): Update.
17934 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17935 * config/arm/arm.md: Update.
17936 * config/pa/pa.md: Update.
17937 * config/pa/pa.c (legitimize_pic_address): Update.
17938 (compute_frame_size): Update.
17939 (hppa_expand_prologue): Update.
17940 (hppa_expand_epilogue): Update.
17941 (borx_reg_operand): Update.
17942 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17943 (HARD_REGNO_RENAME_OK): Update.
17944 * config/mips/mips.c (mips_global_pointer): Update.
17945 (mips_save_reg_p): Update.
17946 (mips_compute_frame_info): Update.
17947 (mips_frame_pointer_required): Update.
17948 (mips_expand_prologue): Update.
17949 (mips_expand_epilogue): Update.
17950 (mips_can_use_return_insn): Update.
17951 (mips_reorg_process_insns): Update.
17952 * config/v850/v850.c (compute_register_save_size): Update.
17953 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17954 * config/mmix/mmix.c (along): Update.
17955 (mmix_expand_epilogue): Update.
17956 * config/bfin/bfin.c (legitimize_pic_address): Update.
17957 (must_save_p): Update.
17958 (stack_frame_needed_p): Update.
17959 (add_to_reg): Update.
17960 (bfin_expand_prologue): Update.
17961 * stmt.c (expand_asm_operands): Update.
17962 * reload1.c (reload): Update.
17963 (init_elim_table): Update.
17965 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17967 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17969 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17971 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17972 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17973 (mov<mode>): Removed.
17974 (*movv4sf_internal): Likewise.
17975 (*movv2df_internal): Likewise.
17977 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17979 * config.gcc (crx-*-elf): Remove deprecation.
17981 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17983 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17984 __gcc_deregister_frame with atexit.
17985 (deregister_frame_dtor): Remove.
17987 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17988 Nathan Sidwell <nathan@codesourcery.com>
17990 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17992 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17993 (rs6000_isel): Likewise.
17994 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17995 (rs6000_isel): New variable.
17996 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17998 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18001 * c-common.c (handle_vector_size_attribute): Call
18002 lang_hooks.types.reconstruct_complex_type instead of
18003 reconstruct_complex_type.
18004 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18005 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18006 * langhooks.h (struct lang_hooks_for_types): Add
18007 reconstruct_complex_type hook.
18008 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18009 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18011 2008-04-24 Richard Guenther <rguenther@suse.de>
18013 * c-common.h (check_builtin_function_arguments): Declare.
18014 * c-common.c (validate_nargs): New function.
18015 (check_builtin_function_arguments): Likewise.
18016 * c-typeck.c (build_function_call): Call
18017 check_builtin_function_arguments.
18018 * builtins.c (fold_builtin_classify): Remove error reporting code.
18019 (fold_builtin_unordered_cmp): Likewise.
18020 (fold_builtin_1): Likewise.
18021 (fold_builtin_n): Likewise.
18023 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18025 PR tree-optimization/36008
18026 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18027 the original op1, rather than delta by step.
18029 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18030 Sebastian Pop <sebastian.pop@amd.com>
18032 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18033 eliminate_local_variables_stmt, eliminate_local_variables,
18034 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18035 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18036 of code delimited by two edges in the CFG.
18037 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18038 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18039 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18040 the case of parallelisation of reductions.
18041 (expr_invariant_in_region_p): New.
18043 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18044 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18046 2008-04-24 Ira Rosen <irar@il.ibm.com>
18047 Richard Guenther <rguenther@suse.de>
18049 PR tree-optimization/36034
18050 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18051 incapable of dealing with loads with gaps.
18053 2008-04-24 Rafael EspÃndola <espindola@google.com>
18055 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18056 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18057 vrp_evaluate_conditional.
18058 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18059 (vrp_evaluate_conditional): Split the cond argument.
18060 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18061 (simplify_stmt_for_jump_threading): Update call to
18062 vrp_evaluate_conditional.
18064 2008-04-24 Ira Rosen <irar@il.ibm.com>
18066 PR tree-optimization/35982
18067 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18068 interleaved data-refs are of the same type.
18070 2008-04-24 Danny Smith <dannysmith@users.net>
18072 * c-format.c (check_format_info_main): Use strncmp rather than a
18073 magic prefix to handle multichar length specs.
18074 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18075 Don't prefix "I64" and "I32" with '\0'.
18077 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18080 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18081 in registers for -m32 only if stdarg_p (fntype).
18083 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18085 PR rtl-optimization/36006
18086 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18087 temp to op0 in order to avoid invalid rtx sharing.
18089 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18091 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18092 check TREE_INVARIANT.
18093 * tree-gimple.c (is_gimple_address): New.
18094 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18095 * tree-gimple.h (is_gimple_address): New.
18096 * tree.h (decl_address_invariant_p): New.
18097 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18098 (build_string): Likewise.
18099 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18100 (tree_invariant_p_1): Likewise.
18101 (save_expr): Use it.
18102 (tree_invariant_p): New.
18103 (skip_simple_arithmetic): Use it.
18104 (stabilize_reference_1): Use it.
18105 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18107 (build1_stat): Drop code to compute TREE_INVARIANT.
18108 (build2_stat): Drop code to compute TREE_INVARIANT.
18109 (build3_stat): Drop code to compute TREE_INVARIANT.
18110 (build4_stat): Drop code to compute TREE_INVARIANT.
18111 (build5_stat): Drop code to compute TREE_INVARIANT.
18112 (build7_stat): Drop code to compute TREE_INVARIANT.
18113 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18114 * tree.h (struct tree_base): Remove invariant_flag.
18115 (TREE_INVARIANT): Remove.
18116 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18117 (fold_builtin_expect): Check TREE_CONSTANT.
18118 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18119 * c-tree.h (c_expr_to_decl): Drop third parameter.
18120 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18121 (build_c_cast): Don't set TREE_INVARIANT.
18122 (pop_init_level): Don't set TREE_INVARIANT.
18123 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18124 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18126 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18127 (gimplify_addr_expr): Adjust comment.
18128 * tree-mudflap.c (mf_build_string):
18129 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18130 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18131 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18132 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18133 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18134 * langhooks.h (struct lang_hooks): Drop third parameter from
18137 2008-04-23 Richard Guenther <rguenther@suse.de>
18139 PR tree-optimization/27799
18140 PR tree-optimization/32921
18141 PR tree-optimization/32624
18142 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18143 SMTs aliases and the tag itself into the solution.
18144 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18145 merge the points-to solution back into the SMT aliases.
18146 (may_alias_p): Use alias_set_subset_of instead of
18147 aliases_conflict_p. A pointer which points to
18148 memory with alias set zero may access any variable.
18150 2008-04-23 Richard Guenther <rguenther@suse.de>
18152 * alias.c (alias_set_subset_of): Correctly handle asking
18153 if zero is a subset of an alias set with zero child.
18154 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18155 (compute_flow_insensitive_aliasing): Correctly walk all
18156 pointers. Do not unnecessarily union sets.
18158 2008-04-23 Richard Guenther <rguenther@suse.de>
18160 PR middle-end/36021
18161 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18163 2008-04-22 Tomas Bily <tbily@suse.cz>
18165 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18167 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18169 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18170 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18171 * tree-inline.c (estimate_num_insns_1): Likewise.
18172 * varasm.c (const_hash_1, compare_constant, copy_constant)
18173 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18174 * emit-rtl.c (component_ref_for_mem_expr)
18175 (set_mem_attributes_minus_bitpos): Likewise.
18176 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18177 (is_aligning_offset): Likewise.
18178 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18179 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18180 * dojump.c (do_jump): Likewise.
18181 * builtins.c (get_pointer_alignment, get_memory_rtx)
18182 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18183 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18185 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18187 PR rtl-optimization/36017
18188 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18189 expanding the library call.
18191 2008-04-22 Ian Lance Taylor <iant@google.com>
18193 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18194 than size_in_bytes.
18196 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18198 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18199 of LR/CTR moves for Power6.
18201 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18203 PR middle-end/36003
18204 * passes.c (init_optimization_passes): Remove
18205 pass_fast_rtl_byte_dce.
18207 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18210 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18211 builtin functions to generate faster code.
18212 (_mm_cvtpu16_ps): Ditto.
18213 (_mm_cvtpi32x2_ps): Ditto.
18215 2008-04-22 Nick Clifton <nickc@redhat.com>
18217 * common.opt (ftree-loop-distribution): Add Optimization
18220 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18221 (frv_expand_builtin_va_start): Likewise.
18223 * config/arm/arm.c (thumb_find_work_register): Fix location of
18224 argument register count.
18226 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18228 Support scheduling for ColdFire V1 and V3 microarchitecture.
18229 Improve scheduling of multiplication instructions.
18231 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18232 (mac): New instruction attribute.
18233 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18234 (m68k_sched_mac): New variable.
18235 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18236 Handle cfv1 and cfv3.
18237 (max_insn_size): New static variable.
18238 (struct _sched_ib): New type.
18239 (sched_ib): New static variable.
18240 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18241 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18242 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18244 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18245 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18246 new variables. Update.
18247 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18248 Add modeling of cfv3 instruction buffer. Update.
18249 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18250 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18251 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18252 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18253 a particular reservation applies to.
18254 (type2): Reorganize attribute values. Rename alu to alu_reg,
18255 alu_l to alu, move_l to omove. Join move to alu. Split mul
18256 to mul_l and mul_w.
18257 (cf_ib_*): Simplify description of instruction buffer.
18258 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18259 (cf_mem): Split into cf_mem1 and cf_mem2.
18260 (cf_v2_move_??): Rename to cfv12_alu_??.
18261 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18262 (cf_v2_mul_??): Remove reservations.
18263 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18264 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18265 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18267 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18268 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18269 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18270 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18271 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18272 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18273 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18274 expansions of the above reservations for instructions of sizes
18277 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18279 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18281 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18283 * coverage.c: Include tree-pass.h.
18284 (coverage_counter_alloc): Print da_file_name to the dump file.
18286 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18288 * sbitmap.c (sbitmap_range_empty_p): New function.
18289 * sbitmap.h (sbitmap_range_empty_p): New function.
18290 * bitmap.h: Now includes obstack.h.
18292 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18293 Kenneth Zadeck <zadeck@naturalbridge.com>
18295 * dbgcnt.def (ra_byte_scan): Added.
18296 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18297 when the last hit happens for a counter.
18298 * timevar.def (TV_DF_BYTE_LR): New variable.
18299 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18300 * passes.c (pass_fast_rtl_byte_dce): New pass.
18301 * fwprop.c (update_df): Added mode to call df_ref_create.
18302 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18303 DF_REF_EXTRACT_OFFSET.
18304 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18305 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18307 (df_ref_extract): Added mode field.
18308 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18309 DF_REF_EXTRACT_OFFSET.
18310 (DF_REF_EXTRACT_MODE): New macro.
18311 (df_byte_lr_bb_info): New structure.
18312 (df_print_byte_regset, df_compute_accessed_bytes,
18313 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18314 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18315 df_byte_lr_simulate_uses,
18316 df_byte_lr_simulate_artificial_refs_at_top,
18317 df_byte_lr_simulate_artificial_refs_at_end,
18318 df_compute_accessed_bytes): New function.
18319 (df_ref_create): Add parameter.
18320 (df_byte_lr_get_bb_info): New inline function.
18321 * df-scan.c (df_ref_record, df_uses_record,
18322 df_ref_create_structure): Added mode parameter.
18323 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18324 df_defs_record, df_uses_record, df_get_conditional_uses,
18325 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18326 df_entry_block_defs_collect, df_exit_block_uses_collect):
18327 Added mode parameter to calls to df_ref_record, df_uses_record,
18328 df_ref_create_structure.
18329 (df_ref_equal_p, df_ref_compare): Added test for modes.
18330 (df_ref_create_structure): Added code to set mode. Renamed
18331 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18332 DF_REF_EXTRACT_OFFSET.
18333 * df-core.c (df_print_byte_regset): New function.
18334 * df-byte-scan.c: New file.
18335 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18336 calls to BITMAP_FREE.
18337 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18338 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18339 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18340 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18341 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18342 df_byte_lr_local_compute, df_byte_lr_init,
18343 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18344 df_byte_lr_transfer_function, df_byte_lr_free,
18345 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18346 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18347 df_byte_lr_simulate_uses,
18348 df_byte_lr_simulate_artificial_refs_at_top,
18349 df_byte_lr_simulate_artificial_refs_at_end): New function.
18350 * dce.c (byte_dce_process_block): New function.
18351 (dce_process_block): au is now passed in rather than computed
18352 locally. Changed loops that look at artificial defs to not look
18353 for conditional or partial ones, because there never are any.
18354 (fast_dce): Now is able to drive byte_dce_process_block or
18355 dce_process_block depending on the kind of dce being done.
18356 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18357 (rest_of_handle_fast_byte_dce): New function.
18358 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18359 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18361 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18364 * gcc.h: Added fortran options that take arguments to
18365 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18368 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18370 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18371 scalarization if on the LHS and not a full access.
18373 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18375 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18377 2008-04-18 Rafael EspÃndola <espindola@google.com>
18379 * tree-vrp.c (find_case_label_index): Fix the binary search.
18380 (find_case_label_range): New.
18381 (vrp_visit_switch_stmt): Use find_case_label_range.
18382 (simplify_switch_using_ranges): Use find_case_label_range.
18384 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18386 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18387 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18389 2008-04-18 Tom Tromey <tromey@redhat.com>
18392 * doc/cpp.texi (Implementation-defined behavior): Mention
18395 2008-04-18 Ian Lance Taylor <iant@google.com>
18397 * fold-const.c (pointer_may_wrap_p): New static function.
18398 (fold_comparison): Add another test for pointer overflow. Use
18399 pointer_may_wrap_p to disable some false positives.
18401 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18403 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18404 (fname_as_string): Match updated cpp_interpret_string prototype.
18405 (fix_string_type): Support char16_t* and char32_t*.
18406 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18407 derivative) nodes. Register as builtin if C++0x.
18408 (c_parse_error): Support CPP_CHAR{16,32}.
18409 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18410 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18411 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18412 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18413 CTI_CHAR32_ARRAY_TYPE>: New elements.
18414 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18415 char32_type_node, signed_char32_type_node, char16_array_type_node,
18416 char32_array_type_node): New defines.
18417 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18418 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18419 (lex_string): Support CPP_STRING{16,32}, match updated
18420 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18421 (lex_charconst): Support CPP_CHAR{16,32}.
18422 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18423 and CPP_STRING{16,32}.
18425 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18428 * aclocal.m4: Regenerate.
18429 * configure: Regenerate.
18431 2008-04-18 Jan Hubicka <jh@suse.cz>
18433 * except.c (dw2_size_of_call_site_table,
18434 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18436 * cgraphbuild.c (build_cgraph_edges): Update.
18437 * tree-pass.h: Update comment.
18438 * final.c (leaf_function_p): Update.
18439 (leaf_renumber_regs): Update.
18440 (rest_of_clean_state): Update.
18441 * omp-low.c (expand_omp_parallel): Update.
18442 * ipa-reference.c (analyze_function): Update.
18443 * reorg.c (find_end_label): Update.
18444 (optimize_skip): Update.
18445 (fill_simple_delay_slots): Update.
18446 (fill_simple_delay_slots): Update.
18447 (make_return_insns): Update.
18448 (dbr_schedule): Update.
18449 * gimple-low.c (record_vars_into): Update.
18450 * cfgbuild.c (make_edges): Update.
18451 * function.c (assign_stack_local): Update.
18452 (assign_parm_adjust_stack_rtl): Update.
18453 (locate_and_pad_parm): Update.
18454 (allocate_struct_function): Do not initialize stack_alignment_needed
18455 and preferred_stack_boundary here.
18456 (stack_protect_prologue): Update.
18457 (stack_protect_epilogue): Update.
18458 (expand_function_start): Initialize stack_alignment_needed,
18459 preferred_stack_boundary and max_jumptable_ents.
18460 (expand_function_end): Update.
18461 (free_after_compilation): Do not NULLify epilogue_delay_list.
18462 * function.h (struct rtl_data): Add stack_protect_guard,
18463 stack_alignment_needed,
18464 preferred_stack_boundary, epilogue_delay_list.
18465 (struct function): Remove value_histograms, stack_alignment_needed,
18466 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18468 unexpanded_var_list, stack_protect_guard.
18469 (current_function_epilogue_delay_list): Remove.
18470 * ipa-type-escape.c (analyze_function): Update.
18471 * gimplify.c (pop_gimplify_context): Update comment.
18472 * calls.c (expand_call): Update.
18473 (emit_library_call_value_1): Update.
18474 * except.c (set_nothrow_function_flags): Update.
18475 * cfgexpand.c (get_decl_align_unit): Update.
18476 (create_stack_guard): Update.
18477 (estimated_stack_frame_size): Update.
18478 (expand_used_vars): Update.
18479 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18480 * explow.c (allocate_dynamic_stack_space): Update.
18481 * tree-ssa-live.c (remove_unused_locals): Update.
18482 * varasm.c (mark_constant_pool): Update.
18483 * tree-inline.c (remap_decls): Update.
18484 (initialize_cfun): Update.
18485 (declare_return_variable): Update.
18486 (inline_forbidden_p): Update.
18487 (expand_call_inline): Update.
18488 (declare_inline_vars): Update.
18489 (tree_function_versioning): Update.
18490 * tree-flow.h (value_histograms): New.
18491 (VALUE_HISTOGRAMS): New macro.
18492 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18494 * tree-cfg.c (set_bb_for_stmt): Update.
18495 (replace_by_duplicate_decl): Update.
18496 (move_block_to_fn): Update.
18497 (new_label_mapper): Update.
18498 (dump_function_to_file): Update.
18499 * ipa-struct-reorg.c (build_data_structure): Update.
18500 * cfgrtl.c (print_rtl_with_bb): Update.
18501 * reload1.c (reload): Update.
18503 * config/i386/i386.c (setup_incoming_varargs_64,
18504 ix86_compute_frame_layout): Update.
18505 * config/arc/arc.c (arc_output_function_epilogue): Update.
18507 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18509 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18510 for FreeBSD as well.
18511 * gthr-posix95.h: Likewise.
18513 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18515 PR rtl-optimization/35838
18516 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18517 out the byte offset of the first subreg.
18519 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18521 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18522 to split_ti instead of three separate calls with single member arrays.
18523 (subti3 splitter): Ditto.
18524 (adddi3 splitter): Ditto with split_di.
18525 (subdi3 splitter): Ditto.
18526 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18527 two separate calls with single member arrays. Swap match_dup
18528 operands 1 and 2 to better fit into the array.
18529 (negdi2 splitter): Ditto with split_di.
18530 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18531 two separate calls with single member arrays. Swap match_dup operands
18532 6 and 7 to better fit into the array.
18534 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18536 * config/i386/i386.c (sse_builtin_type): New.
18537 (bdesc_sse_args): Likewise.
18538 (bdesc_sse_3arg): Removed.
18539 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18540 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18541 IX86_BUILTIN_ROUNDPS.
18542 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18543 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18544 IX86_BUILTIN_ROUNDPS.
18545 (ix86_expand_sse_4_operands_builtin): Removed.
18546 (ix86_expand_sse_operands_builtin): New.
18547 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18548 and CODE_FOR_sse4_1_roundps.
18549 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18550 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18552 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18555 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18556 regs before frame pop when needed. If use_backchain_to_restore_sp
18557 then load backchain into a temp reg to restore vr and vrsave. Add
18558 code to restore vr after frame pop if possible.
18560 2008-04-17 Richard Guenther <rguenther@suse.de>
18562 * tree-vn.c (expressions_equal_p): Do not check type
18563 equality or compatibility before calling operand_equal_p.
18564 * fold-const.c (operand_equal_p): Check equivalence of
18565 integer constants before bailing out due to signedness or
18566 precision differences.
18567 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18568 spurious differences in type qualification. Ignore types
18569 for COMPONENT_REFs at all.
18571 2008-04-17 Christian Bruel <christian.bruel@st.com>
18573 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18574 msw_skip comparison.
18576 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18579 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18582 PR tree-optimization/35899
18583 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18584 rather than TREE_OPERAND.
18586 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18589 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18590 temporary registers. Change operand predicate to general_operand.
18591 (remainderxf3): Ditto.
18593 2008-04-16 Richard Guenther <rguenther@suse.de>
18595 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18596 * tree-affine.c (aff_combination_expand): Look through some
18599 2008-04-15 Doug Kwan <dougkwan@google.com>
18601 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18603 * tree-pretty-print.c (dump_generic_node): Ditto.
18604 * final.c (output_addr_const): Ditto.
18605 * dwarf2out.c (output_cfi): Ditto.
18606 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18607 * print-rtl.c (print_rtx): Ditto.
18608 * print-tree.c (print_node_brief, print_node): Ditto.
18609 * c-common.c (match_case_to_enum_1): Ditto.
18610 * sched-vis.c (print_value): Ditto.
18611 * config/i386/i386.c (print_operand): Cast to long unsigned int
18614 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18615 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18616 MS Windows VirtualProtect function.
18618 2008-04-15 Jan Hubicka <jh@suse.cz>
18620 * gengtype.c (write_root): Param_is argument is OK.
18621 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18622 * function.h: Include varray.h
18623 (rtl_eh): New stucture based on except.c one.
18624 (call_site_record): New forward declaration and vector type.
18625 * calls.c (emit_call_1): Do not call
18626 note_current_region_may_contain_throw.
18627 * except.c (eh_status): Remove cur_region, try_region since they are
18629 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18630 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18631 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18632 Remove call_site_data_used, call_site_data_size.
18633 Turn call_site_record into vector in function.h.
18634 (note_current_region_may_contain_throw): Remove.
18635 (get_exception_pointer, get_exception_filter): Do not take struct
18636 function argument; update.
18637 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18638 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18639 build_post_landing_pads, dw2_build_landing_pads,
18640 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18641 sjlj_emit_function_enter, sjlj_emit_function_enter,
18642 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18643 sjlj_build_landing_pads, finish_eh_generation,
18644 remove_exception_handler_label, remove_eh_handler,
18645 maybe_remove_eh_handler, add_reachable_handler,
18646 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18647 add_action_record, collect_one_action_chain, add_call_site,
18648 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18649 sjlj_output_call_site_table, output_function_exception_table,
18650 * except.h (note_current_region_may_contain_throw): Remove
18651 (get_exception_pointer, get_exception_filter): Do not take struct
18653 * Makefile.in (GTFILES): Put varargs before struct function.
18655 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18657 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18658 punt for STRING_CST.
18659 (get_constraint_for): Deal with STRING_CST here instead.
18661 2008-04-15 Richard Guenther <rguenther@suse.de>
18663 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18664 statements in a basic-block with a backward walk. Do not
18665 substitute into dead statements but instead remove those.
18667 2008-04-15 Richard Guenther <rguenther@suse.de>
18669 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18670 to zero, thus disable creation of SFTs.
18672 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18674 * tree-predcom.c (suitable_reference_p): Return false if the
18675 reference can throw.
18677 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18680 * c-decl.c (finish_decl): If extern or static var has variable
18681 size, set TREE_TYPE (decl) to error_mark_node.
18683 2008-04-15 Rafael EspÃndola <espindola@google.com>
18685 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18688 2008-04-15 Richard Guenther <rguenther@suse.de>
18690 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18691 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18692 (visit_reference_op_load): Do walk vuse-vdef chains on
18693 vn_reference_lookup.
18694 (visit_reference_op_store): But do not here.
18695 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18696 vn_reference_lookup.
18697 (vn_lookup_with_vuses): But do so here.
18699 2008-04-14 Ian Lance Taylor <iant@google.com>
18701 * fold-const.c (fold_overflow_warning): Remove assertion.
18703 2008-04-15 Ben Elliston <bje@au.ibm.com>
18705 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18706 temp1 local variables.
18708 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18711 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18712 ".text.unlikely" section as executable.
18714 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18716 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18717 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18718 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18719 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18720 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18721 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18722 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18724 2008-04-14 Ian Lance Taylor <iant@google.com>
18726 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18727 * fold-const.c (fold_comparison): If appropriate, test
18728 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18729 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18730 reassociating a pointer type.
18731 * doc/invoke.texi (Optimize Options): Document that
18732 -fstrict-overflow applies to pointer wraparound.
18734 2008-04-13 Jan Hubicka <jh@suse.cz>
18736 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18738 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18740 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18741 we are going to "save the world".
18743 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18745 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18746 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18747 operand 0 constraint, not "=".
18749 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18751 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18753 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18755 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18756 of size of positions_needed * CHAR_BIT.
18758 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18760 PR middle-end/35897
18761 * dse.c (store_info): Change positions_needed to unsigned
18763 (lowpart_bitmask): New.
18764 (record_store): Cast to unsigned HOST_WIDE_INT for
18765 positions_needed. Assert width <= size of positions_needed *
18766 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18767 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18768 lowpart_bitmask to set mask.
18770 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18772 * config/bfin/constraints.md: New file.
18773 * config/bfin/bfin.md: Include it.
18774 (adddi3): Use satisfies_constraint functions instead of the old macros.
18775 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18776 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18777 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18778 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18779 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18780 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18781 EXTRA_CONSTRAINT): Delete.
18782 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18783 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18785 * config/bfin/bfin.c: Include "tm-constrs.h".
18786 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18787 Use satisfies_constraint functions instead of the old macros.
18788 * doc/md.texi (Blackfin Constraints): Update file name reference.
18790 2008-04-11 Richard Guenther <rguenther@suse.de>
18792 PR tree-optimization/35869
18793 * tree-vrp.c (execute_vrp): Move switch statement update after
18794 jump threading. Schedule another cfg cleanup run.
18796 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18799 * attribs.c (decl_attributes): Return early on errorneous node.
18801 2008-04-10 Oleg Ryjkov <olegr@google.com>
18803 * tree.h (struct tree_base): Added a new flag default_def_flag.
18804 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18806 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18808 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18810 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18813 * pa.md: Define mode iterator P. Define mode attribute dwc.
18814 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18815 (icacheflush): Likewise.
18816 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18817 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18819 2008-04-11 Ben Elliston <bje@au.ibm.com>
18821 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18823 2008-04-10 Rafael EspÃndola <espindola@google.com>
18825 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18826 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18827 (extract_range_from_expr): The same.
18829 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18831 * config/mips/mips.md (GPR2): New mode iterator.
18832 (seq): Add comment.
18833 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18834 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18835 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18836 Rewrite these to take two modes, the mode of comparison and the
18837 mode of the destination.
18838 * config/mips/mips.c (mips_expand_scc): Instead of having
18839 paradoxical subreg as destination, expand "narrowing" scc if mode
18840 of comparison is SI and target is requested in DI mode.
18841 (mips_emit_int_order_test): Update comment. Make mode of
18842 comparison match CMP0 rather than TARGET. When creating inverse
18843 target use mode of TARGET.
18845 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18847 * gcov-dump.c (tag_summary): Only print summaries for the first
18848 GCOV_COUNTERS_SUMMABLE counters.
18850 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18852 * config/i386/i386.md (absneg): New code iterator.
18853 (absnegprefix): New code attribute.
18854 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18855 patterns using absneg code iterator.
18856 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18857 using absneg code iterator.
18858 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18859 *neg<mode>2 patterns using absneg code iterator.
18860 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18861 *negextendsfdf2 patterns using absneg code iterator.
18862 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18863 *negextendsfxf2 patterns using absneg code iterator.
18864 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18865 *negextendsfdf2 patterns using absneg code iterator.
18866 * config/i386/sse.md (<code><mode>2): Macroize expander from
18867 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18869 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18871 * config/s390/s390.h: Remove the remains of the recent search
18872 & replace action of current_function_outgoing_args_size.
18874 2008-04-10 Ira Rosen <irar@il.ibm.com>
18876 PR tree-optimization/35821
18877 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18878 NEW_STMT_LIST is not NULL.
18880 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18883 * toplev.c (process_options): Remove -ffunction-sections debugging
18886 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18888 PR middle-end/PR28690
18889 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18890 than gen_rtx_fmt_ee to perform more canonicalizations.
18892 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18895 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18897 2008-04-09 Richard Guenther <rguenther@suse.de>
18899 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18900 (dump_function_to_file): Dump function arguments with types.
18902 2008-04-08 Richard Guenther <rguenther@suse.de>
18904 * fold-const.c (fold_widened_comparison): Do not allow
18905 sign-changes that change the result.
18907 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18910 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18911 kinds of indirect references.
18913 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18915 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18916 GNU Fortran language string.
18918 2008-04-08 Rafael EspÃndola <espindola@google.com>
18920 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18921 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18922 * tree.h (tree_call_nonnegative_warnv_p): New.
18924 2008-04-08 Jan Hubicka <jh@suse.cz>
18926 * function.c (free_after_compilation): Clear out regno_reg_rtx
18929 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18932 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18934 PR middle-end/PR28690
18935 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18936 same precedence as REG_POINTER and MEM_POINTER operands.
18938 2008-04-08 Richard Guenther <rguenther@suse.de>
18940 PR middle-end/35834
18941 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18942 for adding index to base.
18944 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18946 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18947 (MINGW_ENABLE_EXECUTE_STACK): New.
18948 (IN_LIBGCC2): For libgcc include windows.h file for
18949 function declarations.
18951 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18953 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18954 and tem2 if tem1 is not a REG or MULT.
18956 2008-04-08 Jan Hubicka <jh@suse.cz>
18958 * function.h (incomming_args): Break out of struct function.
18959 (function_subsections): Break out of struct function.
18960 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18961 return_rtx and hard_reg_initial_vals from struct function.
18962 Kill inl_max_label_num.
18963 (current_function_pops_args, current_function_args_info,
18964 current_function_args_size, current_function_args_size,
18965 current_function_pretend_args_size,
18966 current_function_outgoing_args_size,
18967 current_function_internal_arg_pointer, current_function_return_rtx):
18968 Kill compatibility accestor macros.
18969 * builtins.c (expand_builtin_apply_args_1): Update.
18970 (expand_builtin_next_arg): Update.
18971 * df-scan.c (df_get_call_refs): Update.
18972 * dbxout.c (dbxout_function_end): Update.
18973 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18974 (output_line_info): Update.
18975 (secname_for_decl): Update.
18976 (dwarf2out_var_location): Update.
18977 * function.c (free_after_compilation): Update.
18978 (assign_parm_find_stack_rtl): Update.
18979 (assign_parms): Update.
18980 (expand_dummy_function_end): Update.
18981 (expand_function_end): Update.
18982 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18983 (expand_call): Update.
18984 (emit_library_call_value_1): Update.
18985 (store_one_arg): Update.
18986 * varasm.c (initialize_cold_section_name): Update.
18987 (unlikely_text_section): Update.
18988 (unlikely_text_section_p): Update.
18989 (assemble_start_function): Update.
18990 (assemble_end_function): Update.
18991 (default_section_type_flags): Update.
18992 (switch_to_section): Update.
18993 * integrate.c (set_decl_abstract_flags): Update.
18994 (get_hard_reg_initial_val): Update.
18995 (has_hard_reg_initial_val): Update.
18996 (allocate_initial_values): Update.
18997 * resource.c (init_resource_info): Update.
18998 * config/alpha/alpha.c (NUM_ARGS): Update.
18999 (direct_return): Update.
19000 (alpha_va_start): Update.
19001 (alpha_sa_size): Update.
19002 (alpha_initial_elimination_offset): Update.
19003 (alpha_expand_prologue): Update.
19004 (alpha_start_function): Update.
19005 (alpha_expand_epilogue): Update.
19006 (unicosmk_initial_elimination_offset):
19007 * config/alpha/alpha.md (call expander): Update.
19008 * config/s390/s390.c (s390_register_info): Update.
19009 (s390_register_info): Update.
19010 (s390_frame_info): Update.
19011 (s390_initial_elimination_offset): Update.
19012 (s390_build_builtin_va_list): Update.
19013 (s390_va_start): Update.
19014 * config/spu/spu.c (direct_return): Update.
19015 (spu_expand_prologue): Update.
19016 (spu_initial_elimination_offset): Update.
19017 (spu_build_builtin_va_list): Update.
19018 (spu_va_start): Update.
19019 * config/sparc/sparc.c (sparc_init_modes): Update.
19020 (sparc_compute_frame_size): Update.
19021 (function_value): Update.
19022 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19023 * config/i386/i386.md (return expander): Update.
19024 * config/i386/i386.c (ix86_va_start): Update.
19025 (ix86_can_use_return_insn_p): Update.
19026 (ix86_compute_frame_layout): Update.
19027 (ix86_expand_epilogue): Update.
19028 * config/sh/sh.c (output_stack_adjust): Update.
19029 (calc_live_regs): Update.
19030 (sh_expand_prologue): Update.
19031 (sh_builtin_saveregs): Update.
19032 (sh_va_start): Update.
19033 (initial_elimination_offset): Update.
19034 (sh_allocate_initial_value): Update.
19035 (sh_function_ok_for_sibcall): Update.
19036 (sh_get_pr_initial_val): Update.
19037 * config/sh/sh.md (return expander): Update.
19038 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19039 * config/crx/crx.c (crx_compute_frame): UPdate.
19040 (crx_initial_elimination_offset): UPdate.
19041 * config/xtensa/xtensa.c (compute_frame_size): Update
19042 (xtensa_builtin_saveregs): Update.
19043 (xtensa_va_start): Update.
19044 (order_regs_for_local_alloc): Update.
19045 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19046 (xstormy16_expand_builtin_va_start): Update.
19047 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19048 * config/m68hc11/m68hc11.md (return expanders): Update.
19049 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19050 (expand_epilogue): Update.
19051 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19052 (cris_simple_epilogue): Update.
19053 (cris_expand_prologue): Update.
19054 (cris_expand_epilogue): Update.
19055 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19056 (compute_frame_size): Update.
19057 * config/mt/mt.c (mt_compute_frame_size): Update.
19058 * config/mn10300/mn10300.c (expand_prologue): Update.
19059 (expand_epilogue): Update.
19060 (initial_offset): Update.
19061 (mn10300_builtin_saveregs):
19062 * config/mn10300/mn10300.md (return expander): Update.
19063 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19064 (ia64_initial_elimination_offset): Update.
19065 (ia64_initial_elimination_offset): Update.
19066 (ia64_expand_prologue): Update.
19067 * config/m68k/m68k.md (return expander): Update.
19068 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19069 (rs6000_stack_info): Update.
19070 * config/mcore/mcore.c (layout_mcore_frame): Update.
19071 (mcore_expand_prolog): Update.
19072 * config/arc/arc.c (arc_compute_frame_size): Update.
19073 * config/score/score3.c (score3_compute_frame_size): Update.
19074 * config/score/score7.c (score7_compute_frame_size): Update.
19075 * config/arm/arm.c (use_return_insn): Update.
19076 (thumb_find_work_register): Update.
19077 (arm_compute_save_reg_mask): Update.
19078 (arm_output_function_prologue): Update.
19079 (arm_output_epilogue): Update.
19080 (arm_size_return_regs): Update.
19081 (arm_get_frame_offsets): Update.
19082 (arm_expand_prologue): Update.
19083 (thumb_exit): Update.
19084 (thumb_unexpanded_epilogue): Update.
19085 (thumb1_output_function_prologue): Update.
19086 * config/pa/pa.md (return expander): Update.
19087 * config/pa/pa.c (compute_frame_size): Update.
19088 (hppa_builtin_saveregs): Update.
19089 * config/mips/mips.c (mips_va_start): Update.
19090 (mips16_build_function_stub): Update.
19091 (mips_compute_frame_info): Update.
19092 (mips_restore_gp): Update.
19093 (mips_output_function_prologue): Update.
19094 (mips_expand_prologue): Update.
19095 * config/v850/v850.c (compute_frame_size): Update.
19096 (expand_prologue): * config/mmix/mmix.c (along): update.
19097 (mmix_initial_elimination_offset): update.
19098 (mmix_reorg): update.
19099 (mmix_use_simple_return): update.
19100 (mmix_expand_prologue): update.
19101 (mmix_expand_epilogue): Update.
19102 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19103 (emit_link_insn): Update.
19105 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19107 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19108 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19110 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19113 2008-04-07 Jan Hubicka <jh@suse.cz>
19115 * function.h (rtl): Rename to x_rtl.
19116 (crtl): New define.
19117 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19118 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19119 used_temp_slots avail_temp_slots, temp_slot_level,
19120 nonlocal_goto_handler_labels): Update accesstors.
19121 (rtl): New global variable.
19122 (struct function): Move some fileds to rtl_data.
19123 (get_arg_pointer_save_area): Update prototype.
19124 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19125 get_arg_pointer_save_area.
19126 * expr.c (init_expr): Update
19127 * function.c (get_frame_size): Update
19128 (assign_stack_local): Update
19129 (expand_function_end): Update.
19130 (get_art_pointer_save_area): Update
19132 * emit-rtl.c (rtl): Declare.
19133 (regno_reg_rtx): Declare.
19134 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19136 (gen_reg_rtx): Update.
19137 * varasm.c (n_deferred_constatns): Update accestor.
19138 (init_varasm_status): Do not allocate varasm_status.
19139 (force_const_mem, get_pool_size, output_constant_pool): Update.
19140 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19141 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19142 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19143 * sparc/sparc.h (INIT_EXPANDERS): Update.
19144 * ia64/ia64.h (INIT_EXPANDERS): Update.
19146 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19148 * reload.c (push_secondary_reload): Add missing break to for loop.
19150 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19152 PR middle-end/PR28690
19153 * rtlanal.c: Update copyright years.
19154 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19155 as REG_POINTER and MEM_POINTER operands.
19156 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19157 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19158 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19159 * gcse.c: Update copyright years.
19160 (pre_delete): Call gen_reg_rtx_and_attrs.
19161 (hoist_code): Likewise.
19162 (build_store_vectors): Likewise.
19163 (delete_store): Likewise.
19164 * loop-invariant.c (move_invariant_reg): Likewise.
19165 Update copyright years.
19167 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19169 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19170 control string instead of quoted.
19172 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19174 * doc/rtl.texi: Rewrite of subreg section.
19176 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19179 * config/i386/i386.c (legitimize_pic_address): Add treating
19180 of dllimport SYM_REF's.
19181 (legitimize_dllimport_symbol): Add prototype.
19183 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19185 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19186 reference in constructor with non self-referential type.
19188 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19190 Removal of Return with Depressed Stack Pointer support
19191 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19192 (ECF_SP_DEPRESSED): Likewise.
19193 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19194 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19195 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19196 (expand_call): Do not test ECF_SP_DEPRESSED.
19197 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19198 * function.c (keep_stack_depressed): Delete.
19199 (handle_epilogue_set): Likewise.
19200 (update_epilogue_consts): Likewise.
19201 (emit_equiv_load): Likewise.
19202 (thread_prologue_and_epilogue_insns): Remove support for Return with
19203 Depressed Stack Pointer.
19204 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19206 2008-04-06 Richard Guenther <rguenther@suse.de>
19208 PR tree-optimization/35400
19209 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19210 information from SSA_NAMEs.
19212 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19214 * config/avr/avr.h (avr_mega_p): Remove declaration.
19215 (AVR_MEGA): Remove macro.
19216 * config/avr/avr.c (avr_mega_p): Remove variable.
19217 (avr_override_options): Remove inicializion of avr_mega_p.
19218 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19219 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19220 (avr_jump_mode): (Ditto.).
19221 (avr_output_progmem_section_asm_op): (Ditto.).
19222 (avr_asm_init_sections): (Ditto.).
19223 (avr_asm_init_sections): (Ditto.).
19224 (avr_rtx_costs): (Ditto.).
19225 * config/avr/avr.md: (Ditto.).
19226 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19229 2008-04-06 Richard Guenther <rguenther@suse.de>
19231 PR tree-optimization/35842
19232 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19233 is_gimple_invariant_address.
19235 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19237 * gcc.c (default_compilers): Sync Fortran extensions list with
19238 that in fortran/lang-specs.h.
19239 * doc/invoke.texi: Likewise.
19240 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19241 * dwarf2out.c (gen_compile_unit_die): Likewise.
19243 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19245 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19247 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19250 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19251 attribute is used for nested functions.
19253 2008-04-05 Jan Hubicka <jh@suse.cz>
19255 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19257 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19259 (dump_files): Update.
19260 (enable_rtl_dump_file): Do not accept letter argument.
19261 * tree-pass.h (dump_file_info): Remove letter argument.
19262 * toplev.c (decode_d_option): Update -da handling.
19263 * toplev.h (enable_rtl_dump_file): Update prototype.
19264 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19265 it out based on pass type.
19266 (register_dump_files_1): Likewise.
19267 (init_optimization_passes): Update register_one_dump_file calls.
19268 (execute_one_pass): Sanity check that IPA passes are called at IPA
19269 level and RTL passes at RTL level.
19270 (execute_pass_list): IPA pass can not be after or subpass of
19272 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19273 disallov RTL subpasses of IPA subpasses.
19275 2008-04-05 Ben Elliston <bje@au.ibm.com>
19277 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19278 builtins that return exactly once and do not throw. Cache call to
19281 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19283 PR rtl-optimization/34916
19284 PR middle-end/35519
19285 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19286 between instruction pairs.
19288 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19290 * doc/invoke.texi: Document -mbitops for SH.
19291 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19292 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19293 * config/sh/sh.c (print_operand): Add %t operand code.
19294 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19295 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19296 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19297 (extendqihi2): Likewise.
19298 (movqi_i): Likewise.
19299 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19300 (extv): Use bld instruction for SH2A if possible.
19302 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19303 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19304 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19305 (bset.b, bclr.b): Define peepholes.
19306 * config/sh/sh.opt (mbitops): New option.
19308 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19311 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19312 and view convert expression.
19314 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19317 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19319 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19321 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19323 * config/i386/cpuid.h (bit_AES): New.
19324 (bit_PCLMUL): Likewise.
19326 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19327 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19328 SSE2 if AES or PCLMUL is enabled.
19329 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19330 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19331 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19332 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19333 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19334 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19335 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19336 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19337 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19338 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19339 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19340 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19341 __builtin_ia32_aeskeygenassist128 and
19342 __builtin_ia32_pclmulqdq128.
19343 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19344 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19345 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19347 * config/i386/i386.h (TARGET_AES): New.
19348 (TARGET_PCLMUL): Likewise.
19349 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19351 * config/i386/i386.md (UNSPEC_AESENC): New.
19352 (UNSPEC_AESENCLAST): Likewise.
19353 (UNSPEC_AESDEC): Likewise.
19354 (UNSPEC_AESDECLAST): Likewise.
19355 (UNSPEC_AESIMC): Likewise.
19356 (UNSPEC_AESKEYGENASSIST): Likewise.
19357 (UNSPEC_PCLMUL): Likewise.
19359 * config/i386/i386.opt (maes): New.
19360 (mpclmul): Likewise.
19362 * config/i386/sse.md (aesenc): New pattern.
19363 (aesenclast): Likewise.
19364 (aesdec): Likewise.
19365 (aesdeclast): Likewise.
19366 (aesimc): Likewise.
19367 (aeskeygenassist): Likewise.
19368 (pclmulqdq): Likewise.
19370 * config/i386/wmmintrin.h: New.
19372 * doc/extend.texi: Document AES and PCLMUL built-in function.
19374 * doc/invoke.texi: Document -maes and -mpclmul.
19376 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19378 * function.c (free_after_parsing): Replace with
19379 cxx_push_function_context from C++ front-end.
19380 (allocate_struct_function): Don't call langhook.
19381 * langhooks.h (struct lang_hooks_for_functions): Delete.
19382 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19384 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19385 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19386 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19387 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19388 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19389 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19390 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19392 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19393 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19395 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19398 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19401 2008-04-04 Richard Guenther <rguenther@suse.de>
19403 PR middle-end/35823
19404 * fold-const.c (optimize_minmax_comparison): Use the correct
19405 type for the constant in the simplified comparison.
19407 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19409 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19410 Pass L2 size as "--param l2-cache-size" to the compiler.
19411 (decode_l2_cache): New function to decode L2 cache parameters using
19412 0x8000006 extended cpuid function.
19413 (detect_caches_amd): Determine parameters of L2 cache using
19414 decode_l2_caches function.
19415 (decode_caches_intel): Decode L2 cache parameters.
19416 (detect_caches_intel): Determine L2 cache parameters using
19417 decode_caches_intel and decode_l2_caches functions.
19419 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19421 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19422 secondary input reload for subword loads from the constant pool.
19424 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19427 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19428 constants of the appropriate size for runtime calculations.
19431 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19432 decimal-float literal constant zero.
19434 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19437 * c-parser.c (c_parser_omp_atomic): Call
19438 default_function_array_conversion on the RHS.
19440 PR middle-end/35818
19441 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19442 call is_variable_sized if decl has incomplete type.
19444 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19446 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19448 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19450 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19452 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19453 (sgt<u>): Merge sgt and sgtu into new expander.
19454 (sgt, sgtu): Remove expanders.
19455 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19456 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19457 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19458 *sgtu_<mode>_mips16 into new pattern.
19459 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19460 (sge<u>): Merge sge and sgeu into new expander.
19461 (sge, sgeu): Remove expanders.
19462 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19464 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19465 (slt<u>): Merge slt and sltu into new expander.
19466 (slt, sltu): Remove expanders.
19467 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19468 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19469 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19470 *sltu_<mode>_mips16 into new pattern.
19471 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19472 (sle<u>): Merge sle and sleu into new expander.
19473 (sle, sleu): Remove expanders.
19474 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19475 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19476 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19477 *sleu_<mode>_mips16 into new pattern.
19478 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19480 2008-04-03 Jan Hubicka <jh@suse.cz>
19482 PR tree-optimization/35795
19483 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19484 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19485 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19486 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19487 * score/score3.c (score3_output_mi_thunk): Likewise.
19488 * score/score7.c (score7_output_mi_thunk): Likewise.
19489 * mips/mips.c (mips_output_mi_thunk): Likewise.
19491 2008-04-03 Richard Guenther <rguenther@suse.de>
19493 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19494 conversions. Simplify code.
19496 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19498 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19500 2008-04-03 Tom Tromey <tromey@redhat.com>
19501 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19503 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19504 * config/bfin/t-bfin-linux (generated_files): Add
19505 linux-sysroot-suffix.h.
19506 * doc/install.texi (Prerequisites): Require make 3.80.
19507 * doc/sourcebuild.texi (Front End Directory): Document new
19509 * Makefile.in (generated_files): New variable.
19510 (ALL_HOST_OBJS): New variable.
19511 ($(ALL_HOST_OBJS)): New target.
19513 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19515 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19516 (remap_block): Call id->transform_lang_insert_block instead
19518 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19519 Set id.transform_lang_insert_block to NULL.
19520 (clone_body): Move to cp/optimize.c
19521 * tree-inline.h (struct copy_body_data): Change
19522 transform_lang_insert_block to function pointer.
19523 (copy_generic_body, copy_decl_no_change): Export.
19524 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19525 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19526 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19528 * c-tree.h (insert_block): Kill.
19529 * c-decl.c (insert_block): Kill.
19531 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19533 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19534 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19535 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19537 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19538 argument, call {push,pop}_function_context from here.
19539 * c-parser.c: Use c_{push,pop}_function_context.
19541 * function.c (push_function_context_to): Move meat ...
19542 (push_function_context): ... here. Simplify.
19543 * function.c (pop_function_context_from): Move meat ...
19544 (pop_function_context): ... here. Simplify.
19545 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19547 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19548 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19549 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19550 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19552 2008-04-03 Ben Elliston <bje@au.ibm.com>
19554 * expmed.c (extract_force_align_mem_bit_field): Remove.
19556 2008-04-03 Richard Guenther <rguenther@suse.de>
19558 PR middle-end/35800
19559 * expr.h (try_casesi): Adjust prototype.
19560 * expr.c (try_casesi): Take fallback label as extra parameter.
19561 Use that for gen_casesi if default_label is NULL.
19562 * stmt.c (expand_case): Pass fallback label to try_casesi,
19563 make sure to fill gaps with a fallback label if default_label
19566 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19569 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19571 2008-04-03 Ben Elliston <bje@au.ibm.com>
19573 * expmed.c (extract_split_bit_field): Remove if (0) code.
19574 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19575 (do_ds_constraint): Likewise.
19577 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19579 * doc/cppopts.texi (-dU): Document.
19580 * c-common.h (flag_dump_macros): Update comment.
19581 * c-opts.c (handle_OPT_d): Handle -dU.
19582 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19583 dump_queued_macros, cb_used_define, cb_used_undef): New.
19584 (init_pp_output): Handle -dU.
19585 (cb_line_change): Call dump_queued_macros.
19586 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19588 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19590 * config/avr/predicates.md (io_address_operand): New predicate.
19591 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19592 * config/avr/avr.c (avr_io_address_p): Remove function.
19593 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19594 'avr_io_address_p' function.
19595 (out_movhi_r_mr): (Ditto.).
19596 (out_movqi_mr_r): (Ditto.).
19597 (out_movhi_mr_r): (Ditto.).
19598 (avr_address_cost): (Ditto.).
19600 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19602 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19603 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19604 in 32bit mode when XMM registers are available to avoid store
19606 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19607 corresponding post-reload splitters.
19609 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19611 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19612 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19613 __builtin_ia32_roundss.
19614 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19615 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19616 __builtin_ia32_roundss.
19617 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19618 IX86_BUILTIN_SHUFPD here.
19620 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19622 * config/i386/i386.md (plogic): New.
19623 (plogicprefix): Likewise.
19625 * config/i386/mmx.md (mmx_<code><mode>3): New.
19626 (mmx_and<mode>3): Removed.
19627 (mmx_ior<mode>3): Likewise.
19628 (mmx_xor<mode>3): Likewise.
19630 * config/i386/sse.md (<code><mode>3): New.
19631 (*<code><mode>3): Likewise.
19632 (*<code><mode>3): Likewise.
19633 (<code><mode>3): Likewise.
19634 (*sse_<code><mode>3): Likewise.
19635 (*sse2_<code><mode>3): Likewise.
19636 (<code>tf3): Likewise.
19637 (*<code>tf3): Likewise.
19638 (and<mode>3): Likewise.
19639 (*and<mode>3): Likewise.
19640 (ior<mode>3): Removed.
19641 (*ior<mode>3): Likewise.
19642 (xor<mode>3): Likewise.
19643 (*xor<mode>3): Likewise.
19644 (*and<mode>3): Likewise.
19645 (*ior<mode>3): Likewise.
19646 (*xor<mode>3): Likewise.
19647 (and<mode>3): Likewise.
19648 (*sse_and<mode>3): Likewise.
19649 (*sse2_and<mode>3): Likewise.
19650 (andtf3): Likewise.
19651 (*andtf3): Likewise.
19652 (ior<mode>3): Likewise.
19653 (*sse_ior<mode>3): Likewise.
19654 (*sse2_ior<mode>3): Likewise.
19655 (iortf3): Likewise.
19656 (*iortf3): Likewise.
19657 (xor<mode>3): Likewise.
19658 (*sse_xor<mode>3): Likewise.
19659 (*sse2_xor<mode>3): Likewise.
19660 (xortf3): Likewise.
19661 (*xortf3): Likewise.
19663 2008-04-02 Richard Guenther <rguenther@suse.de>
19665 PR tree-optimization/14495
19666 PR tree-optimization/34793
19667 * tree-vrp.c (struct switch_update): New structure.
19668 (to_remove_edges, to_update_switch_stmts): New VECs.
19669 (simplify_switch_using_ranges): New function. Remove not taken
19670 case labels and edges.
19671 (simplify_stmt_using_ranges): Call it.
19672 (identify_jump_threads): Mark edges we have queued for removal
19673 so we don't thread them.
19674 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19676 * tree-cfg.c (group_case_labels): Deal with missing default label.
19677 (tree_verify_flow_info): Allow missing default label.
19678 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19679 (emit_case_nodes): Likewise.
19680 (expand_case): Do not rely on the default label to be present.
19681 * expr.c (try_casesi): Deal with NULL default_label.
19682 (do_tablejump): Likewise.
19684 2008-04-02 Richard Guenther <rguenther@suse.de>
19686 PR tree-optimization/14495
19687 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19688 SWITCH_EXPR here ...
19689 (vrp_visit_switch_stmt): ... but here (new function).
19690 (find_case_label_index): New helper function.
19691 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19693 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19695 * fwprop.c: Fix ISO-C99ism.
19697 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19700 * Makefile.in (objdir): Set it here.
19701 * configure.ac: Not here. Find dynamic linker characteristics.
19702 * exec-tool.in: Use them.
19703 * aclocal.m4: Regenerate.
19704 * configure: Regenerate.
19706 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19708 * expr.c (expand_var): Delete it.
19709 * expr.h (expand_var): Delete prototype.
19710 * function.c (expand_function_start): Use expand_decl instead.
19711 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19714 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19716 PR rtl-optimization/35542
19717 * fwprop.c (forward_propagate_and_simplify): Replace
19718 loc_reg_mentioned_in_p with reg_mentioned_p.
19720 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19722 PR rtl-optimization/35281
19723 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19724 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19725 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19726 (varying_mem_p): Move above propagate_rtx.
19727 (all_uses_available_at): Do not check MEMs.
19729 2008-04-02 Rafael EspÃndola <espindola@google.com>
19731 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19732 (register_edge_assert_for_2): Split the cond argument.
19733 (register_edge_assert_for_1): Adjust for the change in
19734 register_edge_assert_for_2.
19735 (register_edge_assert_for): Split the cond argument.
19736 (find_switch_asserts): Adjust for the change in
19737 register_edge_assert_for.
19739 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19741 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19742 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19743 offsets for 64-bit mingw.
19744 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19745 abi for x86_64-pc-mingw.
19747 2008-04-02 Richard Guenther <rguenther@suse.de>
19749 * tree-vrp.c (extract_range_from_assert): Make sure to not
19750 produce range min/max with TREE_OVERFOW set.
19751 If merging a anti-range and a range keep the anti-range if
19752 the range covers all values of the type.
19753 (register_edge_assert_for_2): Only allow sign-changing
19754 conversions in detecting canonical range checks. Also
19755 register an assert for the unsigned name if useful.
19757 PR tree-optimization/35787
19758 * tree-vrp.c (vrp_val_max): New function.
19759 (vrp_val_min): Likewise.
19760 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19761 (vrp_val_is_min): Likewise.
19762 (supports_overflow_infinity): Use vrp_val_{min,max}.
19763 (negative_overflow_infinity): Likewise.
19764 (positive_overflow_infinity): Likewise.
19765 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19766 (is_positive_overflow_infinity): Likewise.
19767 (is_overflow_infinity): Likewise.
19768 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19769 vrp_val_is_{min,max}.
19770 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19771 to ranges if possible. Avoid empty ranges.
19773 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19775 PR middle-end/35705
19776 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19777 the expression is a function address.
19779 2008-04-01 George Helffrich <george@gcc.gnu.org>
19781 PR fortran/35154, fortran/23057
19782 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19783 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19784 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19785 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19787 (dbxout_syms): Check for COMMON-based symbol and wrap in
19788 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19789 in bracket for efficiency.
19791 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19792 using DW_TAG_common_block + member offset.
19793 (add_pubname_string): New function.
19794 (dw_expand_expr): New function to find block name and offset for
19796 (common_check): New function to check whether symbol in Fortran COMMON.
19797 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19799 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19802 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19804 2008-04-02 Ben Elliston <bje@au.ibm.com>
19806 * config/v850/v850.md (casesi): Remove if (0) code.
19807 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19808 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19810 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19812 * config/i386/i386.md (rex64suffix): New mode attribute.
19813 (floathi<mode>2): Disable expander for SSE math.
19814 (*floathi<mode>2_1): New insn insn_and_split pattern.
19815 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19816 corresponding post-reload splitters.
19817 (*floathi<mode>2_i387): New macroized insn pattern.
19818 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19819 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19820 insn_and_split pattern.
19821 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19822 New macroized instruction patterns and corresponding post-reload
19824 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19825 and corresponding post-reload splitters.
19826 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19827 New macroized instruction patterns.
19828 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19829 macroized instruction patterns and corresponding post-reload splitters.
19830 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19831 corresponding post-reload splitters.
19832 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19833 New macroized instruction patterns.
19834 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19835 corresponding post-reload splitters.
19836 (*floatsi<mode>2_i387): New macroized instruction patterns.
19838 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19840 * config/i386/i386.md (smaxmin): New.
19841 (umaxmin): Likewise.
19842 (maxminiprefix): Likewise.
19843 (maxminfprefix): Likewise.
19844 (<code><mode>3): Likewise.
19845 (smin<mode>3): Removed.
19846 (smax<mode>3): Likewise.
19848 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19849 (mmx_<code>v4hi3): Likewise.
19850 (mmx_<code>v8qi3): Likewise.
19851 (mmx_smaxv2sf3): Removed.
19852 (mmx_sminv2sf3): Likewise.
19853 (mmx_umaxv8qi3): Likewise.
19854 (mmx_smaxv4hi3): Likewise.
19855 (mmx_uminv8qi3): Likewise.
19856 (mmx_sminv4hi3): Likewise.
19858 * config/i386/sse.md (<addsub><mode>3): New.
19859 (*<addsub><mode>3): Likewise.
19860 (<sse>_vm<addsub><mode>3): Likewise.
19861 (<maxmin><mode>3): Likewise.
19862 (*<maxmin><mode>3_finite): Likewise.
19863 (*<maxmin><mode>3): Likewise.
19864 (<sse>_vm<maxmin><mode>3): Likewise.
19865 (sse3_h<addsub>v4sf3): Likewise.
19866 (sse3_h<addsub>v2df3): Likewise.
19867 (<maxmin>v16qi3): Likewise.
19868 (*<maxmin>v16qi3): Likewise.
19869 (<maxmin>v8hi3): Likewise.
19870 (*<maxmin>v8hi3): Likewise.
19871 (*sse4_1_<maxmin><mode>3): Likewise.
19872 (*sse4_1_<maxmin><mode>3): Likewise.
19873 (add<mode>3): Removed.
19874 (*add<mode>3): Likewise.
19875 (<sse>_vmadd<mode>3): Likewise.
19876 (sub<mode>3): Likewise.
19877 (*sub<mode>3): Likewise.
19878 (<sse>_vmsub<mode>3): Likewise.
19879 (smin<mode>3): Likewise.
19880 (*smin<mode>3_finite): Likewise.
19881 (*smin<mode>3): Likewise.
19882 (<sse>_vmsmin<mode>3): Likewise.
19883 (smax<mode>3): Likewise.
19884 (*smax<mode>3_finite): Likewise.
19885 (*smax<mode>3): Likewise.
19886 (<sse>_vmsmax<mode>3): Likewise.
19887 (sse3_haddv4sf3): Likewise.
19888 (sse3_haddv2df3): Likewise.
19889 (sse3_hsubv4sf3): Likewise.
19890 (sse3_hsubv2df3): Likewise.
19891 (umaxv16qi3): Likewise.
19892 (*umaxv16qi3): Likewise.
19893 (smaxv8hi3): Likewise.
19894 (*smaxv8hi3): Likewise.
19895 (*sse4_1_smax<mode>3): Likewise.
19896 (*sse4_1_umax<mode>3): Likewise.
19897 (uminv16qi3): Likewise.
19898 (*uminv16qi3): Likewise.
19899 (sminv8hi3): Likewise.
19900 (*sminv8hi3): Likewise.
19901 (*sse4_1_smin<mode>3): Likewise.
19902 (*sse4_1_umin<mode>3): Likewise.
19904 2008-04-01 Rafael EspÃndola <espindola@google.com>
19906 * tree-cfg.c (verify_expr): remove in_phi.
19907 (verify_stmt): Don't call walk_tree with verify_expr. Use
19908 is_gimple_min_invariant instead of is_gimple_val.
19910 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19912 * doc/include/gpl_v3.texi: Update for manpage generation.
19913 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19915 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19916 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19917 gpl_v3.texi instead of gpl.texi.
19920 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19923 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19925 2008-04-01 Rafael EspÃndola <espindola@google.com>
19927 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19928 (extract_code_and_val_from_cond): Use
19929 extract_code_and_val_from_cond_with_ops.
19931 2008-04-01 Jan Hubicka <jh@suse.cz>
19933 * function.c (free_after_compilation): Free epilogue_delay_list.
19934 (prepare_function_start): Assert that previous compilation was freed.
19936 2008-04-01 Jan Hubicka <jh@suse.cz>
19937 Jim Wilson <wilson@tuliptree.org>
19938 Andreas Tobler <andreast@gcc.gnu.org>
19940 PR middle-end/35781
19941 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19942 rtl.emit instead cfun->emit.
19943 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19944 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19946 2008-04-01 Ben Elliston <bje@au.ibm.com>
19948 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19950 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19952 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19954 (fprofile-use): Add var flag_profile_use
19955 * coverage.c (coverage_begin_output): Do not open a gcno file for
19956 output only if -ftest-coverage is set.
19957 Do not add getpwd() to gcda file path.
19958 (build_gcov_info): Check the new flag
19959 flag_profile_datafile_relative_path.
19960 (coverage_init): Use profile_data_prefix.
19961 Read profile counter only if flag_profile_use is set.
19962 * opts.c (common_handle_option): New option fprofile-use=,
19963 fprofile-dir=, fprofile-generate=.
19964 * toplev.c (profile_data_prefix): New variable definition.
19965 * toplev.h (profile_data_prefix): New declaration.
19966 * doc/invoke.tex (Option Summary, Optimization Options):
19969 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19971 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19972 use tmp consistently.
19975 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19976 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19977 UNSPEC_FR_RECIP_APPROX_RES.
19978 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19980 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19983 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19985 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19987 PR middle-end/30186
19988 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19989 element of the vector via a pointer.
19991 2008-03-31 Ian Lance Taylor <iant@google.com>
19993 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19995 2008-03-31 Jan Hubicka <jh@suse.cz>
19997 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19998 get_arg_pointer_save_area.
19999 * expr.c (init_expr): Just clear out rtl.expr.
20000 * function.c (free_after_compilation): Clear out whole RTL structure.
20001 (get_func_frame_size): Merge into ...
20002 (get_frame_size): ... this one.
20003 (assign_stack_local_1): Merge into ...
20004 (assign_stack_local): ... this one.
20005 (expand_function_end): Update call of get_arg_pointer_save_area.
20006 (get_art_pointer_save_area): Remove cfun argument.
20007 * function.h (emit_status): regno_pointer_align does not need length
20008 attribute. Move x_regno_reg_rtx to ...
20009 (regno_reg_rtx): ... new global array.
20010 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20011 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20012 apply_args_value, forced_labels, stack_pointer_delta):
20014 (struct varasm_status): Move here from varasm.c
20015 (struct rtl_data): New. Move here some fields from struct function.
20016 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20017 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20018 used_temp_slots avail_temp_slots, temp_slot_level,
20019 nonlocal_goto_handler_labels): Update accesstors.
20020 (rtl): New global variable.
20021 (struct function): Move some fileds to rtl_data.
20022 (get_arg_pointer_save_area): Update prototype.
20023 * emit-rtl.c (rtl): Declare.
20024 (regno_reg_rtx): Declare.
20025 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20027 (gen_reg_rtx): Update.
20028 (init_virtual_regs): Do not tate emit_status argument.
20029 (init_emit): Do not allocate emit.
20030 * varasm.c (varasm_statuc): Move to function.h.
20031 (n_deferred_constatns): Update accestor.
20032 (init_varasm_status): Do not allocate varasm_status.
20033 (force_const_mem, get_pool_size, output_constant_pool): Update.
20034 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20035 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20037 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20039 PR rtl-optimization/35729
20040 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20043 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20046 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20047 load/store if memory is unaligned.
20048 (*movti_rex64): Likewise.
20050 * config/i386/predicates.md (misaligned_operand): New.
20052 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20055 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20058 2008-03-31 Jan Beulich <jbeulich@novell.com>
20060 * config/ia64/constraints.md: Add 'j' constraint.
20061 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20062 (movdi_internal): Likewise.
20064 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20067 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20069 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20072 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20073 proper error message for the third argument on blendpd and
20076 * config/i386/sse.md (blendbits): New.
20077 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20079 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20081 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20083 2008-03-30 Richard Guenther <rguenther@suse.de>
20085 PR middle-end/31023
20086 * fold-const.c (fold_sign_changed_comparison): Do leave
20087 conversions to base-types alone.
20089 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20091 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20092 the link register if one altivec register is be saved.
20094 2008-03-30 Ben Elliston <bje@au.ibm.com>
20096 * final.c (final_scan_insn): Remove if (0) code.
20098 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20100 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20102 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20104 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20105 of V4SFmode to ix86_binary_operator_ok.
20107 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20109 * config/i386/i386.c (override_options): Initialize
20110 ix86_veclib_handler to ix86_veclibabi_svml when
20111 -mveclibabi=svml is used.
20112 (ix86_veclibabi_svml): New function for SVML ABI style
20113 vectorization support.
20114 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20116 2008-03-28 Rafael EspÃndola <espindola@google.com>
20118 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20119 (tree_binary_nonnegative_warnv_p): Make it public.
20120 (tree_single_nonnegative_warnv_p): Make it public.
20121 (tree_invalid_nonnegative_warnv_p): Make it public.
20122 (tree_unary_nonzero_warnv_p): Make it public.
20123 (tree_binary_nonzero_warnv_p): Make it public
20124 (tree_single_nonzero_warnv_p): Make it public.
20125 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20126 (extract_range_from_binary_expr): Split the expr argument.
20127 (extract_range_from_unary_expr): Split the expr argument.
20128 (extract_range_from_comparison): Split the expr argument.
20129 (extract_range_from_expr): Use the new aux functions.
20130 (vrp_evaluate_conditional_warnv): Use
20131 vrp_evaluate_conditional_warnv_with_ops.
20132 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20133 (tree_binary_nonzero_warnv_p): Declare.
20134 (tree_single_nonzero_warnv_p): Declare.
20135 (tree_expr_nonzero_warnv_p): Declare.
20136 (tree_unary_nonnegative_warnv_p): Declare.
20137 (tree_binary_nonnegative_warnv_p): Declare.
20138 (tree_single_nonnegative_warnv_p): Declare.
20139 (tree_invalid_nonnegative_warnv_p): Declare.
20141 2008-03-28 Richard Guenther <rguenther@suse.de>
20143 PR tree-optimization/30317
20144 PR tree-optimization/30911
20145 PR tree-optimization/34793
20146 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20147 (struct assert_locus_d): New member EXPR.
20148 (register_new_assert_for): Add EXPR parameter to support
20149 ASSERT_EXPR <name, expr OP limit>.
20150 (register_edge_assert_for_1): Adjust callers.
20151 (find_assert_locations): Likewise.
20152 (process_assert_insertions_for): Build condition from expression.
20153 (extract_range_from_assert): Handle ASSERT_EXPRs
20154 of the form ASSERT_EXPR <name, expr OP limit>.
20155 (register_edge_assert_for_2): New helper registering
20156 asserts for comparisons. Recognize range tests of the form
20157 (unsigned)i - CST1 OP CST2.
20158 (register_edge_assert_for_1): Use it.
20159 (register_edge_assert_for): Likewise.
20160 (needs_overflow_infinity): Integer sub-types
20161 do not need overflow infinities.
20162 (vrp_val_is_max): The extreme values of integer sub-types
20163 are those of the base type.
20164 (vrp_val_is_min): Likewise.
20165 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20168 2008-03-28 Nick Clifton <nickc@redhat.com>
20171 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20172 Return GENERAL_REGS for stack adjustment reloads.
20174 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20177 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20178 const_vector when all the vectors are constant.
20180 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20182 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20184 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20185 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20187 (s<code>_sf): Use new scc_sf attribute for opcode names.
20189 2008-03-27 Tom Tromey <tromey@redhat.com>
20191 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20192 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20193 config/spu/t-spu-elf, config/i386/t-interix,
20194 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20195 config/i386/x-darwin, config/i386/x-mingw32,
20196 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20197 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20198 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20199 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20200 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20201 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20202 config/score/t-score-elf, config/arm/t-strongarm-pe,
20203 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20204 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20205 Revert automatic dependency patch.
20207 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20210 * config/i386/i386.c (ix86_function_arg_boundary): Align
20211 decimal floating point to its natural boundary.
20213 2008-03-27 Richard Guenther <rguenther@suse.de>
20215 PR middle-end/35716
20216 * fold-const.c (fold_comparison): Restrict distinct decl
20217 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20218 solely rely on operand_equal_p.
20220 2008-03-27 Richard Guenther <rguenther@suse.de>
20223 * c-common.c (handle_weak_attribute): Reject combination of
20226 2008-03-27 Richard Guenther <rguenther@suse.de>
20228 PR tree-optimization/32810
20229 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20230 conversions from DECL_INITIAL.
20231 (fold_const_aggregate_ref): Likewise from constructor elements.
20233 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20235 * tree-affine.h (aff_combination_expand): Declare.
20236 (get_inner_reference_aff): Likewise.
20237 * tree-affine.c (aff_combination_expand): Split out from
20238 tree_to_aff_combination_expand.
20239 (get_inner_reference_aff): New function.
20240 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20241 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20242 (struct lim_aux_data): sm_done field removed.
20243 (mem_ref_loc_p, mem_ref_locs_p): New types.
20244 (struct mem_ref): Added id, stored, accesses_in_loop,
20245 indep_loop, dep_loop, indep_ref, dep_ref fields.
20246 Removed is_stored, locs and next fields.
20247 (memory_accesses): New variable.
20248 (movement_possibility): Do not allow moving statements
20249 that store to memory.
20250 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20252 (determine_max_movement): For statements with memory references,
20253 find the outermost loop in that the reference is independent.
20254 (move_computations_stmt): Mark the virtual operands for renaming.
20255 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20256 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20257 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20258 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20259 create_vop_ref_mapping, analyze_memory_references,
20260 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20261 get_all_locs_in_loop, ref_always_accessed_p,
20262 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20263 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20264 store_motion_loop, store_motion): New functions.
20265 (struct vop_to_refs_elt): New type.
20266 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20267 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20268 (schedule_sm): Replaced by...
20269 (execute_sm): ... this.
20270 (determine_lsm_ref, hoist_memory_references,
20271 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20272 find_more_ref_vops, free_mem_ref, free_mem_refs,
20273 determine_lsm_loop, determine_lsm): Removed.
20274 (tree_ssa_lim_finalize): Free data structures used by store motion.
20275 (tree_ssa_lim): Call analyze_memory_references. Use
20276 store_motion instead of determine_lsm.
20278 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20280 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20281 rename tmake_file to m68hc11/t-m68hc11.
20282 (mcore): Set inhibit_libc to true.
20283 * config.host (alpha*-dec-*vms*): Set extra_programs.
20284 (interix3*): Don't use host_xmake_file.
20285 * configure.ac: Let config.gcc override inhibit_libc.
20286 * configure: Regenerate.
20288 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20289 * config/t-openbsd-thread: Remove commented out lines.
20291 * config/x-interix: Remove.
20293 * config/m68hc11/t-m68hc11-gas: Rename to...
20294 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20296 * config/mcore/t-mcore: Remove T_CFLAGS.
20297 * config/mcore/t-mcore-pe: Likewise.
20299 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20301 * configure.ac: Replace custom __GNU_SOURCE test with
20302 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20303 * aclocal.m4: Regenerate.
20304 * configure: Regenerate.
20305 * config.in: Regenerate.
20307 2008-03-27 Richard Guenther <rguenther@suse.de>
20309 * fold-const.c (target.h): Include.
20310 (fold_comparison): Fold comparison of addresses of decls
20311 that bind locally or of constants. Consolidate address folding code.
20312 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20313 results from fold_binary_to_constant.
20314 (compare_values_warnv): Likewise.
20316 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20318 PR middle-end/35429
20319 * fold-const.c (fold_truthop): Check for integeral types when folding
20320 a == 0 && b == 0 and a != 0 || b != 0 .
20322 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20324 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20326 2008-03-26 Andreas Schwab <schwab@suse.de>
20328 * doc/invoke.texi: Fix use of @item vs. @itemx.
20330 2008-03-26 Tom Tromey <tromey@redhat.com>
20332 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20333 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20334 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20335 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20336 build/genconstants.o, build/genemit.o, build/genextract.o,
20337 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20338 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20341 2008-03-26 Richard Guenther <rguenther@suse.de>
20344 2008-03-26 Richard Guenther <rguenther@suse.de>
20346 * fold-const.c (target.h): Include.
20347 (fold_comparison): Fold comparison of addresses of two decls
20348 that bind locally. Consolidate address folding code.
20350 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20352 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20353 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20354 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20355 dconstsqrt2, dconstthird, dconste and/or dconst10.
20356 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20357 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20358 dconstsqrt2, dconste): Delete.
20359 (init_emit_once): Likewise. Simplify initializing dconstm1.
20361 * real.c (get_real_const): New.
20362 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20363 dconstsqrt2, dconste): Delete.
20364 (real_value_const, get_real_const): New.
20366 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20368 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20370 * config/i386/i386.c (ix86_function_arg_boundary): Check
20371 BIGGEST_ALIGNMENT instead of 128.
20372 (setup_incoming_varargs_64): Likewise.
20374 2008-03-26 Tom Tromey <tromey@redhat.com>
20376 * Makefile.in (DEPFILES): Add missing '/'.
20378 2008-03-26 Richard Guenther <rguenther@suse.de>
20380 * fold-const.c (target.h): Include.
20381 (fold_comparison): Fold comparison of addresses of two decls
20382 that bind locally. Consolidate address folding code.
20384 2008-03-26 Nick Clifton <nickc@redhat.com>
20387 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20388 not allow INT+INT as a legitimate addressing mode.
20390 2008-03-26 Richard Guenther <rguenther@suse.de>
20392 * tree-flow.h (widen_bitfield): Remove declaration.
20393 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20394 (widen_bitfield): Remove function.
20395 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20398 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20401 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20404 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20406 PR rtl-optimization/35232
20407 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20408 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20409 reg_reloaded_call_part_clobbered here.
20410 (reload_regs_reach_end_p): New function.
20411 (reload_reg_rtx_for_input): New variable.
20412 (reload_reg_rtx_for_output): Likewise.
20413 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20414 when reassigning a pseudo register. Load reloadreg from
20415 reload_reg_rtx_for_input, moving the mode and register
20417 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20418 instead of the original when deciding whether an input reload
20419 would be a no-op or whether an output reload can be deleted.
20420 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20421 when setting up new_spill_reg_store. Load it from
20422 reload_reg_rtx_for_output, moving the mode and register
20424 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20425 instead of the original when deciding whether an output reload
20426 would be a no-op. Do the same when modifying insn notes.
20427 Use rtx_equal_p instead of == to compare the registers.
20428 (inherit_piecemeal_p): Take a mode and two register numbers
20430 (emit_reload_insns): Clear new_spill_reg_store for every hard
20431 register in the reload register. Remove spill registers
20432 from reg_reloaded_valid before considering whether to record
20433 inheritance information for them. Use reload_reg_rtx_for_output
20434 instead of reg_rtx when recording output reloads. Use
20435 reload_reg_rtx_for_input instead of reg_rtx when recording
20436 input reloads. Set or clear reg_reloaded_call_part_clobbered
20437 at the same time as setting reg_reloaded_valid.
20438 (delete_output_reload): Add a new_reload_reg parameter and use it
20439 instead of rld[j].reg_rtx.
20440 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20443 2008-03-25 Tom Tromey <tromey@redhat.com>
20445 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20446 (build/genattr.o): Likewise.
20447 (build/genattrtab.o): Likewise.
20448 (build/gencodes.o): Likewise.
20449 (build/genconfig.o): Likewise.
20450 (build/genconstants.o): Likewise.
20451 (build/genemit.o): Likewise.
20452 (build/genextract.o): Likewise.
20453 (build/genflags.o): Likewise.
20455 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20457 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20458 instead of size_int for integer types.
20459 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20460 to match type of MINUS_EXPR.
20462 2008-03-25 Tom Tromey <tromey@redhat.com>
20464 * configure: Rebuilt.
20465 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20468 2008-03-25 Tom Tromey <tromey@redhat.com>
20470 * config/x-solaris (host-solaris.o): Update.
20471 * config/x-linux (host-linux.o): Update.
20472 * config/x-hpux (host-hpux.o): Update.
20473 * config/x-darwin (host-darwin.o): Update.
20474 * config/v850/t-v850e (v850-c.o): Update.
20475 * config/v850/t-v850 (v850-c.o): Update.
20476 * config/t-vxworks (vxworks.o): Update.
20477 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20478 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20479 * config/spu/t-spu-elf (spu-c.o): Update.
20481 * config/sh/t-symbian (sh-c.o): Update.
20482 (symbian.o): Update.
20483 * config/sh/t-sh (sh-c.o): Update.
20484 * config/score/t-score-elf (score7.o, score3.o): Update.
20485 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20486 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20487 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20488 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20489 (rs6000.o): Remove.
20490 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20491 * config/m32c/t-m32c (m32c-pragma.o): Update.
20492 * config/ia64/t-ia64 (ia64-c.o): Update.
20493 * config/i386/x-mingw32 (host-mingw32.o): Update.
20494 * config/i386/x-i386 (driver-i386.o): Update.
20495 * config/i386/x-darwin (host-i386-darwin.o): Update.
20496 * config/i386/x-cygwin (host-cygwin.o): Update.
20497 * config/i386/t-nwld (nwld.o): Update.
20498 * config/i386/t-netware (netware.o): Update.
20499 * config/i386/t-interix (winnt.o): Update.
20500 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20501 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20502 msformat-c.o): Update.
20503 * config/bfin/t-bfin-linux (generated_files): Add
20504 linux-sysroot-suffix.h.
20505 * config/arm/t-wince-pe (pe.o): Update.
20506 * config/arm/t-strongarm-pe (pe.o): Update.
20507 * config/arm/t-pe (pe.o): Update.
20508 * config/arm/t-arm (arm-c.o): Update.
20509 * doc/install.texi (Prerequisites): Require make 3.80.
20510 * Makefile.in: Remove .o targets.
20511 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20512 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20513 (simple_generated_h, simple_generated_c): Move earlier.
20514 (generated_files): New variable.
20515 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20516 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20517 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20518 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20519 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20520 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20521 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20522 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20523 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20524 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20525 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20526 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20528 (COMPILE.base, COMPILE): New variables.
20529 (%.o): New pattern rule.
20530 (ALL_HOST_OBJS): New variable.
20531 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20532 (dummy-checksum.o, cc1-checksum.o): Remove.
20533 (DRIVER_SHLIB): New variable.
20534 (DRIVER_DEFINES): Use it.
20535 (gencondmd.c): Move out of build/.
20536 (s-conditions): Update.
20537 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20538 (ALL_BUILD_OBJS): Likewise.
20539 (build/%.o): Use BUILDCOMPILE.
20540 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20541 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20542 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20543 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20544 build/genconfig.o, build/genconstants.o, build/genemit.o,
20545 build/genextract.o, build/genflags.o, build/genmddeps.o,
20546 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20547 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20548 build/gen-protos.o, build/scan.o, build/fix-header.o,
20549 build/scan-decls.o): Simplify.
20550 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20551 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20552 prefix.o, toplev.o): Reduce to variable setting.
20553 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20554 ($(out_object_file), gcc-options.o): New targets.
20555 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20556 * configure: Rebuilt.
20557 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20558 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20560 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20562 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20563 complain when we hit an error, return ERROR_MARK_NODE.
20565 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20567 * config/sh/constraints.md (Pso, Psz): New constraints.
20568 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20569 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20571 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20573 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20574 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20576 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20578 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20579 (prefetch_sh2a): New.
20581 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20582 Naveen.H.S <naveen.hs@kpitcummins.com>
20584 * config/sh/constraints.md (I28): New constraint.
20585 * config/sh/sh.c (broken_move): Add support for movi20s.
20586 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20588 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20589 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20590 Naveen.H.S <naveen.hs@kpitcummins.com>
20592 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20593 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20594 (print_operand): Handle resbank in %@ operand code.
20595 (sh_encode_section_info): New.
20596 (push_regs): Add conditions for resbank.
20597 (sh_expand_epilogue): Likewise.
20598 (sh_insert_attributes): Likewise.
20599 (sh_attribute_table): Likewise.
20600 (sh_handle_resbank_handler_attribute): New.
20601 (sh2a_handle_function_vector_handler_attribute): New.
20602 (sh2a_is_function_vector_call): New.
20603 (sh2a_get_function_vector_number): New.
20604 (sh2a_function_vector_p): New.
20605 (sh_cfun_resbank_handler_p): New.
20606 * config/sh/sh.md (calli): Emit jsr/n if possible.
20607 (calli_tbr_rel): New.
20608 (calli_pcrel): Emit jsr/n if possible.
20609 (return_i): Emit rts/n if possible.
20610 (call_valuei_tbr_rel): New.
20611 (call_valuei_pcrel): Add condition for SH2A target.
20612 (call_value): Likewise.
20613 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20614 (sh2a_get_function_vector_number): Likewise.
20615 (sh2a_is_function_vector_call): Likewise.
20616 * doc/extend.texi: Document TBR relative addressing of SH2A.
20617 (resbank): Add description for SH2A.
20619 2008-03-24 Richard Guenther <rguenther@suse.de>
20622 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20623 pointer assignments change conversions according to middle-end rules.
20624 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20625 * configure.ac: Include type checking in yes.
20626 * configure: Regenerate.
20628 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20630 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20631 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20633 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20635 * gthr-vxworks.h (UNUSED): Define.
20637 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20639 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20641 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20643 * doc/extend.texi (Function Attributes): Add missing comma in the
20644 example of the "alloc_size" attribute.
20646 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20649 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20651 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20654 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20657 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20658 of the underlying type of a MS bitfield layout to the natural
20659 alignment of the type.
20661 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20663 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20664 to their natural alignment to avoid store forwarding stalls.
20666 2008-03-22 Richard Guenther <rguenther@suse.de>
20668 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20669 For PHI nodes verify the address is invariant.
20670 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20671 (get_symbol_constant_value): Use is_gimple_min_invariant.
20672 (maybe_fold_stmt_indirect): Likewise.
20674 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20676 PR rtl-optimization/33927
20677 * Makefile.in (dse.o): Depend on $(TM_P_H).
20678 * expr.h (extract_low_bits): Declare.
20679 * expmed.c (extract_low_bits): New function.
20680 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20681 * dse.c: Include tm_p.h.
20682 (find_shift_sequence): Remove the read_reg argument and return the
20683 read value. Emit the instructions instead of returning them.
20684 Iterate on new_mode rather than calculating it each time.
20685 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20686 source to NEW_MODE and extract_low_bits to convert the shifted
20687 value to READ_MODE.
20688 (replace_read): Allow the load and store to have different mode
20689 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20690 or extraction instructions before trying the replacement. Update
20691 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20693 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20695 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20696 to their natural alignment to avoid store forwarding stalls.
20698 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20701 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20702 encouraging but not allowing gprs for input;
20703 change the input constraint to !f#r.
20704 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20706 change the output constraint to !f#r.
20708 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20711 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20712 corresponding post-reload splitters.
20713 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20714 when x87 FP math is selected.
20715 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20716 New function prototype.
20717 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20718 unreachable function to ease macroization of insn patterns.
20720 2008-03-21 Martin Jambor <mjambor@suse.cz>
20722 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20723 reference dumps if ddr is NULL or dependence is unknown.
20725 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20727 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20728 unsigned extension into account.
20729 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20730 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20731 Do computations on a scratch register.
20733 2008-03-21 Richard Guenther <rguenther@suse.de>
20735 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20736 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20737 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20738 * tree-ssa-dom.c (record_equality): Likewise.
20739 * tree-inline.c (copy_body_r): Likewise.
20740 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20743 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20745 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20746 as 'delete_unused' argument.
20748 2008-03-20 Richard Guenther <rguenther@suse.de>
20750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20751 special casing of constant qualifiers.
20752 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20753 care about them in general.
20754 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20755 regardless of their type.
20756 (fold_stmt_r): Forcefully fold *& if we end up with that.
20758 2008-03-20 Paul Brook <paul@codesourcery.com>
20760 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20761 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20763 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20765 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20766 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20768 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20770 * common.opt (Wmudflap): New option.
20771 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20772 (mx_register_decls): Likewise.
20773 (mudflap_finish_file): Likewise.
20774 * doc/invoke.texi: Document -Wno-mudflap.
20776 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20778 * c-format.c (replace_format_name_to_system_name): New.
20779 (cmp_attribs): New.
20780 (convert_format_name_to_system_name): New.
20781 (decode_format_attr): Add use of convert_format_name_to_system_name.
20782 (format_types_orig): Add gnu_ prefix to names.
20783 (check_format_info_main): Special treating of \0 escaped names for
20784 supporting multi-character format specifiers as I32, I64.
20785 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20786 (gnu_target_overrides_format_attributes): New.
20787 * c-format.h: Add structure target_ovr_attr to hold
20788 system specific formatter names.
20789 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20790 msformat-c.o file to c_target_objs and cxx_target_objs.
20791 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20792 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20793 (TARGET_N_FORMAT_TYPES): New.
20794 * config/i386/msformat-c.c: New.
20795 * config/i386/t-cygming: Add build rule for msformat-c.o.
20796 * doc/extend.texi: Add new format names gnu_* and ms_* and
20798 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20800 2008-03-20 Ira Rosen <irar@il.ibm.com>
20802 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20803 optimizations turned on under -O3.
20804 (ftree-vectorize): Add that the flag is turned on with -O3.
20806 2008-03-20 Ben Elliston <bje@au.ibm.com>
20808 * regmove.c (try_auto_increment): Fix spelling error in comment.
20809 * final.c (final_scan_insn): Likewise.
20811 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20814 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20815 allocator preferences for "y" and "r" class registers.
20816 ("*mov<mode>_internal"): Ditto.
20817 ("*movv2sf_internal_rex64"): Ditto.
20818 ("*movv2sf_internal"): Ditto.
20820 2008-03-19 Michael Matz <matz@suse.de>
20822 PR middle-end/35616
20823 * calls.c (expand_call): Check overlap of arguments with call
20824 address for sibcalls.
20826 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20829 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20830 of the underlying type of a MS bitfield layout to the natural
20831 alignment of the type.
20833 2008-03-19 Jan Hubicka <jh@suse.cz>
20836 * toplev.c (decode_d_option): Handle all CPP flags.
20837 * tree-vrp.c: Update tree_pass descriptors.
20838 * regrename.c: Update tree_pass descriptors.
20839 * fwprop.c: Update tree_pass descriptors.
20840 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20841 * tree-into-ssa.c: Update tree_pass descriptors.
20842 * tree-dump.c: Update tree_pass descriptors.
20843 * tree-complex.c: Update tree_pass descriptors.
20844 * tree-dump.h: Update tree_pass descriptors.
20845 * see.c: Update tree_pass descriptors.
20846 * cgraphbuild.c: Update tree_pass descriptors.
20847 * tracer.c: Update tree_pass descriptors.
20848 * tree-loop-distribution.c: Update tree_pass descriptors.
20849 * cgraph.c: Update tree_pass descriptors.
20850 * postreload-gcse.c: Update tree_pass descriptors.
20851 * postreload.c: Update tree_pass descriptors.
20852 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20853 * tree-tailcall.c: Update tree_pass descriptors.
20854 * tree-pass.h (tree_opt_pass): Rename to ...
20855 (opt_pass) ... this one; add "type" field and remove letter field.
20856 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20857 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20858 all_lowering_passes): Update declaration.
20859 * ipa-cp.c: Update tree_pass descriptors.
20860 * final.c: Update tree_pass descriptors.
20861 * omp-low.c: Update tree_pass descriptors.
20862 * tree-ssa-dse.c: Update tree_pass descriptors.
20863 * ipa-reference.c: Update tree_pass descriptors.
20864 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20865 * auto-inc-dec.c: Update tree_pass descriptors.
20866 * reorg.c: Update tree_pass descriptors.
20867 * cgraphunit.c: Update tree_pass descriptors.
20868 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20869 * tree-ssa-ccp.c: Update tree_pass descriptors.
20870 * df-core.c: Update tree_pass descriptors.
20871 * mode-switching.c: Update tree_pass descriptors.
20872 * tree-nomudflap.c: Update tree_pass descriptors.
20873 * modulo-sched.c: Update tree_pass descriptors.
20874 * ipa-pure-const.c: Update tree_pass descriptors.
20875 * cse.c: Update tree_pass descriptors.
20876 * web.c: Update tree_pass descriptors.
20877 * tree-stdarg.c: Update tree_pass descriptors.
20878 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20879 * tree-ssa-dom.c: Update tree_pass descriptors.
20880 * tree-nrv.c: Update tree_pass descriptors.
20881 * tree-ssa-alias.c: Update tree_pass descriptors.
20882 * loop-init.c: Update tree_pass descriptors.
20883 * gimple-low.c: Update tree_pass descriptors.
20884 * ipa-inline.c: Update tree_pass descriptors.
20885 * tree-ssa-sink.c: Update tree_pass descriptors.
20886 * global.c: Update tree_pass descriptors.
20887 * ifcvt.c: Update tree_pass descriptors.
20888 * jump.c: Update tree_pass descriptors.
20889 * predict.c: Update tree_pass descriptors.
20890 * tree-ssa-loop.c: Update tree_pass descriptors.
20891 * recog.c: Update tree_pass descriptors.
20892 * dse.c: Update tree_pass descriptors.
20893 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20894 * tree-eh.c: Update tree_pass descriptors.
20895 * regmove.c: Update tree_pass descriptors.
20897 * function.c: Update tree_pass descriptors.
20898 * tree-vectorizer.c: Update tree_pass descriptors.
20899 * gcse.c: Update tree_pass descriptors.
20900 * ipa-type-escape.c: Update tree_pass descriptors.
20901 * tree-if-conv.c: Update tree_pass descriptors.
20902 * init-regs.c: Update tree_pass descriptors.
20903 * ipa.c: Update tree_pass descriptors.
20904 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20905 * rtl-factoring.c: Update tree_pass descriptors.
20906 * lower-subreg.c: Update tree_pass descriptors.
20907 * bt-load.c: Update tree_pass descriptors.
20908 * tree-dfa.c: Update tree_pass descriptors.
20909 * except.c: Update tree_pass descriptors.
20910 * emit-rtl.c: Update tree_pass descriptors.
20911 * cfgexpand.c: Update tree_pass descriptors.
20912 * tree-cfgcleanup.c: Update tree_pass descriptors.
20913 * cfgcleanup.c: Update tree_pass descriptors.
20914 * tree-ssa-pre.c: Update tree_pass descriptors.
20915 * tree-sra.c: Update tree_pass descriptors.
20916 * tree-mudflap.c: Update tree_pass descriptors.
20917 * tree-ssa-copy.c: Update tree_pass descriptors.
20918 * cfglayout.c: Update tree_pass descriptors.
20919 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20920 * tree-ssa-dce.c: Update tree_pass descriptors.
20921 * tree-ssa.c: Update tree_pass descriptors.
20922 * regclass.c: Update tree_pass descriptors.
20923 * integrate.c: Update tree_pass descriptors.
20924 * tree-optimize.c: Update tree_pass descriptors.
20925 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20926 * tree-object-size.c: Update tree_pass descriptors.
20927 * combine.c: Update tree_pass descriptors.
20928 * tree-outof-ssa.c: Update tree_pass descriptors.
20929 * bb-reorder.c: Update tree_pass descriptors.
20930 * stack-ptr-mod.c: Update tree_pass descriptors.
20931 * var-tracking.c: Update tree_pass descriptors.
20932 * tree-profile.c: Update tree_pass descriptors.
20933 * tree-vect-generic.c: Update tree_pass descriptors.
20934 * reg-stack.c: Update tree_pass descriptors.
20935 * sched-rgn.c: Update tree_pass descriptors.
20936 * tree-ssa-structalias.c: Update tree_pass descriptors.
20937 * tree-cfg.c: Update tree_pass descriptors.
20938 * passes.c (current_pass): Update declaration.
20939 (finish_optimization_passes): Update.
20940 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20941 (register_one_dump_file, register_dump_files_1, next_pass_1):
20943 (init_optimization_passes): Update handling of new types.
20944 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20945 * ipa-struct-reorg.c: Update tree_pass descriptors.
20946 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20947 * combine-stack-adj.c: Update tree_pass descriptors.
20948 * cfgrtl.c: Update tree_pass descriptors.
20949 * dce.c: Update tree_pass descriptors.
20950 * tree-ssanames.c: Update tree_pass descriptors.
20952 2008-03-19 Richard Guenther <rguenther@suse.de>
20954 PR middle-end/35609
20955 * tree-ssa.c (walk_data): New structure.
20956 (warn_uninitialized_var): If not always_executed warn with "maybe"
20958 (execute_early_warn_uninitialized): Compute post-dominators.
20959 Initialize always_executed before processing each basic block.
20961 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20964 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20965 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20967 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20969 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20971 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20973 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20975 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20976 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20977 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20978 target after ignore has been set, and move there also the commputation
20979 of subtarget and original_target.
20980 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20981 (LANG_HOOKS_INITIALIZER): Remove it.
20982 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20984 2008-03-18 Richard Guenther <rguenther@suse.de>
20986 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20987 found an expression with constants, note that in the VN for the lhs.
20988 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20989 fold them to constants if possible. Run cleanup_cfg if done so.
20990 (execute_pre): Return todo.
20991 (do_pre): Likewise.
20992 (execute_fre): Likewise.
20993 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20995 (get_prop_source_stmt): Look through pointer conversions.
20997 2008-03-18 Jan Hubicka <jh@suse.cz>
20999 * tree-pretty-print.c: Include predict.h.
21000 (dump_generic_node): Dump predictor.
21001 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21002 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21003 * gimple-low.c (lower_stmt): Likewise.
21004 * expr.c (expand_expr_real): Likewise.
21005 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21007 (build_predict_expr, build_predict_expr): New.
21008 * predict.h (predictor_name, build_predict_expr): Update.
21009 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21010 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21011 * predict.def (PRED_CONTINUE): Update hitrate.
21012 * tree.def (PREDICT_EXPR): Define.
21013 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21014 do not handle BIND_EXPR.
21015 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21016 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21017 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21020 2008-03-18 Michael Matz <matz@suse.de>
21022 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21024 2008-03-18 Richard Guenther <rguenther@suse.de>
21026 * tree-gimple.h (is_gimple_invariant_address): Declare.
21027 (is_gimple_constant): Likewise.
21028 * tree-gimple.c (is_gimple_constant): New function.
21029 (is_gimple_invariant_address): Likewise.
21030 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21031 and is_gimple_invariant_address.
21032 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21034 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21035 an addressable base.
21037 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21039 PR middle-end/35611
21040 * gimplify.c (gimplify_expr): Gimplify second operand of
21043 2008-03-17 Richard Guenther <rguenther@suse.de>
21045 PR tree-optimization/19637
21046 * fold-const.c (fold_unary): Remove restrictions of removing
21047 intermediate pointer-conversions (P2)(P1)P0.
21048 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21049 conversion to void pointer.
21050 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21052 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21055 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21056 emulated thread local variables.
21058 2008-03-16 Richard Guenther <rguenther@suse.de>
21060 PR middle-end/35607
21061 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21062 expand TREE_INVARIANT operations that are not gimple invariant.
21064 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21066 * doc/extend.texi (Alignment): Say that the ABI controls
21067 the __alignof__ for non-strict-alignment targets rather
21068 than being a recommendation.
21070 2008-03-15 Paul Brook <paul@codesourcery.com>
21072 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21074 (arm_output_fn_unwind): Mark functions that can not be unwound.
21076 2008-03-15 Paul Brook <paul@codesourcery.com>
21078 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21079 extension instructions.
21081 2008-03-15 Richard Guenther <rguenther@suse.de>
21083 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21084 and fold constant aggregate refs.
21085 (fold_const_aggregate_ref): Handle string constants
21086 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21087 (evaluate_stmt): Simplify now that ccp_fold folds constant
21090 2008-03-15 Paul Brook <paul@codesourcery.com>
21092 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21093 (extzv): Use gen_extzv_t2.
21094 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21096 2008-03-15 Richard Guenther <rguenther@suse.de>
21098 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21099 (fold_const_aggregate_ref): Likewise.
21100 (get_value): Return NULL if we don't have any values.
21101 (ccp_finalize): Set const_val to NULL after freeing it.
21102 * tree-flow.h (get_symbol_constant_value): Declare.
21103 (fold_const_aggregate_ref): Likewise.
21104 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21106 2008-03-15 Richard Guenther <rguenther@suse.de>
21108 PR middle-end/35593
21109 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21110 to not produce negative array indices if not allowed. Add
21111 parameter to indicate that.
21112 (maybe_fold_offset_to_component_ref): Allow negative array
21113 indices only for the first member of a structure.
21114 (maybe_fold_offset_to_reference): Allow negative array indices.
21115 (maybe_fold_stmt_addition): Likewise.
21117 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21118 Anatoly Sokolov <aesok@post.ru>
21120 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21121 (avr_arch): Add ARCH_AVR6.
21122 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21123 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21124 instead of fixed value 2.
21125 (print_operand_address): Use gs() asm specifier instead of pm().
21126 (avr_assemble_integer): (Ditto.).
21127 (avr_output_addr_vec_elt): (Ditto.).
21128 (print_operand): Handle "!" code.
21129 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21130 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21131 (AVR_HAVE_EIJMP_EICALL): Define.
21132 (AVR_3_BYTE_PC): Redefine.
21133 (AVR_2_BYTE_PC): (Ditto.).
21134 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21135 (LINK_SPEC): Add atmega2560 and atmega2561.
21136 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21138 * config/avr/avr.md (call_insn): Use eicall instead of icall
21139 for 3 byte PC devices.
21140 (call_value_insn): (Ditto.).
21141 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21142 (indirect_jump): Use only for for 2 byte PC devices.
21143 (*tablejump): (Ditto.).
21144 (*indirect_jump_avr6): Add insn.
21145 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21146 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21147 instead of ijmp for 3 byte PC devices.
21148 (__tablejump2__): (Ditto.).
21149 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21150 (MULITLIB_DIRNAMES): (Ditto.).
21151 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21153 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21155 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21156 "sse2_umulsidi3". Use V1DI mode for operand 0.
21157 ("mmx_psadbw"): Use V1DI mode for operand 0.
21158 * config/i386/i386-modes.def (V1SI): New vector mode.
21159 * config/i386/i386.c (struct builtin_description)
21160 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21161 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21162 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21163 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21164 v1di_ftype_v8qi_v8qi type.
21165 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21167 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21168 __builtin_ia32_pmuludq]: Fix the mode of return value.
21170 2008-03-15 Richard Guenther <rguenther@suse.de>
21172 PR middle-end/35595
21173 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21176 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21178 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21179 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21180 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21181 unless TARGET_SERIALIZE_VOLATILE is enabled.
21182 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21183 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21184 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21186 2008-03-14 Richard Guenther <rguenther@suse.de>
21188 PR tree-optimization/34172
21189 * tree-flow.h (refs_may_alias_p): Declare.
21190 (get_single_def_stmt): Likewise.
21191 (get_single_def_stmt_from_phi): Likewise.
21192 (get_single_def_stmt_with_phi): Likewise.
21193 * tree-dfa.c (refs_may_alias_p): New function.
21194 (get_single_def_stmt): Likewise.
21195 (get_single_def_stmt_from_phi): Likewise.
21196 (get_single_def_stmt_with_phi): Likewise.
21197 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21198 (vn_reference_lookup_1): New helper function.
21199 (vn_reference_lookup): Walk the virtual use-def chain to
21200 continue searching for a match if the def does not alias the
21201 reference we are looking for.
21203 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21205 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21206 archive and Perzl. Update The Written Word listing.
21208 2008-03-14 Richard Guenther <rguenther@suse.de>
21210 PR tree-optimization/34043
21211 PR tree-optimization/33989
21212 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21214 (bitmap_find_leader): Use extra argument to verify dominance
21215 relationship inside a basic-block.
21216 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21217 (find_leader_in_sets): Adjust.
21218 (create_component_ref_by_pieces): Take extra argument for
21219 dominance check, handle lookup failures.
21220 (find_or_generate_expression): Likewise.
21221 (create_expression_by_pieces): Likewise.
21222 (insert_into_preds_of_block): Adjust.
21223 (create_value_expr_from): If asked for, verify all operands
21224 are in the blocks AVAIL_OUT set.
21225 (make_values_for_stmt): Check for SSA_NAMEs that are life
21226 over an abnormal edge.
21227 (compute_avail): Remove such check.
21228 (do_SCCVN_insertion): New function.
21229 (eliminate): If we do not find a leader suitable for replacement
21230 insert a replacement expression from SCCVN if available.
21231 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21232 (struct vn_ssa_aux): Add needs_insertion flag.
21233 * tree-ssa-sccvn.c (may_insert): New global flag.
21234 (copy_reference_ops_from_ref): Value-number union member access
21235 based on its size, not type and member if insertion is allowed.
21236 (visit_reference_op_load): For a weak match from union type
21237 punning lookup a view-converted value and insert a SSA_NAME
21238 for that value if that is not found.
21239 (visit_use): Make dumps shorter. Do not disallow value numbering
21240 SSA_NAMEs that are life over an abnormal edge to constants.
21241 (free_scc_vn): Release inserted SSA_NAMEs.
21242 (run_scc_vn): New flag to specify whether insertion is allowed.
21243 Process SSA_NAMEs in forward order.
21244 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21245 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21246 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21247 pointer type to/from integral types that do not change the
21248 precision to regular conversions.
21250 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21252 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21253 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21254 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21255 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21256 input arguments and the mode of return value. Built-in functions
21257 that operate on whole 64-bit MMX register now use V1DI mode.
21259 2008-03-13 Alon Dayan <alond@il.ibm.com>
21260 Olga Golovanevsky <olga@il.ibm.com>
21262 PR tree-optimization/35041
21263 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21264 to locate the right position in a statement.
21266 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21270 * config/i386/xmmintrin.h: Change all static inline functions to
21271 extern inline and add __gnu_inline__ attribute.
21272 * config/i386/bmintrin.h: Ditto.
21273 * config/i386/smmintrin.h: Ditto.
21274 * config/i386/tmmintrin.h: Ditto.
21275 * config/i386/mmintrin-common.h: Ditto.
21276 * config/i386/ammintrin.h: Ditto.
21277 * config/i386/emmintrin.h: Ditto.
21278 * config/i386/pmmintrin.h: Ditto.
21279 * config/i386/mmintrin.h: Ditto.
21280 * config/i386/mm3dnow.h: Ditto.
21282 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21284 PR middle-end/35185
21285 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21286 (lower_omp_2): New function.
21287 (lower_omp_1, lower_omp): Rewritten.
21289 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21292 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21293 with the phrase "Microsoft Windows compilers".
21294 (Push/Pop Macro Pragmas): New subsection. Document
21295 #pragma push_macro and pragma pop_macro.
21297 2008-03-12 Paul Brook <paul@codesourcery.com>
21299 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21301 2008-03-12 Paul Brook <paul@codesourcery.com>
21303 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21304 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21305 (thumb2_addsi_shortim): Rename ...
21306 (thumb2_addsi_short): ... to this. Allow register operands.
21307 (thumb2_subsi_short): New pattern.
21308 (thumb2_one_cmplsi2_short,
21309 thumb2_negsi2_short): New patterns and peepholes.
21311 2008-03-12 Paul Brook <paul@codesourcery.com>
21313 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21315 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21317 * config/i386/i386.md (int_cond): New code iterator.
21319 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21320 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21321 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21322 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21323 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21324 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21325 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21326 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21328 2008-03-12 Paul Brook <paul@codesourcery.com>
21330 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21331 instead of {arm,thumb}_compute_save_reg_mask.
21332 (output_return_instruction): Ditto.
21333 (thumb_unexpanded_epilogue): Ditto.
21334 (thumb1_expand_prologue): Ditto.
21335 (thumb1_output_function_prologue): Ditto.
21336 (arm_set_return_address): Ditto.
21337 (thumb_set_return_address): Ditto.
21338 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21339 regs to achieve stack alignment.
21340 (thumb1_compute_save_reg_mask): Fix compiler warning.
21341 (arm_output_epilogue): Use offsets->saved_regs_mask.
21342 Adjust stack pointer by poping call clobered registers.
21343 (arm_expand_prologue): Use offsets->saved_regs_mask.
21344 Adjust stack pointer by pushing extra registers.
21345 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21347 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21350 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21351 conversion to the operands of a multiplication.
21353 2008-03-12 Richard Guenther <rguenther@suse.de>
21355 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21356 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21357 * timevar.def (TV_TREE_PHIPROP): Add.
21358 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21359 pass description. Use TV_TREE_PHIPROP.
21360 * tree-ssa-forwprop.c: Remove phiprop code.
21362 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21364 PR middle-end/35549
21365 * omp-low.c (maybe_lookup_decl): Constify first argument.
21366 (use_pointer_for_field): Change last argument from bool to
21367 omp_context *. Disallow shared copy-in/out in nested
21368 parallel if decl is shared in outer parallel too.
21369 (build_outer_var_ref, scan_sharing_clauses,
21370 lower_rec_input_clauses, lower_copyprivate_clauses,
21371 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21373 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21374 Ira Rosen <irar@il.ibm.com>
21376 * tree-vectorizer.c (free_stmt_vec_info): New function.
21377 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21378 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21379 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21380 * tree-vect-transform.c (vectorizable_conversion): Free
21381 vec_oprnds0 if it was allocated.
21382 (vect_permute_store_chain): Remove unused VECs.
21383 (vectorizable_store): Free VECs that are allocated in the..
21385 (vect_transform_strided_load, vectorizable_load): Likewise.
21386 (vect_remove_stores): Simplify the code.
21387 (vect_transform_loop): Move code to vect_remove_stores().
21388 Call vect_remove_stores() and free_stmt_vec_info().
21390 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21392 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21393 TARGET_HPUX. Revise comment.
21394 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21395 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21396 Use sr4 variant of `be' instruction when not generating PIC code.
21397 (attr_length_call): Adjust for above change.
21399 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21401 * ipa-reference.c (static_execute): Remove module_statics_const and
21402 associated setting code.
21404 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21407 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21408 predicate for operand 1.
21409 (paritysi2_cmp): Use register_operand predicate for operand 2.
21410 Use earlyclobber modifier for operand 1. Remove support for
21412 (paritydi2_cmp): Use register_operand predicate for operand 3.
21413 Use earlyclobber modifier for operand 1. Remove support for
21416 2008-03-11 Paul Brook <paul@codesourcery.com>
21417 Vladimir Prus <vladimir@codesourcery.com>
21419 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21420 (arm_compute_save_reg0_reg12_mask): Always
21421 check if register 11 must be saved. Always safe hard frame pointer
21422 when frame_pointer_needeed.
21423 (arm_compute_save_reg_mask): Save IP and PC
21424 only with apcs frames.
21425 (arm_output_epilogue): Adjust Thumb2 codepath to
21426 be also invoked and work for ARM non-apcs frames.
21427 (arm_expand_prologue): Don't bother saving IP
21428 for non-apcs frame, since it's not clobbered by
21429 prologue code. Implement non-apcs frame
21432 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21434 PR rtl-optimization/35281
21435 * expr.c (convert_move): Use a new pseudo for the intermediate
21436 from_mode->word_mode result.
21438 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21440 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21441 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21442 * toplev.c (compile_file): Don't call it.
21444 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21446 PR middle-end/35526
21447 * expr.c (store_expr): Call emit_block_move if the mode
21448 of "temp" RTX is BLKmode.
21450 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21451 Richard Guenther <rguenther@suse.de>
21453 PR tree-optimization/31358
21454 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21455 the step with a NULL_TREE.
21456 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21457 to sizetype if type is a pointer type.
21458 (add_candidate_1): Don't convert the base and step to
21459 the generic type if the orginal type is a pointer type.
21460 (add_iv_value_candidates): Use sizetype for the step
21461 if type is a pointer type.
21462 (cand_value_at): Likewise.
21463 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21465 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21466 Don't convert the tem affine to the type.
21467 (add_elt_to_tree): Use sizetype for the step if a pointer.
21468 Use POINTER_PLUS_EXPR for pointers.
21469 (aff_combination_to_tree): Use sizetype for the step if a
21472 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21474 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21475 Remove commutativity hint.
21477 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21481 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21482 errorneous type. Check that v is a VAR_DECL.
21484 PR middle-end/35099
21485 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21487 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21489 PR tree-optimization/35494
21490 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21491 may be overriden at link and run time.
21493 2008-03-10 Richard Guenther <rguenther@suse.de>
21495 PR tree-optimization/34677
21496 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21497 (poolify_tree): Likewise.
21498 (modify_expr_template): Likewise.
21499 (poolify_modify_stmt): Likewise.
21500 (insert_fake_stores): Handle all component-ref style stores
21501 in addition to INDIRECT_REF. Also handle complex types.
21502 Do not poolify the inserted load.
21503 (realify_fake_stores): Do not rebuild the tree but only
21504 make it a SSA_NAME copy.
21505 (init_pre): Remove initialzation of modify_expr_template.
21506 Do not allocate modify_expr_node_pool.
21507 (fini_pre): Do not free modify_expr_node_pool.
21509 2008-03-10 Paul Brook <paul@codesourcery.com>
21511 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21512 to avoid conflicts.
21514 2008-03-10 Paul Brook <paul@codesourcery.com>
21515 Mark Shinwell <shinwell@codesourcery.com>
21517 * config/arm/cortex-r4.md: New.
21518 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21520 * config/arm/arm.md: Include cortex-r4.md.
21521 (insn): Add smmls, sdiv and udiv values.
21522 (generic_sched): Don't use generic scheduling for Cortex-R4.
21523 (arm_issue_rate): New function.
21524 (TARGET_SCHED_ISSUE_RATE): Define.
21526 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21528 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21530 2008-03-10 Richard Guenther <rguenther@suse.de>
21532 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21533 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21535 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21537 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21538 Set default to true.
21540 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21542 * c.opt (Wsynth): Deprecate.
21543 * doc/invoke.texi (Option Summary, Warning Options): Document
21544 -Wno-format-contains-nul.
21546 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21549 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21550 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21552 2008-03-09 Ira Rosen <irar@il.ibm.com>
21554 * config/rs6000/rs6000.c (builtin_description): Rename vector
21555 left shift operations.
21556 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21557 (altivec_vsl<VI_char>): Rename to ...
21558 (ashl<mode>3): ... new name.
21559 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21561 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21563 2008-03-08 Richard Guenther <rguenther@suse.de>
21565 * coverage.h (tree_coverage_counter_addr): Declare.
21566 * coverage.c (tree_coverage_counter_addr): New function.
21567 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21568 before using again.
21569 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21570 (tree_gen_one_value_profiler): Likewise.
21571 (tree_gen_ic_profiler): Likewise.
21572 (tree_gen_average_profiler): Likewise.
21573 (tree_gen_ior_profiler): Likewise.
21575 2008-03-08 Richard Guenther <rguenther@suse.de>
21577 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21578 (vn_binary_op_insert): Likewise.
21579 (vn_unary_op_lookup): Likewise.
21580 (vn_unary_op_insert): Likewise.
21581 (vn_nary_op_lookup): Declare.
21582 (vn_nary_op_insert): Likewise.
21583 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21584 and binary hashes, use a single obstack for unary_op_pool
21585 and binary_op_pool.
21586 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21587 a single struct vn_nary_op_s. Store tree code length and
21588 a variable number of operands.
21589 (struct vn_reference_op_struct): Remove unused op2.
21590 (vn_reference_op_eq): Do not compare op2.
21591 (vn_reference_op_compute_hash): Do not compute hash of op2.
21592 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21593 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21594 with vn_nary_op_compute_hash.
21595 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21596 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21598 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21600 (visit_unary_op): Call nary functions.
21601 (visit_binary_op): Likewise.
21602 (process_scc): Adjust for struct vn_tables_s changes.
21603 (allocate_vn_table): Likewise.
21604 (free_vn_table): Likewise.
21605 * tree-vn.c (vn_add): Call nary functions.
21606 (vn_lookup): Likewise.
21608 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21611 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21612 wdst back after sync_compare_and_swapqhi_internal.
21614 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21617 * config/i386/i386-modes.def (V1DI): New vector mode.
21618 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21619 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21620 (MMXMODE248): Ditto.
21621 (MMXMODE): Add V1DI mode.
21622 (mmxvecsize): Change DI mode to V1DI mode.
21623 ("mov<mode>): Use MMXMODEI8 mode iterator.
21624 ("*mov<mode>_internal_rex64"): Ditto.
21625 ("*mov<mode>_internal"): Ditto.
21626 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21627 ("mmx_sub<mode>3"): Ditto.
21628 ("mmx_adddi3"): Remove insn pattern.
21629 ("mmx_subdi3"): Ditto.
21630 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21631 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21632 ("mmx_ashl<mode>3"): Ditto.
21633 ("mmx_lshrdi3"): Remove insn pattern.
21634 ("mmx_ashldi3"): Ditto.
21635 * config/i386/i386.c (classify_argument): Handle V1DImode.
21636 (function_arg_advance_32): Ditto.
21637 (function_arg_32): Ditto.
21638 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21639 mmx_addv1di3 insn pattern.
21640 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21641 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21642 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21643 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21644 Remove definitions of built-in functions.
21645 (V1DI_type_node): New node.
21646 (v1di_ftype_v1di_int): Ditto.
21647 (v1di_ftype_v1di_v1di): Ditto.
21648 (v2si_ftype_v2si_si): Ditto.
21649 (v4hi_ftype_v4hi_di): Remove node.
21650 (v2si_ftype_v2si_di): Ditto.
21651 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21652 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21653 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21654 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21655 Add new builtins using def_builtin_const.
21656 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21657 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21658 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21659 * config/i386/mmintrin.h (__v1di): New typedef.
21660 (_mm_add_si64): Cast arguments to __v1di type.
21661 (_mm_sub_si64): Ditto.
21662 (_mm_sll_pi16): Cast __count to __v4hi type.
21663 (_mm_sll_pi32): Cast __count to __v2si type.
21664 (_mm_sll_si64): Cast arguments to __v1di type.
21665 (_mm_srl_pi16): Cast __count to __v4hi type.
21666 (_mm_srl_pi32): Cast __count to __v2si type.
21667 (_mm_srl_si64): Cast arguments to __v1di type.
21668 (_mm_sra_pi16): Cast __count to __v4hi type.
21669 (_mm_sra_pi32): Cast __count to __v2si type.
21670 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21671 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21672 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21673 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21674 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21675 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21676 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21677 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21678 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21679 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21680 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21681 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21683 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21685 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21687 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21690 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21691 reg+const addressing for Altivec modes. Don't generate reg+reg
21692 addressing for TFmode or TDmode quantities.
21694 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21696 * c-common.c (vector_types_convertible_p): Call langhook
21697 instead of comptypes.
21699 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21702 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21703 integral and scalar float variables which have a
21706 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21708 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21709 dwarf_register_span hook when emitting unwind information for
21710 register-to-memory saves.
21711 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21712 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21714 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21716 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21717 for the same VAR_DECL.
21719 2008-03-06 Tom Tromey <tromey@redhat.com>
21721 * treelang: Delete.
21722 * doc/standards.texi (Standards): Don't mention treelang.
21723 * doc/invoke.texi (Overall Options): Don't mention treelang.
21724 * doc/install.texi (Prerequisites): Don't mention bison or
21726 (Configuration): Don't mention treelang.
21727 (Building): Likewise.
21728 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21730 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21732 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21733 word-extractions out of a multi-word object.
21735 2008-03-06 Richard Guenther <rguenther@suse.de>
21737 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21738 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21739 result type and precision.
21740 * expr.c (get_inner_reference): Set unsignedp based on the result
21741 type of BIT_FIELD_REF.
21742 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21743 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21744 (try_instantiate_multiple_fields): Likewise. Use the correct type
21746 (sra_build_assignment): Likewise.
21747 (sra_build_elt_assignment): Likewise.
21748 (sra_explode_bitfield_assignment): Likewise.
21749 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21750 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21751 set BIT_FIELD_REF_UNSIGNED.
21752 (vectorizable_load): Likewise.
21754 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21756 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21759 2008-03-06 Richard Guenther <rguenther@suse.de>
21761 * alias.c (struct alias_set_entry): Move has_zero_child field
21762 to pack with alias_set.
21764 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21766 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21769 2008-03-05 Ian Lance Taylor <iant@google.com>
21771 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21773 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21775 * fwprop.c (update_df): Support width and offset parameters of
21777 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21778 global_conflicts): Change DF_REF_EXTRACT to either
21779 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21780 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21781 * df-scan.c (df_ref_record, df_defs_record,
21782 df_ref_create_structure, df_def_record_1, df_uses_record,
21783 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21784 df_bb_refs_collect, df_entry_block_defs_collect,
21785 df_exit_block_uses_collect): Support new width and offset fields.
21786 (ref_extract_pool): New storage pool.
21787 (df_free_ref): New function.
21788 (df_reg_chain_unlink, df_free_collection_rec,
21789 df_sort_and_compress_refs): Call df_free_ref.
21790 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21792 (df_ref_create_structure): Allocate df_ref_extract if offset and
21793 width fields are used.
21794 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21795 (df_uses_record): Get offset and width from ZERO_EXTRACT
21797 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21798 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21799 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21800 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21801 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21802 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21803 (df_ref_extract): New structure.
21804 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21805 (df_ref_create): Add width and offset parameters.
21807 2008-03-05 Richard Guenther <rguenther@suse.de>
21809 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21810 Use ranges_overlap_p.
21811 (offset_overlaps_with_access): Rename
21812 to ranges_overlap_p and move ...
21813 * tree-flow-inline.h (ranges_overlap_p): ... here.
21815 * tree.h (get_inner_reference, handled_component_p): Update
21818 * tree.h (record_component_aliases, get_alias_set,
21819 alias_sets_conflict_p, alias_sets_must_conflict_p,
21820 objects_must_conflict_p): Move declarations ...
21821 * alias.h (record_component_aliases, get_alias_set,
21822 alias_sets_conflict_p, alias_sets_must_conflict_p,
21823 objects_must_conflict_p): ... here.
21824 Include coretypes.h.
21825 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21827 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21829 * cfg.c: Include tree-flow.h.
21830 (remove_edge_raw): Call redirect_edge_var_map_clear.
21831 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21832 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21833 (redirect_edge_var_map_result): New.
21834 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21835 PENDING_STMT use with redirect_edge_var_map_*.
21836 * tree-ssa.c (edge_var_maps): New definition.
21837 (redirect_edge_var_map_add): New.
21838 (redirect_edge_var_map_clear): New.
21839 (redirect_edge_var_map_dup): New.
21840 (redirect_edge_var_map_vector): New.
21841 (redirect_edge_var_map_destroy): New.
21842 (ssa_redirect_edge): Replace PENDING_STMT use with
21843 redirect_edge_var_map_*.
21844 (flush_pending_stmts): Same.
21845 (delete_tree_ssa): Destroy edge var map.
21846 * tree-flow.h (struct _edge_var_map): New.
21847 Define edge_var_map vector type.
21848 Declare redirect_edge_var_map_* prototypes.
21849 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21850 * tree-cfg.c (reinstall_phi_args): Replace
21851 PENDING_STMT use with redirect_edge_var_map_*.
21853 2008-03-05 Richard Guenther <rguenther@suse.de>
21855 PR tree-optimization/35472
21856 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21857 whose single use_stmt has a overlapping set of loaded and
21858 stored symbols as that use_stmt might be a noop assignment then.
21860 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21862 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21864 2008-03-05 Richard Guenther <rguenther@suse.de>
21867 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21868 should be constants.
21869 * tree-cfg.c (verify_expr): Verify it.
21870 * fold-const.c (fold_truthop): Remove code generating
21871 BIT_FIELD_REFs of structure bases.
21872 (fold_binary): Likewise.
21873 (fold_ternary): Position and size of BIT_FIELD_REFs are
21874 always host integers.
21875 (make_bit_field_ref): Remove.
21876 (optimize_bit_field_compare): Remove.
21877 (all_ones_mask_p): Remove.
21879 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21882 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21883 (split_block_and_df_analyze): New. Split basic block and rebuild
21885 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21887 (split_pattern_seq): Likewise.
21888 (erase_matching_seqs): Likewise.
21889 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21891 2008-03-04 Geoff Keating <geoffk@apple.com>
21893 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21894 declaration and code.
21895 (tree_invalid_nonnegative_warnv_p): Likewise.
21897 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21899 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21900 examples. Truncate option-names then causing overfull hbox.
21902 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21905 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21907 * configure: Rebuilt.
21909 2008-03-04 Rafael EspÃndola <espindola@google.com>
21911 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21912 (tree_unary_nonnegative_warnv_p): New.
21913 (tree_binary_nonnegative_warnv_p): New.
21914 (tree_single_nonnegative_warnv_p): New.
21915 (tree_invalid_nonnegative_warnv_p): New.
21916 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21918 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21921 * opts.c (handle_option): Postpone 'unknown option' errors only for
21924 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21927 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21930 2008-03-04 Rafael EspÃndola <espindola@google.com>
21932 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21933 (tree_binary_nonzero_warnv_p): New.
21934 (tree_single_nonzero_warnv_p): New.
21935 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21937 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21939 PR middle-end/35456
21940 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21941 transformations for modes that have signed zeros.
21942 * ifcvt.c (noce_try_abs): Ditto.
21944 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21946 * config/i386/i386.c (override_options): Force
21947 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21949 2008-03-04 Jan Hubicka <jh@suse.cz>
21952 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21955 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21957 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21958 label to probe the stack.
21960 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21962 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21963 (__gthr_win32_mutex_destroy): Declare.
21964 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21965 __gthr_win32_mutex_destroy.
21966 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21968 2008-03-03 Jan Hubicka <jh@suse.cz>
21971 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21972 aggressive on inlining cold calls.
21974 2008-03-03 Richard Guenther <rguenther@suse.de>
21976 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21977 struct copies into the expression table.
21978 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21979 (try_to_simplify): Likewise.
21980 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21981 integral and pointer arguments which do not change the
21982 precision to NOP_EXPRs.
21983 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21984 VIEW_CONVERT_EXPR case.
21986 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21988 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21989 defined in a loop at depth 0 is invariant.
21990 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21991 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21992 be called at loop depth 0.
21994 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21997 * gcc.c (process_command): Update copyright notice dates.
21998 * gcov.c (print_version): Likewise.
21999 * gcov-dump.c (print_version): Likewise.
22000 * mips-tfile.c (main): Likewise.
22001 * mips-tdump.c (main): Likewise.
22003 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22006 * c-common.c (flag_permissive): Delete.
22007 (constant_expression_warnings): Check flags first.
22008 (constant_expression_error): New.
22009 * c-common.h (flag_permissive): Delete.
22010 (constant_expression_error): Declare.
22011 * flags.h (flag_permissive): Declare. Update description.
22012 * diagnostic.c (pedwarn): Update.
22014 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22015 (permissive_error_kind): New.
22016 * toplev.c (flag_permissive): Define. Update description.
22017 * toplev.h (permissive_error_kind): Declare.
22018 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22019 (pedwarn_c90): Use pedantic_warning_kind.
22020 * c-opts.c (c_common_post_options): flag_permissive does not affect
22021 flag_pedantic_errors.
22023 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22025 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22026 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22027 __absvsi2, __absvDI2): Use unsigned arithmetic.
22029 2008-03-02 Andi Kleen <ak@suse.de>
22030 Richard Guenther <rguenther@suse.de>
22032 * struct-equiv.c: Remove file.
22033 * cfg_cleanup.c (condjump_equiv_p): Remove.
22034 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22035 (struct-equiv.o): Remove rule.
22036 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22037 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22038 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22040 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22042 * ifcvt.c (noce_process_if_block): Try to handle only the then
22043 block if the else block exists but isn't suitable.
22045 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22048 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22049 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22050 regression from previous patch.
22052 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22055 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22057 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22058 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22059 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22060 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22061 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22062 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22063 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22064 (__gthread_mutex_destroy_function): Rename to
22065 __gthread_mutex_destroy.
22066 * gthr-dce.h (__gthread_mutex_destroy): Call
22067 pthread_mutex_destroy.
22068 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22069 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22070 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22072 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22074 * df-scan.c (df_ref_chain_change_bb): Simplify.
22075 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22076 set_block_for_insn if there's any change.
22077 * df.h ((df_insn_change_bb): Fix prototype.
22078 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22079 df_insn_change_bb, don't call set_block_for_insn.
22080 * emit-rtl.c (reorder_insns): Likewise.
22081 * haifa-sched.c (move_insn): Likewise.
22083 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22085 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22087 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22089 * tree-flow-inline.h (next_readonly_imm_use): Return
22090 NULL_USE_OPERAND_P after the end.
22092 2008-03-01 Richard Guenther <rguenther@suse.de>
22094 PR tree-optimization/35411
22095 * tree-sra.c (sra_build_assignment): Split conversion to
22096 final type to a separate statement if we are not assigning
22099 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22101 * fold-const.c (fold_convertible_p): Correct the logic to follow
22102 that in fold_convert().
22104 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22107 * tree-inline.c (build_duplicate_type): When we make a
22108 duplicate type, make it unique in the canonical types system.
22110 2008-02-29 Tom Tromey <tromey@redhat.com>
22112 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22113 input_file_stack_history, input_file_stack_restored): Remove.
22114 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22115 * input.h (struct file_stack): Remove.
22116 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22117 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22119 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22121 (diagnostic_last_module_changed): Add 'map' argument.
22122 (diagnostic_set_last_function): Likewise.
22123 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22124 line map, not input_file_stack.
22125 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22127 2008-02-29 Paul Brook <paul@codesourcery.com>
22129 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22131 2008-02-29 Paul Brook <paul@codesourcery.com>
22133 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22135 2008-02-29 Richard Guenther <rguenther@suse.de>
22137 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22139 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22140 value for comparing for a store match.
22141 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22142 (try_to_simplify): Do not do a full-blown reference lookup.
22144 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22146 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22147 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22149 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22151 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22153 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22154 strides against cache sizes.
22156 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22158 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22161 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22163 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22164 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22165 is smaller than the original promoted value.
22166 (simplify_subreg): If OP is a SUBREG, try to preserve its
22167 SUBREG_PROMOTED_VAR_P information.
22169 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22171 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22172 (VN_INFO_GET): Allocate new objects on the obstack.
22173 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22174 for rpo_numbers_temp, for consistency.
22175 (free_scc_vn): Free the obstack.
22177 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22179 * doc/invoke.texi: Document -ftree-loop-distribution.
22180 * tree-loop-distribution.c: New.
22181 * tree-pass.h (pass_loop_distribution): New.
22182 * graphds.h (struct graph): Add htab_t indices.
22183 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22184 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22185 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22186 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22187 * tree-data-ref.c (debug_data_dependence_relations): New.
22188 (dump_data_dependence_relation): Also print data references.
22189 (free_data_ref): Extern.
22190 (same_access_functions): Moved...
22191 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22192 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22193 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22194 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22195 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22196 (stmts_from_loop): Skip LABEL_EXPR.
22197 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22199 (build_rdg): Initialize rdg->indices htab.
22200 (free_rdg, stores_from_loop, ref_base_address,
22201 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22202 have_similar_memory_accesses_1, ref_base_address_1,
22203 remove_similar_memory_refs): New.
22204 * tree-data-ref.h: Depend on tree-chrec.h.
22205 (debug_data_dependence_relations, free_data_ref): Declared.
22206 (same_access_functions): ... here.
22207 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22209 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22210 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22211 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22212 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22213 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22214 rdg_vertex_for_stmt): Declared.
22215 (struct rdg_edge): Add level.
22217 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22218 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22220 (rdg_has_similar_memory_accesses): New.
22221 * tree-vect-analyze.c: Remove unused static decls.
22222 * lambda.h (dependence_level): New.
22223 * common.opt (ftree-loop-distribution): New.
22224 * tree-flow.h (mark_virtual_ops_in_bb,
22225 slpeel_tree_duplicate_loop_to_edge_cfg,
22226 rename_variables_in_loop): Declared.
22227 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22228 (OBJS-common): Add tree-loop-distribution.o.
22229 (tree-loop-distribution.o): New rule.
22230 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22231 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22232 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22234 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22237 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22238 other than structures and unions.
22240 2008-02-28 Richard Guenther <rguenther@suse.de>
22243 2008-02-26 Richard Guenther <rguenther@suse.de>
22245 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22246 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22247 (lookup_decl_from_uid): Declare.
22248 (remove_decl_from_map): Likewise.
22249 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22250 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22251 (decl_for_uid_map): New global hashtable mapping DECL_UID
22253 (init_ttree): Allocate it.
22254 (insert_decl_to_uid_decl_map): New helper function.
22255 (make_node_stat): Insert new decls into the map.
22256 (copy_node_stat): Likewise.
22257 (lookup_decl_from_uid): New function.
22258 (remove_decl_from_map): Likewise.
22259 (print_decl_for_uid_map_statistics): New helper.
22260 (dump_tree_statistics): Call it.
22262 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22263 (referenced_var_iterator): Adjust.
22264 (FOR_EACH_REFERENCED_VAR): Adjust.
22265 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22266 (num_referenced_vars): Adjust.
22267 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22268 (first_referenced_var): Remove.
22269 (end_referenced_vars_p): Likewise.
22270 (next_referenced_var): Likewise.
22271 (referenced_var_iterator_set): New helper function.
22272 * tree-dfa.c (referenced_var_lookup): Adjust.
22273 (referenced_var_check_and_insert): Likewise.
22274 (remove_referenced_var): Likewise.
22275 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22276 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22277 (verify_call_clobbering): Likewise.
22278 (verify_memory_partitions): Likewise.
22279 (init_tree_ssa): Allocate bitmap instead of hashtable for
22281 (delete_tree_ssa): Adjust.
22282 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22283 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22284 (compute_tag_properties): Likewise.
22285 (set_initial_properties): Likewise.
22286 (find_partition_for): Likewise.
22287 (update_reference_counts): Likewise.
22288 (dump_may_aliases_for): Likewise.
22289 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22290 (add_call_clobber_ops): Likewise.
22291 (add_call_read_ops): Likewise.
22292 (get_asm_expr_operands): Likewise.
22293 * tree-into-ssa.c (dump_decl_set): Likewise.
22294 (update_ssa): Likewise.
22295 * tree-sra.c (scan_function): Likewise.
22296 (decide_instantiations): Likewise.
22297 (scalarize_parms): Likewise.
22298 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22299 (dsa_named_for): Likewise.
22300 * tree-ssa-structalias.c (update_alias_info): Likewise.
22301 (merge_smts_into): Likewise.
22303 2008-02-27 David Daney <ddaney@avtrex.com>
22306 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22307 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22308 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22309 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22310 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22312 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22315 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22316 (BUILT_IN_NEXTTOWARD): Remove.
22317 (BUILT_IN_NEXTTOWARDF): Ditto.
22318 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22319 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22321 2008-02-27 Tom Tromey <tromey@redhat.com>
22323 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22324 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22326 2008-02-27 Jan Beulich <jbeulich@novell.com>
22328 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22329 update the respective field on newdecl.
22331 2008-02-27 Revital Eres <eres@il.ibm.com>
22333 PR rtl-optimization/34999
22334 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22335 crossing edges that ends with a call insn.
22336 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22337 call insn and clear the EDGE_CROSSING flag of the crossing edge
22338 when fixing fallthru edges.
22340 2008-02-27 Richard Guenther <rguenther@suse.de>
22342 PR middle-end/35390
22343 * fold-const.c (fold_unary): Return the correct argument,
22344 converted to the result type.
22346 2008-02-27 Richard Guenther <rguenther@suse.de>
22348 PR middle-end/34971
22349 * expr.c (expand_expr_real_1): Assert on rotates that operate
22351 * fold-const.c (fold_binary): Use the types precision, not the
22352 bitsize of the mode if folding rotate expressions. Build rotates
22353 only for full modes.
22355 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22357 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22358 and CPP_PRAGMA_EOL.
22359 * c-pragma.c (pragma_ns_name): New typedef.
22360 (registered_pp_pragmas): New variable.
22361 (c_pp_lookup_pragma): New function.
22362 (c_register_pragma_1): If flag_preprocess_only, do nothing
22363 for non-expanded pragmas, for expanded ones push pragma's
22364 namespace and name into registered_pp_pragmas vector.
22365 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22366 flag_preprocess_only, don't register GCC pch_preprocess
22367 pragma if flag_preprocess_only.
22368 * c-opts.c (c_common_init): Call init_pragma even if
22369 flag_preprocess_only.
22370 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22371 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22372 cpp_register_pragma if flag_preprocess_only.
22374 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22377 * c-parser.c (c_parser_translation_unit): Warn for empty
22378 translation unit, not empty source file.
22380 2008-02-26 Paul Brook <paul@codesourcery.com>
22382 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22383 operand for Thumb-2.
22384 * config/arm/arm.h (reg_class): Add CORE_REGS.
22385 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22386 (BASE_REG_CLASS): Use CORE_REGS.
22387 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22388 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22389 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22390 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22391 ARM_REGNO_OK_FOR_INDEX_P.
22392 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22393 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22394 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22395 (ldm/stm peepholes): Ditto.
22396 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22397 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22398 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22399 * config/arm/constraints.md: Enable "k" constraint on ARM.
22401 2008-02-27 Ben Elliston <bje@au.ibm.com>
22403 * config/rs6000/rs6000.c: Annotate cache line size field in all
22404 instances of struct processor_costs.
22406 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22408 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22409 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22410 jump_bypass): New counters.
22411 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22412 * dce.c (gate_ud_dce): Same.
22413 (gate_fast_dce): Same.
22414 * dse.c (gate_dse1): New function.
22415 (gate_dse2): New function.
22416 (gate_dse): Merge results of new gate functions.
22417 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22418 (gate_handle_jump_bypass): Add dbg_cnt.
22419 (gate_handle_gcse): Add dbg_cnt.
22420 * ifcvt.c (gate_handle_if_conversion): Same.
22421 (gate_handle_if_after_combine): Same.
22422 (gate_handle_if_after_reload): Same.
22423 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22425 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22427 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22429 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22431 2008-02-26 Jason Merrill <jason@redhat.com>
22434 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22435 alone if it's the naming decl for the type's main variant.
22437 2008-02-26 Tom Tromey <tromey@redhat.com>
22439 * system.h (USE_MAPPED_LOCATION): Poison.
22440 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22441 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22442 (make_goto_expr_edges): Likewise.
22443 (remove_bb): Likewise.
22444 (execute_warn_function_return): Likewise.
22445 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22447 * c-common.c (fname_decl): Remove old location code.
22448 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22450 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22452 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22453 (gen_rtx_ASM_INPUT): Likewise.
22454 (gen_rtx_ASM_INPUT_loc): Likewise.
22455 (get_rtx_asm_OPERANDS): Remove.
22456 * cfglayout.c (insn_locators_alloc): Remove old location code.
22457 (set_curr_insn_source_location): Likewise.
22458 (curr_insn_locator): Likewise.
22459 * print-tree.c (print_node): Remove old location code.
22460 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22461 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22462 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22463 location_from_locus.
22464 (construct_exit_block): Remove old location code.
22465 * emit-rtl.c (force_next_line_note): Remove old location code.
22466 * profile.c (branch_prob): Remove old location code.
22467 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22468 LOC_LINE): Remove old-location variants.
22469 * langhooks.c (lhd_print_error_function): Remove old location
22471 * configure, config.in: Rebuilt.
22472 * configure.ac (--enable-mapped-location): Remove.
22473 * c-decl.c (c_init_decl_processing): Remove old location code.
22474 (finish_function): Likewise.
22475 * recog.c (decode_asm_operands): Remove old location code.
22476 * c-pch.c (c_common_read_pch): Remove old location code.
22477 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22479 * gimple-low.c (lower_function_body): Remove old location code.
22480 * toplev.c (unknown_location): Remove.
22481 (push_srcloc): Remove old-location variant.
22482 (process_options): Remove old location code.
22483 (lang_dependent_init): Likewise.
22484 * input.h (UNKNOWN_LOCATION): Move definition.
22485 (location_t): Undeprecate.
22486 (source_locus): Remove.
22487 (location_from_locus): Remove.
22488 (struct location_s): Remove.
22489 Remove all old-location code.
22490 (input_line, input_filename): Remove.
22491 * final.c (final_scan_insn): Remove old location code.
22492 * diagnostic.c (diagnostic_build_prefix): Remove
22493 USE_MAPPED_LOCATION test.
22494 * tree.h (gimple_stmt) <locus>: Now a location_t.
22495 (tree_exp) <locus>: Likewise.
22496 (DECL_IS_BUILTIN): Remove old-location variant.
22497 (annotate_with_file_line, annotate_with_locus): Likewise.
22498 (expr_locus, set_expr_locus): Update.
22499 * tree.c (build1_stat): Remove old location code.
22500 (last_annotated_node): Remove.
22501 (annotate_with_file_line): Remove old-location variant.
22502 (annotate_with_locus): Likewise.
22503 (expr_location): Remove old location code.
22504 (set_expr_location): Likewise.
22505 (expr_has_location): Likewise.
22506 (expr_locus): Likewise.
22507 (set_expr_locus): Likewise.
22508 (expr_filename): Don't use location_from_locus.
22509 (expr_lineno): Likewise.
22510 * rtl-error.c (location_for_asm): Remove old location code.
22511 * c-lex.c (cb_line_change): Remove old location code.
22512 (fe_file_change): Likewise.
22513 (cb_def_pragma): Likewise.
22514 (c_lex_with_flags): Likewise.
22515 * gengtype.c (do_typedef): Don't special-case location types.
22516 (define_location_structures): Remove.
22517 (main): Don't call define_location_structures.
22518 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22521 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22524 * builtins.def (BUILT_IN_STDARG_START): Remove.
22525 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22526 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22527 * tree-inline.c (inline_forbidden_p_1): Likewise.
22529 2008-02-26 Richard Guenther <rguenther@suse.de>
22531 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22532 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22533 (lookup_decl_from_uid): Declare.
22534 (remove_decl_from_map): Likewise.
22535 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22536 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22537 (decl_for_uid_map): New global hashtable mapping DECL_UID
22539 (init_ttree): Allocate it.
22540 (insert_decl_to_uid_decl_map): New helper function.
22541 (make_node_stat): Insert new decls into the map.
22542 (copy_node_stat): Likewise.
22543 (lookup_decl_from_uid): New function.
22544 (remove_decl_from_map): Likewise.
22545 (print_decl_for_uid_map_statistics): New helper.
22546 (dump_tree_statistics): Call it.
22548 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22549 (referenced_var_iterator): Adjust.
22550 (FOR_EACH_REFERENCED_VAR): Adjust.
22551 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22552 (num_referenced_vars): Adjust.
22553 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22554 (first_referenced_var): Remove.
22555 (end_referenced_vars_p): Likewise.
22556 (next_referenced_var): Likewise.
22557 (referenced_var_iterator_set): New helper function.
22558 * tree-dfa.c (referenced_var_lookup): Adjust.
22559 (referenced_var_check_and_insert): Likewise.
22560 (remove_referenced_var): Likewise.
22561 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22562 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22563 (verify_call_clobbering): Likewise.
22564 (verify_memory_partitions): Likewise.
22565 (init_tree_ssa): Allocate bitmap instead of hashtable for
22567 (delete_tree_ssa): Adjust.
22568 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22569 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22570 (compute_tag_properties): Likewise.
22571 (set_initial_properties): Likewise.
22572 (find_partition_for): Likewise.
22573 (update_reference_counts): Likewise.
22574 (dump_may_aliases_for): Likewise.
22575 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22576 (add_call_clobber_ops): Likewise.
22577 (add_call_read_ops): Likewise.
22578 (get_asm_expr_operands): Likewise.
22579 * tree-into-ssa.c (dump_decl_set): Likewise.
22580 (update_ssa): Likewise.
22581 * tree-sra.c (scan_function): Likewise.
22582 (decide_instantiations): Likewise.
22583 (scalarize_parms): Likewise.
22584 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22585 (dsa_named_for): Likewise.
22586 * tree-ssa-structalias.c (update_alias_info): Likewise.
22587 (merge_smts_into): Likewise.
22589 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22592 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22593 * c-opts.c (c_common_handle_option): Wall enables
22594 Wvolatile-register-var.
22595 * common.opt: Move Wvolatile-register-var to...
22598 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22600 * common.opt (Wlarger-than=): New.
22601 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22603 * opts.c (common_handle_option): Handle -Wlarger-than=.
22604 * optc-gen.awk: Likewise.
22605 * opth-gen.awk: Likewise.
22606 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22607 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22609 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22611 * c-common.c (match_case_to_enum_1): Add appropriate
22612 OPT_W* parameter to warning.
22613 (c_do_switch_warnings): Likewise.
22614 * c-typeck.c (warning_init): Add one more parameter following
22615 'warning' function.
22616 (push_init_level): Update call to warning_init.
22617 (pop_init_level): Likewise.
22618 (add_pending_init): Likewise.
22619 (output_init_element: Likewise.
22621 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22624 * toplev.c (toplev_main): If there are warnings or error, print
22625 errors for ignored options.
22626 * opts.c (ignored_options): New static variable.
22627 (postpone_unknown_option_error): New.
22628 (print_ignored_options): New.
22629 (handle_option): Postpone errors for unknown -Wno-* options.
22630 * opts.h (print_ignored_options): Declare.
22632 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22634 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22637 2008-02-25 Richard Guenther <rguenther@suse.de>
22640 2008-02-25 Richard Guenther <rguenther@suse.de>
22642 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22643 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22644 (lookup_decl_from_uid): Declare.
22645 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22646 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22647 (decl_for_uid_map): New global hashtable mapping DECL_UID
22649 (init_ttree): Allocate it.
22650 (insert_decl_to_uid_decl_map): New helper function.
22651 (make_node_stat): Insert new decls into the map.
22652 (copy_node_stat): Likewise.
22653 (lookup_decl_from_uid): New function.
22654 (print_decl_for_uid_map_statistics): New helper.
22655 (dump_tree_statistics): Call it.
22657 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22658 (referenced_var_iterator): Adjust.
22659 (FOR_EACH_REFERENCED_VAR): Adjust.
22660 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22661 (num_referenced_vars): Adjust.
22662 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22663 (first_referenced_var): Remove.
22664 (end_referenced_vars_p): Likewise.
22665 (next_referenced_var): Likewise.
22666 (referenced_var_iterator_set): New helper function.
22667 * tree-dfa.c (referenced_var_lookup): Adjust.
22668 (referenced_var_check_and_insert): Likewise.
22669 (remove_referenced_var): Likewise.
22670 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22671 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22672 (verify_call_clobbering): Likewise.
22673 (verify_memory_partitions): Likewise.
22674 (init_tree_ssa): Allocate bitmap instead of hashtable for
22676 (delete_tree_ssa): Adjust.
22677 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22678 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22679 (compute_tag_properties): Likewise.
22680 (set_initial_properties): Likewise.
22681 (find_partition_for): Likewise.
22682 (update_reference_counts): Likewise.
22683 (dump_may_aliases_for): Likewise.
22684 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22685 (add_call_clobber_ops): Likewise.
22686 (add_call_read_ops): Likewise.
22687 (get_asm_expr_operands): Likewise.
22688 * tree-into-ssa.c (dump_decl_set): Likewise.
22689 (update_ssa): Likewise.
22690 * tree-sra.c (scan_function): Likewise.
22691 (decide_instantiations): Likewise.
22692 (scalarize_parms): Likewise.
22693 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22694 (dsa_named_for): Likewise.
22695 * tree-ssa-structalias.c (update_alias_info): Likewise.
22696 (merge_smts_into): Likewise.
22698 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22701 * doc/invoke.texi (-fcx-limited-range): Document new option.
22702 * toplev.c (process_options): Handle -fcx-fortran-rules.
22703 * common.opt: Add documentation for -fcx-fortran-rules.
22705 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22708 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22709 actual behaviour and C99.
22711 2008-02-26 Ben Elliston <bje@au.ibm.com>
22713 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22714 (ASM_CPU_POWER6_SPEC): Likewise.
22715 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22716 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22717 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22719 2008-02-25 Richard Guenther <rguenther@suse.de>
22721 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22722 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22723 (lookup_decl_from_uid): Declare.
22724 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22725 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22726 (decl_for_uid_map): New global hashtable mapping DECL_UID
22728 (init_ttree): Allocate it.
22729 (insert_decl_to_uid_decl_map): New helper function.
22730 (make_node_stat): Insert new decls into the map.
22731 (copy_node_stat): Likewise.
22732 (lookup_decl_from_uid): New function.
22733 (print_decl_for_uid_map_statistics): New helper.
22734 (dump_tree_statistics): Call it.
22736 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22737 (referenced_var_iterator): Adjust.
22738 (FOR_EACH_REFERENCED_VAR): Adjust.
22739 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22740 (num_referenced_vars): Adjust.
22741 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22742 (first_referenced_var): Remove.
22743 (end_referenced_vars_p): Likewise.
22744 (next_referenced_var): Likewise.
22745 (referenced_var_iterator_set): New helper function.
22746 * tree-dfa.c (referenced_var_lookup): Adjust.
22747 (referenced_var_check_and_insert): Likewise.
22748 (remove_referenced_var): Likewise.
22749 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22750 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22751 (verify_call_clobbering): Likewise.
22752 (verify_memory_partitions): Likewise.
22753 (init_tree_ssa): Allocate bitmap instead of hashtable for
22755 (delete_tree_ssa): Adjust.
22756 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22757 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22758 (compute_tag_properties): Likewise.
22759 (set_initial_properties): Likewise.
22760 (find_partition_for): Likewise.
22761 (update_reference_counts): Likewise.
22762 (dump_may_aliases_for): Likewise.
22763 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22764 (add_call_clobber_ops): Likewise.
22765 (add_call_read_ops): Likewise.
22766 (get_asm_expr_operands): Likewise.
22767 * tree-into-ssa.c (dump_decl_set): Likewise.
22768 (update_ssa): Likewise.
22769 * tree-sra.c (scan_function): Likewise.
22770 (decide_instantiations): Likewise.
22771 (scalarize_parms): Likewise.
22772 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22773 (dsa_named_for): Likewise.
22774 * tree-ssa-structalias.c (update_alias_info): Likewise.
22775 (merge_smts_into): Likewise.
22777 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22780 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22781 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22782 * alias.h (nonoverlapping_memrefs_p): Likewise.
22784 2008-02-25 Jan Beulich <jbeulich@novell.com>
22786 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22787 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22788 __emultls_get_address, __emultls_register_common,
22789 __floatundi?f, and _Unwind_GetIPInfo.
22790 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22791 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22792 (gen_regparm_prefix): Likewise.
22793 (i386_nlm_encode_section_info): Sync with
22794 config/i386/winnt.c:i386_pe_encode_section_info().
22795 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22796 i386_nlm_mangle_decl_assembler_name): New.
22797 (netware_override_options): New.
22798 * config/i386/netware.h (netware_override_options): Declare.
22799 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22800 (i386_nlm_mangle_decl_assembler_name): Declare.
22801 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22803 2008-02-25 Ben Elliston <bje@au.ibm.com>
22806 * c-decl.c (grokdeclarator): Remove unused local variables
22807 `typedef_type' and `type_as_written'.
22809 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22810 unused local variable `has_hot_blocks'.
22811 (fix_crossing_conditional_branches): Remove unused local variable
22814 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22816 PR middle-end/19984
22817 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22818 using DEF_C99_BUILTIN.
22819 (BUILT_IN_NANF): Ditto.
22820 (BUILT_IN_NANL): Ditto.
22822 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22823 Revital Eres <eres@il.ibm.com>
22825 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22826 regarding the order of two dependent insns in the same row.
22828 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22830 * stor-layout.c (layout_decl): Do not bump the alignment of a
22831 bit-field to more than byte alignment if it is packed.
22833 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22835 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22838 2008-02-24 Diego Novillo <dnovillo@google.com>
22840 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22843 * tree-vrp.c (vrp_evaluate_conditional): With
22844 -Wtype-limits, emit a warning when comparing against a
22845 constant outside the natural range of OP0's type.
22846 * c.opt (Wtype-limits): Move ...
22847 * common.opt (Wtype-limits): ... here.
22849 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22851 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22852 * config/rs6000/e300c2c3.md: New file.
22853 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22855 (rs6000_override_options): Add e300c2 and e300c3 cases to
22856 processor_target_table. Do not allow usage of Altivec or Spe
22857 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22858 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22859 * config/rs6000/rs6000.h (processor_type): Add
22860 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22861 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22862 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22863 and ppce300c3. Include e300c2c3.md.
22865 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22867 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22868 instead of TARGET_STRICT_ALIGN.
22870 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22872 * explow.c (memory_address): Assert that the generated address is
22875 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22878 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22879 * config/darwin-ppc-ldouble-patch.def: New file.
22880 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22881 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22882 SUBTARGET_INIT_BUILTINS if defined.
22883 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22886 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22889 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22890 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22892 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22895 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22896 file" warning condtional on -Winvalid-PCH.
22898 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22900 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22902 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22906 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22907 prevent reload from using MMX registers.
22908 (*mov<mode>_internal): Ditto.
22909 (*movv2sf_internal_rex64): Ditto.
22910 (*movv2sf_internal): Ditto.
22912 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22914 PR documentation/31569
22915 * doc/install.texi2html: Use makeinfo --no-number-sections.
22917 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22919 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22920 ensure that we can address an entire entity > 8 bytes. Don't
22921 generate reg+reg addressing for such data.
22923 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22925 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22926 strings when optimizing for size, unless the target cares about
22929 2008-02-22 Tom Tromey <tromey@redhat.com>
22931 * regclass.c (current_pass): Remove declaration.
22933 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22935 * config/avr/libgcc.S (__RAMPZ__): Define.
22936 (__do_copy_data): Add for devices with 128KB code memory.
22938 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22940 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22942 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22944 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22946 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22949 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22952 * c-typeck.c (build_binary_op): Warn about floating point
22953 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22955 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22958 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22959 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22961 (rs6000_override_options): Set altivec_abi as default, not override,
22962 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22963 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22964 is used; use new member spe_abi.
22965 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22966 spe_abi and altivec_abi.
22968 2008-02-22 Tomas Bily <tbily@suse.cz>
22970 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22972 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22975 * config.build (build_file_translate): Set to `CMD //c' only if
22977 * Makefile.in (build_file_translate): Improve comment.
22979 2008-02-21 Jan Hubicka <jh@suse.cz>
22981 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22982 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22983 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22985 2008-02-21 Michael Matz <matz@suse.de>
22988 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22990 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22992 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22993 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22994 as insn constraint.
22995 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22996 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22997 SSE_VEC_FLOAT_MODE_P as insn constraint.
22998 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22999 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23000 sse4a_movntdf using MODEF mode iterator.
23001 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23002 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23003 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23004 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23005 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23006 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23007 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23009 2008-02-21 Richard Guenther <rguenther@suse.de>
23011 * tree.def (PAREN_EXPR): New tree code.
23012 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23014 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23015 * expr.c (expand_expr_real_1): Likewise.
23016 * tree-inline.c (estimate_num_insns_1): Likewise.
23017 * tree-complex.c (expand_complex_move): Likewise.
23018 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23021 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23024 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23026 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23029 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23031 * config/sh/sh.c (find_barrier): Don't go past
23032 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23034 2008-02-20 DJ Delorie <dj@redhat.com>
23036 * config/h8300/h8300.md (insv): Force source operand to be a register.
23038 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23039 as a jump, not as a plain insn.
23041 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23043 * doc/invoke.texi (Warning Options): Add new option
23044 -Wframe-larger-than=.
23045 (-Wframe-larger-than): Document.
23047 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23048 Add declarations for new option variables.
23050 * final.c (final_start_function): Check the frame size
23051 before emission and issue a Wframe-larger-than warning.
23053 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23054 Add definitions for new option variables.
23055 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23057 * common.opt (Wframe-larger-than=): New option.
23059 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23061 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23062 (<sse>_div<mode>3): Ditto.
23063 (<sse>_vmdiv<mode>3): Ditto.
23064 (<sse>_vmsqrt<mode>2): Ditto.
23065 (*smax<mode>3): Ditto.
23066 (sse5_frcz<mode>2): Ditto.
23067 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23068 as insn constraint.
23070 2008-02-20 Richard Guenther <rguenther@suse.de>
23072 PR middle-end/35265
23073 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23074 be happy with INTEGRAL_TYPE_P.
23076 2008-02-20 Richard Guenther <rguenther@suse.de>
23078 * fold-const.c (split_tree): Associate floatig-point expressions
23079 if flag_associative_math is set.
23081 2008-02-20 Richard Guenther <rguenther@suse.de>
23083 * tree.h (fold_real_zero_addition_p): Declare.
23084 * fold-const.c (fold_real_zero_addition_p): Export.
23085 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23086 floating-point operations with zero and one.
23088 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23090 * doc/install.texi: Correct references to CFLAGS, replacing them
23091 with BOOT_CFLAGS. Document flags used during bootstrap for
23094 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23096 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23097 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23098 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23100 (smin<mode>3): Ditto from similar patterns.
23101 (smax<mode>3): Ditto.
23102 (*ieee_smin<mode>3): Ditto.
23103 (*ieee_smax<mode>3): Ditto.
23104 * config/i386/sse.md (sse): New mode attribute.
23105 (mov<mode>): Macroize expander from movv4sf and movv2df using
23106 SSEMODEF2P mode iterator.
23107 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23108 SSE_VEC_FLOAT_MODE_P as insn constraint.
23109 (storent<mode>): Ditto.
23110 (storent<mode>): Macroize expander from storentsf and storentdf using
23111 MODEF mode iterator.
23112 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23113 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23114 (abs<mode>2): Ditto from similar patterns.
23115 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23116 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23117 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23118 (<sse>_vmsqrt<mode>2): Ditto.
23119 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23120 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23121 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23122 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23123 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23124 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23125 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23127 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23128 iterator and SSE_FLOAT_MODE_P as insn constraint.
23129 (<sse>_ucomi): Ditto from similar patterns.
23130 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23131 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23132 SSE_VEC_FLOAT_MODE_P as insn constraint.
23133 (vcond<mode>): Ditto from similar patterns.
23134 (and<mode>3, *and<mode>3): Ditto.
23135 (<sse>_nand<mode>3): Ditto.
23136 (ior<mode>3, *ior<mode>3): Ditto.
23137 (xor<mode>3, *xor<mode>3): Ditto.
23138 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23139 iterator and SSE_FLOAT_MODE_P as insn constraint.
23140 (*nand<mode>3): Ditto from similar patterns.
23141 (*ior<mode>3): Ditto.
23142 (*xor<mode>3): Ditto.
23144 2008-02-20 Ira Rosen <irar@il.ibm.com>
23146 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23147 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23148 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23150 2008-02-19 Jan Hubicka <jh@suse.cz>
23152 * predict.c (tree_bb_level_predictions): Remove variable next
23153 mistakely introduced by previous commit.
23155 2008-02-19 Jan Hubicka <jh@suse.cz>
23157 * predict.c (predict_paths_leading_to): Rewrite.
23158 (predict_paths_for_bb): New.
23159 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23161 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23164 * Makefile.in (build_file_translate): New.
23165 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23166 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23167 * configure.ac (build_file_translate): Substitute it.
23168 * configure: Regenerate.
23170 2008-02-19 Jan Hubicka <jh@suse.cz>
23172 PR rtl-optimization/34408
23173 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23176 2008-02-19 Jan Hubicka <jh@suse.cz>
23178 PR middle-end/28779
23179 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23182 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23185 * config/i386/i386-modes.def: Revert the last DI alignment
23186 change until Ada people can look into it.
23188 2008-02-19 Nick Clifton <nickc@redhat.com>
23190 * opts.c (print_specific_help): Fix typo in --help text.
23192 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23195 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23196 32-bit inline asm without asm alternatives for host GCC < 3.0.
23198 2008-02-19 Richard Guenther <rguenther@suse.de>
23200 PR tree-optimization/34989
23201 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23202 Allow propagation to INDIRECT_REF if we can simplify only.
23204 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23206 * c-common.c (warn_for_collisions_1): Use appropriate option when
23209 2008-02-19 Nick Clifton <nickc@redhat.com>
23212 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23213 (handle_options): Fix indentation.
23214 (print_filtered_help): If no language-specific options were
23215 displayed tell the user how to list all the options supported by
23216 the language's front-end.
23217 (print_specific_help): Fix indentation and remove duplicate line.
23218 (common_handle_option): Handle the -v option.
23219 For --help enable the display of undocumented options if the -v
23220 switch has been included on the command line.
23221 For --help= check for overlaps in the arguments between the option
23222 classes and the language names and issue a warning when they
23223 cannot be disambiguated.
23224 * c.opt (v): Pass on to the common option handler.
23226 2008-02-19 Revital Eres <eres@il.ibm.com>
23228 * modulo-sched.c (sms_schedule): Change dump message when
23229 create_ddg function fails.
23230 (try_scheduling_node_in_cycle): Rename row to cycle.
23231 (print_partial_schedule): Rename CYCLE to ROW.
23233 2008-02-19 Christian Bruel <christian.bruel@st.com>
23234 Zdenek Dvorak <ook@ucw.cz>
23236 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23238 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23241 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23242 (*x86_movdicc_0_m1_se): Ditto.
23244 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23247 (CMPtype): Define as __gcc_CMPtype.
23248 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23249 (CMPtype): Define as __gcc_CMPtype.
23251 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23253 Support valgrind 3.3 for --enable-checking=valgrind.
23254 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23256 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23257 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23258 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23259 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23260 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23261 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23262 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23264 * ggc-zone.c: Similar.
23265 * ggc-page.c: Similar.
23267 2008-02-19 Paul Brook <paul@codesourcery.com>
23270 * config/arm/ieee754-df.S: Fix do_it typo.
23271 * config/arm/ieee754-sf.S: Fix do_it typo.
23273 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23276 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23277 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23278 (OPTION_MASK_ISA_SSE_SET): Likewise.
23279 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23280 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23281 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23282 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23283 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23284 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23285 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23286 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23287 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23288 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23289 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23290 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23291 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23292 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23293 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23294 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23295 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23296 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23297 (OPTION_MASK_ISA_SSE4): Removed.
23298 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23299 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23300 (override_options): Don't turn on implied SSE/MMX bits in
23303 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23305 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23308 2008-02-18 Joey Ye <joey.ye@intel.com>
23310 PR middle-end/34921
23311 * tree-nested.c (insert_field_into_struct): Set type alignment
23312 to field alignment if the former is less than the latter.
23314 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23316 * BASE-VER: Set to 4.4.0.
23318 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23320 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23321 * doc/cfg.texi: Likewise.
23322 * doc/extend.texi: Likewise.
23323 * doc/gty.texi: Likewise.
23324 * doc/invoke.texi: Likewise.
23325 * doc/loop.texi: Likewise.
23326 * doc/md.texi: Likewise.
23327 * doc/passes.texi: Likewise.
23328 * doc/rtl.texi: Likewise.
23329 * doc/sourcebuild.texi: Likewise.
23330 * doc/tm.texi: Likewise.
23331 * doc/tree-ssa.texi: Likewise.
23333 2008-02-17 Richard Guenther <rguenther@suse.de>
23335 PR middle-end/35227
23336 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23337 without default definition.
23339 2008-02-17 Richard Guenther <rguenther@suse.de>
23341 PR tree-optimization/35231
23342 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23345 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23348 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23349 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23350 libgcc_cmp_return mode.
23352 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23355 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23357 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23359 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23362 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23364 * doc/c-tree.texi: Use `@.' where appropriate.
23365 * doc/extend.texi: Likewise.
23366 * doc/install.texi: Likewise.
23367 * doc/invoke.texi: Likewise.
23368 * doc/loop.texi: Likewise.
23369 * doc/makefile.texi: Likewise.
23370 * doc/md.texi: Likewise.
23371 * doc/passes.texi: Likewise.
23372 * doc/standards.texi: Likewise.
23373 * doc/tm.texi: Likewise.
23375 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23377 PR middle-end/35196
23378 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23380 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23381 rather than in entry_bb.
23383 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23385 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23386 libgcc_cmp_return mode.
23388 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23390 PR middle-end/35130
23391 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23392 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23394 2008-02-15 Richard Guenther <rguenther@suse.de>
23395 Zdenek Dvorak <ook@ucw.cz>
23397 PR tree-optimization/35164
23398 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23399 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23400 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23401 Only propagate addresses which do not have abnormal SSA_NAMEs
23404 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23407 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23409 2008-02-15 Jan Hubicka <jh@suse.cz>
23411 PR middle-end/35149
23412 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23414 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23416 PR middle-end/34621
23417 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23418 when calculating alignment_pad.
23420 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23422 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23423 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23424 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23425 and STACK_BOUNDARY define.
23427 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23429 PR preprocessor/35061
23430 * c-pragma.c (handle_pragma_pop_macro): Check that
23431 pushed_macro_table has been allocated.
23433 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23435 PR middle-end/35136
23436 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23437 (force_gimple_operand): Likewise.
23438 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23439 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23440 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23441 (find_interesting_uses_address): Check addressability and alignment
23442 of the base expression only after substituting bases of IVs into it.
23444 2008-02-14 Michael Matz <matz@suse.de>
23447 * function.c (instantiate_virtual_regs_in_insn): Reload address
23448 before falling back to reloading the whole operand.
23450 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23452 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23453 before the first section switch note.
23455 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23457 * doc/bugreport.texi: Update copyright years.
23458 * doc/c-tree.texi: Likewise.
23459 * doc/cfg.texi: Likewise.
23460 * doc/cpp.texi: Likewise.
23461 * doc/cppinternals.texi: Likewise.
23462 * doc/fragments.texi: Likewise.
23463 * doc/frontends.texi: Likewise.
23464 * doc/gcc.texi: Likewise.
23465 * doc/gty.texi: Likewise.
23466 * doc/hostconfig.texi: Likewise.
23467 * doc/implement-c.texi: Likewise.
23468 * doc/libgcc.texi: Likewise.
23469 * doc/loop.texi: Likewise.
23470 * doc/makefile.texi: Likewise.
23471 * doc/options.texi: Likewise.
23472 * doc/passes.texi: Likewise.
23473 * doc/rtl.texi: Likewise.
23474 * doc/sourcebuild.texi: Likewise.
23475 * doc/standards.texi: Likewise.
23476 * doc/tree-ssa.texi: Likewise.
23477 * doc/trouble.texi: Likewise.
23479 * doc/extend.texi: Use @: or add comma where appropriate.
23480 * doc/invoke.texi: Likewise.
23481 * doc/tm.texi: Likewise.
23483 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23486 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23489 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23491 * doc/md.texi (clz, ctz): Add reference.
23492 * doc/rtl.texi (clz, ctz): Likewise.
23494 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23497 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23500 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23502 * config/s390/s390.c (struct constant_pool): New field
23503 emit_pool_after added.
23504 (s390_mainpool_start): Set the emit_pool_after flag according
23505 to the section switch notes.
23506 (s390_mainpool_finish): Consider emit_pool_after when emitting
23507 the literal pool at the end of the function.
23508 (s390_chunkify_start): Force literal pool splits at section
23511 2008-02-13 Michael Matz <matz@suse.de>
23514 * var-tracking.c (clobber_variable_part): Correctly traverse the
23517 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23520 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23521 Add -fdump-ipa-inline.
23522 * tree-dump.c (dump_files): Remove tree-inlined dump.
23523 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23525 2008-02-12 Richard Guenther <rguenther@suse.de>
23527 PR tree-optimization/35171
23528 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23531 2008-02-12 Richard Guenther <rguenther@suse.de>
23533 PR middle-end/35163
23534 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23535 value-preserving mode. Disallow final truncation.
23537 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23539 PR middle-end/35136
23540 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23541 code from here to...
23542 (force_gimple_operand): ...here.
23544 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23547 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23548 non-compatible pointers.
23549 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23550 different FIELD_DECLs, try harder by comparing field offsets, sizes
23553 PR inline-asm/35160
23554 * function.c (match_asm_constraints_1): Don't replace the same input
23557 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23559 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23560 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23561 (expand_epilogue): Restore RAMPZ register.
23562 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23564 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23566 * config/i386/cygwin.asm: (__alloca): Correct calling
23567 convention and alignment.
23568 (__chkstk): Force 8 byte stack alignment.
23570 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23571 Richard Guenther <rguenther@suse.de>
23573 PR tree-optimization/33992
23574 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23575 the zero we compare against.
23577 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23579 PR libfortran/35063
23580 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23581 to CloseHandle after unlocking to prevent accumulation of handle
23584 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23586 PR middle_end/34150
23587 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23588 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23589 and update LABEL_NUSES during and after reload.
23591 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23593 PR middle-end/34627
23594 * combine.c (simplify_if_then_else): Make sure the comparison is
23595 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23597 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23600 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23601 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23602 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23603 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23604 * tree.h (get_type_static_bounds): Likewise.
23606 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23608 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23609 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23610 Make -Wfoo language annotations match what the compiler outputs.
23612 2008-02-08 Sa Liu <saliu@de.ibm.com>
23614 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23615 intrinsics spu_convts, spu_convtu, spu_convtf.
23617 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23619 * doc/extend.texi (Function Attributes) <noinline>: Mention
23620 asm ("") as method to keep calls.
23622 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23625 * doc/options.texi (Options): Replace references to opts.sh with
23627 * opts-common.c: Likewise.
23628 * optc-gen.awk: Likewise.
23630 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23632 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23634 2008-02-07 Richard Henderson <rth@redhat.com>
23637 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23638 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23641 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23643 PR tree-optimization/35085
23644 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23645 for operand entry oe2 in addition to operand entry oe3 in order to
23646 expose more opportunities for vectorizer sum reduction.
23648 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23651 * Makefile.in (LIBS): Remove $(GMPLIBS).
23652 (cc1-dummy, cc1): Add $(GMPLIBS).
23654 2008-02-06 Jan Hubicka <jh@suse.cz>
23657 * i386.md (moddf_integer): Do not produce partial memory stalls for
23658 targets where it hurts.
23660 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23663 * optabs.c (expand_float): Do not check for decimal modes when
23664 expanding unsigned integer through signed conversion.
23666 2008-02-06 Nick Clifton <nickc@redhat.com>
23668 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23669 inside the clobber with a match_operand and duplicated operand
23670 number in the constraint.
23671 (ineqbranchsi): Delete redundant comment.
23673 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23675 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23676 builtin_define ("__USE_INIT_FINI__").
23677 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23679 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23681 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23683 PR documentation/30330
23684 * doc/invoke.texi (C++ Dialect Options)
23685 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23686 For each warning option -Wfoo that allows -Wno-foo, ensure both
23687 -Wfoo and -Wno-foo are listed in the option index. Fix index
23688 entry of -Wswitch-default, index -Wnormalized= including the
23689 `=', and -Wlarger-than-@var{len} including @var{len}.
23691 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23693 * config/i386/i386.md (floatunssisf2): Use
23694 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23695 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23696 Macroize expander using MODEF mode iterator.
23698 2008-02-05 Diego Novillo <dnovillo@google.com>
23700 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23703 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23705 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23708 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23710 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23713 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23714 to indicate if a message should be generated.
23715 (init_cumulative_args): Updated.
23716 (function_value_32): Likewise.
23718 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23720 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23722 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23725 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23726 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23728 2008-02-04 Diego Novillo <dnovillo@google.com>
23730 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23733 * tree-vrp.c (vrp_evaluate_conditional): With
23734 -Wtype-limits, emit a warning when comparing against a
23735 constant outside the natural range of OP0's type.
23737 2008-02-04 Richard Guenther <rguenther@suse.de>
23739 PR middle-end/33631
23740 * expr.c (count_type_elements): Give for unions instead of
23743 2008-02-04 Richard Guenther <rguenther@suse.de>
23745 PR middle-end/35043
23746 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23747 to TYPE_DOMAINs base type instead of using bitsizetype here.
23749 2008-02-03 Jason Merrill <jason@redhat.com>
23751 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23753 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23756 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23757 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23758 (RS/6000 and PowerPC Options): Fix typos and markup.
23759 * doc/passes.texi (Tree-SSA passes): Likewise.
23761 2008-02-02 Michael Matz <matz@suse.de>
23764 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23765 from record_last_reg_set_info.
23766 (record_last_reg_set_info): Take an RTX argument, iterate over all
23767 constituent hardregs.
23768 (record_last_set_info, record_opr_changes): Change calls to
23769 new signature or to record_last_reg_set_info_regno.
23771 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23773 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23775 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23777 PR rtl-optimization/34773
23778 * reg-notes.def (EQUAL): Mention significance of combination of
23779 REG_EQUAL and REG_RETVAL.
23780 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23781 insn that has a REG_RETVAL.
23783 2008-02-01 Roger Sayle <roger@eyesopen.com>
23786 * configure.ac (--enable-fixed-point): Disable unless explicitly
23788 * configure: Regenerate.
23790 2008-02-01 Richard Guenther <rguenther@suse.de>
23793 * invoke.texi (-finline-limit): Remove no longer true parts
23794 of the documentation. Note that there is no default value.
23796 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23797 Mark Mitchell <mark@codesourcery.com>
23798 Ben Elliston <bje@au.ibm.com>
23801 * doc/extend.texi (Other Builtins): Document.
23803 2008-01-31 Tom Browder <tom.browder@gmail.com>
23805 * doc/c-tree.texi (Types): Fix grammar.
23806 (Expression trees): Ditto.
23807 * doc/passes.texi (Tree-SSA passes): Ditto.
23809 * doc/configterms.texi (Configure Terms): Fix typo.
23810 * doc/cpp.texi (Common Predefined Macros): Ditto.
23811 * doc/md.texi (Machine Constraints): Ditto.
23813 * doc/makefile.texi (Makefile): Add comma.
23815 2008-01-31 Tom Browder <tom.browder@gmail.com>
23816 Gerald Pfeifer <gerald@pfeifer.com>
23818 * doc/sourcebuild.texi (Front End): Remove references to CVS
23819 and CVSROOT/modules.
23820 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23821 (Back End): Remove reference to CVS.
23823 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23826 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23828 (mips16_gp_pseudo_reg): ...here.
23829 * config/mips/mips.md (load_const_gp): Replace with...
23830 (load_const_gp_<mode>): ...this :P-based insn.
23832 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23834 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23835 options. Minor fixes.
23836 (-std): Move reference to standards closer to where language
23837 standards are first mentioned.
23839 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23841 PR rtl-optimization/34995
23842 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23843 parameter and return a bool. If the rtx parameter is nonnull,
23844 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23845 (find_reloads): Update call accordingly. Pass the new operand
23846 if it needed no address reloads, otherwise pass null.
23848 2008-01-30 Richard Henderson <rth@redhat.com>
23851 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23852 for unbounded arrays.
23854 2008-01-30 Silvius Rus <rus@google.com>
23856 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23858 2008-01-30 Jan Hubicka <jh@suse.cz>
23861 * i386.c (init_cumulative_args): Use real function declaration when
23864 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23866 PR rtl-optimization/34998
23867 * global.c (build_insn_chain): Treat non-subreg_lowpart
23868 SUBREGs of pseudos as clobbering all the words covered by the
23869 SUBREG, not just all the bytes.
23870 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23871 original df_ref rather than an extract parameter.
23872 (global_conflicts): Update call accordingly.
23874 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23876 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23877 the overflow check to make it easier to read.
23878 (__fixtfdi): Change the type of the ll member in union
23879 long_double to UDItype_x.
23881 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23883 PR middle-end/34969
23884 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23885 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23886 * tree-inline.c (fold_marked_statements): Call
23887 cgraph_update_edges_for_call_stmt if folding a call statement.
23888 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23889 debug_generic_stmt calls, reset it back afterwards.
23892 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23894 * c-typeck.c (build_external_ref): Don't pedwarn about
23895 static vars in current function's scope.
23897 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23899 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23901 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23904 * ipa-struct-reorg.c: Fix spelling.
23905 * params.def: Ditto.
23907 2008-01-29 Richard Guenther <rguenther@suse.de>
23909 PR middle-end/35006
23910 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23912 * tree-inline.c (remap_type): Increment remapping_type_depth
23913 around remapping types.
23914 (copy_body_r): Only add referenced variables if they are referenced
23915 from code, not types.
23917 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23928 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23929 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23931 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23934 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23935 pointer for tiny stack.
23937 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23939 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23941 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23943 * config/vx-common.h: Fix typo in comment.
23945 2008-01-28 Ian Lance Taylor <iant@google.com>
23949 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23950 coalesce pointers if they have different DECL_NO_TBAA_P values.
23951 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23952 between variables with different DECL_NO_TBAA_P values.
23954 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23957 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23958 are not legitimate small data references on SPE targets.
23960 2008-01-28 David Daney <ddaney@avtrex.com>
23962 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23964 2008-01-28 David Daney <ddaney@avtrex.com>
23966 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23968 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23970 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23971 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23972 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23973 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23974 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23975 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23976 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23977 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23979 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23981 * basic-block.h (condjump_equiv_p): Fix comment.
23983 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23985 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23986 print_generic_stmt_indented): Fix comment.
23988 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23990 * configure.ac (__stack_chk_fail): Add detecion for availability
23991 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23992 * configure: Regenerate.
23994 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23996 PR middle-end/34688
23997 * final.c (output_addr_const): Handle TRUNCATE.
23999 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24002 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24003 (zero_cost, infinite_cost): New constants.
24004 (struct cost_pair): Change type of cost to comp_cost.
24005 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24006 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24008 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24009 split_address_cost, ptr_difference_cost, difference_cost,
24010 get_computation_cost_at, get_computation_cost,
24011 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24012 determine_use_iv_cost_condition, determine_use_iv_costs,
24013 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24014 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24015 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24016 Change type of cost to comp_cost.
24017 (determine_iv_cost): Increase cost of non-original ivs, instead
24018 of decreasing the cost of original ones.
24019 (get_address_cost): Indicate the complexity of the addressing mode
24021 (try_add_cand_for): Prefer using ivs not specific to some object.
24022 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24024 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24025 Janis Johnson <janis187@us.ibm.com>
24028 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24029 (TARGET_INSTANTIATE_DECLS): Likewise.
24030 * target.h (expand_to_rtl_hook): New target hook.
24031 (instantiate_decls): Likewise.
24032 * function.c (instantiate_decl): Make non-static. Rename to...
24033 (instantiate_decl_rtl): ... this.
24034 (instantiate_expr): Use instantiate_decl_rtl.
24035 (instantiate_decls_1): Likewise.
24036 (instantiate_decls): Likewise.
24037 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24038 * function.h (instantiate_decl_rtl): Add prototype.
24039 * cfgexpand.c (target.h): New include.
24040 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24041 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24042 (TARGET_INSTANTIATE_DECLS): Likewise.
24043 (TARGET_INITIALIZER): New target hooks added.
24044 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24046 * config/rs6000/rs6000.c (tree-flow.h): New include.
24047 (machine_function): Add sdmode_stack_slot field.
24048 (rs6000_alloc_sdmode_stack_slot): New function.
24049 (rs6000_instantiate_decls): Likewise.
24050 (rs6000_secondary_memory_needed_rtx): Likewise.
24051 (rs6000_check_sdmode): Likewise.
24052 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24053 (TARGET_INSTANTIATE_DECLS): Likewise.
24054 (rs6000_hard_regno_mode_ok): Allow SDmode.
24055 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24056 (rs6000_emit_move): Handle SDmode.
24057 (function_arg_advance): Likewise.
24058 (function_arg): Likewise.
24059 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24060 SDmode var args for 32-bit compiles.
24061 (rs6000_secondary_reload_class): Handle SDmode.
24062 (rs6000_output_function_epilogue): Likewise.
24063 (rs6000_function_value): Simplify if statement.
24064 (rs6000_libcall_value): Likewise.
24065 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24066 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24067 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24068 (movsd_hardfloat): New define_insn.
24069 (movsd_softfloat): Likewise.
24070 (movsd_store): Likewise.
24071 (movsd_load): Likewise.
24072 (extendsddd2): Likewise.
24073 (extendsdtd2): Likewise.
24074 (truncddsd2): Likewise.
24075 (movdd_hardfloat64): Fixup comment.
24076 (UNSPEC_MOVSD_LOAD): New constant.
24077 (UNSPEC_MOVSD_STORE): Likewise.
24079 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24082 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24084 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24085 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24086 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24087 and TRUTH_XOR_EXPR.
24089 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24092 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24093 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24094 __LONGDOUBLE128 too.
24095 * config/rs6000/aix61.h: New file.
24097 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24099 PR rtl-optimization/34959
24100 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24101 popcount and parity rtxes the same mode as their operand.
24102 Truncate or extend the result to the return value's mode
24105 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24108 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24109 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24110 to GOT_VERSION_REGNUM.
24111 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24112 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24113 * config/mips/mips.c (mips_emit_call_insn): New function.
24114 (mips_call_tls_get_addr): Call mips_expand_call directly.
24115 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24117 (mips16_build_call_stub): Likewise. Return the call insn or null.
24118 (mips_expand_call): Update the call to mips16_build_call_stub
24119 accordingly and a remove redundant condition. Assert that MIPS16
24120 stubs do not use lazy binding. Use mips_emit_call_insn and return
24122 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24124 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24125 (mips_avoid_hazard): Remove hazard_set handling.
24126 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24127 (UNSPEC_RESTORE_GP): ...this.
24128 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24129 (FAKE_CALL_REGNO): Rename to...
24130 (GOT_VERSION_REGNUM): ...this.
24131 (type): Add "ghost" value. Add an associated insn reservation.
24132 (hazard_set): Remove.
24133 (exception_receiver): Rename to...
24134 (restore_gp): ...this and update the unspec identifier accordingly.
24135 (exception_receiver, nonlocal_got_receiver): New expanders.
24136 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24137 FAKE_CALL_REGNO. Remove hazard_set attribute.
24138 (set_got_version, update_got_version): New patterns.
24140 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24143 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24145 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24148 * doc/install.texi2html: Generate gcc-vers.texi.
24150 2008-01-25 DJ Delorie <dj@redhat.com>
24152 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24154 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24156 * config/c4x: Remove directory.
24157 * config.gcc (crx-*, mt-*): Mark obsolete.
24158 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24159 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24160 sh-*-rtemscoff*): Remove cases.
24161 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24162 * real.c (encode_c4x_single, decode_c4x_single,
24163 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24164 c4x_extended_format): Remove.
24165 * real.h (c4x_single_format, c4x_extended_format): Remove.
24166 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24168 (Pragmas): Remove comment about c4x pragmas.
24169 * doc/install.texi (c4x): Remove target-specific instructions.
24170 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24171 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24172 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24173 refer to C4x source files as examples.
24174 (C4X_FLOAT_FORMAT): Remove documentation.
24176 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24178 * config/bfin/bfin.c (override_options): Reorder tests so that
24179 flag_pic gets enabled for -msep-data.
24181 2008-01-25 Richard Guenther <rguenther@suse.de>
24183 PR middle-end/32244
24184 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24185 to its bitfield precision if required.
24187 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24189 PR middle-end/33880
24190 * tree-nested.c (walk_omp_for): New function.
24191 (convert_nonlocal_reference, convert_local_reference): Call
24192 walk_omp_for on OMP_FOR.
24193 (convert_call_expr): Call walk_body on OMP_FOR's
24194 OMP_FOR_PRE_INIT_BODY.
24196 2008-01-25 Richard Guenther <rguenther@suse.de>
24198 PR tree-optimization/34966
24199 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24200 default defs and PHI_NODEs we have to insert after the
24201 defining statement.
24203 2008-01-24 Nick Clifton <nickc@redhat.com>
24205 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24206 Provide a default definition.
24207 (LIBGCC2_UNITS_PER_WORD): Likewise.
24209 * config/stormy16/stormy16.c: Include df.h for the prototype
24210 for df_regs_ever_live_p.
24211 (xstormy16_expand_builtin_va_start): Convert the stack offset
24212 into a component_ref and then use POINTER_PLUS_EXPR to add it
24213 to the incoming_virtual_args_rtx.
24214 (xstormy16_gimplify_va_arg_expr): Rename to
24215 xstormy16_gimplify_va_arg_expr.
24216 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24217 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24218 xstormy16_gimplify_va_arg_expr.
24219 Fix up some formatting issues.
24221 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24222 Move to predicates.md.
24223 (xs_hi_general_operand): Likewise.
24224 (xs_hi_nonmemory_operand): Likewise.
24225 * config/stormy16/predicates.md:
24226 (xstormy16_carry_plus_operand): New predicate.
24227 (xs_hi_general_operand): New predicate.
24228 (xs_hi_nonmemory_operand): New predicate.
24229 * config/stormy16/stormy16-protos.h:
24230 (xstormy16_carry_plus_operand): Delete prototype.
24231 (xs_hi_general_operand): Likewise.
24232 (xs_hi_nonmemory_operand): Likewise.
24234 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24235 modifiers as they are no longer needed and they can trigger
24236 reload spill failures.
24238 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24239 with a match_operand in order to help reload.
24241 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24242 constraint with 'e' for the 8th alternative as this version of
24243 the mov.w instruction only accepts the lower 8 registers.
24245 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24248 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24249 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24252 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24254 PR middle-end/33333
24255 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24257 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24259 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24261 (remove_structure): Update allocations list before removing structure.
24263 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24265 * ipa-struct-reorg.c (is_safe_cond_expr,
24266 create_new_stmts_for_cond_expr): Use integer_zerop function,
24267 that recognize not only zero-pointer, but zero-integer too.
24269 2008-01-25 Ben Elliston <bje@au.ibm.com>
24272 * fixproto: Escape "." in sed expression that strips leading "./".
24274 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24277 * gcc.c (SWITCH_OK): Removed.
24278 (SWITCH_LIVE): Changed to bit.
24279 (SWITCH_FALSE): Likewise.
24280 (SWITCH_IGNORE): Likewise.
24281 (switchstr): Change live_cond to unsigned int.
24282 (process_command): Replace SWITCH_OK with 0.
24283 (do_self_spec): Likewise.
24284 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24285 (give_switch): Likewise.
24286 (used_arg): Likewise.
24287 (do_spec_1): Set the SWITCH_IGNORE bit.
24288 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24289 bits. Set the SWITCH_LIVE bit.
24291 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24293 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24295 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24297 PR tree-optimization/34472
24298 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24299 parameter to a "bool *" and set *DATA to false if there is
24300 an unsafe access. Do not delete the structure here.
24301 (check_cond_exprs): Delete it here instead.
24302 (check_cond_exprs, exclude_cold_structs): Do not increase
24303 I when removing a structure.
24305 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24308 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24309 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24311 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24313 PR middle-end/34934
24314 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24315 a fixed vector for stack.
24317 2008-01-24 Ben Elliston <bje@au.ibm.com>
24320 * doc/gcc.texi (Software development): Add a direntry for g++.
24322 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24324 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24325 stale and straggling -fforce-addr comments above.
24327 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24329 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24330 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24332 2008-01-23 Michael Matz <matz@suse.de>
24335 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24338 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24340 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24341 malloc result type.
24343 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24345 * config/avr/avr.c (avr_current_arch): New variable.
24346 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24347 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24348 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24349 (avr_override_options): Init 'avr_current_arch'.
24350 (base_arch_s): Move from here...
24351 * config/avr/avr.h (base_arch_s): ... here. Add new members
24352 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24353 'mega' to 'have_jmp_call'.
24354 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24355 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24357 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24359 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24360 MULTILIB_MATCHES): Ditto.
24362 2008-01-23 Richard Guenther <rguenther@suse.de>
24364 PR middle-end/31529
24365 * cgraphunit.c (cgraph_reset_node): Always mark the node
24366 not reachable if it is not queued already.
24368 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24370 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24371 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24372 (cputype_selected): New static variable.
24373 (bfin_handle_option): Set it if -mcpu is used.
24374 (override_option): Select default set of workarounds if no cpu type
24375 selected on the command line.
24376 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24378 From Michael Frysinger <michael.frysinger@analog.com>
24379 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24380 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24382 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24383 for bf547, bf523, bf524, and bf526.
24384 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24386 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24387 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24388 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24389 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24390 * doc/invoke.texi (Blackfin Options): Document that
24391 -mcpu now accept bf547, bf523, bf524, and bf526.
24393 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24395 PR rtl-optimization/34628
24396 * combine.c (try_combine): Stop and undo after the first combination
24397 if an autoincrement side-effect on the first insn has effectively
24400 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24403 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24404 Offset addresses are not valid for Altivec or paired float modes.
24406 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24409 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24410 if DECL_INITIAL (decl) is error_mark_node.
24413 * c-common.c (handle_vector_size_attribute): Only allow
24414 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24415 the same way as pointer, array etc. types.
24416 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24419 * tree.c (build_type_attribute_qual_variant): Call
24420 build_qualified_type if attributes are equal, but quals are not.
24422 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24425 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24426 * flags.h (warn_strict_aliasing): Remove.
24427 (warn_strict_overflow): Remove.
24428 * opts.c (warn_strict_aliasing): Remove.
24429 (warn_strict_overflow): Remove.
24430 * c-opts.c (c_common_handle_option): -Wall only sets
24431 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24432 (c_common_post_options): Give default values to -Wstrict-aliasing
24433 and -Wstrict-overflow if they are uninitialized.
24434 * common.opt (Wstrict-aliasing): Specify Var and Init.
24435 (Wstrict-overflow): Likewise.
24437 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24439 PR rtl-optimization/26854
24440 PR rtl-optimization/34400
24441 PR rtl-optimization/34884
24442 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24444 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24445 (df_rd_bb_info.expanded_lr_out): Deleted
24446 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24447 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24448 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24449 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24450 Removed code to allocate, initialize or free expanded_lr_out.
24451 (df_rd_bb_local_compute_process_def): Restructured to make more
24453 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24454 sets if the sets are being trimmed.
24456 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24459 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24460 (as_vers): Likewise.
24461 * configure: Regenerated.
24463 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24465 PR middle-end/33092
24466 * tree-pass.h (pass_build_alias): New pass.
24467 * tree-ssa-alias.c (gate_build_alias): New.
24468 (pass_build_alias): New.
24469 * passes.c (init_optimization_passes): Add pass_build_alias after
24470 pass_create_structure_vars.
24472 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24474 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24475 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24476 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24477 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24478 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24479 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24480 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24481 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24482 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24483 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24484 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24485 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24486 * config/s390/s390.md (FP_ALL): New mode iterator.
24487 (_d): New mode attribute.
24488 ("*signbit<mode>2>"): Changed mode of first operand.
24489 ("isinf<mode>2"): Changed mode of first operand.
24490 ("*TDC_insn"): Adaptation for DFP modes.
24492 2008-01-22 Ben Elliston <bje@au.ibm.com>
24494 * tree.c (check_qualified_type): Improve function description.
24496 2008-01-21 Jason Merrill <jason@redhat.com>
24499 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24500 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24503 2008-01-21 DJ Delorie <dj@redhat.com>
24505 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24508 2008-01-21 Richard Guenther <rguenther@suse.de>
24510 PR middle-end/34856
24511 * tree-cfg.c (verify_expr): Allow all invariant expressions
24512 instead of just constant class ones as reference argument.
24513 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24514 like any other constant.
24515 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24517 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24519 * regmove.c (fixup_match_1): Update call crossed frequencies.
24521 2008-01-21 Richard Guenther <rguenther@suse.de>
24524 * tree-inline.c (setup_one_parameter): Deal with mismatched
24525 types using a VIEW_CONVERT_EXPR.
24527 2008-01-21 Alon Dayan <alond@il.ibm.com>
24528 Olga Golovanevsky <olga@il.ibm.com>
24530 PR tree-optimization/34701
24531 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24532 when the structure size is not a power of 2.
24534 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24536 * doc/install.texi: Add doc for --enable-checking=df.
24538 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24540 PR rtl-optimization/34808
24541 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24543 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24545 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24548 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24550 PR rtl-optimization/26854
24551 PR rtl-optimization/34400
24552 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24554 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24555 (df_rd_bb_info.expanded_lr_out): New.
24556 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24557 * loop_iv.c (iv_analysis_loop_init): Ditto.
24558 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24559 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24560 Added code to allocate, initialize or free expanded_lr_out.
24561 (df_rd_bb_local_compute_process_def): Restructured to make
24562 more understandable.
24563 (df_rd_confluence_n): Add code to do nothing with fake edges and
24564 code to no apply invalidate_by_call sets if the sets are being trimmed.
24565 (df_lr_local_finalize): Renamed to df_lr_finalize.
24566 (df_live_local_finalize): Renamed to df_live_finalize.
24568 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24571 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24572 deciding whether to use reciprocal instructions.
24574 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24576 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24577 dwarf2out_note_section_used if cold_text_section is NULL.
24579 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24581 PR gcov-profile/34610
24582 * tree-cfg.c (make_edges): Mark both outgoing edges from
24583 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24584 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24585 from OMP_FOR and OMP_CONTINUE outgoing edges.
24587 * tree-profile.c (tree_profiling): Return early if
24588 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24590 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24591 from cfun to child_cfun.
24592 * function.h (struct function): Add after_tree_profile bit.
24594 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24596 * config/avr/avr.S (_exit): Disable interrupt.
24598 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24599 Steven Bosscher <stevenb.gcc@gmail.com>
24601 PR rtl-optimization/26854
24602 PR rtl-optimization/34400
24603 * df-problems.c (df_live_scratch): New scratch bitmap.
24604 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24605 (df_live_reset): Clear the proper bitmaps.
24606 (df_live_bb_local_compute): Only process the artificial defs once
24607 since the order is not important.
24608 (df_live_init): Init the df_live sets only with the variables
24609 found live by df_lr.
24610 (df_live_transfer_function): Use the df_lr sets to prune the
24611 df_live sets as they are being computed.
24612 (df_live_free): Free df_live_scratch.
24614 2008-01-18 Ian Lance Taylor <iant@google.com>
24616 * common.opt: Add fmerge-debug-strings.
24617 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24618 flag_merge_debug_strings rather than flag_merge_constants.
24619 * doc/invoke.texi (Option Summary): Mention
24620 -fmerge-debug-strings.
24621 (Debugging Options): Document -fmerge-debug-strings.
24623 2008-01-18 Ian Lance Taylor <iant@google.com>
24626 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24627 (struct tree_function_decl): Add new field operator_new_flag.
24628 * tree-inline.c (expand_call_inline): When inlining a call to
24629 operator new, force the return value to go into a variable, and
24630 set DECL_NO_TBAA_P on that variable.
24631 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24633 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24636 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24637 DWARF2_DEBUGGING_INFO.
24638 (dwarf2out_note_section_used): Ditto. Add prototype.
24639 (have_multiple_function_sections, text_section_used,
24640 cold_text_section_used, *cold_text_sections): Move declarations
24643 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24645 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24646 field and add signal_ra.
24647 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24648 assignments to frame state pc. Move end of stack check after
24649 MD_FALLBACK_FRAME_STATE_FOR.
24650 (uw_update_context_1): Use frame state signal_regs if set, instead
24651 of checking signal_frame flag.
24652 (uw_update_context): Use frame state signal_ra if set.
24653 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24654 * config/xtensa/linux-unwind.h: New file.
24656 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24658 * modulo-sched.c (get_sched_window): Fix comment typo.
24660 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24662 PR tree-optimization/34648
24663 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24665 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24667 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24668 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24670 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24672 PR rtl-optimization/34400
24673 * df-core.c (df_worklist_dataflow_overeager,
24674 df_worklist_dataflow_doublequeue): New functions.
24675 (df_worklist_dataflow): Two different worklist solvers.
24676 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24679 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24682 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24683 and ftree-parallelize-loops.
24685 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24687 PR rtl-optimization/34826
24688 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24690 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24692 * global.c (find_reg): Mark the eh regs as used if necessary.
24693 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24694 * ra.h (struct allocno): no_eh_reg field added. Changed
24695 no_stack_reg type to bitfield.
24697 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24699 * tree.c (substitute_in_expr): Add missing 'break'.
24701 2008-01-17 Richard Guenther <rguenther@suse.de>
24703 PR tree-optimization/34825
24704 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24705 x / x as division to handle.
24707 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24709 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24710 "-pthread" is specified.
24711 * pa-hpux11.h (LIB_SPEC): Likewise.
24713 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24714 Peter Bergner <bergner@vnet.ibm.com>
24716 PR rtl-optimization/33796
24717 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24719 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24721 PR libgfortran/34699
24722 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24724 * pa-hpux10.h (LINK_SPEC): Likewise.
24725 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24727 2008-01-16 Richard Guenther <rguenther@suse.de>
24729 PR middle-end/32628
24730 * fold-const.c (fold_convert_const_int_from_int): Do not
24731 set overflow if that occured only because of a sign extension
24732 change when converting from/to a sizetype with the same
24733 precision and signedness.
24735 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24738 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24739 location address to the correct place. Update copyright year.
24741 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24743 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24744 no dependences in the dependence_relations vector.
24746 2008-01-16 Jan Hubicka <jh@suse.cz>
24748 PR rtl-optimization/31396
24749 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24750 * cfg.c (dump_reg_info): Print it.
24751 * regs.h (struct reg_info_t): add freq_calls_crossed.
24752 (REG_FREQ_CALLS_CROSSED): New macro.
24753 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24754 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24755 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24756 regmove_optimize): Update call crossed frequencies.
24757 * local-alloc.c (struct qty): Add freq_calls_crossed.
24758 (alloc_qty): Copute freq_calls_crossed.
24759 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24760 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24761 * ra.h (struct allocno): Add freq_calls_crossed.
24763 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24765 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24766 libgomp when compiling with ftree-parallelize-loops.
24767 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24769 2008-01-16 Richard Guenther <rguenther@suse.de>
24771 PR tree-optimization/34769
24772 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24773 * tree.c (int_cst_value): Instead make this function more
24774 permissive in what it accepts as valid input. Document this
24775 function always sign-extends the value.
24777 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24778 Richard Guenther <rguenther@suse.de>
24781 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24782 (gimple_fold_indirect_ref_rhs): ... this.
24783 (gimple_fold_indirect_ref): New function with foldings
24784 that preserve lvalueness.
24785 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24786 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24787 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24788 to fold an INDIRECT_REF, fall back to the old use of
24789 fold_indirect_ref_1.
24791 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24793 * tree-data-ref.c (subscript_dependence_tester_1): Call
24794 free_conflict_function.
24795 (compute_self_dependence): Same.
24797 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24800 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24801 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24803 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24804 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24805 for DWARF2_UNWIND_INFO targets.
24807 2008-01-16 Richard Guenther <rguenther@suse.de>
24810 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24811 type qualifiers for function types.
24813 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24815 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24816 loop_iterator li from previous commit.
24818 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24820 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24822 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24824 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24825 (parallelize_loops): Don't parallelize irreducible components.
24827 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24830 * c-opts (c_common_post_options): Do not enable CPP
24831 flag_pedantic_errors by default.
24833 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24835 PR rtl-optimization/31944
24836 * cse.c (remove_pseudo_from_table): New function.
24837 (merge_equiv_classes): Use above function to remove pseudo-registers.
24838 (invalidate): Likewise.
24840 2008-01-13 Richard Guenther <rguenther@suse.de>
24842 PR middle-end/34601
24843 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24844 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24846 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24848 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24849 validate_change to unshare the source of the PC set.
24851 2008-01-12 Jan Hubicka <jh@suse.cz>
24853 PR middle-end/32135
24854 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24855 references above array bounds. This might trigger bounds checks for
24856 pointers to arrays.
24858 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24860 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24861 new_replaceable_dependencies.
24863 2008-01-12 Doug Kwan <dougkwan@google.com>
24865 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24866 instead of OPT_Wreturn_type in warning due to ignored return type
24868 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24869 options included in -Wextra.
24870 * c.opt: New option -Wignored_qualifiers.
24871 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24872 -Wignore_qualifiers.
24873 (-Wignored-qualifiers): Document.
24874 (-Wreturn-type): Remove description of functionality now handled
24875 by -Wignored-qualifiers.
24877 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24880 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24881 NOP_EXPR if it is between integral types with the same precision.
24883 2008-01-12 Jan Hubicka <jh@suse.cz>
24886 * invoke.texi (max-inline-recursive-depth): Fix default value.
24888 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24890 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24893 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24895 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24897 2008-01-11 James E. Wilson <wilson@specifix.com>
24900 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24902 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24904 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24905 save/restore frame pointer register and don't use 'call-prologues'
24906 optimization in function with "OS_task" attribute.
24908 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24910 PR middle-end/31309
24911 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24912 when copying to memory.
24914 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24916 PR rtl-optimization/30905
24917 * cfgcleanup.c: Include dce.h
24918 (crossjumps_occured): New global variable.
24919 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24920 If something changed, set crossjumps_occured to true.
24921 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24922 Don't add/remove fake edges to exit here...
24923 (cleanup_cfg): ...but do it here, when crossjumping.
24924 Run a fast DCE when successful crossjumps occured in the latest
24925 iteration of try_optimize_cfg.
24927 2008-01-11 Richard Guenther <rguenther@suse.de>
24929 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24930 (struct vn_unary_op_s): Likewise.
24931 (vn_reference_insert): Free old reference on hash collision.
24933 2008-01-10 Raksit Ashok <raksit@google.com>
24935 PR rtl-optimization/27971
24936 * combine.c (find_split_point): Split PLUS expressions which are
24937 inside a MEM rtx, and whose first operand is complex.
24939 2008-01-10 DJ Delorie <dj@redhat.com>
24941 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24942 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24943 (m32c_hard_regno_ok): Call the underlying function.
24945 2008-01-10 Richard Guenther <rguenther@suse.de>
24947 PR middle-end/34683
24948 * tree-cfg.c (tree_merge_blocks): Do not go through the
24949 full-blown folding and stmt updating path if we just deal
24950 with virtual operands.
24951 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24952 test for abnormal SSA_NAMEs.
24954 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24956 PR middle-end/34641
24957 * reload.c (push_reload): Add assertions. All constants from
24958 reg_equiv_constant should have been used for replacing the respective
24960 (find_reloads_address): Invoke find_reloads_address_part for
24961 constant taken from the reg_equiv_constant array.
24963 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24965 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24966 field (valnum) the first in the struct. Replace bools with
24969 2008-01-10 Richard Guenther <rguenther@suse.de>
24971 PR tree-optimization/34651
24972 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24973 types and ordering for masking and converting.
24975 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24977 PR tree-optimization/34017
24978 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24979 also for PHI_NODE expressions.
24981 2008-01-09 Jan Hubicka <jh@suse.cz>
24983 PR tree-optimization/34708
24984 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24985 based on number of case labels.
24986 (init_inline_once): Remove switch_cost.
24987 * tree-inline.h (eni_weights_d): Remove switch_cost.
24989 2008-01-09 Richard Guenther <rguenther@suse.de>
24990 Andrew Pinski <andrew_pinski@playstation.sony.com>
24992 PR middle-end/30132
24993 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24994 temporary if an rvalue is ok or an lvalue is not required.
24996 2008-01-09 Richard Guenther <rguenther@suse.de>
24998 PR middle-end/34458
24999 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25000 adjust return type.
25002 2008-01-09 Richard Guenther <rguenther@suse.de>
25004 PR middle-end/34679
25005 * tree.c (host_integerp): Check for sizetype only if the
25006 type is an integer type.
25008 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25011 * opts.c (decode_options): Disable inlining of functions called
25012 once if not in unit-at-a-time mode.
25014 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25016 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25018 2008-01-08 Richard Guenther <rguenther@suse.de>
25020 PR middle-end/31863
25021 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25022 out early if the result will be unused.
25024 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25029 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25030 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25033 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25035 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25036 for vectorization tuned.
25038 2008-01-08 Richard Guenther <rguenther@suse.de>
25040 PR tree-optimization/34683
25041 * tree-ssa-operands.c (operand_build_cmp): Export.
25042 * tree-ssa-operands.h (operand_build_cmp): Declare.
25043 * tree-vn.c (vuses_compare): Remove.
25044 (sort_vuses): Use operand_build_cmp.
25045 (sort_vuses_heap): Likewise.
25046 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25047 to re-use old VEC if available. Do not sort already sorted VUSEs.
25048 (vdefs_to_vec): Do not sort already sorted VDEFs.
25050 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25052 PR middle-end/34694
25053 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25055 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25058 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25059 limitations of reciprocal sequences on x86 targets.
25061 2008-01-08 Richard Guenther <rguenther@suse.de>
25063 PR tree-optimization/34683
25064 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25066 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25069 * config/darwin.c (darwin_mergeable_string_section): Don't use
25070 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25072 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25075 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25076 negxf2. Macroize expander using X87MODEF mode iterator. Change
25077 predicates of op0 and op1 to register_operand.
25078 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25079 expander using X87MODEF mode iterator. Change predicates of
25080 op0 and op1 to register_operand.
25081 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25082 corresponding patterns and macroize using MODEF macro. Change
25083 predicates of op0 and op1 to register_operand and remove
25084 "m" constraint. Disparage "r" alternative with "!".
25085 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25086 macroize using X87MODEF macro. Change predicates of op0 and op1
25087 to register_operand and remove "m" constraint. Disparage "r"
25088 alternative with "!".
25089 (absneg splitter with memory operands): Remove.
25090 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25091 patterns and macroize using X87MODEF mode iterator.
25092 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25093 Change predicate of op1 to register_operand.
25094 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25095 for memory operands.
25097 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25099 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25101 2008-01-07 Richard Guenther <rguenther@suse.de>
25103 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25106 2008-01-07 Richard Guenther <rguenther@suse.de>
25108 PR tree-optimization/34683
25109 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25110 VOPs of the needed size to save memory. Use VEC_quick_push
25111 to save compile-time.
25112 (vdefs_to_vec): Likewise.
25114 2008-01-07 Sa Liu <saliu@de.ibm.com>
25116 * config/spu/spu.md (divdf3): Genetate inline code for double
25117 division. The implementation doesn't handle INF or NAN, therefore it
25118 only applies when -ffinite-math-only is given.
25120 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25123 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25124 * doc/cpp.texi ([Common Predefined Macros]): Document.
25126 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25128 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25129 order to use commutative addition instead of subtraction.
25131 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25132 Mircea Namolaru <namolaru@il.ibm.com>
25133 Vladimir Yanovsky <yanov@il.ibm.com>
25134 Revital Eres <eres@il.ibm.com>
25136 PR tree-optimization/34263
25137 * tree-outof-ssa.c (process_single_block_loop_latch,
25138 contains_tree_r): New functions.
25139 (analyze_edges_for_bb): Call process_single_block_loop_latch
25140 function to empty single-basic-block latch block if possible.
25142 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25144 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25146 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25148 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25150 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25152 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25154 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25156 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25158 PR tree-optimization/34618
25159 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25162 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25165 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25166 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25167 Update copyright year.
25169 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25170 Update copyright year.
25171 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25174 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25176 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25177 edge does not point to current bb before changing need_assert.
25179 2008-01-04 Richard Guenther <rguenther@suse.de>
25181 PR middle-end/34029
25182 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25183 for verifying purposes if they are is_gimple_min_invariant.
25185 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25187 PR tree-optimization/34448
25188 PR tree-optimization/34465
25189 * gimplify.c (gimplify_init_constructor): Add new parameter
25190 notify_temp_creation. Use it.
25191 (gimplify_modify_expr_rhs): Take volatiles into account when
25192 optimizing constructors.
25193 Do not optimize constructors if gimplify_init_constructor will dump to
25195 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25196 * gcc.c-torture/compile/pr34448.c: New.
25198 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25200 PR gcov-profile/34609
25201 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25202 return_slot if result is TREE_ADDRESSABLE.
25204 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25206 * config/mips/mips.md (sqrt_condition): Tweak comment.
25207 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25209 2008-01-03 Tom Tromey <tromey@redhat.com>
25212 * c-common.c (c_type_hash): Handle VLAs.
25214 2008-01-03 Jan Hubicka <jh@suse.cz>
25216 PR tree-optimization/31081
25217 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25218 0 when inlining and not inlining to first basic block.
25219 (remap_decl): When var is initialized to 0, don't set default_def.
25220 (expand_call_inline): Set entry_bb.
25221 * tree-inline.h (copy_body_data): Add entry_bb.
25223 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25226 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25229 PR tree-optimization/29484
25230 * tree-inline.c (inline_forbidden_p_2): New function.
25231 (inline_forbidden_p): Disallow inlining if some static var
25232 has an address of a local LABEL_DECL in its initializer.
25233 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25236 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25238 PR tree-optimization/34635
25239 * tree-data-ref.c (add_other_self_distances): Make sure that the
25240 evolution step is constant.
25242 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25244 PR middle-end/34608
25245 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25247 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25249 * tree-sra.c (scalarize_init): Insert the generate_element_init
25250 statements after the generate_element_zero statements.
25252 2008-01-02 Richard Guenther <rguenther@suse.de>
25254 PR middle-end/34093
25255 PR middle-end/31976
25256 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25257 for very large number of operands instead of ICEing.
25259 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25262 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25263 while stack probing.
25265 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25267 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25270 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25272 PR libmudflap/26442
25273 * tree-mudflap.c (mx_register_decls): Guard warning by
25274 !DECL_ARTIFICIAL check.
25276 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25278 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25279 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25280 sse5_perm<mode>): Fix constraints.