1 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
4 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
5 sure that ref has valid bb.
7 2008-10-12 Richard Henderson <rth@redhat.com>
10 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
11 * alias.c (value_addr_p, stack_addr_p): Remove.
12 (nonoverlapping_memrefs_p): Remove IRA special case.
13 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
14 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
15 * reload1.c (alter_reg): Use it.
17 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
19 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
20 of registers instead of eax, ebx, ecx and edx. Use for loop
21 and check register for non-zero value before the call
22 to decode_caches_intel.
24 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
26 PR rtl-optimization/37448
27 * df.h: (df_ref_class): New enum.
28 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
29 (struct df_ref): Replaced with union df_ref_d.
30 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
31 New members of df_ref_d union.
32 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
33 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
34 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
35 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
36 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
37 DF_REF_EXTRACT_MODE): Replaced definition to access union
39 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
40 (df_scan_bb_info, df_bb_regno_first_def_find,
41 df_bb_regno_last_def_find, df_find_def, df_find_use,
42 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
43 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
44 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
45 df_get_artificial_defs, df_get_artificial_uses, union_defs)
46 Replaced struct df_ref * with df_ref.
47 * df-scan.c (df_collection_rec, df_null_ref_rec,
48 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
49 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
50 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
51 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
52 df_reorganize_refs_by_reg_by_reg,
53 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
54 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
55 df_sort_and_compress_refs, df_install_ref, df_install_refs,
56 df_ref_record, df_get_conditional_uses, df_get_call_refs,
57 df_bb_refs_record, df_exit_block_uses_collect,
58 df_record_exit_block_uses, df_reg_chain_mark,
59 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
61 (df_ref_record, df_uses_record, df_ref_create_structure): Added
62 df_ref_class parameter.
63 (df_scan_problem_data): Added new pools for different types of
65 (df_scan_free_internal, df_scan_alloc, df_free_ref,
66 df_ref_create_structure): Processed new ref pools.
67 (df_scan_start_dump): Added counts of refs and insns.
68 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
69 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
70 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
71 code to pass df_ref_class down to ref creation functions.
72 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
73 df_reg_chain_mark): Use macros to hide references to df_refs.
74 (df_ref_chain_change_bb): Removed.
75 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
76 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
77 Enhanced to understand df_ref union structure.
78 * fwprop.c (local_ref_killed_between_p, use_killed_between,
79 all_uses_available_at, update_df, try_fwprop_subst,
80 forward_propagate_subreg, forward_propagate_and_simplify,
81 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
83 (use_killed_between, all_uses_available_at): Use macros to hide
84 references to df_refs.
85 * regstat.c (regstat_bb_compute_ri,
86 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
88 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
89 see_handle_relevant_refs, see_analyze_one_def,
90 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
91 struct df_ref * with df_ref.
92 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
93 global_conflicts): Replaced struct df_ref * with df_ref.
94 * ddg.c (create_ddg_dep_from_intra_loop_link,
95 add_cross_iteration_register_deps, build_inter_loop_deps):
96 Replaced struct df_ref * with df_ref.
97 (create_ddg_dep_from_intra_loop_link,
98 add_cross_iteration_register_deps): Use macros to hide references
100 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
101 df_ref * with df_ref.
102 * df-core.c (df_bb_regno_first_def_find,
103 df_bb_regno_last_def_find, df_find_def, df_find_use,
104 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
105 debug_df_ref): Replaced struct df_ref * with df_ref.
106 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
107 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
109 * web.c (union_defs, entry_register, replace_ref, web_main):
110 Replaced struct df_ref * with df_ref.
111 (union_defs, replace_ref): Use macros to hide references to df_refs.
112 * global.c (compute_regs_asm_clobbered, build_insn_chain):
113 Replaced struct df_ref * with df_ref.
114 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
115 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
116 Replaced struct df_ref * with df_ref.
117 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
118 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
120 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
121 * df-byte-scan.c (df_compute_accessed_bytes_extract,
122 df_compute_accessed_bytes_strict_low_part,
123 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
124 Replaced struct df_ref * with df_ref.
125 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
126 * init-regs.c (initialize_uninitialized_regs): Replaced struct
127 df_ref * with df_ref.
128 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
129 check_dependency, check_dependencies, record_uses): Replaced
130 struct df_ref * with df_ref.
131 (invariant_for_use, check_dependency): Use macros to hide
132 references to df_refs.
133 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
134 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
135 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
136 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
137 references to df_refs.
138 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
140 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
141 * df-problems.c (df_rd_bb_local_compute_process_def,
142 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
143 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
144 df_chain_remove_problem, df_chain_create_bb_process_use,
145 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
146 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
147 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
148 df_byte_lr_simulate_artificial_refs_at_top,
149 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
150 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
151 df_simulate_uses, df_simulate_artificial_refs_at_end,
152 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
154 (df_chain_dump): Use macros to hide references to df_refs.
155 * config/mips/mips.c (r10k_simplify_address): Replaced struct
156 df_ref * with df_ref.
157 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
158 mark_artificial_uses, mark_reg_dependencies,
159 byte_dce_process_block): Replaced struct df_ref * with df_ref.
161 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
163 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
165 (array_ref_element_size): Likewise.
166 (array_ref_low_bound): Likewise.
167 (array_ref_up_bound): Likewise.
168 * expr.c (contains_packed_reference): Likewise.
169 (array_ref_element_size): Likewise.
170 (array_ref_low_bound): Likewise.
171 (array_ref_up_bound): Likewise.
172 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
173 with ARRAY_RANGE_REF.
174 (idx_find_step): Likewise.
175 (idx_record_use): Likewise.
176 (strip_offset_1): Likewise.
177 (idx_remove_ssa_names): Likewise.
179 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
180 Andi Kleen <ak@linux.intel.com>
182 * config/i386/cpuid.h (__cpuid_count): New defines.
183 * config/i386/driver-i386.c (struct cache_desc): New structure.
184 (describe_cache): Use struct cache_desc to pass cache descriptions.
185 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
186 (detect_caches_amd): Use struct cache_desc to describe caches.
187 (decode_caches_intel): Use struct cache_desc to pass cache
188 descriptions. Update descriptions to match latest (rev -032,
189 December 2007) CPUID documentation. Do not check valid bit here.
190 Check for Xeon MP value 0x49 problems.
191 (detect_caches_cpuid2): New function, split from detect_caches_intel.
192 Check valid bit before calling decode_caches_intel. Detect number
193 of times to repeat CPUID instruction.
194 (detect_caches_cpuid4): New function.
195 (detect_caches_intel): Depending on max_level, call
196 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
197 only when other methods fail to provide valid L2 cache description.
199 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
202 * pa.md (call, call_value): Generate an rtx for register r4 and pass
203 it to PIC call patterns.
204 (call_symref_pic): Revise pattern to expose PIC register save. Remove
205 code generation and attributes from pattern. Change peephole2 to split
206 for noreturn case. Revise split pattern for non noreturn case.
207 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
208 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
209 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
212 2008-10-11 David Edelsohn <edelsohn@gnu.org>
214 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
215 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
217 (divdf3): Reformat long line.
219 2008-10-11 Michael J. Eager <eager@eagercon.com>
221 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
223 (rs6000_handle_option): Process -mfpu options.
224 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
225 (enum fpu_type_t): New.
226 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
227 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
229 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
230 (floatdidf2): Add TARGET_SINGLE_FPU condition.
231 * config/rs6000/rs6000.opt (-mfpu): New.
233 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
234 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
235 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
236 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
237 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
239 2008-10-11 Jakub Jelinek <jakub@redhat.com>
242 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
243 LO_SUM on Darwin if mode has just one unit.
245 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
248 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
249 has been optimized out.
251 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
253 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
254 instead of PIC_DIRECT_ADDR_P.
255 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
256 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
257 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
258 (PIC_OFFSET_P): Rename to...
259 (PCREL_SYMOFF_P): ...this.
260 (PIC_DIRECT_ADDR_P): Delete.
261 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
263 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
264 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
265 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
266 * config/sh/sh.c (print_operand): Remove CONST handling.
267 (unspec_caller_rtx_p): Rewrite to use split_const and check
268 the operands of UNSPEC bases.
269 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
270 with (unspec [A B] UNSPEC_SYMOFF).
271 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
273 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
274 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
275 (UNSPEC_EXTRACT_U16): Likewise.
276 (UNSPEC_SYMOFF): Likewise.
277 (UNSPEC_PCREL_SYMOFF): Likewise.
278 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
280 (movsi_const_16bit): Likewise.
281 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
282 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
283 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
284 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
285 with (unspec [A B] UNSPEC_SYMOFF).
286 (symPLT_label2reg): Replace (minus A (minus B pc)) with
287 (unspec [A B] PCREL_UNSPEC_SYMOFF).
288 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
289 (Csu): Likewise UNSPEC_EXTRACT_U16.
290 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
291 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
293 2008-10-10 Stepan Kasal <skasal@redhat.com>
295 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
296 for loop strip mining and loop blocking.
298 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
300 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
301 vary types depending on debug info.
303 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
305 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
306 before ensuring it's already computed.
308 2008-10-09 Jakub Jelinek <jakub@redhat.com>
310 * rtl.h (locator_eq): New decl.
311 * cfglayout.c (locator_scope): New function.
312 (insn_scope): Use it.
313 (locator_eq): New function.
314 (fixup_reorder_chain): Search for last insn in src bb
315 that has locator set or first insn in dest bb. Use
316 locator_eq instead of == to compare locators.
317 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
318 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
319 == to compare locators.
321 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
323 * gimple-low.c (lower_function_body, lower_gimple_return,
324 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
325 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
326 goto_block on edges if goto_locus is known.
329 * tree.h (get_object_alignment): Declare.
330 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
331 get_object_alignment if needed.
332 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
334 (get_object_alignment): ... here. New function. Try harder to
335 determine alignment from get_inner_reference returned offset.
337 2008-10-08 Jakub Jelinek <jakub@redhat.com>
339 * graphite.c (gloog): Don't call find_unreachable_blocks
340 before delte_unreachable_blocks.
342 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
343 goto_locus of true_edge into RTL locator.
345 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
347 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
348 (*jcc_btdi_mask_rex64): Ditto.
350 (*jcc_btsi_mask): Ditto.
351 (*jcc_btsi_1): Ditto.
352 (*jcc_btsi_mask_1): Ditto.
354 2008-10-08 Paul Brook <paul@codesourcery.com>
356 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
357 compatible profiler (__gnu_mcount_nc).
358 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
360 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
362 * config/i386/i386.c (initial_ix86_tune_features): Add
363 X86_TUNE_USE_VECTOR_FP_CONVERTS.
364 * config/i386/i386.h (ix86_tune_indices): Likewise.
365 (TARGET_USE_VECTOR_FP_CONVERTS): New.
367 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
368 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
369 for FP to FP splitters.
371 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
373 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
376 2008-10-08 Jakub Jelinek <jakub@redhat.com>
380 PR rtl-optimization/37341
381 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
382 to ORIG_BB, pass through ORIG_BB recursively.
383 (cse_condition_code_reg): Adjust caller.
385 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
387 * sdbout.c (sdbout_one_type): Treat the value type
388 CONST_DECL for enumerals.
390 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
392 * config/i386/i386.md: Remove trailing white spaces.
394 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
396 PR rtl-optimization/37448
397 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
398 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
400 (struct output_info) [count]: Renamed total_created and made
402 (struct output_info) [size]: Renamed total_allocated and made
404 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
405 Properly keep track of desc->size.
406 (print_statistics, dump_alloc_pool_statistics): Enhance the
407 printing of statistics to print the number of elements and to use
410 2008-10-07 Jakub Jelinek <jakub@redhat.com>
413 * opts.h (CL_SAVE): Move up to flags range.
414 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
415 CL_COMMON): Renumber.
416 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
417 * opts.c (common_handle_option): Revert last change.
419 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
421 * config/i386/i386-protos.h (ix86_schedule): New.
423 * config/i386/i386.c (ix86_schedule): New.
424 (override_options): Add schedule to processor_alias_table. Set
425 ix86_schedule from the schedule field in processor_alias_table.
426 (ix86_function_specific_save): Save ix86_schedule.
427 (ix86_function_specific_restore): Restore ix86_schedule.
429 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
430 ix86_tune. Add none and remove i386, i486, pentium4, nocona
433 * config/i386/i386.opt: Add schedule.
435 * config/i386/ppro.md: Remove generic32.
437 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
440 * expr.c (count_type_elements): Handle ERROR_MARK.
442 2008-10-07 Jakub Jelinek <jakub@redhat.com>
447 * basic-block.h (struct edge_def): Add goto_block field.
448 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
449 one insn with locus corresponding to edge's goto_locus if !optimize.
450 * profile.c (branch_prob): Copy edge's goto_block.
451 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
453 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
454 locator in between the merged basic blocks if !optimize and needed.
455 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
456 goto_locus into RTL locator. For unconditional jump use that
457 locator for the jump insn.
458 (expand_gimple_cond): Convert goto_block and goto_locus into
459 RTL locator for all remaining edges. For unconditional jump
460 use that locator for the jump insn.
461 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
462 there is more than one edge or insn locator along the forwarding
463 edges and !optimize. If there is just one, set e->goto_locus.
464 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
466 (move_block_to_fn): Adjust edge's goto_block.
468 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
471 * expmed.c (expand_mult): Properly check DImode constant in
474 2008-10-07 Jakub Jelinek <jakub@redhat.com>
477 * dwarf2out.c (common_block_die_table): New variable.
478 (common_block_die_table_hash, common_block_die_table_eq): New
480 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
481 COMMON block in the current scope rather than globally. Optimize
482 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
483 DW_OP_addr SYMBOL_REF+off.
485 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
487 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
488 Return true for non-addressable GIMPLE operands.
490 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
493 * config/i386/i386.c (initial_ix86_tune_features): Remove
494 X86_TUNE_USE_BIT_TEST.
495 * config/i386/i386.h (ix86_tune_indices): Likewise.
496 (TARGET_USE_BIT_TEST): Removed.
498 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
500 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
502 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
504 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
505 (mul<mode>3_mul3): ... into this new template.
507 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
509 * gimplify.c (gimplify_arg): Add location argument. Use it.
510 (gimplify_call_expr): Pass location to gimplify_arg.
511 (gimplify_modify_expr_to_memcpy): Same.
512 (gimplify_modify_expr_to_memset): Same.
514 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
516 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
517 Update calls to build_unary_op and build_indirect_ref for location
520 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
523 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
524 * c-typeck.c (array_to_pointer_conversion): Pass location to
526 (function_to_pointer_conversion): Use error_at and warning_at.
527 (build_indirect_ref): Same.
528 (build_array_ref): Pass location to build_binary_op.
529 (parser_build_unary_op): Do not set location after calling
531 (build_unary_op): Add location argument. Use it throughout. Set
532 EXPR_LOCATION before returning new tree.
533 (build_modify_expr): Same.
534 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
536 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
537 build_indirect_ref, build_modify_expr.
538 (c_finish_omp_for): Same. Use error_at instead of error.
539 * c-common.c (c_common_truthvalue_conversion): Pass location to
541 (warn_for_div_by_zero): Add location argument.
542 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
543 build_unary_op, warn_for_div_by_zero.
544 * c-parser.c (c_parser_typeof_specifier): Use
545 protected_set_expr_location.
546 (c_parser_statement_after_labels): Same.
547 (c_parser_condition): Same.
548 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
549 (c_parser_conditional_expression): Use protected_set_expr_location.
550 (c_parser_unary_expression): Pass location to build_indirect_ref.
551 (c_parser_postfix_expression_after_primary): Pass location to
552 build_indirect_ref, build_unary_op.
553 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
555 2008-10-06 Joshua Kinard <kumba@gentoo.org>
557 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
558 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
559 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
561 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
562 (mips_issue_rate): Handle PROCESSOR_R10000.
563 * config/mips/mips.md (cpu): Add r10000.
565 * config/mips/10000.md: New file.
567 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
569 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
570 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
571 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
573 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
575 * config/darwin-protos.h (machopic_function_base_name): Delete.
576 (machopic_function_base_sym): Likewise.
577 (machopic_gen_offset): Declare.
578 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
579 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
580 * config/darwin.c (machopic_function_base_name): Delete.
581 (machopic_function_base_sym): Likewise.
582 (gen_pic_offset): Rename to...
583 (machopic_gen_offset): ...this and remove the pic_base argument.
584 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
585 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
586 crtl->uses_pic_offset_table.
587 (machopic_indirect_data_reference): Use new machopic_gen_offset
589 (machopic_legitimize_pic_address): Likewise.
590 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
592 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
593 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
594 * config/i386/i386.c (output_set_got): Likewise.
595 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
597 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
598 (legitimate_address_p): Likewise.
599 (output_pic_addr_const): Likewise.
600 (output_addr_const_extra): Likewise.
601 (ix86_delegitimize_address): Expect darwin_local_data_pic to
602 match an UNSPEC rather than a MINUS.
603 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
604 (builtin_setjmp_receiver): Use machopic_gen_offset.
605 * config/i386/predicates.md (pic_symbolic_operand): Handle
606 UNSPEC_MACHOPIC_OFFSET.
608 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
609 Use machopic_gen_offset and machopic_operand_p.
610 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
611 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
612 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
613 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
614 Set crtl->uses_pic_offset_table.
616 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
618 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
620 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
621 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
622 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
623 (constant_pool_expr_p): Use split_const and check the base.
624 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
626 (legitimate_constant_pool_address_p): Check toc_relative_p
627 instead of constant_pool_expr_p.
628 (print_operand_address): Always use output_addr_const for
629 constant pool addresses.
630 (rs6000_output_addr_const_extra): New function.
631 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
633 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
637 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
638 (mark_ref_live, mark_ref_dead): Use them.
639 (def_conflicts_with_inputs_p): Remove.
640 (mark_early_clobbers): New function.
641 (process_bb_node_lives): Call preprocess_constraints and
644 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
646 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
648 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
649 lib with -mthread switch.
651 2008-10-05 Dodji Seketeli <dodji@redhat.com>
654 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
655 function in two, making it call a new and reusable
656 dwarf2out_imported_module_or_decl() that takes the containing
657 BLOCK of the declaration in argument.
658 (dwarf2out_imported_module_or_decl_real): New function.
659 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
660 IMPORTED_DECL in account.
661 * tree.def: Added IMPORTED_DECL node type.
662 * tree.h: Added accessors for IMPORTED_DECL nodes.
663 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
665 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
667 * doc/gimple.texi: Fix some typos, wrap some long lines,
668 fix some broken wraps with continuations.
669 * tree-ssa-reassoc.c: Fix comment typos.
671 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
674 * pa.c (legitimize_pic_address): Force function labels to memory in
677 2008-10-04 Anton Blanchard <anton@samba.org>
679 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
680 (rs6000_split_atomic_op): Same.
681 (rs6000_split_compare_and_swap): Same.
682 (rs6000_split_compare_and_swapqhi): Same.
684 2008-10-04 Richard Guenther <rguenther@suse.de>
686 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
687 instead of pointer equality.
688 (vn_nary_op_eq): Likewise.
690 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
692 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
694 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
695 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
697 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
699 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
700 Revert previous change.
702 2008-10-03 Tom Tromey <tromey@redhat.com>
704 * stringpool.c (ggc_alloc_string): Terminate string.
706 2008-10-03 Jakub Jelinek <jakub@redhat.com>
708 * gimplify.c (gimplify_function_tree): For -finstrument-functions
709 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
710 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
713 * gimplify.c (declare_vars): Use gimple_bind_block instead of
716 2008-10-03 Pascal Obry <obry@adacore.com>
718 * gcov.c (create_file_names): Properly handle UNIX and DOS
719 directory separators.
720 (make_gcov_file_name): Likewise + convert the ':' DOS drive
721 separator to '~' to ensure clean filenames on Windows.
723 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
725 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
726 Add a null terminator to the stripped name.
728 2008-10-02 David Edelsohn <edelsohn@gnu.org>
730 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
731 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
732 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
733 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
734 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
735 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
738 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
740 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
742 2008-10-02 Richard Guenther <rguenther@suse.de>
745 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
746 and VECTOR_TYPE recurse with useless_type_conversion_p which
747 properly handles void pointer conversion.
749 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
752 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
753 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
755 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
757 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
758 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
759 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
760 they translate to non builtins.
761 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
762 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
763 __builtin_vec_promote, __builtin_vec_extract, and
764 __builtin_vec_insert.
765 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
766 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
767 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
768 * config/rs6000/altivec.h (vec_extract): Define
769 (vec_insert): Define.
770 (vec_splats): Define.
771 (vec_promote): Define.
773 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
774 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
775 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
777 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
779 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
780 prototype. Add new parameter, blk.
781 Use BLKmode for the MEM if blk is true.
782 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
783 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
784 ALTIVEC_BUILTIN_STVRXL.
785 Update usage of altivec_expand_lv_builtin.
786 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
787 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
788 (altivec_init_builtins): If compiling for the Cell, also define the
790 * config/rs6000/rs6000.h (rs6000_builtins): Define
791 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
792 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
793 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
794 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
795 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
796 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
797 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
798 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
799 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
800 UNSPEC_STVRX, and UNSPEC_STVRXL.
801 (altivec_lvlx): New pattern.
802 (altivec_lvlxl): New pattern.
803 (altivec_lvrx): New pattern.
804 (altivec_lvrxl): New pattern.
805 (altivec_stvlx): New pattern.
806 (altivec_stvlxl): New pattern.
807 (altivec_stvrx): New pattern.
808 (altivec_stvrxl): New pattern.
809 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
810 (vec_lvlxl): Likewise.
811 (vec_lvrx): Define if PPU is defined.
812 (vec_lvrxl): Likewise.
813 (vec_stvlx): Define if PPU is defined.
814 (vec_stvlxl): Likewise.
815 (vec_stvrx): Define if PPU is defined.
816 (vec_stvrxl): Likewise.
818 2008-10-01 Geert Bosch <bosch@adacore.com>
820 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
822 2008-10-01 Richard Guenther <rguenther@suse.de>
824 PR tree-optimization/37617
825 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
826 do not add to the NEW_SETS.
828 2008-10-01 Richard Guenther <rguenther@suse.de>
831 * tree-vrp.c (execute_vrp): If we optimized away the default
832 case make sure to promote the label that got in place of it
833 to a default case label.
835 2008-10-01 Richard Henderson <rth@redhat.com>
838 * tree-complex.c (set_component_ssa_name): Don't optimize
839 is_gimple_min_invariant values with ssa_names in abnormal phis.
841 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
843 PR tree-optimization/37662
844 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
845 commutative binary operation if they are in the wrong order and
846 fold_build2 produces non-GIMPLE.
848 2008-09-30 Jakub Jelinek <jakub@redhat.com>
850 PR tree-optimization/37662
851 PR tree-optimization/37663
852 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
853 get_value_range with non-SSA_NAME. Don't assert operands have been
854 folded, instead just bail out.
856 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
858 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
860 2008-09-30 Richard Guenther <rguenther@suse.de>
863 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
864 build restrict-qualified pointers.
865 (vectorizable_store): Move alias check later.
866 (vectorizable_load): Likewise.
868 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
870 * c-common.c (empty_if_body_warning): Remove.
871 * c-common.h (empty_if_body_warning): Remove.
872 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
873 here the -Wempty-body warning for `if' and `else' statements.
874 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
876 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
878 * config/i386/i386.opt: Add msse2avx.
880 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
881 * config/i386/linux64.h (ASM_SPEC): Likewise.
883 * doc/invoke.texi: Document -msse2avx.
885 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
887 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
889 2008-09-29 Joseph Myers <joseph@codesourcery.com>
891 * ifcvt.c (noce_emit_store_flag): If using condition from original
892 jump, reverse it if if_info->cond was reversed.
894 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
896 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
897 non-constant memory if it cannot be forced to constant memory.
898 Overhaul surrounding code and factor out common condition.
900 2008-09-29 Jeff Law <law@redhat.com>
902 * reload1.c (alter_reg): Add missing curly braces.
904 2008-09-29 Michael J. Eager <eager@eagercon.com>
906 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
908 * config/rs6000/rs6000.c (rs6000_override_options): Move
909 rs6000_init_hard_regno_mode_ok after all options changed.
910 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
911 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
912 -msimple-fpu flags. Add warning messages if single FP not configured.
913 (rs6000_file_start): Output gnu_attribute for single-float.
914 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
915 (rs6000_legitimize_address): Likewise.
916 (rs6000_legitimize_reload_address): Likewise.
917 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
919 (function_arg_advance): Likewise (partial conversion).
920 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
921 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
923 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
924 (rs6000_emit_prologue): Likewise.
925 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
927 (rs6000_libcall_value): Likewise.
928 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
929 (TARGET_DOUBLE_FLOAT): New default to 1
930 (TARGET_SIMPLE_FPU): New default to 0
931 (TARGET_SINGLE_FPU): New default to 0
932 (TARGET_SINGLE_FLOAT_MODE): New.
933 (TARGET_DOUBLE_FLOAT_MODE): New.
934 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
935 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
937 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
938 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
939 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
940 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
941 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
942 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
943 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
944 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
945 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
946 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
947 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
948 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
949 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
950 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
951 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
952 cmptf_internal1, *cmptf_internal2): Condition on
954 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
955 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
956 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
957 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
958 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
959 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
961 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
962 * config/rs6000/rs6000.opt (-msingle-float): New.
963 (-mdouble-float): New.
965 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
966 -msingle-float, -mdouble-float, -msimple-fpu options.
967 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
968 _SOFT_DOUBLE for -msingle-float.
969 * config.gcc: New config for target=powerpc-xilinx-eabi.
971 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
973 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
975 (new_scop): Take entry and exit edge to define new SCoP.
976 (sd_region_p): New structure used during SCoP detection.
977 (move_scops): Delete.
978 (move_sd_regions): New.
979 (scopdet_info): Change the definition from edges back to basic_blocks.
980 (scopdet_edge_info): Work on basic_blocks and rename to
981 scopdet_basic_block_info.
982 (split_difficult_bb): At the moment removed. We should later
983 add it at another place.
984 (build_scops_1): Work on basic_blocks.
985 (bb_in_sd_region): New.
986 (find_single_entry_edge): New.
987 (find_single_exit_edge): New.
988 (create_single_entry_edge): New.
989 (sd_region_without_exit): New.
990 (create_single_exit_edge): New.
991 (unmark_exit_edges): New.
992 (mark_exit_edges): New.
993 (create_sese_edges): New.
994 (build_graphite_scops): New.
995 (build_scops): Make SCoPs SESE.
996 (limit_scops): Use the new functions.
998 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1000 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1002 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1005 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1006 address to a register before taking the lower part.
1008 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1010 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1013 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1014 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1017 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1018 the newly created variable.
1019 Create a VECTOR_CST of all 1s for vector types.
1021 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1024 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1026 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1028 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1029 order to convert between modes.
1030 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1032 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1034 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1037 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1040 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1044 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1046 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1047 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
1048 them to yield false with MIPS16.
1050 2008-09-26 Jakub Jelinek <jakub@redhat.com>
1053 * dwarf2out.c (tls_mem_loc_descriptor): New function.
1054 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
1055 mem_loc_descriptor failed. Accept UNSPEC.
1056 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
1057 fail if one of the loc_descriptor calls for pieces failed.
1058 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
1059 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
1060 if loc_descriptor_from_tree_1 on offset failed.
1063 * opts.c (common_handle_option): Don't call print_specific_help with
1064 CL_SAVE as first argument.
1066 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
1067 Steve Ellcey <sje@cup.hp.com>
1069 * configure: Regenerate for new libtool.
1070 * aclocal.m4: Ditto.
1072 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
1074 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
1075 alias set on MEM when saving stack pointer.
1076 * config/rs6000/rs6000.md (allocate_stack): Likewise
1078 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
1080 PR tree-optimization/37574
1081 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
1082 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
1083 instead of vector_type for constants. Take computation out of loop.
1084 (vect_get_vec_def_for_operand): Use only vectype for constant case,
1085 and use only vector_type for invariant case.
1086 (get_initial_def_for_reduction): Use vectype instead of vector_type.
1088 2008-09-25 Jakub Jelinek <jakub@redhat.com>
1091 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
1092 the decl is a VAR_DECL or FUNCTION_DECL.
1094 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1097 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1098 (mark_ref_live, mark_ref_dead): Use them.
1099 (def_conflicts_with_inputs_p): Remove.
1100 (mark_early_clobbers): New function.
1101 (process_bb_node_lives): Call preprocess_constraints and
1102 mark_early_clobbers.
1104 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
1106 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1109 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
1110 (ira_compress_allocno_live_ranges): New prototype.
1112 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
1113 (coalesced_allocnos_living_at_program_points): New.
1114 (coalesced_allocnos_live_at_points_p,
1115 set_coalesced_allocnos_live_points): New functions.
1116 (coalesce_spill_slots): Rewrite.
1118 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
1119 ira_compress_allocno_live_ranges): New functions.
1121 * ira-build.c (ira_flattening): Call
1122 ira_compress_allocno_live_ranges.
1125 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
1127 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
1130 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
1132 * combine.c (make_compound_operation): Handle the 'E' format.
1133 (count_rtxs): Likewise.
1134 (update_table_tick): Likewise.
1135 (get_last_value_validate): Likewise.
1137 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
1139 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
1141 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
1143 * matrix-reorg.c (transform_allocation_sites): Initializers
1144 added to avoid the warning.
1146 2008-09-25 Martin Jambor <mjambor@suse.cz>
1148 * cgraph.c (free_nodes): New variable.
1149 (NEXT_FREE_NODE): New macro.
1150 (cgraph_create_node): Reuse nodes from the free list. Do not
1151 update uid if doing so.
1152 (cgraph_remove_node): Add the node to the free list.
1154 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
1156 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
1158 2008-09-24 Richard Henderson <rth@redhat.com>
1160 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
1161 * unwind-dw2.c (execute_stack_op): Handle it.
1163 2008-09-24 David Edelsohn <edelsohn@gnu.org>
1166 2008-09-24 Michael J. Eager <eager@eagercon.com>
1168 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
1170 * c-common.c (fname_decl): New location argument.
1171 * c-common.h (fname_decl): Same.
1172 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
1174 (c_parser_typeof_specifier): Same.
1175 (c_parser_parms_list_declarator): Same.
1176 (c_parser_asm_string_literal): Same.
1177 (c_parser_compound_statement_nostart): Same.
1178 (c_parser_label): Same.
1179 (c_parser_do_statement): Same.
1180 (c_parser_asm_statement): Same.
1181 (c_parser_unary_expression): Same.
1182 (c_parser_sizeof_expression): Same.
1183 (c_parser_postfix_expression): Same.
1184 (c_parser_pragma): Same.
1185 (c_parser_omp_clause_collapse): Same.
1186 (c_parser_omp_clause_num_threads): Same.
1187 (c_parser_omp_clause_schedule): Same.
1188 (c_parser_omp_all_clauses): Same.
1189 (c_parser_omp_sections_scope): Same.
1190 (c_parser_omp_for_loop): Same. Pass condition's location to
1191 c_objc_common_truthvalue_conversion.
1192 (c_parser_enum_specifier): Remove comment.
1194 2008-09-24 Michael J. Eager <eager@eagercon.com>
1196 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1198 * config/rs6000/rs6000.c (rs6000_override_options): Move
1199 rs6000_init_hard_regno_mode_ok after all options changed.
1200 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1201 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1202 -msimple-fpu flags. Add warning messages if single FP not configured.
1203 (rs6000_file_start): Output gnu_attribute for single-float.
1204 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1205 (rs6000_legitimize_address): Likewise.
1206 (rs6000_legitimize_reload_address): Likewise.
1207 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1208 TARGET_SINGLE_FLOAT.
1209 (function_arg_advance): Likewise.
1210 (function_arg): Likewise.
1211 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1212 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1213 TARGET_SINGLE_FLOAT.
1214 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1215 (rs6000_emit_prologue): Likewise.
1216 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1217 TARGET_SINGLE_FLOAT.
1218 (rs6000_libcall_value): Likewise.
1219 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1220 (TARGET_DOUBLE_FLOAT): New default to 1
1221 (TARGET_SIMPLE_FPU): New default to 0
1222 (TARGET_SINGLE_FPU): New default to 0
1223 (TARGET_SINGLE_FLOAT_MODE): New.
1224 (TARGET_DOUBLE_FLOAT_MODE): New.
1225 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1226 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1228 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1229 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1230 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1231 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1232 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1233 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1234 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1235 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1236 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1237 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1238 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1239 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1240 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1241 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1242 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1243 cmptf_internal1, *cmptf_internal2): Condition on
1244 TARGET_DOUBLE_FLOAT.
1245 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1246 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1247 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1248 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1249 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1250 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1251 TARGET_SINGLE_FLOAT.
1252 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1253 * config/rs6000/rs6000.opt (-msingle-float): New.
1254 (-mdouble-float): New.
1255 (-msimple-fpu): New.
1256 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1257 -msingle-float, -mdouble-float, -msimple-fpu options.
1258 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1259 _SOFT_DOUBLE for -msingle-float.
1260 * config.gcc: New config for target=powerpc-xilinx-eabi.
1262 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1264 * config/sparc/constraints.md: New file.
1265 * config/sparc/sparc.md: Include it.
1266 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
1267 (sparc_extra_constraint_check): Delete.
1268 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
1269 (memory_ok_for_ldd): New predicate.
1270 (sparc_extra_constraint_check): Delete.
1271 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
1272 (CONST_OK_FOR_LETTER_P): Likewise.
1273 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
1274 (EXTRA_CONSTRAINT): Likewise.
1276 2008-08-23 Steve Ellcey <sje@cup.hp.com>
1278 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
1280 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1282 * alias.c (find_base_value): Use FIND_BASE_TERM.
1283 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
1285 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1287 * config/i386/i386.c: Include cselib.h.
1288 (ix86_pic_register_p): New function.
1289 (ix86_delegitimize_address): Use it to check for the PIC register.
1291 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1293 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
1294 * config/i386/i386.c (ix86_find_base_term): Don't check for
1295 SYMBOL_REF and LABEL_REF.
1297 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
1299 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
1300 constant PLUS in a CONST.
1302 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
1304 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
1305 check for sibcall support for w64.
1307 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
1309 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
1311 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
1313 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
1314 parser_build_binary_op.
1315 * c-decl.c (build_enumerator): Pass location to build_binary_op.
1316 * c-typeck.c (build_array_ref): Same.
1317 (parser_build_unary_op): New location argument.
1318 (pointer_diff): Pass location to build_binary_op,
1319 c_objc_common_truthvalue_conversion.
1320 (build_modify_expr): Same.
1321 (build_unary_op): New location argument.
1322 (build_binary_op): New location argument.
1323 (c_objc_common_truthvalue_conversion): Pass location to
1324 c_*common_truthvalue_conversion.
1325 * c-convert.c (convert): Same.
1326 * c-common.c (binary_op_error): New location argument.
1327 (pointer_int_sum): Pass location to build_binary_op.
1328 (c_common_truthvalue_conversion): New location argument.
1329 (warn_for_sign_compare): Same.
1330 * c-common.h: Add location argument to c_common_truthvalue_conversion,
1331 binary_op_error, build_binary_op, warn_for_sign_compare.
1332 * c-parser.c (c_parser_condition): Pass location to
1333 c_*common_truthvalue_conversion.
1334 (c_parser_conditional_expression): Save condition's location and pass
1336 (c_parser_binary_expression): Same, but for the binary operator's
1338 (c_parser_omp_for_loop): Pass location to
1339 c_objc_common_truthvalue_conversion.
1341 2008-09-23 Martin Jambor <mjambor@suse.cz>
1343 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
1344 (cgraph_node_remove_callees): New temporary f. Hold the next item
1346 (cgraph_node_remove_callers): Likewise.
1348 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
1349 (ipa_node_removal_hook): Likewise.
1351 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
1352 gimple_call_copy_skip_args and moved to the gimple_call section.
1353 * gimple.c (gimple_copy_call_skip_args): Renamed to
1354 gimple_call_copy_skip_args. Changed al users.
1356 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
1358 * ira-color.c (start_allocno_priorities): Rename to
1359 setup_allocno_priorities. Use costs and
1360 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
1361 range lengths. Get rid off doubles.
1362 (ira_fast_allocations): Call start_allocno_priorities.
1364 2008-09-22 David Daney <ddaney@avtrex.com>
1367 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
1368 register if TARGET_LONG_CALLS.
1370 2008-09-22 Richard Guenther <rguenther@suse.de>
1372 PR tree-optimization/37145
1373 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
1374 value-numbering union accesses with their offset and size only.
1375 (visit_reference_op_load): Fix simplification of inserted conversions.
1376 * tree-ssa-pre.c (find_or_generate_expression): Do not
1377 recursively generate expressions if running FRE.
1379 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
1381 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
1382 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
1385 2008-09-22 Richard Guenther <rguenther@suse.de>
1387 PR tree-optimization/37145
1388 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
1389 (phi_translate_1): Constant fold references.
1391 2008-09-22 Ira Rosen <irar@il.ibm.com>
1393 PR tree-optimization/37482
1394 * tree-vectorizer.h (struct _slp_instance): Add new field.
1395 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
1396 (get_earlier_stmt): New function.
1397 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
1399 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
1400 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
1401 asserts that GSI points to the scalar statement being vectorized.
1402 Set new statement location according to GSI.
1403 (vect_schedule_slp_instance): Use GSI of
1404 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
1406 2008-09-21 Jan Hubicka <jh@suse.cz>
1408 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
1409 (ipcp_insert_stage): Update dead_nodes bitmap.
1411 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
1414 * config/i386/t-cygming (SHLIB_LC): Remove.
1415 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
1416 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
1418 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
1422 * final.c (mark_symbol_ref_as_used): New helper function.
1423 (output_operand): Instead of just looking inside MEMs for
1424 SYMBOL_REFs, use new helper function and for_each_rtx.
1425 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
1426 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
1427 Make head comment more general.
1428 * config/darwin.c (machopic_output_indirection): Handle weak
1429 references here, like in assemble_external.
1431 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
1433 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
1434 (sparc_emit_float_lib_cmp): Change return type.
1435 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
1436 (gen_compare_operator): New function.
1437 (sparc_emit_float_lib_cmp): Return the new operator to be used in
1438 the comparison sequence. Minor tweaks.
1439 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
1440 that the final operator and the result of sparc_emit_float_lib_cmp
1441 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
1442 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
1443 buneq, bunge, bunle, bltgt): Assert that the final operator and the
1444 result of sparc_emit_float_lib_cmp match for software TFmode.
1445 (movqicc, movhicc, movsicc, movdicc): Merge into...
1446 (mov<I:mode>cc): ...this.
1447 (movsfcc, movdfcc, movtfcc): Merge into...
1448 (mov<F:mode>cc): ...this.
1449 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
1451 (mov<I:mode>_cc_v9): ...this.
1452 (movdi_cc_sp64_trunc): Delete.
1453 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
1454 movdi_cc_reg_sp64): Merge into...
1455 (mov<I:mode>_cc_reg_sp64): ...this.
1456 (movsf_cc_sp64): Rename into...
1457 (movsf_cc_v9): ...this.
1458 (movdf_cc_sp64): Rename into...
1459 (movdf_cc_v9): ...this.
1460 (movtf_cc_hq_sp64): Rename into...
1461 (movtf_cc_hq_v9): ...this.
1462 (movtf_cc_sp64): Rename into...
1463 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
1465 2008-09-21 Diego Novillo <dnovillo@google.com>
1467 * doc/gccint.texi: Include generic.texi and gimple.texi.
1469 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
1470 (GIMPLE): Move to gimple.texi.
1471 (Annotations): Remove references to to stmt_ann_t and
1473 (SSA Operands): Rename from 'Statement Operands'.
1474 * doc/generic.texi: New.
1475 * doc/gimple.texi: New.
1476 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
1477 * Makefile.in (TEXI_GCCINT_FILES):
1478 * gimple.c (gimple_copy_call_skip_args): Rename from
1479 giple_copy_call_skip_args. Update all users.
1480 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
1482 2008-09-21 Ira Rosen <irar@il.ibm.com>
1484 PR tree-optimization/37539
1485 * tree-vect-transform.c (vect_transform_strided_load): Save vector
1486 statement in related statement field only for the first load of the
1487 group of loads with the same data reference.
1489 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
1491 * config/mips/mips.h (TUNE_OCTEON): New macro.
1492 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
1493 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
1494 * config/mips/octeon.md: New file.
1495 * config/mips/mips.md: Include octeon.md. Restore
1496 semi-alphabetical order of include files.
1498 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
1501 * config/i386/i386.md (*jcc_fused_1): Removed.
1502 (*jcc_fused_2): Likewise.
1503 (*jcc_fused_3): Likewise.
1504 (*jcc_fused_4): Likewise.
1506 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
1508 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
1509 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
1510 * target.h (gcc_target): Add ira_cover_classes.
1511 * ira.c: Remove IRA_COVER_CLASSES guards.
1512 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
1513 instead of IRA_COVER_CLASSES.
1514 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
1515 (setup_class_translate): Likewise.
1516 (setup_reg_class_intersect_union): Likewise.
1517 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
1518 test of targetm.ira_cover_classes.
1519 * opts.c (decode_options): Use targetm.ira_cover_classes instead
1520 of IRA_COVER_CLASSES.
1521 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
1522 (TARGET_INITIALIZER): Include it.
1523 * targhooks.h (default_ira_cover_classes): Declare.
1524 * targhooks.c (default_ira_cover_classes): New function.
1526 2008-09-19 Bob Wilson <bob.wilson@acm.org>
1528 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
1530 2008-09-19 Ian Lance Taylor <iant@google.com>
1532 * varasm.c (narrowing_initializer_constant_valid_p): Return
1533 NULL_TREE if ENDTYPE is not an integer.
1535 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1538 * tree-ssa.c (execute_update_addresses_taken): Also update
1539 DECL_GIMPLE_REG_P for vector and complex types.
1541 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
1542 Jan Hubicka <jh@suse.cz>
1545 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
1546 empty before freeing them.
1547 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
1549 2008-09-18 Bob Wilson <bob.wilson@acm.org>
1551 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
1552 * config/xtensa/predicates.md (tls_symbol_operand): New.
1553 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
1554 (TARGET_CANNOT_FORCE_MEM): Define.
1555 (xtensa_tls_symbol_p): New.
1556 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
1557 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
1558 (xtensa_tls_module_base): New.
1559 (xtensa_call_tls_desc): New.
1560 (xtensa_legitimize_tls_address): New.
1561 (xtensa_legitimize_address): Handle TLS symbols.
1562 (xtensa_tls_referenced_p_1): New.
1563 (xtensa_tls_referenced_p): New.
1564 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
1566 (XTENSA_BUILTIN_THREAD_POINTER): New.
1567 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
1568 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
1569 builtin. Add declarations for __builtin_thread_pointer and
1570 __builtin_set_thread_pointer.
1571 (xtensa_fold_builtin): Recognize new builtins.
1572 (xtensa_expand_builtin): Expand new builtins.
1573 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
1574 (TARGET_THREADPTR): Define.
1575 (HAVE_AS_TLS): Define default value.
1576 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
1577 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
1578 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
1579 (UNSPECV_SET_TP): New.
1580 (sym_TPOFF, sym_DTPOFF): New.
1581 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
1582 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
1583 * configure: Regenerated.
1585 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
1588 * config/ia64/ia64.c (ia64_optimization_options): Move
1589 checking and setting flag_schedule_insns_after_reload and
1590 ia64_flag_schedule_insns2 back to ...
1591 (ia64_override_options): Here.
1593 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
1596 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
1597 zero extend count after the correction to it is done.
1598 (doloop_optimize): Update call to doloop_modify, don't zero extend
1601 2008-09-18 Martin Jambor <mjambor@suse.cz>
1603 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
1605 * ipa-prop.c: Correct comments.
1606 * ipa-prop.h: Likewise.
1608 2008-09-18 Jan Hubicka <jh@suse.cz>
1611 * ipa-reference.c (ipa_reference_local_vars_info_d,
1612 ipa_reference_global_vars_info_d,
1613 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1614 ipa_reference_vars_info_t): Move here from ipa-reference.h
1615 (node_duplication_hook_holder, node_removal_hook_holder): New.
1616 (get_reference_vars_info_from_cgraph): Rename to ...
1617 (get_reference_vars_info): ... this one, use cgraph uids.
1618 (get_local_reference_vars_info, get_global_reference_vars_info):
1619 Use cgraph instead of decl.
1620 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1622 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
1623 ipa_reference_get_written_global,
1624 ipa_reference_get_not_written_global): Use cgraph argument.
1625 (check_call): Simplify avail check.
1626 (scan_stmt_for_static_refs): Update.
1627 (propagate_bits): Update.
1628 (merge_callee_local_info): Remove.
1629 (init_function_info): Use cgraph nodes.
1630 (clean_function_local_data): Break out from ...
1631 (clean_function): ... here.
1632 (copy_local_bitmap, copy_global_bitmap): New functions.
1633 (duplicate_node_data, remove_node_data): New functions.
1634 (generate_summary): Register hooks; use visibility instead of
1636 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
1637 * ipa-reference.h (ipa_reference_local_vars_info_d,
1638 ipa_reference_global_vars_info_d,
1639 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
1640 ipa_reference_vars_info_t): Move to ipa-reference.c
1641 (ipa_reference_get_read_local, ipa_reference_get_written_local):
1643 (ipa_reference_get_read_global, ipa_reference_get_written_global,
1644 ipa_reference_get_not_read_global,
1645 ipa_reference_get_not_written_global): Update prototype.
1646 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
1647 (init_state): Remove.
1648 (node_duplication_hook_holder, node_removal_hook_holder): New.
1649 (get_function_state, set_function_state): Use VECtor.
1650 (analyze_function): Check body availability.
1651 (add_new_function): Likewise.
1652 (duplicate_node_data, remove_node_data): New.
1653 (generate_summary): Register hooks; do not care about clones.
1654 (propafate): Do not care about clones; recursive functions are
1656 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
1657 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
1658 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
1660 * tree-flow.h (function_ann_d): Remove reference_vars_info.
1661 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
1662 Update call of ipa-reference accesors.
1664 2008-09-18 Simon Baldwin <simonb@google.com>
1666 * c-opts.c (c_common_handle_option): Add handling for
1667 -Wbuiltin-macro-redefined command line option.
1668 * c.opt: Added builtin-macro-redefined option.
1669 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
1672 2008-09-18 Richard Guenther <rguenther@suse.de>
1674 PR tree-optimization/37258
1675 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
1676 and signedness for integral types.
1677 (vn_phi_eq): Require compatible types.
1679 2008-09-18 Jakub Jelinek <jakub@redhat.com>
1682 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
1683 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
1685 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
1686 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
1687 ggc_free other TREE_LIST nodes from that chain.
1688 * function.c (instantiate_decls): Instantiate also DECL_RTL
1689 of vars in cfun->local_decls, free that list afterwards.
1691 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
1693 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
1694 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
1696 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1698 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
1699 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
1701 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
1703 PR tree-optimization/37102
1704 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
1705 from a node. Check to see if another PHI is dead.
1706 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
1707 remove real PHIs which have no uses.
1708 (rewrite_out_of_ssa): Call eliminate_useless_phis.
1710 2008-09-18 Richard Guenther <rguenther@suse.de>
1713 * tree-cfg.c (remove_useless_stmts_1): Remove
1714 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
1716 2008-09-18 Nick Clifton <nickc@redhat.com>
1718 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
1719 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
1720 to frv_secondary_reload_class.
1721 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1722 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
1723 (frv_secondary_reload_class): Omit unused parameter.
1724 (frv_secondary_reload): New function. Handle the case when
1725 secondary_reload_class() is called before the reload_(in|out)
1726 _optabs have been initialised.
1727 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
1729 * config/frv/frv.md: Define an exclusion set between fr550_m0
1732 2008-09-18 Richard Guenther <rguenther@suse.de>
1734 PR tree-optimization/37456
1735 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
1736 want to insert after ends a BB insert on the single fallthru
1739 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
1741 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
1742 Mention -march=z9-109, z9-ec and z10.
1744 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
1746 PR rtl-optimization/37544
1747 * regrename.c (maybe_mode_change): Exit early when copy_mode
1748 is narrower than orig_mode and narrower than new_mode.
1750 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
1753 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
1755 * sched-rgn.c (ref_counts): Remove.
1756 (insn_referenced): New static variable.
1757 (INSN_REF_COUNT): Remove.
1758 (sched_run_compute_dependencies): Use insn_referenced instead of
1760 (add_branch_dependences): Likewise. Delete dead assignment.
1762 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
1764 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
1765 consumer is an asm. Add comment why this is important.
1766 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
1767 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
1769 2008-09-17 Joseph Myers <joseph@codesourcery.com>
1771 * expr.c (emit_group_store): Do not shift before moving via a
1774 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
1776 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
1777 from aggregate to non-aggregate type if the bit pattern is not fully
1778 preserved afterwards.
1780 2008-09-17 Richard Guenther <rguenther@suse.de>
1782 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
1783 (verify_gimple_assign): ... this. Split into ...
1784 (verify_gimple_assign_unary): ... this,
1785 (verify_gimple_assign_binary): ... that,
1786 (verify_gimple_assign_single): ... and this.
1787 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
1788 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
1789 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
1790 (verify_types_in_gimple_reference): Be forgiving with
1792 (verify_gimple_phi): Deal with virtual operands.
1794 * tree.def (PREDICT_EXPR): Change to tcc_expression.
1796 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
1798 * tree.c (get_callee_fndecl): Don't call the language hook.
1799 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
1800 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
1801 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
1803 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1805 * tree.c (protected_set_expr_location): Don't unnecessarily
1806 check for error_mark_node.
1808 2008-09-17 Art Haas <ahaas@impactweather.com>
1810 * ipa-reference.c (analyze_function): Declare step only if
1811 ENABLE_CHECKING is defined.
1813 2008-09-17 Jan Hubicka <jh@suse.cz>
1816 * tree.h (DECL_INLINE): remove.
1817 (DECL_DECLARED_INLINE_P): Update docs.
1818 (DECL_NO_INLINE_WARNING_P): new.
1819 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
1820 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
1822 2008-09-17 Jakub Jelinek <jakub@redhat.com>
1823 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1826 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
1829 2008-09-17 Jan Hubicka <jh@suse.cz>
1831 * ipa-reference.c (ipa_obstack): Remove.
1832 (local_info_obstack, global_info_obstack): New.
1833 (add_static_var): We now handle variables only.
1834 (mark_address_taken, mark_load, mark_store): New functions based on ...
1835 (check_operand): ... remove.
1836 (get_asm_stmt_operands): Rename to ...
1837 (check_asm_memory_clobber): ... this. Look only for memory clobber.
1838 (scan_stmt_for_static_refs): Rewrite.
1839 (scan_op_for_static_refs): Rename to ...
1840 (scan_initializer_for_static_refs): do not look for VAR_DECL
1841 initializers; stop recursion on types and decls.
1842 (ipa_init): Use proper obstacks.
1843 (analyze_variable): Use scan_initializer_for_static_refs.
1844 (init_function_info): Use local obstack.
1845 (analyze_function): Simplify.
1846 (add_new_function): We don't need visited_nodes obstack.
1847 (generate_summary): Use proper obstacks; cleanup after propagation.
1849 2008-09-17 Richard Guenther <rguenther@suse.de>
1852 PR tree-optimization/37491
1853 * alias.c (get_alias_set): Use the canonical type.
1854 * tree-vect-transform.c (vectorizable_store): Use the type of
1855 the lhs for the vector type. Adjust checking.
1856 (vectorizable_load): Adjust checking.
1858 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1859 Adam Nemet <anemet@caviumnetworks.com>
1861 PR rtl-optimization/37483
1862 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
1863 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
1864 Rearrange code to better match the original comment. Check
1865 t_unconditional first. Improve comment.
1867 2008-09-16 Jakub Jelinek <jakub@redhat.com>
1870 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
1871 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
1874 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
1875 GIMPLE_TRY if cleanup sequence is empty.
1877 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
1880 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
1881 eliminate IV if the cost are the same.
1883 2008-09-16 Richard Guenther <rguenther@suse.de>
1886 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
1889 2008-09-16 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/37508
1892 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
1894 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
1896 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
1898 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1900 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
1901 use gen_floatdidf2 directly.
1902 (floatunssidf2): Likewise.
1903 (floatsidf_ppc64_mfpgpr): Remove.
1904 (floatsidf_ppc64): Remove.
1905 (floatunssidf_ppc64): Remove.
1907 2008-09-15 Jakub Jelinek <jakub@redhat.com>
1909 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
1910 rather than update_cost_queue.
1912 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
1913 in every call starting with the second one, instead of only when
1914 alias_bitmap_obstack.elements != NULL.
1916 * tree-predcom.c (filter_suitable_components): Free all refs in
1917 act->refs vector before calling release_component.
1918 (add_ref_to_chain): Free ref if not adding it to chain->refs.
1920 * tree-data-ref.c (free_subscripts): Free all subscript objects.
1922 * tree-loop-linear.c (linear_transform_loops): Initialize
1923 lambda_obstack only after calling perfect_loop_nest_depth.
1924 Goto free_and_continue instead of just continue for later failures.
1927 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
1930 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
1932 2008-09-14 Andreas Schwab <schwab@suse.de>
1934 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
1936 2008-09-14 Jan Hubicka <jh@suse.cz>
1938 * invoke.texi (-fconserve-stack): Document.
1939 * opts.c (decode_options): Handle conserve_stack.
1940 * common.opt (fconvserve_stack): New.
1942 2008-09-14 David Edelsohn <edelsohn@gnu.org>
1944 * config.host: Add x-aix to host_xmake_file.
1945 * config/rs6000/t-aix52: Do not override LDFLAGS.
1946 * config/rs6000/x-aix: New file.
1948 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
1954 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
1955 is not recognized as a valid register usage. Allow REG_X to be used
1957 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
1958 forces a reload when using a base register.
1960 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
1962 * config/i386/cygming-crtend.c (register_frame_ctor): If
1963 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
1964 directly with atexit.
1965 (deregister_frame_ctor): Rename to ...
1966 (deregister_frame_dtor): Use to call __gcc_deregister_frame
1967 if !DEFAULT_USE_CXA_ATEXIT.
1969 2008-09-13 Jan Hubicka <jh@suse.cz>
1971 * cgraph.c: Include value-prof.h
1972 * Makefile.in (cgraph.o): Add value-prof.h dependency.
1974 2008-09-13 Jan Hubicka <jh@suse.cz>
1977 * tree-profile.c (add_abnormal_goto_call_edges): New function.
1978 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
1979 tree_gen_one_value_profiler, tree_gen_average_profiler,
1980 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
1982 2008-09-13 Jan Hubicka <jh@suse.cz>
1984 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
1985 too many bytes on misalligned blocks.
1987 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1989 * doc/cfg.texi: Fix some typos.
1990 * doc/extend.texi: Likewise.
1991 * doc/install.texi: Likewise.
1992 * doc/invoke.texi: Likewise.
1993 * doc/rtl.texi: Likewise.
1994 * doc/tree-ssa.texi: Likewise.
1996 2008-09-13 Richard Guenther <rguenther@suse.de>
1999 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2000 gimple stores for memory rhs.
2002 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2004 PR rtl-optimization/37489
2005 * cse.c (fold_rtx): Don't return const_true_rtx for float
2006 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2008 2008-09-13 Jan Hubicka <jh@suse.cz>
2010 PR tree-optimization/37392
2011 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2013 2008-09-13 Martin Jambor <mjambor@suse.cz>
2014 Jan Hubicka <jh@suse.cz>
2016 * cgraph.c (free_edges): New variable.
2017 (NEXT_FREE_EDGE): New macro.
2018 (cgraph_free_edge): New function.
2019 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2020 (cgraph_node_remove_callees): Likewise.
2021 (cgraph_node_remove_callers): Likewise.
2022 (cgraph_create_edge): Reuse edges from the free list. Do not
2023 update uid if doing so.
2024 (cgraph_remove_*_hook): Add free call.
2026 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2028 * ira-color.c (conflict_allocno_vec): Delete.
2029 (update_cost_queue_elem): New structure.
2030 (update_cost_queue): New variable.
2031 (update_cost_queue_tail): Likewise.
2032 (update_cost_queue_elems): Likewise.
2033 (allocno_update_cost_check): Delete.
2034 (initiate_cost_update): Allocate update_cost_queue_elems
2035 instead of allocno_update_cost_check.
2036 (finish_cost_update): Update the free()s accordingly.
2037 (start_update_cost): New function.
2038 (queue_update_cost): Likewise.
2039 (get_next_update_cost): Likewise.
2040 (update_copy_costs_1): Inline into...
2041 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2042 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2043 once we've established they are equal. Don't allocate update
2044 costs if there is nothing to add to them.
2045 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2046 DIVISOR arguments. Use a queue instead of recursive calls;
2047 process all the allocnos in the initial queue, rather than
2049 (assign_hard_reg): Use queue_update_cost instead of
2050 conflict_allocno_vec. Queue coalesced allocnos instead
2051 of calling update_conflict_hard_regno_costs for each one.
2052 Just call update_conflict_hard_regno_costs once for the
2054 (ira_color): Remove conflict_allocno_vec handling.
2056 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2058 PR tree-optimization/37484
2059 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
2060 (save_var_name): Same.
2061 (initialize_cloog_names): Same.
2062 (initialize_cloog_names): Same.
2064 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
2066 * tree-scalar-evolution.c (set_instantiated_value): Set
2069 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
2073 * ira-build.c (common_loop_tree_node_dominator): Remove.
2074 (copy_live_ranges_to_removed_store_destinations): New function.
2075 (regno_top_level_allocno_map): Move to top level from ...
2076 (ira_flattening): ... here. Use
2077 copy_live_ranges_to_removed_store_destinations.
2079 * ira-emit.c (generate_edge_moves): Fix a comment.
2081 2008-09-12 Anatoly Sokolov <aesok@post.ru>
2084 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
2085 scratch register after 'set' pattern.
2087 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2089 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
2090 information passed to mark_reg_pointer.
2091 * explow.c (force_reg): Likewise.
2093 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2095 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
2096 when building for the celledp architecture.
2098 2008-09-12 Richard Guenther <rguenther@suse.de>
2100 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
2102 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
2104 PR rtl-optimization/37424
2105 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
2106 the regnos instead of the addresses.
2108 2008-09-11 Janis Johnson <janis187@us.ibm.com>
2110 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
2112 2008-09-11 Richard Guenther <rguenther@suse.de>
2114 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
2115 entering the weaker equivalence recording.
2117 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
2119 2008-09-11 Jeff Law <law@redhat.com>
2121 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
2122 by assign_stack_local on the IRA path for stack slot sharing
2123 as well as the non-IRA path.
2125 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
2127 * config/i386/i386.h: Fix whitespace issues.
2129 2008-09-11 Martin Jambor <mjambor@suse.cz>
2131 * ipa-prop.h (struct ipa_param_flags): Removed.
2132 (struct ipa_param_descriptor): New structure.
2133 (struct ipa_node_params): ipcp_lattices, param_decls and
2134 param_flags moved to ipa_param_description.
2135 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
2136 descriptors. Renamed all users.
2137 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
2138 changed to access descriptors. Renamed all users.
2139 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
2140 to access descriptors. Renamed all users.
2141 * ipa-cp.c (ipcp_init_cloned_node): Call
2142 ipa_initialize_node_params instead of ipa_count_formal_params and
2143 ipa_create_param_decls_array.
2144 (ipcp_analyze_node): Likewise.
2145 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
2146 descriptors. Renamed all users.
2147 (ipcp_initialize_node_lattices): Remove allocation.
2148 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
2149 ipa_initialize_node_params instead of ipa_count_formal_params and
2150 ipa_create_param_decls_array.
2151 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
2152 ipa_populate_param_decls, made static, added parameter info,
2153 renamed mt to node, removed allocation, changed to use
2155 (ipa_count_formal_params): Made static, added parameter info,
2157 (ipa_initialize_node_params): New function.
2158 (ipa_check_stmt_modifications): Changed to use descriptors.
2159 (ipa_detect_param_modifications): Removed allocation, changed to
2161 (ipa_note_param_call): Changed to use descriptors.
2162 (ipa_analyze_params_uses): Removed allocation.
2163 (ipa_free_node_params_substructures): Changed to use descriptors.
2164 (ipa_edge_duplication_hook): Use the unused attribute.
2165 (ipa_node_duplication_hook): Use the unused attribute, changed to
2166 use descriptors, changed to duplicate descriptors.
2168 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
2169 changed all callers. Call ipa_propagate_indirect_call_infos if doing
2170 indirect inlining. Made static.
2171 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
2172 functions called only once.
2173 (cgraph_decide_recursive_inlining): Don't call
2174 ipa_propagate_indirect_call_infos, pass new_edges to
2175 cgraph_mark_inline_edge instead.
2176 (cgraph_decide_inlining_of_small_functions): Don't call
2177 ipa_propagate_indirect_call_infos, pass new_edges to
2178 cgraph_mark_inline_edge instead.
2179 (cgraph_decide_inlining): Don't call
2180 ipa_propagate_indirect_call_infos.
2181 * ipa-prop.c: Check that vectors are allocated.
2183 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
2184 iff a new cgraph edges have been created.
2185 (cgraph_decide_inlining): New variable redo_always_inline.
2186 Flattening and always_inlining loop until callgraph stabilizes.
2187 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
2188 true iff new cgraph edges have been created.
2189 (propagate_info_to_inlined_callees): Likewise.
2190 (ipa_propagate_indirect_call_infos): Likewise.
2192 2008-09-11 Richard Guenther <rguenther@suse.de>
2194 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
2195 (set_prologue_iterations): Likewise.
2196 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2198 (vect_update_init_of_dr): Likewise.
2199 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
2201 * fold-const.c (fold_unary): Do not generate calculations
2204 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
2206 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
2207 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
2208 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
2210 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
2212 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
2213 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
2214 before finalizing the changes.
2215 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
2217 (simplify_truth_ops_using_ranges): New.
2218 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
2219 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
2220 whether a simplification was made.
2221 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
2222 use a switch statement and also call simplify_truth_ops_using_ranges.
2224 2008-09-11 Jan Hubicka <jh@suse.cz>
2226 * ggc-common.c (loc_array): Make static.
2227 * dce.c (rest_of_handle_ud_dce): Free worklist.
2229 2008-09-11 Jan Hubicka <jh@suse.cz>
2231 * cgraph.c (cgraph_release_function_body): Plug memory leak on
2232 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
2233 function so we are sure we do not dangle it forever.
2234 * function.c (outer_function_chain, find_function_data): Remove.
2235 (function_context_stack): New.
2236 (push_function_context, pop_function_context): Update.
2237 * function.h (struct function): Remove pointer outer.
2238 (outer_function_chain, find_function_data): Remove.
2239 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
2241 2008-09-11 Jan Hubicka <jh@suse.cz>
2244 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
2246 2008-09-11 Jan Hubicka <jh@suse.cz>
2248 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
2250 2008-09-11 Jan Hubicka <jh@suse.cz>
2252 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
2253 (free_var_map_entry): New function.
2254 (redirect_edge_var_map_destroy): Use it.
2256 2008-09-11 Jan Hubicka <jh@suse.cz>
2259 * tree-inline.c (add_lexical_block): Replace with ...
2260 (prepend_lexical_block): ... prepend at begginig.
2261 (remap_blocks): Use it and reverse later.
2262 (expand_call_inline): Use prepend_lexical_block.
2264 2008-09-11 Jan Hubicka <jh@suse.cz>
2266 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
2268 2008-09-11 Jan Hubicka <jh@suse.cz>
2270 * function.c (free_after_compilation): Call insn_locators_free.
2271 * cfglayout.c (insn_locators_free): New function.
2272 * rtl.h (insn_locators_free): Declare.
2274 2008-09-11 Jan Hubicka <jh@suse.cz>
2276 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
2278 (cond_move_process_if_block): Update call.
2280 2008-09-11 Jan Hubicka <jh@suse.cz>
2282 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
2283 * vec.c: Include hashtab.h
2284 (vec_descriptor, ptr_hash_entry): New structures.
2285 (vec_desc_hash, vec_ptr_map): New static variables.
2286 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
2287 register_overhead, free_overhead, vec_heap_free): New functions.
2288 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
2289 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
2290 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
2293 2008-09-11 Ira Rosen <irar@il.ibm.com>
2295 PR tree-optimization/37474
2296 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
2297 length of load permutation.
2299 2008-09-11 Andreas Schwab <schwab@suse.de>
2301 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
2303 2008-09-11 Jakub Jelinek <jakub@redhat.com>
2306 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
2307 * dse.c (find_shift_sequence): Use extract_low_bits instead of
2308 simplify_gen_subreg.
2310 2008-09-11 Ira Rosen <irar@il.ibm.com>
2312 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
2315 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2318 * gimplify.c (gimplify_body): Call default_rtl_profile.
2321 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
2322 instead of tok->val.node if not expanding to something else. Handle
2323 intervening CPP_PADDING tokens.
2324 (altivec_categorize_keyword): Remove unneeded comparisons.
2326 2008-09-10 Richard Guenther <rguenther@suse.de>
2328 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
2330 2008-09-10 Richard Guenther <rguenther@suse.de>
2333 * tree-inline.c (insert_init_stmt): Make sure to not
2334 insert invalid gimple stores.
2336 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
2338 PR tree-optimization/37388
2339 * toplev.c (process_options): Fail and warn when graphite
2340 flags are used, but the compiler has not been configured
2341 with graphite libraries.
2342 * graphite.c (graphite_transform_loops): Remove printfs
2343 to dump_file for the case when graphite is not available.
2345 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
2348 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
2349 the even element into register.
2350 (ix86_expand_vector_init_general): Don't use
2351 ix86_expand_vector_init_interleave on V16QImode and V8HImode
2352 if we can't move from GPR to SSE register directly.
2354 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
2356 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
2357 not lose track of the number of NOPs needed. Number of NOPs needed
2358 for sync vs. loads workaround was switched; corrected. Run second
2359 pass for all workarounds. No NOPs needed after call insns. Change
2360 second pass to use find_next_insn_start and find_load helpers in order
2361 to properly detect parallel insns.
2362 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
2364 2008-09-10 Jan Hubicka <jh@suse.cz>
2366 * value-prof.c (gimple_ic): Fix tuplification bug.
2367 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
2370 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2372 PR tree-optimization/37353
2373 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
2374 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
2375 calls instead of cond_dead_built_in_calls.
2376 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
2377 initalize the vector only before adding first entry. Use VEC_safe_push
2378 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
2379 shrink_wrap_conditional_dead_built_in_calls call.
2381 2008-09-10 Ira Rosen <irar@il.ibm.com>
2383 PR tree-optimization/37385
2384 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
2385 argument, and use it as a vector type if not NULL.
2386 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
2388 (vect_setup_realignment): Call vect_create_data_ref_ptr with
2389 additional argument.
2390 (vectorizable_load): Likewise.
2392 2008-09-10 Jakub Jelinek <jakub@redhat.com>
2394 * config/i386/i386.md (SWI32): New mode iterator.
2395 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
2398 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2400 PR rtl-optimization/37435
2401 * caller-save.c (insert_restore, insert_save): Check the mode by
2404 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2407 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
2409 (dw2_output_indirect_constant_1): Use unstripped name in symbol
2412 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
2414 * doc/invoke.texi (ARM Options): Correct errors in discussion
2415 of -mfloat-abi, -mhard-float, and -msoft-float.
2417 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2418 Jan Hubicka <jh@suse.cz>
2421 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
2422 calling gimple_regimplify_operands on it. Iterate over all newly
2423 added statements, not just the last one.
2424 (insert_init_stmt): Insert stmt into seq first, then call
2425 gimple_regimplify_operands on it. Don't create new gimplification
2426 context, nor find referenced vars.
2428 2008-09-09 Jakub Jelinek <jakub@redhat.com>
2431 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
2432 to pointer to vector pointer.
2433 * ipa-prop.c (ipa_propagate_indirect_call_infos,
2434 propagate_info_to_inlined_callees): Likewise.
2435 (update_call_notes_after_inlining): Likewise. Push new indirect edge
2436 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
2437 ipa_check_create_edge_args.
2438 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
2439 argument to pointer to vector pointer.
2440 (cgraph_decide_inlining_of_small_function): Adjust
2441 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
2445 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
2446 optimizing for size, not speed.
2448 PR rtl-optimization/37408
2449 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
2450 if parm is promoted.
2452 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
2454 PR tree-optimization/37375
2455 * tree-scalar-evolution.c (scev_info_str): Add field
2457 (new_scev_info_str, eq_scev_info, find_var_scev_info,
2458 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
2459 set_instantiated_value): Pass instantiated_below.
2460 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
2462 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
2463 the definitions are not instantiated.
2465 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
2466 (block_before_loop): New.
2467 * tree-data-ref.c (dr_analyze_indices): Update uses of
2469 * graphite.c (block_before_scop): New.
2470 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
2471 basic block, not a loop for determining the parameters.
2472 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
2474 (idx_record_params, find_params_in_bb, find_scop_parameters,
2475 build_loop_iteration_domains, add_conditions_to_domain): Update calls
2476 to instantiate_scev.
2478 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
2480 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2484 * ira-build.c (ira_create_allocno): Setup frequency to 0.
2486 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
2487 Check zero freq and increase if necessary.
2489 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
2491 * ira-conflicts.c (process_regs_for_copy): Check that the hard
2492 regno is in the right range. Add comments.
2494 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2496 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
2498 * mips-tfile.c (copy_object): Cast alloca result to int *.
2499 * mips-tdump.c (print_symbol): Cast xmalloc return values to
2501 Rename class to sclass.
2502 (read_tfile): Cast read_seek return values to proper types.
2503 Cast xcalloc return value to proper type.
2505 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2507 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
2508 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
2509 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
2511 2008-09-09 Jan Hubicka <jh@suse.cz>
2513 * profile.c (is_edge_inconsistent): Add debug output; ignore
2514 negative count on fake edges.
2515 (is_inconsistent): Add debug output.
2517 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2519 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
2521 (choose_ready): When first insn is chosen from the ready list, also
2524 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
2526 PR rtl-optimization/37360
2527 * haifa-sched.c (max_issue): Do not assert that we never issue more
2528 insns than issue_rate. Add comment.
2530 2008-09-09 Richard Guenther <rguenther@suse.de>
2532 * tree-cfg.c (verify_types_in_gimple_op): Remove.
2533 (verify_types_in_gimple_call): Rename to ...
2534 (verify_gimple_call): ... this. Enhance.
2535 (verify_types_in_gimple_cond): Remove.
2536 (verify_gimple_comparison): New function ...
2537 (verify_types_in_gimple_assign): ... split out from here.
2538 (verify_types_in_gimple_return): Rename to ...
2539 (verify_gimple_return): ... this. Enhance.
2540 (verify_types_in_gimple_switch): Rename to ...
2541 (verify_gimple_switch): ... this. Enhance.
2542 (verify_gimple_goto): New function.
2543 (verify_types_in_gimple_phi): Rename to ...
2544 (verify_gimple_phi): ... this. Enhance.
2545 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
2546 Fold in single-statement cases from verify_types_in_gimple_seq_2.
2547 (verify_types_in_gimple_seq_2): Remove cases handled in
2548 verify_types_in_gimple_stmt.
2550 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
2552 * config/bfin/bfin.c (n_regs_to_save): New static variable.
2553 (push_multiple_operation, pop_multiple_operation): Set it.
2554 (workaround_rts_anomaly): New function.
2555 (workaround_speculation): New function, broken out of bfin_reorg.
2556 (bfin_reorg): Call the new functions.
2558 2008-09-09 Richard Guenther <rguenther@suse.de>
2562 * gimplify.c (gimplify_conversion): Change conversions of
2563 non-register type to VIEW_CONVERT_EXPRs.
2564 (gimplify_addr_expr): If we need to make the operand
2565 addressable make sure to use a properly initialized
2566 temporary for that so it gets a valid gimple store.
2568 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
2570 * function.h (struct function): Add function_start_locus.
2571 * cfgexpand.c (gimple_expand_cfg): Use it.
2572 * c-parser.c (c_parser_declaration_or_fndef): Set it.
2574 2008-09-09 Richard Guenther <rguenther@suse.de>
2576 PR tree-optimization/37433
2577 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
2580 2008-09-09 Richard Guenther <rguenther@suse.de>
2582 PR tree-optimization/37387
2583 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
2584 and bits to a common type.
2586 2008-09-09 Nick Clifton <nickc@redhat.com>
2588 * config/v850/v850.md (return): Restore frame size restriction.
2590 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
2592 * c-common.c (c_expand_decl): Remove.
2593 * c-common.h (anon_aggr_type_p): Remove prototype.
2594 (DECL_ANON_UNION_ELEMS): Remove.
2595 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
2596 * c-decl.c (anon_aggr_type_p): Remove.
2597 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
2598 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
2599 * langhooks.h (struct lang_hooks): Remove expand_decl.
2600 * langhooks.c (lhd_expand_decl): Remove.
2601 * stmt.c (expand_anon_union_decl): Remove.
2602 * tree.h (expand_anon_union_decl): Remove prototype.
2604 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
2607 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
2609 * config/avr/avr.md (QISI) : Define mode iterator.
2610 (negated_tst<mode>) : Redefine as split using mode macro.
2611 (reversed_tstqi): Define insn as reversed compare with zero.
2612 (reversed_tsthi): Ditto.
2613 (reversed_tstsi): Ditto.
2615 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2618 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
2619 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
2622 * predict.c (optimize_function_for_size_p): Don't segfault if
2624 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
2625 tree_swap_operands_p): Don't test cfun != NULL before calling
2626 optimize_function_for_s*_p.
2628 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
2630 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
2633 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
2635 * crx/crx.h (IRA_COVER_CLASSES): Define.
2637 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2640 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
2641 even when a stmt has been gimple_modified_p, but after fold_stmt is
2642 not any longer. Remove unneeded may_have_exposed_new_symbols
2645 2008-09-08 Richard Guenther <rguenther@suse.de>
2647 PR tree-optimization/37421
2648 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
2651 2008-09-08 Jakub Jelinek <jakub@redhat.com>
2654 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
2656 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2659 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
2660 * pa-hpux10.h (LINK_SPEC): Likewise.
2661 * pa-hpux11.h (LINK_SPEC): Likewise.
2663 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2665 * pa32-regs.h (IRA_COVER_CLASSES): Define.
2666 * pa64-regs.h (IRA_COVER_CLASSES): Define.
2668 2008-09-07 Helge Deller <deller@gmx.de>
2670 * pa/linux-atomic.c: New file.
2671 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
2672 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
2674 2008-09-07 Richard Guenther <rguenther@suse.de>
2675 Ira Rosen <irar@il.ibm.com>
2677 PR tree-optimization/36630
2678 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
2679 Call STRIP_NOPS before calling evolution_part_in_loop_num.
2681 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
2682 Ira Rosen <irar@il.ibm.com>
2684 PR tree-optimization/35642
2685 * config/rs6000/altivec.md (mulv8hi3): Implement.
2687 2008-09-06 Jeff Law <law@redhat.com>
2689 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
2691 2008-09-06 Jan Hubicka <jh@suse.cz>
2693 PR tree-optimization/14703
2694 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
2696 * passes.c (init_optimization_passes): Recompute inline parameters.
2698 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2700 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
2703 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
2704 Peter Fuerst <post@pfrst.de>
2706 * doc/invoke.texi: Document -mr10k-cache-barrier=.
2707 * doc/extend.texi: Document __builtin_mips_cache.
2708 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
2709 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
2710 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
2711 __GCC_HAVE_BUILTIN_MIPS_CACHE.
2712 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
2713 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
2714 (set_push_mips_isas): New variable.
2715 (mips_r10k_cache_barrier): New variable.
2716 (cache): New availability predicate.
2717 (mips_builtins): Add an entry for __builtin_mips_cache.
2718 (mips_build_cvpointer_type): New function.
2719 (MIPS_ATYPE_CVPOINTER): New macro.
2720 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
2722 (r10k_simplified_address_p, r10k_simplify_address)
2723 (r10k_uncached_address_p, r10k_safe_address_p)
2724 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
2725 (r10k_needs_protection_p_call, r10k_needs_protection_p)
2726 (r10k_insert_cache_barriers): New functions.
2727 (mips_reorg_process_insns): Delete cache barriers after a
2728 branch-likely instruction.
2729 (mips_reorg): Call r10k_insert_cache_barriers.
2730 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
2731 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
2732 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
2733 (mips_cache, r10k_cache_barrier): New define_insns.
2735 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
2737 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2738 * ira-color.c (setup_allocno_left_conflicts_num): Use
2739 hard_reg_set_equal_p instead of a comparison with
2740 ira_zero_hard_reg_set.
2741 * ira.c (setup_reg_subclasses): Likewise.
2742 (setup_cover_and_important_classes): Likewise.
2743 (setup_class_translate): Likewise.
2744 (setup_reg_class_intersect_union): Likewise.
2745 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
2746 (ira_init_once): Don't initialize them.
2748 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2750 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
2752 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
2754 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
2756 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2758 Improved branch hints, safe hints, and scheduling.
2760 * haifa-sched.c (sched_emit_insn) : Define.
2761 * sched-int.h (sched_emit_insn) : Add prototype.
2762 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
2763 -mhint-max-distance -msafe-hints) : Document.
2764 * config/spu/spu.c (spu_flag_var_tracking): New.
2765 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
2766 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
2767 TARGET_ASM_FILE_START): Define.
2768 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
2769 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
2770 (spu_emit_branch_hint): Add blocks argument.
2771 (insert_branch_hints, insert_nops): Remove.
2772 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
2773 uses_ls_unit, spu_sched_init_global, spu_sched_init,
2774 spu_sched_reorder, asm_file_start): New functions.
2775 (clock_var, spu_sched_length, pipe0_clock,
2776 pipe1_clock, prev_clock_var, prev_priority,
2777 spu_ls_first, prev_ls_clock): New static variables.
2778 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
2779 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
2780 (nopn_nv): Add a non-volatile version of nop.
2781 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
2782 -mhint-max-distance, -msafe-hints): New options.
2784 2008-09-05 Janis Johnson <janis187@us.ibm.com>
2785 Samuel Tardieu <sam@rfc1149.net>
2787 * opts.c (decode_options): Combine nested if statements.
2790 * opts.c (decode_options): Handle more relationships among
2791 unit-at-a-time, toplevel-reorder, and section-anchors.
2793 2008-09-05 David Daney <ddaney@avtrex.com>
2795 * doc/install.texi (--enable-reduced-reflection): Document new option.
2797 2008-09-05 Bob Wilson <bob.wilson@acm.org>
2799 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
2801 (constantpool_operand): New.
2802 (move_operand): Disallow sub-word modes for the constant pool.
2803 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
2804 (xtensa_secondary_reload_class): Replace with....
2805 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
2806 Set icode for sub-word reloads from the constant pool.
2807 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
2808 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
2809 * config/xtensa/xtensa.md (reload<mode>_literal): New.
2810 * config/xtensa/xtensa-protos.h: Update prototypes.
2812 2008-09-05 Joseph Myers <joseph@codesourcery.com>
2814 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
2815 (REG_CLASS_NAMES): Update.
2816 (REG_CLASS_CONTENTS): Update.
2817 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
2818 of ALL_REGS for regs 77 and 78.
2819 * function.c (instantiate_virtual_regs_in_insn): Assert that
2820 return value of simplify_gen_subreg is not NULL.
2822 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
2824 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
2825 (gen_rtvec_v): Fix coding standards.
2827 2008-09-04 Jan Hubicka <jh@suse.cz>
2829 * i386.c (decide_alg): Be more conservative about optimizing for size.
2831 2008-09-04 Ian Lance Taylor <iant@google.com>
2833 * varasm.c (narrowing_initializer_constant_valid_p): New
2835 (initializer_constant_valid_p): Call it.
2837 2008-09-04 Jeff Law <law@redhat.com>
2839 * fold-const.c (native_encode_real): Fix computation of WORDS.
2840 (native_interpret_real): Likewise.
2842 2008-09-04 Janis Johnson <janis187@us.ibm.com>
2844 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
2846 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2848 * ira-conflicts.c (process_regs_for_copy): Check insn to check
2849 that the cost is already taken into account in ira-costs.c
2851 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
2853 * ira-build.c (print_copy, print_copies, ira_debug_copy,
2854 ira_debug_copies): New.
2855 (ira_bulid): Call print_copies.
2857 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
2859 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
2862 * config/rs6000/rs6000.c (optimization_options): Remove check of
2863 flag_toplevel_order.
2865 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2867 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
2868 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
2869 second operand is a reg_imm10_operand.
2870 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
2871 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
2872 (*seq_<GPR:mode><GPR2:mode>): Rename to
2873 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
2875 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
2876 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
2878 (*sne_<GPR:mode><GPR2:mode>): Rename to
2879 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
2882 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2884 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
2885 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
2886 combining an arithmetic right shift by more than 31 and a
2887 trunction. Don't match for out-of-range shift amounts. Set
2888 attribute mode to <MODE>.
2889 (*lshr32_trunc<mode>): Name the pattern combining a logical right
2890 shift by 32 and and a truncation. Set attribute mode to <MODE>.
2891 (*<optab>_trunc<mode>_exts): New pattern for truncated right
2892 shifts by less than 32.
2893 (extv): Change predicate on first operand to accept registers.
2894 Change predicate of the other operands from immediate_operand to
2895 const_int_operand. Expand exts when source is a register.
2896 (extzv): Change predicate of the constant operands from
2897 immediate_operand to const_int_operand.
2898 (extzv<mode>): Change predicate of the constant operands from
2899 immediate_operand to const_int_operand and no constraint. Also
2901 (*extzv_trunc<mode>_exts): New pattern.
2903 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
2905 * config/mips/mips.h (ISA_HAS_CINS): New macro.
2906 * config/mips/mips-protos.h (mask_low_and_shift_p,
2907 mask_low_and_shift_len): Declare.
2908 * config/mips/mips.c (mask_low_and_shift_p,
2909 mask_low_and_shift_len): New functions.
2910 (mips_print_operand): Handle new operand prefix "m".
2911 * config/mips/mips.md (*cins<mode>): New pattern.
2913 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2915 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
2916 optimizing for size.
2918 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2920 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
2921 regardless of epilogue_completed.
2923 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
2926 * ira-lives.c (process_bb_node_lives): Check setjmp.
2928 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
2931 * ira-build.c (form_loop_tree): Reverse BB walk.
2932 (create_bb_allocnos): Likewise.
2933 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
2934 (mark_reg_store): Rename to...
2935 (mark_ref_live): ...this and take a df_ref argument instead of
2936 note_stores arguments. Assert that we have a register.
2937 (mark_reg_clobber): Delete.
2938 (def_conflicts_with_inputs_p): New function.
2939 (mark_reg_conflicts): Delete.
2940 (mark_reg_death): Rename to...
2941 (mark_ref_dead): ...this and take a df_ref argument instead of
2942 a register. Assert that we have a register.
2943 (process_bb_node_lives): Hoist frequency calculation out of
2944 instruction walk. Convert from a forwards scan to a backwards scan.
2945 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
2946 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
2947 (create_allocno_live_ranges): Don't create regs_set.
2949 2008-09-04 Ian Lance Taylor <iant@google.com>
2951 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
2952 or REG_LABEL_TARGET.
2953 * calls.c (emit_library_call_value_1): Use MEM_P rather than
2954 comparing MODE with MEM.
2955 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
2956 comparing with GF_PREDICT_TAKEN.
2957 (gimple_get_lhs): Change code to enum gimple_code.
2958 (gimple_set_lhs): Likewise.
2959 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
2960 * omp-low.c (find_omp_clause): Change kind parameter to enum
2962 * tree-flow.h (find_omp_clause): Update declaration.
2963 * regrename.c (clear_dead_regs): Change kind parameter to enum
2965 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
2967 * see.c (see_get_extension_data): Change return type to enum
2968 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
2969 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
2970 (see_gen_normalized_extension): Change extension_code parameter to
2972 (see_seek_pre_extension_expr): Change extension_code to enum
2974 (see_merge_one_def_extension): Likewise.
2975 (see_handle_relevant_defs): Likewise.
2976 (see_handle_relevant_uses): Likewise.
2977 (see_analyze_one_def): Likewise.
2978 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
2979 GIMPLE_ASM rather than ASM_EXPR.
2980 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
2981 GIMPLE_RETURN rather than RETURN_EXPR.
2982 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
2983 (evaluate_stmt): Likewise.
2984 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
2985 to enum vect_relevant.
2986 (vect_mark_stmts_to_be_vectorized): Change assertion to not
2987 compare gimple codes with tree codes.
2989 2008-09-04 Paul Brook <paul@codesourcery.com>
2991 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
2993 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
2995 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
2996 pointer check lost in the recent no-unit-at-a-time patch.
2998 2008-09-04 Jan Hubicka <jh@suse.cz>
3001 * tree-switch-conversion.c (check_final_bb): Accept only IP
3004 2008-09-04 Jan Hubicka <jh@suse.cz>
3006 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3008 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3009 using_ranges argument.
3010 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3011 (vrp_visit_cond_stmt): Update call of
3012 vrp_evaluate_conditional_warnv_with_ops
3014 2008-09-04 Jan Hubicka <jh@suse.cz>
3016 PR tree-optimization/37345
3017 PR tree-optimization/37358
3018 PR tree-optimization/37357
3019 * tree.c (build_function_type_skip_args): Build distinct type copy;
3021 (build_function_decl_skip_args): Set type of new decl not orig decl;
3022 clear DECL_VINDEX for methods turned into functions.
3024 2008-09-04 Nick Clifton <nickc@redhat.com>
3026 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3027 * configure: Regenerate.
3028 * config.in: Regenerate.
3029 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3030 alignment field, if it is supported.
3032 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3034 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3037 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3039 * config/rs6000/rs6000.c (processor_target_table): Do not
3040 enable VMX for POWER6.
3042 2008-09-03 Anton Blanchard <anton@samba.org>
3044 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3045 emit memory barrier before operation.
3047 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
3050 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
3051 default_elf_asm_output_external.
3053 2008-09-03 Jeff Law <law@redhat.com>
3055 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
3057 2008-09-03 Richard Henderson <rth@redhat.com>
3059 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
3060 memory barrier to below the test-and-set.
3061 (alpha_split_lock_test_and_set_12): Likewise.
3063 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3067 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
3070 * ira-color.c (print_loop_title): Use all_allocnos.
3071 (color_pass): Ditto. Don't add border_allocnos. Check that
3072 subloop allocno in the correspdoning bitmap all_allocnos.
3074 * ira-emit.c (change_loop): Use all_allocnos.
3076 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
3077 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
3078 (create_cap_allocno): Remove setting mentioned_allocnos.
3079 (create_insn_allocnos): Ditto.
3080 (remove_unnecessary_allocnos): Use all_allocnos.
3081 (check_allocno_creation): Check that allocnos are in the
3082 corresponding bitmap all_allocnos.
3084 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3088 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
3089 (process_regs_for_copy): Process subregs. Refine check when cost
3090 is taken into account in ira-costs.c.
3091 (process_reg_shuffles): Use REG_SUBREG_P.
3092 (add_insn_allocno_copies): Ditto. Ignore modes.
3094 * ira-color.c (conflict_allocno_vec): New.
3095 (COST_HOP_DIVISOR): New macro.
3096 (update_copy_costs_1): Use it.
3097 (update_conflict_hard_regno_costs): New function.
3098 (assign_hard_reg): Use it.
3099 (ira_color): Allocate and free conflict_allocno_vec.
3101 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
3105 * ira-int.h (ira_sort_insn_chain): Remove.
3107 * ira.c (basic_block_order_nums, chain_insn_order,
3108 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
3109 (ira): Don't call ira_sort_insn_chain.
3111 * reload1.c (reload): Don't call ira_sort_insn_chain.
3113 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3116 * cgraphunit.c (update_call_expr): Remove eh regions from statements
3117 which become non throw.
3118 (cgraph_function_versioning): Also clear DECL_WEAK. Call
3119 update_call_expr after updating the flags on the decl.
3121 2008-09-03 Jan Hubicka <jh@suse.cz>
3123 PR tree-optimization/37315
3124 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
3125 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
3126 (cgraph_analyze_functions): Use node->analyzed
3127 (cgraph_mark_functions_to_output): Likewise.
3128 (cgraph_expand_function): All functions can be released after
3130 (cgraph_optimize): Use gimple_has_body_p.
3131 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
3132 (cgraph_decide_inlining_incrementally): Likewise.
3133 (inline_transform): Inline transform.
3134 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
3136 (inlinable_function_p): Drop gimple_body check.
3137 (expand_call_inline): Use gimple_has_body_p.
3138 * gimple.c (gimple_has_body_p): New.
3139 * gimple.h (gimple_has_body_p): Add prototype.
3140 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
3141 (dump_function_to_file): Use gimple_has_body_p check.
3143 2008-09-03 Jakub Jelinek <jakub@redhat.com>
3146 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
3148 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
3150 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3152 From Michael Frysinger <michael.frysinger@analog.com>
3153 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
3154 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
3157 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
3160 * doc/extend.texi: Document picoChip builtin functions.
3161 * doc/invoke.texi: Document picoChip options.
3162 * doc/contrib.texi: Add picoChip contribution.
3163 * doc/md.texi: Document picoChip constraints.
3164 * config.gcc: Add picochip-*-*.
3165 * config/picochip/: Add new port.
3167 2008-09-03 Richard Guenther <rguenther@suse.de>
3169 PR tree-optimization/37328
3170 * tree-sra.c (sra_build_assignment): Gimplify properly.
3171 (generate_copy_inout): Take the correct stmt as definition,
3172 remove bogus assert.
3174 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
3176 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
3179 From Michael Frysinger <michael.frysinger@analog.com>
3180 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
3182 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
3184 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
3185 (__gthread_setspecific): Revert 2008-08-31 change to
3186 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
3188 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
3190 * diagnostic.c (error_at): New.
3191 * toplev.h (error_at): New prototype.
3192 * c-typeck.c (build_array_ref): Call error_at instead of error.
3193 Pass location to pedwarn.
3195 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
3197 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
3199 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3201 * dwarf2out.c (tree_add_const_value_attribute): Only handle
3202 VAR_DECL and CONST_DECL.
3204 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3205 Jakub Jelinek <jakub@redhat.com>
3207 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
3208 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
3209 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
3210 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
3211 Don't set ix86_save_varrargs_registers.
3212 (ix86_setup_incoming_varargs): Assume cum != NULL.
3213 (ix86_va_start): Check ix86_varargs_gpr_size and
3214 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
3215 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
3216 from frame pointer if ix86_varargs_gpr_size == 0.
3217 (ix86_compute_frame_layout): Updated.
3218 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
3219 (ix86_varargs_gpr_size): Define.
3220 (ix86_varargs_fpr_size): Likewise.
3221 (machine_function): Remove save_varrargs_registers.
3222 Add varargs_gpr_size and varargs_fpr_size.
3224 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3226 * config/alpha/alpha.c (va_list_skip_additions,
3227 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
3228 (alpha_gimplify_va_arg): Call unshare_expr on second use of
3231 PR tree-optimization/36766
3232 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
3233 for already removed basic blocks.
3236 * real.c (real_maxval): Clear a lower bit to make real_maxval
3237 match get_max_float for IBM long double format.
3239 2008-09-02 Andreas Schwab <schwab@suse.de>
3241 * configure.ac: Use m4_quote to quote the expansion of m4_do.
3242 * configure: Regenerate.
3244 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
3246 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
3247 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
3248 checking for a non-VOID CONSTANT_P.
3250 2008-09-02 Jan Hubicka <jh@suse.cz>
3252 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
3253 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
3256 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
3258 * expr.c (emit_group_store): Don't assert stack temp mode size.
3260 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
3261 Tobias Grosser <grosser@fim.uni-passau.de>
3262 Jan Sjodin <jan.sjodin@amd.com>
3263 Harsha Jagasia <harsha.jagasia@amd.com>
3264 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3265 Konrad Trifunovic <konrad.trifunovic@inria.fr>
3266 Adrien Eliche <aeliche@isty.uvsq.fr>
3268 Merge from graphite branch.
3271 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
3272 * doc/invoke.texi (-floop-block, -floop-interchange,
3273 -floop-strip-mine): Document new flags.
3274 * tree-into-ssa.c (gimple_vec): Moved...
3275 * tree-loop-distribution.c (rdg_component): Moved...
3276 * cfgloopmanip.c: Include tree-flow.h.
3277 (update_dominators_in_loop): New.
3278 (create_empty_if_region_on_edge): New.
3279 (create_empty_loop_on_edge): New.
3280 (loopify): Use update_dominators_in_loop.
3281 * tree-pass.h (pass_graphite_transforms): Declared.
3282 * configure: Regenerate.
3283 * tree-phinodes.c (make_phi_node): Export.
3284 (add_phi_node_to_bb): New, split from create_phi_node.
3285 * tree-chrec.c (for_each_scev_op): New.
3286 * tree-chrec.h (for_each_scev_op): Declared.
3287 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
3288 (remove_statement): Call get_phi_with_result.
3289 * config.in (HAVE_cloog): Undef.
3290 * gdbinit.in (pgg): New.
3291 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
3292 * tree-ssa-loop.c (graphite_transforms): New.
3293 (gate_graphite_transforms): New.
3294 (pass_graphite_transforms): New.
3295 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
3296 HAVE_cloog): Defined.
3297 * tree-vectorizer.c (rename_variables_in_bb): Export.
3298 * tree-data-ref.c (dr_may_alias_p): Export.
3299 (stmt_simple_memref_p): New.
3300 (find_data_references_in_stmt): Export.
3301 (find_data_references_in_loop): Export.
3302 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
3303 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
3304 (create_rdg_vertices): Export.
3305 (build_empty_rdg): New.
3306 (build_rdg): Call build_empty_rdg. Free dependence_relations.
3307 * tree-data-ref.h (rdg_component): ... here.
3309 (struct data_reference): Add a field scop.
3311 (find_data_references_in_loop): Declared.
3312 (find_data_references_in_stmt): Declared.
3313 (create_rdg_vertices): Declared.
3314 (dr_may_alias_p): Declared.
3315 (stmt_simple_memref_p): Declared.
3316 (struct rdg_edge): Add a field ddr_p relation.
3317 (build_empty_rdg): Declared.
3318 * lambda.h (lambda_matrix): Declare a VEC of.
3319 (find_induction_var_from_exit_cond): Declared.
3320 (lambda_vector_compare): New.
3321 * common.opt (fgraphite, floop-strip-mine,
3322 floop-interchange, floop-block): New flags.
3323 * lambda-code.c (find_induction_var_from_exit_cond): Export.
3324 * cfgloop.c (is_loop_exit): New.
3325 * cfgloop.h (is_loop_exit): Declared.
3326 (create_empty_if_region_on_edge): Declared.
3327 (create_empty_loop_on_edge): Declared.
3328 * tree-flow.h (add_phi_node_to_bb): Declared.
3329 (make_phi_node): Declared.
3330 (rename_variables_in_bb): Declared.
3331 (perfect_loop_nest_depth): Declared.
3332 (graphite_transform_loops): Declared.
3333 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
3334 (graphite.o-warn): Add -Wno-error.
3335 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
3336 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
3337 (INCLUDES): Add PPLINC, CLOOGINC.
3338 (OBJS-common): Add graphite.o.
3339 (graphite.o): Add rule.
3340 * gimple.h (gimple_vec): ... here.
3341 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
3342 * passes.c (init_optimization_passes): Schedule
3343 pass_graphite_transforms.
3345 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
3348 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
3349 and -fno-toplevel-reorder after handle_options.
3351 2008-09-02 Paul Brook <paul@codesourcery.com>
3353 * config/arm/arm.c (arm_tune_cortex_a9): Define.
3354 (arm_override_options): Set arm_tune_cortex_a9.
3355 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
3356 (arm_issue_rate): Handle cortexa9.
3357 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
3358 * config/arm/arm-cores.def: Add cortex-a9.
3359 * config/arm/arm-tune.md: Regenerate.
3360 * config/arm/arm.md: Include cortex-a9.md.
3361 (generic_sched, generic_vfp): Add cortexa9.
3362 * config/arm/cortex-a9.md: New file.
3364 2008-09-02 Richard Guenther <rguenther@suse.de>
3366 PR tree-optimization/37327
3367 * tree-vrp.c (register_new_assert_for): Make sure to not have
3368 TREE_OVERFLOW set on the bound.
3370 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
3372 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
3374 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
3375 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
3378 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
3380 * gcc/config/spu/spu.md (divdf3): Removed.
3382 2008-09-02 Jakub Jelinek <jakub@redhat.com>
3384 PR tree-optimization/37095
3385 * cgraph.c (cgraph_node): When creating new cgraph node after
3386 assembler_name_hash has been populated, record it in the hash
3389 2008-09-01 Paul Brook <paul@codesourcery.com>
3391 * doc/invoke.texi: Document -mword-relocations.
3392 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3393 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3394 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3395 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
3396 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
3397 (arm_emit_movpair): New function.
3398 (arm_print_operand <c>): Handle sybolic addresses.
3399 * config/arm/arm.h (TARGET_USE_MOVT): Define.
3400 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
3401 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
3402 * config/arm/arm.opt: Add -mword-relocations.
3403 * config/arm/arm.md (movsi): Use arm_emit_movpair.
3404 (arm_movt, arm_movw): New.
3406 2008-09-01 Paul Brook <paul@codesourcery.com>
3408 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
3409 Allow Interworking on ARMv4 EABI based targets.
3410 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
3411 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
3413 2008-09-01 Paul Brook <paul@codesourcery.com>
3415 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
3416 optimized LT0 test. Remove optimization for GT.
3418 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3420 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
3421 openmp applications.
3422 * pa-hpux11.h (LIB_SPEC): Likewise.
3424 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
3427 2008-09-01 Jan Hubicka <jh@suse.cz>
3429 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
3430 present, use only counts; when guessed use only frequencies.
3431 (estimate_bb_frequencies): Use function_frequency.
3432 * profile.c (compute_branch_probabilities): Exit early when
3433 profile reading failed. Set profile_status.
3434 (branch_prob): Do not set profile_status.
3436 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
3438 * tree.c (protected_set_expr_location): New.
3439 * tree.h (protected_set_expr_location): New prototype.
3440 * c-tree.h (build_array_ref): Add argument.
3441 (parser_build_unary_op): Same.
3442 * c-typeck.c (build_indirect_ref): Handle new location argument.
3443 (build_array_ref): Same.
3444 (parser_build_unary_op): Same.
3445 * gimplify.c (gimplify_asm_expr): Set input_location before calling
3447 * c-omp.c (c_finish_omp_atomic): Pass location when calling
3449 * c-common.c (finish_label_address_expr): Handle new location argument.
3450 * c-common.h (build_indirect_ref): Add argument.
3451 (finish_label_address_expr): Same.
3452 * c-parser.c (c_parser_unary_expression): Pass location to build
3454 (c_parser_postfix_expression): Same.
3456 2008-09-01 Paul Brook <paul@codesourcery.com>
3458 * config/arm/arm.md: Include cortex-r4f.md.
3459 (attr fpu): Update type list.
3460 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
3461 fconstd, fcmps and fcmpd.
3462 (attr tune_cortexr4): Define.
3463 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
3464 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
3465 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
3466 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
3467 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
3468 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
3469 cortex_a8_vfp_farith: Ditto.
3470 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
3471 * config/arm/cortex-r4.md: Use tune_cortexr4.
3472 * config/arm/cortex-r4f.md: New file.
3474 2008-09-01 Richard Guenther <rguenther@suse.de>
3476 PR tree-optimization/37305
3477 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
3478 the result of constant conversions.
3479 (fold_gimple_assign): Likewise.
3481 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3483 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
3484 #ifdef ENABLE_CHECKING.
3486 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
3488 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
3489 * sched-int.h (print_insn, print_pattern, print_value): Declare also
3490 when !INSN_SCHEDULING.
3492 2008-09-01 Andreas Schwab <schwab@suse.de>
3494 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
3496 2008-09-01 Paul Brook <paul@codesourcery.com>
3498 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
3500 2008-09-01 Jan Hubicka <jh@suse.cz>
3502 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
3504 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
3506 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
3507 * gimplify.c (gimplify_init_constructor): Add speed operand.
3508 * tree-sra.c (decide_block_copy): Likewise.
3509 * tree-inline.c (estimate_move_cost): Likewise.
3510 * config/alpha/alpha.h (MOVE_RATIO): Update.
3511 * config/frv/frv.c (MOVE_RATIO): Update.
3512 * config/spu/spu.h (MOVE_RATIO): Update.
3513 * config/sparc/sparc.h (MOVE_RATIO): Update.
3514 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
3515 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
3516 * config/cris/cris.h (MOVE_RATIO): Update.
3517 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
3518 * config/arm/arm.h (MOVE_RATIO): Update.
3519 * config/pa/pa.md: Update uses of MOVE_RATIO
3520 * config/pa/pa.h (MOVE_RATIO): Update.
3521 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
3522 CLEAR_RATIO, SET_RATIO): Update.
3523 * config/h8300/h8300.h (MOVE_RATIO): Update.
3524 * config/v850/v850.h (MOVE_RATIO): Update.
3525 * config/bfin/bfin.h (MOVE_RATIO): Update.
3527 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
3528 Dmitry Melnik <dm@ispras.ru>
3529 Dmitry Zhurikhin <zhur@ispras.ru>
3530 Alexander Monakov <amonakov@ispras.ru>
3531 Maxim Kuvyrkov <maxim@codesourcery.com>
3533 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
3534 sel-sched-dump.c, sel-sched-ir.c: New files.
3535 * Makefile.in (OBJS-common): Add selective scheduling object files.
3536 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
3537 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
3538 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
3539 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
3540 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
3541 (make_forwarder_block): Update loop latch if we have redirected
3542 the loop latch edge.
3543 * cfgloop.c (get_loop_body_in_custom_order): New function.
3544 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
3545 (CP_FALLTHRU_PREHEADERS): Likewise.
3546 (get_loop_body_in_custom_order): Declare.
3547 * cfgloopmanip.c (has_preds_from_loop): New.
3548 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
3549 Assert that the preheader edge will be fall thru when it is set.
3550 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
3551 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
3552 fsel-sched-substitution, fselective-scheduling): New flags.
3553 * cse.c (hash_rtx_cb): New.
3555 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
3556 sel_sched_insn_cnt): New counters.
3557 * final.c (compute_alignments): Export. Free dominance
3558 info after loop_optimizer_finalize.
3559 * genattr.c (main): Output maximal_insn_latency prototype.
3560 * genautomata.c (output_default_latencies): New.
3561 Factor its code from ...
3562 (output_internal_insn_latency_func): ... here.
3563 (output_internal_maximal_insn_latency_func): New.
3564 (output_maximal_insn_latency_func): New.
3565 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
3566 (struct hard_reg_set_iterator): New.
3567 (hard_reg_set_iter_init, hard_reg_set_iter_set,
3568 hard_reg_set_iter_next): New functions.
3569 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
3570 * lists.c (remove_free_INSN_LIST_node,
3571 remove_free_EXPR_LIST_node): New functions.
3572 * loop-init.c (loop_optimizer_init): When
3573 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
3574 calling create_preheaders.
3575 (loop_optimizer_finalize): Do not verify flow info after reload.
3576 * recog.c (validate_replace_rtx_1): New parameter simplify.
3577 Default it to true. Update all uses. Factor out simplifying
3579 (simplify_while_replacing): ... this new function.
3580 (validate_replace_rtx_part,
3581 validate_replace_rtx_part_nosimplify): New.
3582 * recog.h (validate_replace_rtx_part,
3583 validate_replace_rtx_part_nosimplify): Declare.
3584 * rtl.c (rtx_equal_p_cb): New.
3585 (rtx_equal_p): Use it.
3586 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
3587 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
3588 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
3589 * vecprim.h: Add a vector type for unsigned int.
3590 * haifa-sched.c: Include vecprim.h and cfgloop.h.
3591 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
3592 ready_try, cycle_issued_insns, spec_info): Make global.
3593 (readyp): Initialize.
3594 (dfa_lookahead): New global variable.
3595 (old_max_uid, old_last_basic_block): Remove.
3596 (h_i_d): Make it a vector.
3597 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
3599 (after_recovery, adding_bb_to_current_region_p):
3600 New variables to handle correct insertion of the recovery code.
3601 (struct ready_list): Move declaration to sched-int.h.
3602 (rgn_n_insns): Removed.
3603 (rtx_vec_t): Move to sched-int.h.
3604 (find_insn_reg_weight): Remove.
3605 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
3606 (haifa_init_h_i_d, haifa_finish_h_i_d):
3607 New functions to initialize / finalize haifa instruction data.
3608 (extend_h_i_d, init_h_i_d): Rewrite.
3609 (unlink_other_notes): Move logic to add_to_note_list. Handle
3610 selective scheduler.
3611 (ready_lastpos, ready_element, ready_sort, reemit_notes,
3612 find_fallthru_edge): Make global, remove static prototypes.
3613 (max_issue): Make global. Add privileged_n and state parameters. Use
3615 (extend_global, extend_all): Removed.
3616 (init_before_recovery): Add new param. Fix the handling of the case
3617 when we insert a recovery code before the EXIT which has a predecessor
3618 with a fallthrough edge to it.
3619 (create_recovery_block): Make global. Rename to
3620 sched_create_recovery_block. Update.
3621 (change_pattern): Rename to sched_change_pattern. Make global.
3622 (speculate_insn): Rename to sched_speculate_insn. Make global.
3623 Split haifa-specific functionality into ...
3624 (haifa_change_pattern): New static function.
3625 (sched_extend_bb): New static function.
3626 (sched_init_bbs): New function.
3627 (current_sched_info): Change type to struct haifa_sched_info.
3628 (insn_cost): Adjust for selective scheduling.
3629 (dep_cost_1): New function. Move logic from ...
3630 (dep_cost): ... here.
3631 (dep_cost): Use dep_cost_1.
3632 (contributes_to_priority_p): Use sched_deps_info instead of
3634 (priority): Adjust to work with selective scheduling. Process the
3635 corner case when all dependencies don't contribute to priority.
3636 (rank_for_schedule): Use ds_weak instead of dep_weak.
3637 (advance_state): New function. Move logic from ...
3638 (advance_one_cycle): ... here.
3639 (add_to_note_list, concat_note_lists): New functions.
3640 (rm_other_notes): Make static. Adjust for selective scheduling.
3641 (remove_notes, restore_other_notes): New functions.
3642 (move_insn): Add two arguments. Update assert. Don't call
3644 (choose_ready): Remove lookahead variable, use dfa_lookahead.
3645 Remove more_issue, max_points. Move the code to initialize
3646 max_lookahead_tries to max_issue.
3647 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
3648 ready. Adjust use of move_insn. Call restore_other_notes.
3650 (sched_init, sched_finish): Move Haifa-specific initialization/
3652 (haifa_sched_init, haifa_sched_finish): ... respectively.
3654 (setup_sched_dump): New function.
3655 (haifa_init_only_bb): New static function.
3656 (haifa_speculate_insn): New static function.
3657 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
3658 (extend_ready, extend_all): Remove.
3659 (sched_extend_ready_list, sched_finish_ready_list): New functions.
3660 (create_check_block_twin, add_to_speculative_block): Use
3661 haifa_insns_init instead of extend_global. Update to use new
3662 initialization functions. Change parameter. Factor out code from
3663 create_check_block_twin to ...
3664 (sched_create_recovery_edges) ... this new function.
3665 (add_block): Remove.
3666 (sched_scan_info): New.
3667 (extend_bb): Use sched_scan_info.
3668 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
3669 static functions for walking through scheduling region.
3670 (sched_luids): New vector variable to replace uid_to_luid.
3671 (luids_extend_insn): New function.
3672 (sched_max_luid): New variable.
3673 (luids_init_insn): New function.
3674 (sched_init_luids, sched_finish_luids): New functions.
3675 (insn_luid): New debug function.
3676 (sched_extend_target): New function.
3677 (haifa_init_insn): New static function.
3678 (sched_init_only_bb): New hook.
3679 (sched_split_block): New hook.
3680 (sched_split_block_1): New function.
3681 (sched_create_empty_bb): New hook.
3682 (sched_create_empty_bb_1): New function.
3683 (common_sched_info, ready): New global variables.
3684 (current_sched_info_var): Remove.
3685 (move_block_after_check): Use common_sched_info.
3686 (haifa_luid_for_non_insn): New static function.
3687 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
3688 (increase_insn_priority): New.
3689 * modulo-sched.c: (issue_rate): Remove static declaration.
3690 (sms_sched_info): Change type to haifa_sched_info.
3691 (sms_sched_deps_info, sms_common_sched_info): New variables.
3692 (setup_sched_infos): New.
3693 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
3694 Do not call regstat_free_calls_crossed.
3695 (sms_print_insn): Use const_rtx.
3696 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
3697 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
3698 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
3699 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
3700 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
3701 current_sched_info to use it.
3702 (enum reg_pending_barrier_mode): Move to sched-int.h.
3703 (h_d_i_d): New variable. Initialize to NULL.
3704 ({true, output, anti, spec, forward}_dependency_cache): Initialize
3706 (estimate_dep_weak): Remove static declaration.
3707 (sched_has_condition_p): New function. Adjust users of
3708 sched_get_condition to use it instead.
3709 (conditions_mutex_p): Add arguments indicating which conditions are
3711 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
3712 argument to indicate whether returned condition is reversed. Do not
3713 generate new rtx when condition should be reversed; indicate it by
3714 setting new argument instead.
3715 (add_dependence_list_and_free): Add deps parameter.
3716 Update all users. Do not free dependence list when
3717 deps context is readonly.
3718 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
3720 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
3721 (remove_from_deps): New. Use the above functions.
3722 (cur_insn, can_start_lhs_rhs_p): New static variables.
3723 (add_or_update_back_dep_1): Initialize present_dep_type.
3724 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
3725 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
3726 haifa_note_dep): New functions implementing dependence hooks for
3727 the Haifa scheduler.
3728 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
3729 note_dep): New functions.
3730 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
3732 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
3733 (free_deps): Initialize deps->reg_last.
3734 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
3735 sched_analyze_insn): Update to use dependency hooks infrastructure
3736 and readonly contexts.
3737 (deps_analyze_insn): New function. Move part of logic from ...
3738 (sched_analyze): ... here. Also move some logic to ...
3739 (deps_start_bb): ... here. New function.
3740 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
3742 (sched_deps_init): New function. Move code from ...
3743 (init_dependency_caches): ... here. Remove.
3744 (init_deps_data_vector): New.
3745 (sched_deps_finish): New function. Move code from ...
3746 (free_dependency_caches): ... here. Remove.
3747 (init_deps_global, finish_deps_global): Adjust for use with
3748 selective scheduling.
3749 (get_dep_weak): Move logic to ...
3750 (get_dep_weak_1): New function.
3751 (ds_merge): Move logic to ...
3752 (ds_merge_1): New static function.
3753 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
3754 (ds_get_max_dep_weak): New function.
3755 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
3756 (n_insns): Rename to rgn_n_insns.
3757 (debug_ebb_dependencies): New function.
3758 (init_ready_list): Use it.
3759 (begin_schedule_ready): Use sched_init_only_bb.
3760 (ebb_print_insn): Indicate when an insn starts a new cycle.
3761 (contributes_to_priority, compute_jump_reg_dependencies,
3762 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
3763 (add_block1): Remove to ebb_add_block.
3764 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
3765 (schedule_ebb): Initialize them. Use remove_notes instead of
3766 rm_other_notes. Use haifa_local_init/finish.
3767 (schedule_ebbs): Use haifa_sched_init/finish.
3768 * sched-int.h: Include vecprim.h, remove rtl.h.
3769 (struct ready_list): Delete declaration.
3770 (sched_verbose_param, enum sched_pass_id_t,
3771 bb_vec_t, insn_vec_t, rtx_vec_t): New.
3772 (struct sched_scan_info_def): New structure.
3773 (sched_scan_info, sched_scan, sched_init_bbs,
3774 sched_init_luids, sched_finish_luids, sched_extend_target,
3775 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
3776 (struct common_sched_info_def): New.
3777 (common_sched_info, haifa_common_sched_info,
3778 sched_emulate_haifa_p): Declare.
3780 (sched_luids): Declare.
3781 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
3782 (sched_max_luid, insn_luid): Declare.
3783 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
3784 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
3785 print_insn, print_pattern, print_value, haifa_classify_insn,
3786 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
3787 setup_sched_dump, sched_init, sched_finish,
3788 sel_insn_is_speculation_check): Export.
3789 (struct ready_list): Move from haifa-sched.c.
3790 (ready_try, ready, max_issue): Export.
3791 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
3792 sched_init_only_bb, sched_split_block, sched_split_block_1,
3793 sched_create_empty_bb, sched_create_empty_bb_1,
3794 sched_create_recovery_block, sched_create_recovery_edges): Export.
3795 (enum reg_pending_barrier_mode): Export.
3796 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
3798 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
3799 print_insn field. Move add_block and fix_recovery_cfg to
3800 common_sched_info_def. Move compute_jump_reg_dependencies,
3802 (struct sched_deps_info_def): ... this new structure.
3803 (sched_deps_info): Declare.
3804 (struct spec_info_def): Remove weakness_cutoff, add
3805 data_weakness_cutoff and control_weakness_cutoff.
3806 (spec_info): Declare.
3807 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
3809 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
3810 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
3811 (current_sched_info): Change type to struct haifa_sched_info.
3812 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
3813 (h_d_i_d): New variable.
3814 (HDID): New accessor macro.
3815 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
3816 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
3818 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
3819 (enum SCHED_FLAGS): Update for selective scheduler.
3820 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
3821 (init_dependency_caches, free_dependency_caches): Delete declarations.
3822 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
3823 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
3824 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
3825 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
3826 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
3828 (rm_other_notes): Delete declaration.
3829 (schedule_block): Remove one argument.
3830 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
3831 ready_element, ready_lastpos, sched_extend_ready_list,
3832 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
3833 concat_note_lists): Export.
3834 (struct region): Move from sched-rgn.h.
3835 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3836 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3837 BLOCK_TO_BB, CONTAINING_RGN): Export.
3838 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
3839 (current_nr_blocks, current_blocks, target_bb): Likewise.
3840 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
3841 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
3842 sched_rgn_local_init, extend_regions,
3843 rgn_make_new_region_out_of_new_block, compute_priorities,
3844 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
3845 extend_rgns, deps_join rgn_setup_common_sched_info,
3846 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
3847 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
3848 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
3849 increase_insn_priority): Likewise.
3850 * sched-rgn.c: Include sel-sched.h.
3851 (ref_counts): New static variable. Use it ...
3852 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
3853 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
3854 (sched_is_disabled_for_current_region_p): Delete static declaration.
3855 (struct region): Move to sched-int.h.
3856 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
3857 ebb_head): Define and initialize.
3858 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
3859 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
3860 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
3862 (find_single_block_region): Add new argument to indicate that EBB
3863 regions should be constructed.
3864 (debug_live): Delete declaration.
3865 (current_nr_blocks, current_blocks, target_bb):
3866 Remove static qualifiers.
3867 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
3869 (init_regions): Delete declaration.
3870 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
3871 rgn_estimate_number_of_insns): New.
3872 (too_large): Use estimate_number_of_insns.
3873 (haifa_find_rgns): New. Move the code from ...
3874 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
3875 (free_trg_info): New.
3876 (compute_trg_info): Allocate candidate tables here instead of ...
3877 (init_ready_list): ... here.
3878 (rgn_print_insn): Use const_rtx.
3879 (contributes_to_priority, extend_regions): Delete static declaration.
3880 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
3881 (add_block1): Rename to rgn_add_block.
3882 (debug_rgn_dependencies): Delete static qualifier.
3883 (new_ready): Use sched_deps_info. Simplify.
3884 (rgn_common_sched_info, rgn_const_sched_deps_info,
3885 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
3887 (region_sched_info): Rename to rgn_const_sched_info.
3888 (deps_join): New, extracted from ...
3889 (propagate_deps): ... here.
3890 (compute_block_dependences, debug_dependencies): Update for selective
3892 (free_rgn_deps, compute_priorities): New functions.
3893 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
3894 sched_rgn_compute_dependencies): New functions.
3895 (schedule_region): Use them.
3896 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
3897 rgn_setup_common_sched_info, rgn_setup_sched_infos):
3899 (schedule_insns): Call new functions that were split out.
3900 (rgn_make_new_region_out_of_new_block): New.
3901 (get_rgn_sched_max_insns_priority): New.
3902 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
3903 scheduling when appropriate.
3904 * sched-vis.c: Include insn-attr.h.
3905 (print_value, print_pattern): Make global.
3906 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
3907 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
3908 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
3909 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
3910 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
3911 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
3912 hooks. Initialize them to 0.
3913 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
3914 * target.h (struct gcc_target): Add them. Rename gen_check field to
3916 * flags.h (sel_sched_switch_set): Declare.
3917 * opts.c (sel_sched_switch_set): New variable.
3918 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
3919 pipelining is disabled from command line.
3920 (common_handle_option): Record whether selective scheduling is
3921 requested from command line.
3922 * doc/invoke.texi: Document new flags and parameters.
3923 * doc/tm.texi: Document new target hooks.
3924 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
3926 (dfa_state_size): Do not declare locally.
3927 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
3928 * config/rs6000/rs6000.c (rs6000_init_sched_context,
3929 rs6000_alloc_sched_context, rs6000_set_sched_context,
3930 rs6000_free_sched_context): New functions.
3931 (struct _rs6000_sched_context): New.
3932 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
3934 (rs6000_sched_finish): Do not run for selective scheduling.
3936 2008-08-31 Jan Hubicka <jh@suse.cz>
3938 * frv.c (frv_rtx_costs): Update forward declaration.
3939 * spu.c (spu_rtx_costs): Likewise.
3940 * pdp11.c: Include df.h
3941 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
3942 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
3943 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
3944 * iq2000.c (iq2000_address_cost): Add speed argument.
3945 (iq2000_rtx_costs): Likewise.
3946 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
3947 update call of mn10300_address_cost.
3948 * mcore.c: Include df.h
3949 (mcore_rtx_costs): Update prototype.
3950 * score3.c: Include df.h
3951 (score3_rtx_costs): Remove speed argument.
3952 * score7.c: Include df.h
3953 (score7_address_cost): Remove speed argument.
3954 * score-protos.h (score_address_cost): Update prototype.
3955 * score.c: Include df.h
3956 (score_rtx_costs): Update call of costs functions.
3957 * v850.c (v850_rtx_costs): Add bool argument.
3959 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
3961 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
3963 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3965 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
3966 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
3968 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
3970 * mkmap-flat.awk: Add option pe_dll.
3971 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
3972 * config/i386/t-cygwin (SHLIB_LC): Add.
3973 * config/i386/t-mingw32 (SHLIB_LC): Add.
3974 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
3975 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
3976 (LINK_SPEC): Support libgcc_s.
3977 (LIBGCC_SPEC): Support libgcc_s.
3978 (LIBGCC_SONAME): New.
3980 2008-08-31 Jan Hubicka <jh@suse.cz>
3982 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
3983 mistakely had old version of patch.
3985 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
3986 (ipcp_estimate_growth): New.
3987 (ipcp_insert_stage): Use ipcp_estimate_growth.
3988 * profile.c (branch_prob): When reading failed, do not consider
3991 2008-08-31 Jan Hubicka <jh@suse.cz>
3993 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
3994 loop is optimized for speed.
3996 2008-08-31 Richard Guenther <rguenther@suse.de>
3999 * fold-const.c (fold_binary): Retain conversions in folding
4002 2008-08-31 Jan Hubicka <jh@suse.cz>
4004 * postreload-gcse.c (eliminate_partially_redundant_loads):
4005 Use optimize_bb_for_size_p.
4006 * predict.c (maybe_hot_frequency_p): Make inline.
4007 (maybe_hot_count_p): Break out from ...
4008 (maybe_hot_bb_p): ... this one.
4009 (maybe_hot_edge_p): Simplify.
4010 * basic-block.h (probably_cold_bb_p): Remove.
4012 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4015 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4017 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4018 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4019 Also split V4SFmode.
4020 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4023 2008-08-31 Jan Hubicka <jh@suse.cz>
4025 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4027 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4029 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4032 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4035 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4036 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4038 2008-08-31 Jan Hubicka <jh@suse.cz>
4040 * sparc.h (BRANCH_COST): Fix macro definition.
4041 * avr.c (avr_operand_rtx_cost): Add speed argument.
4042 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4044 2008-08-31 Richard Guenther <rguenther@suse.de>
4046 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4047 types instead of operands. Re-instantiate verifying of
4048 binary expression operands.
4050 2008-08-30 Jan Hubicka <jh@suse.cz>
4052 * fwprop.c (should_replace_address): Add speed attribute.
4053 (PR_OPTIMIZE_FOR_SPEED): New flag.
4054 (propagate_rtx_1): Use it.
4055 (propagate_rtx): Set it.
4056 (try_fwprop_subst): Update call of rtx_costs.
4057 (forward_propagate_and_simplify): LIkewise.
4058 * hooks.c (hook_int_rtx_bool_0): New
4059 (hook_bool_rtx_int_int_intp_false): Replace by ...
4060 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4061 * hooks.h (hook_int_rtx_bool_0): New
4062 (hook_bool_rtx_int_int_intp_false): Replace by ...
4063 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
4064 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
4065 (prepare_cmp_insn): UPdate call of rtx_cost.
4066 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
4067 (reload_cse_simplify_operands): Update call of rtx_cost.
4068 (reload_cse_move2add): call of rtx_cost.
4069 * target.h (struct gcc_target): Update rtx_costs and address_costs.
4070 * rtlanal.c (rtx_cost): Add speed argument.
4071 (address_cost): Add speed argument
4072 (default_address_cost): Likewise.
4073 (insn_rtx_cost): Likewise.
4074 * cfgloopanal.c (seq_cost): Add speed argument.
4075 (target_reg_cost, target_spill_cost): Turn to array.
4076 (init_set_costs): Update for speed.
4077 (estimate_reg_pressure_cost): Add speed argument.
4078 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
4079 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
4080 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
4081 (seq_cost): Add speed argument.
4082 (computation_cost): Add speed arugment.
4083 (add_cost, multiply_by_const, get_address_cost): add speed argument.
4084 (force_expr_to_var_cost): Update for profile info.
4085 (force_var_cost): Likewise.
4086 (split_address_cost): Likewise.
4087 (ptr_difference_cost): Likewise.
4088 (difference_cost): Likewise.
4089 (get_computation_cost_at): Likewise.
4090 (determine_iv_cost): Likewise.
4091 (ivopts_global_cost_for_size): Likewise.
4092 (rewrite_use_address): Likewise.
4093 (tree_ssa_iv_optimize_loop): Initialize speed field.
4094 * cse.c (optimize_this_for_speed_p): New static var.
4095 (notreg_cost): Update call of rtx_cost.
4096 (cse_extended_basic_block): set optimize_this_for_speed_p.
4097 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
4098 (noce_try_cmove_arith): Likewise.
4099 (noce_try_sign_mask): LIkewise.
4100 * expr.c (compress_float_constant): Update rtx_cost calls.
4101 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
4103 (addr_to_parts): Likewise.
4104 (create_mem_ref): Likewise.
4105 * dse.c (find_shift_sequence): Add speed argument.
4106 (replace_read): Update call.
4107 * calls.c (precompute_register_parameters): Update call of rtx_cost.
4108 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
4109 * neg_cost, shift_cost, shiftadd_cost,
4110 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
4111 mul_highpart_cost): Increase dimension.
4112 (init_expmed): Initialize for both size and speed.
4113 (expand_shift): Use profile.
4114 (synth_mult): Use profile.
4115 (choose_mult_variant): Use profile.
4116 (expand_mult): Use profile.
4117 (expand_mult_highpart_optab): Use profile.
4118 (expand_mult_highpart): Use profile.
4119 (expand_smod_pow2): Use profile.
4120 (expand_divmod): Use profile.
4121 * simplify-rtx.c (simplify_binary_operation_1): Update call of
4123 * loop-invariant.c (create_new_invariant): Use profile.
4124 (gain_for_invariant): Add speed parameter.
4125 (best_gain_for_invariant): Likewise.
4126 (find_invariants_to_move): Likewise.
4127 (move_single_loop_invariants): Set it.
4128 * target-def.h (TARGET_RTX_COSTS): Use hook.
4129 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
4130 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
4131 * output.h (default_address_cost): Update prototype.
4132 * combine.c (optimize_this_for_speed_p): New static var.
4133 (combine_validate_cost): Update call of rtx_cost.
4134 (combine_instructions): Set optimize_this_for_speed_p.
4135 (expand_compound_operation): Update call of rtx_cost.
4136 (make_extraction):Update call of rtx_cost.
4137 (force_to_mode):Update call of rtx_cost.
4138 (distribute_and_simplify_rtx):Update call of rtx_cost.
4139 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
4140 (estimate_reg_pressure_cost): Update prototype.
4141 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
4142 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
4144 * config/alpha/alpha.c (alpha_rtx_costs): Update.
4145 (alpha_rtx_costs): Update.
4146 * config/frv/frv.c (frv_rtx_costs): Update.
4147 * config/s390/s390.c (s390_rtx_costs): Update.
4148 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
4149 (m32c_rtx_costs): Update.
4150 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
4151 (spu_rtx_costs): Update.
4152 * config/sparc/sparc.c (sparc_rtx_costs): Update.
4153 * config/m32r/m32r.c (m32r_rtx_costs): Update.
4154 * config/i386/i386.c (:ix86_address_cost): Update.
4155 (ix86_rtx_costs): Update.
4156 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
4157 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
4158 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
4159 * config/crx/crx.c (crx_address_cost): Update.
4160 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
4161 * config/stormy16/stormy16.c
4162 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
4163 * config/m68hc11/m68hc11.c
4164 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
4165 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
4166 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
4168 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
4170 * config/ia64/ia64.c (ia64_rtx_costs): Update.
4171 * config/m68k/m68k.c (m68k_rtx_costs): Update.
4172 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
4173 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
4174 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
4175 (mcore_rtx_costs): update.
4176 * config/score/score3.c (score3_rtx_costs): Update.
4177 * config/score/score7.c (score7_rtx_costs): Update.
4178 * config/score/score3.h (score3_rtx_costs):Update.
4179 * config/score/score7.h (score7_rtx_costs): Update.
4180 * config/score/score.c (score_rtx_costs): Update.
4181 * config/arm/arm.c (arm_address_cost): Update.
4182 (arm_rtx_costs_1): Update.
4183 (arm_rtx_costs_1): Update.
4184 (arm_size_rtx_costs): Update.
4185 (arm_size_rtx_costs): Update.
4186 (arm_size_rtx_costs): Update.
4187 (arm_xscale_rtx_costs): Update.
4188 (arm_thumb_address_cost): Update.
4189 * config/pa/pa.c (hppa_address_cost): Update.
4190 * config/mips/mips.c (mips_rtx_costs): Update.
4191 * config/vax/vax.c (vax_address_cost): Update.
4192 * config/h8300/h8300.c (h8300_shift_costs): Update.
4193 (h8300_rtx_costs): Update.
4194 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
4195 (v850_rtx_costs): Update.
4196 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
4197 * config/bfin/bfin.c
4198 (bfin_address_cost): Update.
4199 (bfin_rtx_costs): Update.
4200 * stmt.c (lshift_cheap_p): Update.
4202 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4205 * expmed.c (extract_bit_field_1): Check the mode size to make
4206 sure the vector modes have the same size.
4208 2008-08-29 Michael Meissner <gnu@the-meissners.org>
4210 * dojump.c (top level): Include basic-block.h to declare
4211 optimize_insn_for_speed_p
4213 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
4215 * opts.h (CL_SAVE): New option class for marking options that are
4216 target specific options usable in the target attribute.
4217 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
4219 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
4220 can easily find the target specific options that are safe to use
4221 in the attribute or pragma.
4223 * attribs.c (decl_attributes): Change #pragma GCC option to
4224 #pragma GCC target, and attribute((option(...))) to
4225 attribute((target(...))).
4227 * doc/extend.texi (target attribute): Change from option
4228 attribute. Delete push/pop/reset.
4229 (#pragma GCC target): Change from #pragma GCC option. Delete
4231 (#pragma GCC push_options): Document new pragma.
4232 (#pragma GCC pop_options): Document new pragma.
4233 (#pragma GCC reset_options): Document new pragma.
4235 * targhooks.c (default_target_option_valid_attribute_p): Add
4236 warning about port not supporting target attributes.
4237 (default_target_option_pragma_parse): New function, warn about
4238 #pragma GCC target not being supported.
4240 * targhooks.h (default_target_option_pragma_parse): Add
4243 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
4244 TI_CURRENT_OPTION_PRAGMA.
4245 (current_target_pragma): Rename from current_option_pragma.
4247 * target.h: (struct target_option): Delete booleans for changing
4248 the optimization level on hot/cold functions. Change signature of
4249 pragma_parse hook to take a second tree.
4251 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
4253 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
4254 that the declaration is done at global scope.
4256 * langhooks.c (add_builtin_function_common): Move most of the code
4257 from add_builtin_function here, calling the hook passed in.
4258 (add_builtin_function): Call add_builtin_function_common with
4259 standard builtin hook.
4260 (add_builtin_function_ext_scope): New function to add builtins to
4263 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
4265 (add_builtin_function_ext_scope): Add declaration.
4267 * c-pragma.c (handle_pragma_target): Rename from
4268 handle_pragma_option, #pragma GCC option is now #pragma GCC
4269 target. Move warning about port not supporting target options to
4270 default pragma parse hook. Remove push/pop/reset from this
4272 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
4273 (option_stack): Delete static variable.
4274 (optimize_stack): Ditto.
4275 (optons_stack): New stack of saved target and optimization
4277 (handle_pragma_push_options): New function to handle pushing both
4278 target and optimization options.
4279 (handle_pragma_pop_options): New function to handle popping both
4280 target and optimization options.
4281 (handle_pragma_reset_options): New function to handle resetting
4282 both target and optimization options to their initial state.
4283 (init_pragma): Rename handle_pragma_option to
4284 handle_pragma_target. Add support for push_options, pop_options,
4285 and reset_options pragmas.
4287 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
4288 default_target_option_pragma_parse.
4289 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
4290 default_target_option_valid_attribute_p.
4291 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4292 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4293 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
4294 optimization level on hot/cold functions.
4296 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
4297 if the caller and callee have different optimization levels.
4299 * c-common.c (handle_target_attribute): Rename from
4300 handle_option_attribute, attribute((option(...))) is now
4301 attribute((target(...))). Move warning if the port does not
4302 support target attributes to the default hook.
4303 (handle_hot_attribute): Delete code to change the optimization
4304 level of hot functions.
4305 (handle_cold_attribute): Ditto.
4307 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
4308 argument that is the binary tree options to use if there are no
4309 arguments. Call ix86_valid_target_attribute_tree instead of
4310 ix86_valid_option_attribute_tree.
4311 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
4312 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
4313 ix86_pragma_option_parse.
4315 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
4316 Rename from ix86_valid_option_attribute_tree.
4318 * config/i386/i386.c (ix86_add_new_builtins): New function to add
4319 new builtins when the ISA changes.
4320 (ix86_valid_target_attribute_tree): Rename from
4321 ix86_valid_option_attribute_tree. Change callers. If the
4322 function specified optimization options, use those as the starting
4323 point before setting up the target attributes. If the
4324 optimization options were changed in the course of setting the
4325 target attributes, record the new optimization options.
4326 (ix86_valid_target_attribute_tree_inner_p): Rename from
4327 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
4328 ix86_add_new_builtins if the ISA changed.
4329 (ix86_valid_target_attribute_p): Rename from
4330 ix86_valid_option_attribute_p. Change callers.
4331 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
4332 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
4333 as delayed builtin functions.
4334 (struct builtin_isa): New structure to record builtin functions
4335 that should be delayed until the ISA for that function is used.
4336 (ix86_builtins_isa): Change from int to struct to track builtin
4337 functions we want to declare at some point.
4338 (def_builtin): If the front end can delay defining the builtin
4339 functions, don't create builtins for ISAs not part of the default
4341 (def_builtin_const): Ditto.
4342 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
4343 __builtin_ia32_pcmov_v2di to be different builtin functions.
4344 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
4345 a structure instead of an int.
4346 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
4347 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
4348 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4349 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4351 * config/ia64/ia64.h
4352 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
4353 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
4355 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
4356 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
4357 (LANG_HOOKS_INITIALIZER): Add
4358 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
4360 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
4363 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
4364 the reload address with the index register for SFmode
4365 access with a displacement.
4367 2008-08-30 Jan Hubicka <jh@suse.cz>
4369 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
4370 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
4371 * dojump.c (do_jump): Likewise.
4372 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
4373 (note-if_info): Add BRANCH_COST.
4374 (noce_try_store_flag_constants, noce_try_addcc,
4375 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
4376 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
4377 find_if_case_2): Use computed branch cost.
4378 * expr.h (BRANCH_COST): Update default.
4379 * predict.c (predictable_edge_p): New function.
4380 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
4381 Update BRANCH_COST call.
4382 * basic-block.h (predictable_edge_p): Declare.
4383 * config/alpha/alpha.h (BRANCH_COST): Update.
4384 * config/frv/frv.h (BRANCH_COST): Update.
4385 * config/s390/s390.h (BRANCH_COST): Update.
4386 * config/spu/spu.h (BRANCH_COST): Update.
4387 * config/sparc/sparc.h (BRANCH_COST): Update.
4388 * config/m32r/m32r.h (BRANCH_COST): Update.
4389 * config/i386/i386.h (BRANCH_COST): Update.
4390 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
4392 * config/sh/sh.h (BRANCH_COST): Update.
4393 * config/pdp11/pdp11.h (BRANCH_COST): Update.
4394 * config/avr/avr.h (BRANCH_COST): Update.
4395 * config/crx/crx.h (BRANCH_COST): Update.
4396 * config/xtensa/xtensa.h (BRANCH_COST): Update.
4397 * config/stormy16/stormy16.h (BRANCH_COST): Update.
4398 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
4399 * config/iq2000/iq2000.h (BRANCH_COST): Update.
4400 * config/ia64/ia64.h (BRANCH_COST): Update.
4401 * config/rs6000/rs6000.h (BRANCH_COST): Update.
4402 * config/arc/arc.h (BRANCH_COST): Update.
4403 * config/score/score.h (BRANCH_COST): Update.
4404 * config/arm/arm.h (BRANCH_COST): Update.
4405 * config/pa/pa.h (BRANCH_COST): Update.
4406 * config/mips/mips.h (BRANCH_COST): Update.
4407 * config/vax/vax.h (BRANCH_COST): Update.
4408 * config/h8300/h8300.h (BRANCH_COST): Update.
4409 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
4410 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
4411 * doc/tm.texi (BRANCH_COST): Update.
4413 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
4416 * config/arm/arm.c (arm_optimization_options): Set
4417 flag_section_anchors to 2 instead of 1 to distinguish it from
4418 -fsection-anchors given explicitely on the command line.
4420 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
4422 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
4423 final insn of a split.
4425 2008-08-30 Jan Hubicka <jh@suse.cz>
4427 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
4428 optimized for speed.
4429 * final.c (compute_alignments): Use optimize_bb_for_size_p.
4430 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
4431 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
4432 flag_gcse_after_reload_set): New static vars.
4433 (common_handle_option): Enable those flags for profile-use.
4434 (decode_options): Remove optimize_size flags that are handled
4435 on higher granuality.
4436 * tree-vectorizer.c (vectorize_loops): Use
4437 optimize_loop_nest_for_speed_p.
4438 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
4439 * tree-predcom.c (tree_predictive_commoning): Use
4440 optimize_loop_for_speed_p.
4441 * varasm.c (assemble_start_function): Use
4442 optimize_function_for_speed_p.
4443 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
4444 * predict.c (optimize_loop_for_speed_p): Fix walk.
4446 2008-08-30 Jan Hubicka <jh@suse.cz>
4448 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
4450 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
4451 profile presence locally.
4453 2008-08-29 Joseph Myers <joseph@codesourcery.com>
4456 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
4457 versions before 4.0.
4459 2008-08-29 Jan Hubicka <jh@suse.cz>
4461 * tree-inline.c (insert_init_stmt): Insert sequence even when
4464 2008-08-29 Jeff Law <law@redhat.com>
4466 * mn10300.c (mn10300_secondary_reload_class): We need secondary
4467 reloads for AM33-2 if IN is a pseudo with an equivalent memory
4468 location and class is an FP register.
4470 2008-08-29 Jan Hubicka <jh@suse.cz>
4472 * see.c (see_merge_one_def_extension): Silence used uninitialized
4474 * matrix-reorg.c (check_allocation_function): Likewise.
4475 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
4477 2008-08-29 Jakub Jelinek <jakub@redhat.com>
4480 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
4481 compute new & and | in type rather than TREE_TYPE (arg0).
4483 * dwarf2out.c (fortran_common): Update comment.
4484 (gen_variable_die): Swap com_die and var_die variables in Fortran
4485 COMMON block handling code.
4487 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
4489 * dwarf2out.c (gen_const_die): New function.
4490 (size_of_die, value_format, output_die): Output larger
4491 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
4492 (native_encode_initializer): New function.
4493 (tree_add_const_value_attribute): Call it.
4494 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
4496 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
4497 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
4498 TREE_THIS_VOLATILE to add_type_attribute.
4500 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
4502 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
4505 * dwarf2out.c (loc_by_reference): New function.
4506 (add_location_or_const_value_attribute): Use it.
4509 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
4510 as DW_TAG_variable children of DW_TAG_common_block rather than
4511 DW_TAG_member children. Put DW_AT_external to individual
4512 DW_TAG_variable DIEs, not to DW_TAG_common_block.
4514 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
4515 loc_descriptor_from_tree_1.
4519 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
4520 arguments to imported_module_or_decl.
4521 (debug_nothing_tree_tree): Removed.
4522 (debug_nothing_tree_tree_tree_bool): New prototype.
4523 * debug.c (do_nothing_debug_hooks): Adjust.
4524 (debug_nothing_tree_tree): Removed.
4525 (debug_nothing_tree_tree_tree_bool): New function.
4526 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
4527 (gen_variable_die): Put all common vars for the
4528 same COMMON block under one DW_TAG_common_block.
4529 (declare_in_namespace): Return new context_die, for Fortran
4530 return the module DIE instead of adding extra declarations into
4532 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
4533 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
4534 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
4536 (dwarf2out_global_decl): Don't skip Fortran global vars.
4537 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
4538 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
4539 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
4540 DW_TAG_imported_declaration as child of previous
4541 DW_TAG_imported_module.
4542 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
4543 * sdbout.c (sdb_debug_hooks): Likewise.
4544 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
4546 2008-08-29 Jan Hubicka <jh@suse.cz>
4548 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
4550 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
4551 * ipa-cp.c (n_cloning_candidates): New static variable.
4552 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
4553 (ipcp_print_all_lattices): Improve debug output.
4554 (ipcp_cloning_candidate_p): New function.
4555 (ipcp_initialize_node_lattices): Use it.
4556 (ipcp_init_stage): Do only analyzis here; prettier debug output.
4557 (ipcp_propagate_stage): Prettier debug output.
4558 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
4559 (ipcp_print_all_structures): Remove.
4560 (ipcp_need_redirect_p): Test !n_cloning_candidates.
4561 (ipcp_insert_stage): Prettier debug output; call
4562 cgraph_remove_unreachable_nodes before propagating.
4563 (pass_ipa_cp): Schedule function removal pass.
4564 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
4566 (cgraph_maybe_hot_edge_p): Move to ...
4567 * predict.c (cgraph_maybe_hot_edge_p) ... here.
4568 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
4569 (common_handle_option): Set them; enable ipa-cp when profiling.
4570 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
4571 (ipa_print_all_jump_functions): Likewise.
4572 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
4573 (ipa_print_node_params, ipa_print_all_params): New.
4574 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
4575 ipa_print_all_param_flags): Remove.
4576 (ipa_print_node_params, ipa_print_all_params): New.
4578 2008-08-29 Bob Wilson <bob.wilson@acm.org>
4580 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
4581 change from 2008-04-03.
4582 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
4584 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4587 * ira-color.c (push_allocnos_to_stack): Truncate
4588 removed_splay_allocno_vec.
4590 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
4593 * ira-color (ira_fast_allocation): Don't assign hard registers to
4596 2008-08-29 Jan Hubicka <jh@suse.cz>
4599 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
4600 for cold internal loops.
4602 2008-08-29 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-structalias.c (create_variable_info_for): Do not
4605 create fields for heap vars or vars with a noalias state.
4606 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
4609 2008-08-29 Richard Guenther <rguenther@suse.de>
4611 * common.opt (ftree-store-ccp): Mark as preserved for
4612 backward compatibility.
4613 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
4614 * tree-pass.h (pass_store_ccp): Remove.
4615 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
4616 (first_vdef): Remove declaration.
4617 (get_value_loaded_by): Likewise.
4618 * tree-ssa-ccp.c (do_store_ccp): Remove.
4619 (get_default_value): Simplify as do_store_ccp is always false
4620 now. Do not initialize mem_ref.
4621 (set_value_varying): Likewise.
4622 (canonicalize_float_value): Likewise.
4623 (set_lattice_value): Likewise.
4624 (likely_value): Likewise.
4625 (surely_varying_stmt_p): Likewise.
4626 (ccp_initialize): Likewise.
4627 (ccp_lattice_meet): Likewise.
4628 (ccp_visit_phi_node): Likewise.
4629 (ccp_fold): Likewise.
4630 (evaluate_stmt): Likewise.
4631 (visit_assignment): Likewise.
4632 (ccp_visit_stmt): Likewise.
4633 (execute_ssa_ccp): Fold into ...
4634 (do_ssa_ccp): ... this.
4635 (do_ssa_store_ccp): Remove.
4636 (gate_store_ccp): Likewise.
4637 (pass_store_ccp): Likewise.
4638 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
4640 * tree-ssa-propagate.c (first_vdef): Remove.
4641 (get_value_loaded_by): Likewise.
4642 (replace_vuses_in): Likewise.
4643 (substitute_and_fold): Do not call replace_vuses_in.
4644 * opts.c (decode_options): Do not set flag_tree_store_ccp.
4646 2008-08-29 Richard Guenther <rguenther@suse.de>
4649 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
4650 PARAM_NOALIAS tags with is_heapvar.
4651 * tree-ssa-operands.c (access_can_touch_variable): Offset
4652 based tests do not apply for heapvars. Fix offset test.
4654 2008-08-29 Jan Hubicka <jh@suse.cz>
4656 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
4657 (-fipa-cp-clone): Enabled by default at -O3.
4658 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
4659 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
4661 2008-08-29 Jan Hubicka <jh@suse.cz>
4663 * tree.c (build_function_type_skip_args,
4664 build_function_decl_skip_args): New functions.
4665 * tree.h (build_function_type_skip_args,
4666 build_function_decl_skip_args): Declare.
4667 * gimple.c (giple_copy_call_skip_args): New function.
4668 (giple_copy_call_skip_args): Declare.
4670 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
4671 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
4672 (ipcp_node_modifiable_p): ... this one; use
4673 tree_versionable_function_p.
4674 (ipcp_create_replace_map): Improve debug output.
4675 (ipcp_need_redirect_p): Return false when not clonning.
4676 (ipcp_update_callgraph): Skip args.
4677 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
4679 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
4680 (save_inline_function_body): Update call of tree_function_versioning.
4681 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
4682 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
4684 (tree_function_versioning): Likewise.
4685 * tree-inline.h (tree_function_versioning): Update prototype.
4687 2008-08-29 Jan Hubicka <jh@suse.cz>
4689 * loop-unswitch.c (unswitch_single_loop): Use
4690 optimize_loop_for_speed_p.
4691 * tree-ssa-threadupdate.c (mark_threaded_blocks):
4692 Use optimize_function_for_size_p.
4693 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
4694 * postreload-gcse.c (eliminate_partially_redundant_load):
4695 Use optimize_bb_for_size_p.
4696 * value-prof.c (gimple_divmod_fixed_value_transform,
4697 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
4698 gimple_stringops_transform): Use optimize_bb_for_size_p.
4699 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
4700 * final.c (compute_alignments): Use optimize_function_for_size_p.
4701 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
4702 (fold_builtin_strcpy, fold_builtin_fputs): Use
4703 optimize_function_for_size_p.
4704 * fold-const.c (tree_swap_operands_p): Use
4705 optimize_function_for_size_p.
4706 * recog.c (relax_delay_slots): Likewise.
4707 * tree-ssa-math-opts.c (replace_reciprocal):
4708 Use optimize_bb_for_speed_p.
4709 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
4710 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
4711 optimize_function_for_size_p.
4712 (cgraph_decide_inlining_of_small_function): Use
4713 optimize_function_for_size_p.
4714 * global.c (find_reg): Use optimize_function_for_size_p.
4715 * opts.c (decode_options): Do not clear flag_tree_ch,
4716 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
4717 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
4718 work it out from profile.
4719 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
4720 optimize_loop_for_speed_p.
4721 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4723 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
4724 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
4725 * tree-eh.c (decide_copy_try_finally): Use
4726 optimize_function_for_size_p.
4727 * local-alloc.c (block_alloc): Pass BB pointer.
4728 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
4729 * gcse.c (gcse_main): Use optimize_function_for_size_p.
4730 * loop-unroll.c (decide_unrolling_and_peeling):
4731 Use optimize_loop_for_size_p.
4732 (decide_peel_completely): Likewise.
4733 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
4734 optimize_loop_for_size_p.
4735 (vect_enhance_data_refs_alignment): Likewise.
4736 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
4737 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
4739 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
4740 (try_crossjump_bb): Use optimize_bb_for_size_p.
4741 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
4742 optimize_loop_for_speed_p.
4743 * bb-reorder.c (find_traces_1_round): Likewise.
4744 (copy_bb): Use optimize_bb_for_speed_p.
4745 (duplicate_computed_gotos): Likewise.
4746 * basic-block.h (optimize_loop_nest_for_size_p,
4747 optimize_loop_nest_for_speed_p): New.
4748 * stmt.c (expand_case): Use optimize_insn_for_size_p.
4750 2008-08-29 Tristan Gingold <gingold@adacore.com>
4752 * gcov.c (main): Call expandargv.
4754 2008-08-29 Jan Hubicka <jh@suse.cz>
4756 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
4758 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4760 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
4761 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
4763 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
4765 2008-08-29 Jan Hubicka <jh@suse.cz>
4767 * tree-pass.h (pass_strip_predict_hints): Declare.
4768 * predict.c (strip_builtin_expect): Rename to ...
4769 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
4770 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
4771 (tree_estimate_probability): Do not strip builtin_expect.
4772 (pass_strip_predict_hints): New pass.
4773 * tree-inline.c (expand_call_inline): When inlining cold function,
4774 predict it as unlikely.
4775 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
4777 2008-08-29 Richard Guenther <rguenther@suse.de>
4779 PR tree-optimization/37207
4780 * tree-vrp.c (extract_range_from_binary_expr): Also try
4781 to constant fold if only one of the operands is a constant.
4783 2008-08-29 Nick Clifton <nickc@redhat.com>
4785 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
4786 the same way as SYMBOL_REFs.
4788 2008-08-28 Bob Wilson <bob.wilson@acm.org>
4790 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
4792 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4794 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
4795 * config/mips/mips.md (branch_likely): Remove const. Fix
4797 (define_delay for type "branch"): Change to only apply for branch
4798 with likely variant.
4799 (define_delay for type "branch" and "branch_likely" no). New delay
4801 (equality_op): New code iterator.
4802 (bbv, bbinv): New code attributes.
4803 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
4806 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4807 Andrew Pinski <pinskia@gcc.gnu.org>
4810 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
4812 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
4814 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
4815 rule that a symbolic constant must be defined and >= 0 for the
4816 corresponding facility to be present at compile-time.
4817 * gthr-posix.c: Likewise.
4819 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
4821 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
4822 * config/mips/mips.md (D): New mode attribute.
4823 (mulsi3, muldi3): Merge it into ...
4824 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
4825 (muldi3_mul3): New pattern.
4826 (mulsi3_mult3): Rename to mulsi3_mul3.
4828 2008-08-28 Jan Hubicka <jh@suse.cz>
4830 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
4832 * predict.c (always_optimize_for_size_p): Rename to ...
4833 (optimize_function_for_size): ... this one; make extern.
4834 (optimize_function_for_speed_p): New.
4835 (optimize_bb_for_size_p, optimize_bb_for_size_p,
4836 optimize_edge_for_size_p,optimize_edge_for_size_p,
4837 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
4838 * basic-block.h (optimize_function_for_size_p,
4839 optimize_function_for_speed_p): Declare.
4840 * i386.md (optimize_size checks): Replace them by appropriate
4842 (standard_80387_constant_p, ix86_compute_frame_layout,
4843 ix86_expand_epilogue, ix86_decompose_address,
4844 print_operand, emit_i387_cw_initialization,
4845 inline_memory_move_cost, ix86_pad_returns,
4846 ix86_reorg): Replace optimize_size checks.
4848 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
4850 * rtl.h (simplify_subreg_regno): Declare.
4851 * rtlanal.c (simplify_subreg_regno): New function, split out from...
4852 * simplify-rtx.c (simplify_subreg): ...here.
4853 * reload.c (find_reloads): Use simplify_subreg_regno instead of
4854 subreg_offset_representable_p.
4856 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4859 * c-typeck.c (convert_for_assignment): Give a note describing what
4860 was passed and what was expected.
4862 2008-08-28 Joey Ye <joey.ye@intel.com>
4864 * doc/extend.texi: Document AVX built-in functions.
4865 * doc/invoke.texi: Document -mavx.
4867 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
4868 Joey Ye <joey.ye@intel.com>
4869 Xuepeng Guo <xuepeng.guo@intel.com>
4871 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
4873 * config/i386/cpuid.h (bit_FMA): New.
4874 (bit_XSAVE): Likewise.
4875 (bit_OSXSAVE): Likewise.
4876 (bit_AVX): Likewise.
4878 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
4879 define. Use ASM_OUTPUT_AVX_PREFIX.
4881 * config/i386/gmmintrin.h: New.
4883 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
4884 (OPTION_MASK_ISA_AVX_SET): New.
4885 (OPTION_MASK_ISA_FMA_SET): Likewise.
4886 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
4887 (OPTION_MASK_ISA_FMA_SET): Likewise.
4888 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
4889 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
4890 (pta_flags): Add PTA_AVX and PTA_FMA.
4891 (override_options): Handle PTA_AVX and PTA_FMA.
4892 (init_cumulative_args): Handle warn_avx.
4893 (classify_argument): Return 0 for COImode and OImode. Return
4894 1 and X86_64_AVX_CLASS for 256bit vector types.
4895 (examine_argument): Handle X86_64_AVX_CLASS.
4896 (construct_container): Likewise.
4897 (function_arg_advance_32): Pass OImode and 256bit vector types
4899 (function_arg_advance_64): Take a new argument to indicate if a
4900 parameter is named. Handle 256bit vector types. Return
4901 immediately for unnamed 256bit vector mode parameters.
4902 (function_arg_advance): Updated.
4903 (function_arg_32): Add comments for TImode. Handle OImode
4904 and 256bit vector types.
4905 (function_arg_64): Take a new argument to indicate if a
4906 parameter is named. Handle 256bit vector types. Return NULL
4907 for unnamed 256bit vector mode parameters.
4908 (function_arg): Updated.
4909 (setup_incoming_varargs_64): Support
4910 AVX encoding for *sse_prologue_save_insn.
4911 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
4912 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
4913 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
4914 enabled, otherwise return -3.
4915 (standard_sse_constant_opcode): Handle AVX and 256bit vector
4917 (print_reg): Support AVX registers. Handle 'x' and 't'.
4918 Handle 'd' to duplicate the operand.
4919 (print_operand): Likewise. Also support AVX vector compare
4921 (output_387_binary_op): Support AVX.
4922 (output_fp_compare): Likewise.
4923 (ix86_expand_vector_move_misalign): Likewise.
4924 (ix86_attr_length_vex_default): New.
4925 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
4926 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
4927 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
4928 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
4929 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
4930 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
4931 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
4932 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
4933 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
4934 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
4935 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
4936 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
4937 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
4938 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
4939 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
4940 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
4941 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
4942 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
4943 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
4944 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
4945 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
4946 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
4947 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
4948 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
4949 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
4950 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
4951 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
4952 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
4953 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
4954 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
4955 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
4956 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
4957 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
4958 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
4959 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
4960 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
4961 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
4962 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
4963 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
4964 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
4965 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
4966 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
4967 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
4968 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
4969 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
4970 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
4971 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
4972 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
4973 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
4974 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
4975 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
4976 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
4977 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
4978 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
4979 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
4980 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
4981 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
4982 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
4983 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
4984 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
4985 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
4986 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
4987 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
4988 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
4989 and IX86_BUILTIN_MOVMSKPS256,
4990 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
4991 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
4992 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
4993 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
4994 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
4995 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
4996 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
4997 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
4998 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
4999 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5000 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5001 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5002 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5003 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5004 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5005 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5006 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5007 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5008 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5009 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5010 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5011 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5012 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5013 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5014 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5015 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5016 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5017 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5018 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5019 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5020 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5021 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5022 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5023 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5024 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5025 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5026 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5027 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5028 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5029 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5030 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5031 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5032 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5033 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5034 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5035 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5036 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5037 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5038 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5039 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5040 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5041 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5042 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5043 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5044 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5045 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5046 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5047 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5049 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
5050 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
5051 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
5052 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5053 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5054 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5055 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
5056 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5057 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
5058 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5059 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
5060 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
5061 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
5062 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
5063 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
5064 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
5065 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5066 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5067 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5068 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5069 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5070 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5071 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5072 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5073 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5074 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5075 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5076 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5077 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5078 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5079 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5080 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5081 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5082 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
5083 IX86_BUILTIN_MOVMSKPS256.
5084 (ix86_init_mmx_sse_builtins): Support AVX builtins.
5085 (ix86_expand_args_builtin): Likewise.
5086 (ix86_expand_special_args_builtin): Likewise.
5087 (ix86_hard_regno_mode_ok): Handle AVX modes.
5088 (ix86_expand_vector_init_duplicate): Likewise.
5089 (ix86_expand_vector_init_one_nonzero): Likewise.
5090 (ix86_expand_vector_init_one_var): Likewise.
5091 (ix86_expand_vector_init_concat): Likewise.
5092 (ix86_expand_vector_init_general): Likewise.
5093 (ix86_expand_vector_set): Likewise.
5094 (ix86_vector_mode_supported_p): Likewise.
5095 (x86_extended_reg_mentioned_p): Check INSN_P before using
5098 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
5099 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
5101 * config/i386/i386.h (TARGET_AVX): New.
5102 (TARGET_FMA): Likewise.
5103 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
5104 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
5105 (VALID_AVX256_REG_MODE): New.
5106 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5107 (AVX_FLOAT_MODE_P): Likewise.
5108 (AVX128_VEC_FLOAT_MODE_P): Likewise.
5109 (AVX256_VEC_FLOAT_MODE_P): Likewise.
5110 (AVX_VEC_FLOAT_MODE_P): Likewise.
5111 (ASM_OUTPUT_AVX_PREFIX): Likewise.
5112 (ASM_OUTPUT_OPCODE): Likewise.
5113 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
5115 (SSE_REG_MODE_P): Allow 256bit vector modes.
5116 (ix86_args): Add a warn_avx field.
5118 * config/i386/i386.md (UNSPEC_PCMP): New.
5119 (UNSPEC_VPERMIL): Likewise.
5120 (UNSPEC_VPERMIL2): Likewise.
5121 (UNSPEC_VPERMIL2F128): Likewise.
5122 (UNSPEC_MASKLOAD): Likewise.
5123 (UNSPEC_MASKSTORE): Likewise.
5124 (UNSPEC_CAST): Likewise.
5125 (UNSPEC_VTESTP): Likewise.
5126 (UNSPECV_VZEROALL): Likewise.
5127 (UNSPECV_VZEROUPPER): Likewise.
5128 (XMM0_REG): Likewise.
5129 (XMM1_REG): Likewise.
5130 (XMM2_REG): Likewise.
5131 (XMM3_REG): Likewise.
5132 (XMM4_REG): Likewise.
5133 (XMM5_REG): Likewise.
5134 (XMM6_REG): Likewise.
5135 (XMM8_REG): Likewise.
5136 (XMM9_REG): Likewise.
5137 (XMM10_REG): Likewise.
5138 (XMM11_REG): Likewise.
5139 (XMM12_REG): Likewise.
5140 (XMM13_REG): Likewise.
5141 (XMM14_REG): Likewise.
5142 (XMM15_REG): Likewise.
5144 (prefix_vex_imm8): Likewise.
5145 (prefix_vex_w): Likewise.
5146 (length_vex): Likewise.
5149 (*avx_ashlti3): Likewise.
5150 (*avx_lshrti3): Likewise.
5151 (*avx_setcc<mode>): Likewise.
5152 (*fop_<mode>_comm_mixed_avx): Likewise.
5153 (*fop_<mode>_comm_avx): Likewise.
5154 (*fop_<mode>_1_mixed_avx): Likewise.
5155 (*fop_<mode>_1_avx): Likewise.
5156 (*avx_<code><mode>3): Likewise.
5157 (*avx_ieee_smin<mode>3): Likewise.
5158 (*avx_ieee_smax<mode>3): Likewise.
5159 (mode): Add OI, V8SF and V4DF.
5160 (length): Support VEX prefix.
5161 (*cmpfp_i_mixed): Set prefix attribute.
5162 (*cmpfp_i_sse): Likewise.
5163 (*cmpfp_iu_mixed): Likewise.
5164 (*cmpfp_iu_sse): Likewise.
5165 (*movsi_1): Support AVX.
5166 (*movdi_2): Likewise.
5167 (*movdi_1_rex64): Likewise.
5168 (*movti_internal): Likewise.
5169 (*movti_rex64): Likewise.
5170 (*movsf_1): Likewise.
5171 (*movdf_nointeger): Likewise.
5172 (*movdf_integer_rex64): Likewise.
5173 (*movtf_internal): Likewise.
5174 (zero_extendsidi2_32): Likewise.
5175 (zero_extendsidi2_rex64): Likewise.
5176 (*extendsfdf2_mixed): Likewise.
5177 (*extendsfdf2_sse): Likewise.
5178 (*truncdfsf_fast_mixed): Likewise.
5179 (*truncdfsf_fast_sse): Likewise.
5180 (*truncdfsf_mixed): Likewise.
5181 (fix_trunc<mode>di_sse): Likewise.
5182 (fix_trunc<mode>si_sse): Likewise.
5183 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
5184 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
5185 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
5186 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
5187 (*rcpsf2_sse): Likewise.
5188 (*rsqrtsf2_sse): Likewise.
5189 (*sqrt<mode>2_sse): Likewise.
5190 (sse4_1_round<mode>2): Likewise.
5191 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
5192 Support AVX. Set length attribute properly for AVX.
5194 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
5195 (VECTOR_MODES (FLOAT, 32)): Likewise.
5196 (VECTOR_MODE (INT, DI, 8)): Likewise.
5197 (VECTOR_MODE (INT, HI, 32)): Likewise.
5198 (VECTOR_MODE (INT, QI, 64)): Likewise.
5199 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
5200 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
5201 (VECTOR_MODE (INT, DI, 4)): Removed.
5202 (VECTOR_MODE (INT, SI, 8)): Likewise.
5203 (VECTOR_MODE (INT, HI, 16)): Likewise.
5204 (VECTOR_MODE (INT, QI, 32)): Likewise.
5205 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
5206 (INT_MODE (OI, 32)): Likewise.
5208 * config/i386/i386.opt (mavx): New.
5211 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
5213 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
5214 (*mov<mode>_internal_avx): New.
5215 (*movv2sf_internal_rex64_avx): Likewise.
5216 (*movv2sf_internal_avx): Likewise.
5218 * config/i386/predicates.md (const_4_to_5_operand): New.
5219 (const_6_to_7_operand): Likewise.
5220 (const_8_to_11_operand): Likewise.
5221 (const_12_to_15_operand): Likewise.
5222 (avx_comparison_float_operator): Likewise.
5224 * config/i386/sse.md (AVX256MODEI): New.
5225 (AVX256MODE): Likewise.
5226 (AVXMODEQI): Likewise.
5227 (AVXMODE): Likewise.
5228 (AVX256MODEF2P): Likewise.
5229 (AVX256MODE2P): Likewise.
5230 (AVX256MODE4P): Likewise.
5231 (AVX256MODE8P): Likewise.
5232 (AVXMODEF2P): Likewise.
5233 (AVXMODEF4P): Likewise.
5234 (AVXMODEDCVTDQ2PS): Likewise.
5235 (AVXMODEDCVTPS2DQ): Likewise.
5236 (avxvecmode): Likewise.
5237 (avxvecpsmode): Likewise.
5238 (avxhalfvecmode): Likewise.
5239 (avxscalarmode): Likewise.
5240 (avxcvtvecmode): Likewise.
5241 (avxpermvecmode): Likewise.
5242 (avxmodesuffixf2c): Likewise.
5243 (avxmodesuffixp): Likewise.
5244 (avxmodesuffixs): Likewise.
5245 (avxmodesuffix): Likewise.
5246 (vpermilbits): Likewise.
5247 (pinsrbits): Likewise.
5248 (mov<mode>): Likewise.
5249 (*mov<mode>_internal): Likewise.
5250 (push<mode>1): Likewise.
5251 (movmisalign<mode>): Likewise.
5252 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5253 (avx_movdqu<avxmodesuffix>): Likewise.
5254 (avx_lddqu<avxmodesuffix>): Likewise.
5255 (<plusminus_insn><mode>3): Likewise.
5256 (*avx_<plusminus_insn><mode>3): Likewise.
5257 (*avx_vm<plusminus_insn><mode>3): Likewise.
5258 (mul<mode>3): Likewise.
5259 (*avx_mul<mode>3): Likewise.
5260 (*avx_vmmul<mode>3): Likewise.
5261 (divv8sf3): Likewise.
5262 (divv4df3): Likewise.
5263 (avx_div<mode>3): Likewise.
5264 (*avx_div<mode>3): Likewise.
5265 (*avx_vmdiv<mode>3): Likewise.
5266 (avx_rcpv8sf2): Likewise.
5267 (*avx_vmrcpv4sf2): Likewise.
5268 (sqrtv8sf2): Likewise.
5269 (avx_sqrtv8sf2): Likewise.
5270 (*avx_vmsqrt<mode>2): Likewise.
5271 (rsqrtv8sf2): Likewise.
5272 (avx_rsqrtv8sf2): Likewise.
5273 (*avx_vmrsqrtv4sf2): Likewise.
5274 (<code><mode>3): Likewise.
5275 (*avx_<code><mode>3_finite): Likewise.
5276 (*avx_<code><mode>3): Likewise.
5277 (*avx_vm<code><mode>3): Likewise.
5278 (*avx_ieee_smin<mode>3): Likewise.
5279 (*avx_ieee_smax<mode>3): Likewise.
5280 (avx_addsubv8sf3): Likewise.
5281 (avx_addsubv4df3): Likewise.
5282 (*avx_addsubv4sf3): Likewise.
5283 (*avx_addsubv2df3): Likewise.
5284 (avx_h<plusminus_insn>v4df3): Likewise.
5285 (avx_h<plusminus_insn>v8sf3): Likewise.
5286 (*avx_h<plusminus_insn>v4sf3): Likewise.
5287 (*avx_h<plusminus_insn>v2df3): Likewise.
5288 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
5289 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
5290 (*avx_maskcmp<mode>3): Likewise.
5291 (avx_nand<mode>3): Likewise.
5292 (*avx_<code><mode>3): Likewise.
5293 (*avx_nand<mode>3): Likewise.
5294 (*avx_<code><mode>3): Likewise.
5295 (*avx_cvtsi2ss): Likewise.
5296 (*avx_cvtsi2ssq): Likewise.
5297 (*avx_cvtsi2sd): Likewise.
5298 (*avx_cvtsi2sdq): Likewise.
5299 (*avx_cvtsd2ss): Likewise.
5300 (avx_cvtss2sd): Likewise.
5301 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
5302 (avx_cvtps2dq<avxmodesuffix>): Likewise.
5303 (avx_cvttps2dq<avxmodesuffix>): Likewise.
5304 (*avx_cvtsi2sd): Likewise.
5305 (*avx_cvtsi2sdq): Likewise.
5306 (avx_cvtdq2pd256): Likewise.
5307 (avx_cvtpd2dq256): Likewise.
5308 (avx_cvttpd2dq256): Likewise.
5309 (*avx_cvtsd2ss): Likewise.
5310 (*avx_cvtss2sd): Likewise.
5311 (avx_cvtpd2ps256): Likewise.
5312 (avx_cvtps2pd256): Likewise.
5313 (*avx_movhlps): Likewise.
5314 (*avx_movlhps): Likewise.
5315 (avx_unpckhps256): Likewise.
5316 (*avx_unpckhps): Likewise.
5317 (avx_unpcklps256): Likewise.
5318 (*avx_unpcklps): Likewise.
5319 (avx_movshdup256): Likewise.
5320 (avx_movsldup256): Likewise.
5321 (avx_shufps256): Likewise.
5322 (avx_shufps256_1): Likewise.
5323 (*avx_shufps_<mode>): Likewise.
5324 (*avx_loadhps): Likewise.
5325 (*avx_storelps): Likewise.
5326 (*avx_loadlps): Likewise.
5327 (*avx_movss): Likewise.
5328 (*vec_dupv4sf_avx): Likewise.
5329 (*vec_concatv2sf_avx): Likewise.
5330 (*vec_concatv4sf_avx): Likewise.
5331 (*vec_setv4sf_0_avx): Likewise.
5332 (*vec_setv4sf_avx): Likewise.
5333 (*avx_insertps): Likewise.
5334 (avx_vextractf128<mode>): Likewise.
5335 (vec_extract_lo_<mode>): Likewise.
5336 (vec_extract_hi_<mode>): Likewise.
5337 (vec_extract_lo_<mode>): Likewise.
5338 (vec_extract_hi_<mode>): Likewise.
5339 (vec_extract_lo_v16hi): Likewise.
5340 (vec_extract_hi_v16hi): Likewise.
5341 (vec_extract_lo_v32qi): Likewise.
5342 (vec_extract_hi_v32qi): Likewise.
5343 (avx_unpckhpd256): Likewise.
5344 (*avx_unpckhpd): Likewise.
5345 (avx_movddup256): Likewise.
5346 (*avx_movddup): Likewise.
5347 (avx_unpcklpd256): Likewise.
5348 (*avx_unpcklpd): Likewise.
5349 (avx_shufpd256): Likewise.
5350 (avx_shufpd256_1): Likewise.
5351 (*avx_punpckhqdq): Likewise.
5352 (*avx_punpcklqdq): Likewise.
5353 (*avx_shufpd_<mode>): Likewise.
5354 (*avx_storehpd): Likewise.
5355 (*avx_loadhpd): Likewise.
5356 (*avx_loadlpd): Likewise.
5357 (*avx_movsd): Likewise.
5358 (*vec_concatv2df_avx): Likewise.
5359 (*avx_<plusminus_insn><mode>3): Likewise.
5360 (*avx_<plusminus_insn><mode>3): Likewise.
5361 (*avx_mulv8hi3): Likewise.
5362 (*avxv8hi3_highpart): Likewise.
5363 (*avx_umulv8hi3_highpart): Likewise.
5364 (*avx_umulv2siv2di3): Likewise.
5365 (*avx_mulv2siv2di3): Likewise.
5366 (*avx_pmaddwd): Likewise.
5367 (*avx_mulv4si3): Likewise.
5368 (*avx_ashr<mode>3): Likewise.
5369 (*avx_lshr<mode>3): Likewise.
5370 (*avx_ashl<mode>3): Likewise.
5371 (*avx_<code><mode>3): Likewise.
5372 (*avx_eq<mode>3): Likewise.
5373 (*avx_gt<mode>3): Likewise.
5374 (*avx_nand<mode>3): Likewise.
5375 (*avx_nand<mode>3): Likewise.
5376 (*avx_<code><mode>3): Likewise.
5377 (*avx_<code><mode>3): Likewise.
5378 (*avx_packsswb): Likewise.
5379 (*avx_packssdw): Likewise.
5380 (*avx_packuswb): Likewise.
5381 (*avx_punpckhbw): Likewise.
5382 (*avx_punpcklbw): Likewise.
5383 (*avx_punpckhwd): Likewise.
5384 (*avx_punpcklwd): Likewise.
5385 (*avx_punpckhdq): Likewise.
5386 (*avx_punpckldq): Likewise.
5387 (*avx_pinsr<avxmodesuffixs>): Likewise.
5388 (*avx_pinsrq): Likewise.
5389 (*avx_loadld): Likewise.
5390 (*vec_extractv2di_1_rex64_avx): Likewise.
5391 (*vec_extractv2di_1_avx): Likewise.
5392 (*vec_dupv2di_avx): Likewise.
5393 (*vec_concatv2si_avx): Likewise.
5394 (*vec_concatv4si_1_avx): Likewise.
5395 (*vec_concatv2di_avx): Likewise.
5396 (*vec_concatv2di_rex64_avx): Likewise.
5397 (*avx_uavgv16qi3): Likewise.
5398 (*avx_uavgv8hi3): Likewise.
5399 (*avx_psadbw): Likewise.
5400 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
5401 (*avx_phaddwv8hi3): Likewise.
5402 (*avx_phadddv4si3): Likewise.
5403 (*avx_phaddswv8hi3): Likewise.
5404 (*avx_phsubwv8hi3): Likewise.
5405 (*avx_phsubdv4si3): Likewise.
5406 (*avx_phsubswv8hi3): Likewise.
5407 (*avx_pmaddubsw128): Likewise.
5408 (*avx_pmulhrswv8hi3): Likewise.
5409 (*avx_pshufbv16qi3): Likewise.
5410 (*avx_psign<mode>3): Likewise.
5411 (*avx_palignrti): Likewise.
5412 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5413 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5414 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5415 (*avx_mpsadbw): Likewise.
5416 (*avx_packusdw): Likewise.
5417 (*avx_pblendvb): Likewise.
5418 (*avx_pblendw): Likewise.
5419 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5420 (avx_ptest256): Likewise.
5421 (avx_roundp<avxmodesuffixf2c>256): Likewise.
5422 (*avx_rounds<ssemodesuffixf2c>): Likewise.
5423 (*avx_aesenc): Likewise.
5424 (*avx_aesenclast): Likewise.
5425 (*avx_aesdec): Likewise.
5426 (*avx_aesdeclast): Likewise.
5427 (avx_vzeroupper): Likewise.
5428 (avx_vzeroupper_rex64): Likewise.
5429 (avx_vpermil<mode>): Likewise.
5430 (avx_vpermilvar<mode>3): Likewise.
5431 (avx_vpermil2<mode>3): Likewise.
5432 (avx_vperm2f128<mode>3): Likewise.
5433 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5434 (avx_vbroadcastss256): Likewise.
5435 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
5436 (avx_vinsertf128<mode>): Likewise.
5437 (vec_set_lo_<mode>): Likewise.
5438 (vec_set_hi_<mode>): Likewise.
5439 (vec_set_lo_<mode>): Likewise.
5440 (vec_set_hi_<mode>): Likewise.
5441 (vec_set_lo_v16hi): Likewise.
5442 (vec_set_hi_v16hi): Likewise.
5443 (vec_set_lo_v32qi): Likewise.
5444 (vec_set_hi_v32qi): Likewise.
5445 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5446 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
5447 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
5448 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
5449 (vec_init<mode>): Likewise.
5450 (*vec_concat<mode>_avx): Likewise.
5451 (blendbits): Support V8SF and V4DF.
5452 (sse2_movq128): Support AVX.
5453 (<sse>_movnt<mode>): Likewise.
5454 (sse2_movntv2di): Likewise.
5455 (sse_rcpv4sf2): Likewise.
5456 (sse_sqrtv4sf2): Likewise.
5457 (sse_rsqrtv4sf2): Likewise.
5458 (<sse>_comi): Likewise.
5459 (<sse>_ucomi): Likewise.
5460 (sse_cvtss2si): Likewise.
5461 (sse_cvtss2si_2): Likewise.
5462 (sse_cvtss2siq): Likewise.
5463 (sse_cvtss2siq_2): Likewise.
5464 (sse_cvttss2si): Likewise.
5465 (sse_cvttss2siq): Likewise.
5466 (sse2_cvtsd2si): Likewise.
5467 (sse2_cvtsd2si_2): Likewise.
5468 (sse2_cvtsd2siq): Likewise.
5469 (sse2_cvtsd2siq_2): Likewise.
5470 (sse2_cvttsd2si): Likewise.
5471 (sse2_cvttsd2siq): Likewise.
5472 (sse2_cvtdq2pd): Likewise.
5473 (*sse2_cvtpd2dq): Likewise.
5474 (*sse2_cvttpd2dq): Likewise.
5475 (*sse2_cvtpd2ps): Likewise.
5476 (sse2_cvtps2pd): Likewise.
5477 (sse3_movshdup): Likewise.
5478 (sse3_movsldup): Likewise.
5479 (sse_storehps): Likewise.
5480 (*sse4_1_extractps): Likewise.
5481 (sse2_storelpd): Likewise.
5482 (vec_dupv2df_sse3): Likewise.
5483 (*vec_concatv2df_sse3): Likewise.
5484 (*sse4_1_pextrb): Likewise.
5485 (*sse4_1_pextrb_memory): Likewise.
5486 (*sse2_pextrw): Likewise.
5487 (*sse4_1_pextrw_memory): Likewise.
5488 (*sse4_1_pextrd): Likewise.
5489 (*sse4_1_pextrq): Likewise.
5490 (sse2_pshufd_1): Likewise.
5491 (sse2_pshuflw_1): Likewise.
5492 (sse2_pshufhw_1): Likewise.
5493 (*sse2_storeq_rex64): Likewise.
5494 (*vec_dupv4si): Likewise.
5495 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
5496 (sse2_pmovmskb): Likewise.
5497 (*sse2_maskmovdqu): Likewise.
5498 (*sse2_maskmovdqu_rex64): Likewise.
5499 (sse_ldmxcsr): Likewise.
5500 (sse_stmxcsr): Likewise.
5501 (abs<mode>2): Likewise.
5502 (sse4_1_movntdqa): Likewise.
5503 (sse4_1_phminposuw): Likewise.
5504 (sse4_1_extendv8qiv8hi2): Likewise.
5505 (*sse4_1_extendv8qiv8hi2): Likewise.
5506 (sse4_1_extendv4qiv4si2): Likewise.
5507 (*sse4_1_extendv4qiv4si2): Likewise.
5508 (sse4_1_extendv2qiv2di2): Likewise.
5509 (*sse4_1_extendv2qiv2di2): Likewise.
5510 (sse4_1_extendv4hiv4si2): Likewise.
5511 (*sse4_1_extendv4hiv4si2): Likewise.
5512 (sse4_1_extendv2hiv2di2): Likewise.
5513 (*sse4_1_extendv2hiv2di2): Likewise.
5514 (sse4_1_extendv2siv2di2): Likewise.
5515 (*sse4_1_extendv2siv2di2): Likewise.
5516 (sse4_1_zero_extendv8qiv8hi2): Likewise.
5517 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
5518 (sse4_1_zero_extendv4qiv4si2): Likewise.
5519 (*sse4_1_zero_extendv4qiv4si2): Likewise.
5520 (sse4_1_zero_extendv2qiv2di2): Likewise.
5521 (*sse4_1_zero_extendv2qiv2di2): Likewise.
5522 (sse4_1_zero_extendv4hiv4si2): Likewise.
5523 (*sse4_1_zero_extendv4hiv4si2): Likewise.
5524 (sse4_1_zero_extendv2hiv2di2): Likewise.
5525 (*sse4_1_zero_extendv2hiv2di2): Likewise.
5526 (sse4_1_zero_extendv2siv2di2): Likewise.
5527 (*sse4_1_zero_extendv2siv2di2): Likewise.
5528 (sse4_1_ptest): Likewise.
5529 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
5530 (sse4_2_pcmpestri): Likewise.
5531 (sse4_2_pcmpestrm): Likewise.
5532 (sse4_2_pcmpistri): Likewise.
5533 (sse4_2_pcmpistrm): Likewise.
5535 (aeskeygenassist): Likewise.
5537 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
5539 * config/i386/predicates.md (vzeroall_operation): New.
5541 * config/i386/sse.md (avx_vzeroall): New.
5542 (*avx_vzeroall): Likewise.
5544 2008-08-28 Paul Brook <paul@codesourcery.com>
5545 Mark Shinwell <shinwell@codesourcery.com>
5546 Richard Earnshaw <richard.earnshaw@arm.com>
5548 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
5549 (TARGET_MIN_ANCHOR_OFFSET): New.
5550 (arm_override_options): Set correct anchor ranges for Thumb-1
5551 and Thumb-2 if required.
5552 (legitimize_pic_address): Handle case involving a TLS symbol
5553 reference with an addend.
5554 (arm_optimization_options): Enable section anchors at -O1 and
5556 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
5557 * config/arm/arm-protos.h (arm_optimization_options): New.
5559 2008-08-28 Nick Clifton <nickc@redhat.com>
5561 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
5562 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
5565 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
5566 * config/v850/v850.md (return): Remove frame size restriction.
5568 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
5570 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
5572 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
5574 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
5576 2008-08-28 Paul Brook <paul@codesourcery.com>
5578 * config/arm/vfp11.md: Update license notice.
5579 * config/arm/cortex-r4.md: Ditto.
5581 2008-08-28 Richard Guenther <rguenther@suse.de>
5583 PR tree-optimization/37207
5584 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
5587 2008-08-28 Dodji Seketeli <dodji@redhat.com>
5590 * tree.c (int_fits_type_p): Don't forget unsigned integers
5591 of type sizetype which higher end word equals -1.
5593 2008-08-28 Ira Rosen <irar@il.ibm.com>
5595 * target.h (struct vectorize): Add new target builtin.
5596 * tree-vectorizer.c (destroy_loop_vec_info): Call
5597 vect_free_slp_instance instead of vect_free_slp_node.
5598 * tree-vectorizer.h (enum slp_load_perm_type): New.
5599 (struct _slp_instance): Add new fields.
5600 (SLP_INSTANCE_LOAD_PERMUTATION): New.
5601 (SLP_INSTANCE_LOADS): New.
5602 (vect_free_slp_tree): Remove.
5603 (vect_free_slp_instance): Declare.
5604 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
5605 (vectorizable_load): Add argument.
5606 (vect_transform_slp_perm_load): New.
5607 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
5609 (vect_get_place_in_interleaving_chain): New function.
5610 (vect_free_slp_tree): Make static.
5611 (vect_free_slp_instance): New function.
5612 (vect_build_slp_tree): Add new arguments. Allow load permutations and
5613 collect the load location in the interleaving chain.
5614 (vect_supported_slp_permutation_p): New function.
5615 (vect_supported_load_permutation_p): Likewise.
5616 (vect_analyze_slp_instance): In case of loads permutation, call
5617 vect_supported_load_permutation_p to check that the permutation is
5619 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
5620 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
5621 (vect_create_mask_and_perm): New function.
5622 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
5623 (vectorizable_load): Add an argument. Don't keep the created vectors
5624 statements in the node if permutation is required. Call
5625 vect_transform_slp_perm_load to generate the permutation.
5626 (vect_transform_stmt): Add new argument. Call vectorizable_load with
5627 additional argument.
5628 (vect_schedule_slp_instance): In case of loads permutation, allocate
5629 vectorized statements structure for all the related SLP nodes. Call
5630 vect_transform_stmt with addditional argument.
5631 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
5632 * config/spu/spu.c (spu_builtin_vec_perm): New.
5633 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5634 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
5635 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
5636 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
5638 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
5640 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
5641 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
5642 __gthread_cond_signal, __gthread_cond_timedwait,
5643 __gthread_cond_timedwait_recursive): New functions.
5644 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
5646 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
5649 2008-08-28 Richard Guenther <rguenther@suse.de>
5652 * fold-const.c (maybe_canonicalize_comparison_1): Require
5653 undefined overflow only for canonicalizing A +- CST cmp CST.
5654 Make sure to not generate new constants that are not inside
5655 their TYPE_MIN/MAX_VALUE range.
5656 (maybe_canonicalize_comparison): Remove undefined overflow
5658 (fold_binary): Remove now duplicate folding.
5660 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5662 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
5663 use not updated in the last change.
5665 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
5667 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
5668 (IRA_COVER_CLASSES): Add FPUL_REGS.
5670 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5673 * c-common.c (conversion_warning): Check for null operands.
5675 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5678 * c-decl.c (check_for_loop_decls): Improve error message. Give
5681 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5684 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
5685 (convert_for_assignment): Pass corrent OPT_W* parameter to
5686 WARN_FOR_ASSIGNMENT.
5688 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
5691 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
5693 2008-08-27 Paul Brook <paul@codesourcery.com>
5695 * config.gcc: Loosen checks for arm uclinux eabi targets.
5697 2008-08-27 Paul Brook <paul@codesourcery.com>
5699 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
5701 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
5703 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
5705 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
5706 the enumerators of an ENUMERAL_TYPE.
5707 * dbxout.c (dbxout_type): Ditto.
5709 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
5712 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
5713 (fwprop_addr): Check that the loop_father is not the outer loop.
5715 2008-08-26 Paul Brook <paul@codesourcery.com>
5717 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
5718 Remove documentation entry for fmul type.
5719 Use fmuls to annotate single-precision multiplication patterns,
5720 fmuld to annotate double-precision multiplication patterns,
5721 fmacs to annotate single-precision multiply-accumulate patterns
5722 and fmacd to annotate double-precision multiply-accumulate patterns.
5723 * config/arm/vfp11.md: Update reservations accordingly.
5724 * config/arm/arm.md: Note that certain values of the "type"
5725 attribute are documented in vfp.md.
5726 * config/arm/arm1020e.md: Remove out of date duplicate comment.
5727 (v10_cvt): Use new fmul types.
5729 2008-08-26 Paul Brook <paul@codesourcery.com>
5731 * config/arm/vfp.md: Move pipeline description for VFP11 to...
5732 * config/arm/vfp11.md: ...here. New.
5733 * config/arm/arm.md: Include vfp11.md.
5735 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
5737 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
5738 parameter to inform call.
5740 2008-08-26 Jeff Law <law@redhat.com>
5742 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
5743 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
5744 preferred class when copying a constant into a partial word register.
5746 2008-08-26 Ben Elliston <bje@au.ibm.com>
5748 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
5749 * cp/typeck.c: Likewise.
5750 * cp/tree.c: Likewise.
5751 * gimple-low.c: Likewise.
5754 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
5756 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
5757 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
5759 * doc/passes.texi: Describe IRA.
5761 * doc/tm.texi (IRA_COVER_CLASSES,
5762 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
5764 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
5765 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
5766 -fira-propagate-cost, -fno-ira-share-save-slots,
5767 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
5769 * flags.h (ira_algorithm): New enumeration.
5770 (flag_ira_algorithm, flag_ira_verbose): New external variable
5773 * postreload.c (gate_handle_postreload): Don't do post reload
5774 optimizations unless the reload is completed.
5776 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
5779 * tree-pass.h (pass_ira): New external variable declaration.
5781 * reload.h: Add 2008 to the Copyright.
5783 * cfgloopanal.c: Include params.h.
5784 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
5787 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5789 * toplev.c (ira.h): New include.
5790 (flag_ira_algorithm, flag_ira_verbose): New external variables.
5791 (backend_init_target): Call ira_init.
5792 (backend_init): Call ira_init_once.
5793 (finalize): Call finish_ira_once.
5795 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
5796 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
5799 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
5800 may_move_out_cost): New external variable declarations.
5801 (move_table): New typedef.
5803 * caller-save.c: Include headers output.h and ira.h.
5804 (no_caller_save_reg_set): New global variable.
5805 (save_slots_num, save_slots): New variables.
5806 (reg_save_code, reg_restore_code, add_stored_regs): Add
5808 (init_caller_save): Set up no_caller_save_reg_set.
5809 (init_save_areas): Reset save_slots_num.
5810 (saved_hard_reg): New structure.
5811 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
5812 (initiate_saved_hard_regs, new_saved_hard_reg,
5813 finish_saved_hard_regs, saved_hard_reg_compare_func): New
5815 (setup_save_areas): Add code for sharing stack slots.
5816 (all_blocks): New variable.
5817 (save_call_clobbered_regs): Process pseudo-register too.
5818 (mark_set_regs): Process pseudo-register too.
5819 (insert_one_insn): Put the insn after bb note in a empty basic
5820 block. Add insn check.
5822 * global.c (eliminable_regset): Make it external.
5823 (mark_elimination): Use DF_LR_IN for IRA.
5824 (pseudo_for_reload_consideration_p): New.
5825 (build_insn_chain): Make it external. Don't ignore spilled
5826 pseudos for IRA. Use pseudo_for_reload_consideration_p.
5827 (gate_handle_global_alloc): New function.
5828 (pass_global_alloc): Add the gate function.
5830 * opts.c (decode_options): Set up flag_ira. Print the warning for
5832 (common_handle_option): Process -fira-algorithm and -fira-verbose.
5834 * timevar.def (TV_IRA, TV_RELOAD): New passes.
5836 * regmove.c (regmove_optimize): Don't do replacement of output for
5839 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
5840 New external variable declarations.
5842 * local-alloc.c (update_equiv_regs): Make it external. Return
5843 true if jump label rebuilding should be done. Rescan new_insn for
5845 (gate_handle_local_alloc): New function.
5846 (pass_local_alloc): Add the gate function.
5848 * alias.c (value_addr_p, stack_addr_p): New functions.
5849 (nonoverlapping_memrefs_p): Use them for IRA.
5851 * common.opt (fira, fira-algorithm, fira-coalesce,
5852 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
5853 fira-verbose): New options.
5855 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
5856 move_cost, may_move_in_cost, may_move_out_cost): Make the
5858 (move_table): Remove typedef.
5859 (init_move_cost): Make it external.
5860 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
5863 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
5864 setup_reg_classes): New function prototypes.
5865 (eliminable_regset): New external variable declaration.
5866 (build_insn_chain, update_equiv_regs): New function prototypes.
5868 * Makefile.in (IRA_INT_H): New definition.
5869 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
5870 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
5871 (reload1.o, toplev.o): Add dependence on ira.h.
5872 (cfgloopanal.o): Add PARAMS_H.
5873 (caller-save.o): Add dependence on output.h and ira.h.
5874 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
5875 ira-emit.o, ira-lives.o): New entries.
5877 * passes.c (pass_ira): New pass.
5879 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5881 * reload1.c (ira.h): Include the header.
5882 (changed_allocation_pseudos): New bitmap.
5883 (init_reload): Initiate the bitmap.
5884 (compute_use_by_pseudos): Permits spilled registers in FROM.
5885 (temp_pseudo_reg_arr): New variable.
5886 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
5887 IRA. Call alter_reg with the additional parameter. Don't clear
5888 spilled_pseudos for IRA. Restore original insn chain for IRA.
5889 Clear changed_allocation_pseudos at the end of reload.
5890 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
5891 (hard_regno_to_pseudo_regno): New variable.
5892 (count_pseudo): Check spilled pseudos. Set up
5893 hard_regno_to_pseudo_regno.
5894 (count_spilled_pseudo): Check spilled pseudos. Update
5895 hard_regno_to_pseudo_regno.
5896 (find_reg): Use better_spill_reload_regno_p. Check
5897 hard_regno_to_pseudo_regno.
5898 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
5900 (eliminate_regs_1): Use additional parameter for alter_reg.
5901 (finish_spills): Set up pseudo_previous_regs only for spilled
5902 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
5903 more arguments. Don't clear live_throughout and dead_or_set for
5904 spilled pseudos. Use additional parameter for alter_reg. Call
5905 mark_allocation_change. Set up changed_allocation_pseudos.
5906 Remove sanity check.
5907 (emit_input_reload_insns, delete_output_reload): Use additional
5908 parameter for alter_reg. Call mark_allocation_change.
5909 (substitute, gen_reload_chain_without_interm_reg_p): New
5911 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5913 * testsuite/gcc.dg/20080410-1.c: New file.
5915 * config/s390/s390.h (IRA_COVER_CLASSES,
5916 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
5918 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
5920 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
5922 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
5924 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
5926 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
5928 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
5930 2008-08-24 Jeff Law <law@redhat.com>
5931 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5932 when ignoring unavailable registers.
5934 2008-08-24 Jeff Law <law@redhat.com>
5935 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
5936 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
5937 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
5938 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
5940 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5941 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5943 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5944 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
5945 * reload1.c (find_reg): Process registers in register allocation order.
5947 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5948 * toplev.c (backend_init_target): Move ira_init call from
5950 (lang_dependent_init_target): ...to here.
5952 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5953 * ira.c (setup_class_subset_and_memory_move_costs): Don't
5954 calculate memory move costs for NO_REGS.
5956 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5957 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5958 STACK_REGS is defined.
5960 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5961 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5963 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5964 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5966 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5967 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5968 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
5971 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
5972 Dorit Nuzman <dorit@il.ibm.com>
5974 * gcc/config/spu/spu.md (vec_extract_evenv4si,
5975 vec_extract_evenv4sf, vec_extract_evenv8hi,
5976 vec_extract_evenv16qi, vec_extract_oddv4si,
5977 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
5978 vec_interleave_highv4sf, vec_interleave_lowv4sf,
5979 vec_interleave_highv4si, vec_interleave_lowv4si,
5980 vec_interleave_highv8hi, vec_interleave_lowv8hi,
5981 vec_interleave_highv16qi, vec_interleave_lowv16qi,
5982 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
5984 2008-08-25 Janis Johnson <janis187@us.ibm.com>
5987 * config/rs6000/rs6000.c (optimization_options): Don't default to
5988 section anchors without toplevel reorder.
5990 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5992 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
5993 (mfc_end_critical_section): Likewise.
5995 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5997 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
5998 all type qualifiers from element type to vector type.
6000 2008-08-25 David Daney <ddaney@avtrex.com>
6002 * config/mips/mips.md (immediate_insn): Move up in file, fix
6003 comment typo, reformat.
6004 (fetchop_bit, atomic_hiqi_op memory_barrier,
6005 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6006 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6007 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6008 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6009 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6010 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6011 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6012 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6013 sync_old_nand<mode>, sync_new_nand<mode>,
6014 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6015 test_and_set_12): Moved to sync.md.
6017 * config/mips/sync.md: New file.
6019 2008-08-25 Richard Henderson <rth@redhat.com>
6021 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6022 (regsave): Likewise.
6023 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6024 (output_cfi_directive): Likewise.
6025 (div_data_align): New.
6026 (output_cfi): Use it.
6028 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6030 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6031 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6032 (TARGET_OCTEON): New macro.
6033 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6034 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6035 (ISA_HAS_POP): New macro.
6036 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6038 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6040 * config/mips/mips.md (cpu): Add octeon.
6041 (type): Add pop attribute value.
6042 (popcount<mode>2): New pattern.
6043 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6045 2008-08-24 Jan Hubicka <jh@suse.cz>
6047 * doc/invoke.texi (-fipa-cp-clone): New option.
6048 (-fipa-cp): Update docs.
6049 (--param ipcp-unit-growth):New.
6050 * ipa-cp.c: Include fibheap.h, params.h
6051 (ipcp_initialize_node_lattices): When not cloning, all externally
6052 visible functions are bottom.
6053 (ipcp_need_redirect_p): Accept clones.
6054 (ipcp_insert_stage): Use cost driven heuristics.
6055 (max_count, dead_nodes): New static vars.
6056 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
6057 ipcp_const_param_count): New functions.
6058 * common.opt (ipa-cp-clone): New command line option.
6059 * params.def (ipcp-unit-growth): New.
6061 2008-08-24 Jan Hubicka <jh@suse.cz>
6063 * tree-inline.c (tree_function_versioning): Look harder
6064 for referenced vars.
6066 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
6068 PR tree-optimization/37185
6069 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6071 2008-08-23 Jan Hubicka <jh@suse.cz>
6073 * ipa-cp.c (ipcp_analyze_node): New function.
6074 (ipcp_update_cloned_node): Use it.
6075 (ipcp_init_stage): Likewise.
6076 * ipa-inline.c (function_insertion_hook_holder): New static var.
6077 (analyze_function): Break out from ....
6078 (inline_generate_summary): Here; register insertion hook.
6079 (cgraph_decide_inlining): Remove hook.
6080 (add_new_function): New function.
6082 2008-08-23 Jan Hubicka <jh@suse.cz>
6084 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
6086 2008-08-23 Jan Hubicka <jh@suse.cz>
6088 * ipa-cp.c (constant_val_insert): Remove.
6089 (ipcp_propagate_one_const): Remove.
6090 (ipcp_create_replace_map): Always insert replacements to the map.
6091 (ipcp_insert_stage): Do not try to insert statements by hand.
6092 * tree-inline.c (insert_init_stmt): Break out from ...
6093 (setup_one_parameter): ... here; allow NULL BB pointer.
6094 (tree_function_versioning): Use setup_one_parameter to process
6097 2008-08-23 Jan Hubicka <jh@suse.cz>
6099 * tree.c (decl_address_ip_invariant_p): New function.
6100 * tree.h (decl_address_ip_invariant_p): Declare.
6101 * gimple.c (strip_invariant_refs): Break out from ...
6102 (is_gimple_invariant_address): ... here
6103 (is_gimple_ip_invariant_address): New function.
6104 (is_gimple_ip_invariant): New function.
6105 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
6108 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
6109 (ipcp_lat_is_insertable): All constants are insertable.
6110 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
6111 IPA_CONST_VALUE_REF.
6112 (ipcp_initialize_node_lattices): Propagate all types of operands.
6113 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
6114 (ipcp_create_replace_map): Reformat.
6115 (ipcp_need_redirect_p): Simplify.
6116 (ipcp_insert_stage): Check that argument is used before clonning.
6117 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
6119 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
6120 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
6121 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
6122 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
6123 (jump_func_type): Remove IPA_CONST_VALUE_REF.
6124 * tree-inline.c (tree_function_versioning): Add variables referenced
6127 2008-08-23 Jan Hubicka <jh@suse.cz>
6130 * i386.c (standard_80387_constant_p): Use optimize_size.
6132 2008-08-23 Ira Rosen <irar@il.ibm.com>
6134 PR tree-optimization/37161
6135 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
6136 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
6137 (vect_determine_vectorization_factor): Move the scalar type
6138 retrieval to vect_get_smallest_scalar_type.
6139 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
6140 scalar type. Remove redundant computation.
6141 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
6142 (vect_get_slp_defs): Take the type of RHS into account if
6143 necessary by calling vect_get_smallest_scalar_type. Call
6144 vect_get_constant_vectors with additional argument.
6146 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6149 * doc/invoke.texi (Wwrite-strings): Clarify description.
6151 2008-08-23 Ira Rosen <irar@il.ibm.com>
6153 PR tree-optimization/37174
6154 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
6155 def stmt is a part of the loop before accessing its stmt_vec_info.
6157 2008-08-22 Anatoly Sokolov <aesok@post.ru>
6160 * config/avr/avr.md (UNSPEC_SWAP): New constants.
6161 (*swap): New insn pattern.
6162 (*ashlqi3): Rename from ashlqi3 insn pattern.
6163 (ashlqi3): New expanders.
6164 (*lshrqi3): Rename from lshrqi3 insn pattern.
6165 (lshrqi3): New expanders.
6166 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
6167 lshrqi3_const5, lshrqi3_const6): New splitters.
6168 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
6169 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
6172 2008-08-22 Richard Guenther <rguenther@suse.de>
6174 PR tree-optimization/37078
6175 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
6176 [+INF, +INF] ranges.
6178 2008-08-22 Richard Guenther <rguenther@suse.de>
6180 PR tree-optimization/37143
6181 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
6182 a conversion statement instead of a copy.
6184 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
6187 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
6188 CCCmode, CCOmode and CCSmode destination modes.
6191 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
6192 from different units in a single alternative.
6193 (*vec_extractv2sf_1): Ditto.
6194 (*vec_extractv2si_0): Ditto.
6195 (*vec_extractv2si_1): Ditto.
6196 * config/i386/sse.md (sse2_storehpd): Ditto.
6197 (sse2_storelpd): Ditto.
6198 (sse2_loadhpd): Ditto.
6199 (sse2_loadlpd): Ditto.
6202 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
6203 (popcountsi2): Ditto.
6204 (clzdi2_abm): Ditto.
6205 (popcountdi2): Ditto.
6206 (clzhi2_abm): Ditto.
6207 (popcounthi2): Ditto.
6209 2008-08-22 Richard Guenther <rguenther@suse.de>
6213 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
6214 if the multiplication does not overflow.
6216 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
6218 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
6220 2008-08-21 Richard Henderson <rth@redhat.com>
6222 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
6223 spurrious comma from test.
6224 * configure: Rebuild.
6226 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6229 * builtins.c (fold_builtin_next_arg): Add warning about undefined
6232 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
6234 * c-tree.h (grokfield): New argument.
6235 * c-decl.c (grokfield): Handle new location argument.
6236 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
6238 2008-08-21 Richard Guenther <rguenther@suse.de>
6240 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
6242 2008-08-21 Jan Hubicka <jh@suse.cz>
6244 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
6245 (cgraph_add_function_insertion_hook,
6246 cgraph_remove_function_insertion_hook,
6247 cgraph_call_function_insertion_hooks): New functions.
6248 * cgraph.h (cgraph_add_function_insertion_hook,
6249 cgraph_remove_function_insertion_hook,
6250 cgraph_call_function_insertion_hooks): Declare.
6251 * ipa-reference.c (function_insertion_hook_holder): New variable.
6252 (check_operand, look_for_address_of): When checking late, do not care
6253 about module bitmaps.
6254 (add_new_function): New function.
6255 (generate_summary): Register hooks; zero module bitmaps.
6256 (propagate): Unregister hooks.
6257 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
6258 (add_new_function): New function.
6259 (generate_summary): Register hook.
6260 (propagate): Remove hook.
6262 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
6264 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
6265 * ipa-cp.c (ipcp_update_cloned_node): New function.
6266 (build_const_val): Handle functions correctly; bring type logic
6267 into sync with tree-inline.c
6268 (ipcp_init_stage): Take care of computing stuff needed by
6269 indirect inlining; update clones.
6270 (ipcp_generate_summary): Break out of ipcp_driver.
6271 (ipcp_driver): Do only execution and transformation.
6272 (pass_ipa_cp): Make IPA_PASS.
6273 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
6275 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
6276 ipcp, some info is already available.
6277 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
6278 * tree-inline.c (remap_ssa_name): Unshare expression.
6280 2008-08-21 Richard Guenther <rguenther@suse.de>
6282 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
6283 a PHI ask VN if it is already available.
6284 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
6285 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
6287 2008-08-21 Richard Guenther <rguenther@suse.de>
6290 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
6291 makes sure to produce a result of the correct type.
6293 2008-08-21 Jan Hubicka <jh@suse.cz>
6294 Backport from LTO branch:
6296 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6297 Jan Hubicka <jh@suse.cz>
6300 (init_state, finish_state, set_function_state, generate_summary):
6302 (scan_stmt): Renamed from scan_function. Changed to keep state in
6303 local static vars rather than cgraph aux field.
6304 (propagate): Renamed from static_execute. Changed to keep state in
6305 local static vars rather than cgraph aux field.
6306 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
6307 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
6309 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
6311 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
6312 * ipa-reference.c (init_function_info, generate_summary,
6313 propagate): New functions.
6314 (analyze_function): Call init_function_info.
6315 (static_execute): Stripped into generate_summary and propagate.
6316 (pass_ipa_reference): Made into ipa_opt_pass.
6318 2008-08-21 Richard Guenther <rguenther@suse.de>
6320 PR tree-optimization/37181
6321 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
6323 (extract_range_from_unary_expr): Likewise.
6325 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6327 * diagnostic.c (pedwarn_at): Rename as pedwarn.
6329 * toplev.h (pedwarn_at): Likewise.
6330 * builtins.c: Update all calls to pedwarn.
6331 * c-lex.c: Likewise.
6332 * toplev.c: Likewise.
6333 * c-tree.h: Likewise.
6334 * c-decl.c: Likewise.
6335 * c-errors.c: Likewise.
6336 * c-typeck.c: Likewise.
6337 * c-common.c: Likewise.
6338 * c-parser.c: Likewise.
6340 2008-08-20 Joseph Myers <joseph@codesourcery.com>
6343 * config/sparc/sparc.c (function_arg_slotno): Handle structure
6344 with MODE_VECTOR_INT mode.
6346 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6349 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
6350 initialized outside the current module.
6351 (warn_uninitialized_var): Ignore left-hand side when walking the
6352 trees. Ignore address expressions. Examine VUSE operands in gimple
6353 statements with a variable declaration on the right-hand side.
6355 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
6358 * rtlanal.c (subreg_offset_representable_p): Revert last change.
6360 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6363 * c-common.c (conversion_warning): Do not warn if applying bit-and
6364 operator to unsigned constant that fits in the target type.
6366 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6369 * c-common.c (conversion_warning): Do not warn for artificial
6372 2008-08-20 Richard Guenther <rguenther@suse.de>
6374 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
6375 (extract_range_from_binary_expr): Fall back to constant propagation.
6376 (extract_range_from_unary_expr): Likewise.
6378 2008-08-20 Richard Guenther <rguenther@suse.de>
6380 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
6381 with TREE_THIS_VOLATILE on shared nodes.
6382 (fold_stmt_r): Likewise.
6384 2008-08-20 Jakub Jelinek <jakub@redhat.com>
6387 * c-parser.c (c_parser_attributes): For keywords use canonical
6388 spelling for attr_name.
6390 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6392 * value-prof.c (check_counter): Revert wrong call to error.
6394 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6396 * profile.c: Update calls to inform.
6397 * value-prof.c: Update calls to inform.
6399 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6401 * diagnostic.c (inform): Add an explicit location_t parameter.
6402 * toplev.h (inform): Update declaration.
6403 * builtins.c: Update all calls to inform.
6404 * c-common.c: Likewise.
6405 * c-decl.c: Likewise.
6406 * c-opts.c: Likewise.
6407 * c-pch.c: Likewise.
6408 * c-pragma.c: Likewise.
6409 * c-typeck.c: Likewise.
6410 * coverage.c: Likewise.
6412 * toplev.c: Likewise.
6413 * tree-cfg.c: Likewise.
6414 * tree-ssa.c: Likewise.
6416 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
6419 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
6420 V2DI mode, for SSE4.1, use movq instead of vector set if the
6421 second element is zero and inter-unit moves are OK.
6423 2008-08-20 Richard Guenther <rguenther@suse.de>
6425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
6426 properly handle conversion/copy chains after tuplification.
6428 2008-08-20 Richard Guenther <rguenther@suse.de>
6430 * passes.c (init_optimization_passes): Move the second
6431 forwprop pass before alias computation. Remove the second
6432 DCE pass. Remove the first dominator and phi copy/const
6435 2008-08-20 Nick Clifton <nickc@redhat.com>
6437 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
6438 support of this feature. Do not assume that a sufficiently new
6439 assembler will support the feature regardless of the target type.
6440 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
6441 * configure: Regenerate.
6443 2008-08-20 Richard Guenther <rguenther@suse.de>
6445 * tree-vrp.c (found_in_subgraph): Remove.
6446 (live): New global static.
6447 (live_on_edge): New function.
6448 (blocks_visited): Remove.
6449 (register_edge_assert_for_2): Use live_on_edge.
6450 (find_conditional_asserts): Remove code dealing with
6451 found_in_subgraph. Do not walk the CFG.
6452 (find_switch_asserts): Likewise.
6453 (find_assert_locations_1): Renamed from find_assert_locations.
6454 Move finding assert locations for conditional and switch
6455 statements first. Update live bitmap. Do not walk the CFG.
6456 (find_assert_locations): New function.
6457 (insert_range_assertions): Remove entry of CFG walk.
6458 Adjust call to find_assert_locations.
6459 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
6460 that only can appear because of fake exit edges but assert we
6461 never try to insert on those.
6462 (fini_pre): Do not remove fake exit edges here...
6463 (execute_pre): ...but here, before committing edge inserts.
6465 2008-08-19 Richard Guenther <rguenther@suse.de>
6467 * passes.c (init_optimization_passes): Exchange store-ccp
6470 2008-08-19 Rafael EspÃndola <espindola@google.com>
6472 * varasm.c (weak_decls): Move earlier in the file.
6473 (assemble_external): Add weak decls to the weak_decls list.
6474 (declare_weak): Don't add decls to the weak_decls list.
6476 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
6479 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
6480 before (sse2_shufpd_<mode>).
6482 2008-08-19 Jakub Jelinek <jakub@redhat.com>
6485 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
6486 * tree.c (block_nonartificial_location): Likewise.
6488 2008-08-19 Richard Guenther <rguenther@suse.de>
6490 PR tree-optimization/35972
6491 PR tree-optimization/23094
6492 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
6494 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
6495 handle MISALIGNED_INDIRECT_REF.
6496 (get_ref_from_reference_ops): New helper.
6497 (vn_reference_lookup_pieces): Walk the use-def chain using the
6498 alias-oracle if requested.
6499 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
6500 walking the use-def chain.
6501 (compute_avail): But not here.
6502 (create_component_ref_by_pieces_1): Properly handle
6503 MISALIGNED_INDIRECT_REF.
6504 (do_regular_insertion): Handle fully redundant
6505 expressions after PHI-translation also for SSA_NAME values, not
6506 only constants. Correctly use edoubleprime for that.
6508 2008-08-19 Ira Rosen <irar@il.ibm.com>
6510 * tree-vectorizer.c (supportable_widening_operation): Support
6511 multi-step conversion, return the number of steps in such conversion
6512 and the required intermediate types.
6513 (supportable_narrowing_operation): Likewise.
6514 * tree-vectorizer.h (vect_pow2): New function.
6515 (supportable_widening_operation): Change argument types.
6516 (supportable_narrowing_operation): Likewise.
6517 (vectorizable_type_promotion): Add an argument.
6518 (vectorizable_type_demotion): Likewise.
6519 * tree-vect-analyze.c (vect_analyze_operations): Call
6520 vectorizable_type_promotion and vectorizable_type_demotion with
6521 additional argument.
6522 (vect_get_and_check_slp_defs): Detect patterns.
6523 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
6525 (vect_analyze_slp_instance): Don't fail in case of multiple types.
6526 Call vect_build_slp_tree with correct arguments. Calculate unrolling
6527 factor according to the smallest type in the loop.
6528 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
6529 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
6530 supportable_widening_operation with correct arguments.
6531 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
6532 operands lists according to the number of vector statements in left
6533 or right node, if exists.
6534 (vect_gen_widened_results_half): Remove unused argument.
6535 (vectorizable_conversion): Call supportable_widening_operation,
6536 supportable_narrowing_operation, and vect_gen_widened_results_half
6537 with correct arguments.
6538 (vectorizable_assignment): Change documentation, support multiple
6540 (vectorizable_operation): Likewise.
6541 (vect_get_loop_based_defs): New function.
6542 (vect_create_vectorized_demotion_stmts): Likewise.
6543 (vectorizable_type_demotion): Support loop-aware SLP and general
6544 multi-step conversion. Call vect_get_loop_based_defs and
6545 vect_create_vectorized_demotion_stmts for transformation.
6546 (vect_create_vectorized_promotion_stmts): New function.
6547 (vectorizable_type_promotion): Support loop-aware SLP and general
6548 multi-step conversion. Call vect_create_vectorized_promotion_stmts
6550 (vectorizable_store): Change documentation, support multiple
6552 (vectorizable_load): Likewise.
6553 (vect_transform_stmt): Pass SLP_NODE to
6554 vectorizable_type_promotion and vectorizable_type_demotion.
6555 (vect_schedule_slp_instance): Move here the calculation of number
6556 of vectorized statements for each node from...
6557 (vect_schedule_slp): ... here.
6558 (vect_transform_loop): Call vect_schedule_slp without the last
6561 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
6564 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
6565 to == in assert statement.
6566 (vectorizable_reduction): Fix typo.
6568 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6571 * value-prof.c (check_counter): Dereference pointer to overall
6572 count when printing it.
6574 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6576 * profile.h: Really add it.
6578 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
6580 * mcf.c: Really add it.
6582 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
6583 Vinodha Ramasamy <vinodha@google.com>
6585 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
6587 * value-prof.c (check_counter): Fix the counter if
6588 flag_profile_correction is true.
6589 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6590 tree_mod_subtract_transform):
6591 Follow check_counter parameter change.
6592 * common.opt (fprofile-correction): New option.
6594 * profile.h: Likewise.
6595 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
6596 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
6597 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
6599 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
6600 flag_profile_correction is set.
6602 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
6604 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
6606 2008-08-18 Tomas Bily <tbily@suse.cz>
6608 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
6609 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
6611 * tree-data-ref.c (split_constant_offset_1): Likewise.
6612 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
6613 * tree-sra.c (sra_walk_expr): Likewise.
6614 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
6615 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
6616 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
6617 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
6619 * gimple.c (gimple_assign_unary_nop_p): Likewise.
6620 * tree-vect-transform.c (vectorizable_type_demotion)
6621 (vectorizable_type_promotion): Likewise.
6622 * tree-inline.c (expand_call_inline):
6623 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
6624 (forward_propagate_addr_expr_1, forward_propagate_comparison)
6625 (tree_ssa_forward_propagate_single_use_vars): Likewise.
6626 * expr.c (expand_expr_real_1): Likewise.
6627 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
6628 (gimple_assign_unary_useless_conversion_p): Likewise.
6629 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
6630 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
6631 * fold-const.c (fold_unary): Likewise.
6632 * tree.h (CONVERT_EXPR_P): Likewise.
6633 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
6634 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
6636 (register_edge_assert_for_2, extract_range_from_unary_expr)
6637 (register_edge_assert_for_1): Likewise.
6639 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6641 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
6642 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
6643 (enum real_value_const): Delete.
6644 (get_real_const): Delete.
6645 * real.c (get_real_const): Delete.
6646 (dconst_e_ptr): Define.
6647 (dconst_third_ptr): Define.
6648 (dconst_sqrt2_ptr): Define.
6649 * builtins.c: Update all callers.
6651 2008-08-18 Richard Guenther <rguenther@suse.de>
6653 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
6654 statement iterator after statement removal.
6656 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
6658 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
6659 (detect_processor_freebsd): Likewise.
6660 (host_detect_local_cpu): Call newly added functions for FreeBSD.
6662 2008-08-18 Richard Guenther <rguenther@suse.de>
6664 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
6665 and loads have the correct types.
6667 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6670 * c-opts.c (cpp_opts): Remove static.
6671 * c-parser.c (cpp_opts): Declare it extern.
6672 (disable_extension_diagnostics): Handle cpp options.
6673 (enable_extension_diagnostics): Likewise.
6675 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6677 * diagnostics.c (permerror_at): Rename as permerror.
6678 (permerror): Delete.
6679 * toplev.h: Likewise.
6681 2008-08-18 Richard Guenther <rguenther@suse.de>
6683 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
6684 sdse1 and addressables2 passes. Replace dce1 with cddce1.
6685 Move call_cdce before build_alias. Move copyrename2,
6686 cunrolli and ccp2 beafore build_alias. Re-add addressable2
6687 right after final inlining.
6688 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
6689 (pass_build_cfg): But instead via TODO_dump_func.
6691 2008-08-18 Richard Guenther <rguenther@suse.de>
6693 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
6695 (scalarize_init): If we failed to generate some initializers
6696 do not generate zeros for not instantiated members. Instead
6697 rely on the copy out.
6698 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
6699 about missing flow-sensitive alias info only if we have
6702 2008-08-17 Nick Clifton <nickc@redhat.com>
6704 * doc/extend.texi (Function Attributes): Fix typo in description
6705 if hot function attribute.
6707 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
6708 Richard Sandiford <rdsandiford@googlemail.com>
6710 * doc/install.texi (--with-mips-plt): Document.
6711 * doc/invoke.texi (-mplt, -mno-plt): Document.
6712 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
6713 and handle ${with_mips_plt}.
6714 * config/mips/mips.opt (mplt): New option.
6715 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
6716 (TARGET_ABICALLS_PIC2): Likewise.
6717 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
6718 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
6719 (ASM_SPEC): Use !mabi=* instead of !mabi*.
6720 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
6721 to decide whether to output ".option picX" directives.
6722 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
6723 Pass -call_nonpic rather than -KPIC for -mplt.
6724 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
6725 on the command line. Also remove it when -mabi=64 is used without
6727 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
6728 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
6729 TARGET_ABICALLS_PIC0.
6730 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
6732 (mips16_build_function_stub): Only output ".option pic" directives
6733 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
6734 (mips16_build_call_stub): Fix comment and remove redundant
6735 ".set at"/"set .noat" directives.
6736 (mips_function_rodata_section): Use the default behaviour for
6737 TARGET_ABSOLUTE_ABICALLS.
6738 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
6739 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
6740 (mips_restore_gp): Do nothing if the current function doesn't use
6742 (mips_expand_prologue): Only save $gp if the current function uses it.
6743 Use a normal move for TARGET_ABICALLS_PIC0.
6744 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
6746 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
6748 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
6749 of function when handling GLOBAL_POINTER_REGNUM.
6751 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
6754 * common.opt (-fstack-check): Do not declare the variable here.
6755 (-fstack-check=): New option variant.
6756 * doc/invoke.texi (Code Gen Options): Document it.
6757 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
6758 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
6759 (STACK_CHECK_STATIC_BUILTIN): New macro.
6760 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
6761 * opts.c: Include expr.h.
6762 (common_handle_option) <OPT_fold_stack_check_>: New case.
6763 <OPT_fstack_check>: Likewise.
6764 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
6765 consistently in the test for variable-sized types. Adjust for
6766 new behaviour of flag_stack_check.
6767 * explow.c: Include except.h.
6768 (allocate_dynamic_stack_space): Do not take into account
6769 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
6770 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
6771 for variable-sized parameters. Treat all parameters whose size is
6772 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
6773 stack checking is enabled.
6774 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
6775 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
6776 if generic stack checking is enabled.
6777 (expand_function_end): Adjust for new behaviour of flag_stack_check.
6778 * reload1.c (reload): Likewise.
6779 * stmt.c (expand_decl): Assert that all automatic variables have
6780 fixed size at this point and remove dead code.
6781 * flags.h (stack_check_type): New enumeration type.
6782 (flag_stack_check): Declare.
6783 * toplev.c (flag_stack_check): New global variable.
6784 * Makefile.in (opts.o): Add dependency on EXPR_H.
6785 (explow.o): Add dependency on except.h.
6787 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
6789 * config/avr/avr.c (avr_override_options): Reduce value of
6790 PARAM_INLINE_CALL_COST.
6792 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
6794 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
6795 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
6796 lieu of TYPE_MODE (type) throughout.
6798 2008-08-15 Joseph Myers <joseph@codesourcery.com>
6800 * config/arm/arm.c (add_minipool_backward_ref): Check for
6801 8-byte-aligned entries in second case of forcing insertion after a
6802 particular entry. Change third case to avoid inserting
6803 non-8-byte-aligned entries before 8-byte-aligned ones.
6805 2008-08-15 Richard Guenther <rguenther@suse.de>
6807 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
6808 strip components for unknown size accesses.
6810 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
6812 * config/s390/2097.md New file.
6813 * config/s390/s390.md ("z10prop" attribute): Define none,
6814 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
6815 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
6816 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
6817 possible values and apply them to insns as appropriate.
6818 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
6819 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
6820 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
6821 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
6822 ("bfp" mode attribute): Removed. Every occurence replaced
6824 * config/s390/s390.c (struct "z10_cost"): Updated entries.
6825 * config/s390/2084.md (insn_reservation "x_itof"): Updated
6828 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6831 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
6834 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
6836 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
6837 additional argument. Support reduction when duplication is needed due
6838 to data-types of different sizes in the loop.
6839 (get_initial_def_for_induction): Fix printout.
6840 (vect_get_vec_def_for_stmt_copy): Support case where the
6841 vec_stmt_for_operand is a phi node.
6842 (vectorizable_reduction): Support reduction when duplication is needed
6843 due to data-types of different sizes in the loop.
6844 (vectorizable_call): Remove restriction to not vectorize in case we
6845 have data-types of different sizes in the loop.
6846 (vectorizable_conversion): Likewise.
6847 (vectorizable_operation): Likewise.
6848 (vectorizable_type_demotion): Likewise.
6849 (vectorizable_type_promotion): Likewise.
6850 (vectorizable_induction): Add restriction to not vectorize in case
6851 we have data-types of different sizes in the loop.
6853 2008-08-14 Christophe Saout <christophe@saout.de>
6854 Uros Bizjak <ubizjak@gmail.com>
6857 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
6858 (*vec_concatv2di_rex64_sse4_1): Ditto.
6859 (*vec_concatv2di_rex64_sse): Ditto.
6861 2008-08-14 Jakub Jelinek <jakub@redhat.com>
6864 * fold-const.c (fold_widened_comparison): Do not allow
6865 sign changes that change the result even if shorter type
6866 is wider than arg1_unw's type.
6868 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
6870 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
6871 Skip if the multilib testing specifies -march that does not
6872 agree with the one specified in the testcase.
6874 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6876 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
6877 zero extend SImode values being converted to TFmode before passing
6880 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6882 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
6883 __PPU__ when targeting the Cell/B.E. PPU processor.
6885 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
6887 * gimple.h (gimple_call_set_chain): Accept SSA variables.
6888 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
6889 Rematerialize the static chain, if any.
6890 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
6893 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6895 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
6896 (new_loc_descr): Likewise.
6897 (add_loc_descr): Likewise.
6898 (size_of_loc_descr): Likewise.
6899 (size_of_locs): Likewise.
6900 (output_loc_operands): Likewise.
6901 (output_loc_sequence): Likewise.
6902 (new_reg_loc_descr): New.
6903 (build_cfa_loc): Use it.
6904 (build_cfa_aligned_loc): Likewise.
6905 (one_reg_loc_descriptor): Likewise.
6906 (based_loc_descr): Likewise.
6908 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6911 * doc/invoke.texi (Wmain): Update.
6912 * c-decl.c (start_decl): warn_main is only 0 or 1.
6913 (start_function): Likewise. Fix formatting.
6914 (finish_function): Delete redundant warning.
6915 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
6916 * c-opts (c_common_handle_option): -Wall only has effect if
6917 warn_main is uninitialized. OPT_Wmain is automatically
6918 handled. -pedantic also enables Wmain.
6919 (c_common_post_options): Handle all logic for Wmain here.
6920 * c-common.c (warn_main): Delete.
6921 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
6922 * c-common.h (warn_main): Delete.
6924 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
6927 * expr.c (emit_group_store): Allocate stack temp with the
6928 largest alignment when copying from register to stack.
6930 2008-08-13 Richard Guenther <rguenther@suse.de>
6932 * tree.h (maybe_fold_offset_to_address): Declare.
6933 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
6934 (ccp_fold): Handle pointer conversions the same as fold_stmt.
6935 Likewise for POINTER_PLUS_EXPR.
6936 (maybe_fold_offset_to_reference): Enable disabled code.
6937 (maybe_fold_offset_to_address): New function.
6938 (fold_stmt_r): Use it.
6939 (fold_gimple_assign): Likewise.
6940 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
6941 (gimplify_expr): Likewise.
6943 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6945 * toplev.h (pedwarn_at): Fix declaration.
6947 2008-08-13 Joseph Myers <joseph@codesourcery.com>
6949 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
6950 LINK_SPEC): Use %R in -Y P argument.
6952 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6955 * diagnostic.c (pedwarn_at): New.
6956 * toplev.h (pedwarn_at): Declare.
6957 * c-tree.h (build_enumerator): Update declaration.
6958 * c-decl.c (finish_enum): Update comment.
6959 (build_enumerator): Take a location parameter. Give a pedwarn but do
6960 not perform any conversion.
6961 * c-parser.c (c_parser_enum_specifier): Set correct location for
6964 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6967 * c-common.c (conversion_warning): Use a switch. Ignore boolean
6968 expressions except for conversions to signed:1 bitfields. Handle
6969 COND_EXPR with constant operands.
6971 2008-08-13 Richard Guenther <rguenther@suse.de>
6973 PR tree-optimization/15255
6974 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
6975 (struct oecount_s): New struct and VEC types.
6977 (oecount_hash): New function.
6978 (oecount_eq): Likewise.
6979 (oecount_cmp): Likewise.
6980 (zero_one_operation): New function.
6981 (build_and_add_sum): Likewise.
6982 (undistribute_ops_list): Perform un-distribution of multiplication
6983 and division on the chain of summands.
6984 (should_break_up_subtract): Also break up subtracts for factors.
6985 (reassociate_bb): Delete dead visited statements.
6986 Call undistribute_ops_list. Re-sort and optimize if it did something.
6987 * passes.c (init_optimization_passes): Move DSE before
6989 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
6992 2008-08-12 Janis Johnson <janis187@us.ibm.com>
6994 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
6996 * doc/invoke.texi: Revert unintended checkin.
6998 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7001 * gcc.c (include_spec_function): Tweak call to find_a_file.
7003 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7006 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7007 and TRUTH_ORIF_EXPR.
7008 * dojump.c (do_jump): Likewise.
7010 PR tree-optimization/37084
7011 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7012 if id->regimplify, don't assume stmt is a cast assignment.
7014 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7016 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7018 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7021 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7024 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7026 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7027 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7029 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7030 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7031 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7032 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7033 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7035 * doc/tm.texi (Storage Layout): Remove documentation for
7036 TARGET_FLOAT_FORMAT.
7038 * simplify-rtx.c (simplify_binary_operation_1): Replace
7039 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7041 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7043 * real.h (struct real_format): New member has_sign_dependent_rounding.
7044 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7045 spu_single_format, ieee_double_format, mips_double_format,
7046 motorola_double_format, ieee_extended_motorola_format,
7047 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7048 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7049 mips_extended_format, ieee_quad_format, mips_quad_format,
7050 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7051 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7053 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7054 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7055 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
7056 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
7057 (ROUND_TOWARDS_ZERO): Likewise.
7059 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
7060 (FLOAT_MODE_FORMAT): New macro.
7061 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
7062 (MODE_COMPOSITE_P): ... this new macro.
7063 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7064 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
7065 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
7067 * flags.h: Include "real.h".
7069 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
7070 REAL_MODE_FORMAT_COMPOSITE_P.
7071 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
7073 * doc/tm.texi (Storage Layout): Remove documentation of
7074 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
7075 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
7076 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
7077 they only apply to libgcc2.a.
7079 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7081 * config/spu/float_disf.c: New file.
7082 * config/spu/float_unsdisf.c: New file.
7083 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
7084 (LIB2FUNCS_EXCLUDE): Define.
7086 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7087 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7089 * real.h (struct real_format): New member round_towards_zero.
7090 * real.c (round_for_format): Respect fmt->round_towards_zero.
7091 (ieee_single_format, mips_single_format, motorola_single_format,
7092 spu_single_format, ieee_double_format, mips_double_format,
7093 motorola_double_format, ieee_extended_motorola_format,
7094 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
7095 ieee_extended_intel_96_round_53_format, ibm_extended_format,
7096 mips_extended_format, ieee_quad_format, mips_quad_format,
7097 vax_f_format, vax_d_format, vax_g_format): Initialize it.
7098 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
7100 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
7101 real_format to choose rounding mode when calling MPFR functions.
7102 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
7103 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
7105 * real.h (real_to_decimal_for_mode): Add prototype.
7106 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
7107 Respect target rounding mode when generating decimal representation.
7108 (real_to_decimal): New stub for backwards compatibility.
7109 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
7110 real_to_decimal_for_mode instead of real_to_decimal.
7112 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
7114 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7115 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
7117 * real.c (spu_single_format): New variable.
7118 * real.h (spu_single_format): Declare.
7120 * config/spu/spu.c (spu_override_options): Install SFmode format.
7121 (spu_split_immediate): Use integer mode to operate on pieces of
7122 floating-point values in all cases.
7124 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
7125 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
7126 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
7128 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7130 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
7132 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7134 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
7136 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7139 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
7140 on the VAR_DECL instead of TYPE_READONLY on its type.
7142 2008-08-12 Ira Rosen <irar@il.ibm.com>
7144 * tree-vectorizer.c: Depend on langhooks.h.
7145 (supportable_widening_operation): Add two arguments. Support double
7147 (supportable_narrowing_operation): Likewise.
7148 * tree-vectorizer.h (supportable_widening_operation): Add two
7150 (supportable_narrowing_operation): Likewise.
7151 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
7152 supportable_widening_operation with correct arguments.
7153 * tree-vect-transform.c (vectorizable_conversion): Likewise.
7154 (vectorizable_type_demotion): Support double type conversions.
7155 (vectorizable_type_promotion): Likewise.
7156 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
7158 2008-08-11 Michael Matz <matz@suse.de>
7160 * i386/i386.c (override_options): Move initialisation from
7161 flag_schedule_insns_after_reload to here from ...
7162 (optimization_options): ... here.
7164 2008-08-11 Jakub Jelinek <jakub@redhat.com>
7166 PR rtl-optimization/36998
7167 * dwarf2out.c (compute_barrier_args_size_1,
7168 compute_barrier_args_size): Temporarily remove assertions.
7170 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7173 * tree-ssa.c (struct walk_data): Add new flag
7174 warn_possibly_uninitialized.
7175 (warn_uninitialized_var): Use it.
7176 (warn_uninitialized_vars): New.
7177 (execute_early_warn_uninitialized): Call it.
7178 (execute_late_warn_uninitialized): Likewise.
7180 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
7183 * reload1.c (gen_reload): Guard calls to get_secondary_mem
7186 2008-08-09 Jan Hubicka <jh@suse.cz>
7189 * optabs.c (maybe_emit_unop_insn): Remove produced code if
7191 (expand_fix): Be prepared for expansion to fail.
7192 (expand_sfix_optab): Remove instructions if expansion failed.
7194 2008-08-09 Anatoly Sokolov <aesok@post.ru>
7196 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
7198 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
7199 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7201 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7203 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
7204 mips/t-libgcc-mips16 to tmake_file.
7205 * config/mips/mips-protos.h (mips_call_type): New enum.
7206 (mips_pic_base_register, mips_got_load): Declare.
7207 (mips_restore_gp): Take an rtx argument.
7208 (mips_use_pic_fn_addr_reg_p): Declare.
7209 (mips_expand_call): Replace the sibcall_p argument with
7210 a mips_call_type argument. Add a lazy_p parameter.
7211 (mips_split_call): Declare.
7212 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
7213 (MIPS16_PIC_TEMP): Likewise.
7214 (reg_class): Delete M16_NA_REGS.
7215 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7216 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
7217 (mips_split_hi_p): Declare.
7218 * config/mips/mips.c (mips_split_hi_p): New array.
7219 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
7220 (mips_got_symbol_type_p): New function.
7221 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
7222 (mips16_stub_function_p): New function.
7223 (mips16_local_function_p): Likewise.
7224 (mips_use_pic_fn_addr_reg_p): Likewise.
7225 (mips_cannot_force_const_mem): Return false for HIGHs.
7226 Extend CONST_INT and symbolic handling to MIPS16, using
7227 mips_symbol_insns to check that the base symbol type is a
7228 legitimate constant. Reject GOT-based constants if
7229 TARGET_MIPS16_PCREL_LOADS.
7230 (mips_const_insns): Check targetm.cannot_force_const_mem when
7231 decomposing a symbolic base and a large offset.
7232 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
7233 When calling a function that needs $25 from MIPS16 code,
7234 move the target address into $25 separately and add a USE
7236 (mips16_gp_pseudo_reg): Insert the initializer immediately
7237 before the first real insn.
7238 (mips_pic_base_register, mips_got_load): New functions.
7239 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
7240 parameter to LOW_OUT. Say that it can be any valid SET_SRC
7241 when splitting a load-address operation. Split SYMBOL_GOT_DISP
7242 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
7243 (mips_call_tls_get_addr): Update the call to mips_expand_call,
7244 also passing NULL_RTX rather than const0_rtx as the aux argument.
7245 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
7246 instead of TARGET_EXPLICIT_RELOCS.
7247 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
7248 (mips_load_call_address): Replace the sibcall_p argument with
7249 a mips_call_type argument. Use mips_got_load.
7250 (mips16_local_alias): New structure.
7251 (mips16_local_aliases): New variable.
7252 (mips16_local_aliases_hash): New function.
7253 (mips16_local_aliases_eq): Likewise.
7254 (mips16_local_alias): Likewise.
7255 (mips16_stub_function): Likewise.
7256 (mips16_build_function_stub): Create a local alias for the target
7257 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
7258 .cpload directive and an R_MIPS_NONE relocation for the target
7259 function, then load the alias rather than the function itself.
7260 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
7261 (mips16_copy_fpr_return_value): Use mips16_stub_function and
7262 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
7263 (mips16_build_call_stub): Replace the FN parameter with an
7264 FN_PTR parameter. Force the address into a register if it
7265 isn't a call_insn_operand; don't rely on the caller to do this.
7266 If a call to a locally-defined and locally-binding MIPS16
7267 function must be made indirectly, redirect the call to the
7268 function's local alias. Use mips16_stub_function_p,
7269 mips16_stub_function, mips_expand_call and use_reg.
7270 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
7271 Use explicit %hi and %lo accesses where possible.
7272 Use MIPS_CALL to generate the correct code form of a
7273 jal instruction. Add clobbers of $18 instead of uses.
7274 Update the call to mips_emit_call_insn.
7275 (mips_expand_call): Replace the SIBCALL_P argument with a
7276 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
7277 Take a LAZY_P parameter. Call mips16_build_call_stub first,
7278 allowing it to modify the call address. Update the calls to
7279 mips_load_call_address and mips_emit_call_insn.
7280 (mips_split_call): New function.
7281 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
7282 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
7283 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
7284 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
7285 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
7287 (mips_cprestore_slot): New function.
7288 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
7289 and use mips_cprestore_slot.
7290 (mips_output_function_prologue): Handle TARGET_MIPS16 for
7292 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
7293 then use a copygp_mips16 instruction to set up $28.
7294 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
7295 (mips16_lay_out_constants): Call split_all_insns_noflow.
7296 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
7297 false if TARGET_MIPS16.
7298 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
7299 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
7300 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
7301 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
7302 MIPS16 code. Allow MIPS16 o32 PIC.
7303 (mips_override_options): Allow MIPS16 o32 PIC.
7304 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
7305 after reload if TARGET_USE_GOT.
7306 (UNSPEC_COPYGP): New constant.
7307 (length): Use a default length of 8 for MIPS16 GOT loads.
7308 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
7309 (*got_page<mode>): Check mips_split_hi_p.
7310 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
7311 (unspec_got<mode>, unspec_call<mode>): New expanders.
7312 (load_got<mode>, load_call<mode>): Remove the length attributes.
7313 Use a got attribute instead of a type attribute.
7314 (copygp_mips16): New insn.
7315 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
7316 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
7317 (sibcall, sibcall_value, call, call_value): Update the calls
7318 to mips_expand_call.
7319 (call_internal, call_value_internal): Use mips_split_call.
7320 (call_value_multiple_internal): Likewise.
7321 (call_split): Move after call_internal (the insn it is split from).
7322 (call_internal_direct, call_value_internal_direct): Turn into
7323 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
7324 (call_direct_split, call_value_direct_split): New patterns.
7325 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
7326 and use M16_REGS instead of M16_NA_REGS.
7327 * config/mips/predicates.md (const_call_insn_operand): Replace
7328 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
7329 mips_use_pic_fn_addr_reg_p check.
7330 (move_operand): Reject HIGHs if mips_split_hi_p.
7331 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
7332 (__mips16_floatunsisf): Inline __mips16_floatsisf.
7333 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
7334 * config/mips/libgcc-mips16.ver: New file.
7335 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
7336 $(srcdir)/config/mips/libgcc-mips16.ver.
7338 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7340 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
7342 (mips_unspec_address, mips_unspec_offset_high): Likewise.
7343 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
7344 (mips16_cfun_returns_in_fpr_p): Likewise.
7346 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7348 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
7349 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
7350 rather than 4 to PC.
7352 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7354 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
7355 (FUNCTION_PROFILER): Save the static chain pointer into $2
7356 beforehand and restore it aftewards.
7357 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
7358 address directly into $25 and call the function through $25;
7359 do not clobber $3. Pad the DImode version to cover the space
7360 left by the deleted $25 <- $3 move.
7361 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
7362 the removal of the $25 <- $3 move.
7363 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
7364 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7366 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
7367 Daniel Jacobowitz <dan@codesourcery.com>
7369 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
7370 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
7371 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
7372 * config/mips/mips.c (mips_start_function_definition): New function.
7373 (mips_end_function_definition): Likewise.
7374 (mips_output_function_prologue): Use mips_start_function_definition.
7375 (mips_output_function_epilogue): Use mips_end_function_definition.
7376 (build_mips16_function_stub): Use mips_start_function_definition
7377 and mips_end_function_definition.
7378 (build_mips16_call_stub): Likewise.
7380 2008-08-09 Richard Guenther <rguenther@suse.de>
7382 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
7383 * gimple.h (gimple_call_fn): Adjust comment.
7384 (gimple_call_set_fndecl): New function.
7385 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
7386 longer having bare FUNCTION_DECL operand.
7387 (gimple_call_return_type): Likewise.
7388 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
7390 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
7391 (gimple_mod_pow2): Likewise.
7392 (gimple_mod_subtract): Likewise.
7393 (gimple_ic): Likewise.
7394 (gimple_stringop_fixed_value): Likewise.
7395 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
7396 longer having bare FUNCTION_DECL operand.
7397 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
7398 * omp-low.c (optimize_omp_library_calls): Likewise.
7399 * cgraphunit.c (update_call_expr): Likewise.
7400 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
7401 (execute_convert_to_rsqrt): Likewise.
7402 * cfgexpand.c (gimple_to_tree): Simplify.
7403 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
7404 bare FUNCTION_DECL operand.
7405 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
7406 (convert_gimple_call): Use gimple_call_fndecl.
7407 * c-common.c (c_warn_unused_result): Likewise.
7409 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7412 * c-typeck.c (digest_init): Call verify_sequence_points from here.
7413 (c_finish_return): Likewise.
7414 (c_start_case): Likewise.
7415 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
7416 * c-parser.c (c_parser_condition): New. Call
7417 verify_sequence_points.
7418 (c_parser_paren_condition): Call c_parser_condition.
7419 (c_parser_for_statement): Call c_parser_condition.
7421 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7424 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
7425 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
7426 Moved from diagnostic.h
7427 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
7429 (emit_diagnostic): New.
7430 (warning0, pedwarn0): Delete.
7431 (warning, warning_at, pedwarn, permerror): Return bool.
7432 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
7433 Moved to diagnostic.c.
7434 (struct diagnostic_context): Use correct type for
7435 classify_diagnostic.
7436 (diagnostic_report_diagnostic): Update declaration.
7437 (emit_diagnostic): Declare.
7438 * errors.c (warning): Return bool.
7439 * errors.h (warning): Update declaration.
7440 * toplev.h (warning0, pedwarn0): Delete.
7441 (warning, warning_at, pedwarn, permerror): Return bool.
7442 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
7443 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
7444 inform. Update all calls.
7445 (diagnose_mismatched_decls): Check return value of warning/pedwarn
7446 before giving informative note.
7447 (implicit_decl_warning): Likewise.
7448 * c-typeck.c (build_function_call): Likewise.
7449 * tree-sssa.c (warn_uninit): Likewise.
7450 * builtins.c (gimplify_va_arg_expr): Likewise.
7452 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7455 * doc/invoke.texi (-Wextra): Move warning from here...
7456 (-Wuninitialized): ... to here.
7458 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7461 * flags.h (set_Wunused): Delete
7462 * toplev.c (process_options): Handle Wunused flags here.
7463 * opts.c (maybe_warn_unused_parameter): Delete.
7464 (common_handle_option): Replace set_Wunused by warn_unused.
7465 (set_Wextra): Do not handle Wunused-parameter here.
7466 (set_Wunused): Delete.
7467 * c-opts.c (c_common_handle_option): Replace set_Wunused by
7469 * common.opt (Wunused): Add Var and Init.
7470 (Wunused-function): Likewise.
7471 (Wunused-label): Likewise.
7472 (Wunused-parameter): Likewise.
7473 (Wunused-value): Likewise.
7474 (Wunused-variable): Likewise.
7476 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
7478 * doc/invoke.texi: Add cpu_type power7.
7479 * config.in (HAVE_AS_VSX): New.
7480 * config.gcc: Add cpu_type power7.
7481 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
7483 * configure: Regenerate.
7484 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
7486 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
7487 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
7488 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
7490 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
7492 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
7493 type to vectorize.builtin_conversion.
7494 (vectorizable_conversion): Likewise.
7495 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
7496 integral type as input.
7497 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
7499 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
7500 and ALTIVEC_BUILTIN_VCTSXS.
7501 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
7504 2008-08-08 Richard Guenther <rguenther@suse.de>
7506 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
7507 (surely_varying_stmt_p): Calls are varying only if they are
7508 non-builtin and not indirect or have no result.
7509 (ccp_fold): Re-instantiate code before the tuples merge.
7511 2008-08-08 Richard Guenther <rguenther@suse.de>
7513 PR tree-optimization/37056
7514 * gimple.h (gimple_assign_rhs_class): New helper function.
7515 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
7516 unary operations properly.
7518 2008-08-07 Jan Hubicka <jh@suse.cz>
7520 * i386.h (ix86_size_cost): Declare.
7521 (ix86_cur_cost): New function macro.
7522 * i386.md (peepholes expanding size and splitters): Predicate by
7523 optimize_insn_for_speed_p.
7524 (peepholes reduce size and splitters): Predicate by
7525 optimize_insn_for_size_p.
7526 * i386.c (ix86_size_cost): Rename from ...
7527 (size_cost): This one.
7528 (override_options): Update.
7529 (decide_alg): Likewise.
7530 (ix86_expand_clear): Use RTL profile.
7531 (ix86_pad_returns): Use RTL profile.
7533 2008-08-07 Jan Hubicka <jh@suse.cz>
7535 * recog.c (split_all_insns): Set RTL profile
7536 (peephole2_optimize): Likewise.
7537 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7538 * combine.c (combine_instructions): Likewise.
7540 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7542 * c-common.c (c_common_reswords): Also warn about keyword "bool".
7544 2008-08-07 Bob Wilson <bob.wilson@acm.org>
7546 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
7547 value in a6 after the set_frame_ptr insn.
7549 2008-08-07 Richard Henderson <rth@redhat.com>
7552 * gcc.c (cpp_options): Pass along -g*.
7554 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7556 * config/arm/arm.c (output_move_neon): Update comment describing
7557 big-endian vector layout.
7558 (arm_assemble_integer): Do not handle big-endian NEON vectors
7560 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
7561 neon_vget_lane<mode>_sext_internal,
7562 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
7563 element indices for big-endian.
7565 2008-08-07 Richard Henderson <rth@redhat.com>
7567 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
7568 * configure, config.in: Rebuild.
7569 * debug.h (dwarf2out_do_cfi_asm): Declare.
7570 * c-cppbuiltin.c (c_cpp_builtins): Use it.
7571 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
7572 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
7573 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
7575 2008-08-07 Joseph Myers <joseph@codesourcery.com>
7577 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
7578 movv2si_internal): Combine into mov<mode>_internal.
7579 (movv2si_internal_2): Remove.
7581 2008-08-07 Jan Hubicka <jh@suse.cz>
7584 * i386.md (single stringop patterns): Enable unconditionally.
7586 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
7589 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
7591 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
7592 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
7594 * config/i386/sse.md (sse2_movq128): New.
7596 * doc/extend.texi: Document __builtin_ia32_movq128.
7598 2008-08-07 Richard Guenther <rguenther@suse.de>
7601 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
7602 pointers can access anything.
7604 2008-08-06 Jan Hubicka <jh@suse.cz>
7606 * optabs.c (emit_unop_insn): Break out to ...
7607 (maybe_emit_unop_insn): ... this one.
7608 (expand_sfix_optab): Use maybe variant.
7609 * optabs.h (maybe_emit_unop_insn): Declare.
7611 * i386.md (mov0 patterns): Enable by default.
7612 (FP conversion expanders): Disable expansion of code expanding
7613 sequences when instruction should be optimized for size.
7614 (single strinop patterns): Enable when optimizing for size.
7615 (string expanders): Disable expanding of code expanding sequences
7616 when optimizning instruction for size.
7617 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
7619 (ix86_fp_comparison_sahf_cost): Likewise.
7620 (ix86_expand_branch): Likewise.
7621 (ix86_expand_ashl_const): Likewise.
7622 (ix86_split_ashl): Likewise.
7623 (ix86_expand_strlen): Likewise.
7624 (ix86_emit_fp_unordered_jump): Likewie.
7626 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7628 * c-common.c: Fix typo.
7629 (c_common_reswords): Activate more C++ keyword warnings.
7631 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
7633 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7636 * diagnostic.c (permerror_at): New.
7637 * toplev.h (permerror_at): Declare.
7639 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
7640 Ira Rosen <irar@il.ibm.com>
7642 * tree-vect-transform.c (vect_model_simple_cost): Return
7643 immediately if stmt is pure SLP.
7644 (vect_model_store_cost): Ditto.
7645 (vect_model_load_cost): Ditto.
7646 (vectorizable_store): Remove PURE_SLP check before call
7647 to vect_model_store_cost.
7648 (vect_model_store_cost): When checking whether stmt describe
7649 strided access, add a check that it is not slp_node.
7651 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7654 * c-common.c (warn_for_sign_compare): New. Handle separately the
7655 case that 'constant' is zero.
7656 * c-typeck.c (build_binary_op): Move code to c-common.c
7658 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7660 * config/alpha/alpha.c (alpha_preferred_reload_class,
7661 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
7662 alpha_output_mi_thunk_osf): Avoid C++ keywords.
7663 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
7664 * config/arm/arm.md: Likewise.
7665 * config/avr/avr-protos.h (preferred_reload_class,
7666 test_hard_reg_class, avr_simplify_comparison_p,
7667 out_shift_with_cnt, class_max_nregs): Likewise.
7668 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
7669 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
7670 preferred_reload_class, test_hard_reg_class): Likewise.
7671 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
7672 bfin_memory_move_cost, bfin_secondary_reload,
7673 bfin_output_mi_thunk): Likewise.
7674 * config/crx/crx.c (crx_secondary_reload_class,
7675 crx_memory_move_cost): Likewise.
7676 * config/frv/frv-protos.h (frv_secondary_reload_class,
7677 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
7678 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
7679 frv_secondary_reload_class, frv_class_likely_spilled_p,
7680 frv_class_max_nregs): Likewise.
7681 * config/h8300/h8300.c (h8300_classify_operand,
7682 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
7684 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
7685 * config/ia64/ia64.c (ia64_preferred_reload_class,
7686 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
7687 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
7688 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
7690 * config/m68hc11/m68hc11.c (preferred_reload_class,
7691 m68hc11_memory_move_cost): Likewise.
7692 * config/mcore/mcore.c (mcore_secondary_reload_class,
7693 mcore_reload_class): Likewise.
7694 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
7695 mips_class_max_nregs, mips_cannot_change_mode_class,
7696 mips_preferred_reload_class, mips_secondary_reload_class,
7697 mips_output_mi_thunk): Likewise.
7698 * config/mmix/mmix.c (mmix_preferred_reload_class,
7699 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
7701 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7703 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
7704 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
7705 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7706 * config/rs6000/rs6000.c (paired_expand_vector_init,
7707 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
7708 compare_section_name, rs6000_memory_move_cost): Likewise.
7709 * config/s390/s390.c (s390_emit_compare_and_swap,
7710 s390_preferred_reload_class, s390_secondary_reload,
7711 legitimize_pic_address, legitimize_tls_address,
7712 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
7713 s390_class_max_nregs): Likewise.
7714 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7715 * config/s390/s390.md: Likewise.
7716 * config/score/score-protos.h (score_secondary_reload_class,
7717 score_preferred_reload_class): Likewise.
7718 * config/score/score.c (score_preferred_reload_class,
7719 score_secondary_reload_class): Likewise.
7720 * config/score/score3.c (score3_output_mi_thunk,
7721 score3_preferred_reload_class, score3_secondary_reload_class,
7722 score3_hard_regno_mode_ok): Likewise.
7723 * config/score/score3.h (score3_preferred_reload_class,
7724 score3_secondary_reload_class): Likewise.
7725 * config/score/score7.c (score7_output_mi_thunk,
7726 score7_preferred_reload_class, score7_secondary_reload_class,
7727 score7_hard_regno_mode_ok): Likewise.
7728 * config/score/score7.h (score7_preferred_reload_class,
7729 score7_secondary_reload_class): Likewise.
7730 * config/sh/sh.c (prepare_move_operands, output_far_jump,
7731 output_branchy_insn, add_constant, gen_block_redirect,
7732 sh_insn_length_adjustment, sh_cannot_change_mode_class,
7733 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
7734 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7735 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
7736 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
7737 xstormy16_preferred_reload_class): Likewise.
7738 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
7739 xtensa_expand_atomic, override_options,
7740 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
7742 * reorg.c (try_merge_delay_insns): Likewise.
7743 * tree.c (merge_dllimport_decl_attributes): Likewise.
7745 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
7747 2008-08-06 Michael Matz <matz@suse.de>
7749 * Makefile.in (write_entries_to_file): Quote words.
7750 * gengtype.c: (read_input_line): Skip over leading white-space.
7752 2008-08-06 Marc Gauthier <marc@tensilica.com>
7754 * config.gcc: Match more processor names for Xtensa.
7755 * configure.ac: Likewise.
7756 * doc/install.texi (Specific): Likewise.
7757 * configure: Regenerate.
7759 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7761 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
7762 * calls.c (avoid_likely_spilled_reg): Likewise.
7763 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
7764 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
7765 * config/i386/i386.c (ix86_expand_special_args_builtin,
7766 ix86_secondary_reload): Likewise.
7767 * except.c (struct eh_region, gen_eh_region_catch,
7768 remove_unreachable_regions, duplicate_eh_regions,
7769 assign_filter_values, build_post_landing_pads,
7770 sjlj_find_directly_reachable_regions, remove_eh_handler,
7771 reachable_next_level, foreach_reachable_handler,
7772 can_throw_internal_1, can_throw_external_1,
7773 collect_one_action_chain): Likewise.
7774 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
7775 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
7776 * function.c (update_temp_slot_address, instantiate_new_reg,
7777 instantiate_virtual_regs_in_rtx,
7778 instantiate_virtual_regs_in_insn): Likewise.
7779 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
7780 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
7781 gimplify_cleanup_point_expr): Likewise.
7782 * ipa-cp.c (ipcp_lattice_changed): Likewise.
7783 * passes.c (next_pass_1): Likewise.
7784 * print-tree.c (print_node_brief, print_node): Likewise.
7785 * profile.c (branch_prob): Likewise.
7786 * tree-dump.c (dump_register): Likewise.
7787 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
7789 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
7790 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
7791 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
7792 copy_arguments_for_versioning, copy_static_chain): Likewise.
7793 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
7794 add_new_name_mapping, register_new_name_mapping): Likewise.
7795 * tree-mudflap.c (mf_xform_derefs): Likewise.
7796 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
7797 get_init_expr, combine_chains): Likewise.
7798 * tree-pretty-print.c (dump_generic_node): Likewise.
7799 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
7800 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
7801 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
7802 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
7804 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7807 * calls.c (expand_call): Use the biggest preferred stack
7810 2008-08-06 Michael Matz <matz@suse.de>
7813 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
7814 for reused reload, instead of overwriting them.
7816 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
7819 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
7820 for incoming stack boundary.
7822 * function.c (assign_parm_find_entry_rtl): Update
7823 parm_stack_boundary.
7825 * function.h (rtl_data): Add parm_stack_boundary.
7827 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
7828 parm_stack_boundary for incoming stack boundary.
7830 2008-08-06 Joseph Myers <joseph@codesourcery.com>
7832 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
7833 for unrepresentable subregs or treat them as equal to other regs
7834 or subregs with the same register number.
7836 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
7839 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
7842 2008-08-06 Jan Hubicka <jh@suse.cz>
7844 * predict.c (maybe_hot_frequency_p): When profile is absent, all
7845 frequencies might be hot.
7847 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
7849 * reload.c (find_reloads): Force constants into literal pool
7850 also if they are wrapped in a SUBREG.
7852 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7855 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
7856 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
7857 Don't allow predicated instructions for data speculation.
7858 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
7861 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7863 * haifa-sched.c (extend_global): Split to extend_global_data and
7864 extend_region_data. Update all uses.
7865 (extend_all): Rename to extend_block_data.
7867 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
7869 * sched-rgn.c (new_ready): Check if instruction can be
7870 speculatively scheduled before attempting speculation.
7871 (debug_rgn_dependencies): Remove wrongful assert.
7873 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7875 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
7877 2008-08-05 Bob Wilson <bob.wilson@acm.org>
7879 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
7880 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
7881 va_size, and type_size.
7883 2008-08-04 Jason Merrill <jason@redhat.com>
7886 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
7887 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
7889 2008-08-05 Richard Henderson <rth@redhat.com>
7891 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
7892 * configure: Rebuild.
7894 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
7897 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
7898 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
7901 2008-08-05 Richard Henderson <rth@redhat.com>
7903 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
7904 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
7905 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
7906 * common.opt (fdwarf2-cfi-asm): New.
7907 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
7908 * config.in, configure: Rebuild.
7909 * dwarf2asm.c (dw2_asm_output_data_raw): New.
7910 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
7912 (dw2_force_const_mem): Externalize.
7913 * dwarf2asm.h: Update.
7914 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
7915 generate a real label.
7916 (output_cfi_directive): New.
7917 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
7918 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
7919 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
7921 (dwarf2out_end_epilogue): Emit .cfi_endproc.
7922 (output_loc_operands_raw, output_loc_sequence_raw): New.
7923 (output_cfa_loc_raw): New.
7925 2008-08-05 Paul Brook <paul@codesourcery.com>
7927 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
7928 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
7929 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
7930 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
7931 * config/arm/arm.h (TARGET_VFPD32): Define.
7932 (TARGET_VFP3): Use TARGET_VFPD32.
7933 (fputype): Add FPUTYPE_VFP3D16.
7934 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
7935 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
7936 * config/arm/arm-cores.def: Add cortex-r4f.
7937 * config/arm/arm-tune.md: Regenerate.
7939 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7941 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
7942 Reword some comments throughout the file.
7944 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
7945 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
7946 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
7947 MFC_MIN_DMA_LIST_ELEMENTS.
7948 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
7949 MFC_MAX_DMA_LIST_ELEMENTS.
7951 (MFC_START_ENABLE): Remove PPU-only define.
7952 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
7953 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
7955 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
7956 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
7957 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
7958 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
7959 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
7960 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
7961 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
7963 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
7964 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
7965 (mfc_sdcrt, mfc_sdcrtst): Likewise.
7966 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
7968 (spu_read_machine_status): Fix typo.
7970 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7972 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
7973 SUBREG of multi-word hard register.
7974 * config/spu/spu.c (valid_subreg): Likewise.
7975 (adjust_operand): Handle SUBREGs of multi-word hard registers.
7977 2008-08-04 Richard Guenther <rguenther@suse.de>
7979 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
7980 the candidate with the stripped base if that base is different
7981 from the original base even for offset zero.
7983 2008-08-04 Richard Guenther <rguenther@suse.de>
7986 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
7987 check for no_overflow.
7989 2008-08-04 Richard Guenther <rguenther@suse.de>
7991 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
7993 2008-08-04 Paul Brook <paul@codesourcery.com>
7995 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
7996 (arm_order_regs_for_local_alloc): New function.
7997 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
7999 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8001 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8004 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8005 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8006 (ix86_expand_epilogue): Likewise.
8008 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8010 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8013 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8016 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8017 (*movv2sf_internal_rex64): Ditto.
8019 2008-08-03 Jan Hubicka <jh@suse.cz>
8021 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8022 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8023 * expmed.c (expand_smod_pow2): Likewise.
8025 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8028 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8029 alternative 0 of operand 1.
8030 (*vec_concatv2di_rex64_sse): Ditto.
8031 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8033 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8034 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8035 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8036 (*movv2sf_internal_rex64): Ditto.
8038 2008-08-02 Richard Guenther <rguenther@suse.de>
8041 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8042 (ssedoublesizemode): New mode attribute.
8043 (sse_shufps): Call gen_sse_shufps_v4sf.
8044 (sse_shufps_1): Macroize.
8045 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8046 (sse2_shufpd_1): Macroize.
8047 (vec_extract_odd, vec_extract_even): New expanders.
8048 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
8049 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
8050 * i386.c (ix86_expand_vector_init_one_nonzero): Call
8051 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
8052 (ix86_expand_vector_set): Likewise.
8053 (ix86_expand_reduc_v4sf): Likewise.
8055 2008-08-01 Doug Kwan <dougkwan@google.com>
8057 * matrix-reorg.c: Re-enable all code.
8058 (struct malloc_call_data): Change CALL_STMT to gimple type.
8059 (collect_data_for_malloc_call): Tuplify.
8060 (struct access_site_info): Change STMT to gimple type.
8061 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
8062 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
8063 (struct free_info): Change STMT to gimple type.
8064 (struct matrix_access_phi_node): Change PHI to gimple type.
8065 (get_inner_of_cast_expr): Remove.
8066 (may_flatten_matrices_1): Tuplify.
8067 (may_flatten_matrices): Ditto.
8068 (mark_min_matrix_escape_level): Ditto.
8069 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
8070 (ssa_accessed_in_call_rhs): New
8071 (ssa_accessed_in_assign_rhs): New
8072 (record_access_alloc_site_info): Tuplify.
8073 (add_allocation_site): Ditto.
8074 (analyze_matrix_allocation_site): Ditto.
8075 (analyze_transpose): Ditto.
8076 (get_index_from_offset): Ditto.
8077 (update_type_size): Ditto.
8078 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
8079 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
8080 (analyze_accesses_for_phi_node): Tuplify.
8081 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
8082 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
8083 (analyze_matrix_accesses): Tuplify.
8084 (check_var_data): New call-back type for check_var_notmodified_p.
8085 (check_var_notmodified_p): Tuplify and use call-back struct to
8086 return statement found.
8087 (can_calculate_expr_before_stmt): Factor out statement related code
8089 (can_calculate_stmt_before_stmt): New.
8090 (check_allocation_function): Tuplify.
8091 (find_sites_in_func): Ditto.
8092 (record_all_accesses_in_func): Ditto.
8093 (transform_access_sites): Ditto.
8094 (transform_allocation_sites): Ditto.
8095 (matrix_reorg): Re-enable.
8096 (gate_matrix_reorg): Re-enable.
8098 2008-08-01 Jakub Jelinek <jakub@redhat.com>
8100 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
8101 for labels for which it hasn't been set yet. If it has been set,
8102 stop walking insns and continue with next worklist item.
8103 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
8104 if the only BARRIER is at the very end of a function.
8106 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8108 * cfgexpand.c (expand_stack_alignment): Assert that
8109 stack_realign_drap and drap_rtx must match.
8111 * function.c (instantiate_new_reg): If DRAP is used to realign
8112 stack, replace virtual_incoming_args_rtx with internal arg
8115 2008-08-01 Richard Guenther <rguenther@suse.de>
8117 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
8118 loop information only if we initialized it.
8119 (execute_pre): Call fini_pre with in_fre.
8120 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
8121 if we do not unroll because we hit max-completely-peeled-insns.
8122 Use our estimation for consistency, do allow shrinking.
8124 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
8126 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
8127 with MIN_STACK_BOUNDARY.
8128 (ix86_update_stack_boundary): Likewise.
8129 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
8132 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
8133 (MIN_STACK_BOUNDARY): This.
8135 2008-08-01 Richard Guenther <rguenther@suse.de>
8138 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
8140 2008-08-01 Richard Guenther <rguenther@suse.de>
8142 PR tree-optimization/36988
8143 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
8144 do not matter if that doesn't change volatile qualification.
8146 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
8148 * configure.ac: Do not generate libada-mk. Do not subst
8150 * libada-mk.in: Remove.
8151 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
8152 * configure: Regenerate.
8154 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
8156 * tree-pass.h: Added comment about not dumping passes with name
8157 starting with star in struct opt_pass.
8158 * passes.c (register_dump_files_1): Don't do dump for a pass with
8159 name starting with star.
8160 * doc/passes.texi (Pass manager): Mention pass names and special
8161 meaning of star prefix to avoid dump.
8163 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
8165 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
8167 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
8168 (ISA_MIPS64R2): New macro.
8169 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
8170 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
8171 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
8172 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
8173 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
8174 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
8175 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
8176 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
8177 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
8178 Move up to keep list alphabetically sorted.
8179 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
8180 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
8182 * doc/invoke.texi (MIPS Options): Add -mips64r2.
8183 (-march=@var{arch}): Add mips64r2.
8185 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8187 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
8189 2008-07-31 Steve Ellcey <sje@cup.hp.com>
8191 * expr.c (expand_assignment): Check for complete type.
8193 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8196 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
8198 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
8199 for stack alignment.
8201 * function.h (rtl_data): Add stack_realign_tried. Update comments.
8203 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
8205 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
8206 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
8208 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8210 PR rtl-optimization/36419
8211 * dwarf2out.c (barrier_args_size): New variable.
8212 (compute_barrier_args_size, compute_barrier_args_size_1): New
8214 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
8215 if not called yet in the current function, use barrier_args_size
8216 array to find the new args_size value.
8217 (dwarf2out_frame_debug): Free and clear barrier_args_size.
8219 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8222 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
8225 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
8228 * dwarf2out.c (dwarf2out_args_size_adjust): New.
8229 (dwarf2out_stack_adjust): Use it.
8230 (dwarf2out_frame_debug_expr): Likewise.
8232 2008-07-31 Richard Guenther <rguenther@suse.de>
8234 PR tree-optimization/36978
8235 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
8236 the generated condition.
8238 2008-07-31 Richard Guenther <rguenther@suse.de>
8240 * passes.c (init_optimization_passes): Always call
8241 pass_early_warn_uninitialized.
8242 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
8243 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
8244 * doc/passes.texi (Warn for uninitialized variables): Adjust.
8246 2008-07-31 Jakub Jelinek <jakub@redhat.com>
8249 * builtins.c (maybe_emit_free_warning): New function.
8250 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
8251 maybe_emit_free_warning for BUILT_IN_FREE.
8254 * dwarf2out.c (get_context_die): New function.
8255 (force_decl_die, force_type_die): Use it.
8256 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
8257 returns NULL, force generation of DW_TAG_typedef and put that into
8260 PR preprocessor/36649
8261 * c-pch.c (c_common_read_pch): Save and restore
8262 line_table->trace_includes across PCH restore.
8264 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
8267 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
8269 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8272 * final.c (call_from_call_insn): Handle COND_EXEC.
8274 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8276 * builtins.c (std_gimplify_va_arg_expr): Replace
8277 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
8278 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
8280 2008-07-30 Joey Ye <joey.ye@intel.com>
8281 H.J. Lu <hongjiu.lu@intel.com>
8283 * builtins.c (expand_builtin_setjmp_receiver): Replace
8284 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
8285 (expand_builtin_apply_args_1): Likewise.
8286 (expand_builtin_longjmp): Need DRAP for stack alignment.
8287 (expand_builtin_apply): Likewise.
8289 * caller-save.c (setup_save_areas): Call assign_stack_local_1
8290 instead of assign_stack_local to allow alignment reduction.
8292 * calls.c (emit_call_1): Need DRAP for stack alignment if
8294 (expand_call): Replace virtual_incoming_args_rtx with
8295 crtl->args.internal_arg_pointer.
8296 * stmt.c (expand_nl_goto_receiver): Likewise.
8298 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
8299 alignment and store to stack_alignment_estimated and
8300 max_used_stack_slot_alignment.
8301 (expand_one_var): Likewise.
8302 (expand_stack_alignment): New function.
8303 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
8304 and stack_alignment_estimated fields in rtl_data. Call
8305 expand_stack_alignment at end.
8307 * defaults.h (INCOMING_STACK_BOUNDARY): New.
8308 (MAX_STACK_ALIGNMENT): Likewise.
8309 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
8310 (SUPPORTS_STACK_ALIGNMENT): Likewise.
8312 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
8313 stack alignment when generating virtual registers.
8315 * function.c (assign_stack_local): Renamed to ...
8316 (assign_stack_local_1): This. Add a parameter to indicate
8317 if it is OK to reduce alignment.
8318 (assign_stack_local): Use it.
8319 (instantiate_new_reg): Instantiate virtual incoming args rtx
8320 to vDRAP if stack realignment and DRAP is needed.
8321 (assign_parms): Collect parameter/return type alignment and
8322 contribute to stack_alignment_estimated.
8323 (locate_and_pad_parm): Likewise.
8324 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
8325 with crtl->args.internal_arg_pointer.
8327 * function.h (rtl_data): Add new field drap_reg,
8328 max_used_stack_slot_alignment, stack_alignment_estimated,
8329 stack_realign_needed, need_drap, stack_realign_processed and
8330 stack_realign_finalized.
8331 (stack_realign_fp): New macro.
8332 (stack_realign_drap): Likewise.
8334 * global.c (compute_regsets): Frame pointer is needed when
8335 stack is realigned. Can eliminate frame pointer when stack is
8336 realigned and dynamic realigned argument pointer isn't used.
8338 * reload1.c (update_eliminables): Frame pointer is needed
8339 when stack is realigned.
8340 (init_elim_table): Can eliminate frame pointer when stack is
8341 realigned and dynamic realigned argument pointer isn't used.
8343 * rtl.h (assign_stack_local_1): Declare new funtion.
8345 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
8346 (TARGET_GET_DRAP_RTX): Likewise.
8347 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
8348 TARGET_GET_DRAP_RTX.
8350 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
8352 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
8353 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
8355 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
8356 H.J. Lu <hongjiu.lu@intel.com>
8358 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
8359 vdrap_reg, stack_realign and drap_reg_saved.
8360 (add_cfi): Don't allow redefining CFA when DRAP is used.
8361 (reg_save): Handle stack alignment.
8362 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
8363 alignment. Don't generate DWARF information for (set fp sp)
8365 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
8367 (int_loc_descriptor): Move prototype forward. Also define if
8368 DWARF2_UNWIND_INFO is true.
8369 (output_cfa_loc): Handle DW_CFA_expression.
8370 (build_cfa_aligned_loc): New.
8371 (based_loc_descr): Update assert for stack realign. For local
8372 variables, use sp+offset when stack is aligned without drap and
8373 fp+offset when stack is aligned with drap. For arguments, use
8374 cfa+offset when drap is used to align stack.
8376 2008-07-30 Joey Ye <joey.ye@intel.com>
8377 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
8381 (ix86_gen_andsp): New.
8382 (ix86_user_incoming_stack_boundary): Likewise.
8383 (ix86_default_incoming_stack_boundary): Likewise.
8384 (ix86_incoming_stack_boundary): Likewise.
8385 (ix86_can_eliminate): Likewise.
8386 (find_drap_reg): Likewise.
8387 (ix86_update_stack_boundary): Likewise.
8388 (ix86_get_drap_rtx): Likewise.
8389 (ix86_finalize_stack_realign_flags): Likewise.
8390 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
8391 (TARGET_GET_DRAP_RTX): Likewise.
8392 (override_options): Overide option value for new options.
8393 (ix86_function_ok_for_sibcall): Remove check for
8394 force_align_arg_pointer.
8395 (ix86_handle_cconv_attribute): Likewise.
8396 (ix86_function_regparm): Likewise.
8397 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
8398 (ix86_va_start): Replace virtual_incoming_args_rtx with
8399 crtl->args.internal_arg_pointer.
8400 (ix86_select_alt_pic_regnum): Check DRAP register.
8401 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
8402 (ix86_compute_frame_layout): Compute frame layout wrt stack
8404 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
8405 (ix86_expand_prologue): Decide if stack realignment is needed
8406 and generate prologue code accordingly.
8407 (ix86_expand_epilogue): Generate epilogue code wrt stack
8408 realignment is really needed or not.
8410 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
8411 (ABI_STACK_BOUNDARY): Likewise.
8412 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
8413 (STACK_REALIGN_DEFAULT): Likewise.
8414 (INCOMING_STACK_BOUNDARY): Likewise.
8415 (MAX_STACK_ALIGNMENT): Likewise.
8416 (ix86_incoming_stack_boundary): Likewise.
8417 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
8418 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
8419 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
8420 (machine_function): Remove force_align_arg_pointer.
8422 * config/i386/i386.md (BX_REG): New.
8423 (R13_REG): Likewise.
8425 * config/i386/i386.opt (mforce_drap): New.
8426 (mincoming-stack-boundary): Likewise.
8427 (mstackrealign): Add Init(-1).
8429 * config/i386/i386-protos.h (ix86_can_eliminate): New
8431 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
8433 * doc/extend.texi: Update force_align_arg_pointer.
8435 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
8438 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
8439 (INCOMING_STACK_BOUNDARY): Likewise.
8440 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
8441 (TARGET_GET_DRAP_RTX): Likewise.
8443 2008-07-30 Andreas Schwab <schwab@suse.de>
8445 PR rtl-optimization/36929
8446 * dse.c (replace_inc_dec): Use emit_insn_before instead of
8447 add_insn_before and fix argument order.
8448 (replace_inc_dec_mem): Handle NULL rtx.
8450 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
8452 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
8454 (arm_compute_initial_elimination_offset): Use it.
8455 (arm_compute_save_reg_mask): Include static chain save slot when
8456 calculating alignment.
8457 (arm_get_frame_offsets): Ditto.
8458 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
8459 that we can use to decrement the stack when the stack decrement
8460 could be too big for an immediate value in a single insn.
8461 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
8463 2008-07-30 Richard Guenther <rguenther@suse.de>
8465 PR tree-optimization/36967
8466 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
8467 Release defs of statements we remove.
8469 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8471 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
8472 instead of NULL_RTVEC.
8474 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
8478 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
8481 2008-07-30 Rafael Ãvila de EspÃÂndola <espindola@google.com>
8483 * final.c (call_from_call_insn): New.
8484 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
8486 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
8488 * configure.ac: Substitute ADA_CFLAGS.
8489 * configure: Regenerate.
8490 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
8491 * Makefile.in: Remove mention of X_* variables.
8492 * config/pa/x-ada-hpux10: Remove.
8493 * config/pa/x-ada: Remove.
8495 * doc/fragments.texi: Update.
8497 2008-07-30 Olivier Hainque <hainque@adacore.com>
8499 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
8500 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
8501 __dso_handle explicitly here.
8503 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8506 * c-typeck.c (build_binary_op): Encapsulate code into...
8507 * c-common.c (shorten_binary_op): ...this new function.
8508 (conversion_warning): Use the new function. Handle non-negative
8509 constant in bitwise-and.
8510 * c-common.h (shorten_binary_op): Declare.
8512 2008-07-30 Olivier Hainque <hainque@adacore.com>
8514 * scan.c (make_sstring_space): Add explicit conversions of
8515 allocator's return value.
8516 * fix-header.c (recognized_function): Likewise.
8518 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8520 * doc/cpp.texi: Update to GFDL 1.2.
8521 * doc/gcc.texi: Do not list GPL as Invariant Section.
8522 * doc/gccint.texi: Likewise. Update copyright years.
8523 * doc/install.texi: Update copyright years.
8525 2008-07-30 Alan Modra <amodra@bigpond.net.au>
8528 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
8529 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
8531 2008-07-29 Jan Hubicka <jh@suse.cz>
8533 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
8534 (grokdeclarator): Likewise.
8535 * langhooks.c (lhd_warn_unused_global_decl): Use
8536 DECL_DECLARED_INLINE_P.
8537 * print-tree.c (print_node): Remove DECL_INLINE check.
8539 2008-07-29 Richard Guenther <rguenther@suse.de>
8541 PR tree-optimization/36945
8542 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
8543 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
8544 Record invariant addresses un-decomposed.
8545 (copy_reference_ops_from_call): Record reference call
8546 arguments properly. Simplify.
8547 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
8548 helper split out from ...
8549 (create_component_ref_by_pieces): ... here. Simplify.
8550 Prepare for recursive invocation for call arguments.
8551 (create_expression_by_pieces): Adjust call to
8552 create_component_ref_by_pieces.
8553 (compute_avail): Process operand 2 of reference ops.
8555 2008-07-29 Richard Guenther <rguenther@suse.de>
8557 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
8559 2008-07-29 Jakub Jelinek <jakub@redhat.com>
8561 * c-format.c (check_format_types): Revert unwanted checkin.
8563 2008-07-29 Jan Hubicka <jh@suse.cz>
8565 * flags.h (flag_really_no_inline): Remove.
8566 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
8567 * toplev.c (flag_really_no_inline): Remove.
8568 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
8569 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
8570 (cgraph_decide_inlining_incrementally): Likewise.
8571 (compute_inline_parameters): Likewise.
8572 * opts.c (decode_options): Simplify.
8573 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
8574 * common.opt (finline): Initialize to 1.
8575 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
8577 2008-07-29 Jan Hubicka <jh@suse.cz>
8579 * predict.c (always_optimize_for_size_p): New function.
8580 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8581 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8582 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
8584 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
8585 * function.c (prepare_function_start): Set default profile.
8586 * function.h (rtl_data): Add maybe_hot_insn_p.
8587 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
8588 (construct_exit_block): Likewise.
8589 (tree_expand_cfg): Likewise.
8591 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
8592 optimize_edge_for_size_p, optimize_edge_for_speed_p,
8593 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
8594 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
8597 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8600 * c-decl.c (merge_decls): Merge USED flags.
8602 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
8604 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
8605 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
8606 next_stack, lab_false and lab_over trees.
8608 2008-07-28 Richard Guenther <rguenther@suse.de>
8610 PR tree-optimization/36957
8611 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
8612 (useless_type_conversion_p): Remove.
8613 (types_compatible_p): Remove.
8614 * gimple.h (tree_ssa_useless_type_conversion): Declare.
8615 (useless_type_conversion_p): Declare.
8616 (types_compatible_p): Declare.
8617 (gimple_expr_type): Return the base type only if it is
8618 trivially convertible to the subtype.
8620 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
8622 * configure.ac: Use the m4_do macro to concatenate the warnings into
8623 one string in ACX_PROG_CC_WARNING_OPTS,
8624 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
8625 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
8626 * configure: Regenerate.
8628 2008-07-28 Richard Guenther <rguenther@suse.de>
8630 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
8631 (insert_fake_stores): Remove.
8632 (realify_fake_stores): Likewise.
8633 (execute_pre): Remove dead code.
8634 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
8635 (find_func_aliases): Deal with it here instead.
8636 Re-enable gcc_unreachable call.
8638 2008-07-28 Richard Guenther <rguenther@suse.de>
8640 Merge from gimple-tuples-branch.
8642 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
8643 * gimple.def: New file.
8644 * gsstruct.def: Likewise.
8645 * gimple-iterator.c: Likewise.
8646 * gimple-pretty-print.c: Likewise.
8647 * tree-gimple.c: Removed. Merged into ...
8648 * gimple.c: ... here. New file.
8649 * tree-gimple.h: Removed. Merged into ...
8650 * gimple.h: ... here. New file.
8652 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
8653 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
8654 --enable-checking=gimple flag.
8655 * config.in: Likewise.
8656 * configure: Regenerated.
8658 * tree-ssa-operands.h: Tuplified.
8659 * tree-vrp.c: Likewise.
8660 * tree-loop-linear.c: Likewise.
8661 * tree-into-ssa.c: Likewise.
8662 * tree-ssa-loop-im.c: Likewise.
8663 * tree-dump.c: Likewise.
8664 * tree-complex.c: Likewise.
8665 * cgraphbuild.c: Likewise.
8666 * tree-ssa-threadupdate.c: Likewise.
8667 * tree-ssa-loop-niter.c: Likewise.
8668 * tree-pretty-print.c: Likewise.
8669 * tracer.c: Likewise.
8670 * gengtype.c: Likewise.
8671 * tree-loop-distribution.c: Likewise.
8672 * tree-ssa-loop-unswitch.c: Likewise.
8673 * cgraph.c: Likewise.
8674 * cgraph.h: Likewise.
8675 * tree-ssa-loop-manip.c: Likewise.
8676 * value-prof.c: Likewise.
8677 * tree-ssa-loop-ch.c: Likewise.
8678 * tree-tailcall.c: Likewise.
8679 * value-prof.h: Likewise.
8682 * tree-pass.h: Likewise.
8683 * ipa-cp.c: Likewise.
8684 * tree-scalar-evolution.c: Likewise.
8685 * tree-scalar-evolution.h: Likewise.
8686 * target.h: Likewise.
8687 * lambda-mat.c: Likewise.
8688 * tree-phinodes.c: Likewise.
8689 * diagnostic.h: Likewise.
8690 * builtins.c: Likewise.
8691 * tree-ssa-alias-warnings.c: Likewise.
8692 * cfghooks.c: Likewise.
8693 * fold-const.c: Likewise.
8694 * cfghooks.h: Likewise.
8695 * omp-low.c: Likewise.
8696 * tree-ssa-dse.c: Likewise.
8697 * ipa-reference.c: Likewise.
8698 * tree-ssa-uncprop.c: Likewise.
8699 * toplev.c: Likewise.
8700 * tree-gimple.c: Likewise.
8701 * tree-gimple.h: Likewise.
8702 * tree-chrec.c: Likewise.
8703 * tree-chrec.h: Likewise.
8704 * tree-ssa-sccvn.c: Likewise.
8705 * tree-ssa-sccvn.h: Likewise.
8706 * cgraphunit.c: Likewise.
8707 * tree-ssa-copyrename.c: Likewise.
8708 * tree-ssa-ccp.c: Likewise.
8709 * tree-ssa-loop-ivopts.c: Likewise.
8710 * tree-nomudflap.c: Likewise.
8711 * tree-call-cdce.c: Likewise.
8712 * ipa-pure-const.c: Likewise.
8713 * c-format.c: Likewise.
8714 * tree-stdarg.c: Likewise.
8715 * tree-ssa-math-opts.c: Likewise.
8716 * tree-ssa-dom.c: Likewise.
8717 * tree-nrv.c: Likewise.
8718 * tree-ssa-propagate.c: Likewise.
8719 * ipa-utils.c: Likewise.
8720 * tree-ssa-propagate.h: Likewise.
8721 * tree-ssa-alias.c: Likewise.
8722 * gimple-low.c: Likewise.
8723 * tree-ssa-sink.c: Likewise.
8724 * ipa-inline.c: Likewise.
8725 * c-semantics.c: Likewise.
8726 * dwarf2out.c: Likewise.
8728 * tree-ssa-loop-ivcanon.c: Likewise.
8729 * predict.c: Likewise.
8730 * tree-ssa-loop.c: Likewise.
8731 * tree-parloops.c: Likewise.
8732 * tree-ssa-address.c: Likewise.
8733 * tree-ssa-ifcombine.c: Likewise.
8734 * matrix-reorg.c: Likewise.
8735 * c-decl.c: Likewise.
8736 * tree-eh.c: Likewise.
8737 * c-pretty-print.c: Likewise.
8738 * lambda-trans.c: Likewise.
8739 * function.c: Likewise.
8740 * langhooks.c: Likewise.
8741 * ebitmap.h: Likewise.
8742 * tree-vectorizer.c: Likewise.
8743 * function.h: Likewise.
8744 * langhooks.h: Likewise.
8745 * tree-vectorizer.h: Likewise.
8746 * ipa-type-escape.c: Likewise.
8747 * ipa-type-escape.h: Likewise.
8748 * domwalk.c: Likewise.
8749 * tree-if-conv.c: Likewise.
8750 * profile.c: Likewise.
8751 * domwalk.h: Likewise.
8752 * tree-data-ref.c: Likewise.
8753 * tree-data-ref.h: Likewise.
8754 * tree-flow-inline.h: Likewise.
8755 * tree-affine.c: Likewise.
8756 * tree-vect-analyze.c: Likewise.
8757 * c-typeck.c: Likewise.
8758 * gimplify.c: Likewise.
8759 * coretypes.h: Likewise.
8760 * tree-ssa-phiopt.c: Likewise.
8761 * calls.c: Likewise.
8762 * tree-ssa-coalesce.c: Likewise.
8763 * tree.def: Likewise.
8764 * tree-dfa.c: Likewise.
8765 * except.c: Likewise.
8766 * except.h: Likewise.
8767 * cfgexpand.c: Likewise.
8768 * tree-cfgcleanup.c: Likewise.
8769 * tree-ssa-pre.c: Likewise.
8770 * tree-ssa-live.c: Likewise.
8771 * tree-sra.c: Likewise.
8772 * tree-ssa-live.h: Likewise.
8773 * tree-predcom.c: Likewise.
8774 * lambda.h: Likewise.
8775 * tree-mudflap.c: Likewise.
8776 * ipa-prop.c: Likewise.
8777 * print-tree.c: Likewise.
8778 * tree-ssa-copy.c: Likewise.
8779 * ipa-prop.h: Likewise.
8780 * tree-ssa-forwprop.c: Likewise.
8781 * ggc-page.c: Likewise.
8782 * c-omp.c: Likewise.
8783 * tree-ssa-dce.c: Likewise.
8784 * tree-vect-patterns.c: Likewise.
8785 * tree-ssa-ter.c: Likewise.
8786 * tree-nested.c: Likewise.
8787 * tree-ssa.c: Likewise.
8788 * lambda-code.c: Likewise.
8789 * tree-ssa-loop-prefetch.c: Likewise.
8790 * tree-inline.c: Likewise.
8791 * tree-inline.h: Likewise.
8792 * tree-iterator.c: Likewise.
8793 * tree-optimize.c: Likewise.
8794 * tree-ssa-phiprop.c: Likewise.
8795 * tree-vect-transform.c: Likewise.
8796 * tree-object-size.c: Likewise.
8797 * tree-outof-ssa.c: Likewise.
8798 * cfgloop.c: Likewise.
8799 * system.h: Likewise.
8800 * tree-profile.c: Likewise.
8801 * cfgloop.h: Likewise.
8802 * c-gimplify.c: Likewise.
8803 * c-common.c: Likewise.
8804 * tree-vect-generic.c: Likewise.
8805 * tree-flow.h: Likewise.
8806 * c-common.h: Likewise.
8807 * basic-block.h: Likewise.
8808 * tree-ssa-structalias.c: Likewise.
8809 * tree-switch-conversion.c: Likewise.
8810 * tree-ssa-structalias.h: Likewise.
8811 * tree-cfg.c: Likewise.
8812 * passes.c: Likewise.
8813 * ipa-struct-reorg.c: Likewise.
8814 * ipa-struct-reorg.h: Likewise.
8815 * tree-ssa-reassoc.c: Likewise.
8816 * cfgrtl.c: Likewise.
8817 * varpool.c: Likewise.
8819 * tree-ssanames.c: Likewise.
8820 * tree-ssa-threadedge.c: Likewise.
8821 * langhooks-def.h: Likewise.
8822 * tree-ssa-operands.c: Likewise.
8823 * config/alpha/alpha.c: Likewise.
8824 * config/frv/frv.c: Likewise.
8825 * config/s390/s390.c: Likewise.
8826 * config/m32c/m32c.c: Likewise.
8827 * config/m32c/m32c-protos.h: Likewise.
8828 * config/spu/spu.c: Likewise.
8829 * config/sparc/sparc.c: Likewise.
8830 * config/i386/i386.c: Likewise.
8831 * config/sh/sh.c: Likewise.
8832 * config/xtensa/xtensa.c: Likewise.
8833 * config/stormy16/stormy16.c: Likewise.
8834 * config/ia64/ia64.c: Likewise.
8835 * config/rs6000/rs6000.c: Likewise.
8836 * config/pa/pa.c: Likewise.
8837 * config/mips/mips.c: Likewise.
8839 2008-07-28 Simon Baldwin <simonb@google.com>
8841 * c-pragma.c (handle_pragma_message): New function.
8842 (init_pragma): Register handle_pragma_message.
8843 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
8846 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
8848 PR tree-optimization/35252
8849 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
8850 REALPART_EXPR to be considered as same load operation.
8852 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
8854 PR tree-optimization/36830
8855 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
8856 (expressions_equal_p): Return false if only one operand is null.
8858 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
8860 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
8861 version requirements.
8863 2008-07-26 Olivier Hainque <hainque@adacore.com>
8865 * collect2.c (symkind): New enum. Symbol kinds we care about.
8866 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
8867 code and head comment accordingly.
8868 (scan_prog_file): Use symkind names instead of bare integers.
8870 2008-07-25 Jan Hubicka <jh@suse.cz>
8872 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
8874 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
8875 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
8876 * dojump.c (clear_pending_stack_adjust): Likewise.
8877 * print-tree.c (print_node): Ignore DECL_INLINE.
8878 * tree-inline.c (inlinable_function_p): Likewise.
8880 2008-07-25 Michael Meissner <gnu@the-meissners.org>
8882 * doc/extend.texi (hot attribute): Document that the hot attribute
8883 turns on -O3 for some ports.
8884 (cold attribute): Document that the cold attribute turns on -Os
8887 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
8888 reflect function specific option support.
8890 * target.h (struct target_option_hooks): Add fields to say whether
8891 the cold attribute implies -Os and the hot attribute implies -O3.
8893 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
8894 By default, do not turn on -Os for cold functions.
8895 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
8896 not turn on -O3 for hot functions.
8898 * c-common.c (handle_hot_attribute): Use target hook to determine
8899 if hot functions should enable -O3.
8900 (handle_cold_attribute): Use target hook to determine if cold
8901 functions should enable -Os.
8903 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
8904 (override_options): Move disable scheduling to
8905 optimization_options.
8906 (optimization_options): Disable scheduling here, not
8908 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8909 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8911 * config/ia64/ia64.c (ia64_override_options): Move setting
8912 scheduling flags to ia64_optimization_options.
8913 (ia64_optimization_options): Disable scheduling options here, and
8914 not in ia64_override_options.
8915 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8916 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
8918 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
8921 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
8923 2008-07-25 Martin Jambor <mjambor@suse.cz>
8925 PR tree-optimization/36926
8926 * ipa-prop.c (ipa_analyze_call_uses): Call
8927 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
8929 2008-07-25 Joseph Myers <joseph@codesourcery.com>
8931 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8932 movv2si_internal): Add mem = reg alternative.
8934 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
8937 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
8938 DEFAULT_PCC_STRUCT_RETURN to 127.
8940 2008-07-24 Jan Hubicka <jh@suse.cz>
8942 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
8943 (build_cgraph_edges): Likewise.
8944 * cgraph.c (cgraph_node): Do not update assembler hash.
8945 (cgraph_remove_node): Drop non-unit-at-a-time code.
8946 * tree-pass.h (pass_O0_always_inline): Remove.
8947 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
8948 * toplev.c (process_options): Flag unit-at-a-time does not imply
8950 * cgraphunit.c: Update comments.
8951 (decide_is_function_needed): Drop non-unit-at-a-time mode.
8952 (cgraph_assemble_pending_functions): Remove.
8953 (cgraph_reset_node): Drop non-unit-at-a-time code.
8954 (cgraph_finalize_function): Likewise.
8955 (cgraph_analyze_function): Likewise.
8956 (cgraph_finalize_compilation_unit): Likewise.
8957 (cgraph_expand_function): Likewise.
8958 (cgraph_optimize): Likesise.
8959 (save_inline_function_body): Likewise.
8960 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
8961 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
8962 * ipa-inline.c: Update comments.
8963 (enum inlining_mode): remove INLINE_SPEED.
8964 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
8965 (cgraph_mark_inline_edge): Likewise.
8966 (try_inline): Likewise.
8967 (cgraph_decide_inlining_incrementally): Likewise.
8968 (cgraph_gate_inlining): Remove.
8969 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
8970 (cgraph_gate_early_inlining): Likewise.
8971 (gate_inline_passes): Remove.
8972 (pass_inline_parameters, pass_ipa_inline): Remove gates.
8973 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
8974 pass_O0_always_inline): Remove.
8975 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
8976 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
8977 * opts.c (no_unit_at_a_time_default): Remove.
8978 (decode_options): Remove flag_unit_at_a_time reset and warning.
8979 * opts.h (no_unit_at_a_time_default): Remove.
8980 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
8981 early in GNU dialect.
8982 (merge_decls): Update comment; drop unit-at-a-time check.
8983 (finish_decl): Likewise.
8984 (grok_declaration): Remove flag_inline_trees code.
8985 (finish_functions): Return on function returning non-void on all
8987 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
8988 * cfgexpand.c (expand_one_static_var): Remove.
8989 (expand_one_var): Remove expand_one_static_var call.
8990 (expand_used_vars_for_block): Remove flag_unit_a_time check.
8991 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
8992 and flag_unit_at_a-time compatibility checks.
8993 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
8994 * tree-inline.c (flag_inline_trees): Remove.
8995 (inlinable_function_p): Don't check it.
8996 (expand_call_inline): Remove non-unit-at-a-time code.
8997 * tree-inline.h (flag_inline_trees): Remove.
8998 * tree-optimize.c (execute_early_local_optimizations): Remove
8999 unit-at-a-time checks.
9000 (tree_rest_of_compilation): Likewise.
9001 * combine.c (setup_incoming_promotions): Likewise.
9002 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9003 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9004 * passes.c (pass_inline_parameters): Update comments; remove
9005 O0_alwaysinline pass.
9006 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9007 (execute_one_pass): Likewise.
9008 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9009 (ix86_function_sseregparm): Likewise.
9010 * arm.c (arm_function_in_section_p): Likewise.
9011 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9012 * varpool.c: Update comments.
9013 (decide_is_variable_needed): Remove unit-at-a-time checks.
9014 (varpool_finalize_decl): Likewise.
9016 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9018 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9020 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9022 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9024 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9025 imp symbol extension.
9027 2008-07-23 Ian Lance Taylor <iant@google.com>
9029 * tree-vrp.c (infer_value_range): Ignore asm statements when
9030 looking for memory accesses for -fdelete-null-pointer-checks.
9032 2008-07-24 Ben Elliston <bje@au.ibm.com>
9034 * config/spu/spu-c.c (__vector_keyword): New variable.
9035 (vector_keyword): Likewise.
9036 (spu_categorize_keyword): New function.
9037 (spu_macro_to_expand): Likewise.
9038 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9039 compiling an ISO C dialect.
9041 2008-07-24 Ben Elliston <bje@au.ibm.com>
9043 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9046 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9048 * configure: Regenerate.
9049 * configure.ac: Require texinfo 4.7.
9050 * doc/install.texi: Document texinfo 4.7 requirement.
9052 2008-07-23 Martin Jambor <mjambor@suse.cz>
9054 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
9055 rather than for DECL_SAVED_TREE.
9056 * ipa-prop.c: Include diagnostic.h.
9057 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
9059 (ipa_detect_param_modifications): Function rewritten from scratch.
9060 (ipa_compute_jump_functions): Changed accesses to modification flags.
9061 (ipa_free_node_params_substructures): Update flags destruction.
9062 (ipa_node_duplication_hook): Update flags duplication.
9063 (ipa_print_all_params_modified): Updated flag access.
9064 * ipa-prop.h (struct ipa_param_flags): New structure.
9065 (struct ipa_node_params): New field modification_analysis_done,
9066 modified_flags changed into param_flags.
9067 (ipa_is_ith_param_modified): Changed to use new flags.
9068 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
9070 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
9071 ipa-cp.c and split into two functions.
9072 (ipa_print_node_jump_functions): New function.
9073 (compute_scalar_jump_functions): New function.
9074 (type_like_member_ptr_p): New function.
9075 (compute_pass_through_member_ptrs): New function.
9076 (fill_member_ptr_cst_jump_function): New function.
9077 (determine_cst_member_ptr): New function.
9078 (compute_cst_member_ptr_arguments): New function.
9079 (ipa_compute_jump_functions): Complete rewrite.
9080 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
9081 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
9082 (struct ipa_member_ptr_cst): New structure.
9083 (union jump_func_value): New field member_cst.
9084 * ipa-cp.c (ipcp_lat_is_insertable): New function.
9085 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
9086 jump function types.
9087 (ipcp_print_all_lattices): Slight fprintf rearrangement.
9088 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
9089 instead of ipcp_print_all_jump_functions.
9090 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
9091 only for replacable scalars.
9093 * doc/invoke.texi (Optimize options): Add description of
9094 -findirect-inlining.
9095 * common.opt (flag_indirect_inlining): New flag.
9096 * opts.c (decode_options): Set flag_indirect_inlining when
9099 * ipa-inline.c: Include ipa-prop.h.
9100 (inline_indirect_intraprocedural_analysis): New function.
9101 (inline_generate_summary): Allocate parameter and argument info
9102 structures, call inline_indirect_intraprocedural_analysis on each
9103 node when doing indirect inlining and deallocate indirect inlining
9104 data structures in the end.
9105 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
9106 (free_all_ipa_structures_after_iinln): New function.
9107 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
9109 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
9111 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
9112 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9113 of computing the frequency separately.
9114 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
9115 of computing the frequency separately.
9116 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
9117 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
9118 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
9119 (ipa_get_stmt_member_ptr_load_param): New function.
9120 (ipa_is_ssa_with_stmt_def): New function.
9121 (ipa_note_param_call): New function.
9122 (ipa_analyze_call_uses): New function.
9123 (ipa_analyze_stmt_uses): New function.
9124 (ipa_analyze_params_uses): New function.
9125 (ipa_free_node_params_substructures): Also free the param_calls linked
9127 (ipa_node_duplication_hook): Also duplicate the param_calls
9129 (ipa_print_node_param_flags): New function.
9130 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
9131 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
9132 * ipa-prop.h (struct ipa_param_flags): New field called.
9133 (struct ipa_param_call_note): New structure.
9134 (struct ipa_node_params): New fields param_calls and
9136 (ipa_is_ith_param_called): New function.
9137 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
9138 ipa_analyze_params_uses and dump parameter flags.
9140 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
9141 ipa_propagate_indirect_call_infos if performing indirect inlining,
9142 pass a new parameter new_edges to it.
9143 (add_new_edges_to_heap): New fucntion.
9144 (cgraph_decide_inlining_of_small_functions): New vector
9145 new_indirect_edges for newly found indirect edges , call
9146 ipa_propagate_indirect_call_infos after inlining.
9147 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
9148 inlining if performing indirect inlining. Call
9149 free_all_ipa_structures_after_iinln when doing so too.
9150 (inline_generate_summary): Do not call
9151 free_all_ipa_structures_after_iinln here.
9152 * ipa-prop.c (update_jump_functions_after_inlining): New function.
9153 (print_edge_addition_message): New function.
9154 (update_call_notes_after_inlining): New function.
9155 (propagate_info_to_inlined_callees): New function.
9156 (ipa_propagate_indirect_call_infos): New function.
9157 * ipa-prop.h: Include cgraph.h
9158 (struct ipa_param_call_note): Fields reordered, new field processed.
9159 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
9161 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
9162 rediscovered call statements.
9163 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
9164 (dump_cgraph_node): Dump also the indirect_call flag.
9165 (cgraph_clone_edge): Copy also the indirect_call flag.
9166 * tree-inline.c (copy_bb): Do not check for fndecls from call
9167 expressions, check for edge availability when moving clones.
9168 (get_indirect_callee_fndecl): New function.
9169 (expand_call_inline): If callee declaration is not apprent from
9170 the statement, try calling get_indirect_callee_fndecl. Do not
9171 issue warnings or call sorry when not inlinings an indirect edge.
9172 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
9174 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
9175 bit more frandly to matching.
9176 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
9177 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
9178 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
9180 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9183 * opth-gen.awk: Suppress function specific features when building
9185 * optc-gen.awk: Ditto.
9187 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9190 * diagnostic.c (pedwarn): Add opt parameter.
9192 * c-tree.h (pedwarn_init): Add opt parameter.
9193 (pedwarn_c90): Likewise.
9194 (pedwarn_c99): Likewise.
9195 * c-errors.c (pedwarn_c99): Likewise.
9196 (pedwarn_c90): Likewise.
9197 * toplev.h (pedwarn): Update declaration.
9198 (pedwarn0): Declare.
9199 * c-lex.c: All calls to pedwarn changed.
9200 * builtins.c: All calls to pedwarn changed.
9201 * toplev.c: All calls to pedwarn changed.
9202 * c-decl.c: All calls to pedwarn changed.
9203 * c-typeck.c: All calls to pedwarn changed.
9204 * c-common.c: All calls to pedwarn changed.
9205 * c-parser.c: All calls to pedwarn changed.
9207 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9208 Karthik Kumar <karthikkumar@gmail.com>
9210 * attribs.c (file scope): Include c-common.h.
9211 (decl_attributes): Add support for #pragma GCC optimize and
9214 * targhooks.c (default_can_inline_p): New function that is the
9215 default for the TARGET_CAN_INLINE_P target hook.
9217 * targhooks.h (default_can_inline_p): Add declaration.
9219 * tree.c (cl_optimization_node): New static tree for building
9220 OPTIMIZATION_NODE tree.
9221 (cl_target_option_node): New static tree for building
9222 TARGET_OPTION_NODE tree.
9223 (cl_option_hash_table): New hash table for hashing
9224 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9225 (cl_option_hash_hash): New function to provide the hash value for
9226 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9227 (cl_option_hash_eq): New function to provide an equality test for
9228 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
9229 (tree_code_size): Add support for OPTIMIZATION_NODE and
9230 TARGET_OPTION_NODE trees.
9231 (tree_code_structure): Add support for OPTIMIZATION_NODE and
9232 TARGET_OPTION_NODE trees.
9233 (build_optimization_node): Build a tree that has all of the
9234 current optimization options.
9235 (build_target_option_node): Build a tree that has the target
9236 options that might be changed on a per function basis.
9238 * tree.h (file scope): Include options.h.
9239 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
9240 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9241 (TREE_OPTIMIZATION): Ditto.
9242 (TREE_TARGET_SPECIFIC): Ditto.
9243 (struct tree_function_decl): Add fields for remembering the
9244 current optimization options and target specific options.
9245 (struct tree_optimization_option): New tree variant that remembers
9246 the optimization options.
9247 (struct tree_target_option): New tree variant that remembers the
9248 target specific flags that might change for compiling a particular
9250 (union tree_node): Include tree_optimization_option and
9251 tree_target_option fields.
9252 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
9253 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
9254 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
9255 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
9256 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
9257 optimization and target options.
9258 (optimization_default_node): New macro to refer to global_trees
9260 (optimization_current_node): Ditto.
9261 (optimization_cold_node): Ditto.
9262 (optimization_hot_node): Ditto.
9263 (target_option_default_node): Ditto.
9264 (target_option_current_node): Ditto.
9265 (current_option_pragma): Ditto.
9266 (current_optimize_pragma): Ditto.
9268 * target.h (struct gcc_target): Add valid_option_attribute_p,
9269 target_option_save, target_option_restore, target_option_print,
9270 target_option_pragma_parse, and can_inline_p hooks.
9272 * toplev.h (parse_optimize_options): Add declaration.
9273 (fast_math_flags_struct_set_p): Ditto.
9275 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
9276 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
9279 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
9280 tree_can_inline_p hook to see if one function can inline another.
9281 (cgraph_decide_inlining): Ditto.
9282 (cgraph_decide_inlining_incrementally): Ditto.
9284 * opts.c (decode_options): Add support for running multiple times
9285 to allow functions with different target or optimization options
9286 than was specified on the command line.
9287 (fast_math_flags_struct_set_p): New function that is similar to
9288 fast_math_flags_set_p, except it uses the values in the
9289 cl_optimization structure instead of global variables.
9291 * optc-gen.awk: Add support for TargetSave to allow a back end to
9292 declare new fields that need to be saved when using function
9293 specific options. Include flags.h and target.h in the options.c
9294 source. Add support for Save to indicate which options can be set
9295 for individual functions. Generate cl_optimize_save,
9296 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
9297 cl_target_option_restore, cl_target_option_print functions to
9298 allow functions to use different optimization or target options.
9300 * opt-functions.awk (var_type_struct): Return the type used for
9301 storing the field in a structure.
9303 * opth-gen.awk: Add support for TargetSave to allow a back end to
9304 declare new fields that need to be saved when using function
9305 specific options. Add support for Save to indicate which options
9306 can be set for individual functions. Only generate one extern for
9307 Mask fields. Generate cl_optimization and cl_target_option
9308 structures to remember optimization and target options.
9310 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
9311 collecting new tree nodes.
9312 (TS_TARGET_OPTION): Ditto.
9314 * c-decl.c (merge_decls): Merge function specific target and
9315 optimization options.
9317 * function.c (invoke_set_current_function_hook): If the function
9318 uses different optimization options, change the global variables
9321 * coretypes.h (struct cl_optimization): Add forward reference.
9322 (struct cl_target_option): Ditto.
9324 * c-pragma.c (option_stack): New static vector to remember the
9325 current #pragma GCC option stack.
9326 (handle_pragma_option): New function to support #pragma GCC option
9327 to change target options.
9328 (optimize_stack): New static vector to remember the current
9329 #pragma GCC optimize stack.
9330 (handle_pragma_optimize): New function to support #pragma GCC
9331 optimize to change optimization options.
9332 (init_pragma): Add support for #pragma GCC optimize and #pragma
9335 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
9336 optimization options.
9337 (TARGET_OPTION_NODE): New tree code for remembering certain target
9340 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
9341 TARGET_OPTION_NODE trees.
9343 * common.opt (-O): Add Optimization flag.
9345 (-fmath-errno): Ditto.
9346 (-falign-functions): Add UInteger flag to make sure flag gets full
9347 int in cl_optimization structure.
9348 (-falign-jumps): Ditto.
9349 (-falign-labels): Ditto.
9350 (-falign-loops): Ditto.
9351 (-fsched-stalled-insns): Ditto.
9352 (-fsched-stalled-insns-dep): Ditto.
9354 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
9356 (TARGET_OPTION_SAVE): Ditto.
9357 (TARGET_OPTION_RESTORE): Ditto.
9358 (TARGET_OPTION_PRINT): Ditto.
9359 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9360 (TARGET_CAN_INLINE_P): Ditto.
9361 (TARGET_INITIALIZER): Add new hooks.
9363 * tree-inline.c (tree_can_inline_p): New function to determine
9364 whether one function can inline another. Check if the functions
9365 use compatible optimization options, and also call the backend
9368 * tree-inline.h (tree_can_inline_p): Add declaration.
9370 * c-common.c (c_common_attribute): Add support for option and
9371 optimize attributes.
9372 (handle_option_attribute): Add support for the option attribute to
9373 allow the user to specify different target options for compiling a
9375 (handle_optimize_attribute): Add support for the optimize
9376 attribute to allow the user to specify different optimization
9377 options for compiling a specific function.
9378 (handle_hot_attribute): Turn on -O3 optimization for this one
9379 function if it isn't the default optimization level.
9380 (handle_cold_attribute): Turn on -Os optimization for this one
9381 function if it insn't the default optimization.
9382 (const_char_p): New const char * typedef.
9383 (optimize_args): New static vector to remember the optimization
9385 (parse_optimize_options): New function to set up the optimization
9386 arguments from either the optimize attribute or #pragma GCC optimize.
9388 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
9389 (builtin_define_std): Ditto.
9391 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
9392 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
9393 (x86_64-*-*): Ditto.
9395 * Makefile.in (TREE_H): Add options.h.
9396 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
9398 * doc/extend.texi (option attribute): Document new attribute.
9399 (optimize attribute): Ditto.
9400 (hot attribute): Document hot attribute sets -O3.
9401 (cold attribute): Document cold attribute sets -Os.
9402 (#pragma GCC option): Document new pragma.
9403 (#pragma GCC optimize): Ditto.
9405 * doc/options.texi (TargetSave): Document TargetSave syntax.
9406 (UInteger): Document UInteger must be used for certain flags.
9407 (Save): Document Save option to create target specific options
9408 that can be saved/restored on a function specific context.
9410 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
9411 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
9413 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
9414 (TARGET_OPTION_SAVE): Ditto.
9415 (TARGET_OPTION_RESTORE): Ditto.
9416 (TARGET_OPTION_PRINT): Ditto.
9417 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
9418 (TARGET_CAN_INLINE_P): Ditto.
9420 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
9422 (-mfpmath=both): Ditto.
9424 2008-07-23 Michael Meissner <gnu@the-meissners.org>
9425 Karthik Kumar <karthikkumar@gmail.com>
9427 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
9428 (TARGET_POPCNT): Ditto.
9429 (TARGET_SAHF): Ditto.
9430 (TARGET_AES): Ditto.
9431 (TARGET_PCLMUL): Ditto.
9432 (TARGET_CMPXCHG16B): Ditto.
9433 (TARGET_RECIP): Move switch into target_flags.
9434 (TARGET_FUSED_MADD): Ditto.
9435 (ix86_arch_features): Make an unsigned char type.
9436 (ix86_tune_features): Ditto.
9437 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
9438 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
9439 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
9441 * config/i386/i386.opt (arch): New TargetSave field to define
9442 fields that need to be saved for function specific option support.
9445 (branch_cost): Ditto.
9446 (ix86_isa_flags_explicit): Ditto.
9447 (tune_defaulted): Ditto.
9448 (arch_specified): Ditto.
9449 (-m128-long-double): Add Save flag to save option for target
9450 specific option support.
9452 (-maccumulate-outgoing-args): Ditto.
9453 (-malign-double): Ditto.
9454 (-malign-stringops): Ditto.
9455 (-mfancy-math-387): Ditto.
9456 (-mhard-float): Ditto.
9458 (-minline-all-stringops): Ditto.
9459 (-minline-stringops-dynamically): Ditto.
9460 (-mms-bitfields): Ditto.
9461 (-mno-align-stringops): Ditto.
9462 (-mno-fancy-math-387): Ditto.
9463 (-mno-push-args): Ditto.
9464 (-mno-red-zone): Ditto.
9465 (-mpush-args): Ditto.
9466 (-mred-zone): Ditto.
9468 (-msseregparm): Ditto.
9469 (-mstack-arg-probe): Ditto.
9484 (-mrecip): Move flag into target_flags.
9486 (-mno-fused-madd): Ditto.
9487 (-mfused-madd): Ditto.
9488 (-mabm): Move flag into ix86_isa_flags.
9495 * config/i386/i386-c.c: New file for #pragma support.
9496 (ix86_target_macros_internal): New function to #define or #undef
9497 target macros based when the user uses the #pragma GCC option to
9498 change target options.
9499 (ix86_pragma_option_parse): New function to add #pragma GCC option
9501 (ix86_target_macros): Move defining the target macros here from
9502 TARGET_CPU_CPP_BUILTINS in i386.h.
9503 (ix86_register_pragmas): Register the #pragma GCC option hook. If
9504 defined, initialize any subtarget #pragmas.
9506 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
9507 REGISTER_TARGET_PRAGMAS.
9509 * config/i386/t-i386: New file for x86 dependencies.
9510 (i386.o): Make dependencies mirror the include files used.
9511 (i386-c.o): New file, add dependencies.
9513 * config/i386/i386-protos.h (override_options): Add bool argument.
9514 (ix86_valid_option_attribute_tree): Add declaration.
9515 (ix86_target_macros): Ditto.
9516 (ix86_register_macros): Ditto.
9518 * config/i386/i386.c (ix86_tune_features): Move initialization of
9519 the target masks to initial_ix86_tune_features to allow functions
9520 to have different target options. Make type unsigned char,
9521 instead of unsigned int.
9522 (initial_ix86_tune_features): New static vector to hold processor
9523 masks for the tune variables.
9524 (ix86_arch_features): Move initialization of the target masks to
9525 initial_ix86_arch_features to allow functions to have different
9526 target options. Make type unsigned char, instead of unsigned int.
9527 (initial_ix86_arch_features): New static vector to hold processor
9528 masks for the arch variables.
9529 (enum ix86_function_specific_strings): New enum to describe the
9530 string options used for attribute((option(...))).
9531 (ix86_target_string): New function to return a string that
9532 describes the target options.
9533 (ix86_debug_options): New function to print the current options in
9535 (ix86_function_specific_save): New function hook to save the
9536 function specific global variables in the cl_target_option structure.
9537 (ix86_function_specific_restore): New function hook to restore the
9538 function specific variables from the cl_target_option structure to
9539 the global variables.
9540 (ix86_function_specific_print): New function hook to print the
9541 target specific options in the cl_target_option structure.
9542 (ix86_valid_option_attribute_p): New function hook to validate
9543 attribute((option(...))) arguments.
9544 (ix86_valid_option_attribute_tree): New function that is common
9545 code between attribute((option(...))) and #pragma GCC option
9546 support that parses the options and returns a tree holding the options.
9547 (ix86_valid_option_attribute_inner_p): New helper function for
9548 ix86_valid_option_attribute_tree.
9549 (ix86_can_inline_p): New function hook to decide if one function
9550 can inline another on a target specific basis.
9551 (ix86_set_current_function); New function hook to switch target
9552 options if the user used attribute((option(...))) or #pragma GCC
9554 (ix86_tune_defaulted): Move to static file scope from
9556 (ix86_arch_specified): Ditto.
9557 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
9559 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
9560 (OPTION_MASK_ISA_ABM_SET): Ditto.
9561 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
9562 (OPTION_MASK_ISA_CX16_SET): Ditto.
9563 (OPTION_MASK_ISA_SAHF_SET): Ditto.
9564 (OPTION_MASK_ISA_AES_UNSET): Ditto.
9565 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
9566 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
9567 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
9568 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
9569 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
9570 (struct ptt): Move to static file scope from override_options.
9571 (processor_target_table): Ditto.
9573 (ix86_handle_option): Add support for options that are now isa options.
9574 (override_options): Add support for declaring functions that
9575 support different target options than were specified on the
9576 command line. Move struct ptt, processor_target_table, cpu_names,
9577 ix86_tune_defaulted, ix86_arch_specified to static file scope.
9578 Add bool argument. Fix up error messages so the appropriate error
9579 is given for either command line or attribute.
9580 (ix86_previous_fndecl): New static to remember previous function
9581 declaration to see if we need to change target options.
9582 (ix86_builtins_isa): New array to record the ISA of each builtin
9584 (def_builtin): Always create the builtin function, even if the
9585 current ISA doesn't support it.
9586 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
9587 tests for those builtins.
9588 (ix86_init_builtins): Remove TARGET_MMX test for calling
9589 ix86_init_mmx_sse_builtins.
9590 (ix86_expand_builtin): If the current ISA doesn't support a given
9591 builtin, signal an error.
9592 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
9593 (TARGET_SET_CURRENT_FUNCTION): Ditto.
9594 (TARGET_OPTION_SAVE): Ditto.
9595 (TARGET_OPTION_RESTORE): Ditto.
9596 (TARGET_OPTION_PRINT): Ditto.
9597 (TARGET_CAN_INLINE_P): Ditto.
9599 2008-07-22 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9601 * c-typeck.c (build_external_ref): Don't call assemble_external.
9602 * final.c (output_operand): Call assemble_external.
9604 2008-07-21 DJ Delorie <dj@redhat.com>
9606 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
9607 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
9609 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9611 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
9612 original insn and splitter contents into ...
9613 ("*div<mode>3_fast"): ... this new pattern. Enable only if
9614 flag_unsafe_math_optimizations. Add dummy scratch register.
9615 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
9616 !flag_unsafe_math_optimizations. Returns number with next
9617 highest magnitude if this is still less or equal to the true
9618 quotient in magnitude.
9620 2008-07-21 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9622 * Makefile.in: Replace toplev.h with TOPLEV_H.
9623 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
9624 * c-lex.c (fe_file_change): Don't set in_system_header.
9625 * c-parser.c (c_token): Remove in_system_header.
9626 (c_lex_one_token): Don't set in_system_header.
9627 (c_parser_set_source_position_from_token): Don't set in_system_header.
9628 * diagnostic.c (diagnostic_report_diagnostic): Use location from
9631 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
9632 * flags.h (in_system_header): Remove.
9633 * function.c (saved_in_system_header): Remove.
9634 (push_cfun): Don't set in_system_header.
9635 (pop_cfun): Don't set in_system_header.
9636 (push_struct_function): Don't set in_system_header.
9637 * input.h (expanded_location): Add sysp.
9638 (in_system_header_at): New.
9639 (in_system_header): New.
9640 * toplev.c (in_system_header): Remove.
9641 * toplev.h: Include input.h
9643 * tree-cfg.c (execute_warn_function_return): Call warning_at.
9644 * tree-ssa.c (warn_uninit): Call warning_at.
9645 (warn_uninitialized_var): Update calls to warn_uninit.
9646 (warn_uninitialized_phi): Update calls to warn_uninit.
9647 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
9648 (expand_location): Initialize xloc.sysp.
9649 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
9650 (tree_decl_with_vis): Remove in_system_header_flag.
9652 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
9655 * recog.c (asm_operand_ok): Change the order of the extra
9656 memory constraint checks.
9658 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9661 * tree-switch-conversion.c (build_one_array): Call
9662 varpool_mark_needed_node and varpool_finalize_decl
9663 instead of assemble_variable.
9665 2008-07-19 Jan Hubicka <jh@suse.cz>
9667 * cgraph.c (cgraph_add_new_function): Do early local passes.
9668 * tree-nrv.c (gate_pass_return_slot): New gate.
9669 (pass_nrv): Add the gate.
9670 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
9672 (coalesce_ssa_name): Coalesce SSA names.
9673 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
9674 not optimizing so unused user vars remains visible.
9675 * common.opt (flag_tree_ter): Always enable by default.
9676 * tree-ssa-ter.c: Include flags.h
9677 (is_replaceable_p): Check that locations match; when aliasing
9678 is missing be conservative about loads.
9679 * tree-optimize.c (gate_init_datastructures): Remove.
9680 (pass_init_datastructures): New.
9681 * passes.c: Reorder passes so we always go into SSA.
9683 2008-07-19 Jan Hubicka <jh@suse.cz>
9685 * doc/extend.texi (flatten attribute): Remove note about
9687 * doc/invoke.texi (--combine): Likewise.
9688 (-finline-functions-called-once): Update levels when enabled.
9689 (-funit-at-a-time): Document new behaviour.
9690 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
9691 -fno-section-anchors when disabled explicitly.
9692 (inline params): They are not ignored now.
9693 (precompiled headers): Remove unit-at-a-time as being incompatible.
9694 * opts.c (decode_options): Handle unit-at-a-time as alias;
9695 imply -fno-section-anchors when toplevel reorder is disabled
9697 * common.opt (ftoplevel-reorder): Set default value to 2.
9698 (funit-at-a-time): Set default value to 1.
9699 * config/rs6000/rs6000.c (optimization_options): Set section anchors
9702 2008-07-19 Jan Hubicka <jh@suse.cz>
9704 * builtins.c (expand_builtin_int_roundingfn,
9705 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
9708 2008-07-19 Richard Guenther <rguenther@suse.de>
9711 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
9712 * tree-ssa-sccvn.c (get_constant_value_id): New function.
9713 * tree-ssa-pre.c (get_expr_value_id): For newly created
9714 constant value-ids make sure to add the expression to its
9717 2008-07-19 Jakub Jelinek <jakub@redhat.com>
9720 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
9721 return value of the builtin is ignored.
9723 2008-07-19 Olivier Hainque <hainque@adacore.com>
9725 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
9726 bits, a C conformant malloc implementation has to provide.
9727 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
9729 2008-07-19 Joseph Myers <joseph@codesourcery.com>
9733 * reload.c (find_reloads_subreg_address): Only reload address if
9734 reloaded == 0, not for reloaded != 1.
9737 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9738 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9739 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9740 m32c_legitimize_reload_address.
9742 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9743 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9744 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9746 2008-07-19 Olivier Hainque <hainque@adacore.com>
9748 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
9749 argument, saying whether nested array are to be collapsed
9750 into a single array type DIE with multiple subscripts.
9751 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
9752 issues, centralize the nested array types collapsing control and
9753 disable the transformation for Ada.
9755 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
9758 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
9760 (x86_64_shift_adj_2): New expander.
9761 (x86_64_shift_adj_3): Ditto.
9762 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
9763 to split TImode operands.
9764 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
9765 (ix86_split_lshr): Ditto.
9767 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
9769 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
9770 and __CHAR32_TYPE__.
9771 * c-typeck.c (digest_init): Support char16_t and char32_t.
9772 (set_nonincremental_init_from_string): Idem.
9774 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9777 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
9778 PREFERRED_STACK_BOUNDARY.
9779 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9781 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
9784 * function.c (locate_and_pad_parm): Cap boundary earlier.
9786 2008-07-17 Julian Brown <julian@codesourcery.com>
9788 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
9789 no-op for targets which don't use DLLs.
9791 2008-07-17 Martin Jambor <mjambor@suse.cz>
9793 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
9794 that nodes are relevant by examining the node->analyzed flag.
9795 (ipcp_init_stage): Check which nodes are relevant, assert that the
9796 relevant ones are also required.
9797 (ipcp_propagate_stage): Check on the side arrays are properly
9799 (ipcp_print_all_jump_functions): Make sure not to touch any node
9800 that is not analyzed or an edge that does not have a corresponding
9801 entry in the on-the-side vectors.
9802 (ipcp_function_scale_print): Likewise.
9803 (ipcp_update_callgraph): Check that the node is relevant.
9804 (ipcp_insert_stage): Check that the node is relevant. Check there is
9805 an info for every node and edge.
9806 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
9807 (ipa_print_all_tree_maps): Likewise and a new variable info.
9808 (ipa_print_all_params_modified): Likewise.
9809 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
9811 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
9814 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
9816 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
9818 PR rtl-optimization/36753
9819 * fwprop.c (use_killed_between): Don't shortcut
9820 single-definition global registers.
9822 2008-07-16 Jan Hubicka <jh@suse.cz>
9824 * cgraph.h (varpool_empty_needed_queue): Declare.
9825 * cgraphunit.c (output_in_order): Mark all variables as needed;
9827 * varpool.c (varpool_assemble_node): Update debug queue.
9828 (varpool_assemble_pending_decls): Don't do it here.
9829 (varpool_empty_needed_queue): New function.
9831 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9833 * recog.c (peephole2_optimize): Fix formatting.
9835 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9837 * c-pch.c (get_ident): Avoid C++ keywords.
9838 * combine-stack-adj.c (single_set_for_csa): Likewise.
9839 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
9840 output_asm_insn): Likewise.
9841 * reload.c (push_secondary_reload, find_reusable_reload,
9842 push_reload, combine_reloads, find_reloads,
9843 debug_reload_to_stream): Likewise.
9844 * reload.h (struct reload): Likewise.
9845 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
9846 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
9847 emit_output_reload_insns): Likewise.
9848 * targhooks.c (default_secondary_reload): Likewise.
9849 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
9851 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9853 * recog.c (validate_change_1, validate_change,
9854 validate_unshare_change, validate_replace_rtx_1, struct
9855 funny_match, constrain_operands, peephole2_optimize): Avoid C++
9857 * reload.c (push_secondary_reload, secondary_reload_class,
9858 scratch_reload_class, find_valid_class, find_reusable_reload,
9859 push_reload, find_dummy_reload, find_reloads_address_1,
9860 find_reloads_address_part, find_equiv_reg): Likewise.
9861 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
9862 choose_reload_regs): Likewise.
9863 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
9865 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
9866 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
9867 * sched-rgn.c (concat_INSN_LIST): Likewise.
9868 * stor-layout.c (mode_for_size, mode_for_size_tree,
9869 smallest_mode_for_size): Likewise.
9871 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9873 * cfg.c (dump_reg_info): Avoid C++ keywords.
9874 * dwarf2asm.c (dw2_force_const_mem,
9875 dw2_asm_output_encoded_addr_rtx): Likewise.
9876 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
9877 * expmed.c (expand_shift): Likewise.
9878 * global.c (find_reg): Likewise.
9879 * graph.c (draw_edge): Likewise.
9880 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
9881 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
9882 widen_clz, widen_bswap, expand_parity, expand_unop,
9883 emit_cmp_and_jump_insn_1): Likewise.
9884 * postreload.c (reload_cse_simplify_operands): Likewise.
9885 * ra.h (add_neighbor): Likewise.
9886 * reg-stack.c (remove_regno_note, change_stack): Likewise.
9887 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
9888 record_reg_classes, copy_cost, record_address_regs,
9889 invalid_mode_change_p): Likewise.
9890 * regrename.c (regrename_optimize, scan_rtx_reg,
9891 dump_def_use_chain, find_oldest_value_reg,
9892 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
9894 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9896 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
9897 MASK_POWERPC64 for power4 in previous commit.
9899 2008-07-16 Olivier Hainque <hainque@adacore.com>
9901 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
9902 instead of bare conversion to cast const-ness away.
9904 2008-07-16 Anatoly Sokolov <aesok@post.ru>
9906 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
9907 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
9908 * config/xtensa/xtensa.c (xtensa_function_value): New function.
9909 (TARGET_FUNCTION_VALUE): Define.
9911 2008-07-16 David Edelsohn <edelsohn@gnu.org>
9913 * config/rs6000/rs6000.c (processor_target_table): Add
9914 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
9916 2008-07-16 Joseph Myers <joseph@codesourcery.com>
9919 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
9920 (m32c_legitimate_address_p): Handle "++rii" addresses created by
9921 m32c_legitimize_reload_address.
9923 2007-07-16 Rafael Ãvila de EspÃÂndola <espindola@google.com>
9925 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
9926 DECL_IN_SYSTEM_HEADER in sync.
9928 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
9930 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
9931 * tree-ssa-pre.c (pre_expr_eq): Ditto
9932 (get_constant_for_value_id): Take a type as an argument.
9933 (fully_constant_expression): Pass in type.
9934 (find_or_generate_expression): Short circuit constant case.
9935 (create_expression_by_pieces): Remove special casing of
9937 (do_regular_insertion): Short circuit constant case.
9938 (do_partial_partial_insertion): Ditto.
9940 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9943 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
9945 2008-07-15 Bob Wilson <bob.wilson@acm.org>
9947 * config/xtensa/libgcc-xtensa.ver: New file.
9948 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
9950 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9952 * df-problems.c (df_set_note): Avoid C++ keywords.
9953 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
9954 * dse.c (record_store, remove_useless_values): Likewise.
9955 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
9956 gen_reg_rtx_offset, operand_subword, change_address_1,
9957 change_address, adjust_address_1, offset_address,
9958 widen_memory_access, emit_copy_of_insn_after): Likewise.
9959 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
9960 * fwprop.c (should_replace_address, propagate_rtx_1,
9961 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
9963 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
9964 gcse_emit_move_after, update_ld_motion_stores): Likewise.
9965 * lcm.c (compute_insert_delete, pre_edge_lcm,
9966 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
9967 * lower-subreg.c (resolve_reg_notes): Likewise.
9968 * mode-switching.c (optimize_mode_switching): Likewise.
9970 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9972 * bt-load.c (add_btr_def, migrate_btr_def,
9973 branch_target_load_optimize): Avoid C++ keywords.
9974 * caller-save.c (insert_restore, insert_save, insert_one_insn):
9976 * combine.c (subst, simplify_set, make_extraction,
9977 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
9978 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
9979 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
9981 2008-07-15 Richard Guenther <rguenther@suse.de>
9984 * c-common.c (strict_aliasing_warning): Do not warn for
9985 TYPE_REF_CAN_ALIAS_ALL pointers.
9986 (c_common_get_alias_set): may_alias types are not special.
9987 * tree.c (build_pointer_type_for_mode): Look up the may_alias
9988 attribute and set can_ref_all accordingly.
9989 (build_reference_type_for_mode): Likewise.
9990 * doc/extend.texi (may_alias): Clarify.
9992 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
9995 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
9996 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
9998 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10001 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10002 gcc_assert, instead call output_operand_lossage.
10004 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10006 * builtins.c (std_canonical_va_list): Treat structure based
10009 2008-07-15 Ben Elliston <bje@au.ibm.com>
10011 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10013 2007-07-14 Rafael Ãvila de EspÃÂndola <espindola@google.com>
10015 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10018 2008-07-14 Jan Hubicka <jh@suse.cz>
10020 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10021 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10022 fix predicates and constraints.
10023 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10024 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10026 2008-07-14 Doug Kwan <dougkwan@google.com>
10028 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10029 additional option file arm/eabi.opt.
10030 * config/arm/eabi.h (File): New configuration file for EABI targets.
10031 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10032 SUBSUBTARGET_EXTRA_SPECS.
10033 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10034 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10035 from STARTFILE_SPEC so that it can be referenced in an override.
10036 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10037 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10038 can be referenced in an override.
10039 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10040 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10041 so that it can be referenced in an override.
10042 (LINK_SPEC): Use BPABI_LINK_SPEC.
10043 * config/arm/eabi.opt (File): New.
10045 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10047 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
10048 (FIXED_VALUE_H): New variable.
10049 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
10050 input.h, fixed-value.h.
10051 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
10052 (BASIC_BLOCK_H): Use $(BITMAP_H).
10053 (FUNCTION_H): Add varray.h.
10054 (IPA_REFERENCE_H): Use $(BITMAP_H).
10055 (CGRAPH_H): Add $(BASIC_BLOCK_H).
10056 (DF_H): Use $(BITMAP_H).
10057 (GGC_H): Add statistics.h.
10058 (INSN_ADDR_H): New.
10059 (INSN_ATTR_H): Use it.
10060 (SYSTEM_H): Add safe-ctype.h, filenames.h.
10062 (SYMTAB_H): Add $(OBSTACK_H).
10063 (CPP_INTERNAL_H): New.
10064 (TREE_DUMP_H): Add tree-pass.h.
10065 (TREE_FLOW_H): Use $(BITMAP_H)
10066 (PRETTY_PRINT_H): Use $(INPUT_H).
10067 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
10070 (many object files): Fix lots of header dependencies throughout.
10072 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10074 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
10076 (s-gtyp-input): Use them to write tmp-gi.list.
10077 (echo_to_gi.list): Remove.
10079 2008-07-14 Richard Guenther <rguenther@suse.de>
10081 * tree-ssa-sccvn.c (pre_info): Remove.
10082 (switch_to_PRE_table): Likewise.
10083 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
10084 (set_hashtable_value_ids): Do not create value-ids for the
10086 (run_scc_vn): Remove double test. Remove bogus special-case
10087 in value-number printing.
10088 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
10089 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
10091 * tree-flow-inline.h (get_value_handle): Remove.
10092 * tree-flow.h (get_value_handle): Remove.
10094 2008-07-14 Martin Jambor <mjambor@suse.cz>
10096 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
10097 in which we generate arithmetics is not a subrange.
10099 2008-07-14 Martin Jambor <mjambor@suse.cz>
10101 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
10103 2008-07-14 Richard Guenther <rguenther@suse.de>
10105 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
10107 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
10110 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
10111 reload for symbol refs moved to r0 with -fPIC.
10112 (legitimize_pic_address): Use the target register as temporary
10114 (emit_symbolic_move): Adjust comment.
10115 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
10118 2008-07-14 Ben Elliston <bje@au.ibm.com>
10120 * c-common.h (C_CPP_HASHNODE): New macro.
10121 * coretypes.h (struct cpp_token): Forward declare.
10122 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10123 the context-sensitive keyword method.
10124 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
10125 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
10126 expand_bool_pixel): New.
10127 (altivec_categorize_keyword): New function.
10128 (init_vector_keywords): New function.
10129 (rs6000_macro_to_expand): Likewise.
10130 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
10131 compiling an ISO C dialect.
10133 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
10135 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
10136 (create_expression_by_pieces): Fix typo.
10137 (do_regular_insertion): Use debug counter here too.
10139 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
10142 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
10143 CONST_OK_FOR_LETTER_P. All port-local users changed.
10144 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
10145 implement Kp matching power-of-two.
10146 (CONSTRAINT_LEN): Define to match.
10147 * config/cris/cris.md: Replace all use of constraint K with Kc.
10148 ("*btst*): Use Kp for operand 0 of last alternative.
10150 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10153 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
10156 2008-07-13 Jan Hubicka <jh@suse.cz>
10158 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
10161 2008-07-13 Richard Guenther <rguenther@suse.de>
10163 PR middle-end/36811
10164 * langhooks.c (lhd_print_error_function): Deal with recursive
10167 2008-07-12 Jan Hubicka <jh@suse.cz>
10169 * cgraph.c (assembler_name_hash): New static var.
10170 (hash_node_by_assembler_name, eq_assembler_name): New.
10171 (cgraph_node_for_asm): Use hashtable.
10172 (cgraph_remove_node): Maintain hashtable.
10173 (change_decl_assembler_name): Sanity check that names are not changing
10174 after aliasing was processed.
10175 * cgraph.h (varpoon_node): Add next GGC marker.
10176 * tree.c (decl_assembler_name_equal): Constify.
10177 (decl_assembler_name_hash): New.
10178 * tree.h (decl_assembler_name_equal): Constify.
10179 (decl_assembler_name_hash): Update.
10181 2008-07-12 David Daney <ddaney@avtrex.com>
10183 * config/mips/driver-native.c (host_detect_local_cpu): Handle
10184 sb1 and r5000 cpus.
10186 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
10188 * doc/md.texi: Document the MIPS "v" constraint.
10189 * config/mips/mips.h (reg_class): Revert last change.
10190 (REG_CLASS_NAMES): Likewise.
10191 (REG_CLASS_CONTENTS): Likewise.
10192 * config/mips/mips.c (mips_regno_to_class): Likewise.
10193 * config/mips/constraints.md (v): Likewise, but add documentation.
10194 Add a comment to say that this constraint should not be used in
10197 2008-07-11 DJ Delorie <dj@redhat.com>
10199 * config/h8300/h8300.md (length): Fix branch offset limit.
10201 2008-07-11 Anatoly Sokolov <aesok@post.ru>
10203 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
10204 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
10205 (avr_hard_regno_scratch_ok): New function.
10206 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10207 * config/avr/avr.md (all peepholes that request a scratch register):
10208 Remove avr_peep2_scratch_safe use.
10210 2008-07-11 Tom Tromey <tromey@redhat.com>
10211 Ian Lance Taylor <iant@google.com>
10213 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
10214 (struct c_common_resword): Define.
10215 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
10216 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
10217 (c_common_reswords, num_c_common_reswords): Declare.
10218 * c-common.c (c_common_reswords): New global const array.
10219 (num_c_common_reswords): New const int.
10220 * c-parser.c (struct resword, reswords): Don't define.
10221 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
10222 (c_parse_init): Clarify mask code. Use c_common_reswords rather
10223 than reswords. If warning about C++ keywords, give them a special
10225 (c_lex_one_token): Warn about C++ keywords. Call
10226 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
10227 (c_parser_external_declaration): Look for RID_xxx rather than
10228 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
10229 (c_parser_statement_after_labels): Likewise.
10230 (c_parser_objc_class_instance_variables): Likewise.
10231 (c_parser_objc_class_declaration): Likewise.
10232 (c_parser_objc_try_catch_statement): Likewise.
10233 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
10234 (declspecs_add_type): Likewise.
10236 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
10238 * ggc-page.c (alloc_page):
10239 Substituting xmalloc, xcalloc with
10240 XNEWVEC and XCNEWVAR macros which add the
10243 2008-07-11 Richard Guenther <rguenther@suse.de>
10245 PR tree-optimization/36765
10246 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
10247 aliases from HEAP vars to SMTs.
10249 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10251 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
10252 * configure.ac (loose_warn): Move -Wc++-compat from here...
10253 (strict_warn): ...to here.
10254 * configure: Regenerate.
10256 2008-07-10 Joseph Myers <joseph@codesourcery.com>
10258 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
10259 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
10260 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
10261 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
10262 excluding more specific h8300-*-* and sh-*-* targets.
10264 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
10266 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
10267 (eliminate): Ditto.
10268 (execute_pre): Call loop_optimizer_finalize in early exit.
10270 2008-07-10 Jakub Jelinek <jakub@redhat.com>
10272 PR middle-end/36790
10273 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
10274 uids in the bitmap, not just VAR_DECL uids.
10276 PR rtl-optimization/36419
10277 * combine-stack-adj.c (adjust_frame_related_expr): New function.
10278 (combine_stack_adjustments_for_block): Call it if needed. Delete
10280 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
10281 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
10282 prologue sp adjustment.
10284 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
10287 * opts.c (print_ignored_options): Report postponed diagnostics for
10288 unknown -Wno-* options as warnings, not errors.
10289 (postpone_unknown_option_error): Renamed to...
10290 (postpone_unknown_option_warning): ... this.
10292 2008-07-09 Doug Kwan <dougkwan@google.com>
10295 2008-07-08 Doug Kwan <dougkwan@google.com>
10297 * config/arm/arm.opt (mandroid): New option.
10298 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10299 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10301 (CC1PLUS_SPEC): Same.
10303 (STARTFILE_SPEC): Same.
10304 (ENDFILE_SPEC): Same.
10305 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10308 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
10311 * config/mips/mips.h (reg_class): Remove V1_REG.
10312 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
10313 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
10314 instead of V1_REGS.
10315 (mips_get_tp): New function.
10316 (mips_legitimize_tls_address): Use it.
10317 * config/mips/constraints.md (v): Delete.
10318 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
10319 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
10320 After reload, split into a move and ...
10321 (*tls_get_tp_<mode>_split): ...this new instruction.
10323 2008-07-09 David Daney <ddaney@avtrex.com>
10325 * config/mips/driver-native.c: Include coretypes.h and tm.h.
10327 2008-07-09 Jakub Jelinek <jakub@redhat.com>
10329 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
10330 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
10332 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
10333 htab_delete should be called. Don't free c.
10334 (lookup_tmp_var): Create temp_htab lazily.
10335 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
10336 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
10338 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
10339 lower_omp_ordered, lower_omp_critical, lower_omp_for,
10340 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
10341 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
10342 * tree-sra.c (generate_element_init): Likewise.
10343 * tree-mudflap.c (execute_mudflap_function_ops,
10344 execute_mudflap_function_decls): Likewise.
10345 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
10346 * tree-gimple.h (struct gimplify_ctx): New type.
10347 (push_gimplify_context): Adjust prototype.
10349 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
10351 * tree-ssa-pre.c (phi_translate_1): Update placement of
10352 add_to_value calls.
10354 2008-07-09 Anatoly Sokolov <aesok@post.ru>
10356 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
10357 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
10358 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
10359 * targhooks.c (default_hard_regno_scratch_ok): New function.
10360 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
10361 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
10362 * recog.c: Include "target.h".
10363 (peep2_find_free_register): Add check for global regs. Add target
10365 * Makefile.in (recog.o): Depend on target.h.
10367 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
10369 * config/sh/sh.c (sh_canonical_va_list_type): New.
10370 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
10372 2008-07-09 Raksit Ashok <raksit@google.com>
10374 * doc/invoke.texi (Option Summary): Mention new option
10375 -Wdisallowed-function-list=...
10376 (Warning Options): Document -Wdisallowed-function-list=...
10377 * common.opt (Wdisallowed-function-list=): New flag.
10378 * flags.h (warn_disallowed_functions): External definition of new
10379 boolean warning flag.
10380 (warn_if_disallowed_function_p): Declare new function.
10381 * opts.c (warning_disallowed_functions): New static variable.
10382 (warn_disallowed_functions): New boolean warning flag.
10383 (warn_if_disallowed_function_p): New function.
10384 (add_comma_separated_to_vector): Rename
10385 add_instrument_functions_exclude_list to this.
10386 (common_handle_option): Handle new option. Rename calls to
10387 add_instrument_functions_exclude_list into calls to
10388 add_comma_separated_to_vector.
10389 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
10390 based on flag warn_disallowed_functions.
10392 2008-07-09 Christian Bruel <christian.bruel@st.com>
10394 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
10395 instead of get_attr_length.
10397 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10399 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
10401 * genemit.c (gen_insn): Likewise.
10402 * gengtype.c (note_def_vec): Likewise.
10403 * gengtype.h (note_def_vec): Likewise.
10404 * genoutput.c (struct data, output_insn_data, process_template,
10405 gen_expand, gen_split, note_constraint): Likewise.
10406 * genrecog.c (new_decision, add_to_sequence, factor_tests,
10407 make_insn_sequence): Likewise.
10408 * gensupport.c (record_insn_name): Likewise.
10410 2008-07-08 Doug Kwan <dougkwan@google.com>
10412 * config/arm/arm.opt (mandroid): New option.
10413 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
10414 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
10416 (CC1PLUS_SPEC): Same.
10418 (STARTFILE_SPEC): Same.
10419 (ENDFILE_SPEC): Same.
10420 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
10423 2008-07-08 Raksit Ashok <raksit@google.com>
10425 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
10426 (set_storage_via_setmem): Fix expected_align parameter.
10427 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
10428 missing from the list.
10429 * doc/md.texi (movmem): Explicitly state that expected alignment is
10430 to be expressed in bytes.
10431 (setmem): Explicitly state that expected alignment is to be expressed
10434 2008-07-08 Joseph Myers <joseph@codesourcery.com>
10436 * reload.c (find_reloads_subreg_address): Do not require validity
10437 of address in original mode before reloading address.
10439 2008-07-07 Tianwei Sheng <tianweis@google.com>
10441 * df-core.c (df_remove_problem): Adjust the access to avoid out of
10442 bounds array access.
10444 2008-07-08 Jakub Jelinek <jakub@redhat.com>
10446 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
10448 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
10450 Fix PR tree-optimization/23455
10451 Fix PR tree-optimization/35286
10452 Fix PR tree-optimization/35287
10453 * Makefile.in (OBJS-common): Remove tree-vn.o.
10454 (tree-vn.o): Remove.
10455 * dbgcnt.def: Add treepre_insert debug counter.
10456 * gcc/tree-flow.h (add_to_value): Updated for other changes.
10457 (debug_value_expressions): Ditto.
10458 (print_value_expressions): Ditto.
10459 * tree-pretty-print.c (dump_generic_node): Updated for
10460 VALUE_HANDLE removal.
10461 * tree-ssa-dom.c (record_equality): Ditto.
10462 (cprop_operand): Ditto.
10463 (lookup_avail_expr): Ditto.
10464 * tree-ssa-threadedge.c
10465 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
10466 (simplify_control_stmt_condition): Ditto.
10467 * tree.c (tree_code_size): Ditto.
10468 (tree_node_structure): Ditto.
10469 (iterative_hash_expr): Ditto.
10471 * tree.h (VALUE_HANDLE_ID): Ditto.
10472 (VALUE_HANDLE_EXPR_SET): Ditto.
10473 (struct tree_value_handle): Ditto.
10474 (union tree_node): Ditto.
10475 * treestruct.def: Ditto.
10476 * tree-vn.c: Removed.
10477 * tree-ssa-pre.c: Rewritten entirely.
10478 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
10479 (constant_value_ids): Ditto.
10480 (vn_nary_op_t): Moved to header.
10482 (vn_reference_op_t): Ditto
10483 (vn_reference_t): Ditto.
10484 (next_value_id): New variable.
10485 (VN_INFO): Add an assert.
10486 (vn_constant_eq): New function.
10487 (vn_constant_hash): Ditto.
10488 (get_or_alloc_constant_value_id): Ditto.
10489 (value_id_constant_p): Ditto.
10490 (vn_reference_compute_hash): De-staticify.
10491 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
10492 Disable some code with a FIXME. Remove VALUE_HANDLE use.
10493 (valueize_refs): Update opcode if it changes from ssa name to constant.
10494 (vn_reference_lookup_1): Add new argument.
10495 (vn_reference_lookup): Ditto.
10496 (vn_reference_lookup_pieces): New function.
10497 (vn_reference_insert): Add return type. Modify to deal with value ids.
10498 (vn_reference_insert_pieces): New function.
10499 (vn_nary_op_compute_hash): De-staticify.
10500 (vn_nary_op_eq): Ditto.
10501 (vn_nary_op_lookup_pieces): New function.
10502 (vn_nary_op_lookup): Add new argument.
10503 (vn_nary_op_insert_pieces): New function.
10504 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
10505 (vn_phi_insert): Ditto.
10506 (visit_unary_op): Update for callee changes.
10507 (visit_binary_op): Ditto.
10508 (visit_reference_op_load): Ditto.
10509 (visit_reference_op_store): Ditto.
10510 (init_scc_vn): Init next_value_id, constant_to_value_id and
10511 constant_value_ids.
10512 (free_scc_vn): Free them.
10513 (set_hashtable_value_ids): New function.
10514 (run_scc_vn): Use it.
10515 (get_max_value_id): New function.
10516 (get_next_value_id): Ditto.
10517 (expressions_equal_p): Moved from tree-vn.c
10518 (sort_vuses): Ditto.
10519 (sort_vuses_heap): Ditto.
10520 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
10522 * tree.c (iterative_hash_hashval_t): Made non-static
10523 * tree.h (iterative_hash_hashval_t): Declare it.
10525 2008-07-08 Martin Jambor <mjambor@suse.cz>
10527 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
10528 instead of ipa_create_node_params.
10529 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
10530 ipa_check_create_edge_args, free them with
10531 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
10533 * ipa-prop.c: Include flags.h and tree-inline.h.
10534 (ipa_node_params_vector): New variable.
10535 (ipa_edge_args_vector): New variable.
10536 (edge_removal_hook_holder): New variable.
10537 (node_removal_hook_holder): New variable.
10538 (edge_duplication_hook_holder): New variable.
10539 (node_duplication_hook_holder): New variable.
10540 (ipa_detect_param_modifications): Check for presence of modified flags.
10541 (ipa_compute_jump_functions): Check for presence of jump functions.
10542 (ipa_free_edge_args_substructures): New function.
10543 (ipa_create_node_params): Removed.
10544 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
10545 (ipa_free_node_params_substructures): New function.
10546 (ipa_free_all_node_params): Changed to deallocate the on-the-side
10548 (ipa_edge_removal_hook): New function.
10549 (ipa_node_removal_hook): New function.
10550 (duplicate_array): New function.
10551 (ipa_edge_duplication_hook): New function.
10552 (ipa_node_duplication_hook): New function.
10553 (ipa_register_cgraph_hooks): New function.
10554 (ipa_unregister_cgraph_hooks): New function.
10555 (free_all_ipa_structures_after_ipa_cp): New function.
10557 * ipa-prop.h: Include vec.h.
10558 (ipa_node_params_t): New typedef with vector types for it.
10559 (ipa_edge_args_t): New typedef with vector types for it.
10560 (IPA_NODE_REF): Changed to access an on-the-side vector.
10561 (IPA_EDGE_REF): Changed to access an on-the-side vector.
10562 (ipa_check_create_node_params): New function.
10563 (ipa_check_create_edge_args): New function.
10565 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
10568 2008-07-07 Tom Tromey <tromey@redhat.com>
10570 * configure, config.in: Rebuilt.
10571 * configure.ac: Don't check for scandir or alphasort.
10573 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10575 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
10576 types immediately after creating them.
10578 2008-07-07 Joseph Myers <joseph@codesourcery.com>
10580 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
10582 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
10584 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
10585 dump_constraint_graph.
10586 (dump_constraint_edge): New function.
10587 (dump_constraint_graph): New function.
10588 (debug_constraint_graph): New function.
10589 (dump_constraint): Removed useless comparison.
10590 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
10591 (dump_constraint_graph): Declare.
10592 (debug_constraint_graph): Declare.
10593 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
10595 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
10597 * config/i386/i386.c (is_va_list_char_pointer): New.
10598 (ix86_va_start): Replace compare with ms_va_list_type_node
10599 by is_va_list_char_pointer.
10600 (ix86_gimplify_va_arg): Likewise.
10602 2008-07-07 Martin Jambor <mjambor@suse.cz>
10604 * cgraph.c (cgraph_edge_max_uid): New variable.
10605 (struct cgraph_edge_hook_list): New type.
10606 (struct cgraph_node_hook_list): New type.
10607 (struct cgraph_2edge_hook_list): New type.
10608 (struct cgraph_2node_hook_list): New type.
10609 (first_cgraph_edge_removal_hook): New variable.
10610 (first_cgraph_node_removal_hook): New variable.
10611 (first_cgraph_edge_duplicated_hook): New variable.
10612 (first_cgraph_node_duplicated_hook): New variable.
10613 (cgraph_add_edge_removal_hook): New function.
10614 (cgraph_remove_edge_removal_hook): New function.
10615 (cgraph_call_edge_removal_hooks): New function.
10616 (cgraph_add_node_removal_hook): New function.
10617 (cgraph_remove_node_removal_hook): New function.
10618 (cgraph_call_node_removal_hooks): New function.
10619 (cgraph_add_edge_duplication_hook): New function.
10620 (cgraph_remove_edge_duplication_hook): New function.
10621 (cgraph_call_edge_duplication_hooks): New function.
10622 (cgraph_add_node_duplication_hook): New function.
10623 (cgraph_remove_node_duplication_hook): New function.
10624 (cgraph_call_node_duplication_hooks): New function.
10625 (cgraph_create_edge): Assign to edge uid.
10626 (cgraph_remove_edge): Call edge removal hooks.
10627 (cgraph_node_remove_callees): Call edge removal hooks.
10628 (cgraph_node_remove_callers): Call edge removal hooks.
10629 (cgraph_remove_node): Call node removal hooks.
10630 (cgraph_clone_edge): Call edge duplication hooks.
10631 (cgraph_clone_node): Call node duplication hooks.
10633 * cgraph.h (cgraph_edge): New field uid.
10634 (cgraph_edge_hook): New type.
10635 (cgraph_node_hook): New type.
10636 (cgraph_2edge_hook): New type.
10637 (cgraph_2node_hook): New type.
10639 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
10641 * config.in: Regenerate.
10643 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
10645 * gcc.c (print_sysroot): New.
10646 (option_map, display_help, process_command): Handle the
10647 -print-sysroot option.
10648 (main): Print the sysroot if requested.
10649 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
10651 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10654 * unwind-pe.h (size_of_encoded_value): add attribute unused.
10656 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
10658 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
10659 (assign_parm_setup_block_p): Also check mode of entry_parm.
10661 2008-07-07 Richard Guenther <rguenther@suse.de>
10663 * tree-ssa-structalias.h (set_used_smts): Remove.
10664 * tree-ssa-structalias.c (used_smts): Likewise.
10665 (set_used_smts): Likewise.
10666 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
10667 call to set_used_smts.
10669 2008-07-07 Richard Guenther <rguenther@suse.de>
10671 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
10672 (new_var_info): Set it to false.
10673 (solution_set_add): Correctly handle pointers outside a var and
10675 (type_safe): Treat variables with is_full_var properly.
10676 (do_sd_constraint): Likewise.
10677 (do_ds_constraint): Likewise.
10678 (process_constraint): Remove zeroing offset for !use_field_sensitive.
10679 (get_constraint_for_ptr_offset): New function.
10680 (get_constraint_for_component_ref): For addresses at least include
10681 the last field of the variable. Handle is_full_vars properly.
10682 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
10683 (handle_ptr_arith): Remove.
10684 (find_func_aliases): Simplify assignment handling.
10685 (create_function_info_for): For parameter and result varinfos set
10687 (create_variable_info_for): Set is_full_var flag whenever we
10688 just created a single varinfo for a decl.
10689 (init_alias_vars): Initialize use_field_sensitive from
10690 max-fields-for-field-sensitive parameter.
10692 2008-07-07 Richard Guenther <rguenther@suse.de>
10694 PR tree-optimization/36713
10695 * tree-flow-inline.h (is_call_used): New function.
10696 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
10697 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10698 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
10700 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10702 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
10704 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
10706 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
10708 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10709 Nathan Sidwell <nathan@codesourcery.com>
10711 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
10712 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
10714 * config/m68k/t-linux: New.
10715 * doc/install.texi: Document m68k-*-linux is now multilibbed by
10718 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
10720 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
10721 * config/m68k/m68k-devices.def: Remove multilibs that only differ
10724 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10726 * gcc.c (execute): Fix -Wc++-compat warning.
10728 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
10731 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
10732 constant for little endian.
10734 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
10736 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
10737 mips_base_mips16 instead of TARGET_MIPS16.
10738 (mips_base_mips16): Declare.
10739 * config/mips/mips.c (mips_base_mips16): Make global.
10740 (was_mips16_p): Remove GTY marker.
10741 (was_mips16_pch_p): New variable.
10742 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10743 (mips_override_options): Force to non-MIPS16 mode initially.
10744 Do not complain about MIPS16 PIC incompatibilities here.
10745 Only allow -mgpopt if -mexplicit-relocs is in force for
10748 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
10750 * configure.ac: Check for caddr_t, define to char * if not defined.
10751 * configure: Regenerate.
10752 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
10753 (mmap_gt_pch_use_address): Likewise.
10754 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
10756 2008-07-06 Richard Guenther <rguenther@suse.de>
10758 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
10759 (new_var_info): Deal with it.
10760 (solution_set_add): Likewise.
10761 (bitpos_of_field): Make signed, fix.
10762 (struct fieldoff): Remove type and decl fields. Make size field
10763 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
10765 (fieldoff_compare): Deal with it.
10766 (push_fields_onto_fieldstack): Remove has_union argument, glob
10767 adjacent non-pointer fields together.
10768 (create_function_info_for): Do not set has_union.
10769 (create_variable_info_for): Simplify.
10771 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
10773 * config.gcc (extra_headers): Add cross-stdarg.h for target
10774 x86_64-*-* and i?86-*-*.
10775 * config/i386/cross-stdarg.h: New.
10776 * builtins.c (std_fn_abi_va_list): New.
10777 (std_canonical_va_list_type): New.
10778 (stabilize_va_list): Replace va_list_type_node use by
10779 mtarget.canonical_va_list_type.
10780 (gimplify_va_arg_expr): Likewise.
10781 (expand_builtin_va_copy): Replace va_list_type_node use by
10782 mtarget.fn_abi_va_list.
10783 * tree-sra.c (is_va_list_type): New helper.
10784 (decl_can_be_decomposed_p): Replace
10785 va_list_type_node use by is_va_list_type.
10786 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
10787 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10788 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
10789 * config/i386/i386-protos.h (ix86_get_valist_type): New.
10790 (ix86_enum_va_list): New.
10791 * config/i386/i386.c (sysv_va_list_type_node): New.
10792 (ms_va_list_type_node): New.
10793 (ix86_function_type_abi): Remove sorry.
10794 (ix86_build_builtin_va_list_abi): New.
10795 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
10796 for 64-bit targets.
10797 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
10798 (ix86_init_builtins_va_builtins_abi): New.
10799 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
10800 for 64-bit targets.
10801 (ix86_handle_abi_attribute): New.
10802 (attribute_spec): Add sysv_abi and ms_abi.
10803 (ix86_fn_abi_va_list): New.
10804 (ix86_canonical_va_list_type): New.
10805 (ix86_enum_va_list): New.
10806 (TARGET_FN_ABI_VA_LIST): New.
10807 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10808 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
10809 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
10810 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10811 (TARGET_ENUM_VA_LIST): New.
10812 * expr.h (std_fn_abi_va_list): New.
10813 (std_canonical_va_list_type): New.
10814 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
10815 (TARGET_CANONICAL_VA_LIST_TYPE): New.
10816 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
10817 TARGET_CANONICAL_VA_LIST_TYPE.
10818 * target.h (struct gcc_target): Add fn_abi_va_list hook
10819 and canonical_va_list_type hook.
10821 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10823 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
10824 integral and pointer types.
10826 2008-07-04 Roger Sayle <roger@eyesopen.com>
10828 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
10829 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
10831 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
10834 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
10836 2008-07-04 Jakub Jelinek <jakub@redhat.com>
10838 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
10839 build_gimple_modify_stmt.
10840 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
10841 gimple operand. Use fold_build* instead of build*.
10843 2008-07-04 Richard Guenther <rguenther@suse.de>
10845 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
10846 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
10847 properly to compute the reachability set if we do field-sensitive PTA.
10848 * invoke.texi (max-fields-for-field-sensitive): Document default.
10849 * opts.c (decode_options): Set max-fields-for-field-sensitive to
10850 100 for optimize >= 2.
10852 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10854 * ggc-zone.c (lookup_page_table_if_allocated,
10855 set_page_table_entry, zone_find_object_size, alloc_small_page,
10856 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
10857 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
10858 -Wc++-compat and/or -Wcast-qual warnings.
10860 2008-07-04 Alan Modra <amodra@bigpond.net.au>
10863 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
10864 pic_offset_table_rtx to be marked as used here.
10865 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
10866 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
10867 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
10868 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
10869 !TARGET_SECURE_PLT.
10871 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10873 * alloc-pool.c (hash_descriptor, eq_descriptor,
10874 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10875 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10877 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10878 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10879 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10880 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10883 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10885 * tree-flow.h (loop_only_exit_p): Declare.
10886 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10887 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10888 the number of iterations if it is constant. Otherwise, if this is the
10889 only possible exit of the loop, use the conservative estimate on the
10890 number of iterations of the entire loop if available.
10892 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10894 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10895 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10896 Add synchronization functions.
10897 * config/sync.c: New file.
10898 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10899 (LIBGCC_SYNC_CFLAGS): Likewise.
10901 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10904 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10905 (*pushtf_sse): New insn pattern.
10906 (pushtf splitters): New splitters.
10908 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10910 PR middle-end/35736
10911 * predict.c (build_predict_expr): Use void_type_node for the tree
10912 type, instead of NULL_TREE.
10914 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10916 * config/i386/i386.c (contains_aligned_value_p): Return true
10918 (ix86_data_alignment): Align TCmode to 128bits.
10919 (ix86_local_alignment): Likewise.
10921 2008-07-03 Andrew Haley <aph@redhat.com>
10924 * vec.h (VEC_TA): New.
10925 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10926 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10927 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10928 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10929 (C_COMMON_FIXED_TYPES): Remove first arg.
10930 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10931 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10932 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10933 not to use empty macro arguments.
10935 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10937 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10938 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10939 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10940 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10941 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10942 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10943 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10944 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10945 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10946 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10947 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10948 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10949 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10950 config/rs6000/e500crtres64gpr.asm,
10951 config/rs6000/e500crtres64gprctr.asm,
10952 config/rs6000/e500crtrest32gpr.asm,
10953 config/rs6000/e500crtrest64gpr.asm,
10954 config/rs6000/e500crtresx32gpr.asm,
10955 config/rs6000/e500crtresx64gpr.asm,
10956 config/rs6000/e500crtsav32gpr.asm,
10957 config/rs6000/e500crtsav64gpr.asm,
10958 config/rs6000/e500crtsav64gprctr.asm,
10959 config/rs6000/e500crtsavg32gpr.asm,
10960 config/rs6000/e500crtsavg64gpr.asm,
10961 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10962 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10963 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10964 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10965 config/sparc/sol2-cn.asm: Remove .file directives.
10967 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10969 * resource.c (mark_referenced_resources): Look inside
10970 UNSPEC_VOLATILEs and ASM_INPUTs.
10972 2008-07-02 Ian Lance Taylor <iant@google.com>
10974 * rtlanal.c (add_reg_note): New function.
10975 * rtl.h (add_reg_note): Declare.
10976 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10977 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10978 * builtins.c (expand_builtin_longjmp): Likewise.
10979 (expand_builtin_nonlocal_goto): Likewise.
10980 * calls.c (emit_call_1, expand_call): Likewise.
10981 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10982 * cfglayout.c (fixup_reorder_chain): Likewise.
10983 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10984 (commit_one_edge_insertion): Likewise.
10985 * combine.c (move_deaths, distribute_notes): Likewise.
10986 * df-problems.c (df_set_note): Likewise.
10987 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10988 (set_unique_reg_note): Likewise.
10989 (emit_copy_of_insn_after): Likewise.
10990 * expr.c (expand_expr_real): Likewise.
10991 * gcse.c (add_label_notes): Likewise.
10992 * haifa-sched.c (create_check_block_twin): Likewise.
10993 * jump.c (mark_jump_label_1): Likewise.
10994 * loop-doloop.c (add_test, doloop_modify): Likewise.
10995 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10996 * lower-subreg.c (move_eh_region_note): Likewise.
10997 * optabs.c (emit_libcall_block): Likewise.
10998 * predict.c (predict_insn): Likewise.
10999 (combine_predictions_for_insn): Likewise.
11000 * recog.c (peephole2_optimize): Likewise.
11001 * regmove.c (try_auto_increment): Likewise.
11002 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11003 * reload.c (find_reloads): Likewise.
11004 * reload1.c (fixup_eh_region_note): Likewise.
11005 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11006 * reorg.c (delete_prior_computation): Likewise.
11007 (delete_computation, dbr_schedule): Likewise.
11008 * config/pa/pa.c (legitimize_pic_address): Likewise.
11009 * config/sh/sh.c (sh_reorg): Likewise.
11011 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11014 * config/libgcc-glibc.ver: Add %exclude.
11015 * config/m32r/libgcc-glibc.ver: Likwise.
11016 * config/s390/libgcc-glibc.ver: Likwise.
11017 * config/sh/libgcc-glibc.ver: Likwise.
11018 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11020 * config/i386/libgcc-glibc.ver: New.
11022 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11024 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11026 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11027 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11028 i[34567]86-*-linux*, x86_64-*-linux*. Add
11029 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11030 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11031 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11032 i[34567]86-*-linux*, x86_64-*-linux*.
11034 * libgcc-std.ver: Add empty GCC_4.4.0.
11036 * mkmap-symver.awk: Support multiple versions per symbol.
11038 * config/i386/i386.c (ix86_init_builtins): Always define
11039 __builtin_fabsq and __builtin_copysignq with fallbacks.
11040 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11041 and __builtin_copysignq if SSE2 isn't available.
11043 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11044 (LIBGCC2_TF_CEXT): Likwise.
11045 (TF_SIZE): Likwise.
11047 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
11049 * config/i386/sfp-machine.h: Moved to libgcc.
11051 * config/i386/sfp-machine.h: New.
11052 * config/i386/t-linux: Likwise.
11054 * config/i386/t-darwin: Remove softfp_wrap_start and
11056 * config/i386/t-darwin64: Likewise.
11058 * config/i386/t-fprules-softfp64: Renamed to ...
11059 * config/i386/t-fprules-softfp: This.
11061 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
11062 and softfp_wrap_end.
11064 2008-07-02 Jason Merrill <jason@redhat.com>
11066 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
11068 * tree.c (ctor_to_list): New fn.
11069 * tree.h: Declare it.
11070 (CONSTRUCTOR_ELT): New macro.
11071 (CONSTRUCTOR_NELTS): New macro.
11073 2008-07-02 Richard Guenther <rguenther@suse.de>
11075 * tree-ssa-structalias.c (struct variable_info): Reorder
11076 to fill padding on 64bit hosts. Make collapsed_to an int.
11077 (get_varinfo_fc): Deal with that.
11078 (new_var_info): Likewise.
11079 (collapse_rest_of_var): Likewise.
11081 2008-07-02 Joshua Sumali <jsumali@redhat.com>
11083 * doc/install.texi (--enable-java-home): Document.
11084 (--enable-aot-compile-rpm): Likewise.
11085 (--with-arch-directory): Likewise.
11086 (--with-os-directory): Likewise.
11087 (--with-origin-name): Likewise.
11088 (--with-arch-suffix): Likewise.
11089 (--with-jvm-root-dir): Likewise.
11090 (--with-jvm-jar-dir): Likewise.
11091 (--with-python-dir): Likewise.
11093 2008-07-02 Richard Guenther <rguenther@suse.de>
11095 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
11096 from decls explicitly. Merge operand checking from tuples.
11098 2008-07-02 Martin Jambor <mjambor@suse.cz>
11100 * tree-switch-conversion.c: Included timevar.h which I forgot before.
11102 2008-07-02 Martin Jambor <mjambor@suse.cz>
11104 * tree-switch-conversion.c: Included timevar.h
11105 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
11107 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
11109 2008-07-02 Martin Jambor <mjambor@suse.cz>
11111 * tree-switch-conversion.c: Corrected various comments and
11113 (build_constructors): Fixed minor formatting mistakes.
11115 * invoke.texi (Optimize Options): Corrected the
11116 switch-conversion-max-branch-ratio parameter.
11118 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
11120 * final.c (asm_insn_count): Return zero for an empty asm body.
11122 2008-07-02 Richard Guenther <rguenther@suse.de>
11124 * bitmap.h (bitmap_set_bit): Return bool.
11125 (bitmap_clear_bit): Likewise.
11126 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
11127 write to the bitmap if it would.
11128 (bitmap_clear_bit): Likewise.
11129 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
11130 bitmap_set_bit return value.
11131 (add_pred_graph_edge): Likewise.
11132 (add_graph_edge): Likewise.
11133 (do_sd_constraint): Likewise.
11134 (do_ds_constraint): Likewise.
11136 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11138 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
11139 Fix -Wc++-compat and/or -Wcast-qual warnings.
11140 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
11141 gen_regparm_prefix): Likewise.
11142 * vmsdbgout.c (write_modbeg, lookup_filename,
11143 vmsdbgout_source_line, vmsdbgout_init): Likewise.
11145 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
11147 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
11148 defaults.h definition apply.
11150 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11152 * function.c (assign_parm_remove_parallels): New.
11153 (assign_parm_setup_block_p): Do not return true for non-BLKmode
11155 (assign_parm_setup_block): Do not handle them.
11156 (assign_parm_setup_reg, assign_parm_setup_stack): Call
11157 assign_parm_remove_parallels.
11159 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
11161 * c-typeck.c (convert_for_assignment): Use
11162 vector_targets_convertible_p.
11163 * c-common.c (vector_targets_convertible_p): New.
11164 * c-common.h (vector_targets_convertible_p): New prototype.
11165 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
11166 opaque_p_V2SI_type_node.
11168 2008-07-01 Steve Ellcey <sje@cup.hp.com>
11170 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
11173 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
11175 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
11176 TFmode constants via two element DImode vector for hosts with
11177 HOST_BITS_PER_WIDE_INT < 64.
11178 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
11179 also for HOST_BITS_PER_WIDE_INT < 64.
11181 2008-07-01 Richard Guenther <rguenther@suse.de>
11183 PR tree-optimization/36666
11184 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
11185 (get_constraint_exp_from_ssa_var): Split into ...
11186 (get_constraint_exp_for_temp): ... this ...
11187 (get_constraint_for_ssa_var): ... and that.
11188 Return constraint expressions for all touched sub-fields
11189 if the results address is not taken.
11190 (process_constraint): Remove assertion that aggregate
11191 assignments do not happen at this place.
11192 (get_constraint_for_component_ref): Add address_p argument.
11193 Return constraint expressions for all touched sub-fields
11194 if the results address is not taken.
11195 (do_deref): Use get_constraint_exp_for_temp.
11196 (get_constraint_for_1): Rename from ...
11197 (get_constraint_for): ... this. Add the old function as wrapper.
11198 (do_structure_copy): Use get_constraint_for_1.
11200 2008-07-01 Martin Jambor <mjambor@suse.cz>
11202 * Makefile.in (tree-switch-conversion.o): Add.
11203 (OBJS-common): Add tree-swtch-conversion.o.
11204 * passes.c (init_optimization_passes): Add pass_convert_switch.
11205 * tree-pass.h: (pass_convert_switch): Add.
11206 * tree-switch-conversion.c: New file.
11207 * gcc.dg/tree-ssa/cswtch.c: New testcase.
11208 * common.opt (ftree-cswtch): New option.
11209 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11210 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
11211 * opts.c (decode_options): Set flag_tree_switch_conversion when
11212 optimization level is >= 2.
11213 * doc/invoke.texi (Optimize Options): Added description of
11214 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
11216 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11218 * config/darwin-driver.c (darwin_default_min_version): Fix
11219 -Wc++-compat warnings.
11221 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
11223 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
11226 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11228 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
11230 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
11232 PR rtl-optimization/34744
11233 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
11234 (df_scan_free_internal): Free data structures not
11235 allocated in storage pools.
11236 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
11237 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
11238 df_scan_free_mws_vec.
11239 * dse.c (dse_step6): Free offset_map_p and offset_map_n
11242 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
11244 * config/i386/i386.c (contains_aligned_value_p): Return true
11246 (ix86_function_arg_boundary): Return its natural boundary
11248 (return_in_memory_32): Don't check TDmode.
11249 (ix86_split_to_parts): Support splitting into 4 parts and
11250 support TFmode for 32bit target.
11251 (ix86_split_long_move): Support splitting into 4 parts.
11252 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
11254 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
11255 (ix86_init_builtins): Here.
11256 (ix86_scalar_mode_supported_p): Always return true for TFmode.
11257 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
11258 'q' and 'w', respectively.
11260 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
11262 (movtf_internal): Likewise.
11263 (<code>tf2): Likewise.
11264 (*absnegtf2_sse): Likewise.
11265 (copysign<mode>3): Likewise.
11266 (copysign<mode>3_const): Likewise.
11267 (copysign<mode>3_var): Likewise.
11268 (define_split UNSPEC_COPYSIGN): Likewise.
11269 * config/i386/sse.md (*nandtf3): Likewise.
11270 (<code>tf3): Likewise.
11271 (*<code>tf3): Likewise.
11273 2008-06-30 Joey Ye <joey.ye@intel.com>
11274 H.J. Lu <hongjiu.lu@intel.com>
11276 * global.c (compute_regsets): Set frame_pointer_needed here.
11277 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
11279 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11281 * doc/install.texi (specific): Expand Windows build notes.
11283 2008-06-30 Ira Rosen <irar@il.ibm.com>
11285 PR tree-optimization/36648
11286 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
11287 number of prolog iterations by step. Fix the comment.
11289 2008-06-30 Richard Guenther <rguenther@suse.de>
11291 PR middle-end/36671
11292 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
11293 handle calls from ECF_MALLOC functions.
11294 (handle_pure_call): ECF_MALLOC functions do not return
11296 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
11298 2008-06-29 Andreas Schwab <schwab@suse.de>
11300 * config/m68k/m68k.c (print_operand): Always print a float
11302 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
11303 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
11306 * config/rs6000/x-linux64: Remove never used file.
11308 2008-06-29 Richard Guenther <rguenther@suse.de>
11310 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
11312 (struct alias_info): Move ...
11313 * tree-ssa-alias.c: ... here.
11314 (update_alias_info): Declare.
11315 (compute_may_aliases): Call it.
11316 (update_alias_info): New function.
11317 * tree-ssa-structalias.c (update_alias_info): Move ...
11318 * tree-ssa-alias.c (update_alias_info_1): ... here.
11319 * tree-ssa-structalias.c (process_constraint_1): Remove
11320 unused from_call argument. Rename to ...
11321 (process_constraint): ... this. Delete old wrapper.
11322 (make_constraint_to): Adjust callers.
11323 (handle_const_call): Likewise.
11324 (handle_pure_call): Likewise.
11325 (init_base_vars): Likewise.
11326 (handle_lhs_call): Likewise. Remove unnecessary constraint.
11327 (find_func_aliases): We don't need structure copies for
11329 (make_constraint_from_anything): Remove.
11330 (create_variable_info_for): For globals make constraints
11331 from escaped, not from anything.
11332 (compute_points_to_sets): Do not call update_alias_info.
11333 (ipa_pta_execute): Use make_constraint_from.
11335 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11337 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11338 (bitmap.o-warn, dominance.o-warn): New.
11339 * configure.ac (cxx_compat_warn): Delete.
11340 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11341 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11343 * configure: Regenerate.
11345 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11348 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11350 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11351 * df-scan.c (df_notes_rescan): Likewise.
11352 * ggc-page.c (set_page_table_entry): Likewise.
11353 * intl.c (gcc_gettext_width): Likewise.
11354 * varasm.c (get_unnamed_section, get_noswitch_section,
11355 get_section): Likewise.
11357 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11359 * regrename.c (build_def_use): Don't copy RTX.
11361 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11363 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11364 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11365 punctuation. Use @ref instead of @xref.
11366 (Function Names): Remove stray @display/@end display.
11367 (C++ Attributes): Use @ref instead of @xref.
11368 (Deprecated Features): Fix punctuation around @xref.
11369 (Backwards Compatibility): Likewise.
11370 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11372 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11374 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11375 constants for E500 double.
11377 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11379 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11380 element type of const_vector.
11382 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11384 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11385 Remove FLAGS_REG clobber from expander pattern.
11386 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11387 (anddi3, andsi3, andhi3, andqi3): Ditto.
11388 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11389 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11390 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11391 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11392 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11393 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11394 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11395 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11397 2008-06-28 Richard Guenther <rguenther@suse.de>
11399 * tree-ssa-structalias.c (callused_id, var_callused,
11400 callused_tree): Add.
11401 (handle_pure_call): New function.
11402 (find_func_aliases): Call it.
11403 (find_what_p_points_to): Handle the call-used set.
11404 (clobber_what_escaped): Likewise.
11405 (compute_call_used_vars): New function.
11406 (init_base_vars): Init the call-used variable.
11407 (do_sd_constraint): Do not propagate the solution from CALLUSED
11408 but use CALLUSED as a placeholder.
11409 (solve_graph): Likewise.
11410 * tree-flow-inline.h (gimple_call_used_vars): New function.
11411 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11412 (compute_call_used_vars): Declare.
11413 * tree-ssa-alias.c (set_initial_properties): Call
11414 compute_call_used_vars.
11415 (reset_alias_info): Clear call-used variables.
11416 (add_call_clobber_ops): Assert we are not called for const/pure
11417 functions. Remove handling of them.
11418 (add_call_read_ops): Handle pure functions by adding the
11419 call-used set of variables as VUSEs.
11420 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11421 (delete_tree_ssa): Free it.
11422 * tree-dfa.c (remove_referenced_var): Clear the var from the
11425 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11427 * tree.c (build_varargs_function_type_list): New.
11428 (build_function_type_list_1): New.
11429 (build_function_type_list): Use build_function_type_list_1.
11430 * tree.h (build_varargs_function_type_list): New.
11432 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11435 * config/spu/spu.c (spu_builtin_splats): Do not generate
11436 invalid CONST_VECTOR expressions.
11437 (spu_expand_vector_init): Likewise.
11439 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11441 * optabs.c (libfunc_decls): New variable.
11442 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11443 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11444 for the same function twice.
11446 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11448 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11449 ix86_expand_binary_operator directly.
11450 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11452 (*ashrti3_1): Ditto.
11453 (*lshrti3_1): Ditto.
11454 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11455 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11456 using only one splitter. Conditionaly execute splitter before or
11457 after peephole2 pass.
11458 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11459 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11460 Use only one alternative in asm template.
11461 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11463 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11464 "J" operand constraint for operand 2.
11465 (*ashldi3_cconly_rex64): Ditto.
11466 (*ashrdi3_cmp_rex64): Ditto.
11467 (*ashrdi3_cconly_rex64): Ditto.
11468 (*lshrdi3_cmp_rex64): Ditto.
11469 (*lshrdi3_cconly_rex64): Ditto.
11470 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11471 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11472 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11475 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11477 * gimplify.c (omp_is_private): Don't return true if decl is not
11478 already private on #pragma omp for or #pragma omp parallel for.
11481 * tree-cfg.c (struct move_stmt_d): Replace block field with
11482 orig_block and new_block fields.
11483 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11484 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11485 (move_block_to_fn): Replace vars_map and new_label_map arguments
11486 with struct move_stmt_d pointer.
11487 (replace_block_vars_by_duplicates): New function.
11488 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11489 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11490 all subblocks of ORIG_BLOCK to the new function. Call
11491 replace_block_vars_by_duplicates.
11492 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11493 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11494 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11495 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11496 (expand_omp): Temporarily set input_location to the location of
11497 region's controlling stmt.
11498 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11499 BIND_EXPR, push ctx->block_vars and gimplification vars into
11500 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11501 into dest function.
11502 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11503 there are any BLOCK_VARS.
11504 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11505 OMP_PARALLEL or OMP_TASK stmt.
11506 (lower_omp): Save and restore input_location around the lower_omp_1
11509 2008-06-27 Richard Guenther <rguenther@suse.de>
11511 PR tree-optimization/36400
11512 PR tree-optimization/36373
11513 PR tree-optimization/36344
11514 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11515 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11516 (update_alias_info): Remove call clobbering code.
11517 (make_constraint_to): New helper function.
11518 (make_escape_constraint): Likewise.
11519 (handle_rhs_call): Use it on all pointer containing arguments.
11520 Also mark the static chain escaped.
11521 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11522 instead of ANYTHING.
11523 (make_constraint_from): New helper split out from ...
11524 (make_constraint_from_anything): ... here.
11525 (find_func_aliases): Add constraints for escape sites.
11526 (intra_create_variable_infos): Make constraints from NONLOCAL
11528 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11530 (clobber_what_p_points_to): Remove.
11531 (clobber_what_escaped): New function.
11532 (init_base_vars): Init NONLOCAL and ESCAPED.
11533 (do_sd_constraint): Do not propagate the solution from ESCAPED
11534 but use ESCAPED as a placeholder.
11535 (solve_graph): Likewise.
11536 * tree-flow.h (clobber_what_p_points_to): Remove.
11537 (clobber_what_escaped): Declare.
11538 * tree-ssa-alias.c (set_initial_properties): Call it.
11539 Remove code clobbering escaped pointers.
11541 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11543 * function.c (allocate_struct_function): Only allocate a unique
11544 funcdef_no if the decl is nonzero.
11546 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11548 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11549 * config/mips/mips.c (mips_split_const_insns): New function.
11550 * config/mips/mips.md (move_type): New attribute.
11551 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11552 (dword_mode): New attribute.
11553 (type): Avoid long line. Map "move_type"s to "type"s,
11554 choosing "multi" for doubleword moves if appropriate.
11555 Swap MTC/MFC comments to match their declaration order.
11556 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11557 "type" is "branch" or "jal" is "direct".
11558 (length): Handle "extended_mips16" first. Make the default
11559 "0" for "ghost" instructions. Set the length from "move_type".
11560 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11561 of "type", with "sll0" for the register alternative. Remove the
11562 "extended_mips16" attribute.
11563 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11564 of "type", with "shift_shift" for the register alternative.
11565 Remove the "length" attribute.
11566 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11567 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11568 of "type", with "andi" for the register alternative.
11569 (*zero_extendqihi2): Likewise.
11570 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11571 of "andi" instead of a "type" of "arith".
11572 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11574 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11575 (mov_<store>r, *mov<mode>_ra): Likewise.
11576 (extendsidi2): Use "move_type" instead of "type", with "move"
11577 for the register alternative.
11578 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11579 of "type", with "signext" for the register alternative.
11580 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11581 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11582 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11583 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11584 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11585 (unnamed branch insn): Likewise.
11586 (*movdi_gp32_fp64): Fold into...
11587 (*movdi_32bit): ...here.
11588 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11589 (*movdf_hardfloat): ...this new pattern.
11590 (*movdf_softfloat): Remove redundant FPR alternatives.
11591 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11592 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11593 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11594 the "move" attribute.
11595 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11596 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11597 and "store" for COP loads and stores.
11598 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11599 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11600 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11601 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11602 (*movtf_mips16, *movv2sf): Likewise.
11603 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11604 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11605 (mfhc1<mode>): Use "move_type" instead of "move".
11606 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11607 (loadgp_blockage): Remove the "length" attribute.
11608 (blockage, set_got_version, update_got_version): Likewise.
11609 (call_internal): Remove the "extended_mips16" attribute.
11610 (call_value_internal, call_value_multiple_internal): Likewise.
11611 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11613 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11614 the "length" attribute.
11616 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11618 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11619 -Wcast-qual warnings.
11620 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11621 handle_pragma_pop_macro): Likewise.
11622 * collect2.c (resolve_lib_name): Likewise.
11623 * config/arc/arc.c (arc_init): Likewise.
11624 * config/arm/arm.c (neon_builtin_compare,
11625 locate_neon_builtin_icode): Likewise.
11626 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11627 * config/bfin/bfin.c (bfin_init_machine_status,
11628 bfin_optimize_loop): Likewise.
11629 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11630 * config/cris/cris.c (cris_init_expanders): Likewise.
11631 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11632 * config/darwin.c (machopic_indirection_eq,
11633 machopic_indirection_name, machopic_output_indirection): Likewise.
11634 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11635 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11636 frv_optimize_membar): Likewise.
11637 * config/i386/cygwin.h (mingw_scan,
11638 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11639 * config/i386/cygwin1.c (mingw_scan): Likewise.
11640 * config/i386/i386.c (machopic_output_stub): Likewise.
11641 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11642 i386_pe_unique_section): Likewise.
11643 * config/ia64/ia64.c (ia64_init_machine_status,
11644 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11646 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11647 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11648 * config/m68k/m68k.c (m68k_handle_option,
11649 m68k_sched_md_init_global): Likewise.
11650 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11651 mcore_unique_section): Likewise.
11652 * config/mips/mips.c (mips_block_move_straight,
11653 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11655 * config/mmix/mmix.c (mmix_init_machine_status,
11656 mmix_encode_section_info): Likewise.
11657 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11658 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11659 print_operand_address, output_toc, redefine_groups,
11660 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11661 * config/s390/s390.c (s390_init_machine_status): Likewise.
11662 * config/score/score.c (score_block_move_straight,
11663 score_block_move_loop_body): Likewise.
11664 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11665 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11666 * emit-rtl.c (find_auto_inc): Likewise.
11667 * gcc.c (translate_options, process_command): Likewise.
11668 * reorg.c (dbr_schedule): Likewise.
11669 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11670 * xcoffout.c (xcoffout_declare_function): Likewise.
11672 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11674 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11675 ipa-pta working again.
11677 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11679 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11682 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11684 * config.gcc (powerpc*-*-*): Add new core e500mc.
11685 * config/rs6000/e500mc.md: New file.
11686 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11688 (rs6000_override_options): Add e500mc case to
11689 processor_target_table. Altivec and Spe options not allowed
11690 with e500mc. Add isel instruction to e500mc by
11691 default. Initialize rs6000_cost for e500mc.
11692 (rs6000_issue_rate): Set issue rate for e500mc.
11693 * config/rs6000/rs6000.h (processor_type): Add
11694 PROCESSOR_PPCE500MC.
11695 (ASM_CPU_SPEC): Add e500mc.
11696 Set TARGET_ISEL to rs6000_isel.
11697 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11698 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11699 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11701 * doc/invoke.texi: Add e500mc to list of cpus.
11703 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11706 * c-lex.c (lex_charconst): Initialize unsignedp.
11708 2008-06-27 Olivier Hainque <hainque@adacore.com>
11710 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11711 documented assumptions.
11713 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11715 * dwarf2out.c: Remove trailing white spaces. Break long line
11718 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11720 * libfuncs.h (LTI_synchronize): New libfunc_index.
11721 (synchronize_libfunc): Declare.
11722 * builtins.c (expand_builtin_synchronize): Consider using
11723 synchronize_libfunc before falling back on an asm blockage.
11724 * config/mips/mips.c: Include libfuncs.h
11725 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11727 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11729 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11730 parameter. Copy stack_reg to r11 where appropriate.
11731 (no_global_regs_above): Add gpr parameter.
11732 (rs6000_stack_info): Only add padding for SPE save area if we
11733 are saving SPE GPRs and CR.
11734 (saveres_routine_syms): New variable.
11735 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11737 (rs6000_savres_routine_sym): New function.
11738 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11740 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11741 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11742 Tweak FPR out-of-line saving.
11743 (rs6000_make_savres_rtx): New function.
11744 (rs6000_use_multiple_p): New function.
11745 (rs6000_savres_strategy): New function.
11746 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11747 out-of-line if appropriate.
11748 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11749 if we are optimizing for size.
11750 (GP_SAVE_INLINE): Define.
11751 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11752 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11753 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11754 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11755 (*save_fpregs_<mode>): Add use of r11.
11756 (*restore_gpregs_<mode>): New insn.
11757 (*return_and_restore_gpregs_<mode>): New insn.
11758 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11760 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11761 (*restore_gpregs_spe): New insn.
11762 (*return_and_restore_gpregs_spe): New insn.
11763 * config/rs6000/predicates.md (save_world_operation): Fix check.
11765 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11767 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11768 this point, so assert that.
11770 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11772 * cfganal.c: Include vec.h and vecprim.h.
11773 (compute_idf): Import from...
11774 * tree-into-ssa (compute_idf): ...here.
11775 * basic-block.h (compute_idf): Export.
11777 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11779 * c-decl.c (merge_decls): Use !current_function_decl to check for
11780 extern declaration of C99 inline function being at file scope.
11782 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11784 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11786 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11788 * alias.c (record_alias_subset, init_alias_analysis): Fix
11789 -Wc++-compat and/or -Wcast-qual warnings.
11790 * attribs.c (lookup_attribute_spec): Likewise.
11791 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11792 copy_bb, connect_traces,
11793 find_rarely_executed_basic_blocks_and_cr): Likewise.
11794 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11795 note_btr_set, migrate_btr_defs): Likewise.
11796 * builtins.c (result_vector, expand_builtin_memcpy,
11797 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11798 builtin_memset_read_str, expand_builtin_printf,
11799 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11801 * caller-save.c (mark_set_regs): Likewise.
11802 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11803 * cgraph.c (cgraph_edge): Likewise.
11804 * combine.c (likely_spilled_retval_1): Likewise.
11805 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11806 htab_counts_entry_del, get_coverage_counts): Likewise.
11807 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11808 new_cselib_val): Likewise.
11809 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11810 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11812 * df-core.c (df_compact_blocks): Likewise.
11813 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11814 * df-scan.c (df_grow_reg_info, df_ref_create,
11815 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11816 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11817 df_record_entry_block_defs, df_record_exit_block_uses,
11818 df_bb_verify): Likewise.
11819 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11820 DF_REF_EXTRACT_MODE_CONST): New.
11821 * dominance.c (get_immediate_dominator, get_dominated_by,
11822 nearest_common_dominator, root_of_dom_tree,
11823 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11824 -Wc++-compat and/or -Wcast-qual warnings.
11825 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11826 record_store, replace_read, check_mem_read_rtx, scan_insn,
11827 dse_step1, dse_record_singleton_alias_set): Likewise.
11828 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11830 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11832 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11833 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11834 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11835 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11836 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11837 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11838 file_name_acquire, output_file_names, add_const_value_attribute,
11839 premark_used_types_helper, file_table_eq, file_table_hash,
11840 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11841 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11842 -Wcast-qual warnings.
11843 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11844 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11845 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11846 gen_reg_rtx, start_sequence, init_emit): Likewise.
11847 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11848 * except.c (init_eh_for_function, gen_eh_region,
11849 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11850 arh_to_landing_pad, arh_to_label, add_action_record,
11851 add_call_site, switch_to_exception_section): Likewise.
11852 * expmed.c (synth_mult): Likewise.
11853 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11854 store_expr): Likewise.
11855 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11857 * function.c (assign_stack_temp_for_type,
11858 allocate_struct_function, match_asm_constraints_1): Likewise.
11859 * gcov-io.c (gcov_allocate): Likewise.
11860 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11861 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11862 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11863 record_one_set, insert_expr_in_table, insert_set_in_table,
11864 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11865 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11866 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11867 -Wcast-qual warnings.
11869 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11871 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11872 -Wcast-qual warnings.
11873 * gcc.c (process_command): Likewise.
11874 * genattrtab.c (oballoc): Use XOBNEW.
11875 (oballocvec): Define.
11876 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11877 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11878 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11879 -Wc++-compat and/or -Wcast-qual warnings.
11880 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11881 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11882 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11883 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11884 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11885 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11886 add_excls, process_presence_absence_names,
11887 process_presence_absence_patterns, add_presence_absence,
11888 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11889 get_free_state, add_arc, get_free_automata_list_el,
11890 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11891 transform_3, cache_presence, create_ainsns, create_automata,
11892 create_state_ainsn_table, dfa_insn_code_enlarge,
11893 output_trans_func, output_min_issue_delay_func,
11894 output_dead_lock_func, output_reset_func,
11895 output_get_cpu_unit_code_func, output_dfa_start_func,
11896 expand_automata): Likewise.
11897 * genextract.c (gen_insn): Likewise.
11898 * gengtype-lex.l: Likewise.
11899 * gengtype.c (read_input_list, adjust_field_type,
11900 process_gc_options): Likewise.
11901 * genoutput.c (note_constraint): Likewise.
11902 * genpreds.c (mangle, add_constraint): Likewise.
11903 * genrecog.c (process_define_predicate, new_decision,
11904 add_to_sequence): Likewise.
11905 * gensupport.c (record_insn_name): Likewise.
11907 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11909 * config/i386/driver-i386.c (detect_caches_amd,
11910 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11911 and/or -Wcast-qual warnings.
11912 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11913 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11914 gt_pch_save): Likewise.
11915 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11916 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11917 * global.c (compute_regsets): Likewise.
11918 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11919 finish_graph_dump_file): Likewise.
11920 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11921 unlink_bb_notes): Likewise.
11922 * integrate.c (get_hard_reg_initial_val): Likewise.
11923 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11924 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11925 * local-alloc.c (update_equiv_regs): Likewise.
11926 * loop-invariant.c (check_invariant_table_size,
11927 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11929 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11930 altered_reg_used, mark_altered): Likewise.
11931 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11932 insert_var_expansion_initialization,
11933 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11934 release_var_copies): Likewise.
11935 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11936 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11937 analyze_accesses_for_phi_node, check_var_notmodified_p,
11938 check_allocation_function, find_sites_in_func,
11939 record_all_accesses_in_func, transform_access_sites,
11940 transform_allocation_sites): Likewise.
11941 * omp-low.c (new_omp_region, create_omp_child_function_name,
11942 check_omp_nesting_restrictions, check_combined_parallel,
11943 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11944 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11945 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11946 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11948 * opts-common.c (prune_options): Likewise.
11949 * opts.c (add_input_filename, print_filtered_help,
11950 get_option_state): Likewise.
11951 * params.c (add_params): Likewise.
11952 * passes.c (set_pass_for_id, next_pass_1,
11953 do_per_function_toporder, pass_fini_dump_file): Likewise.
11954 * postreload.c (reload_cse_simplify_operands): Likewise.
11955 * predict.c (tree_predicted_by_p, tree_predict_edge,
11956 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11958 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11960 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11962 * recog.c (check_asm_operands, validate_change_1): Likewise.
11963 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11964 subst_asm_stack_regs): Likewise.
11965 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11966 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11967 * regmove.c (reg_is_remote_constant_p): Likewise.
11968 * regrename.c (regrename_optimize, scan_rtx_reg,
11969 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11971 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11972 regstat_compute_calls_crossed): Likewise.
11973 * reload1.c (init_reload, new_insn_chain,
11974 has_nonexceptional_receiver, reload, copy_reloads,
11975 calculate_needs_all_insns, init_elim_table): Likewise.
11976 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11977 * rtl.c (shallow_copy_rtx_stat): Likewise.
11978 * rtlanal.c (parms_set): Likewise.
11979 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11980 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11981 * sched-ebb.c (earliest_block_with_similiar_load,
11982 add_deps_for_risky_insns): Likewise.
11983 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11984 schedule_region): Likewise.
11985 * see.c (eq_descriptor_pre_extension,
11986 hash_descriptor_pre_extension, hash_del_pre_extension,
11987 eq_descriptor_properties, hash_descriptor_properties,
11988 hash_del_properties, see_seek_pre_extension_expr,
11989 see_initialize_data_structures, see_print_register_properties,
11990 see_print_pre_extension_expr, see_delete_merged_def_extension,
11991 see_delete_unmerged_def_extension, see_emit_use_extension,
11992 see_pre_delete_extension, see_map_extension, see_commit_changes,
11993 see_analyze_merged_def_local_prop,
11994 see_analyze_merged_def_local_prop,
11995 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11996 see_set_prop_merged_def, see_set_prop_unmerged_def,
11997 see_set_prop_unmerged_use, see_print_one_extension,
11998 see_merge_one_use_extension, see_merge_one_def_extension,
11999 see_store_reference_and_extension, see_update_uses_relevancy,
12000 see_update_defs_relevancy): Likewise.
12001 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12002 hash_statistics_free, curr_statistics_hash): Likewise.
12003 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12004 expand_asm_operands, expand_return, case_bit_test_cmp,
12005 expand_case): Likewise.
12006 * stor-layout.c (start_record_layout): Likewise.
12007 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12008 gt_pch_save_stringpool): Likewise.
12009 * tree-data-ref.c (hash_stmt_vertex_info,
12010 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12011 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12013 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12016 * config/i386/i386.md : Change constraints of HImode and QImode
12017 immediate operands from "i" to "n". Change SImode "ni" constraint to
12018 "i" and SImode "rmi" constraint to "g". Remove all constraints
12019 from const0_operand and const1_operand predicated operands.
12020 (i): Change QImode and HImode attribute from "i" to "n".
12021 (*subqi_2): Change HImode operands to QImode.
12024 2008-06-25 Olivier Hainque <hainque@adacore.com>
12026 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12029 2008-06-25 Richard Guenther <rguenther@suse.de>
12031 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12032 not overflow the result type.
12034 2008-06-25 Richard Guenther <rguenther@suse.de>
12036 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12037 (vn_lookup): Likewise.
12039 2008-06-25 Richard Guenther <rguenther@suse.de>
12041 PR tree-optimization/35518
12042 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12043 * tree-sra.c (instantiate_element): Use fold_build3 to build
12045 (try_instantiate_multiple_fields): Likewise.
12047 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12049 * config/rs6000/rs6000.md: Change all string instruction's clobber to
12052 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12054 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
12055 use_backchain_to_restore_sp to true
12056 if the offset of the link register save area would go over the 32k - 1
12057 offset limit of the load
12060 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
12062 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
12063 anchor for the type-punning blurb. Cross-reference "Structures
12064 unions enumerations and bit-fields implementation". Provide a
12065 cast-through-pointer example. Make final sentence self-contained.
12066 * doc/implement-c.texi (Structures unions enumerations and
12067 bit-fields implementation): Cross-reference the type-punning blurb
12068 in the -fstrict-aliasing documentation.
12070 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12072 PR middle-end/36594
12073 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
12074 the memory instead of the memory itself for the save area.
12076 2008-06-24 Olivier Hainque <hainque@adacore.com>
12077 Nicolas Roche <roche@adacore.com>
12079 * gengtype.c (srcdir_len): size_t instead of int.
12080 (get_file_realbasename): New function. For F a filename, the real
12081 basename of F, with all the path components stripped.
12082 (get_file_srcdir_relative_path): New function. For F a filename, the
12083 relative path to F from $(srcdir).
12084 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
12085 get_file_realbasename. Adjust the head comment.
12086 (get_prefix_langdir_index): New function. For F a filename, return the
12087 lang_dir_names[] relative index of the language directory that is
12089 (get_file_langdir): For F a filename, return the name of the language
12090 directory where F is located.
12091 (get_file_gtfilename): New function. The gt- output file name for an
12093 (get_output_file_with_visibility): Replace in-line computations with
12094 uses of get_file_gtfilename and get_prefix_langdir_index.
12095 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
12097 2008-06-24 Jakub Jelinek <jakub@redhat.com>
12099 PR tree-optimization/36504
12100 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
12101 references without base address.
12103 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12105 PR middle-end/36584
12106 * calls.c (expand_call): Increase alignment for recursive functions.
12108 2008-06-23 Anatoly Sokolov <aesok@post.ru>
12110 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
12111 (TARGET_FUNCTION_VALUE): New define.
12112 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
12113 * config/avr/avr.h (FUNCTION_VALUE): Remove.
12115 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12117 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
12118 (fmod<mode>3): Ditto.
12119 (remainderxf3): Ditto.
12120 (remainder<mode>3): Ditto.
12122 2008-06-23 Jakub Jelinek <jakub@redhat.com>
12125 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
12126 REG is a hard register.
12128 PR tree-optimization/36508
12129 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
12130 499, don't check it at all in release compilers.
12132 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
12134 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
12135 together with SSE_TARGET_MATH to disable insn pattern.
12136 (*fop_<MODEF:mode>_2_i387): Ditto.
12137 (*fop_<MODEF:mode>_3_i387): Ditto.
12139 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
12141 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
12143 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12145 PR middle-end/34906
12146 * gimplify.c (gimplify_asm_expr): Check the return code of
12147 parse_output_constraint call, set function return and is_inout
12148 value if it failed.
12150 2008-06-22 Ian Lance Taylor <iant@google.com>
12152 * c-lex.c (narrowest_unsigned_type): Change itk to int.
12153 (narrowest_signed_type): Likewise.
12154 * c-typeck.c (c_common_type): Change local variable mclass to enum
12156 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
12157 tcc_comparison, not the tree code itself.
12158 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
12159 (c_expand_expr): Cast modifier to enum expand_modifier.
12160 * c-common.h (C_RID_CODE): Add casts.
12161 (C_SET_RID_CODE): Define.
12162 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
12163 (c_lex_one_token): Add cast to avoid warning.
12164 (c_parser_objc_type_name): Rename local typename to type_name.
12165 (check_no_duplicate_clause): Change code parameter to enum
12167 (c_parser_omp_var_list_parens): Change kind parameter to enum
12169 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
12170 c_parser_omp_list_var_parens.
12171 (c_parser_omp_threadprivate): Likewise.
12172 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
12173 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
12174 * c-format.c (NO_FMT): Define.
12175 (printf_length_specs): Use NO_FMT.
12176 (asm_fprintf_length_specs): Likewise.
12177 (gcc_diag_length_specs): Likewise.
12178 (scanf_length_specs): Likewise.
12179 (strfmon_length_specs): Likewise.
12180 (gcc_gfc_length_specs): Likewise.
12181 (printf_flag_specs): Change 0 to STD_C89.
12182 (asm_fprintf_flag_specs): Likewise.
12183 (gcc_diag_flag_specs): Likewise.
12184 (gcc_cxxdiag_flag_specs): Likewise.
12185 (scanf_flag_specs): Likewise.
12186 (strftime_flag_specs): Likewise.
12187 (strfmon_flag_specs): Likewise.
12188 (print_char_table): Likewise.
12189 (asm_fprintf_char_table): Likewise.
12190 (gcc_diag_char_table): Likewise.
12191 (gcc_tdiag_char_table): Likewise.
12192 (gcc_cdiag_char_table): Likewise.
12193 (gcc_cxxdiag_char_table): Likewise.
12194 (gcc_gfc_char_table): Likewise.
12195 (scan_char_table): Likewise.
12196 (time_char_table): Likewis.
12197 (monetary_char_table): Likewise.
12198 * c-format.h (BADLEN): Likewise.
12200 2008-06-21 Ian Lance Taylor <iant@google.com>
12202 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
12203 Define END_OF_BASE_TREE_CODES around inclusion.
12204 * tree.c (tree_code_type): New global array.
12205 (tree_code_length, tree_code_name): Likewise.
12206 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
12207 $(lang_tree_files).
12208 (all-tree.def, s-alltree): New targets.
12209 (gencheck.h, s-gencheck): Remove.
12210 (tree.o): Depend upon all-tree.def.
12211 (build/gencheck.o): Remove gencheck.h dependency.
12212 (mostlyclean): Don't remove gencheck.h.
12213 * c-common.h (enum c_tree_code): Remove.
12214 * c-lang.c (tree_code_type): Remove.
12215 (tree_code_length, tree_code_name): Remove.
12216 * gencheck.c (tree_codes): Include all-tree.def, rather than
12217 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
12219 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
12221 * cp/cp-tree.h (enum cplus_tree_code): Remove.
12222 (operator_name_info): Size to MAX_TREE_CODES.
12223 (assignment_operator_name_info): Likewise.
12224 * cp/cp-lang.c (tree_code_type): Remove.
12225 (tree_code_length, tree_code_name): Remove.
12226 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
12227 (assignment_operator_name_info): Likewise.
12228 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
12230 * cp/mangle.c (write_expression): Likewise.
12231 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
12232 * fortran/f95-lang.c (tree_code_type): Remove.
12233 (tree_code_length, tree_code_name): Remove.
12234 * java/java-tree.h (enum java_tree_code): Remove.
12235 * java/lang.c (tree_code_type): Remove.
12236 (tree_code_length, tree_code_name): Remove.
12237 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
12238 * objc/objc-act.h (enum objc_tree_code): Remove.
12239 * objc/objc-lang.c (tree_code_type): Remove.
12240 (tree_code_length, tree_code_name): Remove.
12241 * objcp/objcp-lang.c (tree_code_type): Remove.
12242 (tree_code_length, tree_code_name): Remove.
12243 * ada/ada-tree.h (enum gnat_tree_code): Remove.
12244 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
12245 * ada/misc.c (tree_code_type): Remove.
12246 (tree_code_length, tree_code_name): Remove.
12248 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
12250 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
12251 the grand_bitmap_obstack.
12253 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12255 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
12256 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
12257 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
12258 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
12259 move_stmt_r, new_label_mapper): Likewise.
12260 * tree-complex.c (cvc_lookup): Likewise.
12261 * tree-dfa.c (create_function_ann): Likewise.
12262 * tree-dump.c (dump_register): Likewise.
12263 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
12264 find_phi_replacement_condition): Likewise.
12265 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
12266 tree_function_versioning): Likewise.
12267 * tree-into-ssa.c (cmp_dfsnum): Likewise.
12268 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
12269 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
12270 get_nonlocal_debug_decl, convert_nonlocal_reference,
12271 convert_nonlocal_omp_clauses, get_local_debug_decl,
12272 convert_local_reference, convert_local_omp_clauses,
12273 convert_nl_goto_reference, convert_nl_goto_receiver,
12274 convert_tramp_reference, convert_call_expr): Likewise.
12275 * tree-outof-ssa.c (contains_tree_r): Likewise.
12276 * tree-parloops.c (reduction_phi, initialize_reductions,
12277 eliminate_local_variables_1, add_field_for_reduction,
12278 add_field_for_name, create_phi_for_local_result,
12279 create_call_for_reduction_1, create_loads_for_reductions,
12280 create_stores_for_reduction, create_loads_and_stores_for_name):
12282 * tree-phinodes.c (allocate_phi_node): Likewise.
12283 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
12284 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
12285 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
12286 * tree-ssa-coalesce.c (compare_pairs): Likewise.
12287 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
12288 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
12289 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
12290 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
12291 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
12292 vn_nary_op_insert): Likewise.
12293 * tree-ssa.c (redirect_edge_var_map_add,
12294 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
12295 * tree-vectorizer.c (vectorize_loops): Likewise.
12296 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
12297 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
12298 tree_cons_stat, build1_stat, build_variant_type_copy,
12299 decl_init_priority_lookup, decl_fini_priority_lookup,
12300 decl_priority_info, decl_restrict_base_lookup,
12301 decl_restrict_base_insert, decl_debug_expr_lookup,
12302 decl_debug_expr_insert, decl_value_expr_lookup,
12303 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
12304 type_hash_add, get_file_function_name, tree_check_failed,
12305 tree_not_check_failed, tree_range_check_failed,
12306 omp_clause_range_check_failed, build_omp_clause,
12307 build_vl_exp_stat): Likewise.
12308 * value-prof.c (gimple_histogram_value,
12309 gimple_duplicate_stmt_histograms): Likewise.
12310 * var-tracking.c (attrs_list_insert, attrs_list_copy,
12311 unshare_variable, variable_union_info_cmp_pos, variable_union,
12312 dataflow_set_different_1, dataflow_set_different_2,
12313 vt_find_locations, variable_was_changed, set_variable_part,
12314 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
12315 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
12316 section_entry_hash, object_block_entry_eq,
12317 object_block_entry_hash, create_block_symbol,
12318 initialize_cold_section_name, default_function_rodata_section,
12319 strip_reg_name, set_user_assembler_name, const_desc_eq,
12320 build_constant_desc, output_constant_def, lookup_constant_def,
12321 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
12322 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
12323 default_internal_label): Likewise.
12324 * varray.c (varray_init, varray_grow): Likewise.
12325 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
12327 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
12329 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
12330 operators for "test" insn. Macroize insn using SWI mode macro.
12331 (*jcc_fused_2): Ditto.
12332 (*jcc_fused_3): Macroize insn using SWI mode macro.
12333 (*jcc_fused_4): Ditto.
12335 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12337 * tree-ssa-pre.c: Fix typo in comment.
12338 (init_antic, fini_antic): Add explicit funtions for
12339 initializing and deinitializing ANTIC and AVAIL sets.
12340 (create_expression_by_pieces): Fix typo in comment.
12341 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12342 (execute_pre): Eventually dump details about ANTIC_IN.
12344 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12346 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12347 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12348 add_to_obstack, file_at_path, find_a_file, execute,
12349 add_preprocessor_option, add_assembler_option, add_linker_option,
12350 process_command, insert_wrapper, do_option_spec, do_self_spec,
12351 spec_path, do_spec_1, is_directory, main, used_arg,
12352 getenv_spec_function): Likewise.
12353 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12354 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12357 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12359 * doc/rtl.texi: Updated subreg section.
12361 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12364 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12365 node->needed and node->reachable.
12366 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12367 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12368 (expand_task_call): Don't call expand_task_copyfn.
12369 (expand_task_copyfn): Renamed to...
12370 (finalize_task_copyfn): ... this.
12372 2008-06-19 Jan Hubicka <jh@suse.cz>
12374 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12375 clobbering framepointer.
12377 2008-06-19 Jan Hubicka <jh@suse.cz>
12379 * tree-optimize.c (execute_early_local_optimizations): Set
12380 cgraph_state only at first invocation.
12382 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12384 * system.h (-Wc++-compat): Activate as a warning, no an error.
12386 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12388 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12389 instead of "#" in insn asm template.
12390 (*jcc_fused_2): Ditto.
12392 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12394 * config/i386/i386.h (ix86_tune_indices)
12395 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12396 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12397 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12398 (*jcc_fused_2): Ditto.
12399 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12400 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12401 (print operand): Handle 'E' and 'e' code.
12403 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12405 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12406 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12407 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12409 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12411 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12413 (cgraph_expand_function): Use local copy of decl.
12414 (cgraph_expand_all_functions): Remove redundant initialization of
12416 (cgraph_optimize): Reword internal_error message.
12418 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12420 * arm-protos.h (arm_return_in_memory): Remove public
12421 arm_return_in_memory() prototype.
12422 * arm.c (arm_return_in_memory): Add static prototype, add target
12423 hook macro, change definition and comments.
12424 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12426 2008-06-19 Ben Elliston <bje@au.ibm.com>
12428 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12429 real.c: Remove references to IEEE 754R.
12430 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12431 * doc/libgcc.texi (Decimal float library routines): Likewise.
12433 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12435 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12436 (default_unwind_word_mode): Add prototype.
12437 * targhooks.c (default_unwind_word_mode): New function.
12438 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12439 instead of word_mode.
12440 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12441 (TARGET_INITIALIZER): Use it.
12443 * c-common.c (handle_mode_attribute): Support "unwind_word"
12445 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12447 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12448 word_mode to access SjLj_Function_Context member "data".
12449 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12450 conversion from targetm.eh_return_filter_mode () to
12451 targetm.unwind_word_mode () if they differ.
12453 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12454 (BT_FN_UNWINDWORD_PTR): New function type.
12455 (BT_FN_WORD_PTR): Remove.
12456 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12457 * except.c (expand_builtin_extend_pointer): Convert pointer to
12458 targetm.unwind_word_mode () instead of word_mode.
12460 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12461 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12462 (spu_unwind_word_mode): New function.
12463 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12464 (TARGET_UNWIND_WORD_MODE): Define.
12465 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12467 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12469 * config/spu/spu.c (reg_align): Remove.
12470 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12471 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12472 (spu_split_store): Likewise.
12474 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12476 * gcc/tree-vn.c: Fix typo in comment.
12478 2008-06-18 Jan Hubicka <jh@suse.cz>
12480 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12481 toplevel reorder too.
12483 2008-06-18 Jan Hubicka <jh@suse.cz>
12485 * c-opts.c (c_common_post_options): PCH is not compatible with
12487 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12488 -fno-toplevel-reorder by default now.
12490 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12492 PR documentation/30739
12493 * doc/install.texi (Prerequisites): Document dependency on awk.
12495 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12496 Ian Lance Taylor <iant@google.com>
12498 PR rtl-optimization/35604
12499 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12500 only want to change jump destinations, not eventual label comparisons.
12502 2008-06-16 Jan Hubicka <jh@suse.cz>
12504 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12506 (cgraph_analyze_function): Likewise.
12508 2008-06-16 Jan Hubicka <jh@suse.cz>
12510 * cgraph.h (cgraph_mark_if_needed): New function.
12511 * cgraphunit.c (cgraph_mark_if_needed): New function.
12512 * c-decl.c (duplicate_decl): Use it.
12514 2008-06-16 Jan Hubicka <jh@suse.cz>
12516 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12519 2008-06-16 Jan Hubicka <jh@suse.cz>
12521 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12523 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12524 Kazu Hirata <kazu@codesourcery.com>
12525 Maxim Kuvyrkov <maxim@codesourcery.com
12527 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12528 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12529 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12530 EXTRA_SPEC_FUNCTIONS.
12531 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12532 (DRIVER_SELF_SPECS): Adjust.
12533 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12534 * config/mips/st.h, config/mips/t-st: New.
12535 * config/mips/driver-native.c, config/mips/x-native: New.
12536 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12539 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12541 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12543 (ISA_HAS_FP_CONDMOVE): New macro.
12544 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12545 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12546 (ISA_HAS_NMADD3_NMSUB3): New macro.
12547 * config/mips/mips.c (mips_rtx_costs): Update.
12548 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12549 compiling for ST Loongson 2E/2F.
12550 (madd<mode>): Rename to madd4<mode>. Update.
12551 (madd3<mode>): New pattern.
12552 (msub<mode>): Rename to msub4<mode>. Update.
12553 (msub3<mode>): New pattern.
12554 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12555 (nmadd3<mode>): New pattern.
12556 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12557 (nmadd3<mode>_fastmath): New pattern.
12558 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12559 (nmsub3<mode>): New pattern.
12560 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12561 (nmsub3<mode>_fastmath): New pattern.
12562 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12564 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12566 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12567 (DF_REF_INSN_INFO): New.
12568 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12569 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12570 with a NULL DF_REF_INSN_INFO.
12571 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12573 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12574 DF_INSN_INFO_EQ_USES): New.
12575 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12576 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12577 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12578 * df-core.c: Update comment for above changes.
12579 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12580 DF_INSN_UID_* macros.
12581 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12582 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12583 insn rtx. Update all callers.
12584 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12585 df_ref_create_structure, df_insn_refs_collect): Likewise.
12586 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12587 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12588 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12589 macros to access the insn refs.
12590 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12591 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12592 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12593 for accessing the refs.
12594 (try_fwprop_subst): Likewise.
12595 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12596 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12597 for accessing the refs.
12598 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12599 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12600 to look at the insn refs.
12601 (record_uses): Likewise.
12602 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12604 (mark_artificial_uses): Don't mark_insn for artificial refs.
12605 (mark_reg_rependencies): Likewise.
12607 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12609 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12611 * configure: Regenerate.
12613 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12615 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12616 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12617 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12619 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12621 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12622 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12623 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12625 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12627 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12628 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12629 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12631 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12633 * tree-ssa-sccvn.c: Fix format of comments.
12635 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12637 * cgraph.c: Remove unneeded forward declarations of eq_node()
12640 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12642 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12644 (see_update_relevancy): Likewise.
12645 * fwprop.c (try_fwprop_subst): Likewise.
12646 * rtlanal.c (noop_move_p): Likewise.
12647 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12648 notes to non-existing libcall blocks.
12649 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12651 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12652 (dead_libcall_p): Remove.
12653 (delete_trivially_dead_insns): Don't use it.
12654 * web.c (union_defs): Remove comment about keeping nops.
12655 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12656 (compute_hash_table_work): Don't track libcall notes.
12657 (do_local_cprop): Don't take libcall pointers. Don't update
12659 (adjust_libcall_notes): Deleted.
12660 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12661 ever have existed in the first place).
12662 (replace_store_insn): Don't try to remove libcall notes.
12663 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12664 (resolve_reg_notes): Don't call them.
12665 (resolve_simple_move): Likewise.
12666 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12667 Don't remove REG_RETVAL notes.
12668 * emit-rtl.c (try_split): Don't update libcall notes.
12669 (emit_copy_of_insn_after): Dito.
12670 * cselib.c (cselib_current_insn_in_libcall): Remove.
12671 (cselib_process_insn): Don't set/clear it.
12672 (new_elt_loc_list): Don't record it.
12673 (cselib_init): Don't initialize it.
12674 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12675 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12677 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12678 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12679 (init_deps): Don't initialize it.
12680 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12681 * combine.c (delete_noop_moves): Don't update libcall notes.
12682 (can_combine_p): Remove now pointless #if 0 block.
12683 (try_combine): Remove another obsolete #if 0 block.
12684 (distribute_notes): Don't distribute libcall notes.
12685 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12686 * dce.c (libcall_dead_p): Remove.
12687 (delete_unmarked_insns): Don't handle libcall blocks.
12688 (preserve_libcall_for_dce): Remove.
12689 (prescan_insns_for_dce): Don't special-case libcall block insns.
12690 * reload1 (reload): Don't handle libcall notes.
12691 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12694 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12696 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12697 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12698 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12700 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12702 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12703 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12704 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12706 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12708 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12710 2008-06-16 Ira Rosen <irar@il.ibm.com>
12712 PR tree-optimization/36493
12713 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12714 the arguments list. Use VECTYPE to create vector pointer.
12715 (vectorizable_store): Fail if accesses through a pointer to vectype
12716 do not alias the original memory reference operands.
12717 Call vect_create_data_ref_ptr without the removed argument.
12718 (vectorizable_load): Likewise.
12719 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12722 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12725 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12726 reg_equiv_constant.
12728 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12730 * config/mips/loongson2ef.md: New file.
12731 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12732 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12733 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12734 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12735 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12737 (loongson2ef.md): New include.
12738 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12739 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12740 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12741 (loongson_gt_<mode>, loongson_extract_halfword)
12742 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12743 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12744 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12745 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12746 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12747 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12748 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12749 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12750 (vec_interleave_low<mode>): Define type attribute.
12751 * config/mips/mips.c (mips_ls2): New static variable.
12752 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12753 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12754 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12755 Implement target scheduling hooks.
12756 (mips_multipass_dfa_lookahead): Update to handle tuning for
12758 (mips_sched_init): Initialize data for Loongson scheduling.
12759 (mips_ls2_variable_issue): New static function.
12760 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12762 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12763 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12764 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12765 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12766 Handle ST Loongson 2E/2F cores.
12767 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12769 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12771 * omp-low.c (extract_omp_for_data): Fix comment typo.
12774 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12776 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12777 FIXME note about gcc/config.guess.
12778 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12779 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12780 * doc/cppopts.texi: Likewise.
12781 * doc/extend.texi: Likewise.
12782 * doc/gcc.texi: Likewise.
12783 * doc/gccint.texi: Likewise.
12784 * doc/gcov.texi: Likewise.
12785 * doc/gty.texi: Likewise.
12786 * doc/hostconfig.texi: Likewise.
12787 * doc/install.texi: Likewise.
12788 * doc/invoke.texi: Likewise.
12789 * doc/loop.texi: Likewise.
12790 * doc/makefile.texi: Likewise.
12791 * doc/md.texi: Likewise.
12792 * doc/passes.texi: Likewise.
12793 * doc/tm.texi: Likewise.
12794 * doc/tree-ssa.texi: Likewise.
12795 * doc/trouble.texi: Likewise.
12797 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12798 Nathan Sidwell <nathan@codesourcery.com>
12799 Maxim Kuvyrkov <maxim@codesourcery.com>
12800 Richard Sandiford <rdsandiford@googlemail.com>
12802 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12803 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12804 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12806 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12807 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12808 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12810 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12811 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12812 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12813 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12814 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12815 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12816 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12817 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12818 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12819 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12820 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12821 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12822 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12823 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12824 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12825 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12826 (mips_builtins): Add Loongson builtins.
12827 (mips_loongson_2ef_bdesc): New.
12828 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12829 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12830 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12831 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12833 (mips_expand_vector_init): New.
12834 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12835 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12837 * config/mips/mips.md: Add unspec numbers for Loongson
12838 builtins. Include loongson.md.
12839 (MOVE64): Include Loongson vector modes.
12840 (SPLITF): Include Loongson vector modes.
12841 (HALFMODE): Handle Loongson vector modes.
12842 * config/mips/loongson.md: New.
12843 * config/mips/loongson.h: New.
12844 * config.gcc: Add loongson.h header for mips*-*-* targets.
12845 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12847 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12849 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12850 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12851 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12852 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12853 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12854 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12855 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12856 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12857 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12858 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12859 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12860 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12861 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12862 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12863 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12864 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12865 Remove use_fixproto=yes.
12866 (ia64*-*-hpux*): Remove comment about using fixproto.
12867 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12869 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12871 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12873 * configure: Regenerate.
12875 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12877 PR middle-end/36520
12878 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12879 before evaluating it.
12881 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12884 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12885 nested inline functions.
12886 (start_decl, start_function): Don't invert DECL_EXTERNAL
12887 for nested inline functions.
12889 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12891 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12892 splits that must be made for correctness.
12894 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12896 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12897 (AVAIL_NON_MIPS16): Likewise.
12898 (mips_builtin_description): Replace target_flags with a predicate.
12899 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12900 (dspr2_32): New availability predicates.
12901 (MIPS_BUILTIN): New macro.
12902 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12903 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12904 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12905 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12906 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12907 (mips_dsp_32only_bdesc): Merge into...
12908 (mips_builtins): ...this new array.
12909 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12910 (mips_init_builtins): Update after above changes.
12911 (mips_expand_builtin_1): Merge into...
12912 (mips_expand_builtin): ...here and update after above changes.
12914 2008-06-12 Paul Brook <paul@codesourcery.com>
12916 * longlong.h (__arm__): Define count_leading_zeros.
12917 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12918 (clzsi2, clzdi2): New functions.
12919 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12920 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12921 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12922 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12923 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12924 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12925 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12926 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12927 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12928 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12930 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12932 * config/m68k/m68k.c (m68k_tune_flags): New.
12933 (override_options): Compute m68k_tune_flags.
12934 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12935 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12937 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12939 PR middle-end/36506
12940 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12942 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12944 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12945 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12947 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12949 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12950 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12952 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12954 PR middle-end/36506
12955 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12958 2008-06-12 Richard Guenther <rguenther@suse.de>
12960 PR tree-optimization/36345
12961 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12962 add memory_tag_needed flag.
12963 (may_alias_p): Declare.
12964 * tree-ssa-alias.c (may_alias_p): Export.
12965 (set_initial_properties): Use memory_tag_needed flag.
12966 (update_reference_counts): Likewise.
12967 (reset_alias_info): Reset memory_tag_needed flag.
12968 (create_name_tags): Check memory_tag_needed flag.
12969 (dump_points_to_info_for): Dump it.
12970 * tree-ssa-structalias.c (struct variable_info): Remove
12971 directly_dereferenced flag.
12972 (new_var_info): Do not initialize it.
12973 (process_constraint_1): Do not set it.
12974 (update_alias_info): Set is_dereferenced flag.
12975 (set_uids_in_ptset): Use may_alias_p.
12976 (set_used_smts): Check memory_tag_needed flag.
12977 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12978 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12979 memory_tag_needed flag.
12980 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12981 from broken design.
12983 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12985 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12986 red zone for w64 abi.
12987 (ix86_expand_prologue): Likewise.
12988 (ix86_force_to_memory): Likewise.
12989 (ix86_free_from_memory): Likewise.
12991 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12994 * config/rs6000/rs6000.c (rs6000_override_options): Set
12995 rs6000_isel conditionally to the absence of comand line override.
12996 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12997 Remove duplicate rs6000_isel setting.
12998 * config/rs6000/eabispe.h: Ditto.
13000 2008-06-11 Richard Guenther <rguenther@suse.de>
13002 * alias.c (get_alias_set): Use the element alias-set for arrays.
13003 (record_component_aliases): For arrays and vectors do nothing.
13004 * c-common.c (strict_aliasing_warning): Handle the cases
13005 of alias set zero explicitly.
13006 * Makefile.in (dfp.o-warn): Add -Wno-error.
13008 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13010 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13012 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13013 tune_32 tune_64 to supported_defaults. Allow values not
13014 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13015 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13016 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13017 with_cpu_64 to generic for 64-bit-supporting configurations, not
13018 with_cpu. Remove FIXMEs.
13019 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13020 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13021 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13022 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13023 arch_32 and arch_64.
13025 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13026 Olivier Hainque <hainque@adacore.com>
13028 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13029 Use DECL_SIZE_UNIT to retrieve the size of the field.
13031 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13033 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13034 with function calls after declarations. Lay out
13035 neon_float_type_node before further use.
13037 2008-06-11 Richard Guenther <rguenther@suse.de>
13039 * tree-flow.h (may_point_to_global_var): Declare.
13040 * tree-ssa-alias.c (may_point_to_global_var): New function.
13041 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13043 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13045 * configure.ac: Teach that fido supports .debug_line.
13046 * configure: Regenerate.
13048 2008-06-10 Tom Tromey <tromey@redhat.com>
13050 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
13053 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13055 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
13056 (encode_decimal64, decode_decimal64, encode_decimal128,
13057 decode_decimal128): Reverse order of 32-bit parts of value if host
13058 and target endianness differ.
13060 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
13062 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
13063 Avoid division by 0.
13064 (tree_mod_pow2_value_transform): Likewise.
13065 (tree_ic_transform): Likewise.
13066 (tree_stringops_transform): Likewise.
13067 (tree_mod_subtract_transform): Likewise.
13068 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
13069 (copy_edges_for_bb): Likewise.
13070 (initialize_cfun): Likewise.
13072 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13074 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
13075 nonmemory_operand. Add "N" operand constraint.
13077 (*jcc_btdi_mask_rex64): New instruction and split pattern.
13078 (*jcc_btsi_mask): Ditto.
13079 (*jcc_btsi_mask_1): Ditto.
13081 2008-06-10 Joseph Myers <joseph@codesourcery.com>
13083 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
13084 TYPE_CANONICAL for copied element type.
13086 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
13089 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
13090 Add m_CORE2 and m_GENERIC.
13091 * config/i386/predicates.md (bt_comparison_operator): New predicate.
13092 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
13094 (*jcc_btdi_rex64): New instruction and split pattern.
13095 (*jcc_btsi): Ditto.
13096 (*jcc_btsi_1): Ditto.
13097 (*btsq): Fix Intel asm dialect operand order.
13101 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
13103 PR middle-end/36447
13104 * simplify-rtx.c (simplify_subreg): Add check for shift count
13107 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
13109 * doc/md.texi: Synchronize with later constraints.md change.
13110 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
13111 with a C implementation.
13112 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
13114 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
13115 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
13116 when moving to and from MD_REGNUM.
13117 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
13118 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
13119 Handle byte and halfword moves.
13120 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
13122 * config/mips/constraints.md (h): Turn into NO_REGS.
13123 (l, x): Update documentation.
13124 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
13125 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
13126 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
13127 (HILO): New mode iterator.
13129 (any_div): New code iterator.
13130 (u): Extend code attribute to div and udiv.
13131 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
13132 d_operand in the splitters. Remove redundant CONST_INT checks.
13133 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
13134 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
13135 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
13136 accordingly, using normal moves instead of unspecs to move LO into
13137 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
13138 (<u>mulsidi3): Handle expansion in C code.
13139 (<u>mulsidi3_32bit_internal): Rename to...
13140 (<u>mulsidi3_32bit): ...this.
13141 (<u>mulsidi3_32bit_r4000): Fix insn separator.
13142 (*<u>mulsidi3_64bit): Rename to...
13143 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
13144 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
13145 to set LO and HI to the multiplication result. Use a normal move
13146 for MFLO and an unspec for MFHI.
13147 (*<u>mulsidi3_64bit_parts): Replace with...
13148 (<u>mulsidi3_64bit_hilo): ...this new instruction.
13149 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
13150 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
13151 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
13152 instead of HI. Split the instruction into a separate multiplication
13153 and MFHI if !TARGET_FIX_R4000.
13154 (<su>muldi3_highpart): Likewise.
13155 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
13156 and the "=h" clobber.
13157 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
13158 (<u>mulditi3): New expander.
13159 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
13160 (madsi): Remove "=h" clobber.
13161 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
13162 Force the modulus result to be a GPR and split the instruction into
13163 a division followed by an MFHI after reload.
13164 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
13165 (*lea_high64): Use d_operand in the define_peephole2. Likewise
13166 the MIPS16 HIGH define_split.
13167 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
13168 of acc<->gpr moves to "multi".
13169 (*movdi_64bit): Replace the single "x" alternative with
13170 alternatives for moving into and out of "a".
13171 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
13172 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
13173 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
13174 Use d_operand in the splitters. Remove redundant CONST_INT checks.
13175 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
13176 (movti): New expander.
13177 (*movti, *movti_mips16): New insns.
13178 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
13179 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
13180 (mthi<GPR:mode>_<HILO:mode>): Likewise.
13181 * config/mips/predicates.md (fpr_operand): Delete.
13182 (d_operand): New predicate.
13184 2008-06-09 Michael Meissner <michael.meissner@amd.com>
13186 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
13187 failure on some Bourne shells.
13188 (x86_64-*-*): Ditto.
13190 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
13192 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
13194 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
13196 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
13197 (sparc-sun-solaris2*): Likewise.
13199 2008-06-09 Arnaud Charlet <charlet@adacore.com
13201 * doc/install.texi: Update requirements to build the Ada compiler.
13203 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
13205 * df-scan.c (struct df_scan_problem_data): Remove the
13206 mw_link_pool alloc pool.
13207 (df_scan_free_internal): Don't free it.
13208 (df_scan_alloc): Don't allocate it.
13209 * df.h (struct df_link): Update comment.
13211 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
13213 * except.h: Correct checks for when SJLJ exceptions must be used.
13215 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13217 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
13220 2008-06-08 Joseph Myers <joseph@codesourcery.com>
13222 PR tree-optimization/36218
13223 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
13224 configure for the build system.
13225 (BUILD_LDFLAGS): Define.
13226 * configure: Regenerate.
13227 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
13229 2008-07-08 Anatoly Sokolov <aesok@post.ru>
13232 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
13233 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
13234 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
13236 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
13238 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
13240 2008-06-07 Joseph Myers <joseph@codesourcery.com>
13242 * config.gcc (Obsolete configurations): Remove list of
13244 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
13245 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
13246 targets matched by those patterns.
13247 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
13248 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
13249 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
13250 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
13251 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13252 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
13253 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
13254 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
13255 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
13256 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
13257 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
13258 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
13259 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
13260 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
13261 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
13262 Make code for Solaris 7 and greater unconditional for Solaris.
13263 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
13264 Remove --with-* handling.
13265 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
13266 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
13267 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
13268 LINK_OS_WINDISS_SPEC): Remove.
13269 * config/rs6000/sysv4.opt (mwindiss): Remove.
13270 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
13271 * configure: Regenerate.
13272 * doc/cpp.texi: Don't mention BeOS.
13273 * doc/extend.texi (interrupt): Don't mention MS1.
13274 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
13275 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
13276 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
13277 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
13278 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
13280 * doc/invoke.texi (MT Options): Remove.
13281 (-mwindiss): Remove.
13282 (CRIS Options): Remove cris-axis-aout references.
13283 (HPPA Options): Don't mention hppa1.1-*-pro.
13284 * doc/md.texi: (MorphoTech family): Remove.
13285 * libgcc2.c: Don't handle UWIN.
13286 * config/alpha/t-unicosmk: Remove.
13287 * config/alpha/unicosmk.h: Remove.
13288 * config/arm/kaos-arm.h: Remove.
13289 * config/arm/kaos-strongarm.h: Remove.
13290 * config/arm/strongarm-coff.h: Remove.
13291 * config/arm/strongarm-elf.h: Remove.
13292 * config/arm/strongarm-pe.h: Remove.
13293 * config/arm/t-strongarm-pe: Remove.
13294 * config/arm/t-xscale-coff: Remove.
13295 * config/arm/t-xscale-elf: Remove.
13296 * config/arm/xscale-coff.h: Remove.
13297 * config/arm/xscale-elf.h: Remove.
13298 * config/chorus.h: Remove.
13299 * config/cris/aout.h: Remove.
13300 * config/cris/aout.opt: Remove.
13301 * config/cris/t-aout: Remove.
13302 * config/i386/beos-elf.h: Remove.
13303 * config/i386/kaos-i386.h: Remove.
13304 * config/i386/ptx4-i.h: Remove.
13305 * config/i386/sco5.h: Remove.
13306 * config/i386/sco5.opt: Remove.
13307 * config/i386/sysv4-cpp.h: Remove.
13308 * config/i386/sysv5.h: Remove.
13309 * config/i386/t-beos: Remove.
13310 * config/i386/t-sco5: Remove.
13311 * config/i386/t-uwin: Remove.
13312 * config/i386/uwin.asm: Remove.
13313 * config/i386/uwin.h: Remove.
13314 * config/kaos.h: Remove.
13315 * config/mips/windiss.h: Remove.
13316 * config/mt: Remove directory.
13317 * config/pa/pa-osf.h: Remove.
13318 * config/pa/pa-pro-end.h: Remove.
13319 * config/pa/t-pro: Remove.
13320 * config/ptx4.h: Remove.
13321 * config/rs6000/beos.h: Remove.
13322 * config/rs6000/kaos-ppc.h: Remove.
13323 * config/rs6000/t-beos: Remove.
13324 * config/rs6000/windiss.h: Remove.
13325 * config/sh/kaos-sh.h: Remove.
13326 * config/sol2-6.h: Remove.
13327 * config/sparc/sol26-sld.h: Remove.
13328 * config/sparc/sysv4-only.h: Remove.
13329 * config/vax/bsd.h: Remove.
13330 * config/vax/t-memfuncs: Remove.
13331 * config/vax/ultrix.h: Remove.
13332 * config/vax/vaxv.h: Remove.
13333 * config/windiss.h: Remove.
13335 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13337 PR rtl-optimization/36438
13338 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13339 for vector shifts with constant scalar shift operands.
13341 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13343 * doc/invoke.texi: Document -march=xlr.
13344 * config/mips/xlr.md: New file.
13345 * config/mips/mips.md: Include it.
13347 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13348 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13349 (mips_rtx_cost_data): Likewise.
13351 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13353 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13354 PRE_INC and PRE_DEC cases.
13356 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13358 PR rtl-optimization/36419
13359 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13360 the emitting jump insn.
13363 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13364 is not bool, boolify the whole *expr_p and convert to the desired type.
13366 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13368 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13369 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13370 Add omp_private_outer_ref hook, add another argument to
13371 omp_clause_default_ctor hook.
13372 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13373 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13374 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13375 hook_tree_tree_tree_tree_null.
13376 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13377 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13378 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13379 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13380 * tree.def (OMP_TASK): New tree code.
13381 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13382 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13383 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13384 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13385 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13386 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13387 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13388 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13389 (OMP_DIRECTIVE_P): Add OMP_TASK.
13390 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13391 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13392 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13393 and OMP_CLAUSE_UNTIED entries.
13394 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13396 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13397 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13398 * tree-pretty-print.c (dump_omp_clause): Handle
13399 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13400 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13401 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13402 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13403 warning about unsigned iterators. Change decl/init/cond/incr
13404 arguments to TREE_VECs, check arguments for all collapsed loops.
13405 (c_finish_omp_taskwait): New function.
13406 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13408 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13409 default_function_array_conversion on init. Add par_clauses argument.
13410 If decl is present in parallel's lastprivate clause, change it to
13411 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13412 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13413 collapse count in clauses.
13414 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13415 c_parser_omp_for_loop callers.
13416 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13417 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13418 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13419 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13421 (c_parser_omp_clause_schedule): Handle schedule(auto).
13422 Include correct location in the error message.
13423 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13424 and PRAGMA_OMP_CLAUSE_UNTIED.
13425 (OMP_TASK_CLAUSE_MASK): Define.
13426 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13427 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13428 * tree-nested.c (convert_nonlocal_omp_clauses,
13429 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13430 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13431 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13432 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13434 (conver_nonlocal_reference, convert_local_reference,
13435 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13436 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13437 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13438 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13439 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13440 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13441 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13442 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13443 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13445 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13446 * c-common.h (c_finish_omp_taskwait): New prototype.
13447 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13448 * tree-parloops.c (create_parallel_loop): Create 1 entry
13449 vectors for OMP_FOR_{INIT,COND,INCR}.
13450 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13451 (make_edges): Handle OMP_TASK.
13452 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13453 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13454 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13455 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13456 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13457 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13458 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13459 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13460 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13461 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13462 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13463 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13464 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13465 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13466 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13467 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13468 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13469 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13470 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13471 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13472 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13473 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13474 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13475 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13476 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13477 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13478 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13479 original iterator is present in lastprivate clause or if
13480 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13481 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13482 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13483 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13484 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13485 if it is set, lookup var in outer contexts too. Handle
13486 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13487 to be implicitly determined firstprivate for task regions.
13488 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13489 if it is set, lookup var in outer contexts too. Set
13490 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13491 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13492 OMP_CLAUSE_UNTIED. Take region_type as last argument
13493 instead of in_parallel and in_combined_parallel.
13494 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13496 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13497 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13498 (new_omp_context): Set default_kind to
13499 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13500 (omp_region_type): New enum.
13501 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13502 fields, add region_type.
13503 (new_omp_context): Take region_type as argument instead of is_parallel
13504 and is_combined_parallel.
13505 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13506 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13507 ctx->is_combined_parallel checks.
13508 (gimplify_omp_task): New function.
13509 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13511 * omp-low.c (extract_omp_for_data): Use schedule(static)
13512 for schedule(auto). Handle pointer and unsigned iterators.
13513 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13514 Add loops argument. Extract data for collapsed OMP_FOR loops.
13515 (expand_parallel_call): Assert sched_kind isn't auto,
13516 map runtime schedule to index 3.
13517 (struct omp_for_data_loop): New type.
13518 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13519 Add loop, loops, collapse and iter_type fields.
13520 (workshare_safe_to_combine_p): Disallow combined for if
13521 iter_type is unsigned long long. Don't combine collapse > 1 loops
13522 unless all bounds and steps are constant. Adjust extract_omp_for_data
13524 (expand_omp_for_generic): Handle pointer, unsigned and long long
13525 iterators. Handle collapsed OMP_FOR loops. Adjust
13526 for struct omp_for_data changes. If libgomp function doesn't return
13527 boolean_type_node, add comparison of the return value with 0.
13528 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13529 pointer, unsigned and long long iterators. Adjust for struct
13530 omp_for_data changes.
13531 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13532 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13533 unsigned long long. Allocate loops array, pass it to
13534 extract_omp_for_data. For collapse > 1 loops use always
13535 expand_omp_for_generic.
13536 (omp_context): Add sfield_map and srecord_type fields.
13537 (is_task_ctx, lookup_sfield): New functions.
13538 (use_pointer_for_field): Use is_task_ctx helper. Change first
13539 argument's type from const_tree to tree. Clarify comment.
13540 In OMP_TASK disallow copy-in/out sharing.
13541 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13542 (install_var_field): Add mask argument. Populate both record_type
13543 and srecord_type if needed.
13544 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13546 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13547 and DECL_FIELD_OFFSET.
13548 (scan_sharing_clauses): Adjust install_var_field callers. For
13549 firstprivate clauses on explicit tasks allocate the var by value in
13550 record_type unconditionally, rather than by reference.
13551 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13552 Use is_taskreg_ctx instead of is_parallel_ctx.
13553 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13554 (create_omp_child_function_name): Add task_copy argument, use
13555 *_omp_cpyfn* names if it is true.
13556 (create_omp_child_function): Add task_copy argument, if true create
13557 *_omp_cpyfn* helper function.
13558 (scan_omp_parallel): Adjust create_omp_child_function callers.
13559 Rename parallel_nesting_level to taskreg_nesting_level.
13560 (scan_omp_task): New function.
13561 (lower_rec_input_clauses): Don't run constructors for firstprivate
13562 explicit task vars which are initialized by *_omp_cpyfn*.
13563 Pass outer var ref to omp_clause_default_ctor hook if
13564 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13565 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13566 OMP_CLAUSE_REDUCTION_INIT.
13567 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13568 avoid duplicate setting of fields. Handle
13569 OMP_CLAUSE_PRIVATE_OUTER_REF.
13570 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13571 copy-out if TREE_READONLY, only copy-in.
13572 (expand_task_copyfn): New function.
13573 (expand_task_call): New function.
13574 (struct omp_taskcopy_context): New type.
13575 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13577 (lower_omp_parallel): Rename to...
13578 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13579 Call create_task_copyfn if srecord_type is needed. Adjust
13581 (task_shared_vars): New variable.
13582 (check_omp_nesting_restrictions): Warn if work-sharing,
13583 barrier, master or ordered region is closely nested inside OMP_TASK.
13584 Add warnings for barrier if closely nested inside of work-sharing,
13585 ordered, or master region.
13586 (scan_omp_1): Call check_omp_nesting_restrictions even for
13587 GOMP_barrier calls. Rename parallel_nesting_level to
13588 taskreg_nesting_level. Handle OMP_TASK.
13589 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13590 work-sharing construct, continue looking for them on parent parallel
13592 (lower_omp_for_lastprivate): Add lastprivate clauses
13593 to the beginning of dlist rather than end. Adjust for struct
13594 omp_for_data changes.
13595 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13596 not after it. Handle collapsed OMP_FOR loops, adjust for
13597 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13598 (get_ws_args_for): Adjust extract_omp_for_data caller.
13599 (scan_omp_for): Handle collapsed OMP_FOR
13600 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13601 (lower_omp_single_simple): If libgomp function doesn't return
13602 boolean_type_node, add comparison of the return value with 0.
13603 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13604 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13605 (parallel_nesting_level): Rename to...
13606 (taskreg_nesting_level): ... this.
13607 (is_taskreg_ctx): New function.
13608 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13609 of is_parallel_ctx.
13610 (execute_lower_omp): Rename parallel_nesting_level to
13611 taskreg_nesting_level.
13612 (expand_omp_parallel): Rename to...
13613 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13614 Call omp_task_call for OMP_TASK regions.
13615 (expand_omp): Adjust caller, handle OMP_TASK.
13616 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13618 * bitmap.c (bitmap_default_obstack_depth): New variable.
13619 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13620 if argument is NULL and bitmap_default_obstack is already initialized.
13621 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13623 * matrix-reorg.c (matrix_reorg): Likewise.
13625 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13627 * config/i386/i386.md (*indirect_jump): Macroize using P
13628 mode iterator. Remove !TARGET_64BIT from insn constraints.
13629 (*tablejump_1): Ditto.
13630 (*indirect_jump_rex64): Remove insn pattern.
13631 (*tablejump_1_rex64): Ditto.
13632 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13633 and eh_return_si insn patterns.
13635 2008-06-06 Richard Guenther <rguenther@suse.de>
13637 * tree-ssa-structalias.c (merge_smts_into): Remove.
13638 (find_what_p_points_to): Do not bother to compute the
13639 points-to set for pt_anything pointers.
13640 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13641 for pt_anything pointers is ok.
13643 2008-06-06 Jan Hubicka <jh@suse.cz>
13645 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13647 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13649 * cgraph.c: Fix typos in comments.
13650 (cgraph_availability_names): Fix string typo.
13651 * fold-const.c: Fix typos in comments.
13652 (fold_binary): Fix typo in warning.
13653 * genautomata.c: Fix typos in comments.
13654 (check_presence_pattern_sets): Fix typo in local variable.
13655 (output_description): Fix typo in output.
13656 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13657 * hwint.h: Likewise.
13658 * matrix-reorg.c (check_allocation_function): Likewise.
13659 * omega.c (smooth_weird_equations): Likewise.
13660 * auto-inc-dec.c: Fix typos in comments.
13661 * bb-reorder.c: Likewise.
13662 * builtins.c: Likewise.
13663 * c-common.c: Likewise.
13664 * c-cppbuiltin.c: Likewise.
13665 * c-parser.c: Likewise.
13666 * c-pretty-print.c: Likewise.
13667 * cfgcleanup.c: Likewise.
13668 * cfgexpand.c: Likewise.
13669 * cfghooks.c: Likewise.
13670 * cfglayout.c: Likewise.
13671 * cfgloopmanip.c: Likewise.
13672 * cgraphunit.c: Likewise.
13673 * coverage.c: Likewise.
13674 * dbxout.c: Likewise.
13675 * df-byte-scan.c: Likewise.
13676 * df-core.c: Likewise.
13677 * df-problems.c: Likewise.
13678 * df-scan.c: Likewise.
13680 * dominance.c: Likewise.
13681 * domwalk.c: Likewise.
13683 * dwarf2out.c: Likewise.
13684 * emit-rtl.c: Likewise.
13685 * et-forest.c: Likewise.
13686 * function.c: Likewise.
13687 * function.h: Likewise.
13689 * gcov-io.c: Likewise.
13690 * gcov.c: Likewise.
13691 * gcse.c: Likewise.
13692 * genattrtab.c: Likewise.
13693 * ggc-page.c: Likewise.
13694 * gimplify.c: Likewise.
13695 * gthr-lynx.h: Likewise.
13696 * haifa-sched.c: Likewise.
13697 * ipa-cp.c: Likewise.
13698 * ipa-inline.c: Likewise.
13699 * ipa-prop.h: Likewise.
13700 * ipa-pure-const.c: Likewise.
13701 * ipa-struct-reorg.c: Likewise.
13702 * ipa-struct-reorg.h: Likewise.
13703 * ipa-type-escape.c: Likewise.
13705 * loop-doloop.c: Likewise.
13706 * mips-tfile.c: Likewise.
13707 * mkmap-flat.awk: Likewise.
13708 * mkmap-symver.awk: Likewise.
13709 * modulo-sched.c: Likewise.
13710 * omp-low.c: Likewise.
13711 * optabs.c: Likewise.
13712 * optabs.h: Likewise.
13713 * opts.c: Likewise.
13714 * passes.c: Likewise.
13715 * postreload-gcse.c: Likewise.
13716 * postreload.c: Likewise.
13717 * predict.c: Likewise.
13718 * pretty-print.h: Likewise.
13719 * profile.c: Likewise.
13720 * protoize.c: Likewise.
13721 * ra-conflict.c: Likewise.
13722 * real.c: Likewise.
13723 * recog.c: Likewise.
13724 * regclass.c: Likewise.
13725 * regs.h: Likewise.
13726 * reload.c: Likewise.
13727 * rtl-error.c: Likewise.
13728 * rtlanal.c: Likewise.
13729 * scan.h: Likewise.
13730 * sched-rgn.c: Likewise.
13732 * stmt.c: Likewise.
13733 * target.h: Likewise.
13734 * tree-dfa.c: Likewise.
13735 * tree-eh.c: Likewise.
13736 * tree-flow-inline.h: Likewise.
13737 * tree-inline.c: Likewise.
13738 * tree-into-ssa.c: Likewise.
13739 * tree-loop-distribution.c: Likewise.
13740 * tree-nested.c: Likewise.
13741 * tree-parloops.c: Likewise.
13742 * tree-pass.h: Likewise.
13743 * tree-pretty-print.c: Likewise.
13744 * tree-profile.c: Likewise.
13745 * tree-scalar-evolution.c: Likewise.
13746 * tree-sra.c: Likewise.
13747 * tree-ssa-alias-warnings.c: Likewise.
13748 * tree-ssa-ccp.c: Likewise.
13749 * tree-ssa-coalesce.c: Likewise.
13750 * tree-ssa-dom.c: Likewise.
13751 * tree-ssa-dse.c: Likewise.
13752 * tree-ssa-forwprop.c: Likewise.
13753 * tree-ssa-live.c: Likewise.
13754 * tree-ssa-live.h: Likewise.
13755 * tree-ssa-loop-im.c: Likewise.
13756 * tree-ssa-loop-ivopts.c: Likewise.
13757 * tree-ssa-loop-niter.c: Likewise.
13758 * tree-ssa-loop-prefetch.c: Likewise.
13759 * tree-ssa-phiopt.c: Likewise.
13760 * tree-ssa-phiprop.c: Likewise.
13761 * tree-ssa-sccvn.c: Likewise.
13762 * tree-ssa-ter.c: Likewise.
13763 * tree-ssa-threadupdate.c: Likewise.
13764 * tree-ssa.c: Likewise.
13765 * tree-vect-analyze.c: Likewise.
13766 * tree-vect-transform.c: Likewise.
13767 * tree-vectorizer.c: Likewise.
13768 * tree-vn.c: Likewise.
13769 * tree-vrp.c: Likewise.
13770 * tree.c: Likewise.
13771 * tree.def: Likewise.
13772 * tree.h: Likewise.
13773 * unwind-dw2-fde.c: Likewise.
13774 * unwind.inc: Likewise.
13775 * value-prof.c: Likewise.
13776 * vmsdbgout.c: Likewise.
13778 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13780 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13781 always place FP constants in the TOC for TARGET_POWERPC64.
13782 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13784 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13786 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13787 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13788 enable for TARGET_E500_DOUBLE.
13789 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13790 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13791 floating-point modes like integer modes for E500 double.
13792 (rs6000_legitimate_offset_address_p): Likewise.
13793 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13794 addressing for DDmode for E500 double.
13795 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13796 modes as using 64-bits of registers for E500 double.
13797 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13798 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13799 specially for E500 double.
13800 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13801 TDmode for E500 double.
13802 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13803 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13804 (rs6000_split_multireg_move): Do not handle TDmode specially for
13806 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13807 using 64-bit registers for E500 double.
13808 (emit_frame_save): Do not handle DDmode specially for E500 double.
13809 (gen_frame_mem_offset): Likewise.
13810 (rs6000_function_value): Do not call spe_build_register_parallel
13811 for DDmode or TDmode.
13812 (rs6000_libcall_value): Likewise.
13813 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13814 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13817 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13819 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13822 2008-06-04 Junjie Gu <jgu@tensilica.com>
13824 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13825 comparison for frame pointers.
13827 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13830 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13832 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13835 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13836 register is already smaller or equal to required mode.
13838 2008-06-04 Xinliang David Li <davidxl@google.com>
13840 * tree-call-cdce.c: New file.
13841 (cond_dead_built_in_calls): New static variable.
13842 (input_domain): New struct.
13843 (check_pow): New function.
13844 (check_builtin_call): Ditto.
13845 (check_target_format): Ditto.
13846 (is_call_dce_candidate): Ditto.
13847 (gen_one_condition): Ditto.
13848 (gen_conditions_for_domain): Ditto.
13849 (get_domain): Ditto.
13850 (gen_conditions_for_pow_cst_base): Ditto.
13851 (gen_conditions_for_pow_int_base): Ditto.
13852 (gen_conditions_for_pow): Ditto.
13853 (get_no_error_domain): Ditto.
13854 (gen_shrink_wrap_conditions): Ditto.
13855 (shrink_wrap_one_built_in_call): Ditto.
13856 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13857 (tree_call_cdce): Ditto.
13858 (gate_call_cdce): Ditto.
13859 (pass_call_cdce): New gimple pass.
13860 * passes.c: (init_optimization_passes): New pass.
13861 * tree-pass.h: New pass declaration.
13862 * opts.c (decode_options): New flag setting.
13863 * common.opt: Add -ftree-builtin-call-dce flag.
13864 * Makefile.in: Add new source file.
13865 * tempvar.def: New tv_id.
13866 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13868 2008-06-04 Richard Guenther <rguenther@suse.de>
13870 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13871 (is_call_clobbered): Always check var_ann->call_clobbered.
13872 (mark_call_clobbered): Always set var_ann->call_clobbered.
13873 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13874 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13875 (reset_alias_info): Clear call clobbering info on MTAGs and
13877 (set_pt_anything): Set pt_global_mem.
13878 (create_tag_raw): Adjust comment.
13879 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13881 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13882 Maxim Kuvyrkov <maxim@codesourcery.com>
13884 * config/m68k/m68k.opt (mxgot): New option.
13885 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13886 (m68k_output_addr_const_extra): New.
13887 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13888 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13889 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13890 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13892 2008-06-04 Richard Guenther <rguenther@suse.de>
13894 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13895 negative or non-representable offsets.
13897 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13899 * config/i386/i386.c (ix86_gen_leave): New.
13900 (ix86_gen_pop1): Likewise.
13901 (ix86_gen_add3): Likewise.
13902 (ix86_gen_sub3): Likewise.
13903 (ix86_gen_sub3_carry): Likewise.
13904 (ix86_gen_one_cmpl2): Likewise.
13905 (ix86_gen_monitor): Likewise.
13906 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13907 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13908 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13909 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13910 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13911 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13912 (ix86_expand_epilogue): Updated.
13913 (print_operand): Handle integer register operand for 'z'.
13914 (ix86_expand_strlensi_unroll_1): Likewise.
13915 (ix86_expand_strlen): Likewise.
13916 (ix86_expand_builtin): Likewise.
13917 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13918 mov{q}/mov{l} and add{q}/add{l}.
13920 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13922 * config/i386/i386.md (P): New mode iterator.
13923 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13924 using P mode iterator.
13925 (DFmode push_operand splitter): Ditto.
13926 (XFmode push_operand splitter): Ditto.
13927 (DFmode float_extend SFmode push_operand splitter): Ditto.
13928 (XFmode float_extend SFmode push_operand splitter): Do not generate
13929 SImode pushes for 64bit target. Macroize Dimode and SImode
13930 pushes using P mode iterator.
13931 (XFmode float_extend DFmode push_operand splitter): Ditto.
13933 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13935 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13936 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13937 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13938 return type to int.
13939 (ix86_call_abi_override): Remove check for call_used_regs.
13941 2008-06-03 Richard Guenther <rguenther@suse.de>
13943 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13944 for the lhs of calls if the return type contains pointers.
13946 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13948 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13949 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13950 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13951 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13952 of cfun and DEFAULT_ABI to deceide abi mode.
13953 (DEFAULT_ABI): New.
13954 (REG_PARM_STACK_SPACE): Removed.
13955 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13956 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13957 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13958 (ix86_function_abi): Likewise.
13959 (ix86_function_type_abi): Likewise.
13960 (ix86_call_abi_override): Likewise.
13961 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13962 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13963 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13964 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13966 (X86_64_REGPARM_MAX): New.
13967 (X86_64_SSE_REGPARM_MAX): New.
13968 (X64_REGPARM_MAX): New.
13969 (X64_SSE_REGPARM_MAX): New.
13970 (X86_32_REGPARM_MAX): New.
13971 (X86_32_SSE_REGPARM_MAX): New.
13972 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13973 (ix86_function_regparm): Handle user calling abi.
13974 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13975 by DEFAULT_ABI versus SYSV_ABI check.
13976 (ix86_reg_parm_stack_space): New.
13977 (ix86_function_type_abi): New.
13978 (ix86_call_abi_override): New.
13979 (ix86_function_abi): New.
13980 (ix86_cfun_abi): New.
13981 (init_cumulative_args): Call abi specific initialization.
13982 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13983 (function_arg_64): Extend SSE_REGPARM_MAX check.
13984 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13985 (ix86_pass_by_reference): Likewise.
13986 (ix86_function_value_regno_p): Likewise.
13987 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13988 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13989 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13990 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13991 (setup_incoming_varargs_64): Adjust regparm for call abi.
13992 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13993 (ix86_va_start): Likewise.
13994 (ix86_gimplify_va_arg): Likewise.
13995 (ix86_expand_prologue): Likewise.
13996 (output_pic_addr_const): Likewise.
13997 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13998 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13999 (x86_output_mi_thunk): Likewise.
14000 (x86_function_profiler): Likewise.
14001 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14002 (SYSV_ABI, MS_ABI): New constants.
14003 (DEFAULT_ABI): New.
14004 (init_regs): Add prototype of function in regclass.c file.
14005 (OVERRIDE_ABI_FORMAT): New.
14006 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14007 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14008 (OUTGOING_REG_PARM_STACK_SPACE): New.
14009 (ix86_reg_parm_stack_space): New prototype.
14010 (CUMULATIVE_ARGS): Add call_abi member.
14011 (machine_function): Add call_abi member.
14012 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14013 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14015 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14018 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14019 (avr_builtin_setjmp_frame_value): New function.
14020 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14021 (nonlocal_goto): Define.
14023 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14025 * config/mips/mips.c (mips_emit_loadgp): Return early if
14026 there is nothing do to, otherwise emit a blockage if
14027 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14028 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14030 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14032 * configure.ac: Drop unneeded backslash ending up in config.in.
14033 * acinclude.m4: Likewise.
14034 * config.in: Regenerate.
14036 2008-05-26 Jan Hubicka <jh@suse.cz>
14038 * predict.c (maybe_hot_frequency_p): Break out of...
14039 (maybe_hot_bb_p): ... here.
14040 (maybe_hot_edge_p): New.
14041 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14042 * basic-block.h (maybe_hot_edge_p): Declare.
14044 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14046 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14047 (*cmpfp_<mode>_cc): Ditto.
14048 (*fp_jcc_8<mode>_387): Ditto.
14049 (*fop_<MODEF:mode>_2_i387): Ditto.
14050 (*fop_<MODEF:mode>_3_i387): Ditto.
14051 (*fop_xf_2_i387): Ditto.
14052 (*fop_xf_3_i387): Ditto.
14054 2008-06-02 Tomas Bily <tbily@suse.cz>
14056 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
14058 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14060 * config/mips/mips.c (mips_valid_offset_p): New function.
14061 (mips_valid_lo_sum_p): Likewise.
14062 (mips_classify_address): Use them.
14063 (mips_force_address): New function.
14064 (mips_legitimize_address): Use it.
14065 * config/mips/mips.md (MOVE128): New mode iterator.
14066 (movtf): Require TARGET_64BIT. Remove empty strings.
14067 (*movtf_internal): Rename to...
14068 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
14069 of "R" and use {,fp}{load,store} attributes instead of "multi".
14070 Use a separate define_split.
14071 (*movtf_mips16): New pattern.
14073 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14075 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
14076 * config/mips/mips.c (mips_expand_before_return): New function.
14077 (mips_expand_epilogue): Call it.
14078 * config/mips/mips.md (return): Turn into a define_expand.
14079 (*return): New insn.
14081 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
14083 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
14084 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
14085 functions. Do not emit uses and clobbers of CONCATs; individually
14086 use and clobber their operands.
14087 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
14088 gen_clobber, emit_use and gen_use.
14089 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
14090 (expand_builtin_return): Likewise.
14091 * cfgbuild.c (count_basic_blocks): Likewise.
14092 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
14093 * explow.c (emit_stack_restore): Likewise.
14094 * expmed.c (extract_bit_field_1): Likewise.
14095 * expr.c (convert_move, emit_move_complex_parts): Likewise.
14096 (emit_move_multi_word, store_constructor): Likewise.
14097 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
14098 (thread_prologue_and_epilogue_insns): Likewise.
14099 * lower-subreg.c (resolve_simple_move): Likewise.
14100 * optabs.c (widen_operand, expand_binop): Likewise.
14101 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
14102 * reload.c (find_reloads): Likewise.
14103 * reload1.c (eliminate_regs_in_insn): Likewise.
14104 * stmt.c (expand_nl_goto_receiver): Likewise.
14105 * config/alpha/alpha.md (builtin_longjmp): Likewise.
14106 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
14107 * config/arm/arm.c (arm_load_pic_register): Likewise.
14108 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
14109 * config/arm/arm.md (untyped_return): Likewise.
14110 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
14111 * config/avr/avr.c (expand_prologue): Likewise.
14112 * config/bfin/bfin.c (do_unlink): Likewise.
14113 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
14114 * config/cris/cris.c (cris_expand_prologue): Likewise.
14115 * config/darwin.c (machopic_indirect_data_reference): Likewise.
14116 (machopic_legitimize_pic_address): Likewise.
14117 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
14118 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
14119 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
14120 (ix86_expand_convert_uns_didf_sse): Likewise.
14121 (ix86_expand_vector_init_general): Likewise.
14122 * config/ia64/ia64.md (eh_epilogue): Likewise.
14123 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
14124 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
14125 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
14126 (config/iq2000/iq2000.c): Likewise.
14127 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
14128 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
14129 (builtin_longjmp): Likewise.
14130 * config/mn10300/mn10300.md (call, call_value): Likewise.
14131 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
14132 * config/pdp11/pdp11.md (abshi2): Likewise.
14133 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14134 * config/s390/s390.c (s390_emit_prologue): Likewise.
14135 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
14136 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
14137 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
14138 * config/sh/sh.c (prepare_move_operands): Likewise.
14139 (output_stack_adjust, sh_expand_epilogue): Likewise.
14140 (sh_set_return_address, sh_expand_t_scc): Likewise.
14141 * config/sparc/sparc.c (load_pic_register): Likewise.
14142 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
14143 * config/spu/spu.c (spu_expand_epilogue): Likewise.
14144 * config/v850/v850.c (expand_epilogue): Likewise.
14146 2008-05-31 Anatoly Sokolov <aesok@post.ru>
14148 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
14149 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
14150 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
14151 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
14152 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
14153 stack pointer register.
14154 (output_movhi): Remove code for interrupt specific writing to the
14155 stack pointer register.
14157 2008-05-31 Richard Guenther <rguenther@suse.de>
14159 PR tree-optimization/34244
14160 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
14161 (tree_expr_nonzero_warnv_p): Likewise.
14162 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
14163 ssa_name_nonnegative_p.
14164 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
14165 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
14166 not tree_expr_nonzero_warnv_p.
14168 PR tree-optimization/36262
14170 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
14172 PR tree-optimization/34244
14173 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
14174 (record_numbers_of_iterations): New function.
14175 (execute_vrp): Cache the numbers of iterations of loops.
14176 * tree-scalar-evolution.c (scev_reset_except_niters):
14178 (scev_reset): Use scev_reset_except_niters.
14179 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
14181 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
14183 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
14184 __WORKAROUND_RETS when appropriate.
14186 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14188 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
14189 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
14191 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
14192 *fop_df_comm_sse insn patterns using MODEF mode iterator.
14193 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
14194 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
14195 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
14196 *fop_df_1_mixed insn patterns using MODEF mode iterator.
14197 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
14198 *fop_df_1_sse insn patterns using MODEF mode iterator.
14199 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
14200 *fop_df_1_i387 insn patterns using MODEF mode iterator.
14201 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
14202 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
14203 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
14204 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
14205 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
14206 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
14207 (*fop_xf_4_i387): Use <MODE> for mode attribute.
14208 (*fop_xf_5_i387): Ditto.
14209 (*fop_xf_6_i387): Ditto.
14211 2008-05-30 Richard Guenther <rguenther@suse.de>
14213 * builtins.c (build_string_literal): Avoid generating
14214 a non-gimple_val result.
14216 2008-05-30 DJ Delorie <dj@redhat.com>
14218 * exec-tool.in: Use an environment variable (private) instead of a
14219 file (shared) as a semaphore, so as to not break parallel builds.
14221 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14223 * optabs.c (maybe_encapsulate_block): Remove.
14224 (emit_libcall_block): Adjust accordingly.
14225 * optabs.h (maybe_encapsulate_block): Remove prototype.
14227 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
14228 Don't use maybe_encapsulate_block.
14230 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
14232 * config/rs6000/rs6000.c (rs6000_legitimize_address,
14233 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
14234 rtx is a SYMBOL_REF before calling get_pool_constant.
14236 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
14238 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
14240 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
14242 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
14243 rather than OS names to choose INO_T_EQ definition.
14244 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
14245 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
14247 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
14250 * config/darwin-f.c: New.
14251 * config/t-darwin: Added rule to build darwin-f.o.
14252 * config.gcc: Defined new variable, fortran_target_objs.
14253 (*-*-darwin*): Set fortran_target_objs.
14254 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
14255 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
14256 * configure: Regenerated.
14258 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
14261 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
14262 canonical type if needed.
14264 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
14266 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
14268 2008-05-29 Richard Guenther <rguenther@suse.de>
14270 PR tree-optimization/36343
14271 PR tree-optimization/36346
14272 PR tree-optimization/36347
14273 * tree-flow.h (clobber_what_p_points_to): Declare.
14274 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
14275 pointed-to variable is dereferenced is irrelevant to whether
14276 the pointer can access the pointed-to variable.
14277 (clobber_what_p_points_to): New function.
14278 * tree-ssa-alias.c (set_initial_properties): Use it.
14279 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
14280 call clobber check for NMTs.
14282 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14284 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
14285 for printing gcov_type.
14287 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14289 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
14290 and the eh region information.
14291 * value-prof.c (gimple_move_stmt_histograms): New function.
14292 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
14294 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
14296 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
14298 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
14300 * value-prof.c (tree_ic_transform): Print counts.
14301 * tree-profile.c (tree_gen_ic_func_profiler):
14302 Clear __gcov_indreict_call_callee variable to avoid misattribution
14305 2008-05-28 Rafael EspÃndola <espindola@google.com>
14307 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
14310 2008-05-28 Richard Guenther <rguenther@suse.de>
14312 PR tree-optimization/36339
14313 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
14314 and clobbering code out of the loop.
14316 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14318 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
14321 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
14322 s390_contiguous_bitmask_p, s390_symref_operand_p,
14323 s390_check_symref_alignment, s390_reload_larl_operand,
14324 s390_reload_symref_address): New functions.
14325 (s390_branch_condition_mnemonic): Support compare and branch
14327 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
14328 and 'W' constraints.
14329 (s390_secondary_reload): Add secondary reloads for unaligned
14330 symbol refs or symbol refs to floating point or QI/TI mode
14332 (legitimate_address_p): Accept symbol references as addresses.
14333 (s390_expand_insv): Use rotate and insert selected bits
14334 instruction for insv when building for z10.
14335 (print_operand_address): Handle symbol ref addresses.
14336 (print_operand): Output modifier 'c' added for signed byte values.
14337 (s390_encode_section_info): Mark symbol refs with
14338 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14340 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14341 (length attribute): RRF, RRR have 4 byte length.
14342 (FPALL, INTALL): New mode iterators added.
14343 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14344 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14345 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14346 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14347 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14348 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14349 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14350 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14352 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14353 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14354 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14355 reload<INTALL:mode><P:mode>_toreg_z10,
14356 reload<FPALL:mode><P:mode>_tomem_z10,
14357 reload<FPALL:mode><P:mode>_toreg_z10,
14358 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14359 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14360 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14361 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14363 (movmem, clrmem, cmpmem): New splitters added.
14365 * config/s390/predicates.md (larl_operand): Use
14366 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14367 SYMBOL_REF_ALIGN1_P.
14368 (s390_signed_integer_comparison,
14369 s390_unsigned_integer_comparison): New predicates.
14371 * config/s390/s390-protos.h (s390_check_symref_alignment,
14372 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14373 s390_reload_symref_address,
14374 s390_compare_and_branch_condition_mask): Prototypes added.
14376 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14377 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14378 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14380 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14382 * config/s390/s390.c (z10_cost): New cost function for z10.
14383 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14384 (s390_issue_rate): Adjust issue rate for z10.
14385 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14386 (processor_flags): Add PF_Z10.
14387 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14388 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14389 * gcc/config.gcc: Add z10.
14391 2008-05-28 Richard Guenther <rguenther@suse.de>
14393 PR tree-optimization/36291
14394 * tree-flow. h (struct gimple_df): Remove var_anns member.
14395 * tree-flow-inline.h (gimple_var_anns): Remove.
14396 (var_ann): Simplify.
14397 * tree-dfa.c (create_var_ann): Simplify.
14398 (remove_referenced_var): Clear alias info from var_anns of globals.
14399 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14400 (delete_tree_ssa): Clear alias info from var_anns of globals.
14401 Do not free var_anns.
14402 (var_ann_eq): Remove.
14403 (var_ann_hash): Likewise.
14405 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14407 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14408 and loongson2f entries.
14409 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14410 * config/mips/mips.h (processor_type): Add Loongson-2E
14411 and Loongson-2F entries.
14412 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14413 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14414 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14415 * doc/invoke.texi (MIPS Options): Document loongson2e
14416 and loongson2f processor names.
14418 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14422 * config/i386/i386.c (ix86_function_arg_boundary): Use
14423 alignment of canonical type.
14424 (ix86_expand_vector_move): Check unaligned memory access for
14427 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14429 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14430 Moved to the front of file.
14432 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14433 H.J. Lu <hongjiu.lu@intel.com>
14435 * dwarf2out.c (current_fde): New.
14437 (lookup_cfa:): Likewise.
14438 (dwarf2out_end_epilogue): Likewise.
14439 (dwarf2out_note_section_used): Likewise.
14441 2008-05-27 Michael Matz <matz@suse.de>
14444 * c.opt (Wenum-compare): New warning option.
14445 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14447 2008-05-27 Michael Matz <matz@suse.de>
14449 PR middle-end/36326
14450 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14452 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14453 into memory as tail calls.
14455 2008-05-27 Richard Guenther <rguenther@suse.de>
14457 PR tree-optimization/36339
14458 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14459 pointers cause all addressable variables to be call clobbered.
14461 2008-05-27 Richard Guenther <rguenther@suse.de>
14463 PR tree-optimization/36245
14464 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14466 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14468 * config/s390/s390.md: Replace all occurences of the 'm'
14469 constraint with 'RT'.
14471 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14473 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14475 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14477 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14478 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14479 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14481 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14483 * reload.c: (find_reloads): Skip alternatives according to the
14484 "enabled" attribute. Constify the constraint variable.
14485 * recog.c (get_attr_enabled): Add default implementation.
14486 (extract_insn): Set the alternative_enabled_p array
14487 in the recog_data struct.
14488 (preprocess_constraints, constrain_operands): Skip
14489 alternatives according to the "enabled" attribute
14490 * recog.h (struct recog_data): New field alternative_enabled_p.
14491 (skip_alternative): New inline function.
14492 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14493 (record_reg_classes): Skip alternative according to the
14494 "enabled" attribute.
14496 * doc/md.texi: Add documention for the "enabled" attribute.
14498 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14500 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14501 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14502 constraint with TARGET_MEM_CONSTRAINT.
14503 * recog.c (asm_operand_ok, preprocess_constraints,
14504 constrain_operands): Likewise.
14505 * regclass.c (record_reg_classes): Likewise.
14506 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14507 * reload1.c (maybe_fix_stack_asms): Likewise.
14508 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14509 * recog.h: Adjust comment.
14510 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14511 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14512 * doc/md.texi: Add a note to description of 'm' constraint.
14513 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14515 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14517 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14518 that the bitfield is of integral type before testing its precision.
14520 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14521 Sa Liu <saliu@de.ibm.com>
14523 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14524 __modti3, __udivti3, __umodti3 and __udivmodti4.
14525 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14526 that implement TImode mul and div functions.
14527 * config/spu/multi3.c: New. Implement __multi3.
14528 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14529 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14532 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14534 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14535 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14536 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14537 tls_sysv_suffix): New mode and mode attribute iterators.
14538 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14539 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14540 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14541 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14542 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14545 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14547 PR tree-optimization/36329
14548 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14549 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14550 * cgraphbuild.c (initialize_inline_failed): Use the latter
14551 macro in lieu of the former.
14552 * ipa-inline.c (cgraph_mark_inline): Likewise.
14553 (cgraph_decide_inlining_of_small_function): Likewise.
14554 (cgraph_decide_inlining): Likewise.
14555 (cgraph_decide_inlining_incrementally): Likewise.
14557 2008-05-26 Tristan Gingold <gingold@adacore.com>
14558 Anatoly Sokolov <aesok@post.ru>
14560 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14561 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14562 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14563 optimization for 'avr6' architecture.
14565 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14568 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14570 2008-05-26 Richard Guenther <rguenther@suse.de>
14572 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14573 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14575 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14577 PR middle-end/36253
14578 * caller-save.c (insert_restore): Verify alignment of spill space.
14579 (insert_save): Likewise.
14580 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14581 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14582 (STACK_SLOT_ALIGNMENT): Likewise.
14583 * function.c (LOCAL_ALIGNMENT): Removed.
14584 (get_stack_local_alignment): New.
14585 (assign_stack_local): Use it. Set alignment on stack slot.
14586 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14587 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14588 (STACK_SLOT_ALIGNMENT): New.
14589 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14590 stack slot in XFmode.
14592 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14594 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14597 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14598 argument operand in rax isn't removed.
14600 2008-05-26 Richard Guenther <rguenther@suse.de>
14602 PR middle-end/36300
14603 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14604 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14606 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14609 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14611 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14613 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14614 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14616 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14618 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14619 build a trampoline if we don't want one.
14620 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14621 return zero for nested functions if we don't want a trampoline.
14623 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14625 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14627 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14630 * c.opt: Removed undocumented option '-lang-fortran'.
14631 * c-common.h: Removed global variable 'lang_fortran'.
14632 * c-opts.c (c_common_handle_option): Removed code to handle
14633 option '-lang-fortran'. Updated includes.
14634 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14635 definition of '__GFORTRAN__'.
14636 (define__GNUC__): Reimplemented to use BASEVER and
14637 cpp_define_formatted.
14638 (builtin_define_with_value_n): Removed.
14639 * c-incpath.h: Renamed to ...
14640 * incpath.h: ... this.
14641 * c-incpath.c: Renamed to ...
14642 * incpath.c: ... this. Updated includes.
14643 * fix-header.c: Updated includes.
14644 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14645 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14646 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14648 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14650 * tree.h: Update the table of flags used on tree nodes.
14651 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14652 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14653 (FORCED_LABEL): Add access check.
14654 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14655 (ASM_INPUT_P): Likewise.
14656 (ASM_VOLATILE_P): Likewise.
14657 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14658 (OMP_SECTION_LAST): Access private_flag directly.
14659 (OMP_RETURN_NOWAIT): Likewise.
14660 (OMP_PARALLEL_COMBINED): Likewise.
14661 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14662 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14663 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14664 deprecated_flag directly.
14666 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14668 * final.c (frame_pointer_needed): Removed.
14669 * flags.h (frame_pointer_needed): Likewise.
14671 * function.h (rtl_data): Add frame_pointer_needed.
14672 (frame_pointer_needed): New.
14674 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14676 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14678 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14680 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14683 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14685 * c-common.c (strip_array_types): Move function to..
14687 (get_inner_array_type): Delete.
14688 * c-common.h (strip_array_types): Move declaration to..
14690 (get_inner_array_type): Delete.
14691 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14692 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14693 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14694 * config/pa/pa.c (emit_move_sequence): Likewise.
14696 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14698 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14701 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14703 * function.c: Include target hook for nonlocal_goto frame value.
14705 2008-05-24 Richard Guenther <rguenther@suse.de>
14707 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14708 variable can be only accessed through a pointer or a union.
14710 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14712 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14713 * doc/extend.texi: Likewise.
14715 2008-05-23 DJ Delorie <dj@redhat.com>
14717 * config/m32c/jump.md (untyped_call): Add.
14719 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14720 for A24 to PSImode.
14721 (m32c_address_cost): Detail costs for indirect offsets.
14723 2008-05-23 Rafael EspÃndola <espindola@google.com>
14725 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14726 if a node is a SUBREG.
14727 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14730 2008-05-23 Paul Brook <paul@codesourcery.com>
14731 Carlos O'Donell <carlos@codesourcery.com>
14733 * doc/extend.texi: Clarify use of __attribute__((naked)).
14734 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14735 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14736 * function.c (use_register_for_decl): Use
14737 targetm.calls.allocate_stack_slots_for_args.
14738 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14739 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14740 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14742 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14744 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14746 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14748 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14749 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14750 is only rounded once.
14752 2008-05-23 Richard Guenther <rguenther@suse.de>
14754 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14756 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14757 Jakub Jelinek <jakub@redhat.com>
14760 * configure.ac: Handle --enable-cld.
14761 * configure: Regenerated.
14762 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14763 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14764 (ix86_current_function_needs_cld): New define.
14765 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14766 (cld): New isns pattern.
14767 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14768 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14769 * config/i386/i386.opt (mcld): New option.
14770 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14771 TARGET_CLD and ix86_current_function_needs_cld.
14772 (override_options): Use -mcld by default for 32-bit code if
14775 * doc/install.texi (Options specification): Document --enable-cld.
14776 * doc/invoke.texi (Machine Dependent Options)
14777 [i386 and x86-64 Options]: Add -mcld option.
14778 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14780 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14781 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14782 (return_in_memory_64): Likewise.
14783 (return_in_memory_ms_64): Likewise.
14785 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14787 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14788 * builtins.c (fold_builtin_fpclassify): New.
14789 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14790 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14791 * c-common.c (handle_type_generic_attribute): Adjust to accept
14792 fixed arguments before an elipsis.
14793 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14794 * doc/extend.texi: Document __builtin_fpclassify.
14796 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14798 * omp-low.c (gate_expand_omp_ssa): Remove.
14799 (pass_expand_omp_ssa): Remove.
14800 (gate_expand_omp): Do not check for flag_openmp_ssa.
14801 * common.opt (-fopenmp-ssa): Remove.
14802 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14804 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14806 * config/sh/sh.opt (mfixed-range): New option.
14807 * config/sh/sh-protos.h (sh_fix_range): Declare.
14808 * config/sh/sh.c (sh_fix_range): New function.
14809 * config/sh/sh.h (sh_fixed_range_str): Declare.
14810 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14812 * doc/invoke.texi (SH Options): Document -mfixed-range.
14814 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14816 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14817 it before the redeclaration.
14819 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14821 * config/avr/avr.c (get_sequence_length): Add new function.
14822 (expand_prologue, expand_epilogue): Remove duplicate code.
14824 2008-05-22 Rafael EspÃndola <espindola@google.com>
14826 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14829 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14831 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14832 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14834 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14835 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14836 (vect_update_misalignment_for_peel): Likewise.
14837 (vector_alignment_reachable_p): Likewise.
14838 * tree-vect-transform.c (vectorizable_load): Likewise.
14839 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14840 (get_vectype_for_scalar_type): Pass mode of scalar_type
14841 to UNITS_PER_SIMD_WORD.
14843 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14844 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14845 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14846 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14847 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14849 2008-05-22 Ira Rosen <irar@il.ibm.com>
14851 PR tree-optimization/36293
14852 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14853 if the first load must be skipped because of a gap.
14855 2008-05-22 Richard Guenther <rguenther@suse.de>
14857 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14858 more cases of offset disambiguation that is possible if
14859 strict-aliasing rules apply.
14860 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14861 for basic offset and type-based disambiguation.
14863 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14865 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14866 ix86_expand_vector_set on V16QImode for SSE4.1.
14868 2008-05-21 Tom Tromey <tromey@redhat.com>
14870 * c.opt (Wimport): Mark as undocumented.
14871 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14873 (Warning Options): Likewise.
14874 * doc/cppopts.texi: Don't mention -Wimport.
14876 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14878 PR tree-optimization/36287
14879 PR tree-optimization/36286
14880 * lambda-code.c (build_access_matrix): Do not use the loop->num
14881 for computing the number of induction variables: use the loop depth
14884 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14887 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14888 option -f(no-)leading-underscore.
14890 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14892 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14893 GET_MODE_NUNITS (mode).
14895 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14897 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14898 (-mmulhw): Add 464 to description.
14899 (-mdlmzb): Likewise.
14900 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14901 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14903 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14904 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14905 * config/rs6000/rs6000.md: Update comments for 464.
14907 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14909 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14911 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14913 * config/i386/sse.md (vec_extractv4sf): Removed.
14914 (vec_extractv2df): Likewise.
14915 (vec_extractv2di): Likewise.
14916 (vec_extractv4si): Likewise.
14917 (vec_extractv8hi): Likewise.
14918 (vec_extractv16qi): Likewise.
14919 (vec_extract<mode>): New.
14921 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14923 * config/i386/sse.md (vec_setv4sf): Removed.
14924 (vec_setv2df): Likewise.
14925 (vec_setv2di): Likewise.
14926 (vec_setv4si): Likewise.
14927 (vec_setv8hi): Likewise.
14928 (vec_setv16qi): Likewise.
14929 (vec_set<mode>): New.
14931 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14933 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14934 goto for vec_concat and vec_interleave.
14936 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14938 * config/i386/sse.md (vec_initv4sf): Removed.
14939 (vec_initv2df): Likewise.
14940 (vec_initv2di): Likewise.
14941 (vec_initv4si): Likewise.
14942 (vec_initv8hi): Likewise.
14943 (vec_initv16qi): Likewise.
14944 (vec_init<mode>): New.
14946 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14948 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14950 2008-05-21 Tom Tromey <tromey@redhat.com>
14952 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14953 (zone_find_object_offset): Likewise.
14954 (gt_ggc_m_S): Likewise.
14955 (highest_bit): Likewise.
14956 * ggc-page.c (gt_ggc_m_S): New function.
14957 * stringpool.c (string_stack): Remove.
14958 (init_stringpool): Update.
14959 (ggc_alloc_string): Use ggc_alloc.
14960 (maybe_delete_ident): New function.
14961 (ggc_purge_stringpool): Likewise.
14962 (gt_ggc_m_S): Remove.
14963 * ggc-common.c (ggc_protect_identifiers): New global.
14964 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14965 ggc_protect_identifiers.
14966 * ggc.h (ggc_protect_identifiers): Declare.
14967 (gt_ggc_m_S): Update.
14968 (ggc_purge_stringpool): Declare.
14969 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14970 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14972 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14974 2008-05-21 David S. Miller <davem@davemloft.net>
14976 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14979 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14981 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14984 2008-05-20 David Daney <ddaney@avtrex.com>
14986 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14987 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14988 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14989 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14990 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14991 (atomic_hiqi_op): New define_code_iterator.
14992 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14993 mips_expand_compare_and_swap_12.
14994 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14995 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14996 (sync_<optab><mode>, sync_old_<optab><mode>,
14997 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14998 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14999 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15000 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15001 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15002 (test_and_set_12): New insn.
15003 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15004 sync_new_<optab><mode>, sync_old_nand<mode>,
15005 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15006 clobber to operand 0 for SI and DI mode insns.
15007 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15008 mips_gen_fn_4): New typedefs.
15009 (mips_gen_fn_ptrs): Define new union type.
15010 (mips_expand_compare_and_swap_12): Remove declaration.
15011 (mips_expand_atomic_qihi): Declare function.
15012 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15013 (mips_expand_atomic_qihi): ... this. Use new generator function
15015 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15016 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15017 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15018 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15019 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15020 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15021 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15022 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15023 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15024 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15027 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15029 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15032 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15034 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15035 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15036 (avr_attribute_table): Add 'OS_main' function attribute.
15037 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15038 functions with 'OS_main' attribute.
15040 2008-05-20 Richard Guenther <rguenther@suse.de>
15042 PR tree-optimization/35204
15043 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15044 helper, split out from ...
15045 (DFS): ... here. Make the DFS walk non-recursive.
15047 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
15048 Jan Sjodin <jan.sjodin@amd.com>
15050 PR tree-optimization/36181
15051 * tree-parloops.c (loop_has_vector_phi_nodes): New.
15052 (parallelize_loops): Don't parallelize when the loop has vector
15055 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15056 Sebastian Pop <sebastian.pop@amd.com>
15058 * tree-loop-linear.c (gather_interchange_stats): Look in the access
15059 matrix, and never look at the tree representation of the memory
15061 (linear_transform_loops): Computes parameters and access matrices.
15062 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
15064 (access_matrix_get_index_for_parameter): New.
15065 * tree-data-ref.h (struct access_matrix): New.
15066 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
15067 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
15068 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
15069 am_vector_index_for_loop): New.
15070 (struct data_reference): Add field access_matrix.
15071 (DR_ACCESS_MATRIX): New.
15072 (compute_data_dependences_for_loop): Update declaration.
15073 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
15074 * lambda.h (lambda_vector_vec_p): Declared.
15075 * lambda-code.c: Depend on pointer-set.h.
15076 (lambda_collect_parameters_from_af, lambda_collect_parameters,
15077 av_for_af_base, av_for_af, build_access_matrix,
15078 lambda_compute_access_matrices): New.
15079 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
15081 2008-05-20 Joseph Myers <joseph@codesourcery.com>
15083 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
15084 $SOURCEDIR/include.
15086 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15087 Sebastian Pop <sebastian.pop@amd.com>
15089 PR tree-optimization/36206
15090 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
15092 (instantiate_scev_1): Rename flags to fold_conversions.
15093 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
15094 outeside instantiation_loop.
15095 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
15096 (evolution_function_is_affine_or_constant_p): Removed.
15097 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
15099 (analyze_siv_subscript): Pass in the loop nest number.
15100 Call evolution_function_is_affine_in_loop instead of
15101 evolution_function_is_affine_p.
15102 (analyze_overlapping_iterations): Pass in the loop nest number.
15104 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
15105 Sebastian Pop <sebastian.pop@amd.com>
15107 PR tree-optimization/36206
15108 * tree-chrec.h (chrec_fold_op): New.
15109 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
15112 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
15114 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
15116 (remove_duplicates): Do not set inode on non-inode systems.
15119 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
15121 * config.gcc (tm_file): Update comments about relative pathnames.
15123 2008-05-20 Richard Guenther <rguenther@suse.de>
15125 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
15126 * tree-ssa-sccvn.c (process_scc): Likewise.
15127 * tree-ssa-sink.c (execute_sink_code): Likewise.
15128 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
15129 * tree-vrp.c (process_assert_insertions): Likewise.
15130 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
15131 (perform_tree_ssa_dce): Likewise.
15132 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
15133 (dump_dominator_optimization_stats): Likewise.
15134 * tree-vectorizer.c (vectorize_loops): Likewise.
15136 2008-05-20 Richard Guenther <rguenther@suse.de>
15138 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
15140 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
15142 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
15143 (ix86_i386elf_return_in_memory): Likewise.
15144 (ix86_i386interix_return_in_memory): Likewise.
15145 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
15146 (SUBTARGET_RETURN_IN_MEMORY): New.
15147 * config/i386/i386elf.h: Likewise.
15148 * config/i386/ptx4-i.h: Likewise.
15149 * config/i386/sol2-10.h: Likewise.
15150 * config/i386/sysv4.h: Likewise.
15151 * config/i386/vx-common.h: Likewise.
15152 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
15153 * config/i386/i386.c (ix86_return_in_memory): Made static and
15154 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
15155 (ix86_i386elf_return_in_memory): Removed.
15156 (ix86_i386interix_return_in_memory): Removed.
15157 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
15158 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
15160 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
15162 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
15164 2008-05-19 Xinliang David Li <davidxl@google.com>
15166 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
15168 * common.opt: Ditto.
15169 * doc/invoke.texi: Ditto.
15171 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
15173 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
15174 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
15176 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15178 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
15179 sizes of operand array from 8/4 to 4/2.
15180 (ix86_expand_vector_init_general): Change size of operand array
15181 from 32 to 16. Remove op0, op1 and half_mode.
15183 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
15185 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
15186 (ix86_expand_vector_init_interleave): Likewise.
15187 (ix86_expand_vector_init_general): Use them. Assert
15188 word_mode == SImode when n_words == 4.
15190 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
15192 * config/i386/i386.c (ix86_secondary_reload): New static function.
15193 (TARGET_SECONDARY_RELOAD): New define.
15194 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15195 * config/i386/i386.md (reload_outqi): Remove.
15197 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15199 PR middle-end/35509
15200 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
15201 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
15202 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
15203 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
15204 (fold_builtin_1): Likewise.
15205 * builtins.def (BUILT_IN_ISINF_SIGN): New.
15206 c-common.c (check_builtin_function_arguments): Handle
15207 BUILT_IN_ISINF_SIGN.
15208 * doc/extend.texi: Document __builtin_isinf_sign.
15209 * fold-const.c (operand_equal_p): Handle COND_EXPR.
15211 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
15213 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
15214 EH cleanup at the end of the pass, search for those that have been
15215 turned into forwarder blocks and do the cleanup on their successor.
15217 2008-05-18 Richard Guenther <rguenther@suse.de>
15219 * tree-cfg.c (verify_gimple_expr): Allow conversions from
15220 pointers to sizetype and vice versa.
15222 2008-05-18 Xinliang David Li <davidxl@google.com>
15224 * gcc/tree-ssa-dce.c: Coding style fix.
15225 (check_pow): Documentation comment.
15226 (check_log): Documenation comment. Coding style fix.
15227 (is_unnecessary_except_errno_call): Ditto.
15228 (gen_conditions_for_pow): Ditto.
15229 (gen_conditions_for_log): Ditto.
15230 (gen_shrink_wrap_conditions): Ditto.
15231 (shrink_wrap_one_built_in_calls): Ditto.
15232 * gcc/doc/invoke.texi: Better documentation string.
15233 * ChangeLog: Fix wrong change log entries from
15234 May 17 checkin on function call DCE.
15236 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
15238 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
15240 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15242 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
15243 * df-problems.c (simulation routines): Fixed block comment to
15244 properly say how to add forwards scanning functions.
15246 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15248 * tree-inline.c (setup_one_parameter): Remove dead code.
15250 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
15252 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
15253 a BIT_AND_EXPR only for an INTEGER_TYPE.
15255 2008-05-17 Xinliang David Li <davidxl@google.com>
15257 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
15258 (check_pow, check_log, is_unnecessary_except_errno_call): New
15259 functions to check for eliminating math functions that are pure
15260 except for setting errno.
15261 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
15262 general condition expressions for shrink-wrapping pow/log calls.
15263 (gen_shrink_wrap_conditions): Ditto.
15264 (shrink_wrap_one_built_in_call): Ditto.
15265 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
15266 (mark_operand_necessary): If debugging, output if OP is necessary.
15267 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
15269 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
15271 * gcc/common.opt: New user flag -ftree-builtin-dce.
15272 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
15274 2008-05-16 David S. Miller <davem@davemloft.net>
15276 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
15277 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15279 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
15282 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
15284 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15286 * ifcvt.c (dead_or_predicable): Rename
15287 df_simulate_one_insn_backwards to df_simulate_one_insn.
15288 * recog.c (peephole2_optimize): Ditto.
15289 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
15291 * df.h: Rename df_simulate_one_insn_backwards to
15292 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
15293 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
15294 scanning of defs and uses.
15295 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
15296 (df_simulate_one_insn_forwards): Removed.
15298 2008-05-16 Doug Kwan <dougkwan@google.com>
15300 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
15302 (real_from_string): Handle NaNs and Inf as approriate.
15304 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15306 * doc/gty.texi (Source Files Containing Type Information): Note
15307 that headers should appear first in the gtfiles list.
15309 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15311 * tree.def (COND_EXEC): Properly documented this code.
15313 2008-05-16 Diego Novillo <dnovillo@google.com>
15315 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
15316 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
15319 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15321 * tree-ssa-dse (max_stmt_uid): Removed.
15322 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
15323 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
15324 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
15325 * function.h (cfun.last_stmt_uid): New field.
15326 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
15327 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
15329 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
15330 (create_stmt_ann): Initialize the ann->uid field.
15331 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15333 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15335 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15337 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15338 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15339 (init_empty_tree_cfg): Call it.
15341 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15343 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15346 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15348 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15349 * tree-dump.c (dump_options): New verbose option.
15350 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15352 * tree-pass.h (TDF_VERBOSE): New dump flag.
15353 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15354 (tree-flow.h): Added include.
15355 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15357 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15359 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15361 From Jie Zhang <jie.zhang@analog.com>
15362 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15363 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15364 mcpu=bf561-none and mcpu=bf561-0.2.
15365 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15366 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15367 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15368 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15369 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15370 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15371 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15373 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15374 (cputype_selected): Remove.
15375 (bfin_handle_option): Don't use cputype_selected.
15376 (override_options): When no mcpu option, enable all workarounds.
15377 Don't use bfin_workarounds.
15378 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15380 (DEFAULT_CPU_TYPE): Don't define.
15382 2008-05-16 Richard Guenther <rguenther@suse.de>
15384 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15385 on deletion of the last stmt.
15387 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15389 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15390 V8HImode for SSE2 and V16QImode for SSE4.1.
15392 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15394 * cgraph.h (compute_inline_parameters): Made public.
15395 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15396 variable_generate_summary, function_write_summary,
15397 variable_write_summary, variable_read_summary. Added generate_summary,
15398 write_summary, read_summary.
15399 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15400 pass_ipa_inline.function_generate_summary, to
15401 compute_inline_parameters.
15402 * ipa-inline.c (compute_inline_parameters): Made public and added
15404 (compute_inline_parameters_for_current): New function.
15405 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15406 (inline_generate_summary): Removed parameter and made to loop over
15408 (pass_ipa_inline): Updated for new IPA_PASS structure.
15409 * passes.c (execute_ipa_summary_passes): Now is called once per
15410 pass rather than once per node*pass.
15412 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15414 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15415 avr_have_mul_p, avr_asm_only_p): Remove variables.
15416 (avr_override_options): Remove initialization of removed variables.
15417 (avr_file_start): Convert removed variables to fields of
15418 'struct base_arch_s *avr_current_arch'.
15419 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15420 (AVR_HAVE_MUL): (Ditto.).
15421 (AVR_HAVE_MOVW): (Ditto.).
15422 (AVR_HAVE_LPMX): (Ditto.).
15423 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15424 avr_asm_only_p): Remove declaration.
15426 2008-05-15 Diego Novillo <dnovillo@google.com>
15428 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15429 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15431 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15433 PR middle-end/36194
15434 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15435 Don't call record_truncated_value from here.
15436 (record_truncated_value): Turn it into a for_each_rtx callback.
15437 (record_truncated_values): New function.
15438 (combine_instructions): Call note_uses with record_truncated_values.
15439 Change name of check_conversion to check_promoted_subreg.
15441 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15443 * doc/sourcebuild.texi: Document support for torture tests.
15445 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15447 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15448 to alternative 4 of operand 2.
15450 2008-05-15 Richard Guenther <rguenther@suse.de>
15452 * tree-pass.h (current_pass): Declare.
15453 (get_pass_for_id): Likewise.
15454 * passes.c (passes_by_id, passes_by_id_size): New globals.
15455 (set_pass_for_id): New function.
15456 (get_pass_for_id): Likewise.
15457 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15458 (execute_function_todo): Flush per function statistics.
15459 * toplev.c (compile_file): Init statistics.
15460 (general_init): Do early statistics initialization.
15461 (finalize): Finish statistics.
15462 * statistics.h (statistics_early_init): Declare.
15463 (statistics_init): Likewise.
15464 (statistics_fini): Likewise.
15465 (statistics_fini_pass): Likewise.
15466 (statistics_counter_event): Likewise.
15467 (statistics_histogram_event): Likewise.
15468 * statistics.c: New file.
15469 * Makefile.in (OBJS-common): Add statistics.o.
15470 (statistics.o): Add dependencies.
15471 * doc/invoke.texi (-fdump-statistics): Document.
15473 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15474 (insert): Likewise.
15475 (execute_pre): Use statistics_counter_event.
15476 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15477 (substitute_and_fold): Increment it. Use statistics_counter_event.
15479 2008-05-15 Diego Novillo <dnovillo@google.com>
15481 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15483 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15484 * tree-ssa-alias.c (new_type_alias): Remove references to
15485 sub-variables from comment.
15486 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15488 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15490 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15491 attribute to 1 only for insertps alternative.
15493 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15495 * config/bfin/bfin.md (loadbytes): New pattern.
15496 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15497 (bfin_init_builtins): Initialize it.
15498 (bdesc_1arg): Add it.
15500 2008-05-15 Sa Liu <saliu@de.ibm.com>
15502 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15503 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15504 * testsuite/lib/target-supports.exp: Add
15505 check_effective_target_fortran_integer_16.
15507 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15509 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15510 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15511 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15512 (TARGET_RETURN_IN_MEMORY): Define.
15514 2008-05-15 Richard Guenther <rguenther@suse.de>
15516 PR middle-end/36244
15517 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15518 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15519 represent unmodifiable vars.
15521 2008-05-15 Richard Guenther <rguenther@suse.de>
15523 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15524 INDIRECT_REF and TARGET_MEM_REF.
15525 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15528 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15529 H.J. Lu <hongjiu.lu@intel.com>
15531 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15532 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15533 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15534 insn alternatives. Add missing alternatives.
15535 (*vec_concatv2di_rex64_sse4_1): Likewise.
15536 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15537 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15538 Require TARGET_SSE.
15540 2008-05-15 Richard Guenther <rguenther@suse.de>
15542 PR tree-optimization/36009
15543 PR tree-optimization/36204
15544 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15545 (determine_invariantness_stmt): Record the loop a store is
15546 always executed in.
15547 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15550 2008-05-15 Richard Guenther <rguenther@suse.de>
15552 PR tree-optimization/34330
15553 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15554 through the pointer will alias the SMT.
15556 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15558 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15560 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15562 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15564 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15565 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15567 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15568 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15569 (vashl_optab): New optab for vector/vector shifts.
15570 (vashr_optab): Ditto.
15571 (vlshr_optab): Ditto.
15572 (vrotl_optab): Ditto.
15573 (vrotr_optab): Ditto.
15574 (optab_subtype): New enum for optab_for_tree_code call.
15575 (optab_for_tree_code): Add enum optab_subtype argument.
15577 * optabs.c (optab_for_tree_code): Take an additional argument to
15578 distinguish between a vector shift by a scalar and vector shift by
15579 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15580 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15581 vector shift by a vector.
15582 (expand_widen_pattern_expr): Pass additional argument to
15583 optab_for_tree_code.
15585 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15586 vrotl_optab, vrotr_optab.
15588 * expr.c (expand_expr_real_1): Update calls to
15589 optab_for_tree_code to distinguish between vector shifted by a
15590 scalar and vector shifted by a vector.
15591 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15592 (supportable_narrowing_operation): Ditto.
15593 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15594 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15595 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15596 (vect_create_epilog_for_reduction): Ditto.
15597 (vectorizable_reduction): Ditto.
15598 (vectorizable_operation): Ditto.
15599 (vect_strided_store_supported): Ditto.
15600 (vect_strided_load_supported): Ditto.
15601 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15602 * expmed.c (expand_shift): Ditto.
15604 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15606 (ashr@var{m}3): Ditto.
15607 (vashl@var{m}3): Document new vector/vector shift standard name.
15608 (vashr@var{m}3): Ditto.
15609 (vlshr@var{m}3): Ditto.
15610 (vrotl@var{m}3): Ditto.
15611 (vrotr@var{m}3): Ditto.
15613 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15614 (PPERM_INVERT): Ditto.
15615 (PPERM_REVERSE): Ditto.
15616 (PPERM_REV_INV): Ditto.
15617 (PPERM_ZERO): Ditto.
15618 (PPERM_ONES): Ditto.
15619 (PPERM_SIGN): Ditto.
15620 (PPERM_INV_SIGN): Ditto.
15621 (PPERM_SRC1): Ditto.
15622 (PPERM_SRC2): Ditto.
15624 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15625 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15626 allows a memory operand to be the value being added, and split it
15627 to improve vectorization.
15628 (sse5_pmacsdqh_mem): Ditto.
15629 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15630 (sse5_mulv2div2di3_high): Ditto.
15631 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15632 (vec_pack_trunc_v4si): Ditto.
15633 (vec_pack_trunc_v2di): Ditto.
15634 (sse5_pcmov_<mode>): Remove code that tried to use use
15635 andps/andnps instead of pcmov.
15636 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15637 pmacsdqh instructions.
15638 (vec_widen_smult_lo_v4si): Ditto.
15640 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15641 (PPERM_INVERT): Ditto.
15642 (PPERM_REVERSE): Ditto.
15643 (PPERM_REV_INV): Ditto.
15644 (PPERM_ZERO): Ditto.
15645 (PPERM_ONES): Ditto.
15646 (PPERM_SIGN): Ditto.
15647 (PPERM_INV_SIGN): Ditto.
15648 (PPERM_SRC1): Ditto.
15649 (PPERM_SRC2): Ditto.
15650 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15652 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15654 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15655 says ignore whether the last reference is a memory operand.
15657 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15658 Paolo Bonzini <bonzini at gnu dot org>
15660 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15663 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15664 (vlshr<mode>3): Rename from vlshr<mode>3.
15665 (vashr<mode>3): Rename from vashr<mode>3.
15666 (mulv4sf3): Change the names of vector shift patterns.
15670 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15673 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15698 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15699 (floatunssidf2_internal): Change vector/vector shift names.
15700 (floatunsdidf2_internal): Ditto.
15707 (vashl<mode>3): Rename from ashl<mode>3.
15708 (vashr<mode>3): Rename from ashr<mode>3.
15709 (vlshr<mode>3): Rename from lshr<mode>3.
15710 (vrotl<mode>3): Rename from rotl<mode>3.
15712 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15715 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15716 multiply gives the wrong value when doing widening multiplies.
15717 (vec_widen_smult_lo_v4si): Ditto.
15719 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15721 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15722 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15723 emit_library_call_value.
15724 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15725 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15726 * calls.c (initialize_argument_information, precompute_arguments,
15727 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15728 (precompute_arguments): Removed flags parameter.
15729 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15731 2008-05-14 Richard Guenther <rguenther@suse.de>
15733 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15734 Make sure to register the store if the use is a PHI_NODE.
15736 2008-05-14 Olivier Hainque <hainque@adacore.com>
15738 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15739 memory if the component is to be referenced in BLKmode according
15740 to get_inner_reference.
15742 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15744 * calls.c (emit_library_call_value_1): Restore code clearing
15745 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15747 2008-05-14 Olivier Hainque <hainque@adacore.com>
15748 Nicolas Roche <roche@adacore.com>
15750 * configure.ac: Add support for a "gcc_subdir" variable in
15751 config-lang.in, to denote a subdirectory where the language/GCC
15752 integration files are to be found.
15753 * configure: Regenerate.
15755 2008-05-14 Ira Rosen <irar@il.ibm.com>
15757 PR tree-optimization/36098
15758 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15759 value for the first load in the group in case of a gap.
15760 (vect_build_slp_tree): Check that there are no gaps in loads.
15762 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15764 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15765 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15766 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15767 emit_insn and remove unneeded code to construct extra args.
15768 (emit_no_conflict_block): Removed.
15769 * optabls.h: (emit_no_conflict_block): Removed.
15770 * cse.c (cse_extended_basic_block): Remove search for
15771 REG_NO_CONFLICT note.
15772 * global.c: Removed incorrect comment added in revision 117.
15773 * expr.c (convert_move): Change call to emit_no_conflict_block to
15775 * recog.c: Change comments so that they do not mention
15777 * local_alloc.c (combine_regs): Removed last parameter.
15778 (no_conflict_p): Removed.
15779 (block_alloc): Removed note, no_conflict_combined_regno and set
15780 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15781 (combine_regs): Removed already_dead and code to look for
15782 REG_NO_CONFLICT notes.
15783 * lower_subreg (remove_retval_note): Removed code to look for
15784 REG_NO_CONFLICT block.
15785 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15786 (resolve_clobber): Remove code to process libcalls that have
15787 REG_NO_CONFLICT notes.
15788 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15790 * combine.c (can_combine_p, distribute_notes): Removed
15791 REG_NO_CONFLICT case.
15792 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15794 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15795 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15797 * reg-notes.def (NO_CONFLICT): Removed.
15799 2008-05-14 David S. Miller <davem@davemloft.net>
15801 * config/sparc/sparc.c (sparc_profile_hook): If
15802 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15803 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15804 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15806 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15808 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15810 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15813 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15814 and op1 expansion before vector concat to have less live pseudos.
15816 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15818 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15819 ix86_expand_vector_set if supported.
15821 2008-05-13 Diego Novillo <dnovillo@google.com>
15822 Kenneth Zadeck <zadeck@naturalbridge.com>
15824 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15826 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15827 phinodes_print_statistics, init_ssanames, fini_ssanames,
15828 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15829 release_ssa_name, release_defs, replace_ssa_name_symbol,
15830 ssanames_print_statistics): Move ...
15831 * tree-flow.h: ... here.
15832 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15833 Use FN instead of cfun.
15834 (make_ssa_name_fn): Rename from make_ssa_name.
15835 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15836 * tree-flow-inline.h (make_ssa_name): Move from
15837 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15838 * omp-low.c (expand_omp_parallel):
15839 * tree-flow-inline.h (redirect_edge_var_map_result):
15840 * tree-ssa.c (init_tree_ssa): Add argument FN.
15841 Use it instead of cfun. Update all users.
15843 2008-05-13 Tom Tromey <tromey@redhat.com>
15845 PR preprocessor/22168:
15846 * doc/cpp.texi (Top): Update menu.
15847 (Alternatives to Wrapper #ifndef): New node.
15848 (Other Directives): Document deprecation.
15849 (Obsolete Features): Remove menu.
15850 (Assertions): Merge node into Obsolete Features.
15851 (Obsolete once-only headers): Move earlier; rename to Alternatives
15852 to Wrapper #ifndef.
15853 * doc/cppopts.texi: Update.
15854 * c.opt (Wdeprecated): Enable for C and ObjC.
15855 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15856 (C++ Dialect Options): Move -Wno-deprecated from here to...
15857 (Warning Options): ... here.
15859 2008-05-13 Richard Guenther <rguenther@suse.de>
15861 PR middle-end/36227
15862 * fold-const.c (fold_sign_changed_comparison): Do not allow
15863 changes in pointer-ness.
15865 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15868 * config/sh/sh.c (sh_expand_prologue): Don't clear
15869 RTX_FRAME_RELATED_P for push insns.
15871 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15873 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15875 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15877 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15878 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15879 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15881 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15883 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15884 (*vec_concatv4sf_sse): This.
15885 (*sse2_concatv2si): Renamed to ...
15886 (*vec_concatv2si_sse2): This.
15887 (*sse1_concatv2si): Renamed to ...
15888 (*vec_concatv2si_sse): This.
15889 (*vec_concatv2di_rex): Renamed to ...
15890 (*vec_concatv2di_rex64): This.
15891 (*vec_concatv2si_sse4_1): New.
15892 (*vec_concatv2di_rex64_sse4_1): Likewise.
15894 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15896 PR rtl-optimization/36111
15897 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15898 that was created for swappable operands.
15900 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15903 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15904 * configure.ac: Add call to ACX_PROG_GNAT.
15906 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15908 * optc-gen.awk: Fix comment typo.
15910 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15912 * pretty-print.c (pp_integer_with_precision): Use
15913 HOST_LONG_LONG_FORMAT.
15915 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15917 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15919 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/i386.c (bdesc_ptest): Removed.
15922 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15923 (bdesc_args): Add __builtin_ia32_ptestz128,
15924 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15925 (ix86_init_mmx_sse_builtins): Updated.
15926 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15927 (ix86_expand_builtin): Updated.
15929 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15931 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15932 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15934 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15936 * value-prof.c (interesting_stringop_to_profile): Do not
15937 return early for BUILT_IN_MEMPCPY.
15939 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15941 * calls.c (expand_call): Don't use callgraph to increase
15942 preferred_stack_boundary.
15944 * cgraph.h (cgraph_rtl_info): Use unsigned on
15945 preferred_incoming_stack_boundary.
15947 * final.c (rest_of_clean_state): Use unsigned on
15948 preferred_stack_boundary.
15950 2008-05-09 Tom Tromey <tromey@redhat.com>
15952 PR preprocessor/22231:
15953 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15956 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15958 PR tree-optimization/36129
15959 * tree-ssa-ccp.c: Include value-prof.h.
15960 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15961 built-in function was folded to a constant.
15962 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15964 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15965 Sebastian Pop <sebastian.pop@amd.com>
15967 * tree-scalar-evolution.c: Document instantiate_scev.
15968 (instantiate_parameters_1): Renamed instantiate_scev_1.
15969 Don't use the same loop for instantiation_loop and evolution_loop.
15970 (instantiate_scev): New.
15971 (instantiate_parameters): Moved...
15972 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15973 same loop twice. Maintains the semantics for this function.
15974 * tree-scalar-evolution.h (instantiate_scev): Declare.
15975 (instantiate_parameters): ...here. Now static inline.
15976 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15977 instead of resolve_mixers.
15979 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15981 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15983 2008-05-09 Tomas Bily <tbily@suse.cz>
15985 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15986 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15987 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15988 * c-common.c (c_common_truthvalue_conversion): Likewise.
15989 * tree-object-size.c (compute_object_offset): Likewise.
15990 * tree-inline.c (estimate_num_insns_1): Likewise.
15991 * varasm.c (const_hash_1, compare_constant, copy_constant)
15992 (compute_reloc_for_constant, output_addressed_constants)
15993 (initializer_constant_valid_p): Likewise.
15994 * c-omp.c (check_omp_for_incr_expr): Likewise.
15995 * gimplify.c (gimplify_expr): Likewise.
15996 * c-typeck.c (c_finish_return): Likewise.
15997 * tree-vectorizer.c (supportable_widening_operation)
15998 (supportable_narrowing_operation): Likewise.
15999 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16000 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16001 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16002 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16003 (descr_info_loc): Likewise.
16004 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16005 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16006 (fold_unary): Likewise.
16007 * builtins.c (get_pointer_alignment): Likewise.
16008 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16009 (instantiate_parameters_1): Likewise.
16010 * tree.c (expr_align, stabilize_reference): Likewise.
16011 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16012 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16013 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16014 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16015 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16016 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16018 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16019 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16020 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16021 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16022 (forward_propagate_comparison)
16023 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16024 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16025 * emit-rtl.c (component_ref_for_mem_expr)
16026 (set_mem_attributes_minus_bitpos): Likewise.
16027 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16028 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16030 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16031 (build_function_call, pointer_diff, build_compound_expr)
16032 (c_finish_return): Likewise.
16033 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16034 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16036 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16037 * expr.c (is_aligning_offset): Likewise.
16038 * tree-ssa-alias.c (is_escape_site): Likewise.
16039 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16040 (check_all_va_list_escapes): Likewise.
16041 * tree-ssa-loop-ivopts.c (determine_base_object)
16042 (determine_common_wider_type): Likewise.
16043 * dojump.c (do_jump): Likewise.
16044 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16045 * tree-gimple.c (is_gimple_cast): Likewise.
16046 * fold-const.c (decode_field_reference, )
16047 (fold_sign_changed_comparison, fold_unary, fold_comparison)
16048 (fold_binary): Likewise.
16049 * tree-ssa-alias-warnings.c (find_alias_site_helper)
16050 (already_warned_in_frontend_p): Likewise.
16051 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
16052 * tree.c (really_constant_p, get_unwidened): Likewise.
16053 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
16054 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
16055 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
16057 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
16059 (CONVERT_EXPR_P): Define.
16060 (CASE_CONVERT): Define.
16062 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
16064 PR middle-end/36117
16065 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
16066 (delete_unmarked_insns): When deleting a call, call
16067 delete_unreachable_blocks.
16068 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16069 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
16071 2008-05-08 Richard Guenther <rguenther@suse.de>
16073 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
16074 (-ftree-salias): Likewise.
16075 (salias-max-implicit-fields): Remove param documentation.
16076 (salias-max-array-elements): Likewise.
16077 * tree-pass.h (pass_create_structure_vars): Remove.
16078 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16079 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16080 * tree-ssa-alias.c (create_structure_vars): Remove.
16081 (gate_structure_vars): Likewise.
16082 (pass_create_structure_vars): Likewise.
16083 (gate_build_alias): Likewise.
16084 (pass_build_alias): Adjust to run always and dump the function.
16085 * common.opt (ftree-salias): Hide.
16086 * passes.c (init_optimization_passes): Remove
16087 pass_create_structure_vars, adjust comment.
16088 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
16089 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
16090 * opts.c (decode_options): Do not set flag_tree_salias.
16091 (common_handle_option): Add OPT_ftree_salias to the backward
16092 compatibility section.
16094 2008-05-08 Richard Guenther <rguenther@suse.de>
16096 * tree-flow-inline.h (var_can_have_subvars): Move ...
16097 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
16098 * tree-flow.h (var_can_have_subvars): Remove.
16099 (push_fields_onto_fieldstack): Remove.
16100 (sort_fieldstack): Likewise.
16101 (struct fieldoff): Move ...
16102 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
16103 alias_set and base_for_components fields.
16104 (sort_fieldstack): Make static.
16105 (push_fields_onto_fieldstack): Likewise. Remove code that
16106 handles anything but RECORD_TYPEs. Remove alias_set and
16107 base_for_components handling.
16108 (create_variable_info_for): Adjust.
16110 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
16112 * common.opt (Wframe-larger-than=): Shorten the help message
16114 * doc/invoke.texi (Wframe-larger-than=): Add more description.
16116 2008-05-08 Rafael EspÃndola <espindola@google.com>
16118 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
16120 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
16121 trap and that both operands are gimple values.
16122 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
16123 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
16126 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16128 * read-rtl.c (join_c_conditions): Return the first string if the
16129 two strings are equal.
16131 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
16133 * gensupport.h (pred_data): Add a "num_codes" field.
16134 (add_predicate_code): Declare.
16135 * gensupport.c (add_predicate_code): New function.
16136 (std_pred_table): Add an "allows_const_p" field.
16137 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
16138 Remove the (incomplete) list of such codes from the codes field.
16139 (init_predicate_table): Use add_predicate_code. Add all
16140 RTX_CONST_OBJs if allows_const_p is true.
16141 * genrecog.c (process_define_predicate): Use add_predicate_code.
16143 2008-05-08 David Daney <ddaney@avtrex.com>
16144 Richard Sandiford <rsandifo@nildram.co.uk>
16146 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
16147 special case of constant zero operands.
16148 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
16149 old and new values. Special case constant zero values.
16150 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
16152 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
16153 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
16155 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
16158 * simplify-rtx.c (simplify_plus_minus): Create CONST of
16159 similar RTX_CONST_OBJ before CONST_INT.
16161 2008-05-08 Steve Ellcey <sje@cup.hp.com>
16163 * stmt.c (expand_stack_restore): Change sa mode if needed.
16165 2008-05-08 Richard Guenther <rguenther@suse.de>
16167 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
16168 return type to bool.
16169 (ix86_sol10_return_in_memory): Likewise.
16170 (ix86_i386elf_return_in_memory): Likewise.
16171 (ix86_i386interix_return_in_memory): Likewise.
16172 * config/i386/i386.c (ix86_return_in_memory): Likewise.
16173 (ix86_sol10_return_in_memory): Likewise.
16174 (ix86_i386elf_return_in_memory): Likewise.
16175 (ix86_i386interix_return_in_memory): Likewise.
16177 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16180 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
16182 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
16183 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
16186 2008-05-08 Richard Guenther <rguenther@suse.de>
16188 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
16189 * tree-data-ref.h (struct dr_alias): Remove subvars field.
16190 (DR_SUBVARS): Remove.
16191 * tree-dfa.c (dump_subvars_for): Remove.
16192 (debug_subvars_for): Likewise.
16193 (dump_variable): Do not dump subvars.
16194 (remove_referenced_var): Do not remove subvars.
16195 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
16196 (lookup_subvars_for_var): Remove.
16197 (get_subvars_for_var): Likewise.
16198 (get_subvars_at): Likewise.
16199 (get_first_overlapping_subvar): Likewise.
16200 (overlap_subvar): Likewise.
16201 * tree-flow.h (subvar_t): Remove.
16202 (struct var_ann_d): Remove subvars field.
16203 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
16204 argument. Remove special handling of SFTs.
16205 (compute_tag_properties): Likewise.
16206 (set_initial_properties): Likewise.
16207 (compute_call_clobbered): Likewise.
16208 (count_mem_refs): Likewise.
16209 (compute_memory_partitions): Likewise.
16210 (compute_flow_insensitive_aliasing): Likewise.
16211 (setup_pointers_and_addressables): Likewise.
16212 (new_type_alias): Likewise.
16213 (struct used_part): Remove.
16214 (used_portions): Likewise.
16215 (struct used_part_map): Likewise.
16216 (used_part_map_eq): Likewise.
16217 (used_part_map_hash): Likewise.
16218 (free_used_part_map): Likewise.
16219 (up_lookup): Likewise.
16220 (up_insert): Likewise.
16221 (get_or_create_used_part_for): Likewise.
16222 (create_sft): Likewise.
16223 (create_overlap_variables_for): Likewise.
16224 (find_used_portions): Likewise.
16225 (create_structure_vars): Likewise.
16226 * tree.def (STRUCT_FIELD_TAG): Remove.
16227 * tree.h (MTAG_P): Adjust.
16228 (struct tree_memory_tag): Remove base_for_components and
16229 unpartitionable flags.
16230 (struct tree_struct_field_tag): Remove.
16231 (SFT_PARENT_VAR): Likewise.
16232 (SFT_OFFSET): Likewise.
16233 (SFT_SIZE): Likewise.
16234 (SFT_NONADDRESSABLE_P): Likewise.
16235 (SFT_ALIAS_SET): Likewise.
16236 (SFT_UNPARTITIONABLE_P): Likewise.
16237 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
16238 (union tree_node): Remove sft field.
16239 * alias.c (get_alias_set): Remove special handling of SFTs.
16240 * print-tree.c (print_node): Remove handling of SFTs.
16241 * tree-dump.c (dequeue_and_dump): Likewise.
16242 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
16243 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
16244 * tree-predcom.c (set_alias_info): Do not set subvars.
16245 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
16246 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
16247 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
16248 (add_vars_for_offset): Remove.
16249 (add_virtual_operand): Remove special handling of SFTs.
16250 (add_call_clobber_ops): Likewise.
16251 (add_call_read_ops): Likewise.
16252 (get_asm_expr_operands): Likewise.
16253 (get_modify_stmt_operands): Likewise.
16254 (get_expr_operands): Likewise.
16255 (add_to_addressable_set): Likewise.
16256 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
16257 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
16258 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
16259 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
16260 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
16261 (tree_node_structure): Likewise.
16262 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
16264 (find_what_p_points_to): Likewise.
16266 2008-05-08 Sa Liu <saliu@de.ibm.com>
16268 * config/spu/spu.md: Fixed subti3 pattern.
16270 2008-05-08 Richard Guenther <rguenther@suse.de>
16272 PR middle-end/36154
16273 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
16274 sure to create a representative for trailing arrays for PTA.
16276 2008-05-08 Richard Guenther <rguenther@suse.de>
16278 PR middle-end/36172
16279 * fold-const.c (operand_equal_p): Two objects which types
16280 differ in pointerness are not equal.
16282 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
16284 * calls.c (compute_argument_block_size): Add argument tree fndecl.
16285 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
16286 (emit_library_call_value_1): Add new variable fndecl initialized by
16287 NULL_TREE. It should be the decl type of orgfun, but this information
16288 seems not to be available here, so it uses the default calling abi.
16289 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
16290 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
16291 by TARGET_RETURN_IN_MEMORY.
16292 * config/i386/i386-interix.h: Likewise.
16293 * config/i386/i386.h: Likewise.
16294 * config/i386/i386elf.h: Likewise.
16295 * config/i386/ptx4-i.h: Likewise.
16296 * config/i386/sol2-10.h: Likewise.
16297 * config/i386/sysv4.h: Likewise.
16298 * config/i386/vx-common.h: Likewise.
16299 * config/cris/cris.h: Removed #if 0 clause.
16300 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
16301 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
16303 (ix86_sol10_return_in_memory): Likewise.
16304 (ix86_i386elf_return_in_memory): New.
16305 (ix86_i386interix_return_in_memory): New.
16306 * config/mt/mt-protos.h (mt_return_in_memory): New.
16307 * config/mt/mt.c: Likewise.
16308 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16309 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
16310 * config/bfin/bfin.h: Likewise.
16311 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
16313 * config/bfin/bfin.c: Likewise.
16314 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
16315 * config/alpha/unicosmk.h: Likewise.
16316 * config/i386/cygming.h: Likewise.
16317 * config/iq2000/iq2000.h: Likewise.
16318 * config/mips/mips.h: Likewise.
16319 * config/mn10300/mn10300.h: Likewise.
16320 * config/rs6000/rs6000.h: Likewise.
16321 * config/score/score.h: Likewise.
16322 * config/spu/spu.h: Likewise.
16323 * config/v850/v850.h: Likewise.
16324 * defaults.h: Likewise.
16325 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
16326 * expr.c (emit_block_move): Adjust use of
16327 OUTGOING_REG_PARM_STACK_SPACE.
16328 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
16329 OUTGOING_REG_PARM_STACK_SPACE.
16330 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16332 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16334 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16335 on OMP_RETURN for OMP_FOR.
16338 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16339 (fortran_common): New function.
16340 (gen_variable_die): Call fortran_common instead of common_check,
16341 adjust for it returning tree instead of rtx. Formatting.
16343 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16347 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16348 * c-decl.c (merge_decls): Ditto.
16349 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16350 to RTL_CONST_OR_PURE_CALL_P.
16351 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16352 Initialized DECL_LOOPING_CONST_PURE.
16353 (process_call_operands): Set tree_side_effects properly.
16354 * tree.h (TREE_READONLY_DECL_P): Removed.
16355 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16356 (DECL_LOOPING_OR_CONST_P): New macro.
16357 (struct tree_function_decl): Added looping_const_or_pure_p.
16358 (ECF_*) Renumbered.
16359 (ECF_LOOPING_OR_CONST_P): New macro.
16360 * rtlanal.c (pure_const_p): Removed.
16361 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16362 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16363 to RTL_CONST_CALL_P.
16364 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16365 (check_decl, check_tree, check_call, scan_function): Initialize
16367 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16368 (static_execute): Set looping true for recursive functions.
16369 Undo setting state to IPA_NEITHER for recursive functions.
16370 * cse.c (cse_insn):
16371 * ifcvt.c (noce_can_store_speculate_p): Changed
16372 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16373 RTL_CONST_OR_PURE_CALL_P.
16374 * dse.c (scan_insn): Ditto.
16375 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16376 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16377 RTL_CONST_OR_PURE_CALL_P.
16378 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16379 pure_call_p to RTL_CONST_CALL_P.
16380 * gimplify.c (gimplify_call_expr): Clear side effects for
16381 non-looping pure and constant calls.
16382 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16383 (flags_from_decl_or_type): Set ecf flags from decl flags.
16384 (initialize_argument_information): Turn off
16385 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16386 Change const to pure if callee_copies is true rather than just
16388 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16389 way of marking pure calls.
16390 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16391 Remove hack that was supposed to fix pr7335 and remove old
16392 way of marking pure calls.
16393 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16394 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16395 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16396 RTL_CONST_OR_PURE_CALL_P.
16397 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16398 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16399 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16400 * sched-deps.c (schedule_analyze): Ditto.
16401 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16402 return_val field of calls to represent pure and const function info.
16403 (CONST_OR_PURE_CALL_P): Deleted macro.
16404 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16405 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16406 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16408 * tree-optimize.c (execute_fixup_cfg): Added test for
16409 ECF_LOOPING_CONST_OR_PURE.
16410 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16412 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16413 effects for looping pure or const calls.
16414 (verify_gimple_expr): Added verification code.
16415 * config/alpha/alpha.c (alpha_legitimize_address,
16416 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16418 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16419 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16420 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16421 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16422 RTL_CONST_OR_PURE_CALL_P.
16423 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16424 and const calls to be deleted.
16426 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16429 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16430 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16431 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16432 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16433 to handle nonimmediate operands.
16434 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16435 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16436 to handle nonimmediate operands.
16437 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16438 (mmx_pmulhrwv4hi3): New expander. Use
16439 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16440 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16441 (sse2_umulv1siv1di3): New expander. Use
16442 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16443 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16444 (mmx_eq<mode>3): New expander. Use
16445 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16446 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16447 (mmx_uavgv8qi3): New expander. Use
16448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16449 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16450 (mmx_uavgv4hi3): New expander. Use
16451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16453 * config/i386/sse.md
16454 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16455 to handle nonimmediate operands.
16456 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16457 to handle nonimmediate operands.
16458 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16459 to handle nonimmediate operands.
16460 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16461 to handle nonimmediate operands.
16462 (sse2_unpckhpd_exp): New expander. Use
16463 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16464 (sse2_unpcklpd_exp): New expander. Use
16465 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16466 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16467 to handle nonimmediate operands.
16468 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16469 to handle nonimmediate operands.
16470 (*sse2_<plusminus_insn><mode>3): Rename from
16471 sse2_<plusminus_insn><mode>3 insn pattern.
16472 (sse2_<plusminus_insn><mode>3): New expander. Use
16473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16474 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16475 (sse2_umulv2siv2di3): New expander. Use
16476 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16477 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16478 (sse4_1_mulv2siv2di3): New expander. Use
16479 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16480 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16481 (sse2_pmaddwd): New expander. Use
16482 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16483 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16484 (sse2_eq<mode>3): New expander. Use
16485 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16486 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16487 (sse4_1_eqv2di3): New expander. Use
16488 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16489 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16490 (sse2_uavgv16qi3): New expander. Use
16491 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16492 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16493 (sse2_uavgv16qi3): New expander. Use
16494 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16495 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16496 (sse2_uavgv8hi3): New expander. Use
16497 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16498 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16499 (ssse3_pmulhrswv8hi3): New expander. Use
16500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16501 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16502 (ssse3_pmulhrswv4hi3): New expander. Use
16503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16505 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16506 (<sse>_vmmul<mode>3): Ditto.
16507 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16509 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16510 (ssse3_pmaddubsw): Ditto.
16512 * config/i386/i386.c (struct_builtin_description)
16513 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16514 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16515 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16516 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16517 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16518 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16519 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16520 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16521 (ix86_fixup_binary_operands): Assert that src1
16522 and src2 must have the same mode when swapped.
16523 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16524 and ix86_binary_operator_ok. Do not force operands in registers
16527 2008-05-07 Jan Hubicka <jh@suse.cz>
16529 * cgraph.c (dump_cgraph_node): Update.
16530 * cgraph.h (cgraph_local_info): Break out inline summary.
16531 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16533 * ipa-inline (inline_summary): New accestor function.
16534 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16535 cgraph_decide_inlining, compute_inline_parameters): Update.
16536 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16538 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16540 Cleanup ColdFire scheduling support and add V4 pipeline model.
16542 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16543 (define_attr cpu): Add cfv4 value.
16544 (define_attr type, define_attr type1): Merge into a single 'type'
16545 attribute. Update all uses.
16546 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16547 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16549 (define_attr opx_mem, define_attr opy_mem): Remove.
16550 (define_attr op_mem): Clean up, update comment.
16551 (define_attr size): Use specific values instead of general int.
16552 (define_attr guess, define_attr split): Remove. Update all uses.
16553 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16554 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16555 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16556 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16557 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16558 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16559 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16560 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16561 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16562 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16563 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16564 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16565 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16566 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16567 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16568 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16569 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16570 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16571 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16572 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16573 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16574 Update or set attributes.
16575 (stack_tie): New fake instruction.
16577 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16578 (m68k_sched_attr_size): Update declaration.
16579 (m68k_sched_attr_type2): Remove.
16580 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16581 Declare new bypass predicates.
16583 * config/m68k/m68k.c (m68k_sched_issue_rate,
16584 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16586 (TARGET_SCHED_ISSUE_RATE,
16587 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16588 (override_options): Handle scheduling for ColdFire V4 core.
16589 (m68k_expand_prologue): Emit stack_tie.
16590 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16591 'OP_TYPE_FPN'. Update all uses.
16592 (sched_guess_p): Remove.
16593 (sched_address_type): Handle symbolic addresses.
16594 (sched_get_operand): New static function.
16595 (sched_operand_type): Merge into sched_attr_op_type.
16596 (sched_attr_op_type): Handle FP registers, handle quick constants,
16598 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16599 (m68k_sched_attr_size): Update. Move logic to ...
16600 (sched_get_attr_size_int): New static function.
16601 (sched_get_opxy_mem_type): New static function.
16602 (m68k_sched_attr_op_mem): Update.
16603 (m68k_sched_attr_type2): Remove.
16604 (sched_cfv4_bypass_data): New static variable.
16605 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16606 (m68k_sched_issue_rate): Implement scheduler hook.
16607 (struct _sched_ib: enabled_p): New field.
16608 (m68k_sched_variable_issue): Update. Handle V4.
16609 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16610 sched_dump_class_func_t, sched_dump_split_class,
16611 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16612 sched_dump_dfa_class, m68k_sched_dump): Remove.
16613 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16615 (m68k_sched_init_global): Remove statisctics dumping, introduce
16616 sanity check that all instructions have pipeline reservations. Handle
16618 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16619 Handle ColdFire V4 core.
16620 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16621 New static functions.
16622 (m68k_sched_address_bypass_p): New bypass predicate.
16623 (sched_get_indexed_address_scale): New static function.
16624 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16626 * cf.md: Update comments.
16627 (define_attr type2): Remove. Use 'type' attribute instead.
16629 (cf_ib): Rename to cfv123_ib. Update all uses.
16630 (cf_oep): Rename to cfv123_oep. Update all uses.
16631 (cf_chr): Rename to cfv123_chr. Update all uses.
16632 (cf_mem): Rename to cfv123_mem. Update all uses.
16633 (cf_mac): Move to more appropriate place.
16634 (cfv123_guess): New automaton and cpu_unit.
16635 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16636 Update uses of 'size' attribute. Handle before reload scheduling.
16637 (cfv123_guess): New dummy reservation for unhandled instructions.
16638 (cfv4_*): Pipeline description of ColdFire V4 core.
16639 (ignore): New reservation to handle 'ignore' type.
16641 2008-05-07 Ian Lance Taylor <iant@google.com>
16643 PR middle-end/36013
16644 * gimplify.c (find_single_pointer_decl_1): Don't look through
16646 (find_single_pointer_decl): Adjust comments.
16648 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16650 PR middle-end/36137
16651 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16652 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16654 PR middle-end/36106
16655 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16656 integral type rather than floating point, then VIEW_CONVERT_EXPR
16657 to the floating point type.
16659 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16661 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16662 TFmode op0 to register.
16664 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16666 * c-decl.c (grokdeclarator): Comment typo.
16668 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16670 * tree-flow.h: Remove prototype for computed_goto_p.
16671 * tree-cfg.c (computed_goto_p): Make static.
16673 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16676 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16677 (contains_aligned_value_p): This. Handle _Decimal128.
16678 (ix86_function_arg_boundary): Only align _Decimal128 to its
16679 natural boundary and handle it properly.
16681 2008-05-06 Martin Jambor <mjambor@suse.cz>
16683 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16684 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16685 (ipcp_method_set_orig_node): Removed.
16686 (ipcp_cval_get_cvalue_type): Removed.
16687 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16688 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16689 (ipcp_cval_set_cvalue_type): Removed.
16690 (ipcp_cval_get_cvalue): Removed.
16691 (ipcp_cval_set_cvalue): Removed.
16692 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16693 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16694 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16695 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16696 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16697 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16698 (ipcp_get_ith_lattice): Changed parameters.
16699 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16700 (ipcp_lattice_from_jfunc): Changed parameters.
16701 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16702 (ipcp_method_cval_print): Added temporary variable info.
16703 (ipcp_redirect): Removed already unused local variable caller.
16704 (ipcp_redirect): New temporary variable orig_callee_info
16705 (ipcp_redirect): Removed newly unused local variable callee.
16706 (ipcp_redirect): Removed (a bit confusing) local variable type.
16707 (ipcp_insert_stage): Added local variable info.
16708 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16710 (ipcp_formal_create): Removed.
16711 (ipcp_method_cval_set): Removed.
16712 (ipcp_propagate_stage): Renamed lattice variables.
16713 (ipcp_method_cval_set_cvalue_type): Removed.
16714 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16715 (ipcp_print_all_lattices): Changed printed strings to refer to
16716 lattices rather than cvals.
16717 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16718 (ipcp_propagate_const): Changed formal parameters.
16719 (build_const_val): Changed formal parameters.
16720 (ipcp_insert_stage): Removed useless variable cvalue
16721 (build_const_val): Changed formal parameters.
16722 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16723 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16724 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16725 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16726 (ipcp_print_func_profile_counts): Changed string from "method" to
16728 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16729 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16730 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16731 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16732 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16733 (ipcp_lat_is_const): Changed parameters and made inline.
16734 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16735 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16736 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16737 the predicate condition directly
16738 (ipcp_propagate_stage): Added local variable args. Removed local
16739 variable callee. (Both are mere code simplifications.)
16740 (ipcp_method_dont_insert_const): Renamed to
16741 ipcp_node_not_modifiable_p.
16742 (ipcp_node_not_modifiable_p): Made inline.
16743 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16744 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16745 (ipcp_print_all_lattices): Removed variable cvalue
16746 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16749 2008-05-06 Olivier Hainque <hainque@adacore.com>
16751 * tree-sra.c (try_instantiate_multiple_fields): Early return
16752 if field has POINTER_TYPE.
16754 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16756 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16757 by using 'q' specifier for instruction.
16758 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16760 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16762 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16763 Change mode of zero_extract from QImode to HImode.
16764 (sign bit tests peepholes): (Ditto.).
16766 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16768 * config/i386/mmx.md: Remove double backslashes from asm templates.
16769 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16770 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16771 to handle nonimmediate operands.
16772 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16773 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16774 to handle nonimmediate operands.
16775 (*mmx_<code>v2sf3_finite): New insn pattern.
16776 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16777 (mmx_<code>v2sf3): New expander. Use
16778 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16779 (mmx_<plusminus_insn><mode>3): New expander. Use
16780 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16781 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16782 (mmx_add<mode>3): Removed.
16783 (mmx_ssadd<mode>3): Ditto.
16784 (mmx_usadd<mode>3): Ditto.
16785 (mmx_sub<mode>3): Ditto.
16786 (mmx_sssub<mode>3): Ditto.
16787 (mmx_ussub<mode>3): Ditto.
16788 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16789 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16790 to handle nonimmediate operands.
16791 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16793 (mmx_smulv4hi3_highpart): New expander. Use
16794 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16795 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16797 (mmx_umulv4hi3_highpart): New expander. Use
16798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16799 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16800 (mmx_<code>v4hi3): New expander. Use
16801 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16802 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16803 (mmx_<code>v8qi3): New expander. Use
16804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16805 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16806 (mmx_<code><mode>3): New expander. Use
16807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16809 2008-05-05 Jan Hubicka <jh@suse.cz>
16811 PR tree-optimization/36118
16812 * passes.c (pass_init_dump_file): Fix dump header.
16814 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16816 PR middle-end/36141
16817 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16818 VCE for function decls.
16820 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16822 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16824 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16826 * config/i386/i386.md (sat_plusminus): New.
16827 (plusminus_insn): Likewise.
16828 (plusminus_mnemonic): Likewise.
16830 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16831 (*<addsub><mode>3_cc_overflow): Renamed to ...
16832 (*<plusminus_insn><mode>3_cc_overflow): This.
16833 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16834 (*<plusminus_insn>si3_zext_cc_overflow): This.
16836 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16837 (<plusminus_insn><mode>3): This.
16838 (*<addsub><mode>3): Renamed to ...
16839 (*<plusminus_insn><mode>3): This.
16840 (<sse>_vm<addsub><mode>3): Renamed to ...
16841 (<sse>_vm<plusminus_insn><mode>3): This.
16842 (sse3_h<addsub>v4sf3): Renamed to ...
16843 (sse3_h<plusminus_insn>v4sf3): This.
16844 (sse3_h<addsub>v2df3): Renamed to ...
16845 (sse3_h<plusminus_insn>v2df3): This.
16846 (<plusminus_insn><mode>3): New.
16847 (*<plusminus_insn><mode>3): Likewise.
16848 (sse2_<plusminus_insn><mode>3): Likewise.
16849 (add<mode>): Removed.
16850 (*add<mode>3): Likewise.
16851 (sse2_ssadd<mode>3): Likewise.
16852 (sse2_usadd<mode>3): Likewise.
16853 (sub<mode>3): Likewise.
16854 (*sub<mode>3): Likewise.
16855 (sse2_sssub<mode>3): Likewise.
16856 (sse2_ussub<mode>3): Likewise.
16858 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16860 * gthr-single.h: Add in required interface elements as per gthr.h.
16861 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16862 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16863 Generalize UNUSED macro.
16864 (__gthread_once): Add.
16865 (__gthread_key_create): Add.
16866 (__gthread_key_delete): Add.
16867 (__gthread_getspecific): Add.
16868 (__gthread_setspecific): Add.
16870 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16873 the same size types for the indirect reference on the rhs, then
16876 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16878 * config/i386/i386.md
16879 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16880 one insn template instead of template series.
16881 (*xordi_1_rex64): Ditto.
16882 (*xordi_2_rex64): Ditto.
16884 2008-05-05 Ira Rosen <irar@il.ibm.com>
16886 PR tree-optimization/36119
16887 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16890 2008-06-04 Jan Hubicka <jh@suse.cz>
16892 tree-optimization/36100
16893 * tree-pass.h (pass_O0_always_inline): Declare.
16894 * ipa-inline.c (inline_transform): Remove dead code.
16895 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16896 pass_O0_always_inline): New.
16897 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16899 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16901 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16902 mnemonic in this_param move for TARGET_64BIT.
16904 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16906 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16907 (*strmovsi_rex_1): Ditto.
16908 (*strsetsi_1): Ditto.
16909 (*strsetsi_rex_1): Ditto.
16911 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16912 adddicc expanders using SWI mode iterator.
16914 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16917 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16920 2008-05-04 David S. Miller <davem@davemloft.net>
16922 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16923 (sparc*-*-linux*): Use linux.h in tm_file.
16924 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16925 compiler defaulting to 32-bit.
16926 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16928 * config/sparc/linux.h: Remove definitions now obtained
16929 properly from linux.h
16930 * config/sparc/linux64.h: Likewise.
16931 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16932 don't want this setting for 32-bit builds in a biarch compiler.
16933 * doc/install.texi: Add sparc-linux to list of targets
16934 supporting --enable-targets=all.
16936 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16938 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16940 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16942 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16943 after V4SI_FTYPE_V8HI.
16944 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16945 case V4SI_FTYPE_V2DF.
16947 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16949 * doc/invoke.texi (max-flow-memory-locations): Removed.
16950 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16952 2008-05-03 Richard Guenther <rguenther@suse.de>
16954 PR middle-end/34973
16955 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16957 2008-05-02 David S. Miller <davem@davemloft.net>
16959 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16961 2008-05-02 Simon Baldwin <simonb@google.com>
16964 * c-common.h (warn_array_subscript_range): Removed.
16965 * c-common.c (warn_array_subscript_range): Ditto.
16966 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16967 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16969 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16971 * config/i386/i386.c (ix86_special_builtin_type): New.
16972 (bdesc_special_args): Likewise.
16973 (ix86_expand_special_args_builtin): Likewise.
16974 (ix86_init_mmx_sse_builtins): Updated.
16975 (ix86_expand_builtin): Updated.
16976 (ix86_expand_store_builtin): Removed.
16977 (ix86_expand_unop_builtin): Likewise.
16979 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16980 * config/i386/mmintrin.h (__v2sf): Here.
16982 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16984 (_mm_loadl_pi): Likewise.
16985 (_mm_storeh_pi): Replace __v2si with __v2sf.
16986 (_mm_storel_pi): Likewise.
16988 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16989 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16990 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16991 __builtin_ia32_loadlpd.
16993 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16995 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16996 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16997 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16998 (ix86_init_mmx_sse_builtins): Updated.
16999 (ix86_expand_args_builtin): Likewise.
17000 (ix86_expand_builtin): Likewise.
17001 (ix86_expand_unop1_builtin): Renamed to ...
17002 (ix86_expand_unop_vec_merge_builtin): This.
17004 2008-05-01 Jan Hubicka <jh@suse.cz>
17007 * ipa-inline.c (inline_generate_summary): Make static.
17008 (inline_transform): Do not call inlining at -O0; make static.
17009 * passes.c (execute_todo): Add sanity check.
17010 (execute_one_ipa_transform_pass): Execute proper flags.
17012 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17014 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17015 (DECL_NONADDRESSABLE_P): Likewise.
17016 * alias.c (record_component_aliases): Fix comment.
17018 2008-05-01 Simon Baldwin <simonb@google.com>
17020 * c-common.h (warn_array_subscript_range): New function.
17021 * c-common.c (warn_array_subscript_range): Ditto.
17022 * tree-vrp.c (check_array_ref): Corrected code to agree with
17023 comment, ignoring only arrays of size 0 or size 1.
17024 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17026 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17028 * config/i386/i386.c (ix86_builtin_type): Replace
17029 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17030 (bdesc_args): Updated.
17031 (ix86_init_mmx_sse_builtins): Likewise.
17032 (ix86_expand_args_builtin): Likewise.
17034 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17037 * doc/extend.texi: Correct __builtin_ia32_palignr.
17039 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17042 * config/i386/i386.c (bdesc_crc32): Removed.
17043 (ix86_expand_crc32): Likewise.
17044 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17045 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17046 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17047 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
17048 UINT_FTYPE_UINT_UCHAR.
17049 (bdesc_args): Updated. Add crc32 builtins.
17050 (ix86_init_mmx_sse_builtins): Updated.
17051 (ix86_expand_args_builtin): Updated to support subreg.
17053 * doc/extend.texi: Correct __builtin_ia32_crc32di.
17055 2008-05-01 Jan Hubicka <jh@suse.cz>
17057 * tree-pass.h (opt_pass): Add IPA_PASS.
17058 (varpool_node, cgraph_node): Forward declare.
17059 (ipa_opt_pass): Define.
17060 (pass_ipa_inline): Turn into ipa_opt_pass.
17061 (pass_apply_inline): Remove.
17062 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
17063 (apply_inline): Turn into ....
17064 (inline_transform): ... this one.
17065 (inline_generate_summary): New function.
17066 (pass_apply_inline): Remove.
17067 * function.h (ipa_opt_pass): Forward declare structure; typedef;
17069 (struct function): Add ipa_transforms_to_apply.
17070 * passes.c (register_one_dump_file): Work on IPA_PASS.
17071 (init_optimization_passes): Remove pass_inline_parameters and
17073 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
17074 (execute_one_pass) ... here; apply transforms when possible.
17075 (add_ipa_transform_pass, execute_ipa_summary_asses,
17076 execute_one_ipa_transform_pass): New.
17077 (execute_ipa_pass_list): Update for IPA_PASS type.
17079 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17081 * config/i386/i386.c (ix86_builtin_type): Add
17082 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
17083 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
17084 (bdesc_args): Add SSE4a builtins.
17085 (ix86_init_mmx_sse_builtins): Updated.
17086 (ix86_expand_args_builtin): Likewise.
17087 (ix86_expand_builtin): Likewise.
17089 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17091 * config/i386/i386.c (ix86_builtin_type): Add
17092 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
17093 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
17094 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
17095 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
17096 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
17097 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
17098 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
17099 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
17100 and DI_FTYPE_DI_DI_INT.
17101 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
17102 (ix86_init_mmx_sse_builtins): Updated.
17103 (ix86_expand_args_builtin): Likewise.
17104 (ix86_expand_builtin): Likewise.
17105 (ix86_expand_binop_imm_builtin): Removed.
17107 * doc/extend.texi: Correct __builtin_ia32_palignr128.
17109 2008-04-30 Richard Guenther <rguenther@suse.de>
17111 PR tree-optimization/32921
17112 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
17114 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
17116 * config/arm/arm.c (arm_unwind_emit): Use
17117 crtl->all_throwers_are_sibcalls instead of
17118 cfun->all_throwers_are_sibcalls.
17119 (arm_output_fn_unwind): Likewise.
17120 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
17121 instead of cfun->uses_pic_offset_table.
17122 (frv_expand_prologue): Likewise.
17123 (frv_frame_pointer_required): Likewise.
17124 (frv_expand_fdpic_call): Likewise.
17125 (frv_emit_movsi): Likewise.
17126 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
17127 cfun->returns_pcc_struct instead of
17128 current_function_returns_pcc_struct.
17129 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
17130 instead of cfun->calls_eh_return.
17131 (m32c_pushm_popm): Likewise.
17132 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
17133 "extern" declaration.
17135 2008-04-30 Richard Guenther <rguenther@suse.de>
17137 PR tree-optimization/21636
17138 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
17140 (evaluate_stmt): Print the likely value.
17141 (ccp_visit_stmt): Avoid excessive vertical spacing.
17143 2008-04-30 Rafael EspÃndola <espindola@google.com>
17145 * builtins.c (fold_call_expr): Return realret.
17146 * tree-ssa-threadedge.c
17147 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
17148 __builtin_object_size.
17150 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
17152 * gcc.c (wrapper_string): New variable.
17153 (insert_wrapper): New function.
17154 (execute): New option -wrapper.
17155 * doc/invoke.texi (Overall Options): New driver option -wrapper.
17157 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
17159 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
17160 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
17161 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
17163 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
17164 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
17165 config/rs6000/e500crtres64gprctr.asm,
17166 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
17167 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
17168 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
17169 config/rs6000/e500crtsav64gprctr.asm,
17170 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
17171 config/rs6000/e500crtsavg64gprctr.asm: New files.
17172 * config/rs6000/t-ppccomm: Add build rules for new files.
17173 (LIB2FUNCS_STATIC_EXTRA): Add new files.
17174 * config/rs6000/t-netbsd: Add build rules for new files.
17175 (LIB2FUNCS_STATIC_EXTRA): New variable.
17176 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
17177 (CRTSAVRES_DEFAULT_SPEC): Likewise.
17178 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
17180 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
17182 * config/i386/i386.c (ix86_builtin_type): Add
17183 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
17184 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
17185 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
17186 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
17187 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
17188 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
17189 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
17190 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
17191 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
17192 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
17193 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
17194 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
17195 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
17196 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
17197 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
17198 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
17199 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
17200 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
17201 V1DI_FTYPE_V2SI_V2SI.
17202 (bdesc_2arg): Moved to ...
17203 (bdesc_args): Here.
17204 (ix86_init_mmx_sse_builtins): Updated.
17205 (ix86_expand_args_builtin): Updated. Take a pointer
17206 to const struct builtin_description. Handle comparison
17208 (ix86_expand_sse_compare): Take a new argument for swapping operands.
17209 (ix86_expand_builtin): Updated.
17211 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
17212 (ssse3_pmaddubsw128): This.
17213 (ssse3_pmaddubswv4hi3): Renamed to ...
17214 (ssse3_pmaddubsw): This.
17216 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
17217 (__builtin_ia32_packssdw128): Likewise.
17218 (__builtin_ia32_packuswb128): Likewise.
17219 (__builtin_ia32_pmaddubsw): Likewise.
17220 (__builtin_ia32_pmaddubsw128): Likewise.
17222 2008-04-30 Richard Guenther <rguenther@suse.de>
17224 PR tree-optimization/14847
17225 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
17226 (recognize_bits_test): Use it.
17227 (recognize_single_bit_test): Likewise.
17229 2008-04-30 Martin Jambor <mjambor@suse.cz>
17231 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
17232 instead of setting number of formal parameters to zero.
17233 (ipcp_init_stage): Do not set the number of actual parameters to zero
17235 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
17236 which are called with variable number of arguments.
17237 (ipcp_insert_stage): Explicitely skipping all nodes which are
17238 called with variable number of arguments.
17239 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
17240 number of parameters.
17242 * ipa-prop.h (struct ipa_node_params): Added flag
17243 called_with_var_arguments
17244 (ipa_set_param_count): Added. Changed sole setter to use it.
17245 (ipa_get_param_count): Added. All readers of param_count
17246 converted to use it instead.
17247 (ipa_set_called_with_variable_arg): Added.
17248 (ipa_is_called_with_var_arguments): Added.
17249 (ipa_get_ith_param): Added. All readers of param_decls converted
17251 (ipa_set_cs_argument_count): Added, sole writer to argument_count
17253 (ipa_get_cs_argument_count): Added, all readers of argument_count
17255 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
17258 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
17259 (struct ipcp_lattice): Renamed cval_type to type
17260 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
17262 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
17263 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
17264 (ipcp_insert_stage): Changed the type of variable cvalue to tree
17265 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
17266 (build_const_val): Changed the type of parameter cvalue to tree
17267 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
17268 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
17270 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
17273 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
17274 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
17275 (ipa_add_method): Renamed to ipa_push_func_to_list
17276 (ipa_remove_method): Renamed to ipa_pop_func_from_list
17277 (ipa_callsite_param_count): Removed.
17278 (ipa_callsite_param_count_set): Removed.
17279 (ipa_callsite_param): Removed.
17280 (ipa_callsite_callee): Removed.
17281 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
17282 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
17283 (ipa_method_formal_count): Removed.
17284 (ipa_method_formal_count_set): Removed.
17285 (ipa_method_get_tree): Removed.
17286 (ipa_method_tree_map_create): Removed.
17287 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
17288 (ipa_create_param_decls_array): Creates the array itself
17289 (ipa_create_param_decls_array): Temporary variable info instead of
17290 a few dereferences.
17291 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
17292 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
17293 (get_type): Removed.
17294 (ipa_jf_get_info_type): Removed.
17295 (ipa_node_create): Renamed to ipa_create_node_params
17296 (ipa_free): Renamed to ipa_free_all_node_params
17297 (ipa_nodes_create): Renamed to ipa_create_all_node_params
17298 (ipa_edges_create): Renamed to ipa_create_all_edge_args
17299 (ipa_edges_free): Renamed to ipa_free_all_edge_args
17300 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
17301 (ipa_free_all_node_params): Deallocation to jump_functions moved to
17302 ipa_free_all_edge_args
17303 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
17304 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
17305 (ipa_create_methodlist_node): Removed.
17306 (ipa_methodlist_method): Removed.
17307 (ipa_methodlist_method_set): Removed.
17308 (ipa_methodlist_next_method): Removed.
17309 (ipa_methodlist_next_method_set): Removed.
17310 (ipa_method_is_modified): Removed.
17311 (ipa_method_modify_create): Removed.
17312 (ipa_method_modify_init): Temporary variable info instead of a few
17314 (ipa_detect_param_modifications): Temporary variable info instead of
17315 a few dereferences.
17316 (ipa_compute_jump_functions): Temporary variable info instead of
17317 a few dereferences.
17318 (ipa_method_modify_set): Removed.
17319 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
17320 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
17321 than craph_node as the first parameter.
17322 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
17323 (ipa_method_modify_init): Removed.
17324 (ipa_compute_jump_functions): Added a temp variable instead of
17325 repeatadly dereferencing the cgraph_edge.aux pointer
17326 (ipa_callsite_param_set_type): Removed.
17327 (ipa_compute_jump_functions): i renamed to index and moved to
17329 (ipa_callsite_param_set_info_type_formal): Removed.
17330 (ipa_callsite_param_set_info_type): Removed.
17331 (ipa_callsite_param_map_create): Removed.
17332 (ipa_callsite_tree): Removed.
17333 (ipa_callsite_caller): Removed.
17334 (ipa_pop_func_from_list): return_method removed to return_func
17336 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17337 prefixed all values with IPA_. Changed all users.
17338 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17339 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17340 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17341 (union parameter_info): Renamed to jump_func_value.
17342 (union jump_func_value): Renamed value to constant
17343 (struct ipa_jump_func): Renamed info_type to value
17344 (struct ipa_node): Renamed to ipa_node_params
17345 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17346 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17347 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17348 (struct ipa_edge): Renamed to ipa_edge_args
17349 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17350 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17351 (struct ipa_methodlist): Renamed to ipa_func_list
17352 (struct ipa_func_list): method_p renamed to node, next_method
17354 (ipa_methodlist_p): Removed, switched all users to struct pointer
17355 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17357 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17359 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17360 (rs6000_emit_epilogue): Use backchain to restore only when we
17361 have a large frame. Make use of frame pointer to restore if we
17362 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17364 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17366 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17367 Add mode to zero_extract.
17368 (sign bit tests peepholes): (Ditto.).
17370 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17372 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17373 Instructions in comments with SSE3.
17374 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17375 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17376 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17377 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17378 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17379 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17380 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17381 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17382 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17383 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17384 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17385 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17386 (bdesc_sse_args): Renamed to ...
17387 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17388 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17389 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17390 IX86_BUILTIN_FABSQ.
17391 (bdesc_1arg): Moved to ...
17392 (bdesc_args): Here.
17393 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17394 Instructions in comments with SSE3.
17395 (ix86_expand_sse_operands_builtin): Renamed to ...
17396 (ix86_expand_args_builtin): This. Updated.
17397 (ix86_expand_unop1_builtin): Update comments.
17398 (ix86_expand_builtin): Updated.
17400 2008-04-29 Richard Guenther <rguenther@suse.de>
17402 PR tree-optimization/36078
17403 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17404 Update virtual SSA form after cleaning up the CFG.
17406 2008-04-29 Richard Guenther <rguenther@suse.de>
17408 PR middle-end/15255
17409 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17411 2008-04-29 Richard Guenther <rguenther@suse.de>
17413 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17414 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17415 (compute_flow_insensitive_aliasing): Do not treat
17416 PTR_IS_REF_ALL pointers special.
17417 (get_smt_for): Likewise.
17418 (may_alias_p): Re-structure.
17419 (is_escape_site): A ref-all pointer conversion is not an escape site.
17420 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17421 PTR_IS_REF_ALL pointers special.
17422 * tree-ssa-structalias.h (struct alias_info): Remove
17423 ref_all_symbol_mem_tag field.
17424 (PTR_IS_REF_ALL): Remove.
17426 2008-04-29 Richard Guenther <rguenther@suse.de>
17428 PR middle-end/36077
17429 * fold-const.c (extract_muldiv_1): In combining division constants
17430 make sure to never overflow.
17432 2008-04-29 Nick Clifton <nickc@redhat.com>
17434 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17436 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17439 * optc-gen.awk: Work around HP-UX/IA awk bug.
17441 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17443 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17446 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17449 * config/i386/i386.md
17450 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17451 Change operand 1 predicate to nonimmediate_operand.
17453 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17456 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17458 * gengtype.c (walk_type, write_func_for_structure): Handle
17460 * doc/gty.texi: Document chain_circular.
17462 2008-04-28 Richard Guenther <rguenther@suse.de>
17464 PR tree-optimization/36066
17465 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17468 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17471 * config/i386/i386.md
17472 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17473 Use match_scratch instead of match_operand for operands 3 and 4.
17475 2008-04-27 Richard Guenther <rguenther@suse.de>
17477 PR tree-optimization/18754
17478 PR tree-optimization/34223
17479 * tree-pass.h (pass_complete_unrolli): Declare.
17480 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17481 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17482 Rewrite loop into loop closed SSA form if it is not already.
17483 (tree_unroll_loops_completely): Re-structure to iterate over
17484 innermost loops with intermediate CFG cleanups.
17485 Unroll outermost loops only if requested or the code does not grow
17487 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17488 loops are available.
17489 (tree_vectorize): Instead do so here.
17490 (tree_complete_unroll): Also unroll outermost loops.
17491 (tree_complete_unroll_inner): New function.
17492 (gate_tree_complete_unroll_inner): Likewise.
17493 (pass_complete_unrolli): New pass.
17494 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17495 uses outside of the loop.
17496 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17497 form if it is available.
17498 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17499 * passes.c (init_optimization_passes): Schedule complete inner
17500 loop unrolling pass before the first CCP pass after final inlining.
17502 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17504 * targhooks.h (default_emutls_var_fields,
17505 default_emutls_var_init): Declare.
17506 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17507 * target.h (struct gcc_target): Add struct emutls member.
17508 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17509 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17510 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17511 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17512 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17513 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17514 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17515 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17516 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17517 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17518 emit debug information.
17519 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17520 * varasm.c: Include targhooks.h.
17521 (emutls_object_section, emutls_tmpl_section): New.
17522 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17523 (EMUTLS_SEPARATOR): New.
17524 (prefix_name): New.
17525 (get_emutls_object_name): New.
17526 (default_emutls_var_fields): New, broken out of ...
17527 (get_emutls_object_type): ... here. Adjust to use target hooks.
17528 (get_emutls_init_templ_addr): Adjust to use target hooks.
17529 (emutls_decl): Adjust to use target hooks.
17530 (emutls_finish): Likewise.
17531 (default_emutls_var_init): New, broken out of ...
17532 (assemble_variable): ... here. Adjust to use target hooks.
17533 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17534 SECCAT_EMUTLS_TMPL.
17535 * c-common.c (handle_section_attribute): Prevent overriding
17536 sections for emulated tls with special sections.
17537 * config/i386/i386.c (x86_64_elf_select_section): Add
17538 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17539 (x86_64_elf_unique_section): Likewise.
17540 * config/vxworks.c: Include tree.h.
17541 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17542 (vxworks_override_options): Set TLS scheme.
17543 * doc/tm.texi (Emulated TLS): New node.
17545 2008-04-26 Simon Baldwin <simonb@google.com>
17548 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17549 with propagated string constants.
17551 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17553 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17554 constraint for operand 2 when operand 0 is memory operand.
17555 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17556 operand 0 is memory operand.
17557 (fix_trunc<mode>_i387_with_temp): Ditto.
17558 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17559 operand 2 when operand 1 is memory operand.
17560 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17561 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17562 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17563 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17564 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17565 operands 2,3 and 4 when operand 1 is memory operand.
17566 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17568 (fistdi2_floor_with_temp): Ditto.
17569 (fist<mode>2_floor_with_temp): Ditto.
17570 (fistdi2_ceil_with_temp): Ditto.
17571 (fist<mode>2_ceil_with_temp): Ditto.
17572 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17574 2008-04-26 David Daney <ddaney@avtrex.com>
17576 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17578 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17579 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17580 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17581 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17582 (compare_and_swap_12): New insn.
17583 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17584 * config/mips/mips.c (mips_force_binary): New function.
17585 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17586 (mips_expand_compare_and_swap_12): New function.
17587 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17589 2008-04-25 Jan Hubicka <jh@suse.cz>
17592 * cfgexpand.c (pass_expand): Turn into RTL pass.
17593 * passes.c (execute_one_pass): Do pass typechecking after execution.
17594 * tree-pass.h (pass_expand): Turn into RTL pass.
17596 * function.h (struct rtl_data): Move here fields
17597 accesses_prior_frames, calls_eh_return, saves_all_registers,
17598 has_nonlocal_goto, has_asm_statement, is_thunk,
17599 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17600 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17601 arg_pointer_save_area_init from struct function; turn into bool.
17602 (struct function): Move
17603 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17604 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17605 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17606 tail_call_emit, arg_pointer_save_area_init
17607 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17608 (current_function_returns_struct, current_function_returns_pcc_struct,
17609 current_function_calls_setjmp, current_function_calls_alloca,
17610 current_function_accesses_prior_frames,
17611 current_function_calls_eh_return, current_function_is_thunk,
17612 current_function_stdarg, current_function_profile,
17613 current_function_limit_stack, current_function_uses_pic_offset_table,
17614 current_function_uses_const_pool, current_function_has_nonlocal_label,
17615 current_function_saves_all_registers,
17616 current_function_has_nonlocal_goto,
17617 current_function_has_asm_statement): Remove accesor macros.
17618 * ra-conflict.c (global_conflicts): Update.
17619 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17620 (suitable_for_tail_call_opt_p): Update.
17621 * builtins.c (expand_builtin_return_addr): Update.
17622 (expand_builtin_setjmp_setup): Update.
17623 (expand_builtin_nonlocal_goto): Update.
17624 * final.c (final_start_function): Update.
17625 (profile_function): Update.
17626 (leaf_function_p): Update.
17627 (only_leaf_regs_used): Update.
17628 * df-scan.c (df_get_exit_block_use_set): Update.
17629 * dojump.c (clear_pending_stack_adjust): Update.
17630 * tree-stdarg.c (gate_optimize_stdarg): Update.
17631 * gimple-low.c (lower_function_body): Update.
17632 * global.c (compute_regsets): Update.
17633 (global_alloc): Update.
17634 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17635 * expr.c (expand_assignment): Update.
17636 * dse.c (dse_step0): Update.
17637 (dse_step1): Update.
17638 * c-decl.c (store_parm_decls): Update.
17639 * local-alloc.c (combine_regs): Update.
17640 (find_free_reg): Update.
17641 * function.c (assign_parms_augmented_arg_list): Update.
17642 (assign_parm_find_data_types): Update.
17643 (assign_parms): Update.
17644 (allocate_struct_function): Update.
17645 (expand_function_start): Update.
17646 (expand_function_end): Update.
17647 (get_arg_pointer_save_area): Update.
17648 (thread_prologue_and_epilogue_insns): Update.
17649 (rest_of_match_asm_constraints): Update.
17650 * stor-layout.c (variable_size): Update.
17651 * gcse.c (gcse_main): Update.
17652 (bypass_jumps): Update.
17653 * gimplify.c (gimplify_function_tree): Update.
17654 * calls.c (emit_call_1): Update.
17655 (expand_call): Update.
17656 * bt-load.c (compute_defs_uses_and_gen): Update.
17657 * except.c (sjlj_assign_call_site_values): Update.
17658 (sjlj_emit_function_enter): Update.
17659 (can_throw_external): Update.
17660 (set_nothrow_function_flags): Update.
17661 (expand_builtin_unwind_init): Update.
17662 (expand_eh_return): Update.
17663 (convert_to_eh_region_ranges): Update.
17664 (output_function_exception_table): Update.
17665 * emit-rtl.c (gen_tmp_stack_mem): Update.
17666 * cfgexpand.c (expand_used_vars): Update.
17667 (tree_expand_cfg): Update.
17668 * cfgcleanup.c (rest_of_handle_jump): Update.
17669 * explow.c (allocate_dynamic_stack_space): Update.
17670 * varasm.c (assemble_start_function): Update.
17671 (force_const_mem): Update.
17672 (mark_constant_pool): Update.
17673 * tree-optimize.c (tree_rest_of_compilation): Update.
17674 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17675 * tree-cfg.c (notice_special_calls): Update.
17676 (is_ctrl_altering_stmt): Update.
17677 (tree_can_make_abnormal_goto): Update.
17678 (tree_purge_dead_abnormal_call_edges): Update.
17679 * config/alpha/predicates.md: Update.
17680 * config/alpha/alpha.c (alpha_sa_mask): Update.
17681 (alpha_sa_size): Update.
17682 (alpha_does_function_need_gp): Update.
17683 (alpha_expand_prologue): Update.
17684 (alpha_start_function): Update.
17685 (alpha_output_function_end_prologue): Update.
17686 (alpha_expand_epilogue): Update.
17687 * config/frv/frv.c (frv_stack_info): Update.
17688 (frv_expand_epilogue): Update.
17689 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17690 (s390_register_info): Update.
17691 (s390_frame_info): Update.
17692 (s390_init_frame_layout): Update.
17693 (s390_can_eliminate): Update.
17694 (save_gprs): Update.
17695 * config/spu/spu.c (spu_split_immediate): Update.
17696 (need_to_save_reg): Update.
17697 (spu_expand_prologue): Update.
17698 (spu_expand_epilogue): Update.
17699 * config/sparc/sparc.md: Update.
17700 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17701 (sparc_tls_got): Update.
17702 (legitimize_pic_address): Update.
17703 (sparc_emit_call_insn): Update.
17704 (sparc_expand_prologue): Update.
17705 (output_return): Update.
17706 (print_operand): Update.
17707 (sparc_function_ok_for_sibcall): Update.
17708 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17709 * config/m32r/m32r.md: Update.
17710 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17711 (m32r_compute_frame_size): Update.
17712 (m32r_expand_prologue): Update.
17713 (m32r_expand_epilogue): Update.
17714 (m32r_legitimize_pic_address): Update.
17715 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17716 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17717 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17718 (gen_push): Update.
17719 (ix86_save_reg): Update.
17720 (ix86_compute_frame_layout): Update.
17721 (ix86_expand_prologue): Update.
17722 (ix86_expand_epilogue): Update.
17723 * config/sh/sh.c (output_stack_adjust): Update.
17724 (calc_live_regs): Update.
17725 (sh5_schedule_saves): Update.
17726 (sh_expand_prologue): Update.
17727 (sh_expand_epilogue): Update.
17728 (sh_setup_incoming_varargs): Update.
17729 (sh_allocate_initial_value): Update.
17730 (sh_get_pr_initial_val): Update.
17731 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17732 * config/sh/sh.md (label:): Update.
17733 * config/avr/avr.c (out_movhi_mr_r): Update.
17734 * config/crx/crx.h (enum): Update.
17735 * config/xtensa/xtensa.h (along): Update.
17736 * config/stormy16/stormy16.c Update.
17737 (xstormy16_compute_stack_layout): Update.
17738 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17739 (fr30_expand_prologue): Update.
17740 * config/cris/cris.c (cris_conditional_register_usage): Update.
17741 (cris_reg_saved_in_regsave_area): Update.
17742 (cris_initial_frame_pointer_offset): Update.
17743 (cris_simple_epilogue): Update.
17744 (cris_expand_prologue): Update.
17745 (cris_expand_epilogue): Update.
17746 (cris_expand_pic_call_address): Update.
17747 (cris_asm_output_symbol_ref): Update.
17748 (cris_asm_output_label_ref): Update.
17749 * config/cris/cris.md Update.
17750 * config/iq2000/iq2000.c (compute_frame_size): Update.
17751 (iq2000_expand_epilogue): Update.
17752 * config/mt/mt.h (save_direction): Update.
17753 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17754 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17755 (ia64_secondary_reload_class): Update.
17756 * config/m68k/m68k.c (m68k_save_reg): Update.
17757 (m68k_expand_prologue): Update.
17758 (m68k_expand_epilogue): Update.
17759 (legitimize_pic_address): Update.
17760 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17761 (first_reg_to_save): Update.
17762 (first_altivec_reg_to_save): Update.
17763 (compute_vrsave_mask): Update.
17764 (compute_save_world_info): Update.
17765 (rs6000_stack_info): Update.
17766 (spe_func_has_64bit_regs_p): Update.
17767 (rs6000_ra_ever_killed): Update.
17768 (rs6000_emit_eh_reg_restore): Update.
17769 (rs6000_emit_allocate_stack): Update.
17770 (rs6000_emit_prologue): Update.
17771 (rs6000_emit_epilogue): Update.
17772 (rs6000_output_function_epilogue): Update.
17773 (output_profile_hook): Update.
17774 (rs6000_elf_declare_function_name): Update.
17775 * config/rs6000/rs6000.h (rs6000_args): Update.
17776 * config/rs6000/rs6000.md: Update.
17777 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17778 * config/arc/arc.c (arc_output_function_epilogue): Update.
17779 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17780 * config/darwin.c (machopic_function_base_name): Update.
17781 * config/score/score3.c (score3_compute_frame_size): Update.
17784 (score3_epilogue): Update.
17785 * config/score/score7.c (score7_compute_frame_size): Update.
17786 (score7_prologue): Update.
17787 (score7_epilogue): Update.
17788 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17789 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17790 * config/arm/arm.c (use_return_insn): Update.
17791 (require_pic_register): Update.
17792 (arm_load_pic_register): Update.
17793 (arm_compute_save_reg0_reg12_mask): Update.
17794 (arm_compute_save_reg_mask): Update.
17795 (thumb1_compute_save_reg_mask): Update.
17796 (output_return_instruction): Update.
17797 (arm_output_function_prologue): Update.
17798 (arm_output_epilogue): Update.
17799 (arm_get_frame_offsets): Update.
17800 (arm_expand_prologue): Update.
17801 (thumb_pushpop): Update.
17802 (thumb_exit): Update.
17803 (thumb1_expand_prologue): Update.
17804 (thumb1_expand_epilogue): Update.
17805 (arm_unwind_emit): Update.
17806 (arm_output_fn_unwind): Update.
17807 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17808 * config/arm/arm.md: Update.
17809 * config/pa/pa.md: Update.
17810 * config/pa/pa.c (legitimize_pic_address): Update.
17811 (compute_frame_size): Update.
17812 (hppa_expand_prologue): Update.
17813 (hppa_expand_epilogue): Update.
17814 (borx_reg_operand): Update.
17815 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17816 (HARD_REGNO_RENAME_OK): Update.
17817 * config/mips/mips.c (mips_global_pointer): Update.
17818 (mips_save_reg_p): Update.
17819 (mips_compute_frame_info): Update.
17820 (mips_frame_pointer_required): Update.
17821 (mips_expand_prologue): Update.
17822 (mips_expand_epilogue): Update.
17823 (mips_can_use_return_insn): Update.
17824 (mips_reorg_process_insns): Update.
17825 * config/v850/v850.c (compute_register_save_size): Update.
17826 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17827 * config/mmix/mmix.c (along): Update.
17828 (mmix_expand_epilogue): Update.
17829 * config/bfin/bfin.c (legitimize_pic_address): Update.
17830 (must_save_p): Update.
17831 (stack_frame_needed_p): Update.
17832 (add_to_reg): Update.
17833 (bfin_expand_prologue): Update.
17834 * stmt.c (expand_asm_operands): Update.
17835 * reload1.c (reload): Update.
17836 (init_elim_table): Update.
17838 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17840 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17842 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17844 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17845 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17846 (mov<mode>): Removed.
17847 (*movv4sf_internal): Likewise.
17848 (*movv2df_internal): Likewise.
17850 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17852 * config.gcc (crx-*-elf): Remove deprecation.
17854 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17856 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17857 __gcc_deregister_frame with atexit.
17858 (deregister_frame_dtor): Remove.
17860 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17861 Nathan Sidwell <nathan@codesourcery.com>
17863 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17865 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17866 (rs6000_isel): Likewise.
17867 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17868 (rs6000_isel): New variable.
17869 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17871 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17874 * c-common.c (handle_vector_size_attribute): Call
17875 lang_hooks.types.reconstruct_complex_type instead of
17876 reconstruct_complex_type.
17877 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17878 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17879 * langhooks.h (struct lang_hooks_for_types): Add
17880 reconstruct_complex_type hook.
17881 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17882 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17884 2008-04-24 Richard Guenther <rguenther@suse.de>
17886 * c-common.h (check_builtin_function_arguments): Declare.
17887 * c-common.c (validate_nargs): New function.
17888 (check_builtin_function_arguments): Likewise.
17889 * c-typeck.c (build_function_call): Call
17890 check_builtin_function_arguments.
17891 * builtins.c (fold_builtin_classify): Remove error reporting code.
17892 (fold_builtin_unordered_cmp): Likewise.
17893 (fold_builtin_1): Likewise.
17894 (fold_builtin_n): Likewise.
17896 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17898 PR tree-optimization/36008
17899 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17900 the original op1, rather than delta by step.
17902 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17903 Sebastian Pop <sebastian.pop@amd.com>
17905 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17906 eliminate_local_variables_stmt, eliminate_local_variables,
17907 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17908 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17909 of code delimited by two edges in the CFG.
17910 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17911 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17912 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17913 the case of parallelisation of reductions.
17914 (expr_invariant_in_region_p): New.
17916 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17917 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17919 2008-04-24 Ira Rosen <irar@il.ibm.com>
17920 Richard Guenther <rguenther@suse.de>
17922 PR tree-optimization/36034
17923 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17924 incapable of dealing with loads with gaps.
17926 2008-04-24 Rafael EspÃndola <espindola@google.com>
17928 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17929 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17930 vrp_evaluate_conditional.
17931 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17932 (vrp_evaluate_conditional): Split the cond argument.
17933 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17934 (simplify_stmt_for_jump_threading): Update call to
17935 vrp_evaluate_conditional.
17937 2008-04-24 Ira Rosen <irar@il.ibm.com>
17939 PR tree-optimization/35982
17940 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17941 interleaved data-refs are of the same type.
17943 2008-04-24 Danny Smith <dannysmith@users.net>
17945 * c-format.c (check_format_info_main): Use strncmp rather than a
17946 magic prefix to handle multichar length specs.
17947 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17948 Don't prefix "I64" and "I32" with '\0'.
17950 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17953 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17954 in registers for -m32 only if stdarg_p (fntype).
17956 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17958 PR rtl-optimization/36006
17959 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17960 temp to op0 in order to avoid invalid rtx sharing.
17962 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17964 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17965 check TREE_INVARIANT.
17966 * tree-gimple.c (is_gimple_address): New.
17967 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17968 * tree-gimple.h (is_gimple_address): New.
17969 * tree.h (decl_address_invariant_p): New.
17970 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17971 (build_string): Likewise.
17972 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17973 (tree_invariant_p_1): Likewise.
17974 (save_expr): Use it.
17975 (tree_invariant_p): New.
17976 (skip_simple_arithmetic): Use it.
17977 (stabilize_reference_1): Use it.
17978 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17980 (build1_stat): Drop code to compute TREE_INVARIANT.
17981 (build2_stat): Drop code to compute TREE_INVARIANT.
17982 (build3_stat): Drop code to compute TREE_INVARIANT.
17983 (build4_stat): Drop code to compute TREE_INVARIANT.
17984 (build5_stat): Drop code to compute TREE_INVARIANT.
17985 (build7_stat): Drop code to compute TREE_INVARIANT.
17986 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17987 * tree.h (struct tree_base): Remove invariant_flag.
17988 (TREE_INVARIANT): Remove.
17989 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17990 (fold_builtin_expect): Check TREE_CONSTANT.
17991 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17992 * c-tree.h (c_expr_to_decl): Drop third parameter.
17993 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17994 (build_c_cast): Don't set TREE_INVARIANT.
17995 (pop_init_level): Don't set TREE_INVARIANT.
17996 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17997 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17999 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18000 (gimplify_addr_expr): Adjust comment.
18001 * tree-mudflap.c (mf_build_string):
18002 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18003 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18004 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18005 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18006 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18007 * langhooks.h (struct lang_hooks): Drop third parameter from
18010 2008-04-23 Richard Guenther <rguenther@suse.de>
18012 PR tree-optimization/27799
18013 PR tree-optimization/32921
18014 PR tree-optimization/32624
18015 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18016 SMTs aliases and the tag itself into the solution.
18017 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18018 merge the points-to solution back into the SMT aliases.
18019 (may_alias_p): Use alias_set_subset_of instead of
18020 aliases_conflict_p. A pointer which points to
18021 memory with alias set zero may access any variable.
18023 2008-04-23 Richard Guenther <rguenther@suse.de>
18025 * alias.c (alias_set_subset_of): Correctly handle asking
18026 if zero is a subset of an alias set with zero child.
18027 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18028 (compute_flow_insensitive_aliasing): Correctly walk all
18029 pointers. Do not unnecessarily union sets.
18031 2008-04-23 Richard Guenther <rguenther@suse.de>
18033 PR middle-end/36021
18034 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18036 2008-04-22 Tomas Bily <tbily@suse.cz>
18038 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18040 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18042 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18043 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18044 * tree-inline.c (estimate_num_insns_1): Likewise.
18045 * varasm.c (const_hash_1, compare_constant, copy_constant)
18046 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18047 * emit-rtl.c (component_ref_for_mem_expr)
18048 (set_mem_attributes_minus_bitpos): Likewise.
18049 * expr.c (highest_pow2_factor, expand_expr_real_1, )
18050 (is_aligning_offset): Likewise.
18051 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
18052 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18053 * dojump.c (do_jump): Likewise.
18054 * builtins.c (get_pointer_alignment, get_memory_rtx)
18055 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
18056 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
18058 2008-04-23 Jakub Jelinek <jakub@redhat.com>
18060 PR rtl-optimization/36017
18061 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
18062 expanding the library call.
18064 2008-04-22 Ian Lance Taylor <iant@google.com>
18066 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
18067 than size_in_bytes.
18069 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
18071 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
18072 of LR/CTR moves for Power6.
18074 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18076 PR middle-end/36003
18077 * passes.c (init_optimization_passes): Remove
18078 pass_fast_rtl_byte_dce.
18080 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
18083 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
18084 builtin functions to generate faster code.
18085 (_mm_cvtpu16_ps): Ditto.
18086 (_mm_cvtpi32x2_ps): Ditto.
18088 2008-04-22 Nick Clifton <nickc@redhat.com>
18090 * common.opt (ftree-loop-distribution): Add Optimization
18093 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
18094 (frv_expand_builtin_va_start): Likewise.
18096 * config/arm/arm.c (thumb_find_work_register): Fix location of
18097 argument register count.
18099 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18101 Support scheduling for ColdFire V1 and V3 microarchitecture.
18102 Improve scheduling of multiplication instructions.
18104 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
18105 (mac): New instruction attribute.
18106 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
18107 (m68k_sched_mac): New variable.
18108 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
18109 Handle cfv1 and cfv3.
18110 (max_insn_size): New static variable.
18111 (struct _sched_ib): New type.
18112 (sched_ib): New static variable.
18113 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
18114 to fields of 'struct _sched_ib sched_ib'. Update all uses.
18115 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
18117 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
18118 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
18119 new variables. Update.
18120 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18121 Add modeling of cfv3 instruction buffer. Update.
18122 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
18123 * config/m68k/m68k.h (TUNE_CFV3): New macro.
18124 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
18125 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
18126 a particular reservation applies to.
18127 (type2): Reorganize attribute values. Rename alu to alu_reg,
18128 alu_l to alu, move_l to omove. Join move to alu. Split mul
18129 to mul_l and mul_w.
18130 (cf_ib_*): Simplify description of instruction buffer.
18131 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
18132 (cf_mem): Split into cf_mem1 and cf_mem2.
18133 (cf_v2_move_??): Rename to cfv12_alu_??.
18134 (cf_v2_move_l_??): Rename to cfv12_omove_??.
18135 (cf_v2_mul_??): Remove reservations.
18136 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
18137 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
18138 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
18140 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
18141 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
18142 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
18143 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
18144 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
18145 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
18146 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
18147 expansions of the above reservations for instructions of sizes
18150 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
18152 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
18154 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
18156 * coverage.c: Include tree-pass.h.
18157 (coverage_counter_alloc): Print da_file_name to the dump file.
18159 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
18161 * sbitmap.c (sbitmap_range_empty_p): New function.
18162 * sbitmap.h (sbitmap_range_empty_p): New function.
18163 * bitmap.h: Now includes obstack.h.
18165 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
18166 Kenneth Zadeck <zadeck@naturalbridge.com>
18168 * dbgcnt.def (ra_byte_scan): Added.
18169 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
18170 when the last hit happens for a counter.
18171 * timevar.def (TV_DF_BYTE_LR): New variable.
18172 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
18173 * passes.c (pass_fast_rtl_byte_dce): New pass.
18174 * fwprop.c (update_df): Added mode to call df_ref_create.
18175 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18176 DF_REF_EXTRACT_OFFSET.
18177 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
18178 DF_BYTE_LR_OUT, df_byte_lr): New macro.
18180 (df_ref_extract): Added mode field.
18181 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
18182 DF_REF_EXTRACT_OFFSET.
18183 (DF_REF_EXTRACT_MODE): New macro.
18184 (df_byte_lr_bb_info): New structure.
18185 (df_print_byte_regset, df_compute_accessed_bytes,
18186 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
18187 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
18188 df_byte_lr_simulate_uses,
18189 df_byte_lr_simulate_artificial_refs_at_top,
18190 df_byte_lr_simulate_artificial_refs_at_end,
18191 df_compute_accessed_bytes): New function.
18192 (df_ref_create): Add parameter.
18193 (df_byte_lr_get_bb_info): New inline function.
18194 * df-scan.c (df_ref_record, df_uses_record,
18195 df_ref_create_structure): Added mode parameter.
18196 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
18197 df_defs_record, df_uses_record, df_get_conditional_uses,
18198 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
18199 df_entry_block_defs_collect, df_exit_block_uses_collect):
18200 Added mode parameter to calls to df_ref_record, df_uses_record,
18201 df_ref_create_structure.
18202 (df_ref_equal_p, df_ref_compare): Added test for modes.
18203 (df_ref_create_structure): Added code to set mode. Renamed
18204 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
18205 DF_REF_EXTRACT_OFFSET.
18206 * df-core.c (df_print_byte_regset): New function.
18207 * df-byte-scan.c: New file.
18208 * df-problems.c (df_rd_transfer_function): Removed unnecessary
18209 calls to BITMAP_FREE.
18210 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
18211 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
18212 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
18213 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
18214 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
18215 df_byte_lr_local_compute, df_byte_lr_init,
18216 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
18217 df_byte_lr_transfer_function, df_byte_lr_free,
18218 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
18219 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
18220 df_byte_lr_simulate_uses,
18221 df_byte_lr_simulate_artificial_refs_at_top,
18222 df_byte_lr_simulate_artificial_refs_at_end): New function.
18223 * dce.c (byte_dce_process_block): New function.
18224 (dce_process_block): au is now passed in rather than computed
18225 locally. Changed loops that look at artificial defs to not look
18226 for conditional or partial ones, because there never are any.
18227 (fast_dce): Now is able to drive byte_dce_process_block or
18228 dce_process_block depending on the kind of dce being done.
18229 (rest_of_handle_fast_dce): Add parameter to fast_dce.
18230 (rest_of_handle_fast_byte_dce): New function.
18231 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
18232 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
18234 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
18237 * gcc.h: Added fortran options that take arguments to
18238 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
18241 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
18243 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
18244 scalarization if on the LHS and not a full access.
18246 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18248 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
18250 2008-04-18 Rafael EspÃndola <espindola@google.com>
18252 * tree-vrp.c (find_case_label_index): Fix the binary search.
18253 (find_case_label_range): New.
18254 (vrp_visit_switch_stmt): Use find_case_label_range.
18255 (simplify_switch_using_ranges): Use find_case_label_range.
18257 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
18259 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
18260 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
18262 2008-04-18 Tom Tromey <tromey@redhat.com>
18265 * doc/cpp.texi (Implementation-defined behavior): Mention
18268 2008-04-18 Ian Lance Taylor <iant@google.com>
18270 * fold-const.c (pointer_may_wrap_p): New static function.
18271 (fold_comparison): Add another test for pointer overflow. Use
18272 pointer_may_wrap_p to disable some false positives.
18274 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
18276 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
18277 (fname_as_string): Match updated cpp_interpret_string prototype.
18278 (fix_string_type): Support char16_t* and char32_t*.
18279 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
18280 derivative) nodes. Register as builtin if C++0x.
18281 (c_parse_error): Support CPP_CHAR{16,32}.
18282 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
18283 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
18284 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
18285 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
18286 CTI_CHAR32_ARRAY_TYPE>: New elements.
18287 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
18288 char32_type_node, signed_char32_type_node, char16_array_type_node,
18289 char32_array_type_node): New defines.
18290 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
18291 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
18292 (lex_string): Support CPP_STRING{16,32}, match updated
18293 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
18294 (lex_charconst): Support CPP_CHAR{16,32}.
18295 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
18296 and CPP_STRING{16,32}.
18298 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
18301 * aclocal.m4: Regenerate.
18302 * configure: Regenerate.
18304 2008-04-18 Jan Hubicka <jh@suse.cz>
18306 * except.c (dw2_size_of_call_site_table,
18307 sjlj_size_of_call_site_table): Use vector API for call_site_record.
18309 * cgraphbuild.c (build_cgraph_edges): Update.
18310 * tree-pass.h: Update comment.
18311 * final.c (leaf_function_p): Update.
18312 (leaf_renumber_regs): Update.
18313 (rest_of_clean_state): Update.
18314 * omp-low.c (expand_omp_parallel): Update.
18315 * ipa-reference.c (analyze_function): Update.
18316 * reorg.c (find_end_label): Update.
18317 (optimize_skip): Update.
18318 (fill_simple_delay_slots): Update.
18319 (fill_simple_delay_slots): Update.
18320 (make_return_insns): Update.
18321 (dbr_schedule): Update.
18322 * gimple-low.c (record_vars_into): Update.
18323 * cfgbuild.c (make_edges): Update.
18324 * function.c (assign_stack_local): Update.
18325 (assign_parm_adjust_stack_rtl): Update.
18326 (locate_and_pad_parm): Update.
18327 (allocate_struct_function): Do not initialize stack_alignment_needed
18328 and preferred_stack_boundary here.
18329 (stack_protect_prologue): Update.
18330 (stack_protect_epilogue): Update.
18331 (expand_function_start): Initialize stack_alignment_needed,
18332 preferred_stack_boundary and max_jumptable_ents.
18333 (expand_function_end): Update.
18334 (free_after_compilation): Do not NULLify epilogue_delay_list.
18335 * function.h (struct rtl_data): Add stack_protect_guard,
18336 stack_alignment_needed,
18337 preferred_stack_boundary, epilogue_delay_list.
18338 (struct function): Remove value_histograms, stack_alignment_needed,
18339 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18341 unexpanded_var_list, stack_protect_guard.
18342 (current_function_epilogue_delay_list): Remove.
18343 * ipa-type-escape.c (analyze_function): Update.
18344 * gimplify.c (pop_gimplify_context): Update comment.
18345 * calls.c (expand_call): Update.
18346 (emit_library_call_value_1): Update.
18347 * except.c (set_nothrow_function_flags): Update.
18348 * cfgexpand.c (get_decl_align_unit): Update.
18349 (create_stack_guard): Update.
18350 (estimated_stack_frame_size): Update.
18351 (expand_used_vars): Update.
18352 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18353 * explow.c (allocate_dynamic_stack_space): Update.
18354 * tree-ssa-live.c (remove_unused_locals): Update.
18355 * varasm.c (mark_constant_pool): Update.
18356 * tree-inline.c (remap_decls): Update.
18357 (initialize_cfun): Update.
18358 (declare_return_variable): Update.
18359 (inline_forbidden_p): Update.
18360 (expand_call_inline): Update.
18361 (declare_inline_vars): Update.
18362 (tree_function_versioning): Update.
18363 * tree-flow.h (value_histograms): New.
18364 (VALUE_HISTOGRAMS): New macro.
18365 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18367 * tree-cfg.c (set_bb_for_stmt): Update.
18368 (replace_by_duplicate_decl): Update.
18369 (move_block_to_fn): Update.
18370 (new_label_mapper): Update.
18371 (dump_function_to_file): Update.
18372 * ipa-struct-reorg.c (build_data_structure): Update.
18373 * cfgrtl.c (print_rtl_with_bb): Update.
18374 * reload1.c (reload): Update.
18376 * config/i386/i386.c (setup_incoming_varargs_64,
18377 ix86_compute_frame_layout): Update.
18378 * config/arc/arc.c (arc_output_function_epilogue): Update.
18380 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18382 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18383 for FreeBSD as well.
18384 * gthr-posix95.h: Likewise.
18386 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18388 PR rtl-optimization/35838
18389 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18390 out the byte offset of the first subreg.
18392 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18394 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18395 to split_ti instead of three separate calls with single member arrays.
18396 (subti3 splitter): Ditto.
18397 (adddi3 splitter): Ditto with split_di.
18398 (subdi3 splitter): Ditto.
18399 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18400 two separate calls with single member arrays. Swap match_dup
18401 operands 1 and 2 to better fit into the array.
18402 (negdi2 splitter): Ditto with split_di.
18403 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18404 two separate calls with single member arrays. Swap match_dup operands
18405 6 and 7 to better fit into the array.
18407 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18409 * config/i386/i386.c (sse_builtin_type): New.
18410 (bdesc_sse_args): Likewise.
18411 (bdesc_sse_3arg): Removed.
18412 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18413 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18414 IX86_BUILTIN_ROUNDPS.
18415 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18416 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18417 IX86_BUILTIN_ROUNDPS.
18418 (ix86_expand_sse_4_operands_builtin): Removed.
18419 (ix86_expand_sse_operands_builtin): New.
18420 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18421 and CODE_FOR_sse4_1_roundps.
18422 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18423 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18425 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18428 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18429 regs before frame pop when needed. If use_backchain_to_restore_sp
18430 then load backchain into a temp reg to restore vr and vrsave. Add
18431 code to restore vr after frame pop if possible.
18433 2008-04-17 Richard Guenther <rguenther@suse.de>
18435 * tree-vn.c (expressions_equal_p): Do not check type
18436 equality or compatibility before calling operand_equal_p.
18437 * fold-const.c (operand_equal_p): Check equivalence of
18438 integer constants before bailing out due to signedness or
18439 precision differences.
18440 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18441 spurious differences in type qualification. Ignore types
18442 for COMPONENT_REFs at all.
18444 2008-04-17 Christian Bruel <christian.bruel@st.com>
18446 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18447 msw_skip comparison.
18449 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18452 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18455 PR tree-optimization/35899
18456 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18457 rather than TREE_OPERAND.
18459 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18462 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18463 temporary registers. Change operand predicate to general_operand.
18464 (remainderxf3): Ditto.
18466 2008-04-16 Richard Guenther <rguenther@suse.de>
18468 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18469 * tree-affine.c (aff_combination_expand): Look through some
18472 2008-04-15 Doug Kwan <dougkwan@google.com>
18474 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18476 * tree-pretty-print.c (dump_generic_node): Ditto.
18477 * final.c (output_addr_const): Ditto.
18478 * dwarf2out.c (output_cfi): Ditto.
18479 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18480 * print-rtl.c (print_rtx): Ditto.
18481 * print-tree.c (print_node_brief, print_node): Ditto.
18482 * c-common.c (match_case_to_enum_1): Ditto.
18483 * sched-vis.c (print_value): Ditto.
18484 * config/i386/i386.c (print_operand): Cast to long unsigned int
18487 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18488 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18489 MS Windows VirtualProtect function.
18491 2008-04-15 Jan Hubicka <jh@suse.cz>
18493 * gengtype.c (write_root): Param_is argument is OK.
18494 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18495 * function.h: Include varray.h
18496 (rtl_eh): New stucture based on except.c one.
18497 (call_site_record): New forward declaration and vector type.
18498 * calls.c (emit_call_1): Do not call
18499 note_current_region_may_contain_throw.
18500 * except.c (eh_status): Remove cur_region, try_region since they are
18502 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18503 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18504 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18505 Remove call_site_data_used, call_site_data_size.
18506 Turn call_site_record into vector in function.h.
18507 (note_current_region_may_contain_throw): Remove.
18508 (get_exception_pointer, get_exception_filter): Do not take struct
18509 function argument; update.
18510 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18511 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18512 build_post_landing_pads, dw2_build_landing_pads,
18513 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18514 sjlj_emit_function_enter, sjlj_emit_function_enter,
18515 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18516 sjlj_build_landing_pads, finish_eh_generation,
18517 remove_exception_handler_label, remove_eh_handler,
18518 maybe_remove_eh_handler, add_reachable_handler,
18519 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18520 add_action_record, collect_one_action_chain, add_call_site,
18521 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18522 sjlj_output_call_site_table, output_function_exception_table,
18523 * except.h (note_current_region_may_contain_throw): Remove
18524 (get_exception_pointer, get_exception_filter): Do not take struct
18526 * Makefile.in (GTFILES): Put varargs before struct function.
18528 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18530 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18531 punt for STRING_CST.
18532 (get_constraint_for): Deal with STRING_CST here instead.
18534 2008-04-15 Richard Guenther <rguenther@suse.de>
18536 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18537 statements in a basic-block with a backward walk. Do not
18538 substitute into dead statements but instead remove those.
18540 2008-04-15 Richard Guenther <rguenther@suse.de>
18542 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18543 to zero, thus disable creation of SFTs.
18545 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18547 * tree-predcom.c (suitable_reference_p): Return false if the
18548 reference can throw.
18550 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18553 * c-decl.c (finish_decl): If extern or static var has variable
18554 size, set TREE_TYPE (decl) to error_mark_node.
18556 2008-04-15 Rafael EspÃndola <espindola@google.com>
18558 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18561 2008-04-15 Richard Guenther <rguenther@suse.de>
18563 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18564 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18565 (visit_reference_op_load): Do walk vuse-vdef chains on
18566 vn_reference_lookup.
18567 (visit_reference_op_store): But do not here.
18568 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18569 vn_reference_lookup.
18570 (vn_lookup_with_vuses): But do so here.
18572 2008-04-14 Ian Lance Taylor <iant@google.com>
18574 * fold-const.c (fold_overflow_warning): Remove assertion.
18576 2008-04-15 Ben Elliston <bje@au.ibm.com>
18578 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18579 temp1 local variables.
18581 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18584 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18585 ".text.unlikely" section as executable.
18587 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18589 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18590 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18591 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18592 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18593 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18594 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18595 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18597 2008-04-14 Ian Lance Taylor <iant@google.com>
18599 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18600 * fold-const.c (fold_comparison): If appropriate, test
18601 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18602 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18603 reassociating a pointer type.
18604 * doc/invoke.texi (Optimize Options): Document that
18605 -fstrict-overflow applies to pointer wraparound.
18607 2008-04-13 Jan Hubicka <jh@suse.cz>
18609 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18611 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18613 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18614 we are going to "save the world".
18616 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18618 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18619 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18620 operand 0 constraint, not "=".
18622 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18624 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18626 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18628 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18629 of size of positions_needed * CHAR_BIT.
18631 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18633 PR middle-end/35897
18634 * dse.c (store_info): Change positions_needed to unsigned
18636 (lowpart_bitmask): New.
18637 (record_store): Cast to unsigned HOST_WIDE_INT for
18638 positions_needed. Assert width <= size of positions_needed *
18639 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18640 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18641 lowpart_bitmask to set mask.
18643 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18645 * config/bfin/constraints.md: New file.
18646 * config/bfin/bfin.md: Include it.
18647 (adddi3): Use satisfies_constraint functions instead of the old macros.
18648 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18649 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18650 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18651 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18652 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18653 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18654 EXTRA_CONSTRAINT): Delete.
18655 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18656 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18658 * config/bfin/bfin.c: Include "tm-constrs.h".
18659 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18660 Use satisfies_constraint functions instead of the old macros.
18661 * doc/md.texi (Blackfin Constraints): Update file name reference.
18663 2008-04-11 Richard Guenther <rguenther@suse.de>
18665 PR tree-optimization/35869
18666 * tree-vrp.c (execute_vrp): Move switch statement update after
18667 jump threading. Schedule another cfg cleanup run.
18669 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18672 * attribs.c (decl_attributes): Return early on errorneous node.
18674 2008-04-10 Oleg Ryjkov <olegr@google.com>
18676 * tree.h (struct tree_base): Added a new flag default_def_flag.
18677 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18679 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18681 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18683 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18686 * pa.md: Define mode iterator P. Define mode attribute dwc.
18687 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18688 (icacheflush): Likewise.
18689 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18690 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18692 2008-04-11 Ben Elliston <bje@au.ibm.com>
18694 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18696 2008-04-10 Rafael EspÃndola <espindola@google.com>
18698 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18699 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18700 (extract_range_from_expr): The same.
18702 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18704 * config/mips/mips.md (GPR2): New mode iterator.
18705 (seq): Add comment.
18706 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18707 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18708 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18709 Rewrite these to take two modes, the mode of comparison and the
18710 mode of the destination.
18711 * config/mips/mips.c (mips_expand_scc): Instead of having
18712 paradoxical subreg as destination, expand "narrowing" scc if mode
18713 of comparison is SI and target is requested in DI mode.
18714 (mips_emit_int_order_test): Update comment. Make mode of
18715 comparison match CMP0 rather than TARGET. When creating inverse
18716 target use mode of TARGET.
18718 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18720 * gcov-dump.c (tag_summary): Only print summaries for the first
18721 GCOV_COUNTERS_SUMMABLE counters.
18723 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18725 * config/i386/i386.md (absneg): New code iterator.
18726 (absnegprefix): New code attribute.
18727 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18728 patterns using absneg code iterator.
18729 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18730 using absneg code iterator.
18731 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18732 *neg<mode>2 patterns using absneg code iterator.
18733 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18734 *negextendsfdf2 patterns using absneg code iterator.
18735 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18736 *negextendsfxf2 patterns using absneg code iterator.
18737 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18738 *negextendsfdf2 patterns using absneg code iterator.
18739 * config/i386/sse.md (<code><mode>2): Macroize expander from
18740 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18742 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18744 * config/s390/s390.h: Remove the remains of the recent search
18745 & replace action of current_function_outgoing_args_size.
18747 2008-04-10 Ira Rosen <irar@il.ibm.com>
18749 PR tree-optimization/35821
18750 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18751 NEW_STMT_LIST is not NULL.
18753 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18756 * toplev.c (process_options): Remove -ffunction-sections debugging
18759 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18761 PR middle-end/PR28690
18762 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18763 than gen_rtx_fmt_ee to perform more canonicalizations.
18765 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18768 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18770 2008-04-09 Richard Guenther <rguenther@suse.de>
18772 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18773 (dump_function_to_file): Dump function arguments with types.
18775 2008-04-08 Richard Guenther <rguenther@suse.de>
18777 * fold-const.c (fold_widened_comparison): Do not allow
18778 sign-changes that change the result.
18780 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18783 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18784 kinds of indirect references.
18786 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18788 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18789 GNU Fortran language string.
18791 2008-04-08 Rafael EspÃndola <espindola@google.com>
18793 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18794 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18795 * tree.h (tree_call_nonnegative_warnv_p): New.
18797 2008-04-08 Jan Hubicka <jh@suse.cz>
18799 * function.c (free_after_compilation): Clear out regno_reg_rtx
18802 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18805 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18807 PR middle-end/PR28690
18808 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18809 same precedence as REG_POINTER and MEM_POINTER operands.
18811 2008-04-08 Richard Guenther <rguenther@suse.de>
18813 PR middle-end/35834
18814 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18815 for adding index to base.
18817 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18819 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18820 (MINGW_ENABLE_EXECUTE_STACK): New.
18821 (IN_LIBGCC2): For libgcc include windows.h file for
18822 function declarations.
18824 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18826 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18827 and tem2 if tem1 is not a REG or MULT.
18829 2008-04-08 Jan Hubicka <jh@suse.cz>
18831 * function.h (incomming_args): Break out of struct function.
18832 (function_subsections): Break out of struct function.
18833 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18834 return_rtx and hard_reg_initial_vals from struct function.
18835 Kill inl_max_label_num.
18836 (current_function_pops_args, current_function_args_info,
18837 current_function_args_size, current_function_args_size,
18838 current_function_pretend_args_size,
18839 current_function_outgoing_args_size,
18840 current_function_internal_arg_pointer, current_function_return_rtx):
18841 Kill compatibility accestor macros.
18842 * builtins.c (expand_builtin_apply_args_1): Update.
18843 (expand_builtin_next_arg): Update.
18844 * df-scan.c (df_get_call_refs): Update.
18845 * dbxout.c (dbxout_function_end): Update.
18846 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18847 (output_line_info): Update.
18848 (secname_for_decl): Update.
18849 (dwarf2out_var_location): Update.
18850 * function.c (free_after_compilation): Update.
18851 (assign_parm_find_stack_rtl): Update.
18852 (assign_parms): Update.
18853 (expand_dummy_function_end): Update.
18854 (expand_function_end): Update.
18855 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18856 (expand_call): Update.
18857 (emit_library_call_value_1): Update.
18858 (store_one_arg): Update.
18859 * varasm.c (initialize_cold_section_name): Update.
18860 (unlikely_text_section): Update.
18861 (unlikely_text_section_p): Update.
18862 (assemble_start_function): Update.
18863 (assemble_end_function): Update.
18864 (default_section_type_flags): Update.
18865 (switch_to_section): Update.
18866 * integrate.c (set_decl_abstract_flags): Update.
18867 (get_hard_reg_initial_val): Update.
18868 (has_hard_reg_initial_val): Update.
18869 (allocate_initial_values): Update.
18870 * resource.c (init_resource_info): Update.
18871 * config/alpha/alpha.c (NUM_ARGS): Update.
18872 (direct_return): Update.
18873 (alpha_va_start): Update.
18874 (alpha_sa_size): Update.
18875 (alpha_initial_elimination_offset): Update.
18876 (alpha_expand_prologue): Update.
18877 (alpha_start_function): Update.
18878 (alpha_expand_epilogue): Update.
18879 (unicosmk_initial_elimination_offset):
18880 * config/alpha/alpha.md (call expander): Update.
18881 * config/s390/s390.c (s390_register_info): Update.
18882 (s390_register_info): Update.
18883 (s390_frame_info): Update.
18884 (s390_initial_elimination_offset): Update.
18885 (s390_build_builtin_va_list): Update.
18886 (s390_va_start): Update.
18887 * config/spu/spu.c (direct_return): Update.
18888 (spu_expand_prologue): Update.
18889 (spu_initial_elimination_offset): Update.
18890 (spu_build_builtin_va_list): Update.
18891 (spu_va_start): Update.
18892 * config/sparc/sparc.c (sparc_init_modes): Update.
18893 (sparc_compute_frame_size): Update.
18894 (function_value): Update.
18895 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18896 * config/i386/i386.md (return expander): Update.
18897 * config/i386/i386.c (ix86_va_start): Update.
18898 (ix86_can_use_return_insn_p): Update.
18899 (ix86_compute_frame_layout): Update.
18900 (ix86_expand_epilogue): Update.
18901 * config/sh/sh.c (output_stack_adjust): Update.
18902 (calc_live_regs): Update.
18903 (sh_expand_prologue): Update.
18904 (sh_builtin_saveregs): Update.
18905 (sh_va_start): Update.
18906 (initial_elimination_offset): Update.
18907 (sh_allocate_initial_value): Update.
18908 (sh_function_ok_for_sibcall): Update.
18909 (sh_get_pr_initial_val): Update.
18910 * config/sh/sh.md (return expander): Update.
18911 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18912 * config/crx/crx.c (crx_compute_frame): UPdate.
18913 (crx_initial_elimination_offset): UPdate.
18914 * config/xtensa/xtensa.c (compute_frame_size): Update
18915 (xtensa_builtin_saveregs): Update.
18916 (xtensa_va_start): Update.
18917 (order_regs_for_local_alloc): Update.
18918 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18919 (xstormy16_expand_builtin_va_start): Update.
18920 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18921 * config/m68hc11/m68hc11.md (return expanders): Update.
18922 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18923 (expand_epilogue): Update.
18924 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18925 (cris_simple_epilogue): Update.
18926 (cris_expand_prologue): Update.
18927 (cris_expand_epilogue): Update.
18928 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18929 (compute_frame_size): Update.
18930 * config/mt/mt.c (mt_compute_frame_size): Update.
18931 * config/mn10300/mn10300.c (expand_prologue): Update.
18932 (expand_epilogue): Update.
18933 (initial_offset): Update.
18934 (mn10300_builtin_saveregs):
18935 * config/mn10300/mn10300.md (return expander): Update.
18936 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18937 (ia64_initial_elimination_offset): Update.
18938 (ia64_initial_elimination_offset): Update.
18939 (ia64_expand_prologue): Update.
18940 * config/m68k/m68k.md (return expander): Update.
18941 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18942 (rs6000_stack_info): Update.
18943 * config/mcore/mcore.c (layout_mcore_frame): Update.
18944 (mcore_expand_prolog): Update.
18945 * config/arc/arc.c (arc_compute_frame_size): Update.
18946 * config/score/score3.c (score3_compute_frame_size): Update.
18947 * config/score/score7.c (score7_compute_frame_size): Update.
18948 * config/arm/arm.c (use_return_insn): Update.
18949 (thumb_find_work_register): Update.
18950 (arm_compute_save_reg_mask): Update.
18951 (arm_output_function_prologue): Update.
18952 (arm_output_epilogue): Update.
18953 (arm_size_return_regs): Update.
18954 (arm_get_frame_offsets): Update.
18955 (arm_expand_prologue): Update.
18956 (thumb_exit): Update.
18957 (thumb_unexpanded_epilogue): Update.
18958 (thumb1_output_function_prologue): Update.
18959 * config/pa/pa.md (return expander): Update.
18960 * config/pa/pa.c (compute_frame_size): Update.
18961 (hppa_builtin_saveregs): Update.
18962 * config/mips/mips.c (mips_va_start): Update.
18963 (mips16_build_function_stub): Update.
18964 (mips_compute_frame_info): Update.
18965 (mips_restore_gp): Update.
18966 (mips_output_function_prologue): Update.
18967 (mips_expand_prologue): Update.
18968 * config/v850/v850.c (compute_frame_size): Update.
18969 (expand_prologue): * config/mmix/mmix.c (along): update.
18970 (mmix_initial_elimination_offset): update.
18971 (mmix_reorg): update.
18972 (mmix_use_simple_return): update.
18973 (mmix_expand_prologue): update.
18974 (mmix_expand_epilogue): Update.
18975 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18976 (emit_link_insn): Update.
18978 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18980 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18981 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18983 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18986 2008-04-07 Jan Hubicka <jh@suse.cz>
18988 * function.h (rtl): Rename to x_rtl.
18989 (crtl): New define.
18990 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18991 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18992 used_temp_slots avail_temp_slots, temp_slot_level,
18993 nonlocal_goto_handler_labels): Update accesstors.
18994 (rtl): New global variable.
18995 (struct function): Move some fileds to rtl_data.
18996 (get_arg_pointer_save_area): Update prototype.
18997 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18998 get_arg_pointer_save_area.
18999 * expr.c (init_expr): Update
19000 * function.c (get_frame_size): Update
19001 (assign_stack_local): Update
19002 (expand_function_end): Update.
19003 (get_art_pointer_save_area): Update
19005 * emit-rtl.c (rtl): Declare.
19006 (regno_reg_rtx): Declare.
19007 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19009 (gen_reg_rtx): Update.
19010 * varasm.c (n_deferred_constatns): Update accestor.
19011 (init_varasm_status): Do not allocate varasm_status.
19012 (force_const_mem, get_pool_size, output_constant_pool): Update.
19013 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19014 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19015 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19016 * sparc/sparc.h (INIT_EXPANDERS): Update.
19017 * ia64/ia64.h (INIT_EXPANDERS): Update.
19019 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19021 * reload.c (push_secondary_reload): Add missing break to for loop.
19023 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19025 PR middle-end/PR28690
19026 * rtlanal.c: Update copyright years.
19027 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19028 as REG_POINTER and MEM_POINTER operands.
19029 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19030 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19031 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19032 * gcse.c: Update copyright years.
19033 (pre_delete): Call gen_reg_rtx_and_attrs.
19034 (hoist_code): Likewise.
19035 (build_store_vectors): Likewise.
19036 (delete_store): Likewise.
19037 * loop-invariant.c (move_invariant_reg): Likewise.
19038 Update copyright years.
19040 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19042 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19043 control string instead of quoted.
19045 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19047 * doc/rtl.texi: Rewrite of subreg section.
19049 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
19052 * config/i386/i386.c (legitimize_pic_address): Add treating
19053 of dllimport SYM_REF's.
19054 (legitimize_dllimport_symbol): Add prototype.
19056 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19058 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
19059 reference in constructor with non self-referential type.
19061 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
19063 Removal of Return with Depressed Stack Pointer support
19064 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
19065 (ECF_SP_DEPRESSED): Likewise.
19066 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
19067 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
19068 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19069 (expand_call): Do not test ECF_SP_DEPRESSED.
19070 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19071 * function.c (keep_stack_depressed): Delete.
19072 (handle_epilogue_set): Likewise.
19073 (update_epilogue_consts): Likewise.
19074 (emit_equiv_load): Likewise.
19075 (thread_prologue_and_epilogue_insns): Remove support for Return with
19076 Depressed Stack Pointer.
19077 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
19079 2008-04-06 Richard Guenther <rguenther@suse.de>
19081 PR tree-optimization/35400
19082 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
19083 information from SSA_NAMEs.
19085 2008-04-06 Anatoly Sokolov <aesok@post.ru>
19087 * config/avr/avr.h (avr_mega_p): Remove declaration.
19088 (AVR_MEGA): Remove macro.
19089 * config/avr/avr.c (avr_mega_p): Remove variable.
19090 (avr_override_options): Remove inicializion of avr_mega_p.
19091 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19092 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
19093 (avr_jump_mode): (Ditto.).
19094 (avr_output_progmem_section_asm_op): (Ditto.).
19095 (avr_asm_init_sections): (Ditto.).
19096 (avr_asm_init_sections): (Ditto.).
19097 (avr_rtx_costs): (Ditto.).
19098 * config/avr/avr.md: (Ditto.).
19099 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
19102 2008-04-06 Richard Guenther <rguenther@suse.de>
19104 PR tree-optimization/35842
19105 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
19106 is_gimple_invariant_address.
19108 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19110 * gcc.c (default_compilers): Sync Fortran extensions list with
19111 that in fortran/lang-specs.h.
19112 * doc/invoke.texi: Likewise.
19113 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
19114 * dwarf2out.c (gen_compile_unit_die): Likewise.
19116 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
19118 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
19120 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
19123 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
19124 attribute is used for nested functions.
19126 2008-04-05 Jan Hubicka <jh@suse.cz>
19128 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
19130 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
19132 (dump_files): Update.
19133 (enable_rtl_dump_file): Do not accept letter argument.
19134 * tree-pass.h (dump_file_info): Remove letter argument.
19135 * toplev.c (decode_d_option): Update -da handling.
19136 * toplev.h (enable_rtl_dump_file): Update prototype.
19137 * passes.c (register_one_dump_file): Do not accept IPA argument; work
19138 it out based on pass type.
19139 (register_dump_files_1): Likewise.
19140 (init_optimization_passes): Update register_one_dump_file calls.
19141 (execute_one_pass): Sanity check that IPA passes are called at IPA
19142 level and RTL passes at RTL level.
19143 (execute_pass_list): IPA pass can not be after or subpass of
19145 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
19146 disallov RTL subpasses of IPA subpasses.
19148 2008-04-05 Ben Elliston <bje@au.ibm.com>
19150 * tree-cfg.c (need_fake_edge_p): Return false for calls to
19151 builtins that return exactly once and do not throw. Cache call to
19154 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
19156 PR rtl-optimization/34916
19157 PR middle-end/35519
19158 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
19159 between instruction pairs.
19161 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
19163 * doc/invoke.texi: Document -mbitops for SH.
19164 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
19165 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
19166 * config/sh/sh.c (print_operand): Add %t operand code.
19167 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
19168 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
19169 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
19170 (extendqihi2): Likewise.
19171 (movqi_i): Likewise.
19172 (insv): Use bset, bclr and bst instructions for SH2A if possible.
19173 (extv): Use bld instruction for SH2A if possible.
19175 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
19176 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
19177 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
19178 (bset.b, bclr.b): Define peepholes.
19179 * config/sh/sh.opt (mbitops): New option.
19181 2008-04-04 Janis Johnson <janis187@us.ibm.com>
19184 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
19185 and view convert expression.
19187 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19190 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
19192 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
19194 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
19196 * config/i386/cpuid.h (bit_AES): New.
19197 (bit_PCLMUL): Likewise.
19199 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
19200 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
19201 SSE2 if AES or PCLMUL is enabled.
19202 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
19203 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19204 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
19205 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
19206 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
19207 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
19208 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
19209 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
19210 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
19211 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
19212 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
19213 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
19214 __builtin_ia32_aeskeygenassist128 and
19215 __builtin_ia32_pclmulqdq128.
19216 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
19217 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
19218 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
19220 * config/i386/i386.h (TARGET_AES): New.
19221 (TARGET_PCLMUL): Likewise.
19222 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
19224 * config/i386/i386.md (UNSPEC_AESENC): New.
19225 (UNSPEC_AESENCLAST): Likewise.
19226 (UNSPEC_AESDEC): Likewise.
19227 (UNSPEC_AESDECLAST): Likewise.
19228 (UNSPEC_AESIMC): Likewise.
19229 (UNSPEC_AESKEYGENASSIST): Likewise.
19230 (UNSPEC_PCLMUL): Likewise.
19232 * config/i386/i386.opt (maes): New.
19233 (mpclmul): Likewise.
19235 * config/i386/sse.md (aesenc): New pattern.
19236 (aesenclast): Likewise.
19237 (aesdec): Likewise.
19238 (aesdeclast): Likewise.
19239 (aesimc): Likewise.
19240 (aeskeygenassist): Likewise.
19241 (pclmulqdq): Likewise.
19243 * config/i386/wmmintrin.h: New.
19245 * doc/extend.texi: Document AES and PCLMUL built-in function.
19247 * doc/invoke.texi: Document -maes and -mpclmul.
19249 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
19251 * function.c (free_after_parsing): Replace with
19252 cxx_push_function_context from C++ front-end.
19253 (allocate_struct_function): Don't call langhook.
19254 * langhooks.h (struct lang_hooks_for_functions): Delete.
19255 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
19257 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
19258 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
19259 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
19260 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
19261 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
19262 remove LANG_HOOKS_FUNCTION_INITIALIZER.
19263 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
19265 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
19266 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
19268 2008-04-04 Jakub Jelinek <jakub@redhat.com>
19271 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
19274 2008-04-04 Richard Guenther <rguenther@suse.de>
19276 PR middle-end/35823
19277 * fold-const.c (optimize_minmax_comparison): Use the correct
19278 type for the constant in the simplified comparison.
19280 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
19282 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
19283 Pass L2 size as "--param l2-cache-size" to the compiler.
19284 (decode_l2_cache): New function to decode L2 cache parameters using
19285 0x8000006 extended cpuid function.
19286 (detect_caches_amd): Determine parameters of L2 cache using
19287 decode_l2_caches function.
19288 (decode_caches_intel): Decode L2 cache parameters.
19289 (detect_caches_intel): Determine L2 cache parameters using
19290 decode_caches_intel and decode_l2_caches functions.
19292 2008-04-03 Bob Wilson <bob.wilson@acm.org>
19294 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
19295 secondary input reload for subword loads from the constant pool.
19297 2008-04-03 Janis Johnson <janis187@us.ibm.com>
19300 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
19301 constants of the appropriate size for runtime calculations.
19304 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
19305 decimal-float literal constant zero.
19307 2008-04-03 Jakub Jelinek <jakub@redhat.com>
19310 * c-parser.c (c_parser_omp_atomic): Call
19311 default_function_array_conversion on the RHS.
19313 PR middle-end/35818
19314 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
19315 call is_variable_sized if decl has incomplete type.
19317 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
19319 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
19321 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
19323 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
19325 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
19326 (sgt<u>): Merge sgt and sgtu into new expander.
19327 (sgt, sgtu): Remove expanders.
19328 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
19329 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
19330 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
19331 *sgtu_<mode>_mips16 into new pattern.
19332 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19333 (sge<u>): Merge sge and sgeu into new expander.
19334 (sge, sgeu): Remove expanders.
19335 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19337 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19338 (slt<u>): Merge slt and sltu into new expander.
19339 (slt, sltu): Remove expanders.
19340 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19341 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19342 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19343 *sltu_<mode>_mips16 into new pattern.
19344 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19345 (sle<u>): Merge sle and sleu into new expander.
19346 (sle, sleu): Remove expanders.
19347 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19348 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19349 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19350 *sleu_<mode>_mips16 into new pattern.
19351 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19353 2008-04-03 Jan Hubicka <jh@suse.cz>
19355 PR tree-optimization/35795
19356 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19357 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19358 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19359 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19360 * score/score3.c (score3_output_mi_thunk): Likewise.
19361 * score/score7.c (score7_output_mi_thunk): Likewise.
19362 * mips/mips.c (mips_output_mi_thunk): Likewise.
19364 2008-04-03 Richard Guenther <rguenther@suse.de>
19366 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19367 conversions. Simplify code.
19369 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19371 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19373 2008-04-03 Tom Tromey <tromey@redhat.com>
19374 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19376 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19377 * config/bfin/t-bfin-linux (generated_files): Add
19378 linux-sysroot-suffix.h.
19379 * doc/install.texi (Prerequisites): Require make 3.80.
19380 * doc/sourcebuild.texi (Front End Directory): Document new
19382 * Makefile.in (generated_files): New variable.
19383 (ALL_HOST_OBJS): New variable.
19384 ($(ALL_HOST_OBJS)): New target.
19386 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19388 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19389 (remap_block): Call id->transform_lang_insert_block instead
19391 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19392 Set id.transform_lang_insert_block to NULL.
19393 (clone_body): Move to cp/optimize.c
19394 * tree-inline.h (struct copy_body_data): Change
19395 transform_lang_insert_block to function pointer.
19396 (copy_generic_body, copy_decl_no_change): Export.
19397 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19398 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19399 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19401 * c-tree.h (insert_block): Kill.
19402 * c-decl.c (insert_block): Kill.
19404 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19406 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19407 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19408 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19410 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19411 argument, call {push,pop}_function_context from here.
19412 * c-parser.c: Use c_{push,pop}_function_context.
19414 * function.c (push_function_context_to): Move meat ...
19415 (push_function_context): ... here. Simplify.
19416 * function.c (pop_function_context_from): Move meat ...
19417 (pop_function_context): ... here. Simplify.
19418 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19420 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19421 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19422 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19423 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19425 2008-04-03 Ben Elliston <bje@au.ibm.com>
19427 * expmed.c (extract_force_align_mem_bit_field): Remove.
19429 2008-04-03 Richard Guenther <rguenther@suse.de>
19431 PR middle-end/35800
19432 * expr.h (try_casesi): Adjust prototype.
19433 * expr.c (try_casesi): Take fallback label as extra parameter.
19434 Use that for gen_casesi if default_label is NULL.
19435 * stmt.c (expand_case): Pass fallback label to try_casesi,
19436 make sure to fill gaps with a fallback label if default_label
19439 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
19442 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19444 2008-04-03 Ben Elliston <bje@au.ibm.com>
19446 * expmed.c (extract_split_bit_field): Remove if (0) code.
19447 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19448 (do_ds_constraint): Likewise.
19450 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19452 * doc/cppopts.texi (-dU): Document.
19453 * c-common.h (flag_dump_macros): Update comment.
19454 * c-opts.c (handle_OPT_d): Handle -dU.
19455 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19456 dump_queued_macros, cb_used_define, cb_used_undef): New.
19457 (init_pp_output): Handle -dU.
19458 (cb_line_change): Call dump_queued_macros.
19459 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19461 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19463 * config/avr/predicates.md (io_address_operand): New predicate.
19464 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19465 * config/avr/avr.c (avr_io_address_p): Remove function.
19466 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19467 'avr_io_address_p' function.
19468 (out_movhi_r_mr): (Ditto.).
19469 (out_movqi_mr_r): (Ditto.).
19470 (out_movhi_mr_r): (Ditto.).
19471 (avr_address_cost): (Ditto.).
19473 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19475 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19476 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19477 in 32bit mode when XMM registers are available to avoid store
19479 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19480 corresponding post-reload splitters.
19482 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19484 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19485 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19486 __builtin_ia32_roundss.
19487 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19488 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19489 __builtin_ia32_roundss.
19490 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19491 IX86_BUILTIN_SHUFPD here.
19493 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19495 * config/i386/i386.md (plogic): New.
19496 (plogicprefix): Likewise.
19498 * config/i386/mmx.md (mmx_<code><mode>3): New.
19499 (mmx_and<mode>3): Removed.
19500 (mmx_ior<mode>3): Likewise.
19501 (mmx_xor<mode>3): Likewise.
19503 * config/i386/sse.md (<code><mode>3): New.
19504 (*<code><mode>3): Likewise.
19505 (*<code><mode>3): Likewise.
19506 (<code><mode>3): Likewise.
19507 (*sse_<code><mode>3): Likewise.
19508 (*sse2_<code><mode>3): Likewise.
19509 (<code>tf3): Likewise.
19510 (*<code>tf3): Likewise.
19511 (and<mode>3): Likewise.
19512 (*and<mode>3): Likewise.
19513 (ior<mode>3): Removed.
19514 (*ior<mode>3): Likewise.
19515 (xor<mode>3): Likewise.
19516 (*xor<mode>3): Likewise.
19517 (*and<mode>3): Likewise.
19518 (*ior<mode>3): Likewise.
19519 (*xor<mode>3): Likewise.
19520 (and<mode>3): Likewise.
19521 (*sse_and<mode>3): Likewise.
19522 (*sse2_and<mode>3): Likewise.
19523 (andtf3): Likewise.
19524 (*andtf3): Likewise.
19525 (ior<mode>3): Likewise.
19526 (*sse_ior<mode>3): Likewise.
19527 (*sse2_ior<mode>3): Likewise.
19528 (iortf3): Likewise.
19529 (*iortf3): Likewise.
19530 (xor<mode>3): Likewise.
19531 (*sse_xor<mode>3): Likewise.
19532 (*sse2_xor<mode>3): Likewise.
19533 (xortf3): Likewise.
19534 (*xortf3): Likewise.
19536 2008-04-02 Richard Guenther <rguenther@suse.de>
19538 PR tree-optimization/14495
19539 PR tree-optimization/34793
19540 * tree-vrp.c (struct switch_update): New structure.
19541 (to_remove_edges, to_update_switch_stmts): New VECs.
19542 (simplify_switch_using_ranges): New function. Remove not taken
19543 case labels and edges.
19544 (simplify_stmt_using_ranges): Call it.
19545 (identify_jump_threads): Mark edges we have queued for removal
19546 so we don't thread them.
19547 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19549 * tree-cfg.c (group_case_labels): Deal with missing default label.
19550 (tree_verify_flow_info): Allow missing default label.
19551 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19552 (emit_case_nodes): Likewise.
19553 (expand_case): Do not rely on the default label to be present.
19554 * expr.c (try_casesi): Deal with NULL default_label.
19555 (do_tablejump): Likewise.
19557 2008-04-02 Richard Guenther <rguenther@suse.de>
19559 PR tree-optimization/14495
19560 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19561 SWITCH_EXPR here ...
19562 (vrp_visit_switch_stmt): ... but here (new function).
19563 (find_case_label_index): New helper function.
19564 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19566 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19568 * fwprop.c: Fix ISO-C99ism.
19570 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19573 * Makefile.in (objdir): Set it here.
19574 * configure.ac: Not here. Find dynamic linker characteristics.
19575 * exec-tool.in: Use them.
19576 * aclocal.m4: Regenerate.
19577 * configure: Regenerate.
19579 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19581 * expr.c (expand_var): Delete it.
19582 * expr.h (expand_var): Delete prototype.
19583 * function.c (expand_function_start): Use expand_decl instead.
19584 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19587 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19589 PR rtl-optimization/35542
19590 * fwprop.c (forward_propagate_and_simplify): Replace
19591 loc_reg_mentioned_in_p with reg_mentioned_p.
19593 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19595 PR rtl-optimization/35281
19596 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19597 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19598 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19599 (varying_mem_p): Move above propagate_rtx.
19600 (all_uses_available_at): Do not check MEMs.
19602 2008-04-02 Rafael EspÃndola <espindola@google.com>
19604 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19605 (register_edge_assert_for_2): Split the cond argument.
19606 (register_edge_assert_for_1): Adjust for the change in
19607 register_edge_assert_for_2.
19608 (register_edge_assert_for): Split the cond argument.
19609 (find_switch_asserts): Adjust for the change in
19610 register_edge_assert_for.
19612 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19614 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19615 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19616 offsets for 64-bit mingw.
19617 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19618 abi for x86_64-pc-mingw.
19620 2008-04-02 Richard Guenther <rguenther@suse.de>
19622 * tree-vrp.c (extract_range_from_assert): Make sure to not
19623 produce range min/max with TREE_OVERFOW set.
19624 If merging a anti-range and a range keep the anti-range if
19625 the range covers all values of the type.
19626 (register_edge_assert_for_2): Only allow sign-changing
19627 conversions in detecting canonical range checks. Also
19628 register an assert for the unsigned name if useful.
19630 PR tree-optimization/35787
19631 * tree-vrp.c (vrp_val_max): New function.
19632 (vrp_val_min): Likewise.
19633 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19634 (vrp_val_is_min): Likewise.
19635 (supports_overflow_infinity): Use vrp_val_{min,max}.
19636 (negative_overflow_infinity): Likewise.
19637 (positive_overflow_infinity): Likewise.
19638 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19639 (is_positive_overflow_infinity): Likewise.
19640 (is_overflow_infinity): Likewise.
19641 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19642 vrp_val_is_{min,max}.
19643 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19644 to ranges if possible. Avoid empty ranges.
19646 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19648 PR middle-end/35705
19649 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19650 the expression is a function address.
19652 2008-04-01 George Helffrich <george@gcc.gnu.org>
19654 PR fortran/35154, fortran/23057
19655 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19656 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19657 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19658 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19660 (dbxout_syms): Check for COMMON-based symbol and wrap in
19661 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19662 in bracket for efficiency.
19664 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19665 using DW_TAG_common_block + member offset.
19666 (add_pubname_string): New function.
19667 (dw_expand_expr): New function to find block name and offset for
19669 (common_check): New function to check whether symbol in Fortran COMMON.
19670 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19672 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19675 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19677 2008-04-02 Ben Elliston <bje@au.ibm.com>
19679 * config/v850/v850.md (casesi): Remove if (0) code.
19680 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19681 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19683 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19685 * config/i386/i386.md (rex64suffix): New mode attribute.
19686 (floathi<mode>2): Disable expander for SSE math.
19687 (*floathi<mode>2_1): New insn insn_and_split pattern.
19688 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19689 corresponding post-reload splitters.
19690 (*floathi<mode>2_i387): New macroized insn pattern.
19691 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19692 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19693 insn_and_split pattern.
19694 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19695 New macroized instruction patterns and corresponding post-reload
19697 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19698 and corresponding post-reload splitters.
19699 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19700 New macroized instruction patterns.
19701 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19702 macroized instruction patterns and corresponding post-reload splitters.
19703 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19704 corresponding post-reload splitters.
19705 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19706 New macroized instruction patterns.
19707 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19708 corresponding post-reload splitters.
19709 (*floatsi<mode>2_i387): New macroized instruction patterns.
19711 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19713 * config/i386/i386.md (smaxmin): New.
19714 (umaxmin): Likewise.
19715 (maxminiprefix): Likewise.
19716 (maxminfprefix): Likewise.
19717 (<code><mode>3): Likewise.
19718 (smin<mode>3): Removed.
19719 (smax<mode>3): Likewise.
19721 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19722 (mmx_<code>v4hi3): Likewise.
19723 (mmx_<code>v8qi3): Likewise.
19724 (mmx_smaxv2sf3): Removed.
19725 (mmx_sminv2sf3): Likewise.
19726 (mmx_umaxv8qi3): Likewise.
19727 (mmx_smaxv4hi3): Likewise.
19728 (mmx_uminv8qi3): Likewise.
19729 (mmx_sminv4hi3): Likewise.
19731 * config/i386/sse.md (<addsub><mode>3): New.
19732 (*<addsub><mode>3): Likewise.
19733 (<sse>_vm<addsub><mode>3): Likewise.
19734 (<maxmin><mode>3): Likewise.
19735 (*<maxmin><mode>3_finite): Likewise.
19736 (*<maxmin><mode>3): Likewise.
19737 (<sse>_vm<maxmin><mode>3): Likewise.
19738 (sse3_h<addsub>v4sf3): Likewise.
19739 (sse3_h<addsub>v2df3): Likewise.
19740 (<maxmin>v16qi3): Likewise.
19741 (*<maxmin>v16qi3): Likewise.
19742 (<maxmin>v8hi3): Likewise.
19743 (*<maxmin>v8hi3): Likewise.
19744 (*sse4_1_<maxmin><mode>3): Likewise.
19745 (*sse4_1_<maxmin><mode>3): Likewise.
19746 (add<mode>3): Removed.
19747 (*add<mode>3): Likewise.
19748 (<sse>_vmadd<mode>3): Likewise.
19749 (sub<mode>3): Likewise.
19750 (*sub<mode>3): Likewise.
19751 (<sse>_vmsub<mode>3): Likewise.
19752 (smin<mode>3): Likewise.
19753 (*smin<mode>3_finite): Likewise.
19754 (*smin<mode>3): Likewise.
19755 (<sse>_vmsmin<mode>3): Likewise.
19756 (smax<mode>3): Likewise.
19757 (*smax<mode>3_finite): Likewise.
19758 (*smax<mode>3): Likewise.
19759 (<sse>_vmsmax<mode>3): Likewise.
19760 (sse3_haddv4sf3): Likewise.
19761 (sse3_haddv2df3): Likewise.
19762 (sse3_hsubv4sf3): Likewise.
19763 (sse3_hsubv2df3): Likewise.
19764 (umaxv16qi3): Likewise.
19765 (*umaxv16qi3): Likewise.
19766 (smaxv8hi3): Likewise.
19767 (*smaxv8hi3): Likewise.
19768 (*sse4_1_smax<mode>3): Likewise.
19769 (*sse4_1_umax<mode>3): Likewise.
19770 (uminv16qi3): Likewise.
19771 (*uminv16qi3): Likewise.
19772 (sminv8hi3): Likewise.
19773 (*sminv8hi3): Likewise.
19774 (*sse4_1_smin<mode>3): Likewise.
19775 (*sse4_1_umin<mode>3): Likewise.
19777 2008-04-01 Rafael EspÃndola <espindola@google.com>
19779 * tree-cfg.c (verify_expr): remove in_phi.
19780 (verify_stmt): Don't call walk_tree with verify_expr. Use
19781 is_gimple_min_invariant instead of is_gimple_val.
19783 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19785 * doc/include/gpl_v3.texi: Update for manpage generation.
19786 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19788 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19789 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19790 gpl_v3.texi instead of gpl.texi.
19793 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19796 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19798 2008-04-01 Rafael EspÃndola <espindola@google.com>
19800 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19801 (extract_code_and_val_from_cond): Use
19802 extract_code_and_val_from_cond_with_ops.
19804 2008-04-01 Jan Hubicka <jh@suse.cz>
19806 * function.c (free_after_compilation): Free epilogue_delay_list.
19807 (prepare_function_start): Assert that previous compilation was freed.
19809 2008-04-01 Jan Hubicka <jh@suse.cz>
19810 Jim Wilson <wilson@tuliptree.org>
19811 Andreas Tobler <andreast@gcc.gnu.org>
19813 PR middle-end/35781
19814 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19815 rtl.emit instead cfun->emit.
19816 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19817 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19819 2008-04-01 Ben Elliston <bje@au.ibm.com>
19821 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19823 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19825 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19827 (fprofile-use): Add var flag_profile_use
19828 * coverage.c (coverage_begin_output): Do not open a gcno file for
19829 output only if -ftest-coverage is set.
19830 Do not add getpwd() to gcda file path.
19831 (build_gcov_info): Check the new flag
19832 flag_profile_datafile_relative_path.
19833 (coverage_init): Use profile_data_prefix.
19834 Read profile counter only if flag_profile_use is set.
19835 * opts.c (common_handle_option): New option fprofile-use=,
19836 fprofile-dir=, fprofile-generate=.
19837 * toplev.c (profile_data_prefix): New variable definition.
19838 * toplev.h (profile_data_prefix): New declaration.
19839 * doc/invoke.tex (Option Summary, Optimization Options):
19842 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19844 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19845 use tmp consistently.
19848 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19849 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19850 UNSPEC_FR_RECIP_APPROX_RES.
19851 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19853 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19856 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19858 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19860 PR middle-end/30186
19861 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19862 element of the vector via a pointer.
19864 2008-03-31 Ian Lance Taylor <iant@google.com>
19866 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19868 2008-03-31 Jan Hubicka <jh@suse.cz>
19870 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19871 get_arg_pointer_save_area.
19872 * expr.c (init_expr): Just clear out rtl.expr.
19873 * function.c (free_after_compilation): Clear out whole RTL structure.
19874 (get_func_frame_size): Merge into ...
19875 (get_frame_size): ... this one.
19876 (assign_stack_local_1): Merge into ...
19877 (assign_stack_local): ... this one.
19878 (expand_function_end): Update call of get_arg_pointer_save_area.
19879 (get_art_pointer_save_area): Remove cfun argument.
19880 * function.h (emit_status): regno_pointer_align does not need length
19881 attribute. Move x_regno_reg_rtx to ...
19882 (regno_reg_rtx): ... new global array.
19883 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19884 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19885 apply_args_value, forced_labels, stack_pointer_delta):
19887 (struct varasm_status): Move here from varasm.c
19888 (struct rtl_data): New. Move here some fields from struct function.
19889 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19890 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19891 used_temp_slots avail_temp_slots, temp_slot_level,
19892 nonlocal_goto_handler_labels): Update accesstors.
19893 (rtl): New global variable.
19894 (struct function): Move some fileds to rtl_data.
19895 (get_arg_pointer_save_area): Update prototype.
19896 * emit-rtl.c (rtl): Declare.
19897 (regno_reg_rtx): Declare.
19898 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19900 (gen_reg_rtx): Update.
19901 (init_virtual_regs): Do not tate emit_status argument.
19902 (init_emit): Do not allocate emit.
19903 * varasm.c (varasm_statuc): Move to function.h.
19904 (n_deferred_constatns): Update accestor.
19905 (init_varasm_status): Do not allocate varasm_status.
19906 (force_const_mem, get_pool_size, output_constant_pool): Update.
19907 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19908 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19910 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19912 PR rtl-optimization/35729
19913 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19916 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19919 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19920 load/store if memory is unaligned.
19921 (*movti_rex64): Likewise.
19923 * config/i386/predicates.md (misaligned_operand): New.
19925 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19928 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19931 2008-03-31 Jan Beulich <jbeulich@novell.com>
19933 * config/ia64/constraints.md: Add 'j' constraint.
19934 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19935 (movdi_internal): Likewise.
19937 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19940 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19942 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19945 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19946 proper error message for the third argument on blendpd and
19949 * config/i386/sse.md (blendbits): New.
19950 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19952 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19954 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19956 2008-03-30 Richard Guenther <rguenther@suse.de>
19958 PR middle-end/31023
19959 * fold-const.c (fold_sign_changed_comparison): Do leave
19960 conversions to base-types alone.
19962 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19964 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19965 the link register if one altivec register is be saved.
19967 2008-03-30 Ben Elliston <bje@au.ibm.com>
19969 * final.c (final_scan_insn): Remove if (0) code.
19971 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19973 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19975 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19977 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19978 of V4SFmode to ix86_binary_operator_ok.
19980 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19982 * config/i386/i386.c (override_options): Initialize
19983 ix86_veclib_handler to ix86_veclibabi_svml when
19984 -mveclibabi=svml is used.
19985 (ix86_veclibabi_svml): New function for SVML ABI style
19986 vectorization support.
19987 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19989 2008-03-28 Rafael EspÃndola <espindola@google.com>
19991 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19992 (tree_binary_nonnegative_warnv_p): Make it public.
19993 (tree_single_nonnegative_warnv_p): Make it public.
19994 (tree_invalid_nonnegative_warnv_p): Make it public.
19995 (tree_unary_nonzero_warnv_p): Make it public.
19996 (tree_binary_nonzero_warnv_p): Make it public
19997 (tree_single_nonzero_warnv_p): Make it public.
19998 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19999 (extract_range_from_binary_expr): Split the expr argument.
20000 (extract_range_from_unary_expr): Split the expr argument.
20001 (extract_range_from_comparison): Split the expr argument.
20002 (extract_range_from_expr): Use the new aux functions.
20003 (vrp_evaluate_conditional_warnv): Use
20004 vrp_evaluate_conditional_warnv_with_ops.
20005 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20006 (tree_binary_nonzero_warnv_p): Declare.
20007 (tree_single_nonzero_warnv_p): Declare.
20008 (tree_expr_nonzero_warnv_p): Declare.
20009 (tree_unary_nonnegative_warnv_p): Declare.
20010 (tree_binary_nonnegative_warnv_p): Declare.
20011 (tree_single_nonnegative_warnv_p): Declare.
20012 (tree_invalid_nonnegative_warnv_p): Declare.
20014 2008-03-28 Richard Guenther <rguenther@suse.de>
20016 PR tree-optimization/30317
20017 PR tree-optimization/30911
20018 PR tree-optimization/34793
20019 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20020 (struct assert_locus_d): New member EXPR.
20021 (register_new_assert_for): Add EXPR parameter to support
20022 ASSERT_EXPR <name, expr OP limit>.
20023 (register_edge_assert_for_1): Adjust callers.
20024 (find_assert_locations): Likewise.
20025 (process_assert_insertions_for): Build condition from expression.
20026 (extract_range_from_assert): Handle ASSERT_EXPRs
20027 of the form ASSERT_EXPR <name, expr OP limit>.
20028 (register_edge_assert_for_2): New helper registering
20029 asserts for comparisons. Recognize range tests of the form
20030 (unsigned)i - CST1 OP CST2.
20031 (register_edge_assert_for_1): Use it.
20032 (register_edge_assert_for): Likewise.
20033 (needs_overflow_infinity): Integer sub-types
20034 do not need overflow infinities.
20035 (vrp_val_is_max): The extreme values of integer sub-types
20036 are those of the base type.
20037 (vrp_val_is_min): Likewise.
20038 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20041 2008-03-28 Nick Clifton <nickc@redhat.com>
20044 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20045 Return GENERAL_REGS for stack adjustment reloads.
20047 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
20050 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
20051 const_vector when all the vectors are constant.
20053 2008-03-27 Bob Wilson <bob.wilson@acm.org>
20055 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
20057 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
20058 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
20060 (s<code>_sf): Use new scc_sf attribute for opcode names.
20062 2008-03-27 Tom Tromey <tromey@redhat.com>
20064 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
20065 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
20066 config/spu/t-spu-elf, config/i386/t-interix,
20067 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
20068 config/i386/x-darwin, config/i386/x-mingw32,
20069 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
20070 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
20071 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
20072 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
20073 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
20074 config/rs6000/x-darwin, config/rs6000/t-rs6000,
20075 config/score/t-score-elf, config/arm/t-strongarm-pe,
20076 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
20077 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
20078 Revert automatic dependency patch.
20080 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
20083 * config/i386/i386.c (ix86_function_arg_boundary): Align
20084 decimal floating point to its natural boundary.
20086 2008-03-27 Richard Guenther <rguenther@suse.de>
20088 PR middle-end/35716
20089 * fold-const.c (fold_comparison): Restrict distinct decl
20090 comparison folding to VAR_DECLs and PARM_DECLs. Do not
20091 solely rely on operand_equal_p.
20093 2008-03-27 Richard Guenther <rguenther@suse.de>
20096 * c-common.c (handle_weak_attribute): Reject combination of
20099 2008-03-27 Richard Guenther <rguenther@suse.de>
20101 PR tree-optimization/32810
20102 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
20103 conversions from DECL_INITIAL.
20104 (fold_const_aggregate_ref): Likewise from constructor elements.
20106 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
20108 * tree-affine.h (aff_combination_expand): Declare.
20109 (get_inner_reference_aff): Likewise.
20110 * tree-affine.c (aff_combination_expand): Split out from
20111 tree_to_aff_combination_expand.
20112 (get_inner_reference_aff): New function.
20113 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
20114 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
20115 (struct lim_aux_data): sm_done field removed.
20116 (mem_ref_loc_p, mem_ref_locs_p): New types.
20117 (struct mem_ref): Added id, stored, accesses_in_loop,
20118 indep_loop, dep_loop, indep_ref, dep_ref fields.
20119 Removed is_stored, locs and next fields.
20120 (memory_accesses): New variable.
20121 (movement_possibility): Do not allow moving statements
20122 that store to memory.
20123 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
20125 (determine_max_movement): For statements with memory references,
20126 find the outermost loop in that the reference is independent.
20127 (move_computations_stmt): Mark the virtual operands for renaming.
20128 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
20129 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
20130 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
20131 add_vop_ref_mapping, create_vop_ref_mapping_loop,
20132 create_vop_ref_mapping, analyze_memory_references,
20133 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
20134 get_all_locs_in_loop, ref_always_accessed_p,
20135 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
20136 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
20137 store_motion_loop, store_motion): New functions.
20138 (struct vop_to_refs_elt): New type.
20139 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
20140 memref_hash, memref_eq, hoist_memory_references): Rewritten.
20141 (schedule_sm): Replaced by...
20142 (execute_sm): ... this.
20143 (determine_lsm_ref, hoist_memory_references,
20144 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
20145 find_more_ref_vops, free_mem_ref, free_mem_refs,
20146 determine_lsm_loop, determine_lsm): Removed.
20147 (tree_ssa_lim_finalize): Free data structures used by store motion.
20148 (tree_ssa_lim): Call analyze_memory_references. Use
20149 store_motion instead of determine_lsm.
20151 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20153 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
20154 rename tmake_file to m68hc11/t-m68hc11.
20155 (mcore): Set inhibit_libc to true.
20156 * config.host (alpha*-dec-*vms*): Set extra_programs.
20157 (interix3*): Don't use host_xmake_file.
20158 * configure.ac: Let config.gcc override inhibit_libc.
20159 * configure: Regenerate.
20161 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
20162 * config/t-openbsd-thread: Remove commented out lines.
20164 * config/x-interix: Remove.
20166 * config/m68hc11/t-m68hc11-gas: Rename to...
20167 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
20169 * config/mcore/t-mcore: Remove T_CFLAGS.
20170 * config/mcore/t-mcore-pe: Likewise.
20172 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
20174 * configure.ac: Replace custom __GNU_SOURCE test with
20175 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
20176 * aclocal.m4: Regenerate.
20177 * configure: Regenerate.
20178 * config.in: Regenerate.
20180 2008-03-27 Richard Guenther <rguenther@suse.de>
20182 * fold-const.c (target.h): Include.
20183 (fold_comparison): Fold comparison of addresses of decls
20184 that bind locally or of constants. Consolidate address folding code.
20185 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
20186 results from fold_binary_to_constant.
20187 (compare_values_warnv): Likewise.
20189 2008-03-27 Andrew Pinski <pinskia@gmail.com>
20191 PR middle-end/35429
20192 * fold-const.c (fold_truthop): Check for integeral types when folding
20193 a == 0 && b == 0 and a != 0 || b != 0 .
20195 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
20197 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
20199 2008-03-26 Andreas Schwab <schwab@suse.de>
20201 * doc/invoke.texi: Fix use of @item vs. @itemx.
20203 2008-03-26 Tom Tromey <tromey@redhat.com>
20205 * Makefile.in (build/gensupport.o, build/print-rtl.o,
20206 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
20207 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
20208 build/gencodes.o, build/genconditions.o, build/genconfig.o,
20209 build/genconstants.o, build/genemit.o, build/genextract.o,
20210 build/genflags.o, build/genmddeps.o, build/genopinit.o,
20211 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
20214 2008-03-26 Richard Guenther <rguenther@suse.de>
20217 2008-03-26 Richard Guenther <rguenther@suse.de>
20219 * fold-const.c (target.h): Include.
20220 (fold_comparison): Fold comparison of addresses of two decls
20221 that bind locally. Consolidate address folding code.
20223 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20225 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
20226 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
20227 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
20228 dconstsqrt2, dconstthird, dconste and/or dconst10.
20229 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
20230 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
20231 dconstsqrt2, dconste): Delete.
20232 (init_emit_once): Likewise. Simplify initializing dconstm1.
20234 * real.c (get_real_const): New.
20235 * real.h (dconst3, dconst10, dconstm2, dconstthird,
20236 dconstsqrt2, dconste): Delete.
20237 (real_value_const, get_real_const): New.
20239 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
20241 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
20243 * config/i386/i386.c (ix86_function_arg_boundary): Check
20244 BIGGEST_ALIGNMENT instead of 128.
20245 (setup_incoming_varargs_64): Likewise.
20247 2008-03-26 Tom Tromey <tromey@redhat.com>
20249 * Makefile.in (DEPFILES): Add missing '/'.
20251 2008-03-26 Richard Guenther <rguenther@suse.de>
20253 * fold-const.c (target.h): Include.
20254 (fold_comparison): Fold comparison of addresses of two decls
20255 that bind locally. Consolidate address folding code.
20257 2008-03-26 Nick Clifton <nickc@redhat.com>
20260 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
20261 not allow INT+INT as a legitimate addressing mode.
20263 2008-03-26 Richard Guenther <rguenther@suse.de>
20265 * tree-flow.h (widen_bitfield): Remove declaration.
20266 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
20267 (widen_bitfield): Remove function.
20268 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
20271 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
20274 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
20277 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
20279 PR rtl-optimization/35232
20280 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
20281 (forget_old_reloads_1, forget_marked_reloads): Don't clear
20282 reg_reloaded_call_part_clobbered here.
20283 (reload_regs_reach_end_p): New function.
20284 (reload_reg_rtx_for_input): New variable.
20285 (reload_reg_rtx_for_output): Likewise.
20286 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
20287 when reassigning a pseudo register. Load reloadreg from
20288 reload_reg_rtx_for_input, moving the mode and register
20290 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
20291 instead of the original when deciding whether an input reload
20292 would be a no-op or whether an output reload can be deleted.
20293 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
20294 when setting up new_spill_reg_store. Load it from
20295 reload_reg_rtx_for_output, moving the mode and register
20297 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
20298 instead of the original when deciding whether an output reload
20299 would be a no-op. Do the same when modifying insn notes.
20300 Use rtx_equal_p instead of == to compare the registers.
20301 (inherit_piecemeal_p): Take a mode and two register numbers
20303 (emit_reload_insns): Clear new_spill_reg_store for every hard
20304 register in the reload register. Remove spill registers
20305 from reg_reloaded_valid before considering whether to record
20306 inheritance information for them. Use reload_reg_rtx_for_output
20307 instead of reg_rtx when recording output reloads. Use
20308 reload_reg_rtx_for_input instead of reg_rtx when recording
20309 input reloads. Set or clear reg_reloaded_call_part_clobbered
20310 at the same time as setting reg_reloaded_valid.
20311 (delete_output_reload): Add a new_reload_reg parameter and use it
20312 instead of rld[j].reg_rtx.
20313 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
20316 2008-03-25 Tom Tromey <tromey@redhat.com>
20318 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
20319 (build/genattr.o): Likewise.
20320 (build/genattrtab.o): Likewise.
20321 (build/gencodes.o): Likewise.
20322 (build/genconfig.o): Likewise.
20323 (build/genconstants.o): Likewise.
20324 (build/genemit.o): Likewise.
20325 (build/genextract.o): Likewise.
20326 (build/genflags.o): Likewise.
20328 2008-03-25 Bob Wilson <bob.wilson@acm.org>
20330 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
20331 instead of size_int for integer types.
20332 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20333 to match type of MINUS_EXPR.
20335 2008-03-25 Tom Tromey <tromey@redhat.com>
20337 * configure: Rebuilt.
20338 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20341 2008-03-25 Tom Tromey <tromey@redhat.com>
20343 * config/x-solaris (host-solaris.o): Update.
20344 * config/x-linux (host-linux.o): Update.
20345 * config/x-hpux (host-hpux.o): Update.
20346 * config/x-darwin (host-darwin.o): Update.
20347 * config/v850/t-v850e (v850-c.o): Update.
20348 * config/v850/t-v850 (v850-c.o): Update.
20349 * config/t-vxworks (vxworks.o): Update.
20350 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20351 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20352 * config/spu/t-spu-elf (spu-c.o): Update.
20354 * config/sh/t-symbian (sh-c.o): Update.
20355 (symbian.o): Update.
20356 * config/sh/t-sh (sh-c.o): Update.
20357 * config/score/t-score-elf (score7.o, score3.o): Update.
20358 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20359 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20360 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20361 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20362 (rs6000.o): Remove.
20363 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20364 * config/m32c/t-m32c (m32c-pragma.o): Update.
20365 * config/ia64/t-ia64 (ia64-c.o): Update.
20366 * config/i386/x-mingw32 (host-mingw32.o): Update.
20367 * config/i386/x-i386 (driver-i386.o): Update.
20368 * config/i386/x-darwin (host-i386-darwin.o): Update.
20369 * config/i386/x-cygwin (host-cygwin.o): Update.
20370 * config/i386/t-nwld (nwld.o): Update.
20371 * config/i386/t-netware (netware.o): Update.
20372 * config/i386/t-interix (winnt.o): Update.
20373 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20374 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20375 msformat-c.o): Update.
20376 * config/bfin/t-bfin-linux (generated_files): Add
20377 linux-sysroot-suffix.h.
20378 * config/arm/t-wince-pe (pe.o): Update.
20379 * config/arm/t-strongarm-pe (pe.o): Update.
20380 * config/arm/t-pe (pe.o): Update.
20381 * config/arm/t-arm (arm-c.o): Update.
20382 * doc/install.texi (Prerequisites): Require make 3.80.
20383 * Makefile.in: Remove .o targets.
20384 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20385 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20386 (simple_generated_h, simple_generated_c): Move earlier.
20387 (generated_files): New variable.
20388 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20389 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20390 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20391 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20392 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20393 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20394 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20395 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20396 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20397 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20398 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20399 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20401 (COMPILE.base, COMPILE): New variables.
20402 (%.o): New pattern rule.
20403 (ALL_HOST_OBJS): New variable.
20404 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20405 (dummy-checksum.o, cc1-checksum.o): Remove.
20406 (DRIVER_SHLIB): New variable.
20407 (DRIVER_DEFINES): Use it.
20408 (gencondmd.c): Move out of build/.
20409 (s-conditions): Update.
20410 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20411 (ALL_BUILD_OBJS): Likewise.
20412 (build/%.o): Use BUILDCOMPILE.
20413 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20414 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20415 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20416 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20417 build/genconfig.o, build/genconstants.o, build/genemit.o,
20418 build/genextract.o, build/genflags.o, build/genmddeps.o,
20419 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20420 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20421 build/gen-protos.o, build/scan.o, build/fix-header.o,
20422 build/scan-decls.o): Simplify.
20423 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20424 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20425 prefix.o, toplev.o): Reduce to variable setting.
20426 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20427 ($(out_object_file), gcc-options.o): New targets.
20428 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20429 * configure: Rebuilt.
20430 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20431 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20433 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20435 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20436 complain when we hit an error, return ERROR_MARK_NODE.
20438 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20440 * config/sh/constraints.md (Pso, Psz): New constraints.
20441 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20442 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20444 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20446 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20447 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20449 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20451 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20452 (prefetch_sh2a): New.
20454 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20455 Naveen.H.S <naveen.hs@kpitcummins.com>
20457 * config/sh/constraints.md (I28): New constraint.
20458 * config/sh/sh.c (broken_move): Add support for movi20s.
20459 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20461 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20462 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20463 Naveen.H.S <naveen.hs@kpitcummins.com>
20465 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20466 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20467 (print_operand): Handle resbank in %@ operand code.
20468 (sh_encode_section_info): New.
20469 (push_regs): Add conditions for resbank.
20470 (sh_expand_epilogue): Likewise.
20471 (sh_insert_attributes): Likewise.
20472 (sh_attribute_table): Likewise.
20473 (sh_handle_resbank_handler_attribute): New.
20474 (sh2a_handle_function_vector_handler_attribute): New.
20475 (sh2a_is_function_vector_call): New.
20476 (sh2a_get_function_vector_number): New.
20477 (sh2a_function_vector_p): New.
20478 (sh_cfun_resbank_handler_p): New.
20479 * config/sh/sh.md (calli): Emit jsr/n if possible.
20480 (calli_tbr_rel): New.
20481 (calli_pcrel): Emit jsr/n if possible.
20482 (return_i): Emit rts/n if possible.
20483 (call_valuei_tbr_rel): New.
20484 (call_valuei_pcrel): Add condition for SH2A target.
20485 (call_value): Likewise.
20486 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20487 (sh2a_get_function_vector_number): Likewise.
20488 (sh2a_is_function_vector_call): Likewise.
20489 * doc/extend.texi: Document TBR relative addressing of SH2A.
20490 (resbank): Add description for SH2A.
20492 2008-03-24 Richard Guenther <rguenther@suse.de>
20495 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20496 pointer assignments change conversions according to middle-end rules.
20497 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20498 * configure.ac: Include type checking in yes.
20499 * configure: Regenerate.
20501 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20503 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20504 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20506 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20508 * gthr-vxworks.h (UNUSED): Define.
20510 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20512 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20514 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20516 * doc/extend.texi (Function Attributes): Add missing comma in the
20517 example of the "alloc_size" attribute.
20519 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20522 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20524 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20527 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20530 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20531 of the underlying type of a MS bitfield layout to the natural
20532 alignment of the type.
20534 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20536 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20537 to their natural alignment to avoid store forwarding stalls.
20539 2008-03-22 Richard Guenther <rguenther@suse.de>
20541 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20542 For PHI nodes verify the address is invariant.
20543 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20544 (get_symbol_constant_value): Use is_gimple_min_invariant.
20545 (maybe_fold_stmt_indirect): Likewise.
20547 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20549 PR rtl-optimization/33927
20550 * Makefile.in (dse.o): Depend on $(TM_P_H).
20551 * expr.h (extract_low_bits): Declare.
20552 * expmed.c (extract_low_bits): New function.
20553 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20554 * dse.c: Include tm_p.h.
20555 (find_shift_sequence): Remove the read_reg argument and return the
20556 read value. Emit the instructions instead of returning them.
20557 Iterate on new_mode rather than calculating it each time.
20558 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20559 source to NEW_MODE and extract_low_bits to convert the shifted
20560 value to READ_MODE.
20561 (replace_read): Allow the load and store to have different mode
20562 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20563 or extraction instructions before trying the replacement. Update
20564 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20566 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20568 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20569 to their natural alignment to avoid store forwarding stalls.
20571 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20574 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20575 encouraging but not allowing gprs for input;
20576 change the input constraint to !f#r.
20577 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20579 change the output constraint to !f#r.
20581 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20584 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20585 corresponding post-reload splitters.
20586 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20587 when x87 FP math is selected.
20588 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20589 New function prototype.
20590 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20591 unreachable function to ease macroization of insn patterns.
20593 2008-03-21 Martin Jambor <mjambor@suse.cz>
20595 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20596 reference dumps if ddr is NULL or dependence is unknown.
20598 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20600 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20601 unsigned extension into account.
20602 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20603 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20604 Do computations on a scratch register.
20606 2008-03-21 Richard Guenther <rguenther@suse.de>
20608 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20609 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20610 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20611 * tree-ssa-dom.c (record_equality): Likewise.
20612 * tree-inline.c (copy_body_r): Likewise.
20613 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20616 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20618 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20619 as 'delete_unused' argument.
20621 2008-03-20 Richard Guenther <rguenther@suse.de>
20623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20624 special casing of constant qualifiers.
20625 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20626 care about them in general.
20627 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20628 regardless of their type.
20629 (fold_stmt_r): Forcefully fold *& if we end up with that.
20631 2008-03-20 Paul Brook <paul@codesourcery.com>
20633 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20634 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20636 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20638 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20639 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20641 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20643 * common.opt (Wmudflap): New option.
20644 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20645 (mx_register_decls): Likewise.
20646 (mudflap_finish_file): Likewise.
20647 * doc/invoke.texi: Document -Wno-mudflap.
20649 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20651 * c-format.c (replace_format_name_to_system_name): New.
20652 (cmp_attribs): New.
20653 (convert_format_name_to_system_name): New.
20654 (decode_format_attr): Add use of convert_format_name_to_system_name.
20655 (format_types_orig): Add gnu_ prefix to names.
20656 (check_format_info_main): Special treating of \0 escaped names for
20657 supporting multi-character format specifiers as I32, I64.
20658 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20659 (gnu_target_overrides_format_attributes): New.
20660 * c-format.h: Add structure target_ovr_attr to hold
20661 system specific formatter names.
20662 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20663 msformat-c.o file to c_target_objs and cxx_target_objs.
20664 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20665 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20666 (TARGET_N_FORMAT_TYPES): New.
20667 * config/i386/msformat-c.c: New.
20668 * config/i386/t-cygming: Add build rule for msformat-c.o.
20669 * doc/extend.texi: Add new format names gnu_* and ms_* and
20671 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20673 2008-03-20 Ira Rosen <irar@il.ibm.com>
20675 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20676 optimizations turned on under -O3.
20677 (ftree-vectorize): Add that the flag is turned on with -O3.
20679 2008-03-20 Ben Elliston <bje@au.ibm.com>
20681 * regmove.c (try_auto_increment): Fix spelling error in comment.
20682 * final.c (final_scan_insn): Likewise.
20684 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20687 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20688 allocator preferences for "y" and "r" class registers.
20689 ("*mov<mode>_internal"): Ditto.
20690 ("*movv2sf_internal_rex64"): Ditto.
20691 ("*movv2sf_internal"): Ditto.
20693 2008-03-19 Michael Matz <matz@suse.de>
20695 PR middle-end/35616
20696 * calls.c (expand_call): Check overlap of arguments with call
20697 address for sibcalls.
20699 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20702 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20703 of the underlying type of a MS bitfield layout to the natural
20704 alignment of the type.
20706 2008-03-19 Jan Hubicka <jh@suse.cz>
20709 * toplev.c (decode_d_option): Handle all CPP flags.
20710 * tree-vrp.c: Update tree_pass descriptors.
20711 * regrename.c: Update tree_pass descriptors.
20712 * fwprop.c: Update tree_pass descriptors.
20713 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20714 * tree-into-ssa.c: Update tree_pass descriptors.
20715 * tree-dump.c: Update tree_pass descriptors.
20716 * tree-complex.c: Update tree_pass descriptors.
20717 * tree-dump.h: Update tree_pass descriptors.
20718 * see.c: Update tree_pass descriptors.
20719 * cgraphbuild.c: Update tree_pass descriptors.
20720 * tracer.c: Update tree_pass descriptors.
20721 * tree-loop-distribution.c: Update tree_pass descriptors.
20722 * cgraph.c: Update tree_pass descriptors.
20723 * postreload-gcse.c: Update tree_pass descriptors.
20724 * postreload.c: Update tree_pass descriptors.
20725 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20726 * tree-tailcall.c: Update tree_pass descriptors.
20727 * tree-pass.h (tree_opt_pass): Rename to ...
20728 (opt_pass) ... this one; add "type" field and remove letter field.
20729 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20730 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20731 all_lowering_passes): Update declaration.
20732 * ipa-cp.c: Update tree_pass descriptors.
20733 * final.c: Update tree_pass descriptors.
20734 * omp-low.c: Update tree_pass descriptors.
20735 * tree-ssa-dse.c: Update tree_pass descriptors.
20736 * ipa-reference.c: Update tree_pass descriptors.
20737 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20738 * auto-inc-dec.c: Update tree_pass descriptors.
20739 * reorg.c: Update tree_pass descriptors.
20740 * cgraphunit.c: Update tree_pass descriptors.
20741 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20742 * tree-ssa-ccp.c: Update tree_pass descriptors.
20743 * df-core.c: Update tree_pass descriptors.
20744 * mode-switching.c: Update tree_pass descriptors.
20745 * tree-nomudflap.c: Update tree_pass descriptors.
20746 * modulo-sched.c: Update tree_pass descriptors.
20747 * ipa-pure-const.c: Update tree_pass descriptors.
20748 * cse.c: Update tree_pass descriptors.
20749 * web.c: Update tree_pass descriptors.
20750 * tree-stdarg.c: Update tree_pass descriptors.
20751 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20752 * tree-ssa-dom.c: Update tree_pass descriptors.
20753 * tree-nrv.c: Update tree_pass descriptors.
20754 * tree-ssa-alias.c: Update tree_pass descriptors.
20755 * loop-init.c: Update tree_pass descriptors.
20756 * gimple-low.c: Update tree_pass descriptors.
20757 * ipa-inline.c: Update tree_pass descriptors.
20758 * tree-ssa-sink.c: Update tree_pass descriptors.
20759 * global.c: Update tree_pass descriptors.
20760 * ifcvt.c: Update tree_pass descriptors.
20761 * jump.c: Update tree_pass descriptors.
20762 * predict.c: Update tree_pass descriptors.
20763 * tree-ssa-loop.c: Update tree_pass descriptors.
20764 * recog.c: Update tree_pass descriptors.
20765 * dse.c: Update tree_pass descriptors.
20766 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20767 * tree-eh.c: Update tree_pass descriptors.
20768 * regmove.c: Update tree_pass descriptors.
20770 * function.c: Update tree_pass descriptors.
20771 * tree-vectorizer.c: Update tree_pass descriptors.
20772 * gcse.c: Update tree_pass descriptors.
20773 * ipa-type-escape.c: Update tree_pass descriptors.
20774 * tree-if-conv.c: Update tree_pass descriptors.
20775 * init-regs.c: Update tree_pass descriptors.
20776 * ipa.c: Update tree_pass descriptors.
20777 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20778 * rtl-factoring.c: Update tree_pass descriptors.
20779 * lower-subreg.c: Update tree_pass descriptors.
20780 * bt-load.c: Update tree_pass descriptors.
20781 * tree-dfa.c: Update tree_pass descriptors.
20782 * except.c: Update tree_pass descriptors.
20783 * emit-rtl.c: Update tree_pass descriptors.
20784 * cfgexpand.c: Update tree_pass descriptors.
20785 * tree-cfgcleanup.c: Update tree_pass descriptors.
20786 * cfgcleanup.c: Update tree_pass descriptors.
20787 * tree-ssa-pre.c: Update tree_pass descriptors.
20788 * tree-sra.c: Update tree_pass descriptors.
20789 * tree-mudflap.c: Update tree_pass descriptors.
20790 * tree-ssa-copy.c: Update tree_pass descriptors.
20791 * cfglayout.c: Update tree_pass descriptors.
20792 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20793 * tree-ssa-dce.c: Update tree_pass descriptors.
20794 * tree-ssa.c: Update tree_pass descriptors.
20795 * regclass.c: Update tree_pass descriptors.
20796 * integrate.c: Update tree_pass descriptors.
20797 * tree-optimize.c: Update tree_pass descriptors.
20798 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20799 * tree-object-size.c: Update tree_pass descriptors.
20800 * combine.c: Update tree_pass descriptors.
20801 * tree-outof-ssa.c: Update tree_pass descriptors.
20802 * bb-reorder.c: Update tree_pass descriptors.
20803 * stack-ptr-mod.c: Update tree_pass descriptors.
20804 * var-tracking.c: Update tree_pass descriptors.
20805 * tree-profile.c: Update tree_pass descriptors.
20806 * tree-vect-generic.c: Update tree_pass descriptors.
20807 * reg-stack.c: Update tree_pass descriptors.
20808 * sched-rgn.c: Update tree_pass descriptors.
20809 * tree-ssa-structalias.c: Update tree_pass descriptors.
20810 * tree-cfg.c: Update tree_pass descriptors.
20811 * passes.c (current_pass): Update declaration.
20812 (finish_optimization_passes): Update.
20813 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20814 (register_one_dump_file, register_dump_files_1, next_pass_1):
20816 (init_optimization_passes): Update handling of new types.
20817 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20818 * ipa-struct-reorg.c: Update tree_pass descriptors.
20819 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20820 * combine-stack-adj.c: Update tree_pass descriptors.
20821 * cfgrtl.c: Update tree_pass descriptors.
20822 * dce.c: Update tree_pass descriptors.
20823 * tree-ssanames.c: Update tree_pass descriptors.
20825 2008-03-19 Richard Guenther <rguenther@suse.de>
20827 PR middle-end/35609
20828 * tree-ssa.c (walk_data): New structure.
20829 (warn_uninitialized_var): If not always_executed warn with "maybe"
20831 (execute_early_warn_uninitialized): Compute post-dominators.
20832 Initialize always_executed before processing each basic block.
20834 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20837 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20838 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20840 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20842 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20844 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20846 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20848 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20849 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20850 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20851 target after ignore has been set, and move there also the commputation
20852 of subtarget and original_target.
20853 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20854 (LANG_HOOKS_INITIALIZER): Remove it.
20855 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20857 2008-03-18 Richard Guenther <rguenther@suse.de>
20859 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20860 found an expression with constants, note that in the VN for the lhs.
20861 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20862 fold them to constants if possible. Run cleanup_cfg if done so.
20863 (execute_pre): Return todo.
20864 (do_pre): Likewise.
20865 (execute_fre): Likewise.
20866 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20868 (get_prop_source_stmt): Look through pointer conversions.
20870 2008-03-18 Jan Hubicka <jh@suse.cz>
20872 * tree-pretty-print.c: Include predict.h.
20873 (dump_generic_node): Dump predictor.
20874 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20875 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20876 * gimple-low.c (lower_stmt): Likewise.
20877 * expr.c (expand_expr_real): Likewise.
20878 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20880 (build_predict_expr, build_predict_expr): New.
20881 * predict.h (predictor_name, build_predict_expr): Update.
20882 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20883 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20884 * predict.def (PRED_CONTINUE): Update hitrate.
20885 * tree.def (PREDICT_EXPR): Define.
20886 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20887 do not handle BIND_EXPR.
20888 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20889 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20890 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20893 2008-03-18 Michael Matz <matz@suse.de>
20895 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20897 2008-03-18 Richard Guenther <rguenther@suse.de>
20899 * tree-gimple.h (is_gimple_invariant_address): Declare.
20900 (is_gimple_constant): Likewise.
20901 * tree-gimple.c (is_gimple_constant): New function.
20902 (is_gimple_invariant_address): Likewise.
20903 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20904 and is_gimple_invariant_address.
20905 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20907 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20908 an addressable base.
20910 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20912 PR middle-end/35611
20913 * gimplify.c (gimplify_expr): Gimplify second operand of
20916 2008-03-17 Richard Guenther <rguenther@suse.de>
20918 PR tree-optimization/19637
20919 * fold-const.c (fold_unary): Remove restrictions of removing
20920 intermediate pointer-conversions (P2)(P1)P0.
20921 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20922 conversion to void pointer.
20923 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20925 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20928 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20929 emulated thread local variables.
20931 2008-03-16 Richard Guenther <rguenther@suse.de>
20933 PR middle-end/35607
20934 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20935 expand TREE_INVARIANT operations that are not gimple invariant.
20937 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20939 * doc/extend.texi (Alignment): Say that the ABI controls
20940 the __alignof__ for non-strict-alignment targets rather
20941 than being a recommendation.
20943 2008-03-15 Paul Brook <paul@codesourcery.com>
20945 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20947 (arm_output_fn_unwind): Mark functions that can not be unwound.
20949 2008-03-15 Paul Brook <paul@codesourcery.com>
20951 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20952 extension instructions.
20954 2008-03-15 Richard Guenther <rguenther@suse.de>
20956 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20957 and fold constant aggregate refs.
20958 (fold_const_aggregate_ref): Handle string constants
20959 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20960 (evaluate_stmt): Simplify now that ccp_fold folds constant
20963 2008-03-15 Paul Brook <paul@codesourcery.com>
20965 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20966 (extzv): Use gen_extzv_t2.
20967 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20969 2008-03-15 Richard Guenther <rguenther@suse.de>
20971 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20972 (fold_const_aggregate_ref): Likewise.
20973 (get_value): Return NULL if we don't have any values.
20974 (ccp_finalize): Set const_val to NULL after freeing it.
20975 * tree-flow.h (get_symbol_constant_value): Declare.
20976 (fold_const_aggregate_ref): Likewise.
20977 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20979 2008-03-15 Richard Guenther <rguenther@suse.de>
20981 PR middle-end/35593
20982 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20983 to not produce negative array indices if not allowed. Add
20984 parameter to indicate that.
20985 (maybe_fold_offset_to_component_ref): Allow negative array
20986 indices only for the first member of a structure.
20987 (maybe_fold_offset_to_reference): Allow negative array indices.
20988 (maybe_fold_stmt_addition): Likewise.
20990 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20991 Anatoly Sokolov <aesok@post.ru>
20993 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20994 (avr_arch): Add ARCH_AVR6.
20995 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20996 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20997 instead of fixed value 2.
20998 (print_operand_address): Use gs() asm specifier instead of pm().
20999 (avr_assemble_integer): (Ditto.).
21000 (avr_output_addr_vec_elt): (Ditto.).
21001 (print_operand): Handle "!" code.
21002 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21003 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21004 (AVR_HAVE_EIJMP_EICALL): Define.
21005 (AVR_3_BYTE_PC): Redefine.
21006 (AVR_2_BYTE_PC): (Ditto.).
21007 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21008 (LINK_SPEC): Add atmega2560 and atmega2561.
21009 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21011 * config/avr/avr.md (call_insn): Use eicall instead of icall
21012 for 3 byte PC devices.
21013 (call_value_insn): (Ditto.).
21014 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21015 (indirect_jump): Use only for for 2 byte PC devices.
21016 (*tablejump): (Ditto.).
21017 (*indirect_jump_avr6): Add insn.
21018 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21019 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21020 instead of ijmp for 3 byte PC devices.
21021 (__tablejump2__): (Ditto.).
21022 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21023 (MULITLIB_DIRNAMES): (Ditto.).
21024 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21026 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21028 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21029 "sse2_umulsidi3". Use V1DI mode for operand 0.
21030 ("mmx_psadbw"): Use V1DI mode for operand 0.
21031 * config/i386/i386-modes.def (V1SI): New vector mode.
21032 * config/i386/i386.c (struct builtin_description)
21033 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21034 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21035 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21036 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21037 v1di_ftype_v8qi_v8qi type.
21038 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21040 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21041 __builtin_ia32_pmuludq]: Fix the mode of return value.
21043 2008-03-15 Richard Guenther <rguenther@suse.de>
21045 PR middle-end/35595
21046 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
21049 2008-03-14 Bob Wilson <bob.wilson@acm.org>
21051 * doc/invoke.texi (Option Summary, Xtensa Options): Document
21052 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
21053 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
21054 unless TARGET_SERIALIZE_VOLATILE is enabled.
21055 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
21056 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
21057 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
21059 2008-03-14 Richard Guenther <rguenther@suse.de>
21061 PR tree-optimization/34172
21062 * tree-flow.h (refs_may_alias_p): Declare.
21063 (get_single_def_stmt): Likewise.
21064 (get_single_def_stmt_from_phi): Likewise.
21065 (get_single_def_stmt_with_phi): Likewise.
21066 * tree-dfa.c (refs_may_alias_p): New function.
21067 (get_single_def_stmt): Likewise.
21068 (get_single_def_stmt_from_phi): Likewise.
21069 (get_single_def_stmt_with_phi): Likewise.
21070 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
21071 (vn_reference_lookup_1): New helper function.
21072 (vn_reference_lookup): Walk the virtual use-def chain to
21073 continue searching for a match if the def does not alias the
21074 reference we are looking for.
21076 2008-03-14 David Edelsohn <edelsohn@gnu.org>
21078 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
21079 archive and Perzl. Update The Written Word listing.
21081 2008-03-14 Richard Guenther <rguenther@suse.de>
21083 PR tree-optimization/34043
21084 PR tree-optimization/33989
21085 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
21087 (bitmap_find_leader): Use extra argument to verify dominance
21088 relationship inside a basic-block.
21089 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
21090 (find_leader_in_sets): Adjust.
21091 (create_component_ref_by_pieces): Take extra argument for
21092 dominance check, handle lookup failures.
21093 (find_or_generate_expression): Likewise.
21094 (create_expression_by_pieces): Likewise.
21095 (insert_into_preds_of_block): Adjust.
21096 (create_value_expr_from): If asked for, verify all operands
21097 are in the blocks AVAIL_OUT set.
21098 (make_values_for_stmt): Check for SSA_NAMEs that are life
21099 over an abnormal edge.
21100 (compute_avail): Remove such check.
21101 (do_SCCVN_insertion): New function.
21102 (eliminate): If we do not find a leader suitable for replacement
21103 insert a replacement expression from SCCVN if available.
21104 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
21105 (struct vn_ssa_aux): Add needs_insertion flag.
21106 * tree-ssa-sccvn.c (may_insert): New global flag.
21107 (copy_reference_ops_from_ref): Value-number union member access
21108 based on its size, not type and member if insertion is allowed.
21109 (visit_reference_op_load): For a weak match from union type
21110 punning lookup a view-converted value and insert a SSA_NAME
21111 for that value if that is not found.
21112 (visit_use): Make dumps shorter. Do not disallow value numbering
21113 SSA_NAMEs that are life over an abnormal edge to constants.
21114 (free_scc_vn): Release inserted SSA_NAMEs.
21115 (run_scc_vn): New flag to specify whether insertion is allowed.
21116 Process SSA_NAMEs in forward order.
21117 * tree-ssa-loop-im.c (for_each_index): Handle invariant
21118 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
21119 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
21120 pointer type to/from integral types that do not change the
21121 precision to regular conversions.
21123 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21125 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21126 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21127 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
21128 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
21129 input arguments and the mode of return value. Built-in functions
21130 that operate on whole 64-bit MMX register now use V1DI mode.
21132 2008-03-13 Alon Dayan <alond@il.ibm.com>
21133 Olga Golovanevsky <olga@il.ibm.com>
21135 PR tree-optimization/35041
21136 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
21137 to locate the right position in a statement.
21139 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
21143 * config/i386/xmmintrin.h: Change all static inline functions to
21144 extern inline and add __gnu_inline__ attribute.
21145 * config/i386/bmintrin.h: Ditto.
21146 * config/i386/smmintrin.h: Ditto.
21147 * config/i386/tmmintrin.h: Ditto.
21148 * config/i386/mmintrin-common.h: Ditto.
21149 * config/i386/ammintrin.h: Ditto.
21150 * config/i386/emmintrin.h: Ditto.
21151 * config/i386/pmmintrin.h: Ditto.
21152 * config/i386/mmintrin.h: Ditto.
21153 * config/i386/mm3dnow.h: Ditto.
21155 2008-03-13 Jakub Jelinek <jakub@redhat.com>
21157 PR middle-end/35185
21158 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
21159 (lower_omp_2): New function.
21160 (lower_omp_1, lower_omp): Rewritten.
21162 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
21165 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
21166 with the phrase "Microsoft Windows compilers".
21167 (Push/Pop Macro Pragmas): New subsection. Document
21168 #pragma push_macro and pragma pop_macro.
21170 2008-03-12 Paul Brook <paul@codesourcery.com>
21172 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
21174 2008-03-12 Paul Brook <paul@codesourcery.com>
21176 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
21177 (thumb2_alusi3_short): Exclude PLUS and MINUS.
21178 (thumb2_addsi_shortim): Rename ...
21179 (thumb2_addsi_short): ... to this. Allow register operands.
21180 (thumb2_subsi_short): New pattern.
21181 (thumb2_one_cmplsi2_short,
21182 thumb2_negsi2_short): New patterns and peepholes.
21184 2008-03-12 Paul Brook <paul@codesourcery.com>
21186 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
21188 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
21190 * config/i386/i386.md (int_cond): New code iterator.
21192 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
21193 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
21194 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
21195 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
21196 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
21197 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
21198 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
21199 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
21201 2008-03-12 Paul Brook <paul@codesourcery.com>
21203 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
21204 instead of {arm,thumb}_compute_save_reg_mask.
21205 (output_return_instruction): Ditto.
21206 (thumb_unexpanded_epilogue): Ditto.
21207 (thumb1_expand_prologue): Ditto.
21208 (thumb1_output_function_prologue): Ditto.
21209 (arm_set_return_address): Ditto.
21210 (thumb_set_return_address): Ditto.
21211 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
21212 regs to achieve stack alignment.
21213 (thumb1_compute_save_reg_mask): Fix compiler warning.
21214 (arm_output_epilogue): Use offsets->saved_regs_mask.
21215 Adjust stack pointer by poping call clobered registers.
21216 (arm_expand_prologue): Use offsets->saved_regs_mask.
21217 Adjust stack pointer by pushing extra registers.
21218 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
21220 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
21223 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
21224 conversion to the operands of a multiplication.
21226 2008-03-12 Richard Guenther <rguenther@suse.de>
21228 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
21229 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
21230 * timevar.def (TV_TREE_PHIPROP): Add.
21231 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
21232 pass description. Use TV_TREE_PHIPROP.
21233 * tree-ssa-forwprop.c: Remove phiprop code.
21235 2008-03-12 Jakub Jelinek <jakub@redhat.com>
21237 PR middle-end/35549
21238 * omp-low.c (maybe_lookup_decl): Constify first argument.
21239 (use_pointer_for_field): Change last argument from bool to
21240 omp_context *. Disallow shared copy-in/out in nested
21241 parallel if decl is shared in outer parallel too.
21242 (build_outer_var_ref, scan_sharing_clauses,
21243 lower_rec_input_clauses, lower_copyprivate_clauses,
21244 lower_send_clauses, lower_send_shared_vars): Adjust callers.
21246 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
21247 Ira Rosen <irar@il.ibm.com>
21249 * tree-vectorizer.c (free_stmt_vec_info): New function.
21250 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
21251 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
21252 * tree-vectorizer.h (free_stmt_vec_info): Declare.
21253 * tree-vect-transform.c (vectorizable_conversion): Free
21254 vec_oprnds0 if it was allocated.
21255 (vect_permute_store_chain): Remove unused VECs.
21256 (vectorizable_store): Free VECs that are allocated in the..
21258 (vect_transform_strided_load, vectorizable_load): Likewise.
21259 (vect_remove_stores): Simplify the code.
21260 (vect_transform_loop): Move code to vect_remove_stores().
21261 Call vect_remove_stores() and free_stmt_vec_info().
21263 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21265 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
21266 TARGET_HPUX. Revise comment.
21267 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
21268 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
21269 Use sr4 variant of `be' instruction when not generating PIC code.
21270 (attr_length_call): Adjust for above change.
21272 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21274 * ipa-reference.c (static_execute): Remove module_statics_const and
21275 associated setting code.
21277 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21280 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
21281 predicate for operand 1.
21282 (paritysi2_cmp): Use register_operand predicate for operand 2.
21283 Use earlyclobber modifier for operand 1. Remove support for
21285 (paritydi2_cmp): Use register_operand predicate for operand 3.
21286 Use earlyclobber modifier for operand 1. Remove support for
21289 2008-03-11 Paul Brook <paul@codesourcery.com>
21290 Vladimir Prus <vladimir@codesourcery.com>
21292 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
21293 (arm_compute_save_reg0_reg12_mask): Always
21294 check if register 11 must be saved. Always safe hard frame pointer
21295 when frame_pointer_needeed.
21296 (arm_compute_save_reg_mask): Save IP and PC
21297 only with apcs frames.
21298 (arm_output_epilogue): Adjust Thumb2 codepath to
21299 be also invoked and work for ARM non-apcs frames.
21300 (arm_expand_prologue): Don't bother saving IP
21301 for non-apcs frame, since it's not clobbered by
21302 prologue code. Implement non-apcs frame
21305 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21307 PR rtl-optimization/35281
21308 * expr.c (convert_move): Use a new pseudo for the intermediate
21309 from_mode->word_mode result.
21311 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
21313 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
21314 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
21315 * toplev.c (compile_file): Don't call it.
21317 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
21319 PR middle-end/35526
21320 * expr.c (store_expr): Call emit_block_move if the mode
21321 of "temp" RTX is BLKmode.
21323 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
21324 Richard Guenther <rguenther@suse.de>
21326 PR tree-optimization/31358
21327 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
21328 the step with a NULL_TREE.
21329 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
21330 to sizetype if type is a pointer type.
21331 (add_candidate_1): Don't convert the base and step to
21332 the generic type if the orginal type is a pointer type.
21333 (add_iv_value_candidates): Use sizetype for the step
21334 if type is a pointer type.
21335 (cand_value_at): Likewise.
21336 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21338 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21339 Don't convert the tem affine to the type.
21340 (add_elt_to_tree): Use sizetype for the step if a pointer.
21341 Use POINTER_PLUS_EXPR for pointers.
21342 (aff_combination_to_tree): Use sizetype for the step if a
21345 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21347 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21348 Remove commutativity hint.
21350 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21354 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21355 errorneous type. Check that v is a VAR_DECL.
21357 PR middle-end/35099
21358 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21360 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21362 PR tree-optimization/35494
21363 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21364 may be overriden at link and run time.
21366 2008-03-10 Richard Guenther <rguenther@suse.de>
21368 PR tree-optimization/34677
21369 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21370 (poolify_tree): Likewise.
21371 (modify_expr_template): Likewise.
21372 (poolify_modify_stmt): Likewise.
21373 (insert_fake_stores): Handle all component-ref style stores
21374 in addition to INDIRECT_REF. Also handle complex types.
21375 Do not poolify the inserted load.
21376 (realify_fake_stores): Do not rebuild the tree but only
21377 make it a SSA_NAME copy.
21378 (init_pre): Remove initialzation of modify_expr_template.
21379 Do not allocate modify_expr_node_pool.
21380 (fini_pre): Do not free modify_expr_node_pool.
21382 2008-03-10 Paul Brook <paul@codesourcery.com>
21384 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21385 to avoid conflicts.
21387 2008-03-10 Paul Brook <paul@codesourcery.com>
21388 Mark Shinwell <shinwell@codesourcery.com>
21390 * config/arm/cortex-r4.md: New.
21391 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21393 * config/arm/arm.md: Include cortex-r4.md.
21394 (insn): Add smmls, sdiv and udiv values.
21395 (generic_sched): Don't use generic scheduling for Cortex-R4.
21396 (arm_issue_rate): New function.
21397 (TARGET_SCHED_ISSUE_RATE): Define.
21399 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21401 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21403 2008-03-10 Richard Guenther <rguenther@suse.de>
21405 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21406 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21408 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21410 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21411 Set default to true.
21413 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21415 * c.opt (Wsynth): Deprecate.
21416 * doc/invoke.texi (Option Summary, Warning Options): Document
21417 -Wno-format-contains-nul.
21419 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21422 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21423 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21425 2008-03-09 Ira Rosen <irar@il.ibm.com>
21427 * config/rs6000/rs6000.c (builtin_description): Rename vector
21428 left shift operations.
21429 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21430 (altivec_vsl<VI_char>): Rename to ...
21431 (ashl<mode>3): ... new name.
21432 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21434 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21436 2008-03-08 Richard Guenther <rguenther@suse.de>
21438 * coverage.h (tree_coverage_counter_addr): Declare.
21439 * coverage.c (tree_coverage_counter_addr): New function.
21440 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21441 before using again.
21442 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21443 (tree_gen_one_value_profiler): Likewise.
21444 (tree_gen_ic_profiler): Likewise.
21445 (tree_gen_average_profiler): Likewise.
21446 (tree_gen_ior_profiler): Likewise.
21448 2008-03-08 Richard Guenther <rguenther@suse.de>
21450 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21451 (vn_binary_op_insert): Likewise.
21452 (vn_unary_op_lookup): Likewise.
21453 (vn_unary_op_insert): Likewise.
21454 (vn_nary_op_lookup): Declare.
21455 (vn_nary_op_insert): Likewise.
21456 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21457 and binary hashes, use a single obstack for unary_op_pool
21458 and binary_op_pool.
21459 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21460 a single struct vn_nary_op_s. Store tree code length and
21461 a variable number of operands.
21462 (struct vn_reference_op_struct): Remove unused op2.
21463 (vn_reference_op_eq): Do not compare op2.
21464 (vn_reference_op_compute_hash): Do not compute hash of op2.
21465 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21466 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21467 with vn_nary_op_compute_hash.
21468 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21469 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21471 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21473 (visit_unary_op): Call nary functions.
21474 (visit_binary_op): Likewise.
21475 (process_scc): Adjust for struct vn_tables_s changes.
21476 (allocate_vn_table): Likewise.
21477 (free_vn_table): Likewise.
21478 * tree-vn.c (vn_add): Call nary functions.
21479 (vn_lookup): Likewise.
21481 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21484 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21485 wdst back after sync_compare_and_swapqhi_internal.
21487 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21490 * config/i386/i386-modes.def (V1DI): New vector mode.
21491 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21492 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21493 (MMXMODE248): Ditto.
21494 (MMXMODE): Add V1DI mode.
21495 (mmxvecsize): Change DI mode to V1DI mode.
21496 ("mov<mode>): Use MMXMODEI8 mode iterator.
21497 ("*mov<mode>_internal_rex64"): Ditto.
21498 ("*mov<mode>_internal"): Ditto.
21499 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21500 ("mmx_sub<mode>3"): Ditto.
21501 ("mmx_adddi3"): Remove insn pattern.
21502 ("mmx_subdi3"): Ditto.
21503 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21504 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21505 ("mmx_ashl<mode>3"): Ditto.
21506 ("mmx_lshrdi3"): Remove insn pattern.
21507 ("mmx_ashldi3"): Ditto.
21508 * config/i386/i386.c (classify_argument): Handle V1DImode.
21509 (function_arg_advance_32): Ditto.
21510 (function_arg_32): Ditto.
21511 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21512 mmx_addv1di3 insn pattern.
21513 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21514 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21515 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21516 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21517 Remove definitions of built-in functions.
21518 (V1DI_type_node): New node.
21519 (v1di_ftype_v1di_int): Ditto.
21520 (v1di_ftype_v1di_v1di): Ditto.
21521 (v2si_ftype_v2si_si): Ditto.
21522 (v4hi_ftype_v4hi_di): Remove node.
21523 (v2si_ftype_v2si_di): Ditto.
21524 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21525 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21526 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21527 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21528 Add new builtins using def_builtin_const.
21529 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21530 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21531 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21532 * config/i386/mmintrin.h (__v1di): New typedef.
21533 (_mm_add_si64): Cast arguments to __v1di type.
21534 (_mm_sub_si64): Ditto.
21535 (_mm_sll_pi16): Cast __count to __v4hi type.
21536 (_mm_sll_pi32): Cast __count to __v2si type.
21537 (_mm_sll_si64): Cast arguments to __v1di type.
21538 (_mm_srl_pi16): Cast __count to __v4hi type.
21539 (_mm_srl_pi32): Cast __count to __v2si type.
21540 (_mm_srl_si64): Cast arguments to __v1di type.
21541 (_mm_sra_pi16): Cast __count to __v4hi type.
21542 (_mm_sra_pi32): Cast __count to __v2si type.
21543 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21544 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21545 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21546 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21547 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21548 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21549 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21550 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21551 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21552 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21553 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21554 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21556 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21558 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21560 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21563 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21564 reg+const addressing for Altivec modes. Don't generate reg+reg
21565 addressing for TFmode or TDmode quantities.
21567 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21569 * c-common.c (vector_types_convertible_p): Call langhook
21570 instead of comptypes.
21572 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21575 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21576 integral and scalar float variables which have a
21579 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21581 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21582 dwarf_register_span hook when emitting unwind information for
21583 register-to-memory saves.
21584 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21585 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21587 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21589 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21590 for the same VAR_DECL.
21592 2008-03-06 Tom Tromey <tromey@redhat.com>
21594 * treelang: Delete.
21595 * doc/standards.texi (Standards): Don't mention treelang.
21596 * doc/invoke.texi (Overall Options): Don't mention treelang.
21597 * doc/install.texi (Prerequisites): Don't mention bison or
21599 (Configuration): Don't mention treelang.
21600 (Building): Likewise.
21601 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21603 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21605 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21606 word-extractions out of a multi-word object.
21608 2008-03-06 Richard Guenther <rguenther@suse.de>
21610 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21611 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21612 result type and precision.
21613 * expr.c (get_inner_reference): Set unsignedp based on the result
21614 type of BIT_FIELD_REF.
21615 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21616 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21617 (try_instantiate_multiple_fields): Likewise. Use the correct type
21619 (sra_build_assignment): Likewise.
21620 (sra_build_elt_assignment): Likewise.
21621 (sra_explode_bitfield_assignment): Likewise.
21622 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21623 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21624 set BIT_FIELD_REF_UNSIGNED.
21625 (vectorizable_load): Likewise.
21627 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21629 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21632 2008-03-06 Richard Guenther <rguenther@suse.de>
21634 * alias.c (struct alias_set_entry): Move has_zero_child field
21635 to pack with alias_set.
21637 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21639 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21642 2008-03-05 Ian Lance Taylor <iant@google.com>
21644 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21646 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21648 * fwprop.c (update_df): Support width and offset parameters of
21650 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21651 global_conflicts): Change DF_REF_EXTRACT to either
21652 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21653 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21654 * df-scan.c (df_ref_record, df_defs_record,
21655 df_ref_create_structure, df_def_record_1, df_uses_record,
21656 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21657 df_bb_refs_collect, df_entry_block_defs_collect,
21658 df_exit_block_uses_collect): Support new width and offset fields.
21659 (ref_extract_pool): New storage pool.
21660 (df_free_ref): New function.
21661 (df_reg_chain_unlink, df_free_collection_rec,
21662 df_sort_and_compress_refs): Call df_free_ref.
21663 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21665 (df_ref_create_structure): Allocate df_ref_extract if offset and
21666 width fields are used.
21667 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21668 (df_uses_record): Get offset and width from ZERO_EXTRACT
21670 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21671 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21672 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21673 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21674 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21675 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21676 (df_ref_extract): New structure.
21677 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21678 (df_ref_create): Add width and offset parameters.
21680 2008-03-05 Richard Guenther <rguenther@suse.de>
21682 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21683 Use ranges_overlap_p.
21684 (offset_overlaps_with_access): Rename
21685 to ranges_overlap_p and move ...
21686 * tree-flow-inline.h (ranges_overlap_p): ... here.
21688 * tree.h (get_inner_reference, handled_component_p): Update
21691 * tree.h (record_component_aliases, get_alias_set,
21692 alias_sets_conflict_p, alias_sets_must_conflict_p,
21693 objects_must_conflict_p): Move declarations ...
21694 * alias.h (record_component_aliases, get_alias_set,
21695 alias_sets_conflict_p, alias_sets_must_conflict_p,
21696 objects_must_conflict_p): ... here.
21697 Include coretypes.h.
21698 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21700 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21702 * cfg.c: Include tree-flow.h.
21703 (remove_edge_raw): Call redirect_edge_var_map_clear.
21704 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21705 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21706 (redirect_edge_var_map_result): New.
21707 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21708 PENDING_STMT use with redirect_edge_var_map_*.
21709 * tree-ssa.c (edge_var_maps): New definition.
21710 (redirect_edge_var_map_add): New.
21711 (redirect_edge_var_map_clear): New.
21712 (redirect_edge_var_map_dup): New.
21713 (redirect_edge_var_map_vector): New.
21714 (redirect_edge_var_map_destroy): New.
21715 (ssa_redirect_edge): Replace PENDING_STMT use with
21716 redirect_edge_var_map_*.
21717 (flush_pending_stmts): Same.
21718 (delete_tree_ssa): Destroy edge var map.
21719 * tree-flow.h (struct _edge_var_map): New.
21720 Define edge_var_map vector type.
21721 Declare redirect_edge_var_map_* prototypes.
21722 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21723 * tree-cfg.c (reinstall_phi_args): Replace
21724 PENDING_STMT use with redirect_edge_var_map_*.
21726 2008-03-05 Richard Guenther <rguenther@suse.de>
21728 PR tree-optimization/35472
21729 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21730 whose single use_stmt has a overlapping set of loaded and
21731 stored symbols as that use_stmt might be a noop assignment then.
21733 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21735 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21737 2008-03-05 Richard Guenther <rguenther@suse.de>
21740 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21741 should be constants.
21742 * tree-cfg.c (verify_expr): Verify it.
21743 * fold-const.c (fold_truthop): Remove code generating
21744 BIT_FIELD_REFs of structure bases.
21745 (fold_binary): Likewise.
21746 (fold_ternary): Position and size of BIT_FIELD_REFs are
21747 always host integers.
21748 (make_bit_field_ref): Remove.
21749 (optimize_bit_field_compare): Remove.
21750 (all_ones_mask_p): Remove.
21752 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21755 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21756 (split_block_and_df_analyze): New. Split basic block and rebuild
21758 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21760 (split_pattern_seq): Likewise.
21761 (erase_matching_seqs): Likewise.
21762 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21764 2008-03-04 Geoff Keating <geoffk@apple.com>
21766 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21767 declaration and code.
21768 (tree_invalid_nonnegative_warnv_p): Likewise.
21770 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21772 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21773 examples. Truncate option-names then causing overfull hbox.
21775 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21778 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21780 * configure: Rebuilt.
21782 2008-03-04 Rafael EspÃndola <espindola@google.com>
21784 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21785 (tree_unary_nonnegative_warnv_p): New.
21786 (tree_binary_nonnegative_warnv_p): New.
21787 (tree_single_nonnegative_warnv_p): New.
21788 (tree_invalid_nonnegative_warnv_p): New.
21789 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21791 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21794 * opts.c (handle_option): Postpone 'unknown option' errors only for
21797 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21800 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21803 2008-03-04 Rafael EspÃndola <espindola@google.com>
21805 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21806 (tree_binary_nonzero_warnv_p): New.
21807 (tree_single_nonzero_warnv_p): New.
21808 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21810 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21812 PR middle-end/35456
21813 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21814 transformations for modes that have signed zeros.
21815 * ifcvt.c (noce_try_abs): Ditto.
21817 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21819 * config/i386/i386.c (override_options): Force
21820 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21822 2008-03-04 Jan Hubicka <jh@suse.cz>
21825 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21828 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21830 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21831 label to probe the stack.
21833 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21835 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21836 (__gthr_win32_mutex_destroy): Declare.
21837 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21838 __gthr_win32_mutex_destroy.
21839 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21841 2008-03-03 Jan Hubicka <jh@suse.cz>
21844 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21845 aggressive on inlining cold calls.
21847 2008-03-03 Richard Guenther <rguenther@suse.de>
21849 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21850 struct copies into the expression table.
21851 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21852 (try_to_simplify): Likewise.
21853 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21854 integral and pointer arguments which do not change the
21855 precision to NOP_EXPRs.
21856 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21857 VIEW_CONVERT_EXPR case.
21859 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21861 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21862 defined in a loop at depth 0 is invariant.
21863 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21864 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21865 be called at loop depth 0.
21867 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21870 * gcc.c (process_command): Update copyright notice dates.
21871 * gcov.c (print_version): Likewise.
21872 * gcov-dump.c (print_version): Likewise.
21873 * mips-tfile.c (main): Likewise.
21874 * mips-tdump.c (main): Likewise.
21876 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21879 * c-common.c (flag_permissive): Delete.
21880 (constant_expression_warnings): Check flags first.
21881 (constant_expression_error): New.
21882 * c-common.h (flag_permissive): Delete.
21883 (constant_expression_error): Declare.
21884 * flags.h (flag_permissive): Declare. Update description.
21885 * diagnostic.c (pedwarn): Update.
21887 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21888 (permissive_error_kind): New.
21889 * toplev.c (flag_permissive): Define. Update description.
21890 * toplev.h (permissive_error_kind): Declare.
21891 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21892 (pedwarn_c90): Use pedantic_warning_kind.
21893 * c-opts.c (c_common_post_options): flag_permissive does not affect
21894 flag_pedantic_errors.
21896 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21898 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21899 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21900 __absvsi2, __absvDI2): Use unsigned arithmetic.
21902 2008-03-02 Andi Kleen <ak@suse.de>
21903 Richard Guenther <rguenther@suse.de>
21905 * struct-equiv.c: Remove file.
21906 * cfg_cleanup.c (condjump_equiv_p): Remove.
21907 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21908 (struct-equiv.o): Remove rule.
21909 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21910 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21911 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21913 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21915 * ifcvt.c (noce_process_if_block): Try to handle only the then
21916 block if the else block exists but isn't suitable.
21918 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21921 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21922 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21923 regression from previous patch.
21925 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21928 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21930 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21931 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21932 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21933 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21934 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21935 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21936 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21937 (__gthread_mutex_destroy_function): Rename to
21938 __gthread_mutex_destroy.
21939 * gthr-dce.h (__gthread_mutex_destroy): Call
21940 pthread_mutex_destroy.
21941 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21942 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21943 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21945 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21947 * df-scan.c (df_ref_chain_change_bb): Simplify.
21948 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21949 set_block_for_insn if there's any change.
21950 * df.h ((df_insn_change_bb): Fix prototype.
21951 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21952 df_insn_change_bb, don't call set_block_for_insn.
21953 * emit-rtl.c (reorder_insns): Likewise.
21954 * haifa-sched.c (move_insn): Likewise.
21956 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21958 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21960 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21962 * tree-flow-inline.h (next_readonly_imm_use): Return
21963 NULL_USE_OPERAND_P after the end.
21965 2008-03-01 Richard Guenther <rguenther@suse.de>
21967 PR tree-optimization/35411
21968 * tree-sra.c (sra_build_assignment): Split conversion to
21969 final type to a separate statement if we are not assigning
21972 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21974 * fold-const.c (fold_convertible_p): Correct the logic to follow
21975 that in fold_convert().
21977 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21980 * tree-inline.c (build_duplicate_type): When we make a
21981 duplicate type, make it unique in the canonical types system.
21983 2008-02-29 Tom Tromey <tromey@redhat.com>
21985 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21986 input_file_stack_history, input_file_stack_restored): Remove.
21987 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21988 * input.h (struct file_stack): Remove.
21989 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21990 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21992 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21994 (diagnostic_last_module_changed): Add 'map' argument.
21995 (diagnostic_set_last_function): Likewise.
21996 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21997 line map, not input_file_stack.
21998 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22000 2008-02-29 Paul Brook <paul@codesourcery.com>
22002 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22004 2008-02-29 Paul Brook <paul@codesourcery.com>
22006 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22008 2008-02-29 Richard Guenther <rguenther@suse.de>
22010 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22012 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22013 value for comparing for a store match.
22014 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22015 (try_to_simplify): Do not do a full-blown reference lookup.
22017 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22019 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22020 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22022 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22024 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22026 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22027 strides against cache sizes.
22029 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22031 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22034 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22036 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22037 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22038 is smaller than the original promoted value.
22039 (simplify_subreg): If OP is a SUBREG, try to preserve its
22040 SUBREG_PROMOTED_VAR_P information.
22042 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22044 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22045 (VN_INFO_GET): Allocate new objects on the obstack.
22046 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22047 for rpo_numbers_temp, for consistency.
22048 (free_scc_vn): Free the obstack.
22050 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
22052 * doc/invoke.texi: Document -ftree-loop-distribution.
22053 * tree-loop-distribution.c: New.
22054 * tree-pass.h (pass_loop_distribution): New.
22055 * graphds.h (struct graph): Add htab_t indices.
22056 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
22057 * tree-vectorizer.c (rename_variables_in_loop): Extern.
22058 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
22059 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
22060 * tree-data-ref.c (debug_data_dependence_relations): New.
22061 (dump_data_dependence_relation): Also print data references.
22062 (free_data_ref): Extern.
22063 (same_access_functions): Moved...
22064 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
22065 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22066 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
22067 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
22068 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
22069 (stmts_from_loop): Skip LABEL_EXPR.
22070 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
22072 (build_rdg): Initialize rdg->indices htab.
22073 (free_rdg, stores_from_loop, ref_base_address,
22074 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
22075 have_similar_memory_accesses_1, ref_base_address_1,
22076 remove_similar_memory_refs): New.
22077 * tree-data-ref.h: Depend on tree-chrec.h.
22078 (debug_data_dependence_relations, free_data_ref): Declared.
22079 (same_access_functions): ... here.
22080 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
22082 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
22083 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
22084 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
22085 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
22086 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
22087 rdg_vertex_for_stmt): Declared.
22088 (struct rdg_edge): Add level.
22090 (free_rdg, stores_from_loop, remove_similar_memory_refs,
22091 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
22093 (rdg_has_similar_memory_accesses): New.
22094 * tree-vect-analyze.c: Remove unused static decls.
22095 * lambda.h (dependence_level): New.
22096 * common.opt (ftree-loop-distribution): New.
22097 * tree-flow.h (mark_virtual_ops_in_bb,
22098 slpeel_tree_duplicate_loop_to_edge_cfg,
22099 rename_variables_in_loop): Declared.
22100 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
22101 (OBJS-common): Add tree-loop-distribution.o.
22102 (tree-loop-distribution.o): New rule.
22103 * tree-cfg.c (mark_virtual_ops_in_bb): New.
22104 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
22105 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
22107 2008-02-28 Joseph Myers <joseph@codesourcery.com>
22110 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
22111 other than structures and unions.
22113 2008-02-28 Richard Guenther <rguenther@suse.de>
22116 2008-02-26 Richard Guenther <rguenther@suse.de>
22118 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22119 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22120 (lookup_decl_from_uid): Declare.
22121 (remove_decl_from_map): Likewise.
22122 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22123 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22124 (decl_for_uid_map): New global hashtable mapping DECL_UID
22126 (init_ttree): Allocate it.
22127 (insert_decl_to_uid_decl_map): New helper function.
22128 (make_node_stat): Insert new decls into the map.
22129 (copy_node_stat): Likewise.
22130 (lookup_decl_from_uid): New function.
22131 (remove_decl_from_map): Likewise.
22132 (print_decl_for_uid_map_statistics): New helper.
22133 (dump_tree_statistics): Call it.
22135 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22136 (referenced_var_iterator): Adjust.
22137 (FOR_EACH_REFERENCED_VAR): Adjust.
22138 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22139 (num_referenced_vars): Adjust.
22140 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22141 (first_referenced_var): Remove.
22142 (end_referenced_vars_p): Likewise.
22143 (next_referenced_var): Likewise.
22144 (referenced_var_iterator_set): New helper function.
22145 * tree-dfa.c (referenced_var_lookup): Adjust.
22146 (referenced_var_check_and_insert): Likewise.
22147 (remove_referenced_var): Likewise.
22148 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22149 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22150 (verify_call_clobbering): Likewise.
22151 (verify_memory_partitions): Likewise.
22152 (init_tree_ssa): Allocate bitmap instead of hashtable for
22154 (delete_tree_ssa): Adjust.
22155 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22156 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22157 (compute_tag_properties): Likewise.
22158 (set_initial_properties): Likewise.
22159 (find_partition_for): Likewise.
22160 (update_reference_counts): Likewise.
22161 (dump_may_aliases_for): Likewise.
22162 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22163 (add_call_clobber_ops): Likewise.
22164 (add_call_read_ops): Likewise.
22165 (get_asm_expr_operands): Likewise.
22166 * tree-into-ssa.c (dump_decl_set): Likewise.
22167 (update_ssa): Likewise.
22168 * tree-sra.c (scan_function): Likewise.
22169 (decide_instantiations): Likewise.
22170 (scalarize_parms): Likewise.
22171 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22172 (dsa_named_for): Likewise.
22173 * tree-ssa-structalias.c (update_alias_info): Likewise.
22174 (merge_smts_into): Likewise.
22176 2008-02-27 David Daney <ddaney@avtrex.com>
22179 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
22180 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
22181 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
22182 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
22183 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
22185 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
22188 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
22189 (BUILT_IN_NEXTTOWARD): Remove.
22190 (BUILT_IN_NEXTTOWARDF): Ditto.
22191 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
22192 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
22194 2008-02-27 Tom Tromey <tromey@redhat.com>
22196 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
22197 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
22199 2008-02-27 Jan Beulich <jbeulich@novell.com>
22201 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
22202 update the respective field on newdecl.
22204 2008-02-27 Revital Eres <eres@il.ibm.com>
22206 PR rtl-optimization/34999
22207 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
22208 crossing edges that ends with a call insn.
22209 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
22210 call insn and clear the EDGE_CROSSING flag of the crossing edge
22211 when fixing fallthru edges.
22213 2008-02-27 Richard Guenther <rguenther@suse.de>
22215 PR middle-end/35390
22216 * fold-const.c (fold_unary): Return the correct argument,
22217 converted to the result type.
22219 2008-02-27 Richard Guenther <rguenther@suse.de>
22221 PR middle-end/34971
22222 * expr.c (expand_expr_real_1): Assert on rotates that operate
22224 * fold-const.c (fold_binary): Use the types precision, not the
22225 bitsize of the mode if folding rotate expressions. Build rotates
22226 only for full modes.
22228 2008-02-27 Jakub Jelinek <jakub@redhat.com>
22230 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
22231 and CPP_PRAGMA_EOL.
22232 * c-pragma.c (pragma_ns_name): New typedef.
22233 (registered_pp_pragmas): New variable.
22234 (c_pp_lookup_pragma): New function.
22235 (c_register_pragma_1): If flag_preprocess_only, do nothing
22236 for non-expanded pragmas, for expanded ones push pragma's
22237 namespace and name into registered_pp_pragmas vector.
22238 (c_invoke_pragma_handler): Register OpenMP pragmas even when
22239 flag_preprocess_only, don't register GCC pch_preprocess
22240 pragma if flag_preprocess_only.
22241 * c-opts.c (c_common_init): Call init_pragma even if
22242 flag_preprocess_only.
22243 * c-pragma.c (c_pp_lookup_pragma): New prototype.
22244 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
22245 cpp_register_pragma if flag_preprocess_only.
22247 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22250 * c-parser.c (c_parser_translation_unit): Warn for empty
22251 translation unit, not empty source file.
22253 2008-02-26 Paul Brook <paul@codesourcery.com>
22255 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
22256 operand for Thumb-2.
22257 * config/arm/arm.h (reg_class): Add CORE_REGS.
22258 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
22259 (BASE_REG_CLASS): Use CORE_REGS.
22260 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
22261 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
22262 (REGNO_OK_FOR_INDEX_P): Exclude SP.
22263 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
22264 ARM_REGNO_OK_FOR_INDEX_P.
22265 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
22266 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
22267 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
22268 (ldm/stm peepholes): Ditto.
22269 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
22270 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
22271 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
22272 * config/arm/constraints.md: Enable "k" constraint on ARM.
22274 2008-02-27 Ben Elliston <bje@au.ibm.com>
22276 * config/rs6000/rs6000.c: Annotate cache line size field in all
22277 instances of struct processor_costs.
22279 2008-02-26 David Edelsohn <edelsohn@gnu.org>
22281 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
22282 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
22283 jump_bypass): New counters.
22284 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
22285 * dce.c (gate_ud_dce): Same.
22286 (gate_fast_dce): Same.
22287 * dse.c (gate_dse1): New function.
22288 (gate_dse2): New function.
22289 (gate_dse): Merge results of new gate functions.
22290 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
22291 (gate_handle_jump_bypass): Add dbg_cnt.
22292 (gate_handle_gcse): Add dbg_cnt.
22293 * ifcvt.c (gate_handle_if_conversion): Same.
22294 (gate_handle_if_after_combine): Same.
22295 (gate_handle_if_after_reload): Same.
22296 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
22298 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
22300 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
22302 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
22304 2008-02-26 Jason Merrill <jason@redhat.com>
22307 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
22308 alone if it's the naming decl for the type's main variant.
22310 2008-02-26 Tom Tromey <tromey@redhat.com>
22312 * system.h (USE_MAPPED_LOCATION): Poison.
22313 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
22314 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
22315 (make_goto_expr_edges): Likewise.
22316 (remove_bb): Likewise.
22317 (execute_warn_function_return): Likewise.
22318 * basic-block.h (struct edge_def) <goto_locus>: Change type to
22320 * c-common.c (fname_decl): Remove old location code.
22321 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
22323 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
22325 (ASM_INPUT_SOURCE_LOCATION): Likewise.
22326 (gen_rtx_ASM_INPUT): Likewise.
22327 (gen_rtx_ASM_INPUT_loc): Likewise.
22328 (get_rtx_asm_OPERANDS): Remove.
22329 * cfglayout.c (insn_locators_alloc): Remove old location code.
22330 (set_curr_insn_source_location): Likewise.
22331 (curr_insn_locator): Likewise.
22332 * print-tree.c (print_node): Remove old location code.
22333 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22334 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22335 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22336 location_from_locus.
22337 (construct_exit_block): Remove old location code.
22338 * emit-rtl.c (force_next_line_note): Remove old location code.
22339 * profile.c (branch_prob): Remove old location code.
22340 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22341 LOC_LINE): Remove old-location variants.
22342 * langhooks.c (lhd_print_error_function): Remove old location
22344 * configure, config.in: Rebuilt.
22345 * configure.ac (--enable-mapped-location): Remove.
22346 * c-decl.c (c_init_decl_processing): Remove old location code.
22347 (finish_function): Likewise.
22348 * recog.c (decode_asm_operands): Remove old location code.
22349 * c-pch.c (c_common_read_pch): Remove old location code.
22350 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22352 * gimple-low.c (lower_function_body): Remove old location code.
22353 * toplev.c (unknown_location): Remove.
22354 (push_srcloc): Remove old-location variant.
22355 (process_options): Remove old location code.
22356 (lang_dependent_init): Likewise.
22357 * input.h (UNKNOWN_LOCATION): Move definition.
22358 (location_t): Undeprecate.
22359 (source_locus): Remove.
22360 (location_from_locus): Remove.
22361 (struct location_s): Remove.
22362 Remove all old-location code.
22363 (input_line, input_filename): Remove.
22364 * final.c (final_scan_insn): Remove old location code.
22365 * diagnostic.c (diagnostic_build_prefix): Remove
22366 USE_MAPPED_LOCATION test.
22367 * tree.h (gimple_stmt) <locus>: Now a location_t.
22368 (tree_exp) <locus>: Likewise.
22369 (DECL_IS_BUILTIN): Remove old-location variant.
22370 (annotate_with_file_line, annotate_with_locus): Likewise.
22371 (expr_locus, set_expr_locus): Update.
22372 * tree.c (build1_stat): Remove old location code.
22373 (last_annotated_node): Remove.
22374 (annotate_with_file_line): Remove old-location variant.
22375 (annotate_with_locus): Likewise.
22376 (expr_location): Remove old location code.
22377 (set_expr_location): Likewise.
22378 (expr_has_location): Likewise.
22379 (expr_locus): Likewise.
22380 (set_expr_locus): Likewise.
22381 (expr_filename): Don't use location_from_locus.
22382 (expr_lineno): Likewise.
22383 * rtl-error.c (location_for_asm): Remove old location code.
22384 * c-lex.c (cb_line_change): Remove old location code.
22385 (fe_file_change): Likewise.
22386 (cb_def_pragma): Likewise.
22387 (c_lex_with_flags): Likewise.
22388 * gengtype.c (do_typedef): Don't special-case location types.
22389 (define_location_structures): Remove.
22390 (main): Don't call define_location_structures.
22391 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22394 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22397 * builtins.def (BUILT_IN_STDARG_START): Remove.
22398 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22399 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22400 * tree-inline.c (inline_forbidden_p_1): Likewise.
22402 2008-02-26 Richard Guenther <rguenther@suse.de>
22404 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22405 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22406 (lookup_decl_from_uid): Declare.
22407 (remove_decl_from_map): Likewise.
22408 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22409 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22410 (decl_for_uid_map): New global hashtable mapping DECL_UID
22412 (init_ttree): Allocate it.
22413 (insert_decl_to_uid_decl_map): New helper function.
22414 (make_node_stat): Insert new decls into the map.
22415 (copy_node_stat): Likewise.
22416 (lookup_decl_from_uid): New function.
22417 (remove_decl_from_map): Likewise.
22418 (print_decl_for_uid_map_statistics): New helper.
22419 (dump_tree_statistics): Call it.
22421 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22422 (referenced_var_iterator): Adjust.
22423 (FOR_EACH_REFERENCED_VAR): Adjust.
22424 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22425 (num_referenced_vars): Adjust.
22426 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22427 (first_referenced_var): Remove.
22428 (end_referenced_vars_p): Likewise.
22429 (next_referenced_var): Likewise.
22430 (referenced_var_iterator_set): New helper function.
22431 * tree-dfa.c (referenced_var_lookup): Adjust.
22432 (referenced_var_check_and_insert): Likewise.
22433 (remove_referenced_var): Likewise.
22434 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22435 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22436 (verify_call_clobbering): Likewise.
22437 (verify_memory_partitions): Likewise.
22438 (init_tree_ssa): Allocate bitmap instead of hashtable for
22440 (delete_tree_ssa): Adjust.
22441 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22442 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22443 (compute_tag_properties): Likewise.
22444 (set_initial_properties): Likewise.
22445 (find_partition_for): Likewise.
22446 (update_reference_counts): Likewise.
22447 (dump_may_aliases_for): Likewise.
22448 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22449 (add_call_clobber_ops): Likewise.
22450 (add_call_read_ops): Likewise.
22451 (get_asm_expr_operands): Likewise.
22452 * tree-into-ssa.c (dump_decl_set): Likewise.
22453 (update_ssa): Likewise.
22454 * tree-sra.c (scan_function): Likewise.
22455 (decide_instantiations): Likewise.
22456 (scalarize_parms): Likewise.
22457 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22458 (dsa_named_for): Likewise.
22459 * tree-ssa-structalias.c (update_alias_info): Likewise.
22460 (merge_smts_into): Likewise.
22462 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22465 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22466 * c-opts.c (c_common_handle_option): Wall enables
22467 Wvolatile-register-var.
22468 * common.opt: Move Wvolatile-register-var to...
22471 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22473 * common.opt (Wlarger-than=): New.
22474 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22476 * opts.c (common_handle_option): Handle -Wlarger-than=.
22477 * optc-gen.awk: Likewise.
22478 * opth-gen.awk: Likewise.
22479 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22480 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22482 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22484 * c-common.c (match_case_to_enum_1): Add appropriate
22485 OPT_W* parameter to warning.
22486 (c_do_switch_warnings): Likewise.
22487 * c-typeck.c (warning_init): Add one more parameter following
22488 'warning' function.
22489 (push_init_level): Update call to warning_init.
22490 (pop_init_level): Likewise.
22491 (add_pending_init): Likewise.
22492 (output_init_element: Likewise.
22494 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22497 * toplev.c (toplev_main): If there are warnings or error, print
22498 errors for ignored options.
22499 * opts.c (ignored_options): New static variable.
22500 (postpone_unknown_option_error): New.
22501 (print_ignored_options): New.
22502 (handle_option): Postpone errors for unknown -Wno-* options.
22503 * opts.h (print_ignored_options): Declare.
22505 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22507 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22510 2008-02-25 Richard Guenther <rguenther@suse.de>
22513 2008-02-25 Richard Guenther <rguenther@suse.de>
22515 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22516 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22517 (lookup_decl_from_uid): Declare.
22518 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22519 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22520 (decl_for_uid_map): New global hashtable mapping DECL_UID
22522 (init_ttree): Allocate it.
22523 (insert_decl_to_uid_decl_map): New helper function.
22524 (make_node_stat): Insert new decls into the map.
22525 (copy_node_stat): Likewise.
22526 (lookup_decl_from_uid): New function.
22527 (print_decl_for_uid_map_statistics): New helper.
22528 (dump_tree_statistics): Call it.
22530 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22531 (referenced_var_iterator): Adjust.
22532 (FOR_EACH_REFERENCED_VAR): Adjust.
22533 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22534 (num_referenced_vars): Adjust.
22535 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22536 (first_referenced_var): Remove.
22537 (end_referenced_vars_p): Likewise.
22538 (next_referenced_var): Likewise.
22539 (referenced_var_iterator_set): New helper function.
22540 * tree-dfa.c (referenced_var_lookup): Adjust.
22541 (referenced_var_check_and_insert): Likewise.
22542 (remove_referenced_var): Likewise.
22543 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22544 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22545 (verify_call_clobbering): Likewise.
22546 (verify_memory_partitions): Likewise.
22547 (init_tree_ssa): Allocate bitmap instead of hashtable for
22549 (delete_tree_ssa): Adjust.
22550 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22551 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22552 (compute_tag_properties): Likewise.
22553 (set_initial_properties): Likewise.
22554 (find_partition_for): Likewise.
22555 (update_reference_counts): Likewise.
22556 (dump_may_aliases_for): Likewise.
22557 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22558 (add_call_clobber_ops): Likewise.
22559 (add_call_read_ops): Likewise.
22560 (get_asm_expr_operands): Likewise.
22561 * tree-into-ssa.c (dump_decl_set): Likewise.
22562 (update_ssa): Likewise.
22563 * tree-sra.c (scan_function): Likewise.
22564 (decide_instantiations): Likewise.
22565 (scalarize_parms): Likewise.
22566 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22567 (dsa_named_for): Likewise.
22568 * tree-ssa-structalias.c (update_alias_info): Likewise.
22569 (merge_smts_into): Likewise.
22571 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22574 * doc/invoke.texi (-fcx-limited-range): Document new option.
22575 * toplev.c (process_options): Handle -fcx-fortran-rules.
22576 * common.opt: Add documentation for -fcx-fortran-rules.
22578 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22581 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22582 actual behaviour and C99.
22584 2008-02-26 Ben Elliston <bje@au.ibm.com>
22586 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22587 (ASM_CPU_POWER6_SPEC): Likewise.
22588 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22589 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22590 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22592 2008-02-25 Richard Guenther <rguenther@suse.de>
22594 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22595 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22596 (lookup_decl_from_uid): Declare.
22597 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22598 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22599 (decl_for_uid_map): New global hashtable mapping DECL_UID
22601 (init_ttree): Allocate it.
22602 (insert_decl_to_uid_decl_map): New helper function.
22603 (make_node_stat): Insert new decls into the map.
22604 (copy_node_stat): Likewise.
22605 (lookup_decl_from_uid): New function.
22606 (print_decl_for_uid_map_statistics): New helper.
22607 (dump_tree_statistics): Call it.
22609 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22610 (referenced_var_iterator): Adjust.
22611 (FOR_EACH_REFERENCED_VAR): Adjust.
22612 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22613 (num_referenced_vars): Adjust.
22614 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22615 (first_referenced_var): Remove.
22616 (end_referenced_vars_p): Likewise.
22617 (next_referenced_var): Likewise.
22618 (referenced_var_iterator_set): New helper function.
22619 * tree-dfa.c (referenced_var_lookup): Adjust.
22620 (referenced_var_check_and_insert): Likewise.
22621 (remove_referenced_var): Likewise.
22622 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22623 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22624 (verify_call_clobbering): Likewise.
22625 (verify_memory_partitions): Likewise.
22626 (init_tree_ssa): Allocate bitmap instead of hashtable for
22628 (delete_tree_ssa): Adjust.
22629 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22630 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22631 (compute_tag_properties): Likewise.
22632 (set_initial_properties): Likewise.
22633 (find_partition_for): Likewise.
22634 (update_reference_counts): Likewise.
22635 (dump_may_aliases_for): Likewise.
22636 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22637 (add_call_clobber_ops): Likewise.
22638 (add_call_read_ops): Likewise.
22639 (get_asm_expr_operands): Likewise.
22640 * tree-into-ssa.c (dump_decl_set): Likewise.
22641 (update_ssa): Likewise.
22642 * tree-sra.c (scan_function): Likewise.
22643 (decide_instantiations): Likewise.
22644 (scalarize_parms): Likewise.
22645 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22646 (dsa_named_for): Likewise.
22647 * tree-ssa-structalias.c (update_alias_info): Likewise.
22648 (merge_smts_into): Likewise.
22650 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22653 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22654 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22655 * alias.h (nonoverlapping_memrefs_p): Likewise.
22657 2008-02-25 Jan Beulich <jbeulich@novell.com>
22659 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22660 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22661 __emultls_get_address, __emultls_register_common,
22662 __floatundi?f, and _Unwind_GetIPInfo.
22663 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22664 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22665 (gen_regparm_prefix): Likewise.
22666 (i386_nlm_encode_section_info): Sync with
22667 config/i386/winnt.c:i386_pe_encode_section_info().
22668 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22669 i386_nlm_mangle_decl_assembler_name): New.
22670 (netware_override_options): New.
22671 * config/i386/netware.h (netware_override_options): Declare.
22672 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22673 (i386_nlm_mangle_decl_assembler_name): Declare.
22674 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22676 2008-02-25 Ben Elliston <bje@au.ibm.com>
22679 * c-decl.c (grokdeclarator): Remove unused local variables
22680 `typedef_type' and `type_as_written'.
22682 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22683 unused local variable `has_hot_blocks'.
22684 (fix_crossing_conditional_branches): Remove unused local variable
22687 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22689 PR middle-end/19984
22690 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22691 using DEF_C99_BUILTIN.
22692 (BUILT_IN_NANF): Ditto.
22693 (BUILT_IN_NANL): Ditto.
22695 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22696 Revital Eres <eres@il.ibm.com>
22698 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22699 regarding the order of two dependent insns in the same row.
22701 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22703 * stor-layout.c (layout_decl): Do not bump the alignment of a
22704 bit-field to more than byte alignment if it is packed.
22706 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22708 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22711 2008-02-24 Diego Novillo <dnovillo@google.com>
22713 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22716 * tree-vrp.c (vrp_evaluate_conditional): With
22717 -Wtype-limits, emit a warning when comparing against a
22718 constant outside the natural range of OP0's type.
22719 * c.opt (Wtype-limits): Move ...
22720 * common.opt (Wtype-limits): ... here.
22722 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22724 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22725 * config/rs6000/e300c2c3.md: New file.
22726 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22728 (rs6000_override_options): Add e300c2 and e300c3 cases to
22729 processor_target_table. Do not allow usage of Altivec or Spe
22730 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22731 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22732 * config/rs6000/rs6000.h (processor_type): Add
22733 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22734 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22735 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22736 and ppce300c3. Include e300c2c3.md.
22738 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22740 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22741 instead of TARGET_STRICT_ALIGN.
22743 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22745 * explow.c (memory_address): Assert that the generated address is
22748 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22751 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22752 * config/darwin-ppc-ldouble-patch.def: New file.
22753 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22754 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22755 SUBTARGET_INIT_BUILTINS if defined.
22756 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22759 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22762 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22763 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22765 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22768 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22769 file" warning condtional on -Winvalid-PCH.
22771 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22773 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22775 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22779 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22780 prevent reload from using MMX registers.
22781 (*mov<mode>_internal): Ditto.
22782 (*movv2sf_internal_rex64): Ditto.
22783 (*movv2sf_internal): Ditto.
22785 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22787 PR documentation/31569
22788 * doc/install.texi2html: Use makeinfo --no-number-sections.
22790 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22792 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22793 ensure that we can address an entire entity > 8 bytes. Don't
22794 generate reg+reg addressing for such data.
22796 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22798 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22799 strings when optimizing for size, unless the target cares about
22802 2008-02-22 Tom Tromey <tromey@redhat.com>
22804 * regclass.c (current_pass): Remove declaration.
22806 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22808 * config/avr/libgcc.S (__RAMPZ__): Define.
22809 (__do_copy_data): Add for devices with 128KB code memory.
22811 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22813 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22815 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22817 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22819 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22822 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22825 * c-typeck.c (build_binary_op): Warn about floating point
22826 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22828 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22831 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22832 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22834 (rs6000_override_options): Set altivec_abi as default, not override,
22835 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22836 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22837 is used; use new member spe_abi.
22838 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22839 spe_abi and altivec_abi.
22841 2008-02-22 Tomas Bily <tbily@suse.cz>
22843 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22845 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22848 * config.build (build_file_translate): Set to `CMD //c' only if
22850 * Makefile.in (build_file_translate): Improve comment.
22852 2008-02-21 Jan Hubicka <jh@suse.cz>
22854 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22855 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22856 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22858 2008-02-21 Michael Matz <matz@suse.de>
22861 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22863 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22865 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22866 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22867 as insn constraint.
22868 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22869 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22870 SSE_VEC_FLOAT_MODE_P as insn constraint.
22871 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22872 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22873 sse4a_movntdf using MODEF mode iterator.
22874 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22875 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22876 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22877 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22878 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22879 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22880 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22882 2008-02-21 Richard Guenther <rguenther@suse.de>
22884 * tree.def (PAREN_EXPR): New tree code.
22885 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22887 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22888 * expr.c (expand_expr_real_1): Likewise.
22889 * tree-inline.c (estimate_num_insns_1): Likewise.
22890 * tree-complex.c (expand_complex_move): Likewise.
22891 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22894 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22897 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22899 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22902 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22904 * config/sh/sh.c (find_barrier): Don't go past
22905 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22907 2008-02-20 DJ Delorie <dj@redhat.com>
22909 * config/h8300/h8300.md (insv): Force source operand to be a register.
22911 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22912 as a jump, not as a plain insn.
22914 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22916 * doc/invoke.texi (Warning Options): Add new option
22917 -Wframe-larger-than=.
22918 (-Wframe-larger-than): Document.
22920 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22921 Add declarations for new option variables.
22923 * final.c (final_start_function): Check the frame size
22924 before emission and issue a Wframe-larger-than warning.
22926 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22927 Add definitions for new option variables.
22928 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22930 * common.opt (Wframe-larger-than=): New option.
22932 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22934 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22935 (<sse>_div<mode>3): Ditto.
22936 (<sse>_vmdiv<mode>3): Ditto.
22937 (<sse>_vmsqrt<mode>2): Ditto.
22938 (*smax<mode>3): Ditto.
22939 (sse5_frcz<mode>2): Ditto.
22940 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22941 as insn constraint.
22943 2008-02-20 Richard Guenther <rguenther@suse.de>
22945 PR middle-end/35265
22946 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22947 be happy with INTEGRAL_TYPE_P.
22949 2008-02-20 Richard Guenther <rguenther@suse.de>
22951 * fold-const.c (split_tree): Associate floatig-point expressions
22952 if flag_associative_math is set.
22954 2008-02-20 Richard Guenther <rguenther@suse.de>
22956 * tree.h (fold_real_zero_addition_p): Declare.
22957 * fold-const.c (fold_real_zero_addition_p): Export.
22958 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22959 floating-point operations with zero and one.
22961 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22963 * doc/install.texi: Correct references to CFLAGS, replacing them
22964 with BOOT_CFLAGS. Document flags used during bootstrap for
22967 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22969 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22970 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22971 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22973 (smin<mode>3): Ditto from similar patterns.
22974 (smax<mode>3): Ditto.
22975 (*ieee_smin<mode>3): Ditto.
22976 (*ieee_smax<mode>3): Ditto.
22977 * config/i386/sse.md (sse): New mode attribute.
22978 (mov<mode>): Macroize expander from movv4sf and movv2df using
22979 SSEMODEF2P mode iterator.
22980 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22981 SSE_VEC_FLOAT_MODE_P as insn constraint.
22982 (storent<mode>): Ditto.
22983 (storent<mode>): Macroize expander from storentsf and storentdf using
22984 MODEF mode iterator.
22985 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22986 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22987 (abs<mode>2): Ditto from similar patterns.
22988 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22989 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22990 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22991 (<sse>_vmsqrt<mode>2): Ditto.
22992 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22993 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22994 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22995 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22996 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22997 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22998 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23000 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23001 iterator and SSE_FLOAT_MODE_P as insn constraint.
23002 (<sse>_ucomi): Ditto from similar patterns.
23003 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23004 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23005 SSE_VEC_FLOAT_MODE_P as insn constraint.
23006 (vcond<mode>): Ditto from similar patterns.
23007 (and<mode>3, *and<mode>3): Ditto.
23008 (<sse>_nand<mode>3): Ditto.
23009 (ior<mode>3, *ior<mode>3): Ditto.
23010 (xor<mode>3, *xor<mode>3): Ditto.
23011 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23012 iterator and SSE_FLOAT_MODE_P as insn constraint.
23013 (*nand<mode>3): Ditto from similar patterns.
23014 (*ior<mode>3): Ditto.
23015 (*xor<mode>3): Ditto.
23017 2008-02-20 Ira Rosen <irar@il.ibm.com>
23019 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23020 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23021 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23023 2008-02-19 Jan Hubicka <jh@suse.cz>
23025 * predict.c (tree_bb_level_predictions): Remove variable next
23026 mistakely introduced by previous commit.
23028 2008-02-19 Jan Hubicka <jh@suse.cz>
23030 * predict.c (predict_paths_leading_to): Rewrite.
23031 (predict_paths_for_bb): New.
23032 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23034 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23037 * Makefile.in (build_file_translate): New.
23038 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23039 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23040 * configure.ac (build_file_translate): Substitute it.
23041 * configure: Regenerate.
23043 2008-02-19 Jan Hubicka <jh@suse.cz>
23045 PR rtl-optimization/34408
23046 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
23049 2008-02-19 Jan Hubicka <jh@suse.cz>
23051 PR middle-end/28779
23052 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
23055 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
23058 * config/i386/i386-modes.def: Revert the last DI alignment
23059 change until Ada people can look into it.
23061 2008-02-19 Nick Clifton <nickc@redhat.com>
23063 * opts.c (print_specific_help): Fix typo in --help text.
23065 2008-02-19 Jakub Jelinek <jakub@redhat.com>
23068 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
23069 32-bit inline asm without asm alternatives for host GCC < 3.0.
23071 2008-02-19 Richard Guenther <rguenther@suse.de>
23073 PR tree-optimization/34989
23074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
23075 Allow propagation to INDIRECT_REF if we can simplify only.
23077 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23079 * c-common.c (warn_for_collisions_1): Use appropriate option when
23082 2008-02-19 Nick Clifton <nickc@redhat.com>
23085 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
23086 (handle_options): Fix indentation.
23087 (print_filtered_help): If no language-specific options were
23088 displayed tell the user how to list all the options supported by
23089 the language's front-end.
23090 (print_specific_help): Fix indentation and remove duplicate line.
23091 (common_handle_option): Handle the -v option.
23092 For --help enable the display of undocumented options if the -v
23093 switch has been included on the command line.
23094 For --help= check for overlaps in the arguments between the option
23095 classes and the language names and issue a warning when they
23096 cannot be disambiguated.
23097 * c.opt (v): Pass on to the common option handler.
23099 2008-02-19 Revital Eres <eres@il.ibm.com>
23101 * modulo-sched.c (sms_schedule): Change dump message when
23102 create_ddg function fails.
23103 (try_scheduling_node_in_cycle): Rename row to cycle.
23104 (print_partial_schedule): Rename CYCLE to ROW.
23106 2008-02-19 Christian Bruel <christian.bruel@st.com>
23107 Zdenek Dvorak <ook@ucw.cz>
23109 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
23111 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23114 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
23115 (*x86_movdicc_0_m1_se): Ditto.
23117 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
23119 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
23120 (CMPtype): Define as __gcc_CMPtype.
23121 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
23122 (CMPtype): Define as __gcc_CMPtype.
23124 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
23126 Support valgrind 3.3 for --enable-checking=valgrind.
23127 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
23129 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
23130 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
23131 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
23132 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
23133 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
23134 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
23135 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
23137 * ggc-zone.c: Similar.
23138 * ggc-page.c: Similar.
23140 2008-02-19 Paul Brook <paul@codesourcery.com>
23143 * config/arm/ieee754-df.S: Fix do_it typo.
23144 * config/arm/ieee754-sf.S: Fix do_it typo.
23146 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23149 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
23150 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
23151 (OPTION_MASK_ISA_SSE_SET): Likewise.
23152 (OPTION_MASK_ISA_SSE2_SET): Likewise.
23153 (OPTION_MASK_ISA_SSE3_SET): Likewise.
23154 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
23155 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
23156 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
23157 (OPTION_MASK_ISA_SSE4_SET): Likewise.
23158 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
23159 (OPTION_MASK_ISA_SSE5_SET): Likewise.
23160 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
23161 (OPTION_MASK_ISA_MMX_UNSET): Updated.
23162 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
23163 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
23164 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
23165 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
23166 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
23167 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
23168 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
23169 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
23170 (OPTION_MASK_ISA_SSE4): Removed.
23171 (ix86_handle_option): Turn on bits in ix86_isa_flags and
23172 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
23173 (override_options): Don't turn on implied SSE/MMX bits in
23176 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
23178 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23181 2008-02-18 Joey Ye <joey.ye@intel.com>
23183 PR middle-end/34921
23184 * tree-nested.c (insert_field_into_struct): Set type alignment
23185 to field alignment if the former is less than the latter.
23187 2008-02-18 Jakub Jelinek <jakub@redhat.com>
23189 * BASE-VER: Set to 4.4.0.
23191 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23193 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
23194 * doc/cfg.texi: Likewise.
23195 * doc/extend.texi: Likewise.
23196 * doc/gty.texi: Likewise.
23197 * doc/invoke.texi: Likewise.
23198 * doc/loop.texi: Likewise.
23199 * doc/md.texi: Likewise.
23200 * doc/passes.texi: Likewise.
23201 * doc/rtl.texi: Likewise.
23202 * doc/sourcebuild.texi: Likewise.
23203 * doc/tm.texi: Likewise.
23204 * doc/tree-ssa.texi: Likewise.
23206 2008-02-17 Richard Guenther <rguenther@suse.de>
23208 PR middle-end/35227
23209 * tree-complex.c (init_parameter_lattice_values): Handle parameters
23210 without default definition.
23212 2008-02-17 Richard Guenther <rguenther@suse.de>
23214 PR tree-optimization/35231
23215 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
23218 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
23221 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23222 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23223 libgcc_cmp_return mode.
23225 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23228 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
23230 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
23232 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
23235 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23237 * doc/c-tree.texi: Use `@.' where appropriate.
23238 * doc/extend.texi: Likewise.
23239 * doc/install.texi: Likewise.
23240 * doc/invoke.texi: Likewise.
23241 * doc/loop.texi: Likewise.
23242 * doc/makefile.texi: Likewise.
23243 * doc/md.texi: Likewise.
23244 * doc/passes.texi: Likewise.
23245 * doc/standards.texi: Likewise.
23246 * doc/tm.texi: Likewise.
23248 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23250 PR middle-end/35196
23251 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
23253 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
23254 rather than in entry_bb.
23256 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23258 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
23259 libgcc_cmp_return mode.
23261 2008-02-15 Jakub Jelinek <jakub@redhat.com>
23263 PR middle-end/35130
23264 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
23265 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
23267 2008-02-15 Richard Guenther <rguenther@suse.de>
23268 Zdenek Dvorak <ook@ucw.cz>
23270 PR tree-optimization/35164
23271 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
23272 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
23273 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23274 Only propagate addresses which do not have abnormal SSA_NAMEs
23277 2008-02-15 Joseph Myers <joseph@codesourcery.com>
23280 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
23282 2008-02-15 Jan Hubicka <jh@suse.cz>
23284 PR middle-end/35149
23285 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
23287 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23289 PR middle-end/34621
23290 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
23291 when calculating alignment_pad.
23293 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
23295 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
23296 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
23297 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
23298 and STACK_BOUNDARY define.
23300 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
23302 PR preprocessor/35061
23303 * c-pragma.c (handle_pragma_pop_macro): Check that
23304 pushed_macro_table has been allocated.
23306 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
23308 PR middle-end/35136
23309 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
23310 (force_gimple_operand): Likewise.
23311 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
23312 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
23313 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
23314 (find_interesting_uses_address): Check addressability and alignment
23315 of the base expression only after substituting bases of IVs into it.
23317 2008-02-14 Michael Matz <matz@suse.de>
23320 * function.c (instantiate_virtual_regs_in_insn): Reload address
23321 before falling back to reloading the whole operand.
23323 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
23325 * config/s390/s390.c (s390_mainpool_start): Emit the pool
23326 before the first section switch note.
23328 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23330 * doc/bugreport.texi: Update copyright years.
23331 * doc/c-tree.texi: Likewise.
23332 * doc/cfg.texi: Likewise.
23333 * doc/cpp.texi: Likewise.
23334 * doc/cppinternals.texi: Likewise.
23335 * doc/fragments.texi: Likewise.
23336 * doc/frontends.texi: Likewise.
23337 * doc/gcc.texi: Likewise.
23338 * doc/gty.texi: Likewise.
23339 * doc/hostconfig.texi: Likewise.
23340 * doc/implement-c.texi: Likewise.
23341 * doc/libgcc.texi: Likewise.
23342 * doc/loop.texi: Likewise.
23343 * doc/makefile.texi: Likewise.
23344 * doc/options.texi: Likewise.
23345 * doc/passes.texi: Likewise.
23346 * doc/rtl.texi: Likewise.
23347 * doc/sourcebuild.texi: Likewise.
23348 * doc/standards.texi: Likewise.
23349 * doc/tree-ssa.texi: Likewise.
23350 * doc/trouble.texi: Likewise.
23352 * doc/extend.texi: Use @: or add comma where appropriate.
23353 * doc/invoke.texi: Likewise.
23354 * doc/tm.texi: Likewise.
23356 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23359 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23362 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23364 * doc/md.texi (clz, ctz): Add reference.
23365 * doc/rtl.texi (clz, ctz): Likewise.
23367 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23370 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23373 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23375 * config/s390/s390.c (struct constant_pool): New field
23376 emit_pool_after added.
23377 (s390_mainpool_start): Set the emit_pool_after flag according
23378 to the section switch notes.
23379 (s390_mainpool_finish): Consider emit_pool_after when emitting
23380 the literal pool at the end of the function.
23381 (s390_chunkify_start): Force literal pool splits at section
23384 2008-02-13 Michael Matz <matz@suse.de>
23387 * var-tracking.c (clobber_variable_part): Correctly traverse the
23390 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23393 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23394 Add -fdump-ipa-inline.
23395 * tree-dump.c (dump_files): Remove tree-inlined dump.
23396 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23398 2008-02-12 Richard Guenther <rguenther@suse.de>
23400 PR tree-optimization/35171
23401 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23404 2008-02-12 Richard Guenther <rguenther@suse.de>
23406 PR middle-end/35163
23407 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23408 value-preserving mode. Disallow final truncation.
23410 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23412 PR middle-end/35136
23413 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23414 code from here to...
23415 (force_gimple_operand): ...here.
23417 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23420 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23421 non-compatible pointers.
23422 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23423 different FIELD_DECLs, try harder by comparing field offsets, sizes
23426 PR inline-asm/35160
23427 * function.c (match_asm_constraints_1): Don't replace the same input
23430 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23432 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23433 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23434 (expand_epilogue): Restore RAMPZ register.
23435 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23437 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23439 * config/i386/cygwin.asm: (__alloca): Correct calling
23440 convention and alignment.
23441 (__chkstk): Force 8 byte stack alignment.
23443 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23444 Richard Guenther <rguenther@suse.de>
23446 PR tree-optimization/33992
23447 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23448 the zero we compare against.
23450 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23452 PR libfortran/35063
23453 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23454 to CloseHandle after unlocking to prevent accumulation of handle
23457 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23459 PR middle_end/34150
23460 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23461 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23462 and update LABEL_NUSES during and after reload.
23464 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23466 PR middle-end/34627
23467 * combine.c (simplify_if_then_else): Make sure the comparison is
23468 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23470 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23473 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23474 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23475 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23476 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23477 * tree.h (get_type_static_bounds): Likewise.
23479 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23481 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23482 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23483 Make -Wfoo language annotations match what the compiler outputs.
23485 2008-02-08 Sa Liu <saliu@de.ibm.com>
23487 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23488 intrinsics spu_convts, spu_convtu, spu_convtf.
23490 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23492 * doc/extend.texi (Function Attributes) <noinline>: Mention
23493 asm ("") as method to keep calls.
23495 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23498 * doc/options.texi (Options): Replace references to opts.sh with
23500 * opts-common.c: Likewise.
23501 * optc-gen.awk: Likewise.
23503 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23505 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23507 2008-02-07 Richard Henderson <rth@redhat.com>
23510 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23511 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23514 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23516 PR tree-optimization/35085
23517 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23518 for operand entry oe2 in addition to operand entry oe3 in order to
23519 expose more opportunities for vectorizer sum reduction.
23521 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23524 * Makefile.in (LIBS): Remove $(GMPLIBS).
23525 (cc1-dummy, cc1): Add $(GMPLIBS).
23527 2008-02-06 Jan Hubicka <jh@suse.cz>
23530 * i386.md (moddf_integer): Do not produce partial memory stalls for
23531 targets where it hurts.
23533 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23536 * optabs.c (expand_float): Do not check for decimal modes when
23537 expanding unsigned integer through signed conversion.
23539 2008-02-06 Nick Clifton <nickc@redhat.com>
23541 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23542 inside the clobber with a match_operand and duplicated operand
23543 number in the constraint.
23544 (ineqbranchsi): Delete redundant comment.
23546 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23548 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23549 builtin_define ("__USE_INIT_FINI__").
23550 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23552 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23554 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23556 PR documentation/30330
23557 * doc/invoke.texi (C++ Dialect Options)
23558 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23559 For each warning option -Wfoo that allows -Wno-foo, ensure both
23560 -Wfoo and -Wno-foo are listed in the option index. Fix index
23561 entry of -Wswitch-default, index -Wnormalized= including the
23562 `=', and -Wlarger-than-@var{len} including @var{len}.
23564 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23566 * config/i386/i386.md (floatunssisf2): Use
23567 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23568 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23569 Macroize expander using MODEF mode iterator.
23571 2008-02-05 Diego Novillo <dnovillo@google.com>
23573 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23576 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23578 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23581 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23583 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23586 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23587 to indicate if a message should be generated.
23588 (init_cumulative_args): Updated.
23589 (function_value_32): Likewise.
23591 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23593 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23595 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23598 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23599 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23601 2008-02-04 Diego Novillo <dnovillo@google.com>
23603 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23606 * tree-vrp.c (vrp_evaluate_conditional): With
23607 -Wtype-limits, emit a warning when comparing against a
23608 constant outside the natural range of OP0's type.
23610 2008-02-04 Richard Guenther <rguenther@suse.de>
23612 PR middle-end/33631
23613 * expr.c (count_type_elements): Give for unions instead of
23616 2008-02-04 Richard Guenther <rguenther@suse.de>
23618 PR middle-end/35043
23619 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23620 to TYPE_DOMAINs base type instead of using bitsizetype here.
23622 2008-02-03 Jason Merrill <jason@redhat.com>
23624 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23626 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23629 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23630 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23631 (RS/6000 and PowerPC Options): Fix typos and markup.
23632 * doc/passes.texi (Tree-SSA passes): Likewise.
23634 2008-02-02 Michael Matz <matz@suse.de>
23637 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23638 from record_last_reg_set_info.
23639 (record_last_reg_set_info): Take an RTX argument, iterate over all
23640 constituent hardregs.
23641 (record_last_set_info, record_opr_changes): Change calls to
23642 new signature or to record_last_reg_set_info_regno.
23644 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23646 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23648 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23650 PR rtl-optimization/34773
23651 * reg-notes.def (EQUAL): Mention significance of combination of
23652 REG_EQUAL and REG_RETVAL.
23653 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23654 insn that has a REG_RETVAL.
23656 2008-02-01 Roger Sayle <roger@eyesopen.com>
23659 * configure.ac (--enable-fixed-point): Disable unless explicitly
23661 * configure: Regenerate.
23663 2008-02-01 Richard Guenther <rguenther@suse.de>
23666 * invoke.texi (-finline-limit): Remove no longer true parts
23667 of the documentation. Note that there is no default value.
23669 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23670 Mark Mitchell <mark@codesourcery.com>
23671 Ben Elliston <bje@au.ibm.com>
23674 * doc/extend.texi (Other Builtins): Document.
23676 2008-01-31 Tom Browder <tom.browder@gmail.com>
23678 * doc/c-tree.texi (Types): Fix grammar.
23679 (Expression trees): Ditto.
23680 * doc/passes.texi (Tree-SSA passes): Ditto.
23682 * doc/configterms.texi (Configure Terms): Fix typo.
23683 * doc/cpp.texi (Common Predefined Macros): Ditto.
23684 * doc/md.texi (Machine Constraints): Ditto.
23686 * doc/makefile.texi (Makefile): Add comma.
23688 2008-01-31 Tom Browder <tom.browder@gmail.com>
23689 Gerald Pfeifer <gerald@pfeifer.com>
23691 * doc/sourcebuild.texi (Front End): Remove references to CVS
23692 and CVSROOT/modules.
23693 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23694 (Back End): Remove reference to CVS.
23696 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23699 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23701 (mips16_gp_pseudo_reg): ...here.
23702 * config/mips/mips.md (load_const_gp): Replace with...
23703 (load_const_gp_<mode>): ...this :P-based insn.
23705 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23707 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23708 options. Minor fixes.
23709 (-std): Move reference to standards closer to where language
23710 standards are first mentioned.
23712 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23714 PR rtl-optimization/34995
23715 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23716 parameter and return a bool. If the rtx parameter is nonnull,
23717 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23718 (find_reloads): Update call accordingly. Pass the new operand
23719 if it needed no address reloads, otherwise pass null.
23721 2008-01-30 Richard Henderson <rth@redhat.com>
23724 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23725 for unbounded arrays.
23727 2008-01-30 Silvius Rus <rus@google.com>
23729 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23731 2008-01-30 Jan Hubicka <jh@suse.cz>
23734 * i386.c (init_cumulative_args): Use real function declaration when
23737 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23739 PR rtl-optimization/34998
23740 * global.c (build_insn_chain): Treat non-subreg_lowpart
23741 SUBREGs of pseudos as clobbering all the words covered by the
23742 SUBREG, not just all the bytes.
23743 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23744 original df_ref rather than an extract parameter.
23745 (global_conflicts): Update call accordingly.
23747 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23749 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23750 the overflow check to make it easier to read.
23751 (__fixtfdi): Change the type of the ll member in union
23752 long_double to UDItype_x.
23754 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23756 PR middle-end/34969
23757 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23758 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23759 * tree-inline.c (fold_marked_statements): Call
23760 cgraph_update_edges_for_call_stmt if folding a call statement.
23761 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23762 debug_generic_stmt calls, reset it back afterwards.
23765 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23767 * c-typeck.c (build_external_ref): Don't pedwarn about
23768 static vars in current function's scope.
23770 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23772 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23774 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23777 * ipa-struct-reorg.c: Fix spelling.
23778 * params.def: Ditto.
23780 2008-01-29 Richard Guenther <rguenther@suse.de>
23782 PR middle-end/35006
23783 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23785 * tree-inline.c (remap_type): Increment remapping_type_depth
23786 around remapping types.
23787 (copy_body_r): Only add referenced variables if they are referenced
23788 from code, not types.
23790 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23801 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23802 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23804 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23807 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23808 pointer for tiny stack.
23810 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23812 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23814 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23816 * config/vx-common.h: Fix typo in comment.
23818 2008-01-28 Ian Lance Taylor <iant@google.com>
23822 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23823 coalesce pointers if they have different DECL_NO_TBAA_P values.
23824 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23825 between variables with different DECL_NO_TBAA_P values.
23827 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23830 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23831 are not legitimate small data references on SPE targets.
23833 2008-01-28 David Daney <ddaney@avtrex.com>
23835 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23837 2008-01-28 David Daney <ddaney@avtrex.com>
23839 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23841 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23843 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23844 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23845 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23846 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23847 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23848 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23849 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23850 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23852 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23854 * basic-block.h (condjump_equiv_p): Fix comment.
23856 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23858 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23859 print_generic_stmt_indented): Fix comment.
23861 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23863 * configure.ac (__stack_chk_fail): Add detecion for availability
23864 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23865 * configure: Regenerate.
23867 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23869 PR middle-end/34688
23870 * final.c (output_addr_const): Handle TRUNCATE.
23872 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23875 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23876 (zero_cost, infinite_cost): New constants.
23877 (struct cost_pair): Change type of cost to comp_cost.
23878 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23879 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23881 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23882 split_address_cost, ptr_difference_cost, difference_cost,
23883 get_computation_cost_at, get_computation_cost,
23884 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23885 determine_use_iv_cost_condition, determine_use_iv_costs,
23886 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23887 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23888 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23889 Change type of cost to comp_cost.
23890 (determine_iv_cost): Increase cost of non-original ivs, instead
23891 of decreasing the cost of original ones.
23892 (get_address_cost): Indicate the complexity of the addressing mode
23894 (try_add_cand_for): Prefer using ivs not specific to some object.
23895 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23897 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23898 Janis Johnson <janis187@us.ibm.com>
23901 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23902 (TARGET_INSTANTIATE_DECLS): Likewise.
23903 * target.h (expand_to_rtl_hook): New target hook.
23904 (instantiate_decls): Likewise.
23905 * function.c (instantiate_decl): Make non-static. Rename to...
23906 (instantiate_decl_rtl): ... this.
23907 (instantiate_expr): Use instantiate_decl_rtl.
23908 (instantiate_decls_1): Likewise.
23909 (instantiate_decls): Likewise.
23910 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23911 * function.h (instantiate_decl_rtl): Add prototype.
23912 * cfgexpand.c (target.h): New include.
23913 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23914 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23915 (TARGET_INSTANTIATE_DECLS): Likewise.
23916 (TARGET_INITIALIZER): New target hooks added.
23917 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23919 * config/rs6000/rs6000.c (tree-flow.h): New include.
23920 (machine_function): Add sdmode_stack_slot field.
23921 (rs6000_alloc_sdmode_stack_slot): New function.
23922 (rs6000_instantiate_decls): Likewise.
23923 (rs6000_secondary_memory_needed_rtx): Likewise.
23924 (rs6000_check_sdmode): Likewise.
23925 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23926 (TARGET_INSTANTIATE_DECLS): Likewise.
23927 (rs6000_hard_regno_mode_ok): Allow SDmode.
23928 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23929 (rs6000_emit_move): Handle SDmode.
23930 (function_arg_advance): Likewise.
23931 (function_arg): Likewise.
23932 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23933 SDmode var args for 32-bit compiles.
23934 (rs6000_secondary_reload_class): Handle SDmode.
23935 (rs6000_output_function_epilogue): Likewise.
23936 (rs6000_function_value): Simplify if statement.
23937 (rs6000_libcall_value): Likewise.
23938 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23939 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23940 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23941 (movsd_hardfloat): New define_insn.
23942 (movsd_softfloat): Likewise.
23943 (movsd_store): Likewise.
23944 (movsd_load): Likewise.
23945 (extendsddd2): Likewise.
23946 (extendsdtd2): Likewise.
23947 (truncddsd2): Likewise.
23948 (movdd_hardfloat64): Fixup comment.
23949 (UNSPEC_MOVSD_LOAD): New constant.
23950 (UNSPEC_MOVSD_STORE): Likewise.
23952 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23955 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23957 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23958 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23959 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23960 and TRUTH_XOR_EXPR.
23962 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23965 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23966 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23967 __LONGDOUBLE128 too.
23968 * config/rs6000/aix61.h: New file.
23970 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23972 PR rtl-optimization/34959
23973 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23974 popcount and parity rtxes the same mode as their operand.
23975 Truncate or extend the result to the return value's mode
23978 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23981 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23982 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23983 to GOT_VERSION_REGNUM.
23984 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23985 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23986 * config/mips/mips.c (mips_emit_call_insn): New function.
23987 (mips_call_tls_get_addr): Call mips_expand_call directly.
23988 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23990 (mips16_build_call_stub): Likewise. Return the call insn or null.
23991 (mips_expand_call): Update the call to mips16_build_call_stub
23992 accordingly and a remove redundant condition. Assert that MIPS16
23993 stubs do not use lazy binding. Use mips_emit_call_insn and return
23995 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23997 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23998 (mips_avoid_hazard): Remove hazard_set handling.
23999 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24000 (UNSPEC_RESTORE_GP): ...this.
24001 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24002 (FAKE_CALL_REGNO): Rename to...
24003 (GOT_VERSION_REGNUM): ...this.
24004 (type): Add "ghost" value. Add an associated insn reservation.
24005 (hazard_set): Remove.
24006 (exception_receiver): Rename to...
24007 (restore_gp): ...this and update the unspec identifier accordingly.
24008 (exception_receiver, nonlocal_got_receiver): New expanders.
24009 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24010 FAKE_CALL_REGNO. Remove hazard_set attribute.
24011 (set_got_version, update_got_version): New patterns.
24013 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24016 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24018 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24021 * doc/install.texi2html: Generate gcc-vers.texi.
24023 2008-01-25 DJ Delorie <dj@redhat.com>
24025 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24027 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24029 * config/c4x: Remove directory.
24030 * config.gcc (crx-*, mt-*): Mark obsolete.
24031 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24032 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24033 sh-*-rtemscoff*): Remove cases.
24034 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24035 * real.c (encode_c4x_single, decode_c4x_single,
24036 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24037 c4x_extended_format): Remove.
24038 * real.h (c4x_single_format, c4x_extended_format): Remove.
24039 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24041 (Pragmas): Remove comment about c4x pragmas.
24042 * doc/install.texi (c4x): Remove target-specific instructions.
24043 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24044 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24045 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24046 refer to C4x source files as examples.
24047 (C4X_FLOAT_FORMAT): Remove documentation.
24049 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
24051 * config/bfin/bfin.c (override_options): Reorder tests so that
24052 flag_pic gets enabled for -msep-data.
24054 2008-01-25 Richard Guenther <rguenther@suse.de>
24056 PR middle-end/32244
24057 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
24058 to its bitfield precision if required.
24060 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24062 PR middle-end/33880
24063 * tree-nested.c (walk_omp_for): New function.
24064 (convert_nonlocal_reference, convert_local_reference): Call
24065 walk_omp_for on OMP_FOR.
24066 (convert_call_expr): Call walk_body on OMP_FOR's
24067 OMP_FOR_PRE_INIT_BODY.
24069 2008-01-25 Richard Guenther <rguenther@suse.de>
24071 PR tree-optimization/34966
24072 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
24073 default defs and PHI_NODEs we have to insert after the
24074 defining statement.
24076 2008-01-24 Nick Clifton <nickc@redhat.com>
24078 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
24079 Provide a default definition.
24080 (LIBGCC2_UNITS_PER_WORD): Likewise.
24082 * config/stormy16/stormy16.c: Include df.h for the prototype
24083 for df_regs_ever_live_p.
24084 (xstormy16_expand_builtin_va_start): Convert the stack offset
24085 into a component_ref and then use POINTER_PLUS_EXPR to add it
24086 to the incoming_virtual_args_rtx.
24087 (xstormy16_gimplify_va_arg_expr): Rename to
24088 xstormy16_gimplify_va_arg_expr.
24089 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
24090 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
24091 xstormy16_gimplify_va_arg_expr.
24092 Fix up some formatting issues.
24094 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
24095 Move to predicates.md.
24096 (xs_hi_general_operand): Likewise.
24097 (xs_hi_nonmemory_operand): Likewise.
24098 * config/stormy16/predicates.md:
24099 (xstormy16_carry_plus_operand): New predicate.
24100 (xs_hi_general_operand): New predicate.
24101 (xs_hi_nonmemory_operand): New predicate.
24102 * config/stormy16/stormy16-protos.h:
24103 (xstormy16_carry_plus_operand): Delete prototype.
24104 (xs_hi_general_operand): Likewise.
24105 (xs_hi_nonmemory_operand): Likewise.
24107 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
24108 modifiers as they are no longer needed and they can trigger
24109 reload spill failures.
24111 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
24112 with a match_operand in order to help reload.
24114 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
24115 constraint with 'e' for the 8th alternative as this version of
24116 the mov.w instruction only accepts the lower 8 registers.
24118 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
24121 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
24122 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
24125 2008-01-25 Jakub Jelinek <jakub@redhat.com>
24127 PR middle-end/33333
24128 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
24130 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24132 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
24134 (remove_structure): Update allocations list before removing structure.
24136 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
24138 * ipa-struct-reorg.c (is_safe_cond_expr,
24139 create_new_stmts_for_cond_expr): Use integer_zerop function,
24140 that recognize not only zero-pointer, but zero-integer too.
24142 2008-01-25 Ben Elliston <bje@au.ibm.com>
24145 * fixproto: Escape "." in sed expression that strips leading "./".
24147 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
24150 * gcc.c (SWITCH_OK): Removed.
24151 (SWITCH_LIVE): Changed to bit.
24152 (SWITCH_FALSE): Likewise.
24153 (SWITCH_IGNORE): Likewise.
24154 (switchstr): Change live_cond to unsigned int.
24155 (process_command): Replace SWITCH_OK with 0.
24156 (do_self_spec): Likewise.
24157 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
24158 (give_switch): Likewise.
24159 (used_arg): Likewise.
24160 (do_spec_1): Set the SWITCH_IGNORE bit.
24161 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
24162 bits. Set the SWITCH_LIVE bit.
24164 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24166 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
24168 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
24170 PR tree-optimization/34472
24171 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
24172 parameter to a "bool *" and set *DATA to false if there is
24173 an unsafe access. Do not delete the structure here.
24174 (check_cond_exprs): Delete it here instead.
24175 (check_cond_exprs, exclude_cold_structs): Do not increase
24176 I when removing a structure.
24178 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
24181 * config/i386/i386.c (ix86_expand_vector_init): Consider only
24182 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
24184 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
24186 PR middle-end/34934
24187 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
24188 a fixed vector for stack.
24190 2008-01-24 Ben Elliston <bje@au.ibm.com>
24193 * doc/gcc.texi (Software development): Add a direntry for g++.
24195 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
24197 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
24198 stale and straggling -fforce-addr comments above.
24200 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
24202 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
24203 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
24205 2008-01-23 Michael Matz <matz@suse.de>
24208 * dwarf2out.c (force_type_die): Use modified_type_die instead of
24211 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
24213 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
24214 malloc result type.
24216 2008-01-23 Anatoly Sokolov <aesok@post.ru>
24218 * config/avr/avr.c (avr_current_arch): New variable.
24219 (avr_arch_types): Add 'avr31' and 'avr51' entries.
24220 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
24221 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
24222 (avr_override_options): Init 'avr_current_arch'.
24223 (base_arch_s): Move from here...
24224 * config/avr/avr.h (base_arch_s): ... here. Add new members
24225 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
24226 'mega' to 'have_jmp_call'.
24227 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
24228 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
24230 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
24232 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
24233 MULTILIB_MATCHES): Ditto.
24235 2008-01-23 Richard Guenther <rguenther@suse.de>
24237 PR middle-end/31529
24238 * cgraphunit.c (cgraph_reset_node): Always mark the node
24239 not reachable if it is not queued already.
24241 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
24243 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
24244 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
24245 (cputype_selected): New static variable.
24246 (bfin_handle_option): Set it if -mcpu is used.
24247 (override_option): Select default set of workarounds if no cpu type
24248 selected on the command line.
24249 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
24251 From Michael Frysinger <michael.frysinger@analog.com>
24252 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
24253 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
24255 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
24256 for bf547, bf523, bf524, and bf526.
24257 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
24259 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
24260 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
24261 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
24262 __ADSPBF547__ and __ADSPBF54x__ for bf547.
24263 * doc/invoke.texi (Blackfin Options): Document that
24264 -mcpu now accept bf547, bf523, bf524, and bf526.
24266 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
24268 PR rtl-optimization/34628
24269 * combine.c (try_combine): Stop and undo after the first combination
24270 if an autoincrement side-effect on the first insn has effectively
24273 2008-01-22 David Edelsohn <edelsohn@gnu.org>
24276 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
24277 Offset addresses are not valid for Altivec or paired float modes.
24279 2008-01-22 Jakub Jelinek <jakub@redhat.com>
24282 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
24283 if DECL_INITIAL (decl) is error_mark_node.
24286 * c-common.c (handle_vector_size_attribute): Only allow
24287 integral, scalar float and fixed point types. Handle OFFSET_TYPE
24288 the same way as pointer, array etc. types.
24289 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
24292 * tree.c (build_type_attribute_qual_variant): Call
24293 build_qualified_type if attributes are equal, but quals are not.
24295 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24298 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
24299 * flags.h (warn_strict_aliasing): Remove.
24300 (warn_strict_overflow): Remove.
24301 * opts.c (warn_strict_aliasing): Remove.
24302 (warn_strict_overflow): Remove.
24303 * c-opts.c (c_common_handle_option): -Wall only sets
24304 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
24305 (c_common_post_options): Give default values to -Wstrict-aliasing
24306 and -Wstrict-overflow if they are uninitialized.
24307 * common.opt (Wstrict-aliasing): Specify Var and Init.
24308 (Wstrict-overflow): Likewise.
24310 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
24312 PR rtl-optimization/26854
24313 PR rtl-optimization/34400
24314 PR rtl-optimization/34884
24315 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
24317 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
24318 (df_rd_bb_info.expanded_lr_out): Deleted
24319 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
24320 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
24321 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24322 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24323 Removed code to allocate, initialize or free expanded_lr_out.
24324 (df_rd_bb_local_compute_process_def): Restructured to make more
24326 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
24327 sets if the sets are being trimmed.
24329 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24332 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24333 (as_vers): Likewise.
24334 * configure: Regenerated.
24336 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24338 PR middle-end/33092
24339 * tree-pass.h (pass_build_alias): New pass.
24340 * tree-ssa-alias.c (gate_build_alias): New.
24341 (pass_build_alias): New.
24342 * passes.c (init_optimization_passes): Add pass_build_alias after
24343 pass_create_structure_vars.
24345 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24347 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24348 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24349 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24350 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24351 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24352 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24353 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24354 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24355 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24356 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24357 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24358 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24359 * config/s390/s390.md (FP_ALL): New mode iterator.
24360 (_d): New mode attribute.
24361 ("*signbit<mode>2>"): Changed mode of first operand.
24362 ("isinf<mode>2"): Changed mode of first operand.
24363 ("*TDC_insn"): Adaptation for DFP modes.
24365 2008-01-22 Ben Elliston <bje@au.ibm.com>
24367 * tree.c (check_qualified_type): Improve function description.
24369 2008-01-21 Jason Merrill <jason@redhat.com>
24372 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24373 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24376 2008-01-21 DJ Delorie <dj@redhat.com>
24378 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24381 2008-01-21 Richard Guenther <rguenther@suse.de>
24383 PR middle-end/34856
24384 * tree-cfg.c (verify_expr): Allow all invariant expressions
24385 instead of just constant class ones as reference argument.
24386 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24387 like any other constant.
24388 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24390 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24392 * regmove.c (fixup_match_1): Update call crossed frequencies.
24394 2008-01-21 Richard Guenther <rguenther@suse.de>
24397 * tree-inline.c (setup_one_parameter): Deal with mismatched
24398 types using a VIEW_CONVERT_EXPR.
24400 2008-01-21 Alon Dayan <alond@il.ibm.com>
24401 Olga Golovanevsky <olga@il.ibm.com>
24403 PR tree-optimization/34701
24404 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24405 when the structure size is not a power of 2.
24407 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24409 * doc/install.texi: Add doc for --enable-checking=df.
24411 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24413 PR rtl-optimization/34808
24414 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24416 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24418 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24421 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24423 PR rtl-optimization/26854
24424 PR rtl-optimization/34400
24425 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24427 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24428 (df_rd_bb_info.expanded_lr_out): New.
24429 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24430 * loop_iv.c (iv_analysis_loop_init): Ditto.
24431 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24432 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24433 Added code to allocate, initialize or free expanded_lr_out.
24434 (df_rd_bb_local_compute_process_def): Restructured to make
24435 more understandable.
24436 (df_rd_confluence_n): Add code to do nothing with fake edges and
24437 code to no apply invalidate_by_call sets if the sets are being trimmed.
24438 (df_lr_local_finalize): Renamed to df_lr_finalize.
24439 (df_live_local_finalize): Renamed to df_live_finalize.
24441 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24444 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24445 deciding whether to use reciprocal instructions.
24447 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24449 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24450 dwarf2out_note_section_used if cold_text_section is NULL.
24452 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24454 PR gcov-profile/34610
24455 * tree-cfg.c (make_edges): Mark both outgoing edges from
24456 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24457 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24458 from OMP_FOR and OMP_CONTINUE outgoing edges.
24460 * tree-profile.c (tree_profiling): Return early if
24461 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24463 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24464 from cfun to child_cfun.
24465 * function.h (struct function): Add after_tree_profile bit.
24467 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24469 * config/avr/avr.S (_exit): Disable interrupt.
24471 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24472 Steven Bosscher <stevenb.gcc@gmail.com>
24474 PR rtl-optimization/26854
24475 PR rtl-optimization/34400
24476 * df-problems.c (df_live_scratch): New scratch bitmap.
24477 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24478 (df_live_reset): Clear the proper bitmaps.
24479 (df_live_bb_local_compute): Only process the artificial defs once
24480 since the order is not important.
24481 (df_live_init): Init the df_live sets only with the variables
24482 found live by df_lr.
24483 (df_live_transfer_function): Use the df_lr sets to prune the
24484 df_live sets as they are being computed.
24485 (df_live_free): Free df_live_scratch.
24487 2008-01-18 Ian Lance Taylor <iant@google.com>
24489 * common.opt: Add fmerge-debug-strings.
24490 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24491 flag_merge_debug_strings rather than flag_merge_constants.
24492 * doc/invoke.texi (Option Summary): Mention
24493 -fmerge-debug-strings.
24494 (Debugging Options): Document -fmerge-debug-strings.
24496 2008-01-18 Ian Lance Taylor <iant@google.com>
24499 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24500 (struct tree_function_decl): Add new field operator_new_flag.
24501 * tree-inline.c (expand_call_inline): When inlining a call to
24502 operator new, force the return value to go into a variable, and
24503 set DECL_NO_TBAA_P on that variable.
24504 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24506 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24509 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24510 DWARF2_DEBUGGING_INFO.
24511 (dwarf2out_note_section_used): Ditto. Add prototype.
24512 (have_multiple_function_sections, text_section_used,
24513 cold_text_section_used, *cold_text_sections): Move declarations
24516 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24518 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24519 field and add signal_ra.
24520 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24521 assignments to frame state pc. Move end of stack check after
24522 MD_FALLBACK_FRAME_STATE_FOR.
24523 (uw_update_context_1): Use frame state signal_regs if set, instead
24524 of checking signal_frame flag.
24525 (uw_update_context): Use frame state signal_ra if set.
24526 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24527 * config/xtensa/linux-unwind.h: New file.
24529 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24531 * modulo-sched.c (get_sched_window): Fix comment typo.
24533 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24535 PR tree-optimization/34648
24536 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24538 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24540 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24541 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24543 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24545 PR rtl-optimization/34400
24546 * df-core.c (df_worklist_dataflow_overeager,
24547 df_worklist_dataflow_doublequeue): New functions.
24548 (df_worklist_dataflow): Two different worklist solvers.
24549 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24552 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24555 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24556 and ftree-parallelize-loops.
24558 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24560 PR rtl-optimization/34826
24561 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24563 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24565 * global.c (find_reg): Mark the eh regs as used if necessary.
24566 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24567 * ra.h (struct allocno): no_eh_reg field added. Changed
24568 no_stack_reg type to bitfield.
24570 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24572 * tree.c (substitute_in_expr): Add missing 'break'.
24574 2008-01-17 Richard Guenther <rguenther@suse.de>
24576 PR tree-optimization/34825
24577 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24578 x / x as division to handle.
24580 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24582 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24583 "-pthread" is specified.
24584 * pa-hpux11.h (LIB_SPEC): Likewise.
24586 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24587 Peter Bergner <bergner@vnet.ibm.com>
24589 PR rtl-optimization/33796
24590 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24592 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24594 PR libgfortran/34699
24595 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24597 * pa-hpux10.h (LINK_SPEC): Likewise.
24598 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24600 2008-01-16 Richard Guenther <rguenther@suse.de>
24602 PR middle-end/32628
24603 * fold-const.c (fold_convert_const_int_from_int): Do not
24604 set overflow if that occured only because of a sign extension
24605 change when converting from/to a sizetype with the same
24606 precision and signedness.
24608 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24611 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24612 location address to the correct place. Update copyright year.
24614 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24616 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24617 no dependences in the dependence_relations vector.
24619 2008-01-16 Jan Hubicka <jh@suse.cz>
24621 PR rtl-optimization/31396
24622 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24623 * cfg.c (dump_reg_info): Print it.
24624 * regs.h (struct reg_info_t): add freq_calls_crossed.
24625 (REG_FREQ_CALLS_CROSSED): New macro.
24626 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24627 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24628 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24629 regmove_optimize): Update call crossed frequencies.
24630 * local-alloc.c (struct qty): Add freq_calls_crossed.
24631 (alloc_qty): Copute freq_calls_crossed.
24632 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24633 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24634 * ra.h (struct allocno): Add freq_calls_crossed.
24636 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24638 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24639 libgomp when compiling with ftree-parallelize-loops.
24640 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24642 2008-01-16 Richard Guenther <rguenther@suse.de>
24644 PR tree-optimization/34769
24645 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24646 * tree.c (int_cst_value): Instead make this function more
24647 permissive in what it accepts as valid input. Document this
24648 function always sign-extends the value.
24650 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24651 Richard Guenther <rguenther@suse.de>
24654 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24655 (gimple_fold_indirect_ref_rhs): ... this.
24656 (gimple_fold_indirect_ref): New function with foldings
24657 that preserve lvalueness.
24658 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24659 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24660 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24661 to fold an INDIRECT_REF, fall back to the old use of
24662 fold_indirect_ref_1.
24664 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24666 * tree-data-ref.c (subscript_dependence_tester_1): Call
24667 free_conflict_function.
24668 (compute_self_dependence): Same.
24670 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24673 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24674 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24676 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24677 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24678 for DWARF2_UNWIND_INFO targets.
24680 2008-01-16 Richard Guenther <rguenther@suse.de>
24683 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24684 type qualifiers for function types.
24686 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24688 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24689 loop_iterator li from previous commit.
24691 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24693 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24695 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24697 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24698 (parallelize_loops): Don't parallelize irreducible components.
24700 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24703 * c-opts (c_common_post_options): Do not enable CPP
24704 flag_pedantic_errors by default.
24706 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24708 PR rtl-optimization/31944
24709 * cse.c (remove_pseudo_from_table): New function.
24710 (merge_equiv_classes): Use above function to remove pseudo-registers.
24711 (invalidate): Likewise.
24713 2008-01-13 Richard Guenther <rguenther@suse.de>
24715 PR middle-end/34601
24716 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24717 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24719 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24721 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24722 validate_change to unshare the source of the PC set.
24724 2008-01-12 Jan Hubicka <jh@suse.cz>
24726 PR middle-end/32135
24727 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24728 references above array bounds. This might trigger bounds checks for
24729 pointers to arrays.
24731 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24733 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24734 new_replaceable_dependencies.
24736 2008-01-12 Doug Kwan <dougkwan@google.com>
24738 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24739 instead of OPT_Wreturn_type in warning due to ignored return type
24741 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24742 options included in -Wextra.
24743 * c.opt: New option -Wignored_qualifiers.
24744 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24745 -Wignore_qualifiers.
24746 (-Wignored-qualifiers): Document.
24747 (-Wreturn-type): Remove description of functionality now handled
24748 by -Wignored-qualifiers.
24750 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24753 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24754 NOP_EXPR if it is between integral types with the same precision.
24756 2008-01-12 Jan Hubicka <jh@suse.cz>
24759 * invoke.texi (max-inline-recursive-depth): Fix default value.
24761 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24763 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24766 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24768 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24770 2008-01-11 James E. Wilson <wilson@specifix.com>
24773 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24775 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24777 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24778 save/restore frame pointer register and don't use 'call-prologues'
24779 optimization in function with "OS_task" attribute.
24781 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24783 PR middle-end/31309
24784 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24785 when copying to memory.
24787 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24789 PR rtl-optimization/30905
24790 * cfgcleanup.c: Include dce.h
24791 (crossjumps_occured): New global variable.
24792 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24793 If something changed, set crossjumps_occured to true.
24794 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24795 Don't add/remove fake edges to exit here...
24796 (cleanup_cfg): ...but do it here, when crossjumping.
24797 Run a fast DCE when successful crossjumps occured in the latest
24798 iteration of try_optimize_cfg.
24800 2008-01-11 Richard Guenther <rguenther@suse.de>
24802 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24803 (struct vn_unary_op_s): Likewise.
24804 (vn_reference_insert): Free old reference on hash collision.
24806 2008-01-10 Raksit Ashok <raksit@google.com>
24808 PR rtl-optimization/27971
24809 * combine.c (find_split_point): Split PLUS expressions which are
24810 inside a MEM rtx, and whose first operand is complex.
24812 2008-01-10 DJ Delorie <dj@redhat.com>
24814 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24815 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24816 (m32c_hard_regno_ok): Call the underlying function.
24818 2008-01-10 Richard Guenther <rguenther@suse.de>
24820 PR middle-end/34683
24821 * tree-cfg.c (tree_merge_blocks): Do not go through the
24822 full-blown folding and stmt updating path if we just deal
24823 with virtual operands.
24824 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24825 test for abnormal SSA_NAMEs.
24827 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24829 PR middle-end/34641
24830 * reload.c (push_reload): Add assertions. All constants from
24831 reg_equiv_constant should have been used for replacing the respective
24833 (find_reloads_address): Invoke find_reloads_address_part for
24834 constant taken from the reg_equiv_constant array.
24836 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24838 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24839 field (valnum) the first in the struct. Replace bools with
24842 2008-01-10 Richard Guenther <rguenther@suse.de>
24844 PR tree-optimization/34651
24845 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24846 types and ordering for masking and converting.
24848 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24850 PR tree-optimization/34017
24851 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24852 also for PHI_NODE expressions.
24854 2008-01-09 Jan Hubicka <jh@suse.cz>
24856 PR tree-optimization/34708
24857 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24858 based on number of case labels.
24859 (init_inline_once): Remove switch_cost.
24860 * tree-inline.h (eni_weights_d): Remove switch_cost.
24862 2008-01-09 Richard Guenther <rguenther@suse.de>
24863 Andrew Pinski <andrew_pinski@playstation.sony.com>
24865 PR middle-end/30132
24866 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24867 temporary if an rvalue is ok or an lvalue is not required.
24869 2008-01-09 Richard Guenther <rguenther@suse.de>
24871 PR middle-end/34458
24872 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24873 adjust return type.
24875 2008-01-09 Richard Guenther <rguenther@suse.de>
24877 PR middle-end/34679
24878 * tree.c (host_integerp): Check for sizetype only if the
24879 type is an integer type.
24881 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24884 * opts.c (decode_options): Disable inlining of functions called
24885 once if not in unit-at-a-time mode.
24887 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24889 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24891 2008-01-08 Richard Guenther <rguenther@suse.de>
24893 PR middle-end/31863
24894 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24895 out early if the result will be unused.
24897 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24902 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24903 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24906 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24908 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24909 for vectorization tuned.
24911 2008-01-08 Richard Guenther <rguenther@suse.de>
24913 PR tree-optimization/34683
24914 * tree-ssa-operands.c (operand_build_cmp): Export.
24915 * tree-ssa-operands.h (operand_build_cmp): Declare.
24916 * tree-vn.c (vuses_compare): Remove.
24917 (sort_vuses): Use operand_build_cmp.
24918 (sort_vuses_heap): Likewise.
24919 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24920 to re-use old VEC if available. Do not sort already sorted VUSEs.
24921 (vdefs_to_vec): Do not sort already sorted VDEFs.
24923 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24925 PR middle-end/34694
24926 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24928 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24931 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24932 limitations of reciprocal sequences on x86 targets.
24934 2008-01-08 Richard Guenther <rguenther@suse.de>
24936 PR tree-optimization/34683
24937 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24939 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24942 * config/darwin.c (darwin_mergeable_string_section): Don't use
24943 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24945 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24948 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24949 negxf2. Macroize expander using X87MODEF mode iterator. Change
24950 predicates of op0 and op1 to register_operand.
24951 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24952 expander using X87MODEF mode iterator. Change predicates of
24953 op0 and op1 to register_operand.
24954 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24955 corresponding patterns and macroize using MODEF macro. Change
24956 predicates of op0 and op1 to register_operand and remove
24957 "m" constraint. Disparage "r" alternative with "!".
24958 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24959 macroize using X87MODEF macro. Change predicates of op0 and op1
24960 to register_operand and remove "m" constraint. Disparage "r"
24961 alternative with "!".
24962 (absneg splitter with memory operands): Remove.
24963 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24964 patterns and macroize using X87MODEF mode iterator.
24965 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24966 Change predicate of op1 to register_operand.
24967 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24968 for memory operands.
24970 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24972 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24974 2008-01-07 Richard Guenther <rguenther@suse.de>
24976 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24979 2008-01-07 Richard Guenther <rguenther@suse.de>
24981 PR tree-optimization/34683
24982 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24983 VOPs of the needed size to save memory. Use VEC_quick_push
24984 to save compile-time.
24985 (vdefs_to_vec): Likewise.
24987 2008-01-07 Sa Liu <saliu@de.ibm.com>
24989 * config/spu/spu.md (divdf3): Genetate inline code for double
24990 division. The implementation doesn't handle INF or NAN, therefore it
24991 only applies when -ffinite-math-only is given.
24993 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24996 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24997 * doc/cpp.texi ([Common Predefined Macros]): Document.
24999 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25001 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25002 order to use commutative addition instead of subtraction.
25004 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25005 Mircea Namolaru <namolaru@il.ibm.com>
25006 Vladimir Yanovsky <yanov@il.ibm.com>
25007 Revital Eres <eres@il.ibm.com>
25009 PR tree-optimization/34263
25010 * tree-outof-ssa.c (process_single_block_loop_latch,
25011 contains_tree_r): New functions.
25012 (analyze_edges_for_bb): Call process_single_block_loop_latch
25013 function to empty single-basic-block latch block if possible.
25015 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25017 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25019 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25021 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25023 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25025 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25027 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25029 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25031 PR tree-optimization/34618
25032 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25035 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25038 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25039 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25040 Update copyright year.
25042 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25043 Update copyright year.
25044 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25047 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
25049 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
25050 edge does not point to current bb before changing need_assert.
25052 2008-01-04 Richard Guenther <rguenther@suse.de>
25054 PR middle-end/34029
25055 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
25056 for verifying purposes if they are is_gimple_min_invariant.
25058 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
25060 PR tree-optimization/34448
25061 PR tree-optimization/34465
25062 * gimplify.c (gimplify_init_constructor): Add new parameter
25063 notify_temp_creation. Use it.
25064 (gimplify_modify_expr_rhs): Take volatiles into account when
25065 optimizing constructors.
25066 Do not optimize constructors if gimplify_init_constructor will dump to
25068 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
25069 * gcc.c-torture/compile/pr34448.c: New.
25071 2008-01-04 Jakub Jelinek <jakub@redhat.com>
25073 PR gcov-profile/34609
25074 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
25075 return_slot if result is TREE_ADDRESSABLE.
25077 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
25079 * config/mips/mips.md (sqrt_condition): Tweak comment.
25080 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
25082 2008-01-03 Tom Tromey <tromey@redhat.com>
25085 * c-common.c (c_type_hash): Handle VLAs.
25087 2008-01-03 Jan Hubicka <jh@suse.cz>
25089 PR tree-optimization/31081
25090 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
25091 0 when inlining and not inlining to first basic block.
25092 (remap_decl): When var is initialized to 0, don't set default_def.
25093 (expand_call_inline): Set entry_bb.
25094 * tree-inline.h (copy_body_data): Add entry_bb.
25096 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25099 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
25102 PR tree-optimization/29484
25103 * tree-inline.c (inline_forbidden_p_2): New function.
25104 (inline_forbidden_p): Disallow inlining if some static var
25105 has an address of a local LABEL_DECL in its initializer.
25106 * doc/extend.texi (Labels as Values): Document &&foo behaviour
25109 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
25111 PR tree-optimization/34635
25112 * tree-data-ref.c (add_other_self_distances): Make sure that the
25113 evolution step is constant.
25115 2008-01-03 Jakub Jelinek <jakub@redhat.com>
25117 PR middle-end/34608
25118 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
25120 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
25122 * tree-sra.c (scalarize_init): Insert the generate_element_init
25123 statements after the generate_element_zero statements.
25125 2008-01-02 Richard Guenther <rguenther@suse.de>
25127 PR middle-end/34093
25128 PR middle-end/31976
25129 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
25130 for very large number of operands instead of ICEing.
25132 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
25135 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
25136 while stack probing.
25138 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
25140 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
25143 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
25145 PR libmudflap/26442
25146 * tree-mudflap.c (mx_register_decls): Guard warning by
25147 !DECL_ARTIFICIAL check.
25149 2008-01-01 Jakub Jelinek <jakub@redhat.com>
25151 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
25152 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
25153 sse5_perm<mode>): Fix constraints.