1 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4 * config/spu/spu.c (spu_builtin_splats): Do not generate
5 invalid CONST_VECTOR expressions.
6 (spu_expand_vector_init): Likewise.
8 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
10 * optabs.c (libfunc_decls): New variable.
11 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
13 for the same function twice.
15 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
17 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
18 ix86_expand_binary_operator directly.
19 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
23 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
24 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
25 using only one splitter. Conditionaly execute splitter before or
27 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
28 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
29 Use only one alternative in asm template.
30 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
32 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
33 "J" operand constraint for operand 2.
34 (*ashldi3_cconly_rex64): Ditto.
35 (*ashrdi3_cmp_rex64): Ditto.
36 (*ashrdi3_cconly_rex64): Ditto.
37 (*lshrdi3_cmp_rex64): Ditto.
38 (*lshrdi3_cconly_rex64): Ditto.
39 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
40 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
41 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
44 2008-06-27 Jakub Jelinek <jakub@redhat.com>
46 * gimplify.c (omp_is_private): Don't return true if decl
47 is not already private on #pragma omp for or #pragma omp parallel for.
50 * tree-cfg.c (struct move_stmt_d): Replace block field with
51 orig_block and new_block fields.
52 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
53 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
54 (move_block_to_fn): Replace vars_map and new_label_map arguments
55 with struct move_stmt_d pointer.
56 (replace_block_vars_by_duplicates): New function.
57 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
58 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
59 all subblocks of ORIG_BLOCK to the new function. Call
60 replace_block_vars_by_duplicates.
61 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
62 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
63 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
64 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
65 (expand_omp): Temporarily set input_location to the location of
66 region's controlling stmt.
67 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
68 BIND_EXPR, push ctx->block_vars and gimplification vars into
69 the BIND_EXPR and its block's BLOCK_VARS instead of directly
71 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
72 there are any BLOCK_VARS.
73 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
74 OMP_PARALLEL or OMP_TASK stmt.
75 (lower_omp): Save and restore input_location around the lower_omp_1
78 2008-06-27 Richard Guenther <rguenther@suse.de>
80 PR tree-optimization/36400
81 PR tree-optimization/36373
82 PR tree-optimization/36344
83 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
84 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
85 (update_alias_info): Remove call clobbering code.
86 (make_constraint_to): New helper function.
87 (make_escape_constraint): Likewise.
88 (handle_rhs_call): Use it on all pointer containing arguments.
89 Also mark the static chain escaped.
90 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
92 (make_constraint_from): New helper split out from ...
93 (make_constraint_from_anything): ... here.
94 (find_func_aliases): Add constraints for escape sites.
95 (intra_create_variable_infos): Make constraints from NONLOCAL
97 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
99 (clobber_what_p_points_to): Remove.
100 (clobber_what_escaped): New function.
101 (init_base_vars): Init NONLOCAL and ESCAPED.
102 (do_sd_constraint): Do not propagate the solution from ESCAPED
103 but use ESCAPED as a placeholder.
104 (solve_graph): Likewise.
105 * tree-flow.h (clobber_what_p_points_to): Remove.
106 (clobber_what_escaped): Declare.
107 * tree-ssa-alias.c (set_initial_properties): Call it.
108 Remove code clobbering escaped pointers.
110 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
112 * function.c (allocate_struct_function): Only allocate a unique
113 funcdef_no if the decl is nonzero.
115 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
117 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
118 * config/mips/mips.c (mips_split_const_insns): New function.
119 * config/mips/mips.md (move_type): New attribute.
120 (mode): Move attribute definition earlier in file. Add "TI"
122 (dword_mode): New attribute.
123 (type): Avoid long line. Map "move_type"s to "type"s,
124 choosing "multi" for doubleword moves if appropriate.
125 Swap MTC/MFC comments to match their declaration order.
126 (extended_mips16): Default to "yes" if "move_type" is "sll0",
127 "type" is "branch" or "jal" is "direct".
128 (length): Handle "extended_mips16" first. Make the default
129 "0" for "ghost" instructions. Set the length from "move_type".
130 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
131 of "type", with "sll0" for the register alternative. Remove the
132 "extended_mips16" attribute.
133 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
134 of "type", with "shift_shift" for the register alternative.
135 Remove the "length" attribute.
136 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
137 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
138 of "type", with "andi" for the register alternative.
139 (*zero_extendqihi2): Likewise.
140 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
141 of "andi" instead of a "type" of "arith".
142 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
144 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
145 (mov_<store>r, *mov<mode>_ra): Likewise.
146 (extendsidi2): Use "move_type" instead of "type", with "move"
147 for the register alternative.
148 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
149 of "type", with "signext" for the register alternative.
150 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
151 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
152 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
153 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
154 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
155 (unnamed branch insn): Likewise.
156 (*movdi_gp32_fp64): Fold into...
157 (*movdi_32bit): ...here.
158 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
159 (*movdf_hardfloat): ...this new pattern.
160 (*movdf_softfloat): Remove redundant FPR alternatives.
161 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
162 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
163 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
164 the "move" attribute.
165 (*movdi_32bit): Use "move_type" instead of "type" and remove the
166 "length" attribute. Use "fpload" and "fpstore" instead of "load"
167 and "store" for COP loads and stores.
168 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
169 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
170 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
171 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
172 (*movtf_mips16, *movv2sf): Likewise.
173 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
174 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
175 (mfhc1<mode>): Use "move_type" instead of "move".
176 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
177 (loadgp_blockage): Remove the "length" attribute.
178 (blockage, set_got_version, update_got_version): Likewise.
179 (call_internal): Remove the "extended_mips16" attribute.
180 (call_value_internal, call_value_multiple_internal): Likewise.
181 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
183 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
184 the "length" attribute.
186 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
188 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
189 -Wcast-qual warnings.
190 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
191 handle_pragma_pop_macro): Likewise.
192 * collect2.c (resolve_lib_name): Likewise.
193 * config/arc/arc.c (arc_init): Likewise.
194 * config/arm/arm.c (neon_builtin_compare,
195 locate_neon_builtin_icode): Likewise.
196 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section):
198 * config/bfin/bfin.c (bfin_init_machine_status,
199 bfin_optimize_loop): Likewise.
200 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
201 * config/cris/cris.c (cris_init_expanders): Likewise.
202 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
203 * config/darwin.c (machopic_indirection_eq,
204 machopic_indirection_name, machopic_output_indirection):
206 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
207 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
208 frv_optimize_membar): Likewise.
209 * config/i386/cygwin.h (mingw_scan,
210 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
211 * config/i386/cygwin1.c (mingw_scan): Likewise.
212 * config/i386/i386.c (machopic_output_stub): Likewise.
213 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
214 i386_pe_unique_section): Likewise.
215 * config/ia64/ia64.c (ia64_init_machine_status,
216 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
218 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
219 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
220 * config/m68k/m68k.c (m68k_handle_option,
221 m68k_sched_md_init_global): Likewise.
222 * config/mcore/mcore.c (mcore_mark_dllexport,
223 mcore_mark_dllimport, mcore_unique_section): Likewise.
224 * config/mips/mips.c (mips_block_move_straight,
225 mips16_rewrite_pool_refs, mips_sim_wait_regs_2,
226 mips_sim_record_set): Likewise.
227 * config/mmix/mmix.c (mmix_init_machine_status,
228 mmix_encode_section_info): Likewise.
229 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label):
231 * config/rs6000/rs6000.c (rs6000_init_machine_status,
232 print_operand_address, output_toc, redefine_groups,
233 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
234 * config/s390/s390.c (s390_init_machine_status): Likewise.
235 * config/score/score.c (score_block_move_straight,
236 score_block_move_loop_body): Likewise.
237 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
238 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
239 * emit-rtl.c (find_auto_inc): Likewise.
240 * gcc.c (translate_options, process_command): Likewise.
241 * reorg.c (dbr_schedule): Likewise.
242 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
243 * xcoffout.c (xcoffout_declare_function): Likewise.
245 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
247 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
248 ipa-pta working again.
250 2008-06-27 David Edelsohn <edelsohn@gnu.org>
252 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
255 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
257 * config.gcc (powerpc*-*-*): Add new core e500mc.
258 * config/rs6000/e500mc.md: New file.
259 * config/rs6000/rs6000.c (processor_costs): Add new costs for
261 (rs6000_override_options): Add e500mc case to
262 processor_target_table. Altivec and Spe options not allowed
263 with e500mc. Add isel instruction to e500mc by
264 default. Initialize rs6000_cost for e500mc.
265 (rs6000_issue_rate): Set issue rate for e500mc.
266 * config/rs6000/rs6000.h (processor_type): Add
268 (ASM_CPU_SPEC): Add e500mc.
269 Set TARGET_ISEL to rs6000_isel.
270 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
271 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
272 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
274 * doc/invoke.texi: Add e500mc to list of cpus.
276 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
279 * c-lex.c (lex_charconst): Initialize unsignedp.
281 2008-06-27 Olivier Hainque <hainque@adacore.com>
283 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
284 documented assumptions.
286 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
288 * dwarf2out.c: Remove trailing white spaces. Break long line
291 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
293 * libfuncs.h (LTI_synchronize): New libfunc_index.
294 (synchronize_libfunc): Declare.
295 * builtins.c (expand_builtin_synchronize): Consider using
296 synchronize_libfunc before falling back on an asm blockage.
297 * config/mips/mips.c: Include libfuncs.h
298 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
300 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
302 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
303 parameter. Copy stack_reg to r11 where appropriate.
304 (no_global_regs_above): Add gpr parameter.
305 (rs6000_stack_info): Only add padding for SPE save area if we
306 are saving SPE GPRs and CR.
307 (saveres_routine_syms): New variable.
308 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
310 (rs6000_savres_routine_sym): New function.
311 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
313 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
314 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
315 Tweak FPR out-of-line saving.
316 (rs6000_make_savres_rtx): New function.
317 (rs6000_use_multiple_p): New function.
318 (rs6000_savres_strategy): New function.
319 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
320 out-of-line if appropriate.
321 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
322 if we are optimizing for size.
323 (GP_SAVE_INLINE): Define.
324 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
325 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
326 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
327 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
328 (*save_fpregs_<mode>): Add use of r11.
329 (*restore_gpregs_<mode>): New insn.
330 (*return_and_restore_gpregs_<mode>): New insn.
331 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
333 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
334 (*restore_gpregs_spe): New insn.
335 (*return_and_restore_gpregs_spe): New insn.
336 * config/rs6000/predicates.md (save_world_operation): Fix check.
338 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
340 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
341 this point, so assert that.
343 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
345 * cfganal.c: Include vec.h and vecprim.h.
346 (compute_idf): Import from...
347 * tree-into-ssa (compute_idf): ...here.
348 * basic-block.h (compute_idf): Export.
350 2008-06-26 Joseph Myers <joseph@codesourcery.com>
352 * c-decl.c (merge_decls): Use !current_function_decl to check for
353 extern declaration of C99 inline function being at file scope.
355 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
357 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
359 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
361 * alias.c (record_alias_subset, init_alias_analysis): Fix
362 -Wc++-compat and/or -Wcast-qual warnings.
363 * attribs.c (lookup_attribute_spec): Likewise.
364 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
365 copy_bb, connect_traces,
366 find_rarely_executed_basic_blocks_and_cr): Likewise.
367 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
368 note_btr_set, migrate_btr_defs): Likewise.
369 * builtins.c (result_vector, expand_builtin_memcpy,
370 expand_builtin_mempcpy_args, expand_builtin_strncpy,
371 builtin_memset_read_str, expand_builtin_printf,
372 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
374 * caller-save.c (mark_set_regs): Likewise.
375 * calls.c (expand_call, emit_library_call_value_1): Likewise.
376 * cgraph.c (cgraph_edge): Likewise.
377 * combine.c (likely_spilled_retval_1): Likewise.
378 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
379 htab_counts_entry_del, get_coverage_counts): Likewise.
380 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
381 new_cselib_val): Likewise.
382 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
383 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
385 * df-core.c (df_compact_blocks): Likewise.
386 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
387 * df-scan.c (df_grow_reg_info, df_ref_create,
388 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
389 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
390 df_record_entry_block_defs, df_record_exit_block_uses,
391 df_bb_verify): Likewise.
392 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
393 DF_REF_EXTRACT_MODE_CONST): New.
394 * dominance.c (get_immediate_dominator, get_dominated_by,
395 nearest_common_dominator, root_of_dom_tree,
396 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
397 -Wc++-compat and/or -Wcast-qual warnings.
398 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
399 record_store, replace_read, check_mem_read_rtx, scan_insn,
400 dse_step1, dse_record_singleton_alias_set): Likewise.
401 * dwarf2asm.c (dw2_force_const_mem): Likewise.
403 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
405 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
406 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
407 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
408 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
409 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
410 add_ranges_num, add_ranges_by_labels, file_info_cmp,
411 file_name_acquire, output_file_names, add_const_value_attribute,
412 premark_used_types_helper, file_table_eq, file_table_hash,
413 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
414 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
415 -Wcast-qual warnings.
416 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
417 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
418 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
419 gen_reg_rtx, start_sequence, init_emit): Likewise.
420 * et-forest.c (et_new_occ, et_new_tree): Likewise.
421 * except.c (init_eh_for_function, gen_eh_region,
422 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
423 arh_to_landing_pad, arh_to_label, add_action_record,
424 add_call_site, switch_to_exception_section): Likewise.
425 * expmed.c (synth_mult): Likewise.
426 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
427 store_expr): Likewise.
428 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
430 * function.c (assign_stack_temp_for_type,
431 allocate_struct_function, match_asm_constraints_1): Likewise.
432 * gcov-io.c (gcov_allocate): Likewise.
433 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
434 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
435 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
436 record_one_set, insert_expr_in_table, insert_set_in_table,
437 dump_hash_table, compute_hash_table_work, alloc_hash_table,
438 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
439 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
440 -Wcast-qual warnings.
442 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
444 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
445 -Wcast-qual warnings.
446 * gcc.c (process_command): Likewise.
447 * genattrtab.c (oballoc): Use XOBNEW.
448 (oballocvec): Define.
449 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
450 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
451 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
452 -Wc++-compat and/or -Wcast-qual warnings.
453 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
454 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
455 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
456 gen_presence_absence_set, gen_automaton, gen_regexp_el,
457 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
458 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
459 add_excls, process_presence_absence_names,
460 process_presence_absence_patterns, add_presence_absence,
461 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
462 get_free_state, add_arc, get_free_automata_list_el,
463 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
464 transform_3, cache_presence, create_ainsns, create_automata,
465 create_state_ainsn_table, dfa_insn_code_enlarge,
466 output_trans_func, output_min_issue_delay_func,
467 output_dead_lock_func, output_reset_func,
468 output_get_cpu_unit_code_func, output_dfa_start_func,
469 expand_automata): Likewise.
470 * genextract.c (gen_insn): Likewise.
471 * gengtype-lex.l: Likewise.
472 * gengtype.c (read_input_list, adjust_field_type,
473 process_gc_options): Likewise.
474 * genoutput.c (note_constraint): Likewise.
475 * genpreds.c (mangle, add_constraint): Likewise.
476 * genrecog.c (process_define_predicate, new_decision,
477 add_to_sequence): Likewise.
478 * gensupport.c (record_insn_name): Likewise.
480 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
482 * config/i386/driver-i386.c (detect_caches_amd,
483 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
484 and/or -Wcast-qual warnings.
485 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
486 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
487 gt_pch_save): Likewise.
488 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
489 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
490 * global.c (compute_regsets): Likewise.
491 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
492 finish_graph_dump_file): Likewise.
493 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
494 unlink_bb_notes): Likewise.
495 * integrate.c (get_hard_reg_initial_val): Likewise.
496 * ipa-prop.c (ipa_push_func_to_list): Likewise.
497 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
498 * local-alloc.c (update_equiv_regs): Likewise.
499 * loop-invariant.c (check_invariant_table_size,
500 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
502 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
503 altered_reg_used, mark_altered): Likewise.
504 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
505 insert_var_expansion_initialization,
506 combine_var_copies_in_loop_exit, apply_opt_in_copies,
507 release_var_copies): Likewise.
508 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
509 analyze_matrix_decl, add_allocation_site, analyze_transpose,
510 analyze_accesses_for_phi_node, check_var_notmodified_p,
511 check_allocation_function, find_sites_in_func,
512 record_all_accesses_in_func, transform_access_sites,
513 transform_allocation_sites): Likewise.
514 * omp-low.c (new_omp_region, create_omp_child_function_name,
515 check_omp_nesting_restrictions, check_combined_parallel,
516 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
517 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
518 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
519 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
521 * opts-common.c (prune_options): Likewise.
522 * opts.c (add_input_filename, print_filtered_help,
523 get_option_state): Likewise.
524 * params.c (add_params): Likewise.
525 * passes.c (set_pass_for_id, next_pass_1,
526 do_per_function_toporder, pass_fini_dump_file): Likewise.
527 * postreload.c (reload_cse_simplify_operands): Likewise.
528 * predict.c (tree_predicted_by_p, tree_predict_edge,
529 clear_bb_predictions, combine_predictions_for_bb): Likewise.
531 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
533 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
535 * recog.c (check_asm_operands, validate_change_1): Likewise.
536 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
537 subst_asm_stack_regs): Likewise.
538 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
539 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
540 * regmove.c (reg_is_remote_constant_p): Likewise.
541 * regrename.c (regrename_optimize, scan_rtx_reg,
542 kill_clobbered_value, kill_set_value, kill_autoinc_value):
544 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
545 regstat_compute_calls_crossed): Likewise.
546 * reload1.c (init_reload, new_insn_chain,
547 has_nonexceptional_receiver, reload, copy_reloads,
548 calculate_needs_all_insns, init_elim_table): Likewise.
549 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
550 * rtl.c (shallow_copy_rtx_stat): Likewise.
551 * rtlanal.c (parms_set): Likewise.
552 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
553 sbitmap_resize, sbitmap_vector_alloc): Likewise.
554 * sched-ebb.c (earliest_block_with_similiar_load,
555 add_deps_for_risky_insns): Likewise.
556 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
557 schedule_region): Likewise.
558 * see.c (eq_descriptor_pre_extension,
559 hash_descriptor_pre_extension, hash_del_pre_extension,
560 eq_descriptor_properties, hash_descriptor_properties,
561 hash_del_properties, see_seek_pre_extension_expr,
562 see_initialize_data_structures, see_print_register_properties,
563 see_print_pre_extension_expr, see_delete_merged_def_extension,
564 see_delete_unmerged_def_extension, see_emit_use_extension,
565 see_pre_delete_extension, see_map_extension, see_commit_changes,
566 see_analyze_merged_def_local_prop,
567 see_analyze_merged_def_local_prop,
568 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
569 see_set_prop_merged_def, see_set_prop_unmerged_def,
570 see_set_prop_unmerged_use, see_print_one_extension,
571 see_merge_one_use_extension, see_merge_one_def_extension,
572 see_store_reference_and_extension, see_update_uses_relevancy,
573 see_update_defs_relevancy): Likewise.
574 * statistics.c (hash_statistics_hash, hash_statistics_eq,
575 hash_statistics_free, curr_statistics_hash): Likewise.
576 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
577 expand_asm_operands, expand_return, case_bit_test_cmp,
578 expand_case): Likewise.
579 * stor-layout.c (start_record_layout): Likewise.
580 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
581 gt_pch_save_stringpool): Likewise.
582 * tree-data-ref.c (hash_stmt_vertex_info,
583 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
584 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
586 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
589 * config/i386/i386.md : Change constraints of HImode and QImode
590 immediate operands from "i" to "n". Change SImode "ni" constraint to
591 "i" and SImode "rmi" constraint to "g". Remove all constraints
592 from const0_operand and const1_operand predicated operands.
593 (i): Change QImode and HImode attribute from "i" to "n".
594 (*subqi_2): Change HImode operands to QImode.
597 2008-06-25 Olivier Hainque <hainque@adacore.com>
599 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
602 2008-06-25 Richard Guenther <rguenther@suse.de>
604 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
605 not overflow the result type.
607 2008-06-25 Richard Guenther <rguenther@suse.de>
609 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
610 (vn_lookup): Likewise.
612 2008-06-25 Richard Guenther <rguenther@suse.de>
614 PR tree-optimization/35518
615 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
616 * tree-sra.c (instantiate_element): Use fold_build3 to build
618 (try_instantiate_multiple_fields): Likewise.
620 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
622 * config/rs6000/rs6000.md: Change all string instruction's clobber to
625 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
627 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
628 use_backchain_to_restore_sp to true
629 if the offset of the link register save area would go over the 32k - 1
630 offset limit of the load
633 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
635 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
636 anchor for the type-punning blurb. Cross-reference "Structures
637 unions enumerations and bit-fields implementation". Provide a
638 cast-through-pointer example. Make final sentence self-contained.
639 * doc/implement-c.texi (Structures unions enumerations and
640 bit-fields implementation): Cross-reference the type-punning blurb
641 in the -fstrict-aliasing documentation.
643 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
646 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
647 the memory instead of the memory itself for the save area.
649 2008-06-24 Olivier Hainque <hainque@adacore.com>
650 Nicolas Roche <roche@adacore.com>
652 * gengtype.c (srcdir_len): size_t instead of int.
653 (get_file_realbasename): New function. For F a filename, the real
654 basename of F, with all the path components stripped.
655 (get_file_srcdir_relative_path): New function. For F a filename, the
656 relative path to F from $(srcdir).
657 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
658 get_file_realbasename. Adjust the head comment.
659 (get_prefix_langdir_index): New function. For F a filename, return the
660 lang_dir_names[] relative index of the language directory that is
662 (get_file_langdir): For F a filename, return the name of the language
663 directory where F is located.
664 (get_file_gtfilename): New function. The gt- output file name for an
666 (get_output_file_with_visibility): Replace in-line computations with
667 uses of get_file_gtfilename and get_prefix_langdir_index.
668 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
670 2008-06-24 Jakub Jelinek <jakub@redhat.com>
672 PR tree-optimization/36504
673 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
674 references without base address.
676 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
679 * calls.c (expand_call): Increase alignment for recursive functions.
681 2008-06-23 Anatoly Sokolov <aesok@post.ru>
683 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
684 (TARGET_FUNCTION_VALUE): New define.
685 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
686 * config/avr/avr.h (FUNCTION_VALUE): Remove.
688 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
690 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
691 (fmod<mode>3): Ditto.
692 (remainderxf3): Ditto.
693 (remainder<mode>3): Ditto.
695 2008-06-23 Jakub Jelinek <jakub@redhat.com>
698 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
699 REG is a hard register.
701 PR tree-optimization/36508
702 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
703 499, don't check it at all in release compilers.
705 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
707 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
708 together with SSE_TARGET_MATH to disable insn pattern.
709 (*fop_<MODEF:mode>_2_i387): Ditto.
710 (*fop_<MODEF:mode>_3_i387): Ditto.
712 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
714 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
716 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
719 * gimplify.c (gimplify_asm_expr): Check the return code of
720 parse_output_constraint call, set function return and is_inout
723 2008-06-22 Ian Lance Taylor <iant@google.com>
725 * c-lex.c (narrowest_unsigned_type): Change itk to int.
726 (narrowest_signed_type): Likewise.
727 * c-typeck.c (c_common_type): Change local variable mclass to enum
729 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
730 tcc_comparison, not the tree code itself.
731 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
732 (c_expand_expr): Cast modifier to enum expand_modifier.
733 * c-common.h (C_RID_CODE): Add casts.
734 (C_SET_RID_CODE): Define.
735 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
736 (c_lex_one_token): Add cast to avoid warning.
737 (c_parser_objc_type_name): Rename local typename to type_name.
738 (check_no_duplicate_clause): Change code parameter to enum
740 (c_parser_omp_var_list_parens): Change kind parameter to enum
742 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
743 c_parser_omp_list_var_parens.
744 (c_parser_omp_threadprivate): Likewise.
745 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
746 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
747 * c-format.c (NO_FMT): Define.
748 (printf_length_specs): Use NO_FMT.
749 (asm_fprintf_length_specs): Likewise.
750 (gcc_diag_length_specs): Likewise.
751 (scanf_length_specs): Likewise.
752 (strfmon_length_specs): Likewise.
753 (gcc_gfc_length_specs): Likewise.
754 (printf_flag_specs): Change 0 to STD_C89.
755 (asm_fprintf_flag_specs): Likewise.
756 (gcc_diag_flag_specs): Likewise.
757 (gcc_cxxdiag_flag_specs): Likewise.
758 (scanf_flag_specs): Likewise.
759 (strftime_flag_specs): Likewise.
760 (strfmon_flag_specs): Likewise.
761 (print_char_table): Likewise.
762 (asm_fprintf_char_table): Likewise.
763 (gcc_diag_char_table): Likewise.
764 (gcc_tdiag_char_table): Likewise.
765 (gcc_cdiag_char_table): Likewise.
766 (gcc_cxxdiag_char_table): Likewise.
767 (gcc_gfc_char_table): Likewise.
768 (scan_char_table): Likewise.
769 (time_char_table): Likewis.
770 (monetary_char_table): Likewise.
771 * c-format.h (BADLEN): Likewise.
773 2008-06-21 Ian Lance Taylor <iant@google.com>
775 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
776 Define END_OF_BASE_TREE_CODES around inclusion.
777 * tree.c (tree_code_type): New global array.
778 (tree_code_length, tree_code_name): Likewise.
779 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
781 (all-tree.def, s-alltree): New targets.
782 (gencheck.h, s-gencheck): Remove.
783 (tree.o): Depend upon all-tree.def.
784 (build/gencheck.o): Remove gencheck.h dependency.
785 (mostlyclean): Don't remove gencheck.h.
786 * c-common.h (enum c_tree_code): Remove.
787 * c-lang.c (tree_code_type): Remove.
788 (tree_code_length, tree_code_name): Remove.
789 * gencheck.c (tree_codes): Include all-tree.def, rather than
790 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
792 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
794 * cp/cp-tree.h (enum cplus_tree_code): Remove.
795 (operator_name_info): Size to MAX_TREE_CODES.
796 (assignment_operator_name_info): Likewise.
797 * cp/cp-lang.c (tree_code_type): Remove.
798 (tree_code_length, tree_code_name): Remove.
799 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
800 (assignment_operator_name_info): Likewise.
801 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
803 * cp/mangle.c (write_expression): Likewise.
804 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
805 * fortran/f95-lang.c (tree_code_type): Remove.
806 (tree_code_length, tree_code_name): Remove.
807 * java/java-tree.h (enum java_tree_code): Remove.
808 * java/lang.c (tree_code_type): Remove.
809 (tree_code_length, tree_code_name): Remove.
810 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
811 * objc/objc-act.h (enum objc_tree_code): Remove.
812 * objc/objc-lang.c (tree_code_type): Remove.
813 (tree_code_length, tree_code_name): Remove.
814 * objcp/objcp-lang.c (tree_code_type): Remove.
815 (tree_code_length, tree_code_name): Remove.
816 * ada/ada-tree.h (enum gnat_tree_code): Remove.
817 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
818 * ada/misc.c (tree_code_type): Remove.
819 (tree_code_length, tree_code_name): Remove.
821 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
823 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
824 the grand_bitmap_obstack.
826 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
828 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
829 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
830 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
831 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
832 move_stmt_r, new_label_mapper): Likewise.
833 * tree-complex.c (cvc_lookup): Likewise.
834 * tree-dfa.c (create_function_ann): Likewise.
835 * tree-dump.c (dump_register): Likewise.
836 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
837 find_phi_replacement_condition): Likewise.
838 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
839 tree_function_versioning): Likewise.
840 * tree-into-ssa.c (cmp_dfsnum): Likewise.
841 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
842 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
843 get_nonlocal_debug_decl, convert_nonlocal_reference,
844 convert_nonlocal_omp_clauses, get_local_debug_decl,
845 convert_local_reference, convert_local_omp_clauses,
846 convert_nl_goto_reference, convert_nl_goto_receiver,
847 convert_tramp_reference, convert_call_expr): Likewise.
848 * tree-outof-ssa.c (contains_tree_r): Likewise.
849 * tree-parloops.c (reduction_phi, initialize_reductions,
850 eliminate_local_variables_1, add_field_for_reduction,
851 add_field_for_name, create_phi_for_local_result,
852 create_call_for_reduction_1, create_loads_for_reductions,
853 create_stores_for_reduction, create_loads_and_stores_for_name):
855 * tree-phinodes.c (allocate_phi_node): Likewise.
856 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
857 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
858 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
859 * tree-ssa-coalesce.c (compare_pairs): Likewise.
860 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
861 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
862 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
863 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
864 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
865 vn_nary_op_insert): Likewise.
866 * tree-ssa.c (redirect_edge_var_map_add,
867 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
868 * tree-vectorizer.c (vectorize_loops): Likewise.
869 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
870 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
871 tree_cons_stat, build1_stat, build_variant_type_copy,
872 decl_init_priority_lookup, decl_fini_priority_lookup,
873 decl_priority_info, decl_restrict_base_lookup,
874 decl_restrict_base_insert, decl_debug_expr_lookup,
875 decl_debug_expr_insert, decl_value_expr_lookup,
876 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
877 type_hash_add, get_file_function_name, tree_check_failed,
878 tree_not_check_failed, tree_range_check_failed,
879 omp_clause_range_check_failed, build_omp_clause,
880 build_vl_exp_stat): Likewise.
881 * value-prof.c (gimple_histogram_value,
882 gimple_duplicate_stmt_histograms): Likewise.
883 * var-tracking.c (attrs_list_insert, attrs_list_copy,
884 unshare_variable, variable_union_info_cmp_pos, variable_union,
885 dataflow_set_different_1, dataflow_set_different_2,
886 vt_find_locations, variable_was_changed, set_variable_part,
887 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
888 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
889 section_entry_hash, object_block_entry_eq,
890 object_block_entry_hash, create_block_symbol,
891 initialize_cold_section_name, default_function_rodata_section,
892 strip_reg_name, set_user_assembler_name, const_desc_eq,
893 build_constant_desc, output_constant_def, lookup_constant_def,
894 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
895 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
896 default_internal_label): Likewise.
897 * varray.c (varray_init, varray_grow): Likewise.
898 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
900 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
902 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
903 operators for "test" insn. Macroize insn using SWI mode macro.
904 (*jcc_fused_2): Ditto.
905 (*jcc_fused_3): Macroize insn using SWI mode macro.
906 (*jcc_fused_4): Ditto.
908 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
910 * tree-ssa-pre.c: Fix typo in comment.
911 (init_antic, fini_antic): Add explicit funtions for
912 initializing and deinitializing ANTIC and AVAIL sets.
913 (create_expression_by_pieces): Fix typo in comment.
914 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
915 (execute_pre): Eventually dump details about ANTIC_IN.
917 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
919 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
920 * gcc.c (translate_options, init_spec, store_arg, read_specs,
921 add_to_obstack, file_at_path, find_a_file, execute,
922 add_preprocessor_option, add_assembler_option, add_linker_option,
923 process_command, insert_wrapper, do_option_spec, do_self_spec,
924 spec_path, do_spec_1, is_directory, main, used_arg,
925 getenv_spec_function): Likewise.
926 * tlink.c (symbol_hash_lookup, file_hash_lookup,
927 demangled_hash_lookup, symbol_push, file_push, frob_extension):
930 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
932 * doc/rtl.texi: Updated subreg section.
934 2008-06-19 Jakub Jelinek <jakub@redhat.com>
937 * cgraphunit.c (cgraph_process_new_functions): Don't clear
938 node->needed and node->reachable.
939 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
940 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
941 (expand_task_call): Don't call expand_task_copyfn.
942 (expand_task_copyfn): Renamed to...
943 (finalize_task_copyfn): ... this.
945 2008-06-19 Jan Hubicka <jh@suse.cz>
947 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
948 clobbering framepointer.
950 2008-06-19 Jan Hubicka <jh@suse.cz>
952 * tree-optimize.c (execute_early_local_optimizations): Set
953 cgraph_state only at first invocation.
955 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
957 * system.h (-Wc++-compat): Activate as a warning, no an error.
959 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
961 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
962 instead of "#" in insn asm template.
963 (*jcc_fused_2): Ditto.
965 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/i386.h (ix86_tune_indices)
968 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
969 (TARGET_FUSE_CMP_AND_BRANCH): New define.
970 * config/i386/i386.md (*jcc_fused_1): New insn pattern
971 (*jcc_fused_2): Ditto.
972 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
973 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
974 (print operand): Handle 'E' and 'e' code.
976 2008-06-19 Anatoly Sokolov <aesok@post.ru>
978 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
979 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
980 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
982 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
984 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
986 (cgraph_expand_function): Use local copy of decl.
987 (cgraph_expand_all_functions): Remove redundant initialization of
989 (cgraph_optimize): Reword internal_error message.
991 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
993 * arm-protos.h (arm_return_in_memory): Remove public
994 arm_return_in_memory() prototype.
995 * arm.c (arm_return_in_memory): Add static prototype, add target
996 hook macro, change definition and comments.
997 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
999 2008-06-19 Ben Elliston <bje@au.ibm.com>
1001 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1002 real.c: Remove references to IEEE 754R.
1003 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1004 * doc/libgcc.texi (Decimal float library routines): Likewise.
1006 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1008 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1009 (default_unwind_word_mode): Add prototype.
1010 * targhooks.c (default_unwind_word_mode): New function.
1011 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1012 instead of word_mode.
1013 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1014 (TARGET_INITIALIZER): Use it.
1016 * c-common.c (handle_mode_attribute): Support "unwind_word"
1018 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1020 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1021 word_mode to access SjLj_Function_Context member "data".
1022 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1023 conversion from targetm.eh_return_filter_mode () to
1024 targetm.unwind_word_mode () if they differ.
1026 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1027 (BT_FN_UNWINDWORD_PTR): New function type.
1028 (BT_FN_WORD_PTR): Remove.
1029 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1030 * except.c (expand_builtin_extend_pointer): Convert pointer to
1031 targetm.unwind_word_mode () instead of word_mode.
1033 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1034 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1035 (spu_unwind_word_mode): New function.
1036 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1037 (TARGET_UNWIND_WORD_MODE): Define.
1038 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1040 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1042 * config/spu/spu.c (reg_align): Remove.
1043 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1044 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1045 (spu_split_store): Likewise.
1047 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1049 * gcc/tree-vn.c: Fix typo in comment.
1051 2008-06-18 Jan Hubicka <jh@suse.cz>
1053 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1054 toplevel reorder too.
1056 2008-06-18 Jan Hubicka <jh@suse.cz>
1058 * c-opts.c (c_common_post_options): PCH is not compatible with
1060 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1061 -fno-toplevel-reorder by default now.
1063 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1065 PR documentation/30739
1066 * doc/install.texi (Prerequisites): Document dependency on awk.
1068 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1069 Ian Lance Taylor <iant@google.com>
1071 PR rtl-optimization/35604
1072 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1073 only want to change jump destinations, not eventual label comparisons.
1075 2008-06-16 Jan Hubicka <jh@suse.cz>
1077 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1079 (cgraph_analyze_function): Likewise.
1081 2008-06-16 Jan Hubicka <jh@suse.cz>
1083 * cgraph.h (cgraph_mark_if_needed): New function.
1084 * cgraphunit.c (cgraph_mark_if_needed): New function.
1085 * c-decl.c (duplicate_decl): Use it.
1087 2008-06-16 Jan Hubicka <jh@suse.cz>
1089 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1092 2008-06-16 Jan Hubicka <jh@suse.cz>
1094 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1096 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1097 Kazu Hirata <kazu@codesourcery.com>
1098 Maxim Kuvyrkov <maxim@codesourcery.com
1100 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1101 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1102 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1103 EXTRA_SPEC_FUNCTIONS.
1104 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1105 (DRIVER_SELF_SPECS): Adjust.
1106 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1107 * config/mips/st.h, config/mips/t-st: New.
1108 * config/mips/driver-native.c, config/mips/x-native: New.
1109 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1112 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1114 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1116 (ISA_HAS_FP_CONDMOVE): New macro.
1117 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1118 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1119 (ISA_HAS_NMADD3_NMSUB3): New macro.
1120 * config/mips/mips.c (mips_rtx_costs): Update.
1121 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1122 compiling for ST Loongson 2E/2F.
1123 (madd<mode>): Rename to madd4<mode>. Update.
1124 (madd3<mode>): New pattern.
1125 (msub<mode>): Rename to msub4<mode>. Update.
1126 (msub3<mode>): New pattern.
1127 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1128 (nmadd3<mode>): New pattern.
1129 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1130 (nmadd3<mode>_fastmath): New pattern.
1131 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1132 (nmsub3<mode>): New pattern.
1133 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1134 (nmsub3<mode>_fastmath): New pattern.
1135 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1137 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1139 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1140 (DF_REF_INSN_INFO): New.
1141 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1142 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1143 with a NULL DF_REF_INSN_INFO.
1144 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1146 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1147 DF_INSN_INFO_EQ_USES): New.
1148 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1149 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1150 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1151 * df-core.c: Update comment for above changes.
1152 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1153 DF_INSN_UID_* macros.
1154 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1155 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1156 insn rtx. Update all callers.
1157 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1158 df_ref_create_structure, df_insn_refs_collect): Likewise.
1159 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1160 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1161 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1162 macros to access the insn refs.
1163 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1164 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1165 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1166 for accessing the refs.
1167 (try_fwprop_subst): Likewise.
1168 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1169 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1170 for accessing the refs.
1171 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1172 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1173 to look at the insn refs.
1174 (record_uses): Likewise.
1175 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1177 (mark_artificial_uses): Don't mark_insn for artificial refs.
1178 (mark_reg_rependencies): Likewise.
1180 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1182 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1184 * configure: Regenerate.
1186 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1188 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1189 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1190 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1192 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1194 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1195 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1196 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1198 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1200 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1201 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1202 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1204 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1206 * tree-ssa-sccvn.c: Fix format of comments.
1208 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1210 * cgraph.c: Remove unneeded forward declarations of eq_node()
1213 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1215 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1217 (see_update_relevancy): Likewise.
1218 * fwprop.c (try_fwprop_subst): Likewise.
1219 * rtlanal.c (noop_move_p): Likewise.
1220 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1221 notes to non-existing libcall blocks.
1222 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1224 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1225 (dead_libcall_p): Remove.
1226 (delete_trivially_dead_insns): Don't use it.
1227 * web.c (union_defs): Remove comment about keeping nops.
1228 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1229 (compute_hash_table_work): Don't track libcall notes.
1230 (do_local_cprop): Don't take libcall pointers. Don't update
1232 (adjust_libcall_notes): Deleted.
1233 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1234 ever have existed in the first place).
1235 (replace_store_insn): Don't try to remove libcall notes.
1236 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1237 (resolve_reg_notes): Don't call them.
1238 (resolve_simple_move): Likewise.
1239 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1240 Don't remove REG_RETVAL notes.
1241 * emit-rtl.c (try_split): Don't update libcall notes.
1242 (emit_copy_of_insn_after): Dito.
1243 * cselib.c (cselib_current_insn_in_libcall): Remove.
1244 (cselib_process_insn): Don't set/clear it.
1245 (new_elt_loc_list): Don't record it.
1246 (cselib_init): Don't initialize it.
1247 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1248 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1250 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1251 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1252 (init_deps): Don't initialize it.
1253 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1254 * combine.c (delete_noop_moves): Don't update libcall notes.
1255 (can_combine_p): Remove now pointless #if 0 block.
1256 (try_combine): Remove another obsolete #if 0 block.
1257 (distribute_notes): Don't distribute libcall notes.
1258 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1259 * dce.c (libcall_dead_p): Remove.
1260 (delete_unmarked_insns): Don't handle libcall blocks.
1261 (preserve_libcall_for_dce): Remove.
1262 (prescan_insns_for_dce): Don't special-case libcall block insns.
1263 * reload1 (reload): Don't handle libcall notes.
1264 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1267 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1269 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1270 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1271 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1273 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1275 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1276 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1277 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1279 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1281 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1283 2008-06-16 Ira Rosen <irar@il.ibm.com>
1285 PR tree-optimization/36493
1286 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1287 the arguments list. Use VECTYPE to create vector pointer.
1288 (vectorizable_store): Fail if accesses through a pointer to vectype
1289 do not alias the original memory reference operands.
1290 Call vect_create_data_ref_ptr without the removed argument.
1291 (vectorizable_load): Likewise.
1292 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1295 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1298 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1301 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1303 * config/mips/loongson2ef.md: New file.
1304 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1305 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1306 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1307 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1308 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1310 (loongson2ef.md): New include.
1311 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1312 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1313 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1314 (loongson_gt_<mode>, loongson_extract_halfword)
1315 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1316 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1317 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1318 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1319 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1320 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1321 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1322 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1323 (vec_interleave_low<mode>): Define type attribute.
1324 * config/mips/mips.c (mips_ls2): New static variable.
1325 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1326 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1327 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1328 Implement target scheduling hooks.
1329 (mips_multipass_dfa_lookahead): Update to handle tuning for
1331 (mips_sched_init): Initialize data for Loongson scheduling.
1332 (mips_ls2_variable_issue): New static function.
1333 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1335 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1336 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1337 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1338 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1339 Handle ST Loongson 2E/2F cores.
1340 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1342 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1344 * omp-low.c (extract_omp_for_data): Fix comment typo.
1347 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1349 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1350 FIXME note about gcc/config.guess.
1351 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1352 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1353 * doc/cppopts.texi: Likewise.
1354 * doc/extend.texi: Likewise.
1355 * doc/gcc.texi: Likewise.
1356 * doc/gccint.texi: Likewise.
1357 * doc/gcov.texi: Likewise.
1358 * doc/gty.texi: Likewise.
1359 * doc/hostconfig.texi: Likewise.
1360 * doc/install.texi: Likewise.
1361 * doc/invoke.texi: Likewise.
1362 * doc/loop.texi: Likewise.
1363 * doc/makefile.texi: Likewise.
1364 * doc/md.texi: Likewise.
1365 * doc/passes.texi: Likewise.
1366 * doc/tm.texi: Likewise.
1367 * doc/tree-ssa.texi: Likewise.
1368 * doc/trouble.texi: Likewise.
1370 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1371 Nathan Sidwell <nathan@codesourcery.com>
1372 Maxim Kuvyrkov <maxim@codesourcery.com>
1373 Richard Sandiford <rdsandiford@googlemail.com>
1375 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1376 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1377 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1379 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1380 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1381 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1383 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1384 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1385 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1386 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1387 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1388 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1389 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1390 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1391 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1392 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1393 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1394 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1395 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1396 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1397 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1398 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1399 (mips_builtins): Add Loongson builtins.
1400 (mips_loongson_2ef_bdesc): New.
1401 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1402 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1403 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1404 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1406 (mips_expand_vector_init): New.
1407 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1408 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1410 * config/mips/mips.md: Add unspec numbers for Loongson
1411 builtins. Include loongson.md.
1412 (MOVE64): Include Loongson vector modes.
1413 (SPLITF): Include Loongson vector modes.
1414 (HALFMODE): Handle Loongson vector modes.
1415 * config/mips/loongson.md: New.
1416 * config/mips/loongson.h: New.
1417 * config.gcc: Add loongson.h header for mips*-*-* targets.
1418 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1420 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1422 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1423 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1424 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1425 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1426 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1427 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1428 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1429 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1430 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1431 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1432 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1433 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1434 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1435 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1436 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1437 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1438 Remove use_fixproto=yes.
1439 (ia64*-*-hpux*): Remove comment about using fixproto.
1440 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1442 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1444 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1446 * configure: Regenerate.
1448 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1451 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1452 before evaluating it.
1454 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1457 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1458 nested inline functions.
1459 (start_decl, start_function): Don't invert DECL_EXTERNAL
1460 for nested inline functions.
1462 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1464 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1465 splits that must be made for correctness.
1467 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1469 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1470 (AVAIL_NON_MIPS16): Likewise.
1471 (mips_builtin_description): Replace target_flags with a predicate.
1472 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1473 (dspr2_32): New availability predicates.
1474 (MIPS_BUILTIN): New macro.
1475 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1476 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1477 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1478 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1479 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1480 (mips_dsp_32only_bdesc): Merge into...
1481 (mips_builtins): ...this new array.
1482 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1483 (mips_init_builtins): Update after above changes.
1484 (mips_expand_builtin_1): Merge into...
1485 (mips_expand_builtin): ...here and update after above changes.
1487 2008-06-12 Paul Brook <paul@codesourcery.com>
1489 * longlong.h (__arm__): Define count_leading_zeros.
1490 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1491 (clzsi2, clzdi2): New functions.
1492 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1493 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1494 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1495 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1496 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1497 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1498 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1499 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1500 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1501 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1503 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1505 * config/m68k/m68k.c (m68k_tune_flags): New.
1506 (override_options): Compute m68k_tune_flags.
1507 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1508 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1510 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1513 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1515 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1517 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1518 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1520 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1522 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1523 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1525 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1528 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1531 2008-06-12 Richard Guenther <rguenther@suse.de>
1533 PR tree-optimization/36345
1534 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1535 add memory_tag_needed flag.
1536 (may_alias_p): Declare.
1537 * tree-ssa-alias.c (may_alias_p): Export.
1538 (set_initial_properties): Use memory_tag_needed flag.
1539 (update_reference_counts): Likewise.
1540 (reset_alias_info): Reset memory_tag_needed flag.
1541 (create_name_tags): Check memory_tag_needed flag.
1542 (dump_points_to_info_for): Dump it.
1543 * tree-ssa-structalias.c (struct variable_info): Remove
1544 directly_dereferenced flag.
1545 (new_var_info): Do not initialize it.
1546 (process_constraint_1): Do not set it.
1547 (update_alias_info): Set is_dereferenced flag.
1548 (set_uids_in_ptset): Use may_alias_p.
1549 (set_used_smts): Check memory_tag_needed flag.
1550 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1551 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1552 memory_tag_needed flag.
1553 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1556 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1558 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1559 red zone for w64 abi.
1560 (ix86_expand_prologue): Likewise.
1561 (ix86_force_to_memory): Likewise.
1562 (ix86_free_from_memory): Likewise.
1564 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1567 * config/rs6000/rs6000.c (rs6000_override_options): Set
1568 rs6000_isel conditionally to the absence of comand line override.
1569 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1570 Remove duplicate rs6000_isel setting.
1571 * config/rs6000/eabispe.h: Ditto.
1573 2008-06-11 Richard Guenther <rguenther@suse.de>
1575 * alias.c (get_alias_set): Use the element alias-set for arrays.
1576 (record_component_aliases): For arrays and vectors do nothing.
1577 * c-common.c (strict_aliasing_warning): Handle the cases
1578 of alias set zero explicitly.
1579 * Makefile.in (dfp.o-warn): Add -Wno-error.
1581 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1583 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1585 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1586 tune_32 tune_64 to supported_defaults. Allow values not
1587 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1588 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1589 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1590 with_cpu_64 to generic for 64-bit-supporting configurations, not
1591 with_cpu. Remove FIXMEs.
1592 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1593 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1594 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1595 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1596 arch_32 and arch_64.
1598 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1599 Olivier Hainque <hainque@adacore.com>
1601 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1602 Use DECL_SIZE_UNIT to retrieve the size of the field.
1604 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1606 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1607 with function calls after declarations. Lay out
1608 neon_float_type_node before further use.
1610 2008-06-11 Richard Guenther <rguenther@suse.de>
1612 * tree-flow.h (may_point_to_global_var): Declare.
1613 * tree-ssa-alias.c (may_point_to_global_var): New function.
1614 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1616 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1618 * configure.ac: Teach that fido supports .debug_line.
1619 * configure: Regenerate.
1621 2008-06-10 Tom Tromey <tromey@redhat.com>
1623 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1626 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1628 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1629 (encode_decimal64, decode_decimal64, encode_decimal128,
1630 decode_decimal128): Reverse order of 32-bit parts of value if host
1631 and target endianness differ.
1633 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1635 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1636 Avoid division by 0.
1637 (tree_mod_pow2_value_transform): Likewise.
1638 (tree_ic_transform): Likewise.
1639 (tree_stringops_transform): Likewise.
1640 (tree_mod_subtract_transform): Likewise.
1641 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1642 (copy_edges_for_bb): Likewise.
1643 (initialize_cfun): Likewise.
1645 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1647 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1648 nonmemory_operand. Add "N" operand constraint.
1650 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1651 (*jcc_btsi_mask): Ditto.
1652 (*jcc_btsi_mask_1): Ditto.
1654 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1656 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1657 TYPE_CANONICAL for copied element type.
1659 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1662 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1663 Add m_CORE2 and m_GENERIC.
1664 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1665 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1667 (*jcc_btdi_rex64): New instruction and split pattern.
1669 (*jcc_btsi_1): Ditto.
1670 (*btsq): Fix Intel asm dialect operand order.
1674 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1677 * simplify-rtx.c (simplify_subreg): Add check for shift count
1680 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1682 * doc/md.texi: Synchronize with later constraints.md change.
1683 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1684 with a C implementation.
1685 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1687 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1688 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1689 when moving to and from MD_REGNUM.
1690 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1691 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1692 Handle byte and halfword moves.
1693 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1695 * config/mips/constraints.md (h): Turn into NO_REGS.
1696 (l, x): Update documentation.
1697 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1698 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1699 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1700 (HILO): New mode iterator.
1702 (any_div): New code iterator.
1703 (u): Extend code attribute to div and udiv.
1704 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1705 d_operand in the splitters. Remove redundant CONST_INT checks.
1706 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1707 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1708 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1709 accordingly, using normal moves instead of unspecs to move LO into
1710 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1711 (<u>mulsidi3): Handle expansion in C code.
1712 (<u>mulsidi3_32bit_internal): Rename to...
1713 (<u>mulsidi3_32bit): ...this.
1714 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1715 (*<u>mulsidi3_64bit): Rename to...
1716 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1717 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1718 to set LO and HI to the multiplication result. Use a normal move
1719 for MFLO and an unspec for MFHI.
1720 (*<u>mulsidi3_64bit_parts): Replace with...
1721 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1722 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1723 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1724 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1725 instead of HI. Split the instruction into a separate multiplication
1726 and MFHI if !TARGET_FIX_R4000.
1727 (<su>muldi3_highpart): Likewise.
1728 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1729 and the "=h" clobber.
1730 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1731 (<u>mulditi3): New expander.
1732 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1733 (madsi): Remove "=h" clobber.
1734 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1735 Force the modulus result to be a GPR and split the instruction into
1736 a division followed by an MFHI after reload.
1737 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1738 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1739 the MIPS16 HIGH define_split.
1740 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1741 of acc<->gpr moves to "multi".
1742 (*movdi_64bit): Replace the single "x" alternative with
1743 alternatives for moving into and out of "a".
1744 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1745 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1746 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1747 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1748 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1749 (movti): New expander.
1750 (*movti, *movti_mips16): New insns.
1751 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1752 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1753 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1754 * config/mips/predicates.md (fpr_operand): Delete.
1755 (d_operand): New predicate.
1757 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1759 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1760 failure on some Bourne shells.
1761 (x86_64-*-*): Ditto.
1763 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1765 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1767 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1769 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1770 (sparc-sun-solaris2*): Likewise.
1772 2008-06-09 Arnaud Charlet <charlet@adacore.com
1774 * doc/install.texi: Update requirements to build the Ada compiler.
1776 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1778 * df-scan.c (struct df_scan_problem_data): Remove the
1779 mw_link_pool alloc pool.
1780 (df_scan_free_internal): Don't free it.
1781 (df_scan_alloc): Don't allocate it.
1782 * df.h (struct df_link): Update comment.
1784 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1786 * except.h: Correct checks for when SJLJ exceptions must be used.
1788 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1790 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1793 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1795 PR tree-optimization/36218
1796 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1797 configure for the build system.
1798 (BUILD_LDFLAGS): Define.
1799 * configure: Regenerate.
1800 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1802 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1805 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1806 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1807 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1809 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1811 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1813 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1815 * config.gcc (Obsolete configurations): Remove list of
1817 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1818 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1819 targets matched by those patterns.
1820 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1821 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1822 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1823 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1824 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1825 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1826 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1827 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1828 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1829 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1830 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1831 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1832 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1833 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1834 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1835 Make code for Solaris 7 and greater unconditional for Solaris.
1836 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1837 Remove --with-* handling.
1838 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1839 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1840 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1841 LINK_OS_WINDISS_SPEC): Remove.
1842 * config/rs6000/sysv4.opt (mwindiss): Remove.
1843 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1844 * configure: Regenerate.
1845 * doc/cpp.texi: Don't mention BeOS.
1846 * doc/extend.texi (interrupt): Don't mention MS1.
1847 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1848 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1849 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1850 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1851 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1853 * doc/invoke.texi (MT Options): Remove.
1854 (-mwindiss): Remove.
1855 (CRIS Options): Remove cris-axis-aout references.
1856 (HPPA Options): Don't mention hppa1.1-*-pro.
1857 * doc/md.texi: (MorphoTech family): Remove.
1858 * libgcc2.c: Don't handle UWIN.
1859 * config/alpha/t-unicosmk: Remove.
1860 * config/alpha/unicosmk.h: Remove.
1861 * config/arm/kaos-arm.h: Remove.
1862 * config/arm/kaos-strongarm.h: Remove.
1863 * config/arm/strongarm-coff.h: Remove.
1864 * config/arm/strongarm-elf.h: Remove.
1865 * config/arm/strongarm-pe.h: Remove.
1866 * config/arm/t-strongarm-pe: Remove.
1867 * config/arm/t-xscale-coff: Remove.
1868 * config/arm/t-xscale-elf: Remove.
1869 * config/arm/xscale-coff.h: Remove.
1870 * config/arm/xscale-elf.h: Remove.
1871 * config/chorus.h: Remove.
1872 * config/cris/aout.h: Remove.
1873 * config/cris/aout.opt: Remove.
1874 * config/cris/t-aout: Remove.
1875 * config/i386/beos-elf.h: Remove.
1876 * config/i386/kaos-i386.h: Remove.
1877 * config/i386/ptx4-i.h: Remove.
1878 * config/i386/sco5.h: Remove.
1879 * config/i386/sco5.opt: Remove.
1880 * config/i386/sysv4-cpp.h: Remove.
1881 * config/i386/sysv5.h: Remove.
1882 * config/i386/t-beos: Remove.
1883 * config/i386/t-sco5: Remove.
1884 * config/i386/t-uwin: Remove.
1885 * config/i386/uwin.asm: Remove.
1886 * config/i386/uwin.h: Remove.
1887 * config/kaos.h: Remove.
1888 * config/mips/windiss.h: Remove.
1889 * config/mt: Remove directory.
1890 * config/pa/pa-osf.h: Remove.
1891 * config/pa/pa-pro-end.h: Remove.
1892 * config/pa/t-pro: Remove.
1893 * config/ptx4.h: Remove.
1894 * config/rs6000/beos.h: Remove.
1895 * config/rs6000/kaos-ppc.h: Remove.
1896 * config/rs6000/t-beos: Remove.
1897 * config/rs6000/windiss.h: Remove.
1898 * config/sh/kaos-sh.h: Remove.
1899 * config/sol2-6.h: Remove.
1900 * config/sparc/sol26-sld.h: Remove.
1901 * config/sparc/sysv4-only.h: Remove.
1902 * config/vax/bsd.h: Remove.
1903 * config/vax/t-memfuncs: Remove.
1904 * config/vax/ultrix.h: Remove.
1905 * config/vax/vaxv.h: Remove.
1906 * config/windiss.h: Remove.
1908 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1910 PR rtl-optimization/36438
1911 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1912 for vector shifts with constant scalar shift operands.
1914 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1916 * doc/invoke.texi: Document -march=xlr.
1917 * config/mips/xlr.md: New file.
1918 * config/mips/mips.md: Include it.
1920 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1921 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1922 (mips_rtx_cost_data): Likewise.
1924 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1926 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1927 PRE_INC and PRE_DEC cases.
1929 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1931 PR rtl-optimization/36419
1932 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1933 the emitting jump insn.
1936 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1937 is not bool, boolify the whole *expr_p and convert to the desired type.
1939 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1941 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1942 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1943 Add omp_private_outer_ref hook, add another argument to
1944 omp_clause_default_ctor hook.
1945 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1946 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1947 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1948 hook_tree_tree_tree_tree_null.
1949 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1950 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1951 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1952 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1953 * tree.def (OMP_TASK): New tree code.
1954 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1955 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1956 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1957 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1958 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1959 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1960 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1961 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1962 (OMP_DIRECTIVE_P): Add OMP_TASK.
1963 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1964 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1965 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1966 and OMP_CLAUSE_UNTIED entries.
1967 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1969 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1970 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1971 * tree-pretty-print.c (dump_omp_clause): Handle
1972 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1973 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1974 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1975 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1976 warning about unsigned iterators. Change decl/init/cond/incr
1977 arguments to TREE_VECs, check arguments for all collapsed loops.
1978 (c_finish_omp_taskwait): New function.
1979 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1981 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1982 default_function_array_conversion on init. Add par_clauses argument.
1983 If decl is present in parallel's lastprivate clause, change it to
1984 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1985 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1986 collapse count in clauses.
1987 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1988 c_parser_omp_for_loop callers.
1989 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1990 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1991 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1992 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1994 (c_parser_omp_clause_schedule): Handle schedule(auto).
1995 Include correct location in the error message.
1996 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1997 and PRAGMA_OMP_CLAUSE_UNTIED.
1998 (OMP_TASK_CLAUSE_MASK): Define.
1999 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2000 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2001 * tree-nested.c (convert_nonlocal_omp_clauses,
2002 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2003 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2004 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2005 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2007 (conver_nonlocal_reference, convert_local_reference,
2008 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2009 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2010 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2011 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2012 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2013 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2014 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2015 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2016 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2018 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2019 * c-common.h (c_finish_omp_taskwait): New prototype.
2020 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2021 * tree-parloops.c (create_parallel_loop): Create 1 entry
2022 vectors for OMP_FOR_{INIT,COND,INCR}.
2023 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2024 (make_edges): Handle OMP_TASK.
2025 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2026 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2027 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2028 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2029 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2030 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2031 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2032 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2033 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2034 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2035 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2036 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2037 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2038 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2039 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2040 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2041 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2042 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2043 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2044 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2045 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2046 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2047 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2048 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2049 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2050 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2051 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2052 original iterator is present in lastprivate clause or if
2053 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2054 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2055 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2056 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2057 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2058 if it is set, lookup var in outer contexts too. Handle
2059 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2060 to be implicitly determined firstprivate for task regions.
2061 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2062 if it is set, lookup var in outer contexts too. Set
2063 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2064 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2065 OMP_CLAUSE_UNTIED. Take region_type as last argument
2066 instead of in_parallel and in_combined_parallel.
2067 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2069 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2070 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2071 (new_omp_context): Set default_kind to
2072 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2073 (omp_region_type): New enum.
2074 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2075 fields, add region_type.
2076 (new_omp_context): Take region_type as argument instead of is_parallel
2077 and is_combined_parallel.
2078 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2079 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2080 ctx->is_combined_parallel checks.
2081 (gimplify_omp_task): New function.
2082 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2084 * omp-low.c (extract_omp_for_data): Use schedule(static)
2085 for schedule(auto). Handle pointer and unsigned iterators.
2086 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2087 Add loops argument. Extract data for collapsed OMP_FOR loops.
2088 (expand_parallel_call): Assert sched_kind isn't auto,
2089 map runtime schedule to index 3.
2090 (struct omp_for_data_loop): New type.
2091 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2092 Add loop, loops, collapse and iter_type fields.
2093 (workshare_safe_to_combine_p): Disallow combined for if
2094 iter_type is unsigned long long. Don't combine collapse > 1 loops
2095 unless all bounds and steps are constant. Adjust extract_omp_for_data
2097 (expand_omp_for_generic): Handle pointer, unsigned and long long
2098 iterators. Handle collapsed OMP_FOR loops. Adjust
2099 for struct omp_for_data changes. If libgomp function doesn't return
2100 boolean_type_node, add comparison of the return value with 0.
2101 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2102 pointer, unsigned and long long iterators. Adjust for struct
2103 omp_for_data changes.
2104 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2105 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2106 unsigned long long. Allocate loops array, pass it to
2107 extract_omp_for_data. For collapse > 1 loops use always
2108 expand_omp_for_generic.
2109 (omp_context): Add sfield_map and srecord_type fields.
2110 (is_task_ctx, lookup_sfield): New functions.
2111 (use_pointer_for_field): Use is_task_ctx helper. Change first
2112 argument's type from const_tree to tree. Clarify comment.
2113 In OMP_TASK disallow copy-in/out sharing.
2114 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2115 (install_var_field): Add mask argument. Populate both record_type
2116 and srecord_type if needed.
2117 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2119 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2120 and DECL_FIELD_OFFSET.
2121 (scan_sharing_clauses): Adjust install_var_field callers. For
2122 firstprivate clauses on explicit tasks allocate the var by value in
2123 record_type unconditionally, rather than by reference.
2124 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2125 Use is_taskreg_ctx instead of is_parallel_ctx.
2126 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2127 (create_omp_child_function_name): Add task_copy argument, use
2128 *_omp_cpyfn* names if it is true.
2129 (create_omp_child_function): Add task_copy argument, if true create
2130 *_omp_cpyfn* helper function.
2131 (scan_omp_parallel): Adjust create_omp_child_function callers.
2132 Rename parallel_nesting_level to taskreg_nesting_level.
2133 (scan_omp_task): New function.
2134 (lower_rec_input_clauses): Don't run constructors for firstprivate
2135 explicit task vars which are initialized by *_omp_cpyfn*.
2136 Pass outer var ref to omp_clause_default_ctor hook if
2137 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2138 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2139 OMP_CLAUSE_REDUCTION_INIT.
2140 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2141 avoid duplicate setting of fields. Handle
2142 OMP_CLAUSE_PRIVATE_OUTER_REF.
2143 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2144 copy-out if TREE_READONLY, only copy-in.
2145 (expand_task_copyfn): New function.
2146 (expand_task_call): New function.
2147 (struct omp_taskcopy_context): New type.
2148 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2150 (lower_omp_parallel): Rename to...
2151 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2152 Call create_task_copyfn if srecord_type is needed. Adjust
2154 (task_shared_vars): New variable.
2155 (check_omp_nesting_restrictions): Warn if work-sharing,
2156 barrier, master or ordered region is closely nested inside OMP_TASK.
2157 Add warnings for barrier if closely nested inside of work-sharing,
2158 ordered, or master region.
2159 (scan_omp_1): Call check_omp_nesting_restrictions even for
2160 GOMP_barrier calls. Rename parallel_nesting_level to
2161 taskreg_nesting_level. Handle OMP_TASK.
2162 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2163 work-sharing construct, continue looking for them on parent parallel
2165 (lower_omp_for_lastprivate): Add lastprivate clauses
2166 to the beginning of dlist rather than end. Adjust for struct
2167 omp_for_data changes.
2168 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2169 not after it. Handle collapsed OMP_FOR loops, adjust for
2170 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2171 (get_ws_args_for): Adjust extract_omp_for_data caller.
2172 (scan_omp_for): Handle collapsed OMP_FOR
2173 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2174 (lower_omp_single_simple): If libgomp function doesn't return
2175 boolean_type_node, add comparison of the return value with 0.
2176 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2177 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2178 (parallel_nesting_level): Rename to...
2179 (taskreg_nesting_level): ... this.
2180 (is_taskreg_ctx): New function.
2181 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2183 (execute_lower_omp): Rename parallel_nesting_level to
2184 taskreg_nesting_level.
2185 (expand_omp_parallel): Rename to...
2186 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2187 Call omp_task_call for OMP_TASK regions.
2188 (expand_omp): Adjust caller, handle OMP_TASK.
2189 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2191 * bitmap.c (bitmap_default_obstack_depth): New variable.
2192 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2193 if argument is NULL and bitmap_default_obstack is already initialized.
2194 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2196 * matrix-reorg.c (matrix_reorg): Likewise.
2198 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2200 * config/i386/i386.md (*indirect_jump): Macroize using P
2201 mode iterator. Remove !TARGET_64BIT from insn constraints.
2202 (*tablejump_1): Ditto.
2203 (*indirect_jump_rex64): Remove insn pattern.
2204 (*tablejump_1_rex64): Ditto.
2205 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2206 and eh_return_si insn patterns.
2208 2008-06-06 Richard Guenther <rguenther@suse.de>
2210 * tree-ssa-structalias.c (merge_smts_into): Remove.
2211 (find_what_p_points_to): Do not bother to compute the
2212 points-to set for pt_anything pointers.
2213 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2214 for pt_anything pointers is ok.
2216 2008-06-06 Jan Hubicka <jh@suse.cz>
2218 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2220 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2222 * cgraph.c: Fix typos in comments.
2223 (cgraph_availability_names): Fix string typo.
2224 * fold-const.c: Fix typos in comments.
2225 (fold_binary): Fix typo in warning.
2226 * genautomata.c: Fix typos in comments.
2227 (check_presence_pattern_sets): Fix typo in local variable.
2228 (output_description): Fix typo in output.
2229 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2230 * hwint.h: Likewise.
2231 * matrix-reorg.c (check_allocation_function): Likewise.
2232 * omega.c (smooth_weird_equations): Likewise.
2233 * auto-inc-dec.c: Fix typos in comments.
2234 * bb-reorder.c: Likewise.
2235 * builtins.c: Likewise.
2236 * c-common.c: Likewise.
2237 * c-cppbuiltin.c: Likewise.
2238 * c-parser.c: Likewise.
2239 * c-pretty-print.c: Likewise.
2240 * cfgcleanup.c: Likewise.
2241 * cfgexpand.c: Likewise.
2242 * cfghooks.c: Likewise.
2243 * cfglayout.c: Likewise.
2244 * cfgloopmanip.c: Likewise.
2245 * cgraphunit.c: Likewise.
2246 * coverage.c: Likewise.
2247 * dbxout.c: Likewise.
2248 * df-byte-scan.c: Likewise.
2249 * df-core.c: Likewise.
2250 * df-problems.c: Likewise.
2251 * df-scan.c: Likewise.
2253 * dominance.c: Likewise.
2254 * domwalk.c: Likewise.
2256 * dwarf2out.c: Likewise.
2257 * emit-rtl.c: Likewise.
2258 * et-forest.c: Likewise.
2259 * function.c: Likewise.
2260 * function.h: Likewise.
2262 * gcov-io.c: Likewise.
2265 * genattrtab.c: Likewise.
2266 * ggc-page.c: Likewise.
2267 * gimplify.c: Likewise.
2268 * gthr-lynx.h: Likewise.
2269 * haifa-sched.c: Likewise.
2270 * ipa-cp.c: Likewise.
2271 * ipa-inline.c: Likewise.
2272 * ipa-prop.h: Likewise.
2273 * ipa-pure-const.c: Likewise.
2274 * ipa-struct-reorg.c: Likewise.
2275 * ipa-struct-reorg.h: Likewise.
2276 * ipa-type-escape.c: Likewise.
2278 * loop-doloop.c: Likewise.
2279 * mips-tfile.c: Likewise.
2280 * mkmap-flat.awk: Likewise.
2281 * mkmap-symver.awk: Likewise.
2282 * modulo-sched.c: Likewise.
2283 * omp-low.c: Likewise.
2284 * optabs.c: Likewise.
2285 * optabs.h: Likewise.
2287 * passes.c: Likewise.
2288 * postreload-gcse.c: Likewise.
2289 * postreload.c: Likewise.
2290 * predict.c: Likewise.
2291 * pretty-print.h: Likewise.
2292 * profile.c: Likewise.
2293 * protoize.c: Likewise.
2294 * ra-conflict.c: Likewise.
2296 * recog.c: Likewise.
2297 * regclass.c: Likewise.
2299 * reload.c: Likewise.
2300 * rtl-error.c: Likewise.
2301 * rtlanal.c: Likewise.
2303 * sched-rgn.c: Likewise.
2306 * target.h: Likewise.
2307 * tree-dfa.c: Likewise.
2308 * tree-eh.c: Likewise.
2309 * tree-flow-inline.h: Likewise.
2310 * tree-inline.c: Likewise.
2311 * tree-into-ssa.c: Likewise.
2312 * tree-loop-distribution.c: Likewise.
2313 * tree-nested.c: Likewise.
2314 * tree-parloops.c: Likewise.
2315 * tree-pass.h: Likewise.
2316 * tree-pretty-print.c: Likewise.
2317 * tree-profile.c: Likewise.
2318 * tree-scalar-evolution.c: Likewise.
2319 * tree-sra.c: Likewise.
2320 * tree-ssa-alias-warnings.c: Likewise.
2321 * tree-ssa-ccp.c: Likewise.
2322 * tree-ssa-coalesce.c: Likewise.
2323 * tree-ssa-dom.c: Likewise.
2324 * tree-ssa-dse.c: Likewise.
2325 * tree-ssa-forwprop.c: Likewise.
2326 * tree-ssa-live.c: Likewise.
2327 * tree-ssa-live.h: Likewise.
2328 * tree-ssa-loop-im.c: Likewise.
2329 * tree-ssa-loop-ivopts.c: Likewise.
2330 * tree-ssa-loop-niter.c: Likewise.
2331 * tree-ssa-loop-prefetch.c: Likewise.
2332 * tree-ssa-phiopt.c: Likewise.
2333 * tree-ssa-phiprop.c: Likewise.
2334 * tree-ssa-sccvn.c: Likewise.
2335 * tree-ssa-ter.c: Likewise.
2336 * tree-ssa-threadupdate.c: Likewise.
2337 * tree-ssa.c: Likewise.
2338 * tree-vect-analyze.c: Likewise.
2339 * tree-vect-transform.c: Likewise.
2340 * tree-vectorizer.c: Likewise.
2341 * tree-vn.c: Likewise.
2342 * tree-vrp.c: Likewise.
2344 * tree.def: Likewise.
2346 * unwind-dw2-fde.c: Likewise.
2347 * unwind.inc: Likewise.
2348 * value-prof.c: Likewise.
2349 * vmsdbgout.c: Likewise.
2351 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2353 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2354 always place FP constants in the TOC for TARGET_POWERPC64.
2355 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2357 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2359 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2360 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2361 enable for TARGET_E500_DOUBLE.
2362 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2363 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2364 floating-point modes like integer modes for E500 double.
2365 (rs6000_legitimate_offset_address_p): Likewise.
2366 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2367 addressing for DDmode for E500 double.
2368 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2369 modes as using 64-bits of registers for E500 double.
2370 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2371 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2372 specially for E500 double.
2373 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2374 TDmode for E500 double.
2375 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2376 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2377 (rs6000_split_multireg_move): Do not handle TDmode specially for
2379 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2380 using 64-bit registers for E500 double.
2381 (emit_frame_save): Do not handle DDmode specially for E500 double.
2382 (gen_frame_mem_offset): Likewise.
2383 (rs6000_function_value): Do not call spe_build_register_parallel
2384 for DDmode or TDmode.
2385 (rs6000_libcall_value): Likewise.
2386 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2387 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2390 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2392 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2395 2008-06-04 Junjie Gu <jgu@tensilica.com>
2397 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2398 comparison for frame pointers.
2400 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2403 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2405 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2408 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2409 register is already smaller or equal to required mode.
2411 2008-06-04 Xinliang David Li <davidxl@google.com>
2413 * tree-call-cdce.c: New file.
2414 (cond_dead_built_in_calls): New static variable.
2415 (input_domain): New struct.
2416 (check_pow): New function.
2417 (check_builtin_call): Ditto.
2418 (check_target_format): Ditto.
2419 (is_call_dce_candidate): Ditto.
2420 (gen_one_condition): Ditto.
2421 (gen_conditions_for_domain): Ditto.
2422 (get_domain): Ditto.
2423 (gen_conditions_for_pow_cst_base): Ditto.
2424 (gen_conditions_for_pow_int_base): Ditto.
2425 (gen_conditions_for_pow): Ditto.
2426 (get_no_error_domain): Ditto.
2427 (gen_shrink_wrap_conditions): Ditto.
2428 (shrink_wrap_one_built_in_call): Ditto.
2429 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2430 (tree_call_cdce): Ditto.
2431 (gate_call_cdce): Ditto.
2432 (pass_call_cdce): New gimple pass.
2433 * passes.c: (init_optimization_passes): New pass.
2434 * tree-pass.h: New pass declaration.
2435 * opts.c (decode_options): New flag setting.
2436 * common.opt: Add -ftree-builtin-call-dce flag.
2437 * Makefile.in: Add new source file.
2438 * tempvar.def: New tv_id.
2439 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2441 2008-06-04 Richard Guenther <rguenther@suse.de>
2443 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2444 (is_call_clobbered): Always check var_ann->call_clobbered.
2445 (mark_call_clobbered): Always set var_ann->call_clobbered.
2446 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2447 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2448 (reset_alias_info): Clear call clobbering info on MTAGs and
2450 (set_pt_anything): Set pt_global_mem.
2451 (create_tag_raw): Adjust comment.
2452 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2454 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2455 Maxim Kuvyrkov <maxim@codesourcery.com>
2457 * config/m68k/m68k.opt (mxgot): New option.
2458 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2459 (m68k_output_addr_const_extra): New.
2460 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2461 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2462 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2463 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2465 2008-06-04 Richard Guenther <rguenther@suse.de>
2467 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2468 negative or non-representable offsets.
2470 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2472 * config/i386/i386.c (ix86_gen_leave): New.
2473 (ix86_gen_pop1): Likewise.
2474 (ix86_gen_add3): Likewise.
2475 (ix86_gen_sub3): Likewise.
2476 (ix86_gen_sub3_carry): Likewise.
2477 (ix86_gen_one_cmpl2): Likewise.
2478 (ix86_gen_monitor): Likewise.
2479 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2480 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2481 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2482 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2483 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2484 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2485 (ix86_expand_epilogue): Updated.
2486 (print_operand): Handle integer register operand for 'z'.
2487 (ix86_expand_strlensi_unroll_1): Likewise.
2488 (ix86_expand_strlen): Likewise.
2489 (ix86_expand_builtin): Likewise.
2490 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2491 mov{q}/mov{l} and add{q}/add{l}.
2493 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2495 * config/i386/i386.md (P): New mode iterator.
2496 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2497 using P mode iterator.
2498 (DFmode push_operand splitter): Ditto.
2499 (XFmode push_operand splitter): Ditto.
2500 (DFmode float_extend SFmode push_operand splitter): Ditto.
2501 (XFmode float_extend SFmode push_operand splitter): Do not generate
2502 SImode pushes for 64bit target. Macroize Dimode and SImode
2503 pushes using P mode iterator.
2504 (XFmode float_extend DFmode push_operand splitter): Ditto.
2506 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2508 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2509 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2510 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2512 (ix86_call_abi_override): Remove check for call_used_regs.
2514 2008-06-03 Richard Guenther <rguenther@suse.de>
2516 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2517 for the lhs of calls if the return type contains pointers.
2519 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2521 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2522 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2523 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2524 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2525 of cfun and DEFAULT_ABI to deceide abi mode.
2527 (REG_PARM_STACK_SPACE): Removed.
2528 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2529 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2530 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2531 (ix86_function_abi): Likewise.
2532 (ix86_function_type_abi): Likewise.
2533 (ix86_call_abi_override): Likewise.
2534 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2535 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2536 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2537 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2539 (X86_64_REGPARM_MAX): New.
2540 (X86_64_SSE_REGPARM_MAX): New.
2541 (X64_REGPARM_MAX): New.
2542 (X64_SSE_REGPARM_MAX): New.
2543 (X86_32_REGPARM_MAX): New.
2544 (X86_32_SSE_REGPARM_MAX): New.
2545 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2546 (ix86_function_regparm): Handle user calling abi.
2547 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2548 by DEFAULT_ABI versus SYSV_ABI check.
2549 (ix86_reg_parm_stack_space): New.
2550 (ix86_function_type_abi): New.
2551 (ix86_call_abi_override): New.
2552 (ix86_function_abi): New.
2553 (ix86_cfun_abi): New.
2554 (init_cumulative_args): Call abi specific initialization.
2555 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2556 (function_arg_64): Extend SSE_REGPARM_MAX check.
2557 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2558 (ix86_pass_by_reference): Likewise.
2559 (ix86_function_value_regno_p): Likewise.
2560 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2561 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2562 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2563 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2564 (setup_incoming_varargs_64): Adjust regparm for call abi.
2565 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2566 (ix86_va_start): Likewise.
2567 (ix86_gimplify_va_arg): Likewise.
2568 (ix86_expand_prologue): Likewise.
2569 (output_pic_addr_const): Likewise.
2570 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2571 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2572 (x86_output_mi_thunk): Likewise.
2573 (x86_function_profiler): Likewise.
2574 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2575 (SYSV_ABI, MS_ABI): New constants.
2577 (init_regs): Add prototype of function in regclass.c file.
2578 (OVERRIDE_ABI_FORMAT): New.
2579 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2580 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2581 (OUTGOING_REG_PARM_STACK_SPACE): New.
2582 (ix86_reg_parm_stack_space): New prototype.
2583 (CUMULATIVE_ARGS): Add call_abi member.
2584 (machine_function): Add call_abi member.
2585 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2586 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2588 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2591 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2592 (avr_builtin_setjmp_frame_value): New function.
2593 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2594 (nonlocal_goto): Define.
2596 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2598 * config/mips/mips.c (mips_emit_loadgp): Return early if
2599 there is nothing do to, otherwise emit a blockage if
2600 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2601 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2603 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2605 * configure.ac: Drop unneeded backslash ending up in config.in.
2606 * acinclude.m4: Likewise.
2607 * config.in: Regenerate.
2609 2008-05-26 Jan Hubicka <jh@suse.cz>
2611 * predict.c (maybe_hot_frequency_p): Break out of...
2612 (maybe_hot_bb_p): ... here.
2613 (maybe_hot_edge_p): New.
2614 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2615 * basic-block.h (maybe_hot_edge_p): Declare.
2617 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2620 (*cmpfp_<mode>_cc): Ditto.
2621 (*fp_jcc_8<mode>_387): Ditto.
2622 (*fop_<MODEF:mode>_2_i387): Ditto.
2623 (*fop_<MODEF:mode>_3_i387): Ditto.
2624 (*fop_xf_2_i387): Ditto.
2625 (*fop_xf_3_i387): Ditto.
2627 2008-06-02 Tomas Bily <tbily@suse.cz>
2629 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2631 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2633 * config/mips/mips.c (mips_valid_offset_p): New function.
2634 (mips_valid_lo_sum_p): Likewise.
2635 (mips_classify_address): Use them.
2636 (mips_force_address): New function.
2637 (mips_legitimize_address): Use it.
2638 * config/mips/mips.md (MOVE128): New mode iterator.
2639 (movtf): Require TARGET_64BIT. Remove empty strings.
2640 (*movtf_internal): Rename to...
2641 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2642 of "R" and use {,fp}{load,store} attributes instead of "multi".
2643 Use a separate define_split.
2644 (*movtf_mips16): New pattern.
2646 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2648 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2649 * config/mips/mips.c (mips_expand_before_return): New function.
2650 (mips_expand_epilogue): Call it.
2651 * config/mips/mips.md (return): Turn into a define_expand.
2652 (*return): New insn.
2654 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2656 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2657 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2658 functions. Do not emit uses and clobbers of CONCATs; individually
2659 use and clobber their operands.
2660 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2661 gen_clobber, emit_use and gen_use.
2662 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2663 (expand_builtin_return): Likewise.
2664 * cfgbuild.c (count_basic_blocks): Likewise.
2665 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2666 * explow.c (emit_stack_restore): Likewise.
2667 * expmed.c (extract_bit_field_1): Likewise.
2668 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2669 (emit_move_multi_word, store_constructor): Likewise.
2670 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2671 (thread_prologue_and_epilogue_insns): Likewise.
2672 * lower-subreg.c (resolve_simple_move): Likewise.
2673 * optabs.c (widen_operand, expand_binop): Likewise.
2674 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2675 * reload.c (find_reloads): Likewise.
2676 * reload1.c (eliminate_regs_in_insn): Likewise.
2677 * stmt.c (expand_nl_goto_receiver): Likewise.
2678 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2679 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2680 * config/arm/arm.c (arm_load_pic_register): Likewise.
2681 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2682 * config/arm/arm.md (untyped_return): Likewise.
2683 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2684 * config/avr/avr.c (expand_prologue): Likewise.
2685 * config/bfin/bfin.c (do_unlink): Likewise.
2686 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2687 * config/cris/cris.c (cris_expand_prologue): Likewise.
2688 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2689 (machopic_legitimize_pic_address): Likewise.
2690 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2691 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2692 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2693 (ix86_expand_convert_uns_didf_sse): Likewise.
2694 (ix86_expand_vector_init_general): Likewise.
2695 * config/ia64/ia64.md (eh_epilogue): Likewise.
2696 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2697 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2698 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2699 (config/iq2000/iq2000.c): Likewise.
2700 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2701 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2702 (builtin_longjmp): Likewise.
2703 * config/mn10300/mn10300.md (call, call_value): Likewise.
2704 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2705 * config/pdp11/pdp11.md (abshi2): Likewise.
2706 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2707 * config/s390/s390.c (s390_emit_prologue): Likewise.
2708 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2709 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2710 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2711 * config/sh/sh.c (prepare_move_operands): Likewise.
2712 (output_stack_adjust, sh_expand_epilogue): Likewise.
2713 (sh_set_return_address, sh_expand_t_scc): Likewise.
2714 * config/sparc/sparc.c (load_pic_register): Likewise.
2715 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2716 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2717 * config/v850/v850.c (expand_epilogue): Likewise.
2719 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2721 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2722 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2723 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2724 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2725 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2726 stack pointer register.
2727 (output_movhi): Remove code for interrupt specific writing to the
2728 stack pointer register.
2730 2008-05-31 Richard Guenther <rguenther@suse.de>
2732 PR tree-optimization/34244
2733 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2734 (tree_expr_nonzero_warnv_p): Likewise.
2735 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2736 ssa_name_nonnegative_p.
2737 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2738 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2739 not tree_expr_nonzero_warnv_p.
2741 PR tree-optimization/36262
2743 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2745 PR tree-optimization/34244
2746 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2747 (record_numbers_of_iterations): New function.
2748 (execute_vrp): Cache the numbers of iterations of loops.
2749 * tree-scalar-evolution.c (scev_reset_except_niters):
2751 (scev_reset): Use scev_reset_except_niters.
2752 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2754 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2756 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2757 __WORKAROUND_RETS when appropriate.
2759 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2761 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2762 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2764 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2765 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2766 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2767 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2768 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2769 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2770 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2771 *fop_df_1_sse insn patterns using MODEF mode iterator.
2772 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2773 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2774 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2775 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2776 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2777 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2778 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2779 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2780 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2781 (*fop_xf_5_i387): Ditto.
2782 (*fop_xf_6_i387): Ditto.
2784 2008-05-30 Richard Guenther <rguenther@suse.de>
2786 * builtins.c (build_string_literal): Avoid generating
2787 a non-gimple_val result.
2789 2008-05-30 DJ Delorie <dj@redhat.com>
2791 * exec-tool.in: Use an environment variable (private) instead of a
2792 file (shared) as a semaphore, so as to not break parallel builds.
2794 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2796 * optabs.c (maybe_encapsulate_block): Remove.
2797 (emit_libcall_block): Adjust accordingly.
2798 * optabs.h (maybe_encapsulate_block): Remove prototype.
2800 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2801 Don't use maybe_encapsulate_block.
2803 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2805 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2806 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2807 rtx is a SYMBOL_REF before calling get_pool_constant.
2809 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2811 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2813 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2815 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2816 rather than OS names to choose INO_T_EQ definition.
2817 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2818 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2820 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2823 * config/darwin-f.c: New.
2824 * config/t-darwin: Added rule to build darwin-f.o.
2825 * config.gcc: Defined new variable, fortran_target_objs.
2826 (*-*-darwin*): Set fortran_target_objs.
2827 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2828 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2829 * configure: Regenerated.
2831 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2834 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2835 canonical type if needed.
2837 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2839 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2841 2008-05-29 Richard Guenther <rguenther@suse.de>
2843 PR tree-optimization/36343
2844 PR tree-optimization/36346
2845 PR tree-optimization/36347
2846 * tree-flow.h (clobber_what_p_points_to): Declare.
2847 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2848 pointed-to variable is dereferenced is irrelevant to whether
2849 the pointer can access the pointed-to variable.
2850 (clobber_what_p_points_to): New function.
2851 * tree-ssa-alias.c (set_initial_properties): Use it.
2852 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2853 call clobber check for NMTs.
2855 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2857 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2858 for printing gcov_type.
2860 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2862 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2863 and the eh region information.
2864 * value-prof.c (gimple_move_stmt_histograms): New function.
2865 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2867 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2869 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2871 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2873 * value-prof.c (tree_ic_transform): Print counts.
2874 * tree-profile.c (tree_gen_ic_func_profiler):
2875 Clear __gcov_indreict_call_callee variable to avoid misattribution
2878 2008-05-28 Rafael Espindola <espindola@google.com>
2880 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2883 2008-05-28 Richard Guenther <rguenther@suse.de>
2885 PR tree-optimization/36339
2886 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2887 and clobbering code out of the loop.
2889 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2891 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2894 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2895 s390_contiguous_bitmask_p, s390_symref_operand_p,
2896 s390_check_symref_alignment, s390_reload_larl_operand,
2897 s390_reload_symref_address): New functions.
2898 (s390_branch_condition_mnemonic): Support compare and branch
2900 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2901 and 'W' constraints.
2902 (s390_secondary_reload): Add secondary reloads for unaligned
2903 symbol refs or symbol refs to floating point or QI/TI mode
2905 (legitimate_address_p): Accept symbol references as addresses.
2906 (s390_expand_insv): Use rotate and insert selected bits
2907 instruction for insv when building for z10.
2908 (print_operand_address): Handle symbol ref addresses.
2909 (print_operand): Output modifier 'c' added for signed byte values.
2910 (s390_encode_section_info): Mark symbol refs with
2911 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2913 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2914 (length attribute): RRF, RRR have 4 byte length.
2915 (FPALL, INTALL): New mode iterators added.
2916 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2917 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2918 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2919 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2920 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2921 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2922 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2923 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2925 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2926 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2927 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2928 reload<INTALL:mode><P:mode>_toreg_z10,
2929 reload<FPALL:mode><P:mode>_tomem_z10,
2930 reload<FPALL:mode><P:mode>_toreg_z10,
2931 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2932 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2933 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2934 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2936 (movmem, clrmem, cmpmem): New splitters added.
2938 * config/s390/predicates.md (larl_operand): Use
2939 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2940 SYMBOL_REF_ALIGN1_P.
2941 (s390_signed_integer_comparison,
2942 s390_unsigned_integer_comparison): New predicates.
2944 * config/s390/s390-protos.h (s390_check_symref_alignment,
2945 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2946 s390_reload_symref_address,
2947 s390_compare_and_branch_condition_mask): Prototypes added.
2949 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2950 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2951 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2953 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2955 * config/s390/s390.c (z10_cost): New cost function for z10.
2956 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2957 (s390_issue_rate): Adjust issue rate for z10.
2958 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2959 (processor_flags): Add PF_Z10.
2960 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2961 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2962 * gcc/config.gcc: Add z10.
2964 2008-05-28 Richard Guenther <rguenther@suse.de>
2966 PR tree-optimization/36291
2967 * tree-flow. h (struct gimple_df): Remove var_anns member.
2968 * tree-flow-inline.h (gimple_var_anns): Remove.
2969 (var_ann): Simplify.
2970 * tree-dfa.c (create_var_ann): Simplify.
2971 (remove_referenced_var): Clear alias info from var_anns of globals.
2972 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2973 (delete_tree_ssa): Clear alias info from var_anns of globals.
2974 Do not free var_anns.
2975 (var_ann_eq): Remove.
2976 (var_ann_hash): Likewise.
2978 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2980 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2981 and loongson2f entries.
2982 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2983 * config/mips/mips.h (processor_type): Add Loongson-2E
2984 and Loongson-2F entries.
2985 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2986 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2987 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2988 * doc/invoke.texi (MIPS Options): Document loongson2e
2989 and loongson2f processor names.
2991 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2995 * config/i386/i386.c (ix86_function_arg_boundary): Use
2996 alignment of canonical type.
2997 (ix86_expand_vector_move): Check unaligned memory access for
3000 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3002 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3003 Moved to the front of file.
3005 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3006 H.J. Lu <hongjiu.lu@intel.com>
3008 * dwarf2out.c (current_fde): New.
3010 (lookup_cfa:): Likewise.
3011 (dwarf2out_end_epilogue): Likewise.
3012 (dwarf2out_note_section_used): Likewise.
3014 2008-05-27 Michael Matz <matz@suse.de>
3017 * c.opt (Wenum-compare): New warning option.
3018 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3020 2008-05-27 Michael Matz <matz@suse.de>
3023 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3025 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3026 into memory as tail calls.
3028 2008-05-27 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/36339
3031 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3032 pointers cause all addressable variables to be call clobbered.
3034 2008-05-27 Richard Guenther <rguenther@suse.de>
3036 PR tree-optimization/36245
3037 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3039 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3041 * config/s390/s390.md: Replace all occurences of the 'm'
3042 constraint with 'RT'.
3044 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3046 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3048 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3050 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3051 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3052 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3054 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3056 * reload.c: (find_reloads): Skip alternatives according to the
3057 "enabled" attribute. Constify the constraint variable.
3058 * recog.c (get_attr_enabled): Add default implementation.
3059 (extract_insn): Set the alternative_enabled_p array
3060 in the recog_data struct.
3061 (preprocess_constraints, constrain_operands): Skip
3062 alternatives according to the "enabled" attribute
3063 * recog.h (struct recog_data): New field alternative_enabled_p.
3064 (skip_alternative): New inline function.
3065 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3066 (record_reg_classes): Skip alternative according to the
3067 "enabled" attribute.
3069 * doc/md.texi: Add documention for the "enabled" attribute.
3071 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3073 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3074 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3075 constraint with TARGET_MEM_CONSTRAINT.
3076 * recog.c (asm_operand_ok, preprocess_constraints,
3077 constrain_operands): Likewise.
3078 * regclass.c (record_reg_classes): Likewise.
3079 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3080 * reload1.c (maybe_fix_stack_asms): Likewise.
3081 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3082 * recog.h: Adjust comment.
3083 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3084 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3085 * doc/md.texi: Add a note to description of 'm' constraint.
3086 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3088 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3090 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3091 that the bitfield is of integral type before testing its precision.
3093 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3094 Sa Liu <saliu@de.ibm.com>
3096 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3097 __modti3, __udivti3, __umodti3 and __udivmodti4.
3098 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3099 that implement TImode mul and div functions.
3100 * config/spu/multi3.c: New. Implement __multi3.
3101 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3102 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3105 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3107 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3108 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3109 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3110 tls_sysv_suffix): New mode and mode attribute iterators.
3111 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3112 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3113 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3114 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3115 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3118 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3120 PR tree-optimization/36329
3121 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3122 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3123 * cgraphbuild.c (initialize_inline_failed): Use the latter
3124 macro in lieu of the former.
3125 * ipa-inline.c (cgraph_mark_inline): Likewise.
3126 (cgraph_decide_inlining_of_small_function): Likewise.
3127 (cgraph_decide_inlining): Likewise.
3128 (cgraph_decide_inlining_incrementally): Likewise.
3130 2008-05-26 Tristan Gingold <gingold@adacore.com>
3131 Anatoly Sokolov <aesok@post.ru>
3133 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3134 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3135 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3136 optimization for 'avr6' architecture.
3138 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3141 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3143 2008-05-26 Richard Guenther <rguenther@suse.de>
3145 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3146 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3148 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3151 * caller-save.c (insert_restore): Verify alignment of spill space.
3152 (insert_save): Likewise.
3153 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3154 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3155 (STACK_SLOT_ALIGNMENT): Likewise.
3156 * function.c (LOCAL_ALIGNMENT): Removed.
3157 (get_stack_local_alignment): New.
3158 (assign_stack_local): Use it. Set alignment on stack slot.
3159 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3160 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3161 (STACK_SLOT_ALIGNMENT): New.
3162 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3163 stack slot in XFmode.
3165 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3167 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3170 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3171 argument operand in rax isn't removed.
3173 2008-05-26 Richard Guenther <rguenther@suse.de>
3176 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3177 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3179 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3182 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3184 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3186 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3187 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3189 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3191 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3192 build a trampoline if we don't want one.
3193 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3194 return zero for nested functions if we don't want a trampoline.
3196 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3198 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3200 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3203 * c.opt: Removed undocumented option '-lang-fortran'.
3204 * c-common.h: Removed global variable 'lang_fortran'.
3205 * c-opts.c (c_common_handle_option): Removed code to handle
3206 option '-lang-fortran'. Updated includes.
3207 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3208 definition of '__GFORTRAN__'.
3209 (define__GNUC__): Reimplemented to use BASEVER and
3210 cpp_define_formatted.
3211 (builtin_define_with_value_n): Removed.
3212 * c-incpath.h: Renamed to ...
3213 * incpath.h: ... this.
3214 * c-incpath.c: Renamed to ...
3215 * incpath.c: ... this. Updated includes.
3216 * fix-header.c: Updated includes.
3217 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3218 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3219 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3221 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3223 * tree.h: Update the table of flags used on tree nodes.
3224 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3225 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3226 (FORCED_LABEL): Add access check.
3227 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3228 (ASM_INPUT_P): Likewise.
3229 (ASM_VOLATILE_P): Likewise.
3230 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3231 (OMP_SECTION_LAST): Access private_flag directly.
3232 (OMP_RETURN_NOWAIT): Likewise.
3233 (OMP_PARALLEL_COMBINED): Likewise.
3234 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3235 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3236 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3237 deprecated_flag directly.
3239 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3241 * final.c (frame_pointer_needed): Removed.
3242 * flags.h (frame_pointer_needed): Likewise.
3244 * function.h (rtl_data): Add frame_pointer_needed.
3245 (frame_pointer_needed): New.
3247 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3249 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3251 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3253 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3256 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3258 * c-common.c (strip_array_types): Move function to..
3260 (get_inner_array_type): Delete.
3261 * c-common.h (strip_array_types): Move declaration to..
3263 (get_inner_array_type): Delete.
3264 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3265 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3266 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3267 * config/pa/pa.c (emit_move_sequence): Likewise.
3269 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3271 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3274 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3276 * function.c: Include target hook for nonlocal_goto frame value.
3278 2008-05-24 Richard Guenther <rguenther@suse.de>
3280 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3281 variable can be only accessed through a pointer or a union.
3283 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3286 * doc/extend.texi: Likewise.
3288 2008-05-23 DJ Delorie <dj@redhat.com>
3290 * config/m32c/jump.md (untyped_call): Add.
3292 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3294 (m32c_address_cost): Detail costs for indirect offsets.
3296 2008-05-23 Rafael Espindola <espindola@google.com>
3298 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3299 if a node is a SUBREG.
3300 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3303 2008-05-23 Paul Brook <paul@codesourcery.com>
3304 Carlos O'Donell <carlos@codesourcery.com>
3306 * doc/extend.texi: Clarify use of __attribute__((naked)).
3307 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3308 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3309 * function.c (use_register_for_decl): Use
3310 targetm.calls.allocate_stack_slots_for_args.
3311 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3312 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3313 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3315 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3317 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3319 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3321 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3322 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3323 is only rounded once.
3325 2008-05-23 Richard Guenther <rguenther@suse.de>
3327 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3329 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3330 Jakub Jelinek <jakub@redhat.com>
3333 * configure.ac: Handle --enable-cld.
3334 * configure: Regenerated.
3335 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3336 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3337 (ix86_current_function_needs_cld): New define.
3338 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3339 (cld): New isns pattern.
3340 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3341 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3342 * config/i386/i386.opt (mcld): New option.
3343 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3344 TARGET_CLD and ix86_current_function_needs_cld.
3345 (override_options): Use -mcld by default for 32-bit code if
3348 * doc/install.texi (Options specification): Document --enable-cld.
3349 * doc/invoke.texi (Machine Dependent Options)
3350 [i386 and x86-64 Options]: Add -mcld option.
3351 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3353 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3354 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3355 (return_in_memory_64): Likewise.
3356 (return_in_memory_ms_64): Likewise.
3358 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3360 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3361 * builtins.c (fold_builtin_fpclassify): New.
3362 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3363 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3364 * c-common.c (handle_type_generic_attribute): Adjust to accept
3365 fixed arguments before an elipsis.
3366 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3367 * doc/extend.texi: Document __builtin_fpclassify.
3369 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3371 * omp-low.c (gate_expand_omp_ssa): Remove.
3372 (pass_expand_omp_ssa): Remove.
3373 (gate_expand_omp): Do not check for flag_openmp_ssa.
3374 * common.opt (-fopenmp-ssa): Remove.
3375 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3377 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3379 * config/sh/sh.opt (mfixed-range): New option.
3380 * config/sh/sh-protos.h (sh_fix_range): Declare.
3381 * config/sh/sh.c (sh_fix_range): New function.
3382 * config/sh/sh.h (sh_fixed_range_str): Declare.
3383 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3385 * doc/invoke.texi (SH Options): Document -mfixed-range.
3387 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3389 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3390 it before the redeclaration.
3392 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3394 * config/avr/avr.c (get_sequence_length): Add new function.
3395 (expand_prologue, expand_epilogue): Remove duplicate code.
3397 2008-05-22 Rafael Espindola <espindola@google.com>
3399 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3402 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3404 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3405 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3407 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3408 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3409 (vect_update_misalignment_for_peel): Likewise.
3410 (vector_alignment_reachable_p): Likewise.
3411 * tree-vect-transform.c (vectorizable_load): Likewise.
3412 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3413 (get_vectype_for_scalar_type): Pass mode of scalar_type
3414 to UNITS_PER_SIMD_WORD.
3416 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3417 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3418 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3419 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3420 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3422 2008-05-22 Ira Rosen <irar@il.ibm.com>
3424 PR tree-optimization/36293
3425 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3426 if the first load must be skipped because of a gap.
3428 2008-05-22 Richard Guenther <rguenther@suse.de>
3430 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3431 more cases of offset disambiguation that is possible if
3432 strict-aliasing rules apply.
3433 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3434 for basic offset and type-based disambiguation.
3436 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3438 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3439 ix86_expand_vector_set on V16QImode for SSE4.1.
3441 2008-05-21 Tom Tromey <tromey@redhat.com>
3443 * c.opt (Wimport): Mark as undocumented.
3444 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3446 (Warning Options): Likewise.
3447 * doc/cppopts.texi: Don't mention -Wimport.
3449 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3451 PR tree-optimization/36287
3452 PR tree-optimization/36286
3453 * lambda-code.c (build_access_matrix): Do not use the loop->num
3454 for computing the number of induction variables: use the loop depth
3457 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3460 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3461 option -f(no-)leading-underscore.
3463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3465 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3466 GET_MODE_NUNITS (mode).
3468 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3470 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3471 (-mmulhw): Add 464 to description.
3472 (-mdlmzb): Likewise.
3473 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3474 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3476 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3477 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3478 * config/rs6000/rs6000.md: Update comments for 464.
3480 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3482 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3484 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3486 * config/i386/sse.md (vec_extractv4sf): Removed.
3487 (vec_extractv2df): Likewise.
3488 (vec_extractv2di): Likewise.
3489 (vec_extractv4si): Likewise.
3490 (vec_extractv8hi): Likewise.
3491 (vec_extractv16qi): Likewise.
3492 (vec_extract<mode>): New.
3494 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3496 * config/i386/sse.md (vec_setv4sf): Removed.
3497 (vec_setv2df): Likewise.
3498 (vec_setv2di): Likewise.
3499 (vec_setv4si): Likewise.
3500 (vec_setv8hi): Likewise.
3501 (vec_setv16qi): Likewise.
3502 (vec_set<mode>): New.
3504 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3506 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3507 goto for vec_concat and vec_interleave.
3509 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3511 * config/i386/sse.md (vec_initv4sf): Removed.
3512 (vec_initv2df): Likewise.
3513 (vec_initv2di): Likewise.
3514 (vec_initv4si): Likewise.
3515 (vec_initv8hi): Likewise.
3516 (vec_initv16qi): Likewise.
3517 (vec_init<mode>): New.
3519 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3521 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3523 2008-05-21 Tom Tromey <tromey@redhat.com>
3525 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3526 (zone_find_object_offset): Likewise.
3527 (gt_ggc_m_S): Likewise.
3528 (highest_bit): Likewise.
3529 * ggc-page.c (gt_ggc_m_S): New function.
3530 * stringpool.c (string_stack): Remove.
3531 (init_stringpool): Update.
3532 (ggc_alloc_string): Use ggc_alloc.
3533 (maybe_delete_ident): New function.
3534 (ggc_purge_stringpool): Likewise.
3535 (gt_ggc_m_S): Remove.
3536 * ggc-common.c (ggc_protect_identifiers): New global.
3537 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3538 ggc_protect_identifiers.
3539 * ggc.h (ggc_protect_identifiers): Declare.
3540 (gt_ggc_m_S): Update.
3541 (ggc_purge_stringpool): Declare.
3542 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3543 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3545 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3547 2008-05-21 David S. Miller <davem@davemloft.net>
3549 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3552 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3554 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3557 2008-05-20 David Daney <ddaney@avtrex.com>
3559 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3560 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3561 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3562 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3563 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3564 (atomic_hiqi_op): New define_code_iterator.
3565 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3566 mips_expand_compare_and_swap_12.
3567 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3568 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3569 (sync_<optab><mode>, sync_old_<optab><mode>,
3570 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3571 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3572 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3573 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3574 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3575 (test_and_set_12): New insn.
3576 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3577 sync_new_<optab><mode>, sync_old_nand<mode>,
3578 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3579 clobber to operand 0 for SI and DI mode insns.
3580 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3581 mips_gen_fn_4): New typedefs.
3582 (mips_gen_fn_ptrs): Define new union type.
3583 (mips_expand_compare_and_swap_12): Remove declaration.
3584 (mips_expand_atomic_qihi): Declare function.
3585 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3586 (mips_expand_atomic_qihi): ... this. Use new generator function
3588 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3589 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3590 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3591 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3592 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3593 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3594 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3595 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3596 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3597 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3600 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3602 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3605 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3607 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3608 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3609 (avr_attribute_table): Add 'OS_main' function attribute.
3610 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3611 functions with 'OS_main' attribute.
3613 2008-05-20 Richard Guenther <rguenther@suse.de>
3615 PR tree-optimization/35204
3616 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3617 helper, split out from ...
3618 (DFS): ... here. Make the DFS walk non-recursive.
3620 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3621 Jan Sjodin <jan.sjodin@amd.com>
3623 PR tree-optimization/36181
3624 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3625 (parallelize_loops): Don't parallelize when the loop has vector
3628 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3629 Sebastian Pop <sebastian.pop@amd.com>
3631 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3632 matrix, and never look at the tree representation of the memory
3634 (linear_transform_loops): Computes parameters and access matrices.
3635 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3637 (access_matrix_get_index_for_parameter): New.
3638 * tree-data-ref.h (struct access_matrix): New.
3639 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3640 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3641 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3642 am_vector_index_for_loop): New.
3643 (struct data_reference): Add field access_matrix.
3644 (DR_ACCESS_MATRIX): New.
3645 (compute_data_dependences_for_loop): Update declaration.
3646 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3647 * lambda.h (lambda_vector_vec_p): Declared.
3648 * lambda-code.c: Depend on pointer-set.h.
3649 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3650 av_for_af_base, av_for_af, build_access_matrix,
3651 lambda_compute_access_matrices): New.
3652 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3654 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3656 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3659 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3660 Sebastian Pop <sebastian.pop@amd.com>
3662 PR tree-optimization/36206
3663 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3665 (instantiate_scev_1): Rename flags to fold_conversions.
3666 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3667 outeside instantiation_loop.
3668 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3669 (evolution_function_is_affine_or_constant_p): Removed.
3670 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3672 (analyze_siv_subscript): Pass in the loop nest number.
3673 Call evolution_function_is_affine_in_loop instead of
3674 evolution_function_is_affine_p.
3675 (analyze_overlapping_iterations): Pass in the loop nest number.
3677 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3678 Sebastian Pop <sebastian.pop@amd.com>
3680 PR tree-optimization/36206
3681 * tree-chrec.h (chrec_fold_op): New.
3682 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3685 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3687 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3689 (remove_duplicates): Do not set inode on non-inode systems.
3692 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3694 * config.gcc (tm_file): Update comments about relative pathnames.
3696 2008-05-20 Richard Guenther <rguenther@suse.de>
3698 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3699 * tree-ssa-sccvn.c (process_scc): Likewise.
3700 * tree-ssa-sink.c (execute_sink_code): Likewise.
3701 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3702 * tree-vrp.c (process_assert_insertions): Likewise.
3703 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3704 (perform_tree_ssa_dce): Likewise.
3705 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3706 (dump_dominator_optimization_stats): Likewise.
3707 * tree-vectorizer.c (vectorize_loops): Likewise.
3709 2008-05-20 Richard Guenther <rguenther@suse.de>
3711 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3713 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3715 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3716 (ix86_i386elf_return_in_memory): Likewise.
3717 (ix86_i386interix_return_in_memory): Likewise.
3718 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3719 (SUBTARGET_RETURN_IN_MEMORY): New.
3720 * config/i386/i386elf.h: Likewise.
3721 * config/i386/ptx4-i.h: Likewise.
3722 * config/i386/sol2-10.h: Likewise.
3723 * config/i386/sysv4.h: Likewise.
3724 * config/i386/vx-common.h: Likewise.
3725 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3726 * config/i386/i386.c (ix86_return_in_memory): Made static and
3727 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3728 (ix86_i386elf_return_in_memory): Removed.
3729 (ix86_i386interix_return_in_memory): Removed.
3730 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3731 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3733 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3735 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3737 2008-05-19 Xinliang David Li <davidxl@google.com>
3739 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3741 * common.opt: Ditto.
3742 * doc/invoke.texi: Ditto.
3744 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3746 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3747 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3749 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3751 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3752 sizes of operand array from 8/4 to 4/2.
3753 (ix86_expand_vector_init_general): Change size of operand array
3754 from 32 to 16. Remove op0, op1 and half_mode.
3756 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3758 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3759 (ix86_expand_vector_init_interleave): Likewise.
3760 (ix86_expand_vector_init_general): Use them. Assert
3761 word_mode == SImode when n_words == 4.
3763 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3765 * config/i386/i386.c (ix86_secondary_reload): New static function.
3766 (TARGET_SECONDARY_RELOAD): New define.
3767 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3768 * config/i386/i386.md (reload_outqi): Remove.
3770 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3773 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3774 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3775 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3776 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3777 (fold_builtin_1): Likewise.
3778 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3779 c-common.c (check_builtin_function_arguments): Handle
3780 BUILT_IN_ISINF_SIGN.
3781 * doc/extend.texi: Document __builtin_isinf_sign.
3782 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3784 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3786 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3787 EH cleanup at the end of the pass, search for those that have been
3788 turned into forwarder blocks and do the cleanup on their successor.
3790 2008-05-18 Richard Guenther <rguenther@suse.de>
3792 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3793 pointers to sizetype and vice versa.
3795 2008-05-18 Xinliang David Li <davidxl@google.com>
3797 * gcc/tree-ssa-dce.c: Coding style fix.
3798 (check_pow): Documentation comment.
3799 (check_log): Documenation comment. Coding style fix.
3800 (is_unnecessary_except_errno_call): Ditto.
3801 (gen_conditions_for_pow): Ditto.
3802 (gen_conditions_for_log): Ditto.
3803 (gen_shrink_wrap_conditions): Ditto.
3804 (shrink_wrap_one_built_in_calls): Ditto.
3805 * gcc/doc/invoke.texi: Better documentation string.
3806 * ChangeLog: Fix wrong change log entries from
3807 May 17 checkin on function call DCE.
3809 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3811 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3813 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3815 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3816 * df-problems.c (simulation routines): Fixed block comment to
3817 properly say how to add forwards scanning functions.
3819 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3821 * tree-inline.c (setup_one_parameter): Remove dead code.
3823 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3825 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3826 a BIT_AND_EXPR only for an INTEGER_TYPE.
3828 2008-05-17 Xinliang David Li <davidxl@google.com>
3830 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3831 (check_pow, check_log, is_unnecessary_except_errno_call): New
3832 functions to check for eliminating math functions that are pure
3833 except for setting errno.
3834 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3835 general condition expressions for shrink-wrapping pow/log calls.
3836 (gen_shrink_wrap_conditions): Ditto.
3837 (shrink_wrap_one_built_in_call): Ditto.
3838 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3839 (mark_operand_necessary): If debugging, output if OP is necessary.
3840 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3842 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3844 * gcc/common.opt: New user flag -ftree-builtin-dce.
3845 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3847 2008-05-16 David S. Miller <davem@davemloft.net>
3849 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3850 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3852 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3855 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3857 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3859 * ifcvt.c (dead_or_predicable): Rename
3860 df_simulate_one_insn_backwards to df_simulate_one_insn.
3861 * recog.c (peephole2_optimize): Ditto.
3862 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3864 * df.h: Rename df_simulate_one_insn_backwards to
3865 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3866 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3867 scanning of defs and uses.
3868 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3869 (df_simulate_one_insn_forwards): Removed.
3871 2008-05-16 Doug Kwan <dougkwan@google.com>
3873 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3875 (real_from_string): Handle NaNs and Inf as approriate.
3877 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3879 * doc/gty.texi (Source Files Containing Type Information): Note
3880 that headers should appear first in the gtfiles list.
3882 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3884 * tree.def (COND_EXEC): Properly documented this code.
3886 2008-05-16 Diego Novillo <dnovillo@google.com>
3888 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3889 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3892 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3894 * tree-ssa-dse (max_stmt_uid): Removed.
3895 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3896 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3897 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3898 * function.h (cfun.last_stmt_uid): New field.
3899 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3900 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3902 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3903 (create_stmt_ann): Initialize the ann->uid field.
3904 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3906 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3908 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3910 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3911 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3912 (init_empty_tree_cfg): Call it.
3914 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3916 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3919 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3921 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3922 * tree-dump.c (dump_options): New verbose option.
3923 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3925 * tree-pass.h (TDF_VERBOSE): New dump flag.
3926 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3927 (tree-flow.h): Added include.
3928 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3930 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3932 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3934 From Jie Zhang <jie.zhang@analog.com>
3935 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3936 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3937 mcpu=bf561-none and mcpu=bf561-0.2.
3938 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3939 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3940 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3941 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3942 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3943 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3944 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3946 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3947 (cputype_selected): Remove.
3948 (bfin_handle_option): Don't use cputype_selected.
3949 (override_options): When no mcpu option, enable all workarounds.
3950 Don't use bfin_workarounds.
3951 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3953 (DEFAULT_CPU_TYPE): Don't define.
3955 2008-05-16 Richard Guenther <rguenther@suse.de>
3957 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3958 on deletion of the last stmt.
3960 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3962 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3963 V8HImode for SSE2 and V16QImode for SSE4.1.
3965 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3967 * cgraph.h (compute_inline_parameters): Made public.
3968 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3969 variable_generate_summary, function_write_summary,
3970 variable_write_summary, variable_read_summary. Added generate_summary,
3971 write_summary, read_summary.
3972 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3973 pass_ipa_inline.function_generate_summary, to
3974 compute_inline_parameters.
3975 * ipa-inline.c (compute_inline_parameters): Made public and added
3977 (compute_inline_parameters_for_current): New function.
3978 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3979 (inline_generate_summary): Removed parameter and made to loop over
3981 (pass_ipa_inline): Updated for new IPA_PASS structure.
3982 * passes.c (execute_ipa_summary_passes): Now is called once per
3983 pass rather than once per node*pass.
3985 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3987 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3988 avr_have_mul_p, avr_asm_only_p): Remove variables.
3989 (avr_override_options): Remove initialization of removed variables.
3990 (avr_file_start): Convert removed variables to fields of
3991 'struct base_arch_s *avr_current_arch'.
3992 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3993 (AVR_HAVE_MUL): (Ditto.).
3994 (AVR_HAVE_MOVW): (Ditto.).
3995 (AVR_HAVE_LPMX): (Ditto.).
3996 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3997 avr_asm_only_p): Remove declaration.
3999 2008-05-15 Diego Novillo <dnovillo@google.com>
4001 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4002 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4004 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4007 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4008 Don't call record_truncated_value from here.
4009 (record_truncated_value): Turn it into a for_each_rtx callback.
4010 (record_truncated_values): New function.
4011 (combine_instructions): Call note_uses with record_truncated_values.
4012 Change name of check_conversion to check_promoted_subreg.
4014 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4016 * doc/sourcebuild.texi: Document support for torture tests.
4018 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4020 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4021 to alternative 4 of operand 2.
4023 2008-05-15 Richard Guenther <rguenther@suse.de>
4025 * tree-pass.h (current_pass): Declare.
4026 (get_pass_for_id): Likewise.
4027 * passes.c (passes_by_id, passes_by_id_size): New globals.
4028 (set_pass_for_id): New function.
4029 (get_pass_for_id): Likewise.
4030 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4031 (execute_function_todo): Flush per function statistics.
4032 * toplev.c (compile_file): Init statistics.
4033 (general_init): Do early statistics initialization.
4034 (finalize): Finish statistics.
4035 * statistics.h (statistics_early_init): Declare.
4036 (statistics_init): Likewise.
4037 (statistics_fini): Likewise.
4038 (statistics_fini_pass): Likewise.
4039 (statistics_counter_event): Likewise.
4040 (statistics_histogram_event): Likewise.
4041 * statistics.c: New file.
4042 * Makefile.in (OBJS-common): Add statistics.o.
4043 (statistics.o): Add dependencies.
4044 * doc/invoke.texi (-fdump-statistics): Document.
4046 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4048 (execute_pre): Use statistics_counter_event.
4049 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4050 (substitute_and_fold): Increment it. Use statistics_counter_event.
4052 2008-05-15 Diego Novillo <dnovillo@google.com>
4054 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4056 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4057 * tree-ssa-alias.c (new_type_alias): Remove references to
4058 sub-variables from comment.
4059 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4061 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4063 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4064 attribute to 1 only for insertps alternative.
4066 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4068 * config/bfin/bfin.md (loadbytes): New pattern.
4069 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4070 (bfin_init_builtins): Initialize it.
4071 (bdesc_1arg): Add it.
4073 2008-05-15 Sa Liu <saliu@de.ibm.com>
4075 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4076 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4077 * testsuite/lib/target-supports.exp: Add
4078 check_effective_target_fortran_integer_16.
4080 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4082 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4083 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4084 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4085 (TARGET_RETURN_IN_MEMORY): Define.
4087 2008-05-15 Richard Guenther <rguenther@suse.de>
4090 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4091 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4092 represent unmodifiable vars.
4094 2008-05-15 Richard Guenther <rguenther@suse.de>
4096 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4097 INDIRECT_REF and TARGET_MEM_REF.
4098 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4101 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4102 H.J. Lu <hongjiu.lu@intel.com>
4104 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4105 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4106 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4107 insn alternatives. Add missing alternatives.
4108 (*vec_concatv2di_rex64_sse4_1): Likewise.
4109 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4110 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4113 2008-05-15 Richard Guenther <rguenther@suse.de>
4115 PR tree-optimization/36009
4116 PR tree-optimization/36204
4117 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4118 (determine_invariantness_stmt): Record the loop a store is
4120 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4123 2008-05-15 Richard Guenther <rguenther@suse.de>
4125 PR tree-optimization/34330
4126 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4127 through the pointer will alias the SMT.
4129 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4131 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4133 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4135 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4137 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4138 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4140 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4141 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4142 (vashl_optab): New optab for vector/vector shifts.
4143 (vashr_optab): Ditto.
4144 (vlshr_optab): Ditto.
4145 (vrotl_optab): Ditto.
4146 (vrotr_optab): Ditto.
4147 (optab_subtype): New enum for optab_for_tree_code call.
4148 (optab_for_tree_code): Add enum optab_subtype argument.
4150 * optabs.c (optab_for_tree_code): Take an additional argument to
4151 distinguish between a vector shift by a scalar and vector shift by
4152 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4153 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4154 vector shift by a vector.
4155 (expand_widen_pattern_expr): Pass additional argument to
4156 optab_for_tree_code.
4158 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4159 vrotl_optab, vrotr_optab.
4161 * expr.c (expand_expr_real_1): Update calls to
4162 optab_for_tree_code to distinguish between vector shifted by a
4163 scalar and vector shifted by a vector.
4164 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4165 (supportable_narrowing_operation): Ditto.
4166 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4167 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4168 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4169 (vect_create_epilog_for_reduction): Ditto.
4170 (vectorizable_reduction): Ditto.
4171 (vectorizable_operation): Ditto.
4172 (vect_strided_store_supported): Ditto.
4173 (vect_strided_load_supported): Ditto.
4174 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4175 * expmed.c (expand_shift): Ditto.
4177 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4179 (ashr@var{m}3): Ditto.
4180 (vashl@var{m}3): Document new vector/vector shift standard name.
4181 (vashr@var{m}3): Ditto.
4182 (vlshr@var{m}3): Ditto.
4183 (vrotl@var{m}3): Ditto.
4184 (vrotr@var{m}3): Ditto.
4186 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4187 (PPERM_INVERT): Ditto.
4188 (PPERM_REVERSE): Ditto.
4189 (PPERM_REV_INV): Ditto.
4190 (PPERM_ZERO): Ditto.
4191 (PPERM_ONES): Ditto.
4192 (PPERM_SIGN): Ditto.
4193 (PPERM_INV_SIGN): Ditto.
4194 (PPERM_SRC1): Ditto.
4195 (PPERM_SRC2): Ditto.
4197 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4198 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4199 allows a memory operand to be the value being added, and split it
4200 to improve vectorization.
4201 (sse5_pmacsdqh_mem): Ditto.
4202 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4203 (sse5_mulv2div2di3_high): Ditto.
4204 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4205 (vec_pack_trunc_v4si): Ditto.
4206 (vec_pack_trunc_v2di): Ditto.
4207 (sse5_pcmov_<mode>): Remove code that tried to use use
4208 andps/andnps instead of pcmov.
4209 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4210 pmacsdqh instructions.
4211 (vec_widen_smult_lo_v4si): Ditto.
4213 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4214 (PPERM_INVERT): Ditto.
4215 (PPERM_REVERSE): Ditto.
4216 (PPERM_REV_INV): Ditto.
4217 (PPERM_ZERO): Ditto.
4218 (PPERM_ONES): Ditto.
4219 (PPERM_SIGN): Ditto.
4220 (PPERM_INV_SIGN): Ditto.
4221 (PPERM_SRC1): Ditto.
4222 (PPERM_SRC2): Ditto.
4223 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4225 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4227 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4228 says ignore whether the last reference is a memory operand.
4230 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4231 Paolo Bonzini <bonzini at gnu dot org>
4233 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4236 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4237 (vlshr<mode>3): Rename from vlshr<mode>3.
4238 (vashr<mode>3): Rename from vashr<mode>3.
4239 (mulv4sf3): Change the names of vector shift patterns.
4243 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4246 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4271 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4272 (floatunssidf2_internal): Change vector/vector shift names.
4273 (floatunsdidf2_internal): Ditto.
4280 (vashl<mode>3): Rename from ashl<mode>3.
4281 (vashr<mode>3): Rename from ashr<mode>3.
4282 (vlshr<mode>3): Rename from lshr<mode>3.
4283 (vrotl<mode>3): Rename from rotl<mode>3.
4285 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4288 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4289 multiply gives the wrong value when doing widening multiplies.
4290 (vec_widen_smult_lo_v4si): Ditto.
4292 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4294 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4295 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4296 emit_library_call_value.
4297 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4298 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4299 * calls.c (initialize_argument_information, precompute_arguments,
4300 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4301 (precompute_arguments): Removed flags parameter.
4302 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4304 2008-05-14 Richard Guenther <rguenther@suse.de>
4306 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4307 Make sure to register the store if the use is a PHI_NODE.
4309 2008-05-14 Olivier Hainque <hainque@adacore.com>
4311 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4312 memory if the component is to be referenced in BLKmode according
4313 to get_inner_reference.
4315 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4317 * calls.c (emit_library_call_value_1): Restore code clearing
4318 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4320 2008-05-14 Olivier Hainque <hainque@adacore.com>
4321 Nicolas Roche <roche@adacore.com>
4323 * configure.ac: Add support for a "gcc_subdir" variable in
4324 config-lang.in, to denote a subdirectory where the language/GCC
4325 integration files are to be found.
4326 * configure: Regenerate.
4328 2008-05-14 Ira Rosen <irar@il.ibm.com>
4330 PR tree-optimization/36098
4331 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4332 value for the first load in the group in case of a gap.
4333 (vect_build_slp_tree): Check that there are no gaps in loads.
4335 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4337 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4338 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4339 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4340 emit_insn and remove unneeded code to construct extra args.
4341 (emit_no_conflict_block): Removed.
4342 * optabls.h: (emit_no_conflict_block): Removed.
4343 * cse.c (cse_extended_basic_block): Remove search for
4344 REG_NO_CONFLICT note.
4345 * global.c: Removed incorrect comment added in revision 117.
4346 * expr.c (convert_move): Change call to emit_no_conflict_block to
4348 * recog.c: Change comments so that they do not mention
4350 * local_alloc.c (combine_regs): Removed last parameter.
4351 (no_conflict_p): Removed.
4352 (block_alloc): Removed note, no_conflict_combined_regno and set
4353 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4354 (combine_regs): Removed already_dead and code to look for
4355 REG_NO_CONFLICT notes.
4356 * lower_subreg (remove_retval_note): Removed code to look for
4357 REG_NO_CONFLICT block.
4358 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4359 (resolve_clobber): Remove code to process libcalls that have
4360 REG_NO_CONFLICT notes.
4361 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4363 * combine.c (can_combine_p, distribute_notes): Removed
4364 REG_NO_CONFLICT case.
4365 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4367 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4368 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4370 * reg-notes.def (NO_CONFLICT): Removed.
4372 2008-05-14 David S. Miller <davem@davemloft.net>
4374 * config/sparc/sparc.c (sparc_profile_hook): If
4375 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4376 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4377 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4379 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4381 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4383 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4387 and op1 expansion before vector concat to have less live pseudos.
4389 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4391 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4392 ix86_expand_vector_set if supported.
4394 2008-05-13 Diego Novillo <dnovillo@google.com>
4395 Kenneth Zadeck <zadeck@naturalbridge.com>
4397 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4399 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4400 phinodes_print_statistics, init_ssanames, fini_ssanames,
4401 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4402 release_ssa_name, release_defs, replace_ssa_name_symbol,
4403 ssanames_print_statistics): Move ...
4404 * tree-flow.h: ... here.
4405 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4406 Use FN instead of cfun.
4407 (make_ssa_name_fn): Rename from make_ssa_name.
4408 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4409 * tree-flow-inline.h (make_ssa_name): Move from
4410 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4411 * omp-low.c (expand_omp_parallel):
4412 * tree-flow-inline.h (redirect_edge_var_map_result):
4413 * tree-ssa.c (init_tree_ssa): Add argument FN.
4414 Use it instead of cfun. Update all users.
4416 2008-05-13 Tom Tromey <tromey@redhat.com>
4418 PR preprocessor/22168:
4419 * doc/cpp.texi (Top): Update menu.
4420 (Alternatives to Wrapper #ifndef): New node.
4421 (Other Directives): Document deprecation.
4422 (Obsolete Features): Remove menu.
4423 (Assertions): Merge node into Obsolete Features.
4424 (Obsolete once-only headers): Move earlier; rename to Alternatives
4426 * doc/cppopts.texi: Update.
4427 * c.opt (Wdeprecated): Enable for C and ObjC.
4428 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4429 (C++ Dialect Options): Move -Wno-deprecated from here to...
4430 (Warning Options): ... here.
4432 2008-05-13 Richard Guenther <rguenther@suse.de>
4435 * fold-const.c (fold_sign_changed_comparison): Do not allow
4436 changes in pointer-ness.
4438 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4441 * config/sh/sh.c (sh_expand_prologue): Don't clear
4442 RTX_FRAME_RELATED_P for push insns.
4444 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4446 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4448 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4450 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4451 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4452 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4454 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4456 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4457 (*vec_concatv4sf_sse): This.
4458 (*sse2_concatv2si): Renamed to ...
4459 (*vec_concatv2si_sse2): This.
4460 (*sse1_concatv2si): Renamed to ...
4461 (*vec_concatv2si_sse): This.
4462 (*vec_concatv2di_rex): Renamed to ...
4463 (*vec_concatv2di_rex64): This.
4464 (*vec_concatv2si_sse4_1): New.
4465 (*vec_concatv2di_rex64_sse4_1): Likewise.
4467 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4469 PR rtl-optimization/36111
4470 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4471 that was created for swappable operands.
4473 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4476 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4477 * configure.ac: Add call to ACX_PROG_GNAT.
4479 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4481 * optc-gen.awk: Fix comment typo.
4483 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4485 * pretty-print.c (pp_integer_with_precision): Use
4486 HOST_LONG_LONG_FORMAT.
4488 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4490 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4492 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4494 * config/i386/i386.c (bdesc_ptest): Removed.
4495 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4496 (bdesc_args): Add __builtin_ia32_ptestz128,
4497 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4498 (ix86_init_mmx_sse_builtins): Updated.
4499 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4500 (ix86_expand_builtin): Updated.
4502 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4504 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4505 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4507 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4509 * value-prof.c (interesting_stringop_to_profile): Do not
4510 return early for BUILT_IN_MEMPCPY.
4512 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4514 * calls.c (expand_call): Don't use callgraph to increase
4515 preferred_stack_boundary.
4517 * cgraph.h (cgraph_rtl_info): Use unsigned on
4518 preferred_incoming_stack_boundary.
4520 * final.c (rest_of_clean_state): Use unsigned on
4521 preferred_stack_boundary.
4523 2008-05-09 Tom Tromey <tromey@redhat.com>
4525 PR preprocessor/22231:
4526 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4529 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4531 PR tree-optimization/36129
4532 * tree-ssa-ccp.c: Include value-prof.h.
4533 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4534 built-in function was folded to a constant.
4535 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4537 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4538 Sebastian Pop <sebastian.pop@amd.com>
4540 * tree-scalar-evolution.c: Document instantiate_scev.
4541 (instantiate_parameters_1): Renamed instantiate_scev_1.
4542 Don't use the same loop for instantiation_loop and evolution_loop.
4543 (instantiate_scev): New.
4544 (instantiate_parameters): Moved...
4545 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4546 same loop twice. Maintains the semantics for this function.
4547 * tree-scalar-evolution.h (instantiate_scev): Declare.
4548 (instantiate_parameters): ...here. Now static inline.
4549 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4550 instead of resolve_mixers.
4552 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4554 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4556 2008-05-09 Tomas Bily <tbily@suse.cz>
4558 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4559 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4560 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4561 * c-common.c (c_common_truthvalue_conversion): Likewise.
4562 * tree-object-size.c (compute_object_offset): Likewise.
4563 * tree-inline.c (estimate_num_insns_1): Likewise.
4564 * varasm.c (const_hash_1, compare_constant, copy_constant)
4565 (compute_reloc_for_constant, output_addressed_constants)
4566 (initializer_constant_valid_p): Likewise.
4567 * c-omp.c (check_omp_for_incr_expr): Likewise.
4568 * gimplify.c (gimplify_expr): Likewise.
4569 * c-typeck.c (c_finish_return): Likewise.
4570 * tree-vectorizer.c (supportable_widening_operation)
4571 (supportable_narrowing_operation): Likewise.
4572 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4573 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4574 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4575 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4576 (descr_info_loc): Likewise.
4577 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4578 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4579 (fold_unary): Likewise.
4580 * builtins.c (get_pointer_alignment): Likewise.
4581 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4582 (instantiate_parameters_1): Likewise.
4583 * tree.c (expr_align, stabilize_reference): Likewise.
4584 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4585 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4586 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4587 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4588 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4589 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4591 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4592 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4593 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4594 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4595 (forward_propagate_comparison)
4596 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4597 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4598 * emit-rtl.c (component_ref_for_mem_expr)
4599 (set_mem_attributes_minus_bitpos): Likewise.
4600 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4601 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4603 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4604 (build_function_call, pointer_diff, build_compound_expr)
4605 (c_finish_return): Likewise.
4606 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4607 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4609 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4610 * expr.c (is_aligning_offset): Likewise.
4611 * tree-ssa-alias.c (is_escape_site): Likewise.
4612 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4613 (check_all_va_list_escapes): Likewise.
4614 * tree-ssa-loop-ivopts.c (determine_base_object)
4615 (determine_common_wider_type): Likewise.
4616 * dojump.c (do_jump): Likewise.
4617 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4618 * tree-gimple.c (is_gimple_cast): Likewise.
4619 * fold-const.c (decode_field_reference, )
4620 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4621 (fold_binary): Likewise.
4622 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4623 (already_warned_in_frontend_p): Likewise.
4624 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4625 * tree.c (really_constant_p, get_unwidened): Likewise.
4626 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4627 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4628 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4630 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4632 (CONVERT_EXPR_P): Define.
4633 (CASE_CONVERT): Define.
4635 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4638 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4639 (delete_unmarked_insns): When deleting a call, call
4640 delete_unreachable_blocks.
4641 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4642 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4644 2008-05-08 Richard Guenther <rguenther@suse.de>
4646 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4647 (-ftree-salias): Likewise.
4648 (salias-max-implicit-fields): Remove param documentation.
4649 (salias-max-array-elements): Likewise.
4650 * tree-pass.h (pass_create_structure_vars): Remove.
4651 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4652 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4653 * tree-ssa-alias.c (create_structure_vars): Remove.
4654 (gate_structure_vars): Likewise.
4655 (pass_create_structure_vars): Likewise.
4656 (gate_build_alias): Likewise.
4657 (pass_build_alias): Adjust to run always and dump the function.
4658 * common.opt (ftree-salias): Hide.
4659 * passes.c (init_optimization_passes): Remove
4660 pass_create_structure_vars, adjust comment.
4661 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4662 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4663 * opts.c (decode_options): Do not set flag_tree_salias.
4664 (common_handle_option): Add OPT_ftree_salias to the backward
4665 compatibility section.
4667 2008-05-08 Richard Guenther <rguenther@suse.de>
4669 * tree-flow-inline.h (var_can_have_subvars): Move ...
4670 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4671 * tree-flow.h (var_can_have_subvars): Remove.
4672 (push_fields_onto_fieldstack): Remove.
4673 (sort_fieldstack): Likewise.
4674 (struct fieldoff): Move ...
4675 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4676 alias_set and base_for_components fields.
4677 (sort_fieldstack): Make static.
4678 (push_fields_onto_fieldstack): Likewise. Remove code that
4679 handles anything but RECORD_TYPEs. Remove alias_set and
4680 base_for_components handling.
4681 (create_variable_info_for): Adjust.
4683 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4685 * common.opt (Wframe-larger-than=): Shorten the help message
4687 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4689 2008-05-08 Rafael Espindola <espindola@google.com>
4691 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4693 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4694 trap and that both operands are gimple values.
4695 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4696 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4699 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4701 * read-rtl.c (join_c_conditions): Return the first string if the
4702 two strings are equal.
4704 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4706 * gensupport.h (pred_data): Add a "num_codes" field.
4707 (add_predicate_code): Declare.
4708 * gensupport.c (add_predicate_code): New function.
4709 (std_pred_table): Add an "allows_const_p" field.
4710 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4711 Remove the (incomplete) list of such codes from the codes field.
4712 (init_predicate_table): Use add_predicate_code. Add all
4713 RTX_CONST_OBJs if allows_const_p is true.
4714 * genrecog.c (process_define_predicate): Use add_predicate_code.
4716 2008-05-08 David Daney <ddaney@avtrex.com>
4717 Richard Sandiford <rsandifo@nildram.co.uk>
4719 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4720 special case of constant zero operands.
4721 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4722 old and new values. Special case constant zero values.
4723 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4725 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4726 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4728 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4731 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4732 similar RTX_CONST_OBJ before CONST_INT.
4734 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4736 * stmt.c (expand_stack_restore): Change sa mode if needed.
4738 2008-05-08 Richard Guenther <rguenther@suse.de>
4740 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4741 return type to bool.
4742 (ix86_sol10_return_in_memory): Likewise.
4743 (ix86_i386elf_return_in_memory): Likewise.
4744 (ix86_i386interix_return_in_memory): Likewise.
4745 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4746 (ix86_sol10_return_in_memory): Likewise.
4747 (ix86_i386elf_return_in_memory): Likewise.
4748 (ix86_i386interix_return_in_memory): Likewise.
4750 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4753 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4755 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4756 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4759 2008-05-08 Richard Guenther <rguenther@suse.de>
4761 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4762 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4763 (DR_SUBVARS): Remove.
4764 * tree-dfa.c (dump_subvars_for): Remove.
4765 (debug_subvars_for): Likewise.
4766 (dump_variable): Do not dump subvars.
4767 (remove_referenced_var): Do not remove subvars.
4768 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4769 (lookup_subvars_for_var): Remove.
4770 (get_subvars_for_var): Likewise.
4771 (get_subvars_at): Likewise.
4772 (get_first_overlapping_subvar): Likewise.
4773 (overlap_subvar): Likewise.
4774 * tree-flow.h (subvar_t): Remove.
4775 (struct var_ann_d): Remove subvars field.
4776 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4777 argument. Remove special handling of SFTs.
4778 (compute_tag_properties): Likewise.
4779 (set_initial_properties): Likewise.
4780 (compute_call_clobbered): Likewise.
4781 (count_mem_refs): Likewise.
4782 (compute_memory_partitions): Likewise.
4783 (compute_flow_insensitive_aliasing): Likewise.
4784 (setup_pointers_and_addressables): Likewise.
4785 (new_type_alias): Likewise.
4786 (struct used_part): Remove.
4787 (used_portions): Likewise.
4788 (struct used_part_map): Likewise.
4789 (used_part_map_eq): Likewise.
4790 (used_part_map_hash): Likewise.
4791 (free_used_part_map): Likewise.
4792 (up_lookup): Likewise.
4793 (up_insert): Likewise.
4794 (get_or_create_used_part_for): Likewise.
4795 (create_sft): Likewise.
4796 (create_overlap_variables_for): Likewise.
4797 (find_used_portions): Likewise.
4798 (create_structure_vars): Likewise.
4799 * tree.def (STRUCT_FIELD_TAG): Remove.
4800 * tree.h (MTAG_P): Adjust.
4801 (struct tree_memory_tag): Remove base_for_components and
4802 unpartitionable flags.
4803 (struct tree_struct_field_tag): Remove.
4804 (SFT_PARENT_VAR): Likewise.
4805 (SFT_OFFSET): Likewise.
4806 (SFT_SIZE): Likewise.
4807 (SFT_NONADDRESSABLE_P): Likewise.
4808 (SFT_ALIAS_SET): Likewise.
4809 (SFT_UNPARTITIONABLE_P): Likewise.
4810 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4811 (union tree_node): Remove sft field.
4812 * alias.c (get_alias_set): Remove special handling of SFTs.
4813 * print-tree.c (print_node): Remove handling of SFTs.
4814 * tree-dump.c (dequeue_and_dump): Likewise.
4815 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4816 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4817 * tree-predcom.c (set_alias_info): Do not set subvars.
4818 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4819 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4820 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4821 (add_vars_for_offset): Remove.
4822 (add_virtual_operand): Remove special handling of SFTs.
4823 (add_call_clobber_ops): Likewise.
4824 (add_call_read_ops): Likewise.
4825 (get_asm_expr_operands): Likewise.
4826 (get_modify_stmt_operands): Likewise.
4827 (get_expr_operands): Likewise.
4828 (add_to_addressable_set): Likewise.
4829 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4830 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4831 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4832 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4833 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4834 (tree_node_structure): Likewise.
4835 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4837 (find_what_p_points_to): Likewise.
4839 2008-05-08 Sa Liu <saliu@de.ibm.com>
4841 * config/spu/spu.md: Fixed subti3 pattern.
4843 2008-05-08 Richard Guenther <rguenther@suse.de>
4846 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4847 sure to create a representative for trailing arrays for PTA.
4849 2008-05-08 Richard Guenther <rguenther@suse.de>
4852 * fold-const.c (operand_equal_p): Two objects which types
4853 differ in pointerness are not equal.
4855 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4857 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4858 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4859 (emit_library_call_value_1): Add new variable fndecl initialized by
4860 NULL_TREE. It should be the decl type of orgfun, but this information
4861 seems not to be available here, so it uses the default calling abi.
4862 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4863 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4864 by TARGET_RETURN_IN_MEMORY.
4865 * config/i386/i386-interix.h: Likewise.
4866 * config/i386/i386.h: Likewise.
4867 * config/i386/i386elf.h: Likewise.
4868 * config/i386/ptx4-i.h: Likewise.
4869 * config/i386/sol2-10.h: Likewise.
4870 * config/i386/sysv4.h: Likewise.
4871 * config/i386/vx-common.h: Likewise.
4872 * config/cris/cris.h: Removed #if 0 clause.
4873 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4874 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4876 (ix86_sol10_return_in_memory): Likewise.
4877 (ix86_i386elf_return_in_memory): New.
4878 (ix86_i386interix_return_in_memory): New.
4879 * config/mt/mt-protos.h (mt_return_in_memory): New.
4880 * config/mt/mt.c: Likewise.
4881 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4882 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4883 * config/bfin/bfin.h: Likewise.
4884 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4886 * config/bfin/bfin.c: Likewise.
4887 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4888 * config/alpha/unicosmk.h: Likewise.
4889 * config/i386/cygming.h: Likewise.
4890 * config/iq2000/iq2000.h: Likewise.
4891 * config/mips/mips.h: Likewise.
4892 * config/mn10300/mn10300.h: Likewise.
4893 * config/rs6000/rs6000.h: Likewise.
4894 * config/score/score.h: Likewise.
4895 * config/spu/spu.h: Likewise.
4896 * config/v850/v850.h: Likewise.
4897 * defaults.h: Likewise.
4898 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4899 * expr.c (emit_block_move): Adjust use of
4900 OUTGOING_REG_PARM_STACK_SPACE.
4901 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4902 OUTGOING_REG_PARM_STACK_SPACE.
4903 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4905 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4907 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4908 on OMP_RETURN for OMP_FOR.
4911 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4912 (fortran_common): New function.
4913 (gen_variable_die): Call fortran_common instead of common_check,
4914 adjust for it returning tree instead of rtx. Formatting.
4916 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4920 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4921 * c-decl.c (merge_decls): Ditto.
4922 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4923 to RTL_CONST_OR_PURE_CALL_P.
4924 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4925 Initialized DECL_LOOPING_CONST_PURE.
4926 (process_call_operands): Set tree_side_effects properly.
4927 * tree.h (TREE_READONLY_DECL_P): Removed.
4928 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4929 (DECL_LOOPING_OR_CONST_P): New macro.
4930 (struct tree_function_decl): Added looping_const_or_pure_p.
4932 (ECF_LOOPING_OR_CONST_P): New macro.
4933 * rtlanal.c (pure_const_p): Removed.
4934 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4935 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4936 to RTL_CONST_CALL_P.
4937 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4938 (check_decl, check_tree, check_call, scan_function): Initialize
4940 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4941 (static_execute): Set looping true for recursive functions.
4942 Undo setting state to IPA_NEITHER for recursive functions.
4944 * ifcvt.c (noce_can_store_speculate_p): Changed
4945 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4946 RTL_CONST_OR_PURE_CALL_P.
4947 * dse.c (scan_insn): Ditto.
4948 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4949 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4950 RTL_CONST_OR_PURE_CALL_P.
4951 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4952 pure_call_p to RTL_CONST_CALL_P.
4953 * gimplify.c (gimplify_call_expr): Clear side effects for
4954 non-looping pure and constant calls.
4955 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4956 (flags_from_decl_or_type): Set ecf flags from decl flags.
4957 (initialize_argument_information): Turn off
4958 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4959 Change const to pure if callee_copies is true rather than just
4961 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4962 way of marking pure calls.
4963 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4964 Remove hack that was supposed to fix pr7335 and remove old
4965 way of marking pure calls.
4966 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4967 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4968 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4969 RTL_CONST_OR_PURE_CALL_P.
4970 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4971 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4972 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4973 * sched-deps.c (schedule_analyze): Ditto.
4974 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4975 return_val field of calls to represent pure and const function info.
4976 (CONST_OR_PURE_CALL_P): Deleted macro.
4977 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4978 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4979 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4981 * tree-optimize.c (execute_fixup_cfg): Added test for
4982 ECF_LOOPING_CONST_OR_PURE.
4983 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4985 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4986 effects for looping pure or const calls.
4987 (verify_gimple_expr): Added verification code.
4988 * config/alpha/alpha.c (alpha_legitimize_address,
4989 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4991 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4992 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4993 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4994 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4995 RTL_CONST_OR_PURE_CALL_P.
4996 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4997 and const calls to be deleted.
4999 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5002 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5003 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5004 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5005 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5006 to handle nonimmediate operands.
5007 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5008 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5009 to handle nonimmediate operands.
5010 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5011 (mmx_pmulhrwv4hi3): New expander. Use
5012 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5013 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5014 (sse2_umulv1siv1di3): New expander. Use
5015 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5016 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5017 (mmx_eq<mode>3): New expander. Use
5018 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5019 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5020 (mmx_uavgv8qi3): New expander. Use
5021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5022 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5023 (mmx_uavgv4hi3): New expander. Use
5024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5026 * config/i386/sse.md
5027 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5028 to handle nonimmediate operands.
5029 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5030 to handle nonimmediate operands.
5031 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5032 to handle nonimmediate operands.
5033 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5034 to handle nonimmediate operands.
5035 (sse2_unpckhpd_exp): New expander. Use
5036 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5037 (sse2_unpcklpd_exp): New expander. Use
5038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5039 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5040 to handle nonimmediate operands.
5041 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5042 to handle nonimmediate operands.
5043 (*sse2_<plusminus_insn><mode>3): Rename from
5044 sse2_<plusminus_insn><mode>3 insn pattern.
5045 (sse2_<plusminus_insn><mode>3): New expander. Use
5046 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5047 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5048 (sse2_umulv2siv2di3): New expander. Use
5049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5050 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5051 (sse4_1_mulv2siv2di3): New expander. Use
5052 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5053 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5054 (sse2_pmaddwd): New expander. Use
5055 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5056 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5057 (sse2_eq<mode>3): New expander. Use
5058 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5059 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5060 (sse4_1_eqv2di3): New expander. Use
5061 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5062 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5063 (sse2_uavgv16qi3): New expander. Use
5064 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5065 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5066 (sse2_uavgv16qi3): New expander. Use
5067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5068 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5069 (sse2_uavgv8hi3): New expander. Use
5070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5071 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5072 (ssse3_pmulhrswv8hi3): New expander. Use
5073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5074 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5075 (ssse3_pmulhrswv4hi3): New expander. Use
5076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5078 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5079 (<sse>_vmmul<mode>3): Ditto.
5080 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5082 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5083 (ssse3_pmaddubsw): Ditto.
5085 * config/i386/i386.c (struct_builtin_description)
5086 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5087 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5088 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5089 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5090 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5091 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5092 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5093 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5094 (ix86_fixup_binary_operands): Assert that src1
5095 and src2 must have the same mode when swapped.
5096 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5097 and ix86_binary_operator_ok. Do not force operands in registers
5100 2008-05-07 Jan Hubicka <jh@suse.cz>
5102 * cgraph.c (dump_cgraph_node): Update.
5103 * cgraph.h (cgraph_local_info): Break out inline summary.
5104 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5106 * ipa-inline (inline_summary): New accestor function.
5107 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5108 cgraph_decide_inlining, compute_inline_parameters): Update.
5109 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5111 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5113 Cleanup ColdFire scheduling support and add V4 pipeline model.
5115 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5116 (define_attr cpu): Add cfv4 value.
5117 (define_attr type, define_attr type1): Merge into a single 'type'
5118 attribute. Update all uses.
5119 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5120 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5122 (define_attr opx_mem, define_attr opy_mem): Remove.
5123 (define_attr op_mem): Clean up, update comment.
5124 (define_attr size): Use specific values instead of general int.
5125 (define_attr guess, define_attr split): Remove. Update all uses.
5126 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5127 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5128 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5129 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5130 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5131 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5132 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5133 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5134 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5135 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5136 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5137 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5138 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5139 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5140 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5141 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5142 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5143 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5144 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5145 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5146 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5147 Update or set attributes.
5148 (stack_tie): New fake instruction.
5150 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5151 (m68k_sched_attr_size): Update declaration.
5152 (m68k_sched_attr_type2): Remove.
5153 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5154 Declare new bypass predicates.
5156 * config/m68k/m68k.c (m68k_sched_issue_rate,
5157 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5159 (TARGET_SCHED_ISSUE_RATE,
5160 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5161 (override_options): Handle scheduling for ColdFire V4 core.
5162 (m68k_expand_prologue): Emit stack_tie.
5163 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5164 'OP_TYPE_FPN'. Update all uses.
5165 (sched_guess_p): Remove.
5166 (sched_address_type): Handle symbolic addresses.
5167 (sched_get_operand): New static function.
5168 (sched_operand_type): Merge into sched_attr_op_type.
5169 (sched_attr_op_type): Handle FP registers, handle quick constants,
5171 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5172 (m68k_sched_attr_size): Update. Move logic to ...
5173 (sched_get_attr_size_int): New static function.
5174 (sched_get_opxy_mem_type): New static function.
5175 (m68k_sched_attr_op_mem): Update.
5176 (m68k_sched_attr_type2): Remove.
5177 (sched_cfv4_bypass_data): New static variable.
5178 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5179 (m68k_sched_issue_rate): Implement scheduler hook.
5180 (struct _sched_ib: enabled_p): New field.
5181 (m68k_sched_variable_issue): Update. Handle V4.
5182 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5183 sched_dump_class_func_t, sched_dump_split_class,
5184 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5185 sched_dump_dfa_class, m68k_sched_dump): Remove.
5186 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5188 (m68k_sched_init_global): Remove statisctics dumping, introduce
5189 sanity check that all instructions have pipeline reservations. Handle
5191 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5192 Handle ColdFire V4 core.
5193 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5194 New static functions.
5195 (m68k_sched_address_bypass_p): New bypass predicate.
5196 (sched_get_indexed_address_scale): New static function.
5197 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5199 * cf.md: Update comments.
5200 (define_attr type2): Remove. Use 'type' attribute instead.
5202 (cf_ib): Rename to cfv123_ib. Update all uses.
5203 (cf_oep): Rename to cfv123_oep. Update all uses.
5204 (cf_chr): Rename to cfv123_chr. Update all uses.
5205 (cf_mem): Rename to cfv123_mem. Update all uses.
5206 (cf_mac): Move to more appropriate place.
5207 (cfv123_guess): New automaton and cpu_unit.
5208 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5209 Update uses of 'size' attribute. Handle before reload scheduling.
5210 (cfv123_guess): New dummy reservation for unhandled instructions.
5211 (cfv4_*): Pipeline description of ColdFire V4 core.
5212 (ignore): New reservation to handle 'ignore' type.
5214 2008-05-07 Ian Lance Taylor <iant@google.com>
5217 * gimplify.c (find_single_pointer_decl_1): Don't look through
5219 (find_single_pointer_decl): Adjust comments.
5221 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5224 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5225 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5228 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5229 integral type rather than floating point, then VIEW_CONVERT_EXPR
5230 to the floating point type.
5232 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5234 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5235 TFmode op0 to register.
5237 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5239 * c-decl.c (grokdeclarator): Comment typo.
5241 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5243 * tree-flow.h: Remove prototype for computed_goto_p.
5244 * tree-cfg.c (computed_goto_p): Make static.
5246 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5249 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5250 (contains_aligned_value_p): This. Handle _Decimal128.
5251 (ix86_function_arg_boundary): Only align _Decimal128 to its
5252 natural boundary and handle it properly.
5254 2008-05-06 Martin Jambor <mjambor@suse.cz>
5256 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5257 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5258 (ipcp_method_set_orig_node): Removed.
5259 (ipcp_cval_get_cvalue_type): Removed.
5260 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5261 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5262 (ipcp_cval_set_cvalue_type): Removed.
5263 (ipcp_cval_get_cvalue): Removed.
5264 (ipcp_cval_set_cvalue): Removed.
5265 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5266 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5267 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5268 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5269 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5270 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5271 (ipcp_get_ith_lattice): Changed parameters.
5272 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5273 (ipcp_lattice_from_jfunc): Changed parameters.
5274 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5275 (ipcp_method_cval_print): Added temporary variable info.
5276 (ipcp_redirect): Removed already unused local variable caller.
5277 (ipcp_redirect): New temporary variable orig_callee_info
5278 (ipcp_redirect): Removed newly unused local variable callee.
5279 (ipcp_redirect): Removed (a bit confusing) local variable type.
5280 (ipcp_insert_stage): Added local variable info.
5281 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5283 (ipcp_formal_create): Removed.
5284 (ipcp_method_cval_set): Removed.
5285 (ipcp_propagate_stage): Renamed lattice variables.
5286 (ipcp_method_cval_set_cvalue_type): Removed.
5287 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5288 (ipcp_print_all_lattices): Changed printed strings to refer to
5289 lattices rather than cvals.
5290 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5291 (ipcp_propagate_const): Changed formal parameters.
5292 (build_const_val): Changed formal parameters.
5293 (ipcp_insert_stage): Removed useless variable cvalue
5294 (build_const_val): Changed formal parameters.
5295 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5296 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5297 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5298 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5299 (ipcp_print_func_profile_counts): Changed string from "method" to
5301 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5302 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5303 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5304 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5305 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5306 (ipcp_lat_is_const): Changed parameters and made inline.
5307 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5308 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5309 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5310 the predicate condition directly
5311 (ipcp_propagate_stage): Added local variable args. Removed local
5312 variable callee. (Both are mere code simplifications.)
5313 (ipcp_method_dont_insert_const): Renamed to
5314 ipcp_node_not_modifiable_p.
5315 (ipcp_node_not_modifiable_p): Made inline.
5316 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5317 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5318 (ipcp_print_all_lattices): Removed variable cvalue
5319 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5322 2008-05-06 Olivier Hainque <hainque@adacore.com>
5324 * tree-sra.c (try_instantiate_multiple_fields): Early return
5325 if field has POINTER_TYPE.
5327 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5329 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5330 by using 'q' specifier for instruction.
5331 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5333 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5335 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5336 Change mode of zero_extract from QImode to HImode.
5337 (sign bit tests peepholes): (Ditto.).
5339 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/mmx.md: Remove double backslashes from asm templates.
5342 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5343 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5344 to handle nonimmediate operands.
5345 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5346 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5347 to handle nonimmediate operands.
5348 (*mmx_<code>v2sf3_finite): New insn pattern.
5349 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5350 (mmx_<code>v2sf3): New expander. Use
5351 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5352 (mmx_<plusminus_insn><mode>3): New expander. Use
5353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5354 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5355 (mmx_add<mode>3): Removed.
5356 (mmx_ssadd<mode>3): Ditto.
5357 (mmx_usadd<mode>3): Ditto.
5358 (mmx_sub<mode>3): Ditto.
5359 (mmx_sssub<mode>3): Ditto.
5360 (mmx_ussub<mode>3): Ditto.
5361 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5362 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5363 to handle nonimmediate operands.
5364 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5366 (mmx_smulv4hi3_highpart): New expander. Use
5367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5368 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5370 (mmx_umulv4hi3_highpart): New expander. Use
5371 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5372 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5373 (mmx_<code>v4hi3): New expander. Use
5374 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5375 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5376 (mmx_<code>v8qi3): New expander. Use
5377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5378 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5379 (mmx_<code><mode>3): New expander. Use
5380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5382 2008-05-05 Jan Hubicka <jh@suse.cz>
5384 PR tree-optimization/36118
5385 * passes.c (pass_init_dump_file): Fix dump header.
5387 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5390 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5391 VCE for function decls.
5393 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5395 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5397 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5399 * config/i386/i386.md (sat_plusminus): New.
5400 (plusminus_insn): Likewise.
5401 (plusminus_mnemonic): Likewise.
5403 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5404 (*<addsub><mode>3_cc_overflow): Renamed to ...
5405 (*<plusminus_insn><mode>3_cc_overflow): This.
5406 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5407 (*<plusminus_insn>si3_zext_cc_overflow): This.
5409 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5410 (<plusminus_insn><mode>3): This.
5411 (*<addsub><mode>3): Renamed to ...
5412 (*<plusminus_insn><mode>3): This.
5413 (<sse>_vm<addsub><mode>3): Renamed to ...
5414 (<sse>_vm<plusminus_insn><mode>3): This.
5415 (sse3_h<addsub>v4sf3): Renamed to ...
5416 (sse3_h<plusminus_insn>v4sf3): This.
5417 (sse3_h<addsub>v2df3): Renamed to ...
5418 (sse3_h<plusminus_insn>v2df3): This.
5419 (<plusminus_insn><mode>3): New.
5420 (*<plusminus_insn><mode>3): Likewise.
5421 (sse2_<plusminus_insn><mode>3): Likewise.
5422 (add<mode>): Removed.
5423 (*add<mode>3): Likewise.
5424 (sse2_ssadd<mode>3): Likewise.
5425 (sse2_usadd<mode>3): Likewise.
5426 (sub<mode>3): Likewise.
5427 (*sub<mode>3): Likewise.
5428 (sse2_sssub<mode>3): Likewise.
5429 (sse2_ussub<mode>3): Likewise.
5431 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5433 * gthr-single.h: Add in required interface elements as per gthr.h.
5434 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5435 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5436 Generalize UNUSED macro.
5437 (__gthread_once): Add.
5438 (__gthread_key_create): Add.
5439 (__gthread_key_delete): Add.
5440 (__gthread_getspecific): Add.
5441 (__gthread_setspecific): Add.
5443 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5445 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5446 the same size types for the indirect reference on the rhs, then
5449 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5451 * config/i386/i386.md
5452 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5453 one insn template instead of template series.
5454 (*xordi_1_rex64): Ditto.
5455 (*xordi_2_rex64): Ditto.
5457 2008-05-05 Ira Rosen <irar@il.ibm.com>
5459 PR tree-optimization/36119
5460 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5463 2008-06-04 Jan Hubicka <jh@suse.cz>
5465 tree-optimization/36100
5466 * tree-pass.h (pass_O0_always_inline): Declare.
5467 * ipa-inline.c (inline_transform): Remove dead code.
5468 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5469 pass_O0_always_inline): New.
5470 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5472 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5474 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5475 mnemonic in this_param move for TARGET_64BIT.
5477 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5479 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5480 (*strmovsi_rex_1): Ditto.
5481 (*strsetsi_1): Ditto.
5482 (*strsetsi_rex_1): Ditto.
5484 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5485 adddicc expanders using SWI mode iterator.
5487 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5490 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5493 2008-05-04 David S. Miller <davem@davemloft.net>
5495 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5496 (sparc*-*-linux*): Use linux.h in tm_file.
5497 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5498 compiler defaulting to 32-bit.
5499 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5501 * config/sparc/linux.h: Remove definitions now obtained
5502 properly from linux.h
5503 * config/sparc/linux64.h: Likewise.
5504 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5505 don't want this setting for 32-bit builds in a biarch compiler.
5506 * doc/install.texi: Add sparc-linux to list of targets
5507 supporting --enable-targets=all.
5509 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5511 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5513 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5515 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5516 after V4SI_FTYPE_V8HI.
5517 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5518 case V4SI_FTYPE_V2DF.
5520 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5522 * doc/invoke.texi (max-flow-memory-locations): Removed.
5523 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5525 2008-05-03 Richard Guenther <rguenther@suse.de>
5528 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5530 2008-05-02 David S. Miller <davem@davemloft.net>
5532 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5534 2008-05-02 Simon Baldwin <simonb@google.com>
5537 * c-common.h (warn_array_subscript_range): Removed.
5538 * c-common.c (warn_array_subscript_range): Ditto.
5539 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5540 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5542 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5544 * config/i386/i386.c (ix86_special_builtin_type): New.
5545 (bdesc_special_args): Likewise.
5546 (ix86_expand_special_args_builtin): Likewise.
5547 (ix86_init_mmx_sse_builtins): Updated.
5548 (ix86_expand_builtin): Updated.
5549 (ix86_expand_store_builtin): Removed.
5550 (ix86_expand_unop_builtin): Likewise.
5552 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5553 * config/i386/mmintrin.h (__v2sf): Here.
5555 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5557 (_mm_loadl_pi): Likewise.
5558 (_mm_storeh_pi): Replace __v2si with __v2sf.
5559 (_mm_storel_pi): Likewise.
5561 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5562 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5563 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5564 __builtin_ia32_loadlpd.
5566 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5568 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5569 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5570 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5571 (ix86_init_mmx_sse_builtins): Updated.
5572 (ix86_expand_args_builtin): Likewise.
5573 (ix86_expand_builtin): Likewise.
5574 (ix86_expand_unop1_builtin): Renamed to ...
5575 (ix86_expand_unop_vec_merge_builtin): This.
5577 2008-05-01 Jan Hubicka <jh@suse.cz>
5580 * ipa-inline.c (inline_generate_summary): Make static.
5581 (inline_transform): Do not call inlining at -O0; make static.
5582 * passes.c (execute_todo): Add sanity check.
5583 (execute_one_ipa_transform_pass): Execute proper flags.
5585 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5587 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5588 (DECL_NONADDRESSABLE_P): Likewise.
5589 * alias.c (record_component_aliases): Fix comment.
5591 2008-05-01 Simon Baldwin <simonb@google.com>
5593 * c-common.h (warn_array_subscript_range): New function.
5594 * c-common.c (warn_array_subscript_range): Ditto.
5595 * tree-vrp.c (check_array_ref): Corrected code to agree with
5596 comment, ignoring only arrays of size 0 or size 1.
5597 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5599 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/i386.c (ix86_builtin_type): Replace
5602 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5603 (bdesc_args): Updated.
5604 (ix86_init_mmx_sse_builtins): Likewise.
5605 (ix86_expand_args_builtin): Likewise.
5607 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5610 * doc/extend.texi: Correct __builtin_ia32_palignr.
5612 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5615 * config/i386/i386.c (bdesc_crc32): Removed.
5616 (ix86_expand_crc32): Likewise.
5617 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5618 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5619 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5620 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5621 UINT_FTYPE_UINT_UCHAR.
5622 (bdesc_args): Updated. Add crc32 builtins.
5623 (ix86_init_mmx_sse_builtins): Updated.
5624 (ix86_expand_args_builtin): Updated to support subreg.
5626 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5628 2008-05-01 Jan Hubicka <jh@suse.cz>
5630 * tree-pass.h (opt_pass): Add IPA_PASS.
5631 (varpool_node, cgraph_node): Forward declare.
5632 (ipa_opt_pass): Define.
5633 (pass_ipa_inline): Turn into ipa_opt_pass.
5634 (pass_apply_inline): Remove.
5635 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5636 (apply_inline): Turn into ....
5637 (inline_transform): ... this one.
5638 (inline_generate_summary): New function.
5639 (pass_apply_inline): Remove.
5640 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5642 (struct function): Add ipa_transforms_to_apply.
5643 * passes.c (register_one_dump_file): Work on IPA_PASS.
5644 (init_optimization_passes): Remove pass_inline_parameters and
5646 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5647 (execute_one_pass) ... here; apply transforms when possible.
5648 (add_ipa_transform_pass, execute_ipa_summary_asses,
5649 execute_one_ipa_transform_pass): New.
5650 (execute_ipa_pass_list): Update for IPA_PASS type.
5652 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5654 * config/i386/i386.c (ix86_builtin_type): Add
5655 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5656 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5657 (bdesc_args): Add SSE4a builtins.
5658 (ix86_init_mmx_sse_builtins): Updated.
5659 (ix86_expand_args_builtin): Likewise.
5660 (ix86_expand_builtin): Likewise.
5662 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5664 * config/i386/i386.c (ix86_builtin_type): Add
5665 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5666 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5667 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5668 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5669 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5670 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5671 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5672 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5673 and DI_FTYPE_DI_DI_INT.
5674 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5675 (ix86_init_mmx_sse_builtins): Updated.
5676 (ix86_expand_args_builtin): Likewise.
5677 (ix86_expand_builtin): Likewise.
5678 (ix86_expand_binop_imm_builtin): Removed.
5680 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5682 2008-04-30 Richard Guenther <rguenther@suse.de>
5684 PR tree-optimization/32921
5685 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5687 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5689 * config/arm/arm.c (arm_unwind_emit): Use
5690 crtl->all_throwers_are_sibcalls instead of
5691 cfun->all_throwers_are_sibcalls.
5692 (arm_output_fn_unwind): Likewise.
5693 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5694 instead of cfun->uses_pic_offset_table.
5695 (frv_expand_prologue): Likewise.
5696 (frv_frame_pointer_required): Likewise.
5697 (frv_expand_fdpic_call): Likewise.
5698 (frv_emit_movsi): Likewise.
5699 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5700 cfun->returns_pcc_struct instead of
5701 current_function_returns_pcc_struct.
5702 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5703 instead of cfun->calls_eh_return.
5704 (m32c_pushm_popm): Likewise.
5705 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5706 "extern" declaration.
5708 2008-04-30 Richard Guenther <rguenther@suse.de>
5710 PR tree-optimization/21636
5711 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5713 (evaluate_stmt): Print the likely value.
5714 (ccp_visit_stmt): Avoid excessive vertical spacing.
5716 2008-04-30 Rafael Espindola <espindola@google.com>
5718 * builtins.c (fold_call_expr): Return realret.
5719 * tree-ssa-threadedge.c
5720 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5721 __builtin_object_size.
5723 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5725 * gcc.c (wrapper_string): New variable.
5726 (insert_wrapper): New function.
5727 (execute): New option -wrapper.
5728 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5730 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5732 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5733 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5734 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5736 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5737 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5738 config/rs6000/e500crtres64gprctr.asm,
5739 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5740 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5741 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5742 config/rs6000/e500crtsav64gprctr.asm,
5743 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5744 config/rs6000/e500crtsavg64gprctr.asm: New files.
5745 * config/rs6000/t-ppccomm: Add build rules for new files.
5746 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5747 * config/rs6000/t-netbsd: Add build rules for new files.
5748 (LIB2FUNCS_STATIC_EXTRA): New variable.
5749 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5750 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5751 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5753 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5755 * config/i386/i386.c (ix86_builtin_type): Add
5756 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5757 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5758 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5759 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5760 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5761 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5762 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5763 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5764 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5765 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5766 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5767 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5768 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5769 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5770 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5771 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5772 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5773 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5774 V1DI_FTYPE_V2SI_V2SI.
5775 (bdesc_2arg): Moved to ...
5777 (ix86_init_mmx_sse_builtins): Updated.
5778 (ix86_expand_args_builtin): Updated. Take a pointer
5779 to const struct builtin_description. Handle comparison
5781 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5782 (ix86_expand_builtin): Updated.
5784 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5785 (ssse3_pmaddubsw128): This.
5786 (ssse3_pmaddubswv4hi3): Renamed to ...
5787 (ssse3_pmaddubsw): This.
5789 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5790 (__builtin_ia32_packssdw128): Likewise.
5791 (__builtin_ia32_packuswb128): Likewise.
5792 (__builtin_ia32_pmaddubsw): Likewise.
5793 (__builtin_ia32_pmaddubsw128): Likewise.
5795 2008-04-30 Richard Guenther <rguenther@suse.de>
5797 PR tree-optimization/14847
5798 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5799 (recognize_bits_test): Use it.
5800 (recognize_single_bit_test): Likewise.
5802 2008-04-30 Martin Jambor <mjambor@suse.cz>
5804 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5805 instead of setting number of formal parameters to zero.
5806 (ipcp_init_stage): Do not set the number of actual parameters to zero
5808 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5809 which are called with variable number of arguments.
5810 (ipcp_insert_stage): Explicitely skipping all nodes which are
5811 called with variable number of arguments.
5812 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5813 number of parameters.
5815 * ipa-prop.h (struct ipa_node_params): Added flag
5816 called_with_var_arguments
5817 (ipa_set_param_count): Added. Changed sole setter to use it.
5818 (ipa_get_param_count): Added. All readers of param_count
5819 converted to use it instead.
5820 (ipa_set_called_with_variable_arg): Added.
5821 (ipa_is_called_with_var_arguments): Added.
5822 (ipa_get_ith_param): Added. All readers of param_decls converted
5824 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5826 (ipa_get_cs_argument_count): Added, all readers of argument_count
5828 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5831 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5832 (struct ipcp_lattice): Renamed cval_type to type
5833 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5835 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5836 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5837 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5838 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5839 (build_const_val): Changed the type of parameter cvalue to tree
5840 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5841 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5843 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5846 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5847 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5848 (ipa_add_method): Renamed to ipa_push_func_to_list
5849 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5850 (ipa_callsite_param_count): Removed.
5851 (ipa_callsite_param_count_set): Removed.
5852 (ipa_callsite_param): Removed.
5853 (ipa_callsite_callee): Removed.
5854 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5855 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5856 (ipa_method_formal_count): Removed.
5857 (ipa_method_formal_count_set): Removed.
5858 (ipa_method_get_tree): Removed.
5859 (ipa_method_tree_map_create): Removed.
5860 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5861 (ipa_create_param_decls_array): Creates the array itself
5862 (ipa_create_param_decls_array): Temporary variable info instead of
5864 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5865 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5866 (get_type): Removed.
5867 (ipa_jf_get_info_type): Removed.
5868 (ipa_node_create): Renamed to ipa_create_node_params
5869 (ipa_free): Renamed to ipa_free_all_node_params
5870 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5871 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5872 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5873 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5874 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5875 ipa_free_all_edge_args
5876 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5877 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5878 (ipa_create_methodlist_node): Removed.
5879 (ipa_methodlist_method): Removed.
5880 (ipa_methodlist_method_set): Removed.
5881 (ipa_methodlist_next_method): Removed.
5882 (ipa_methodlist_next_method_set): Removed.
5883 (ipa_method_is_modified): Removed.
5884 (ipa_method_modify_create): Removed.
5885 (ipa_method_modify_init): Temporary variable info instead of a few
5887 (ipa_detect_param_modifications): Temporary variable info instead of
5889 (ipa_compute_jump_functions): Temporary variable info instead of
5891 (ipa_method_modify_set): Removed.
5892 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5893 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5894 than craph_node as the first parameter.
5895 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5896 (ipa_method_modify_init): Removed.
5897 (ipa_compute_jump_functions): Added a temp variable instead of
5898 repeatadly dereferencing the cgraph_edge.aux pointer
5899 (ipa_callsite_param_set_type): Removed.
5900 (ipa_compute_jump_functions): i renamed to index and moved to
5902 (ipa_callsite_param_set_info_type_formal): Removed.
5903 (ipa_callsite_param_set_info_type): Removed.
5904 (ipa_callsite_param_map_create): Removed.
5905 (ipa_callsite_tree): Removed.
5906 (ipa_callsite_caller): Removed.
5907 (ipa_pop_func_from_list): return_method removed to return_func
5909 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5910 prefixed all values with IPA_. Changed all users.
5911 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5912 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5913 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5914 (union parameter_info): Renamed to jump_func_value.
5915 (union jump_func_value): Renamed value to constant
5916 (struct ipa_jump_func): Renamed info_type to value
5917 (struct ipa_node): Renamed to ipa_node_params
5918 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5919 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5920 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5921 (struct ipa_edge): Renamed to ipa_edge_args
5922 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5923 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5924 (struct ipa_methodlist): Renamed to ipa_func_list
5925 (struct ipa_func_list): method_p renamed to node, next_method
5927 (ipa_methodlist_p): Removed, switched all users to struct pointer
5928 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5930 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5932 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5933 (rs6000_emit_epilogue): Use backchain to restore only when we
5934 have a large frame. Make use of frame pointer to restore if we
5935 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5937 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5939 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5940 Add mode to zero_extract.
5941 (sign bit tests peepholes): (Ditto.).
5943 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5945 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5946 Instructions in comments with SSE3.
5947 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5948 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5949 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5950 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5951 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5952 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5953 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5954 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5955 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5956 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5957 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5958 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5959 (bdesc_sse_args): Renamed to ...
5960 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5961 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5962 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5964 (bdesc_1arg): Moved to ...
5966 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5967 Instructions in comments with SSE3.
5968 (ix86_expand_sse_operands_builtin): Renamed to ...
5969 (ix86_expand_args_builtin): This. Updated.
5970 (ix86_expand_unop1_builtin): Update comments.
5971 (ix86_expand_builtin): Updated.
5973 2008-04-29 Richard Guenther <rguenther@suse.de>
5975 PR tree-optimization/36078
5976 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5977 Update virtual SSA form after cleaning up the CFG.
5979 2008-04-29 Richard Guenther <rguenther@suse.de>
5982 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5984 2008-04-29 Richard Guenther <rguenther@suse.de>
5986 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5987 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5988 (compute_flow_insensitive_aliasing): Do not treat
5989 PTR_IS_REF_ALL pointers special.
5990 (get_smt_for): Likewise.
5991 (may_alias_p): Re-structure.
5992 (is_escape_site): A ref-all pointer conversion is not an escape site.
5993 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5994 PTR_IS_REF_ALL pointers special.
5995 * tree-ssa-structalias.h (struct alias_info): Remove
5996 ref_all_symbol_mem_tag field.
5997 (PTR_IS_REF_ALL): Remove.
5999 2008-04-29 Richard Guenther <rguenther@suse.de>
6002 * fold-const.c (extract_muldiv_1): In combining division constants
6003 make sure to never overflow.
6005 2008-04-29 Nick Clifton <nickc@redhat.com>
6007 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6009 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6012 * optc-gen.awk: Work around HP-UX/IA awk bug.
6014 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6016 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6019 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6022 * config/i386/i386.md
6023 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6024 Change operand 1 predicate to nonimmediate_operand.
6026 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6029 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6031 * gengtype.c (walk_type, write_func_for_structure): Handle
6033 * doc/gty.texi: Document chain_circular.
6035 2008-04-28 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/36066
6038 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6041 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6044 * config/i386/i386.md
6045 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6046 Use match_scratch instead of match_operand for operands 3 and 4.
6048 2008-04-27 Richard Guenther <rguenther@suse.de>
6050 PR tree-optimization/18754
6051 PR tree-optimization/34223
6052 * tree-pass.h (pass_complete_unrolli): Declare.
6053 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6054 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6055 Rewrite loop into loop closed SSA form if it is not already.
6056 (tree_unroll_loops_completely): Re-structure to iterate over
6057 innermost loops with intermediate CFG cleanups.
6058 Unroll outermost loops only if requested or the code does not grow
6060 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6061 loops are available.
6062 (tree_vectorize): Instead do so here.
6063 (tree_complete_unroll): Also unroll outermost loops.
6064 (tree_complete_unroll_inner): New function.
6065 (gate_tree_complete_unroll_inner): Likewise.
6066 (pass_complete_unrolli): New pass.
6067 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6068 uses outside of the loop.
6069 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6070 form if it is available.
6071 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6072 * passes.c (init_optimization_passes): Schedule complete inner
6073 loop unrolling pass before the first CCP pass after final inlining.
6075 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6077 * targhooks.h (default_emutls_var_fields,
6078 default_emutls_var_init): Declare.
6079 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6080 * target.h (struct gcc_target): Add struct emutls member.
6081 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6082 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6083 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6084 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6085 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6086 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6087 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6088 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6089 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6090 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6091 emit debug information.
6092 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6093 * varasm.c: Include targhooks.h.
6094 (emutls_object_section, emutls_tmpl_section): New.
6095 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6096 (EMUTLS_SEPARATOR): New.
6098 (get_emutls_object_name): New.
6099 (default_emutls_var_fields): New, broken out of ...
6100 (get_emutls_object_type): ... here. Adjust to use target hooks.
6101 (get_emutls_init_templ_addr): Adjust to use target hooks.
6102 (emutls_decl): Adjust to use target hooks.
6103 (emutls_finish): Likewise.
6104 (default_emutls_var_init): New, broken out of ...
6105 (assemble_variable): ... here. Adjust to use target hooks.
6106 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6108 * c-common.c (handle_section_attribute): Prevent overriding
6109 sections for emulated tls with special sections.
6110 * config/i386/i386.c (x86_64_elf_select_section): Add
6111 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6112 (x86_64_elf_unique_section): Likewise.
6113 * config/vxworks.c: Include tree.h.
6114 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6115 (vxworks_override_options): Set TLS scheme.
6116 * doc/tm.texi (Emulated TLS): New node.
6118 2008-04-26 Simon Baldwin <simonb@google.com>
6121 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6122 with propagated string constants.
6124 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6126 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6127 constraint for operand 2 when operand 0 is memory operand.
6128 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6129 operand 0 is memory operand.
6130 (fix_trunc<mode>_i387_with_temp): Ditto.
6131 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6132 operand 2 when operand 1 is memory operand.
6133 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6134 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6135 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6136 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6137 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6138 operands 2,3 and 4 when operand 1 is memory operand.
6139 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6141 (fistdi2_floor_with_temp): Ditto.
6142 (fist<mode>2_floor_with_temp): Ditto.
6143 (fistdi2_ceil_with_temp): Ditto.
6144 (fist<mode>2_ceil_with_temp): Ditto.
6145 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6147 2008-04-26 David Daney <ddaney@avtrex.com>
6149 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6151 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6152 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6153 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6154 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6155 (compare_and_swap_12): New insn.
6156 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6157 * config/mips/mips.c (mips_force_binary): New function.
6158 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6159 (mips_expand_compare_and_swap_12): New function.
6160 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6162 2008-04-25 Jan Hubicka <jh@suse.cz>
6165 * cfgexpand.c (pass_expand): Turn into RTL pass.
6166 * passes.c (execute_one_pass): Do pass typechecking after execution.
6167 * tree-pass.h (pass_expand): Turn into RTL pass.
6169 * function.h (struct rtl_data): Move here fields
6170 accesses_prior_frames, calls_eh_return, saves_all_registers,
6171 has_nonlocal_goto, has_asm_statement, is_thunk,
6172 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6173 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6174 arg_pointer_save_area_init from struct function; turn into bool.
6175 (struct function): Move
6176 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6177 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6178 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6179 tail_call_emit, arg_pointer_save_area_init
6180 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6181 (current_function_returns_struct, current_function_returns_pcc_struct,
6182 current_function_calls_setjmp, current_function_calls_alloca,
6183 current_function_accesses_prior_frames,
6184 current_function_calls_eh_return, current_function_is_thunk,
6185 current_function_stdarg, current_function_profile,
6186 current_function_limit_stack, current_function_uses_pic_offset_table,
6187 current_function_uses_const_pool, current_function_has_nonlocal_label,
6188 current_function_saves_all_registers,
6189 current_function_has_nonlocal_goto,
6190 current_function_has_asm_statement): Remove accesor macros.
6191 * ra-conflict.c (global_conflicts): Update.
6192 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6193 (suitable_for_tail_call_opt_p): Update.
6194 * builtins.c (expand_builtin_return_addr): Update.
6195 (expand_builtin_setjmp_setup): Update.
6196 (expand_builtin_nonlocal_goto): Update.
6197 * final.c (final_start_function): Update.
6198 (profile_function): Update.
6199 (leaf_function_p): Update.
6200 (only_leaf_regs_used): Update.
6201 * df-scan.c (df_get_exit_block_use_set): Update.
6202 * dojump.c (clear_pending_stack_adjust): Update.
6203 * tree-stdarg.c (gate_optimize_stdarg): Update.
6204 * gimple-low.c (lower_function_body): Update.
6205 * global.c (compute_regsets): Update.
6206 (global_alloc): Update.
6207 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6208 * expr.c (expand_assignment): Update.
6209 * dse.c (dse_step0): Update.
6210 (dse_step1): Update.
6211 * c-decl.c (store_parm_decls): Update.
6212 * local-alloc.c (combine_regs): Update.
6213 (find_free_reg): Update.
6214 * function.c (assign_parms_augmented_arg_list): Update.
6215 (assign_parm_find_data_types): Update.
6216 (assign_parms): Update.
6217 (allocate_struct_function): Update.
6218 (expand_function_start): Update.
6219 (expand_function_end): Update.
6220 (get_arg_pointer_save_area): Update.
6221 (thread_prologue_and_epilogue_insns): Update.
6222 (rest_of_match_asm_constraints): Update.
6223 * stor-layout.c (variable_size): Update.
6224 * gcse.c (gcse_main): Update.
6225 (bypass_jumps): Update.
6226 * gimplify.c (gimplify_function_tree): Update.
6227 * calls.c (emit_call_1): Update.
6228 (expand_call): Update.
6229 * bt-load.c (compute_defs_uses_and_gen): Update.
6230 * except.c (sjlj_assign_call_site_values): Update.
6231 (sjlj_emit_function_enter): Update.
6232 (can_throw_external): Update.
6233 (set_nothrow_function_flags): Update.
6234 (expand_builtin_unwind_init): Update.
6235 (expand_eh_return): Update.
6236 (convert_to_eh_region_ranges): Update.
6237 (output_function_exception_table): Update.
6238 * emit-rtl.c (gen_tmp_stack_mem): Update.
6239 * cfgexpand.c (expand_used_vars): Update.
6240 (tree_expand_cfg): Update.
6241 * cfgcleanup.c (rest_of_handle_jump): Update.
6242 * explow.c (allocate_dynamic_stack_space): Update.
6243 * varasm.c (assemble_start_function): Update.
6244 (force_const_mem): Update.
6245 (mark_constant_pool): Update.
6246 * tree-optimize.c (tree_rest_of_compilation): Update.
6247 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6248 * tree-cfg.c (notice_special_calls): Update.
6249 (is_ctrl_altering_stmt): Update.
6250 (tree_can_make_abnormal_goto): Update.
6251 (tree_purge_dead_abnormal_call_edges): Update.
6252 * config/alpha/predicates.md: Update.
6253 * config/alpha/alpha.c (alpha_sa_mask): Update.
6254 (alpha_sa_size): Update.
6255 (alpha_does_function_need_gp): Update.
6256 (alpha_expand_prologue): Update.
6257 (alpha_start_function): Update.
6258 (alpha_output_function_end_prologue): Update.
6259 (alpha_expand_epilogue): Update.
6260 * config/frv/frv.c (frv_stack_info): Update.
6261 (frv_expand_epilogue): Update.
6262 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6263 (s390_register_info): Update.
6264 (s390_frame_info): Update.
6265 (s390_init_frame_layout): Update.
6266 (s390_can_eliminate): Update.
6267 (save_gprs): Update.
6268 * config/spu/spu.c (spu_split_immediate): Update.
6269 (need_to_save_reg): Update.
6270 (spu_expand_prologue): Update.
6271 (spu_expand_epilogue): Update.
6272 * config/sparc/sparc.md: Update.
6273 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6274 (sparc_tls_got): Update.
6275 (legitimize_pic_address): Update.
6276 (sparc_emit_call_insn): Update.
6277 (sparc_expand_prologue): Update.
6278 (output_return): Update.
6279 (print_operand): Update.
6280 (sparc_function_ok_for_sibcall): Update.
6281 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6282 * config/m32r/m32r.md: Update.
6283 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6284 (m32r_compute_frame_size): Update.
6285 (m32r_expand_prologue): Update.
6286 (m32r_expand_epilogue): Update.
6287 (m32r_legitimize_pic_address): Update.
6288 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6289 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6290 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6292 (ix86_save_reg): Update.
6293 (ix86_compute_frame_layout): Update.
6294 (ix86_expand_prologue): Update.
6295 (ix86_expand_epilogue): Update.
6296 * config/sh/sh.c (output_stack_adjust): Update.
6297 (calc_live_regs): Update.
6298 (sh5_schedule_saves): Update.
6299 (sh_expand_prologue): Update.
6300 (sh_expand_epilogue): Update.
6301 (sh_setup_incoming_varargs): Update.
6302 (sh_allocate_initial_value): Update.
6303 (sh_get_pr_initial_val): Update.
6304 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6305 * config/sh/sh.md (label:): Update.
6306 * config/avr/avr.c (out_movhi_mr_r): Update.
6307 * config/crx/crx.h (enum): Update.
6308 * config/xtensa/xtensa.h (along): Update.
6309 * config/stormy16/stormy16.c Update.
6310 (xstormy16_compute_stack_layout): Update.
6311 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6312 (fr30_expand_prologue): Update.
6313 * config/cris/cris.c (cris_conditional_register_usage): Update.
6314 (cris_reg_saved_in_regsave_area): Update.
6315 (cris_initial_frame_pointer_offset): Update.
6316 (cris_simple_epilogue): Update.
6317 (cris_expand_prologue): Update.
6318 (cris_expand_epilogue): Update.
6319 (cris_expand_pic_call_address): Update.
6320 (cris_asm_output_symbol_ref): Update.
6321 (cris_asm_output_label_ref): Update.
6322 * config/cris/cris.md Update.
6323 * config/iq2000/iq2000.c (compute_frame_size): Update.
6324 (iq2000_expand_epilogue): Update.
6325 * config/mt/mt.h (save_direction): Update.
6326 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6327 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6328 (ia64_secondary_reload_class): Update.
6329 * config/m68k/m68k.c (m68k_save_reg): Update.
6330 (m68k_expand_prologue): Update.
6331 (m68k_expand_epilogue): Update.
6332 (legitimize_pic_address): Update.
6333 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6334 (first_reg_to_save): Update.
6335 (first_altivec_reg_to_save): Update.
6336 (compute_vrsave_mask): Update.
6337 (compute_save_world_info): Update.
6338 (rs6000_stack_info): Update.
6339 (spe_func_has_64bit_regs_p): Update.
6340 (rs6000_ra_ever_killed): Update.
6341 (rs6000_emit_eh_reg_restore): Update.
6342 (rs6000_emit_allocate_stack): Update.
6343 (rs6000_emit_prologue): Update.
6344 (rs6000_emit_epilogue): Update.
6345 (rs6000_output_function_epilogue): Update.
6346 (output_profile_hook): Update.
6347 (rs6000_elf_declare_function_name): Update.
6348 * config/rs6000/rs6000.h (rs6000_args): Update.
6349 * config/rs6000/rs6000.md: Update.
6350 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6351 * config/arc/arc.c (arc_output_function_epilogue): Update.
6352 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6353 * config/darwin.c (machopic_function_base_name): Update.
6354 * config/score/score3.c (score3_compute_frame_size): Update.
6357 (score3_epilogue): Update.
6358 * config/score/score7.c (score7_compute_frame_size): Update.
6359 (score7_prologue): Update.
6360 (score7_epilogue): Update.
6361 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6362 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6363 * config/arm/arm.c (use_return_insn): Update.
6364 (require_pic_register): Update.
6365 (arm_load_pic_register): Update.
6366 (arm_compute_save_reg0_reg12_mask): Update.
6367 (arm_compute_save_reg_mask): Update.
6368 (thumb1_compute_save_reg_mask): Update.
6369 (output_return_instruction): Update.
6370 (arm_output_function_prologue): Update.
6371 (arm_output_epilogue): Update.
6372 (arm_get_frame_offsets): Update.
6373 (arm_expand_prologue): Update.
6374 (thumb_pushpop): Update.
6375 (thumb_exit): Update.
6376 (thumb1_expand_prologue): Update.
6377 (thumb1_expand_epilogue): Update.
6378 (arm_unwind_emit): Update.
6379 (arm_output_fn_unwind): Update.
6380 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6381 * config/arm/arm.md: Update.
6382 * config/pa/pa.md: Update.
6383 * config/pa/pa.c (legitimize_pic_address): Update.
6384 (compute_frame_size): Update.
6385 (hppa_expand_prologue): Update.
6386 (hppa_expand_epilogue): Update.
6387 (borx_reg_operand): Update.
6388 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6389 (HARD_REGNO_RENAME_OK): Update.
6390 * config/mips/mips.c (mips_global_pointer): Update.
6391 (mips_save_reg_p): Update.
6392 (mips_compute_frame_info): Update.
6393 (mips_frame_pointer_required): Update.
6394 (mips_expand_prologue): Update.
6395 (mips_expand_epilogue): Update.
6396 (mips_can_use_return_insn): Update.
6397 (mips_reorg_process_insns): Update.
6398 * config/v850/v850.c (compute_register_save_size): Update.
6399 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6400 * config/mmix/mmix.c (along): Update.
6401 (mmix_expand_epilogue): Update.
6402 * config/bfin/bfin.c (legitimize_pic_address): Update.
6403 (must_save_p): Update.
6404 (stack_frame_needed_p): Update.
6405 (add_to_reg): Update.
6406 (bfin_expand_prologue): Update.
6407 * stmt.c (expand_asm_operands): Update.
6408 * reload1.c (reload): Update.
6409 (init_elim_table): Update.
6411 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6413 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6415 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6417 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6418 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6419 (mov<mode>): Removed.
6420 (*movv4sf_internal): Likewise.
6421 (*movv2df_internal): Likewise.
6423 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6425 * config.gcc (crx-*-elf): Remove deprecation.
6427 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6429 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6430 __gcc_deregister_frame with atexit.
6431 (deregister_frame_dtor): Remove.
6433 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6434 Nathan Sidwell <nathan@codesourcery.com>
6436 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6438 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6439 (rs6000_isel): Likewise.
6440 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6441 (rs6000_isel): New variable.
6442 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6444 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6447 * c-common.c (handle_vector_size_attribute): Call
6448 lang_hooks.types.reconstruct_complex_type instead of
6449 reconstruct_complex_type.
6450 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6451 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6452 * langhooks.h (struct lang_hooks_for_types): Add
6453 reconstruct_complex_type hook.
6454 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6455 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6457 2008-04-24 Richard Guenther <rguenther@suse.de>
6459 * c-common.h (check_builtin_function_arguments): Declare.
6460 * c-common.c (validate_nargs): New function.
6461 (check_builtin_function_arguments): Likewise.
6462 * c-typeck.c (build_function_call): Call
6463 check_builtin_function_arguments.
6464 * builtins.c (fold_builtin_classify): Remove error reporting code.
6465 (fold_builtin_unordered_cmp): Likewise.
6466 (fold_builtin_1): Likewise.
6467 (fold_builtin_n): Likewise.
6469 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6471 PR tree-optimization/36008
6472 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6473 the original op1, rather than delta by step.
6475 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6476 Sebastian Pop <sebastian.pop@amd.com>
6478 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6479 eliminate_local_variables_stmt, eliminate_local_variables,
6480 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6481 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6482 of code delimited by two edges in the CFG.
6483 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6484 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6485 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6486 the case of parallelisation of reductions.
6487 (expr_invariant_in_region_p): New.
6489 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6490 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6492 2008-04-24 Ira Rosen <irar@il.ibm.com>
6493 Richard Guenther <rguenther@suse.de>
6495 PR tree-optimization/36034
6496 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6497 incapable of dealing with loads with gaps.
6499 2008-04-24 Rafael Espindola <espindola@google.com>
6501 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6502 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6503 vrp_evaluate_conditional.
6504 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6505 (vrp_evaluate_conditional): Split the cond argument.
6506 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6507 (simplify_stmt_for_jump_threading): Update call to
6508 vrp_evaluate_conditional.
6510 2008-04-24 Ira Rosen <irar@il.ibm.com>
6512 PR tree-optimization/35982
6513 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6514 interleaved data-refs are of the same type.
6516 2008-04-24 Danny Smith <dannysmith@users.net>
6518 * c-format.c (check_format_info_main): Use strncmp rather than a
6519 magic prefix to handle multichar length specs.
6520 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6521 Don't prefix "I64" and "I32" with '\0'.
6523 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6526 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6527 in registers for -m32 only if stdarg_p (fntype).
6529 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6531 PR rtl-optimization/36006
6532 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6533 temp to op0 in order to avoid invalid rtx sharing.
6535 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6537 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6538 check TREE_INVARIANT.
6539 * tree-gimple.c (is_gimple_address): New.
6540 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6541 * tree-gimple.h (is_gimple_address): New.
6542 * tree.h (decl_address_invariant_p): New.
6543 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6544 (build_string): Likewise.
6545 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6546 (tree_invariant_p_1): Likewise.
6547 (save_expr): Use it.
6548 (tree_invariant_p): New.
6549 (skip_simple_arithmetic): Use it.
6550 (stabilize_reference_1): Use it.
6551 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6553 (build1_stat): Drop code to compute TREE_INVARIANT.
6554 (build2_stat): Drop code to compute TREE_INVARIANT.
6555 (build3_stat): Drop code to compute TREE_INVARIANT.
6556 (build4_stat): Drop code to compute TREE_INVARIANT.
6557 (build5_stat): Drop code to compute TREE_INVARIANT.
6558 (build7_stat): Drop code to compute TREE_INVARIANT.
6559 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6560 * tree.h (struct tree_base): Remove invariant_flag.
6561 (TREE_INVARIANT): Remove.
6562 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6563 (fold_builtin_expect): Check TREE_CONSTANT.
6564 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6565 * c-tree.h (c_expr_to_decl): Drop third parameter.
6566 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6567 (build_c_cast): Don't set TREE_INVARIANT.
6568 (pop_init_level): Don't set TREE_INVARIANT.
6569 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6570 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6572 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6573 (gimplify_addr_expr): Adjust comment.
6574 * tree-mudflap.c (mf_build_string):
6575 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6576 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6577 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6578 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6579 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6580 * langhooks.h (struct lang_hooks): Drop third parameter from
6583 2008-04-23 Richard Guenther <rguenther@suse.de>
6585 PR tree-optimization/27799
6586 PR tree-optimization/32921
6587 PR tree-optimization/32624
6588 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6589 SMTs aliases and the tag itself into the solution.
6590 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6591 merge the points-to solution back into the SMT aliases.
6592 (may_alias_p): Use alias_set_subset_of instead of
6593 aliases_conflict_p. A pointer which points to
6594 memory with alias set zero may access any variable.
6596 2008-04-23 Richard Guenther <rguenther@suse.de>
6598 * alias.c (alias_set_subset_of): Correctly handle asking
6599 if zero is a subset of an alias set with zero child.
6600 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6601 (compute_flow_insensitive_aliasing): Correctly walk all
6602 pointers. Do not unnecessarily union sets.
6604 2008-04-23 Richard Guenther <rguenther@suse.de>
6607 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6609 2008-04-22 Tomas Bily <tbily@suse.cz>
6611 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6613 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6615 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6616 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6617 * tree-inline.c (estimate_num_insns_1): Likewise.
6618 * varasm.c (const_hash_1, compare_constant, copy_constant)
6619 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6620 * emit-rtl.c (component_ref_for_mem_expr)
6621 (set_mem_attributes_minus_bitpos): Likewise.
6622 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6623 (is_aligning_offset): Likewise.
6624 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6625 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6626 * dojump.c (do_jump): Likewise.
6627 * builtins.c (get_pointer_alignment, get_memory_rtx)
6628 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6629 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6631 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6633 PR rtl-optimization/36017
6634 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6635 expanding the library call.
6637 2008-04-22 Ian Lance Taylor <iant@google.com>
6639 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6642 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6644 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6645 of LR/CTR moves for Power6.
6647 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6650 * passes.c (init_optimization_passes): Remove
6651 pass_fast_rtl_byte_dce.
6653 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6656 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6657 builtin functions to generate faster code.
6658 (_mm_cvtpu16_ps): Ditto.
6659 (_mm_cvtpi32x2_ps): Ditto.
6661 2008-04-22 Nick Clifton <nickc@redhat.com>
6663 * common.opt (ftree-loop-distribution): Add Optimization
6666 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6667 (frv_expand_builtin_va_start): Likewise.
6669 * config/arm/arm.c (thumb_find_work_register): Fix location of
6670 argument register count.
6672 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6674 Support scheduling for ColdFire V1 and V3 microarchitecture.
6675 Improve scheduling of multiplication instructions.
6677 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6678 (mac): New instruction attribute.
6679 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6680 (m68k_sched_mac): New variable.
6681 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6682 Handle cfv1 and cfv3.
6683 (max_insn_size): New static variable.
6684 (struct _sched_ib): New type.
6685 (sched_ib): New static variable.
6686 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6687 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6688 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6690 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6691 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6692 new variables. Update.
6693 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6694 Add modeling of cfv3 instruction buffer. Update.
6695 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6696 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6697 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6698 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6699 a particular reservation applies to.
6700 (type2): Reorganize attribute values. Rename alu to alu_reg,
6701 alu_l to alu, move_l to omove. Join move to alu. Split mul
6703 (cf_ib_*): Simplify description of instruction buffer.
6704 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6705 (cf_mem): Split into cf_mem1 and cf_mem2.
6706 (cf_v2_move_??): Rename to cfv12_alu_??.
6707 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6708 (cf_v2_mul_??): Remove reservations.
6709 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6710 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6711 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6713 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6714 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6715 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6716 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6717 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6718 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6719 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6720 expansions of the above reservations for instructions of sizes
6723 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6725 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6727 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6729 * coverage.c: Include tree-pass.h.
6730 (coverage_counter_alloc): Print da_file_name to the dump file.
6732 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6734 * sbitmap.c (sbitmap_range_empty_p): New function.
6735 * sbitmap.h (sbitmap_range_empty_p): New function.
6736 * bitmap.h: Now includes obstack.h.
6738 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6739 Kenneth Zadeck <zadeck@naturalbridge.com>
6741 * dbgcnt.def (ra_byte_scan): Added.
6742 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6743 when the last hit happens for a counter.
6744 * timevar.def (TV_DF_BYTE_LR): New variable.
6745 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6746 * passes.c (pass_fast_rtl_byte_dce): New pass.
6747 * fwprop.c (update_df): Added mode to call df_ref_create.
6748 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6749 DF_REF_EXTRACT_OFFSET.
6750 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6751 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6753 (df_ref_extract): Added mode field.
6754 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6755 DF_REF_EXTRACT_OFFSET.
6756 (DF_REF_EXTRACT_MODE): New macro.
6757 (df_byte_lr_bb_info): New structure.
6758 (df_print_byte_regset, df_compute_accessed_bytes,
6759 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6760 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6761 df_byte_lr_simulate_uses,
6762 df_byte_lr_simulate_artificial_refs_at_top,
6763 df_byte_lr_simulate_artificial_refs_at_end,
6764 df_compute_accessed_bytes): New function.
6765 (df_ref_create): Add parameter.
6766 (df_byte_lr_get_bb_info): New inline function.
6767 * df-scan.c (df_ref_record, df_uses_record,
6768 df_ref_create_structure): Added mode parameter.
6769 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6770 df_defs_record, df_uses_record, df_get_conditional_uses,
6771 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6772 df_entry_block_defs_collect, df_exit_block_uses_collect):
6773 Added mode parameter to calls to df_ref_record, df_uses_record,
6774 df_ref_create_structure.
6775 (df_ref_equal_p, df_ref_compare): Added test for modes.
6776 (df_ref_create_structure): Added code to set mode. Renamed
6777 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6778 DF_REF_EXTRACT_OFFSET.
6779 * df-core.c (df_print_byte_regset): New function.
6780 * df-byte-scan.c: New file.
6781 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6782 calls to BITMAP_FREE.
6783 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6784 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6785 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6786 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6787 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6788 df_byte_lr_local_compute, df_byte_lr_init,
6789 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6790 df_byte_lr_transfer_function, df_byte_lr_free,
6791 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6792 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6793 df_byte_lr_simulate_uses,
6794 df_byte_lr_simulate_artificial_refs_at_top,
6795 df_byte_lr_simulate_artificial_refs_at_end): New function.
6796 * dce.c (byte_dce_process_block): New function.
6797 (dce_process_block): au is now passed in rather than computed
6798 locally. Changed loops that look at artificial defs to not look
6799 for conditional or partial ones, because there never are any.
6800 (fast_dce): Now is able to drive byte_dce_process_block or
6801 dce_process_block depending on the kind of dce being done.
6802 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6803 (rest_of_handle_fast_byte_dce): New function.
6804 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6805 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6807 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6810 * gcc.h: Added fortran options that take arguments to
6811 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6814 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6816 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6817 scalarization if on the LHS and not a full access.
6819 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6821 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6823 2008-04-18 Rafael Espindola <espindola@google.com>
6825 * tree-vrp.c (find_case_label_index): Fix the binary search.
6826 (find_case_label_range): New.
6827 (vrp_visit_switch_stmt): Use find_case_label_range.
6828 (simplify_switch_using_ranges): Use find_case_label_range.
6830 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6832 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6833 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6835 2008-04-18 Tom Tromey <tromey@redhat.com>
6838 * doc/cpp.texi (Implementation-defined behavior): Mention
6841 2008-04-18 Ian Lance Taylor <iant@google.com>
6843 * fold-const.c (pointer_may_wrap_p): New static function.
6844 (fold_comparison): Add another test for pointer overflow. Use
6845 pointer_may_wrap_p to disable some false positives.
6847 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6849 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6850 (fname_as_string): Match updated cpp_interpret_string prototype.
6851 (fix_string_type): Support char16_t* and char32_t*.
6852 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6853 derivative) nodes. Register as builtin if C++0x.
6854 (c_parse_error): Support CPP_CHAR{16,32}.
6855 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6856 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6857 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6858 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6859 CTI_CHAR32_ARRAY_TYPE>: New elements.
6860 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6861 char32_type_node, signed_char32_type_node, char16_array_type_node,
6862 char32_array_type_node): New defines.
6863 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6864 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6865 (lex_string): Support CPP_STRING{16,32}, match updated
6866 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6867 (lex_charconst): Support CPP_CHAR{16,32}.
6868 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6869 and CPP_STRING{16,32}.
6871 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6874 * aclocal.m4: Regenerate.
6875 * configure: Regenerate.
6877 2008-04-18 Jan Hubicka <jh@suse.cz>
6879 * except.c (dw2_size_of_call_site_table,
6880 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6882 * cgraphbuild.c (build_cgraph_edges): Update.
6883 * tree-pass.h: Update comment.
6884 * final.c (leaf_function_p): Update.
6885 (leaf_renumber_regs): Update.
6886 (rest_of_clean_state): Update.
6887 * omp-low.c (expand_omp_parallel): Update.
6888 * ipa-reference.c (analyze_function): Update.
6889 * reorg.c (find_end_label): Update.
6890 (optimize_skip): Update.
6891 (fill_simple_delay_slots): Update.
6892 (fill_simple_delay_slots): Update.
6893 (make_return_insns): Update.
6894 (dbr_schedule): Update.
6895 * gimple-low.c (record_vars_into): Update.
6896 * cfgbuild.c (make_edges): Update.
6897 * function.c (assign_stack_local): Update.
6898 (assign_parm_adjust_stack_rtl): Update.
6899 (locate_and_pad_parm): Update.
6900 (allocate_struct_function): Do not initialize stack_alignment_needed
6901 and preferred_stack_boundary here.
6902 (stack_protect_prologue): Update.
6903 (stack_protect_epilogue): Update.
6904 (expand_function_start): Initialize stack_alignment_needed,
6905 preferred_stack_boundary and max_jumptable_ents.
6906 (expand_function_end): Update.
6907 (free_after_compilation): Do not NULLify epilogue_delay_list.
6908 * function.h (struct rtl_data): Add stack_protect_guard,
6909 stack_alignment_needed,
6910 preferred_stack_boundary, epilogue_delay_list.
6911 (struct function): Remove value_histograms, stack_alignment_needed,
6912 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6914 unexpanded_var_list, stack_protect_guard.
6915 (current_function_epilogue_delay_list): Remove.
6916 * ipa-type-escape.c (analyze_function): Update.
6917 * gimplify.c (pop_gimplify_context): Update comment.
6918 * calls.c (expand_call): Update.
6919 (emit_library_call_value_1): Update.
6920 * except.c (set_nothrow_function_flags): Update.
6921 * cfgexpand.c (get_decl_align_unit): Update.
6922 (create_stack_guard): Update.
6923 (estimated_stack_frame_size): Update.
6924 (expand_used_vars): Update.
6925 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6926 * explow.c (allocate_dynamic_stack_space): Update.
6927 * tree-ssa-live.c (remove_unused_locals): Update.
6928 * varasm.c (mark_constant_pool): Update.
6929 * tree-inline.c (remap_decls): Update.
6930 (initialize_cfun): Update.
6931 (declare_return_variable): Update.
6932 (inline_forbidden_p): Update.
6933 (expand_call_inline): Update.
6934 (declare_inline_vars): Update.
6935 (tree_function_versioning): Update.
6936 * tree-flow.h (value_histograms): New.
6937 (VALUE_HISTOGRAMS): New macro.
6938 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6940 * tree-cfg.c (set_bb_for_stmt): Update.
6941 (replace_by_duplicate_decl): Update.
6942 (move_block_to_fn): Update.
6943 (new_label_mapper): Update.
6944 (dump_function_to_file): Update.
6945 * ipa-struct-reorg.c (build_data_structure): Update.
6946 * cfgrtl.c (print_rtl_with_bb): Update.
6947 * reload1.c (reload): Update.
6949 * config/i386/i386.c (setup_incoming_varargs_64,
6950 ix86_compute_frame_layout): Update.
6951 * config/arc/arc.c (arc_output_function_epilogue): Update.
6953 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6955 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6956 for FreeBSD as well.
6957 * gthr-posix95.h: Likewise.
6959 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6961 PR rtl-optimization/35838
6962 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6963 out the byte offset of the first subreg.
6965 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6967 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6968 to split_ti instead of three separate calls with single member arrays.
6969 (subti3 splitter): Ditto.
6970 (adddi3 splitter): Ditto with split_di.
6971 (subdi3 splitter): Ditto.
6972 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6973 two separate calls with single member arrays. Swap match_dup
6974 operands 1 and 2 to better fit into the array.
6975 (negdi2 splitter): Ditto with split_di.
6976 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6977 two separate calls with single member arrays. Swap match_dup operands
6978 6 and 7 to better fit into the array.
6980 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6982 * config/i386/i386.c (sse_builtin_type): New.
6983 (bdesc_sse_args): Likewise.
6984 (bdesc_sse_3arg): Removed.
6985 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6986 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6987 IX86_BUILTIN_ROUNDPS.
6988 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6989 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6990 IX86_BUILTIN_ROUNDPS.
6991 (ix86_expand_sse_4_operands_builtin): Removed.
6992 (ix86_expand_sse_operands_builtin): New.
6993 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6994 and CODE_FOR_sse4_1_roundps.
6995 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6996 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6998 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7001 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7002 regs before frame pop when needed. If use_backchain_to_restore_sp
7003 then load backchain into a temp reg to restore vr and vrsave. Add
7004 code to restore vr after frame pop if possible.
7006 2008-04-17 Richard Guenther <rguenther@suse.de>
7008 * tree-vn.c (expressions_equal_p): Do not check type
7009 equality or compatibility before calling operand_equal_p.
7010 * fold-const.c (operand_equal_p): Check equivalence of
7011 integer constants before bailing out due to signedness or
7012 precision differences.
7013 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7014 spurious differences in type qualification. Ignore types
7015 for COMPONENT_REFs at all.
7017 2008-04-17 Christian Bruel <christian.bruel@st.com>
7019 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7020 msw_skip comparison.
7022 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7025 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7028 PR tree-optimization/35899
7029 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7030 rather than TREE_OPERAND.
7032 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7035 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7036 temporary registers. Change operand predicate to general_operand.
7037 (remainderxf3): Ditto.
7039 2008-04-16 Richard Guenther <rguenther@suse.de>
7041 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7042 * tree-affine.c (aff_combination_expand): Look through some
7045 2008-04-15 Doug Kwan <dougkwan@google.com>
7047 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7049 * tree-pretty-print.c (dump_generic_node): Ditto.
7050 * final.c (output_addr_const): Ditto.
7051 * dwarf2out.c (output_cfi): Ditto.
7052 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7053 * print-rtl.c (print_rtx): Ditto.
7054 * print-tree.c (print_node_brief, print_node): Ditto.
7055 * c-common.c (match_case_to_enum_1): Ditto.
7056 * sched-vis.c (print_value): Ditto.
7057 * config/i386/i386.c (print_operand): Cast to long unsigned int
7060 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7061 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7062 MS Windows VirtualProtect function.
7064 2008-04-15 Jan Hubicka <jh@suse.cz>
7066 * gengtype.c (write_root): Param_is argument is OK.
7067 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7068 * function.h: Include varray.h
7069 (rtl_eh): New stucture based on except.c one.
7070 (call_site_record): New forward declaration and vector type.
7071 * calls.c (emit_call_1): Do not call
7072 note_current_region_may_contain_throw.
7073 * except.c (eh_status): Remove cur_region, try_region since they are
7075 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7076 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7077 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7078 Remove call_site_data_used, call_site_data_size.
7079 Turn call_site_record into vector in function.h.
7080 (note_current_region_may_contain_throw): Remove.
7081 (get_exception_pointer, get_exception_filter): Do not take struct
7082 function argument; update.
7083 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7084 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7085 build_post_landing_pads, dw2_build_landing_pads,
7086 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7087 sjlj_emit_function_enter, sjlj_emit_function_enter,
7088 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7089 sjlj_build_landing_pads, finish_eh_generation,
7090 remove_exception_handler_label, remove_eh_handler,
7091 maybe_remove_eh_handler, add_reachable_handler,
7092 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7093 add_action_record, collect_one_action_chain, add_call_site,
7094 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7095 sjlj_output_call_site_table, output_function_exception_table,
7096 * except.h (note_current_region_may_contain_throw): Remove
7097 (get_exception_pointer, get_exception_filter): Do not take struct
7099 * Makefile.in (GTFILES): Put varargs before struct function.
7101 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7103 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7104 punt for STRING_CST.
7105 (get_constraint_for): Deal with STRING_CST here instead.
7107 2008-04-15 Richard Guenther <rguenther@suse.de>
7109 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7110 statements in a basic-block with a backward walk. Do not
7111 substitute into dead statements but instead remove those.
7113 2008-04-15 Richard Guenther <rguenther@suse.de>
7115 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7116 to zero, thus disable creation of SFTs.
7118 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7120 * tree-predcom.c (suitable_reference_p): Return false if the
7121 reference can throw.
7123 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7126 * c-decl.c (finish_decl): If extern or static var has variable
7127 size, set TREE_TYPE (decl) to error_mark_node.
7129 2008-04-15 Rafael Espindola <espindola@google.com>
7131 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7134 2008-04-15 Richard Guenther <rguenther@suse.de>
7136 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7137 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7138 (visit_reference_op_load): Do walk vuse-vdef chains on
7139 vn_reference_lookup.
7140 (visit_reference_op_store): But do not here.
7141 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7142 vn_reference_lookup.
7143 (vn_lookup_with_vuses): But do so here.
7145 2008-04-14 Ian Lance Taylor <iant@google.com>
7147 * fold-const.c (fold_overflow_warning): Remove assertion.
7149 2008-04-15 Ben Elliston <bje@au.ibm.com>
7151 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7152 temp1 local variables.
7154 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7157 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7158 ".text.unlikely" section as executable.
7160 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7162 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7163 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7164 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7165 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7166 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7167 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7168 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7170 2008-04-14 Ian Lance Taylor <iant@google.com>
7172 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7173 * fold-const.c (fold_comparison): If appropriate, test
7174 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7175 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7176 reassociating a pointer type.
7177 * doc/invoke.texi (Optimize Options): Document that
7178 -fstrict-overflow applies to pointer wraparound.
7180 2008-04-13 Jan Hubicka <jh@suse.cz>
7182 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7184 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7186 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7187 we are going to "save the world".
7189 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7191 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7192 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7193 operand 0 constraint, not "=".
7195 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7197 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7199 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7201 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7202 of size of positions_needed * CHAR_BIT.
7204 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7207 * dse.c (store_info): Change positions_needed to unsigned
7209 (lowpart_bitmask): New.
7210 (record_store): Cast to unsigned HOST_WIDE_INT for
7211 positions_needed. Assert width <= size of positions_needed *
7212 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7213 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7214 lowpart_bitmask to set mask.
7216 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7218 * config/bfin/constraints.md: New file.
7219 * config/bfin/bfin.md: Include it.
7220 (adddi3): Use satisfies_constraint functions instead of the old macros.
7221 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7222 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7223 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7224 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7225 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7226 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7227 EXTRA_CONSTRAINT): Delete.
7228 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7229 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7231 * config/bfin/bfin.c: Include "tm-constrs.h".
7232 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7233 Use satisfies_constraint functions instead of the old macros.
7234 * doc/md.texi (Blackfin Constraints): Update file name reference.
7236 2008-04-11 Richard Guenther <rguenther@suse.de>
7238 PR tree-optimization/35869
7239 * tree-vrp.c (execute_vrp): Move switch statement update after
7240 jump threading. Schedule another cfg cleanup run.
7242 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7245 * attribs.c (decl_attributes): Return early on errorneous node.
7247 2008-04-10 Oleg Ryjkov <olegr@google.com>
7249 * tree.h (struct tree_base): Added a new flag default_def_flag.
7250 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7252 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7254 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7256 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7259 * pa.md: Define mode iterator P. Define mode attribute dwc.
7260 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7261 (icacheflush): Likewise.
7262 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7263 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7265 2008-04-11 Ben Elliston <bje@au.ibm.com>
7267 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7269 2008-04-10 Rafael Espindola <espindola@google.com>
7271 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7272 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7273 (extract_range_from_expr): The same.
7275 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7277 * config/mips/mips.md (GPR2): New mode iterator.
7279 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7280 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7281 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7282 Rewrite these to take two modes, the mode of comparison and the
7283 mode of the destination.
7284 * config/mips/mips.c (mips_expand_scc): Instead of having
7285 paradoxical subreg as destination, expand "narrowing" scc if mode
7286 of comparison is SI and target is requested in DI mode.
7287 (mips_emit_int_order_test): Update comment. Make mode of
7288 comparison match CMP0 rather than TARGET. When creating inverse
7289 target use mode of TARGET.
7291 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7293 * gcov-dump.c (tag_summary): Only print summaries for the first
7294 GCOV_COUNTERS_SUMMABLE counters.
7296 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7298 * config/i386/i386.md (absneg): New code iterator.
7299 (absnegprefix): New code attribute.
7300 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7301 patterns using absneg code iterator.
7302 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7303 using absneg code iterator.
7304 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7305 *neg<mode>2 patterns using absneg code iterator.
7306 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7307 *negextendsfdf2 patterns using absneg code iterator.
7308 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7309 *negextendsfxf2 patterns using absneg code iterator.
7310 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7311 *negextendsfdf2 patterns using absneg code iterator.
7312 * config/i386/sse.md (<code><mode>2): Macroize expander from
7313 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7315 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7317 * config/s390/s390.h: Remove the remains of the recent search
7318 & replace action of current_function_outgoing_args_size.
7320 2008-04-10 Ira Rosen <irar@il.ibm.com>
7322 PR tree-optimization/35821
7323 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7324 NEW_STMT_LIST is not NULL.
7326 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7329 * toplev.c (process_options): Remove -ffunction-sections debugging
7332 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7334 PR middle-end/PR28690
7335 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7336 than gen_rtx_fmt_ee to perform more canonicalizations.
7338 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7341 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7343 2008-04-09 Richard Guenther <rguenther@suse.de>
7345 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7346 (dump_function_to_file): Dump function arguments with types.
7348 2008-04-08 Richard Guenther <rguenther@suse.de>
7350 * fold-const.c (fold_widened_comparison): Do not allow
7351 sign-changes that change the result.
7353 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7356 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7357 kinds of indirect references.
7359 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7361 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7362 GNU Fortran language string.
7364 2008-04-08 Rafael Espindola <espindola@google.com>
7366 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7367 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7368 * tree.h (tree_call_nonnegative_warnv_p): New.
7370 2008-04-08 Jan Hubicka <jh@suse.cz>
7372 * function.c (free_after_compilation): Clear out regno_reg_rtx
7375 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7378 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7380 PR middle-end/PR28690
7381 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7382 same precedence as REG_POINTER and MEM_POINTER operands.
7384 2008-04-08 Richard Guenther <rguenther@suse.de>
7387 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7388 for adding index to base.
7390 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7392 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7393 (MINGW_ENABLE_EXECUTE_STACK): New.
7394 (IN_LIBGCC2): For libgcc include windows.h file for
7395 function declarations.
7397 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7399 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7400 and tem2 if tem1 is not a REG or MULT.
7402 2008-04-08 Jan Hubicka <jh@suse.cz>
7404 * function.h (incomming_args): Break out of struct function.
7405 (function_subsections): Break out of struct function.
7406 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7407 return_rtx and hard_reg_initial_vals from struct function.
7408 Kill inl_max_label_num.
7409 (current_function_pops_args, current_function_args_info,
7410 current_function_args_size, current_function_args_size,
7411 current_function_pretend_args_size,
7412 current_function_outgoing_args_size,
7413 current_function_internal_arg_pointer, current_function_return_rtx):
7414 Kill compatibility accestor macros.
7415 * builtins.c (expand_builtin_apply_args_1): Update.
7416 (expand_builtin_next_arg): Update.
7417 * df-scan.c (df_get_call_refs): Update.
7418 * dbxout.c (dbxout_function_end): Update.
7419 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7420 (output_line_info): Update.
7421 (secname_for_decl): Update.
7422 (dwarf2out_var_location): Update.
7423 * function.c (free_after_compilation): Update.
7424 (assign_parm_find_stack_rtl): Update.
7425 (assign_parms): Update.
7426 (expand_dummy_function_end): Update.
7427 (expand_function_end): Update.
7428 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7429 (expand_call): Update.
7430 (emit_library_call_value_1): Update.
7431 (store_one_arg): Update.
7432 * varasm.c (initialize_cold_section_name): Update.
7433 (unlikely_text_section): Update.
7434 (unlikely_text_section_p): Update.
7435 (assemble_start_function): Update.
7436 (assemble_end_function): Update.
7437 (default_section_type_flags): Update.
7438 (switch_to_section): Update.
7439 * integrate.c (set_decl_abstract_flags): Update.
7440 (get_hard_reg_initial_val): Update.
7441 (has_hard_reg_initial_val): Update.
7442 (allocate_initial_values): Update.
7443 * resource.c (init_resource_info): Update.
7444 * config/alpha/alpha.c (NUM_ARGS): Update.
7445 (direct_return): Update.
7446 (alpha_va_start): Update.
7447 (alpha_sa_size): Update.
7448 (alpha_initial_elimination_offset): Update.
7449 (alpha_expand_prologue): Update.
7450 (alpha_start_function): Update.
7451 (alpha_expand_epilogue): Update.
7452 (unicosmk_initial_elimination_offset):
7453 * config/alpha/alpha.md (call expander): Update.
7454 * config/s390/s390.c (s390_register_info): Update.
7455 (s390_register_info): Update.
7456 (s390_frame_info): Update.
7457 (s390_initial_elimination_offset): Update.
7458 (s390_build_builtin_va_list): Update.
7459 (s390_va_start): Update.
7460 * config/spu/spu.c (direct_return): Update.
7461 (spu_expand_prologue): Update.
7462 (spu_initial_elimination_offset): Update.
7463 (spu_build_builtin_va_list): Update.
7464 (spu_va_start): Update.
7465 * config/sparc/sparc.c (sparc_init_modes): Update.
7466 (sparc_compute_frame_size): Update.
7467 (function_value): Update.
7468 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7469 * config/i386/i386.md (return expander): Update.
7470 * config/i386/i386.c (ix86_va_start): Update.
7471 (ix86_can_use_return_insn_p): Update.
7472 (ix86_compute_frame_layout): Update.
7473 (ix86_expand_epilogue): Update.
7474 * config/sh/sh.c (output_stack_adjust): Update.
7475 (calc_live_regs): Update.
7476 (sh_expand_prologue): Update.
7477 (sh_builtin_saveregs): Update.
7478 (sh_va_start): Update.
7479 (initial_elimination_offset): Update.
7480 (sh_allocate_initial_value): Update.
7481 (sh_function_ok_for_sibcall): Update.
7482 (sh_get_pr_initial_val): Update.
7483 * config/sh/sh.md (return expander): Update.
7484 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7485 * config/crx/crx.c (crx_compute_frame): UPdate.
7486 (crx_initial_elimination_offset): UPdate.
7487 * config/xtensa/xtensa.c (compute_frame_size): Update
7488 (xtensa_builtin_saveregs): Update.
7489 (xtensa_va_start): Update.
7490 (order_regs_for_local_alloc): Update.
7491 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7492 (xstormy16_expand_builtin_va_start): Update.
7493 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7494 * config/m68hc11/m68hc11.md (return expanders): Update.
7495 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7496 (expand_epilogue): Update.
7497 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7498 (cris_simple_epilogue): Update.
7499 (cris_expand_prologue): Update.
7500 (cris_expand_epilogue): Update.
7501 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7502 (compute_frame_size): Update.
7503 * config/mt/mt.c (mt_compute_frame_size): Update.
7504 * config/mn10300/mn10300.c (expand_prologue): Update.
7505 (expand_epilogue): Update.
7506 (initial_offset): Update.
7507 (mn10300_builtin_saveregs):
7508 * config/mn10300/mn10300.md (return expander): Update.
7509 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7510 (ia64_initial_elimination_offset): Update.
7511 (ia64_initial_elimination_offset): Update.
7512 (ia64_expand_prologue): Update.
7513 * config/m68k/m68k.md (return expander): Update.
7514 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7515 (rs6000_stack_info): Update.
7516 * config/mcore/mcore.c (layout_mcore_frame): Update.
7517 (mcore_expand_prolog): Update.
7518 * config/arc/arc.c (arc_compute_frame_size): Update.
7519 * config/score/score3.c (score3_compute_frame_size): Update.
7520 * config/score/score7.c (score7_compute_frame_size): Update.
7521 * config/arm/arm.c (use_return_insn): Update.
7522 (thumb_find_work_register): Update.
7523 (arm_compute_save_reg_mask): Update.
7524 (arm_output_function_prologue): Update.
7525 (arm_output_epilogue): Update.
7526 (arm_size_return_regs): Update.
7527 (arm_get_frame_offsets): Update.
7528 (arm_expand_prologue): Update.
7529 (thumb_exit): Update.
7530 (thumb_unexpanded_epilogue): Update.
7531 (thumb1_output_function_prologue): Update.
7532 * config/pa/pa.md (return expander): Update.
7533 * config/pa/pa.c (compute_frame_size): Update.
7534 (hppa_builtin_saveregs): Update.
7535 * config/mips/mips.c (mips_va_start): Update.
7536 (mips16_build_function_stub): Update.
7537 (mips_compute_frame_info): Update.
7538 (mips_restore_gp): Update.
7539 (mips_output_function_prologue): Update.
7540 (mips_expand_prologue): Update.
7541 * config/v850/v850.c (compute_frame_size): Update.
7542 (expand_prologue): * config/mmix/mmix.c (along): update.
7543 (mmix_initial_elimination_offset): update.
7544 (mmix_reorg): update.
7545 (mmix_use_simple_return): update.
7546 (mmix_expand_prologue): update.
7547 (mmix_expand_epilogue): Update.
7548 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7549 (emit_link_insn): Update.
7551 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7553 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7554 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7556 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7559 2008-04-07 Jan Hubicka <jh@suse.cz>
7561 * function.h (rtl): Rename to x_rtl.
7563 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7564 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7565 used_temp_slots avail_temp_slots, temp_slot_level,
7566 nonlocal_goto_handler_labels): Update accesstors.
7567 (rtl): New global variable.
7568 (struct function): Move some fileds to rtl_data.
7569 (get_arg_pointer_save_area): Update prototype.
7570 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7571 get_arg_pointer_save_area.
7572 * expr.c (init_expr): Update
7573 * function.c (get_frame_size): Update
7574 (assign_stack_local): Update
7575 (expand_function_end): Update.
7576 (get_art_pointer_save_area): Update
7578 * emit-rtl.c (rtl): Declare.
7579 (regno_reg_rtx): Declare.
7580 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7582 (gen_reg_rtx): Update.
7583 * varasm.c (n_deferred_constatns): Update accestor.
7584 (init_varasm_status): Do not allocate varasm_status.
7585 (force_const_mem, get_pool_size, output_constant_pool): Update.
7586 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7587 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7588 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7589 * sparc/sparc.h (INIT_EXPANDERS): Update.
7590 * ia64/ia64.h (INIT_EXPANDERS): Update.
7592 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7594 * reload.c (push_secondary_reload): Add missing break to for loop.
7596 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7598 PR middle-end/PR28690
7599 * rtlanal.c: Update copyright years.
7600 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7601 as REG_POINTER and MEM_POINTER operands.
7602 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7603 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7604 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7605 * gcse.c: Update copyright years.
7606 (pre_delete): Call gen_reg_rtx_and_attrs.
7607 (hoist_code): Likewise.
7608 (build_store_vectors): Likewise.
7609 (delete_store): Likewise.
7610 * loop-invariant.c (move_invariant_reg): Likewise.
7611 Update copyright years.
7613 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7615 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7616 control string instead of quoted.
7618 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7620 * doc/rtl.texi: Rewrite of subreg section.
7622 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7625 * config/i386/i386.c (legitimize_pic_address): Add treating
7626 of dllimport SYM_REF's.
7627 (legitimize_dllimport_symbol): Add prototype.
7629 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7631 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7632 reference in constructor with non self-referential type.
7634 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7636 Removal of Return with Depressed Stack Pointer support
7637 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7638 (ECF_SP_DEPRESSED): Likewise.
7639 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7640 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7641 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7642 (expand_call): Do not test ECF_SP_DEPRESSED.
7643 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7644 * function.c (keep_stack_depressed): Delete.
7645 (handle_epilogue_set): Likewise.
7646 (update_epilogue_consts): Likewise.
7647 (emit_equiv_load): Likewise.
7648 (thread_prologue_and_epilogue_insns): Remove support for Return with
7649 Depressed Stack Pointer.
7650 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7652 2008-04-06 Richard Guenther <rguenther@suse.de>
7654 PR tree-optimization/35400
7655 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7656 information from SSA_NAMEs.
7658 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7660 * config/avr/avr.h (avr_mega_p): Remove declaration.
7661 (AVR_MEGA): Remove macro.
7662 * config/avr/avr.c (avr_mega_p): Remove variable.
7663 (avr_override_options): Remove inicializion of avr_mega_p.
7664 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7665 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7666 (avr_jump_mode): (Ditto.).
7667 (avr_output_progmem_section_asm_op): (Ditto.).
7668 (avr_asm_init_sections): (Ditto.).
7669 (avr_asm_init_sections): (Ditto.).
7670 (avr_rtx_costs): (Ditto.).
7671 * config/avr/avr.md: (Ditto.).
7672 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7675 2008-04-06 Richard Guenther <rguenther@suse.de>
7677 PR tree-optimization/35842
7678 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7679 is_gimple_invariant_address.
7681 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7683 * gcc.c (default_compilers): Sync Fortran extensions list with
7684 that in fortran/lang-specs.h.
7685 * doc/invoke.texi: Likewise.
7686 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7687 * dwarf2out.c (gen_compile_unit_die): Likewise.
7689 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7691 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7693 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7696 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7697 attribute is used for nested functions.
7699 2008-04-05 Jan Hubicka <jh@suse.cz>
7701 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7703 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7705 (dump_files): Update.
7706 (enable_rtl_dump_file): Do not accept letter argument.
7707 * tree-pass.h (dump_file_info): Remove letter argument.
7708 * toplev.c (decode_d_option): Update -da handling.
7709 * toplev.h (enable_rtl_dump_file): Update prototype.
7710 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7711 it out based on pass type.
7712 (register_dump_files_1): Likewise.
7713 (init_optimization_passes): Update register_one_dump_file calls.
7714 (execute_one_pass): Sanity check that IPA passes are called at IPA
7715 level and RTL passes at RTL level.
7716 (execute_pass_list): IPA pass can not be after or subpass of
7718 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7719 disallov RTL subpasses of IPA subpasses.
7721 2008-04-05 Ben Elliston <bje@au.ibm.com>
7723 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7724 builtins that return exactly once and do not throw. Cache call to
7727 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7729 PR rtl-optimization/34916
7731 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7732 between instruction pairs.
7734 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7736 * doc/invoke.texi: Document -mbitops for SH.
7737 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7738 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7739 * config/sh/sh.c (print_operand): Add %t operand code.
7740 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7741 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7742 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7743 (extendqihi2): Likewise.
7744 (movqi_i): Likewise.
7745 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7746 (extv): Use bld instruction for SH2A if possible.
7748 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7749 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7750 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7751 (bset.b, bclr.b): Define peepholes.
7752 * config/sh/sh.opt (mbitops): New option.
7754 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7757 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7758 and view convert expression.
7760 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7763 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7765 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7767 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7769 * config/i386/cpuid.h (bit_AES): New.
7770 (bit_PCLMUL): Likewise.
7772 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7773 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7774 SSE2 if AES or PCLMUL is enabled.
7775 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7776 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7777 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7778 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7779 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7780 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7781 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7782 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7783 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7784 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7785 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7786 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7787 __builtin_ia32_aeskeygenassist128 and
7788 __builtin_ia32_pclmulqdq128.
7789 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7790 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7791 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7793 * config/i386/i386.h (TARGET_AES): New.
7794 (TARGET_PCLMUL): Likewise.
7795 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7797 * config/i386/i386.md (UNSPEC_AESENC): New.
7798 (UNSPEC_AESENCLAST): Likewise.
7799 (UNSPEC_AESDEC): Likewise.
7800 (UNSPEC_AESDECLAST): Likewise.
7801 (UNSPEC_AESIMC): Likewise.
7802 (UNSPEC_AESKEYGENASSIST): Likewise.
7803 (UNSPEC_PCLMUL): Likewise.
7805 * config/i386/i386.opt (maes): New.
7806 (mpclmul): Likewise.
7808 * config/i386/sse.md (aesenc): New pattern.
7809 (aesenclast): Likewise.
7811 (aesdeclast): Likewise.
7813 (aeskeygenassist): Likewise.
7814 (pclmulqdq): Likewise.
7816 * config/i386/wmmintrin.h: New.
7818 * doc/extend.texi: Document AES and PCLMUL built-in function.
7820 * doc/invoke.texi: Document -maes and -mpclmul.
7822 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7824 * function.c (free_after_parsing): Replace with
7825 cxx_push_function_context from C++ front-end.
7826 (allocate_struct_function): Don't call langhook.
7827 * langhooks.h (struct lang_hooks_for_functions): Delete.
7828 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7830 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7831 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7832 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7833 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7834 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7835 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7836 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7838 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7839 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7841 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7844 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7847 2008-04-04 Richard Guenther <rguenther@suse.de>
7850 * fold-const.c (optimize_minmax_comparison): Use the correct
7851 type for the constant in the simplified comparison.
7853 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7855 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7856 Pass L2 size as "--param l2-cache-size" to the compiler.
7857 (decode_l2_cache): New function to decode L2 cache parameters using
7858 0x8000006 extended cpuid function.
7859 (detect_caches_amd): Determine parameters of L2 cache using
7860 decode_l2_caches function.
7861 (decode_caches_intel): Decode L2 cache parameters.
7862 (detect_caches_intel): Determine L2 cache parameters using
7863 decode_caches_intel and decode_l2_caches functions.
7865 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7867 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7868 secondary input reload for subword loads from the constant pool.
7870 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7873 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7874 constants of the appropriate size for runtime calculations.
7877 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7878 decimal-float literal constant zero.
7880 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7883 * c-parser.c (c_parser_omp_atomic): Call
7884 default_function_array_conversion on the RHS.
7887 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7888 call is_variable_sized if decl has incomplete type.
7890 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7892 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7894 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7896 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7898 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7899 (sgt<u>): Merge sgt and sgtu into new expander.
7900 (sgt, sgtu): Remove expanders.
7901 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7902 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7903 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7904 *sgtu_<mode>_mips16 into new pattern.
7905 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7906 (sge<u>): Merge sge and sgeu into new expander.
7907 (sge, sgeu): Remove expanders.
7908 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7910 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7911 (slt<u>): Merge slt and sltu into new expander.
7912 (slt, sltu): Remove expanders.
7913 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7914 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7915 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7916 *sltu_<mode>_mips16 into new pattern.
7917 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7918 (sle<u>): Merge sle and sleu into new expander.
7919 (sle, sleu): Remove expanders.
7920 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7921 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7922 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7923 *sleu_<mode>_mips16 into new pattern.
7924 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7926 2008-04-03 Jan Hubicka <jh@suse.cz>
7928 PR tree-optimization/35795
7929 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7930 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7931 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7932 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7933 * score/score3.c (score3_output_mi_thunk): Likewise.
7934 * score/score7.c (score7_output_mi_thunk): Likewise.
7935 * mips/mips.c (mips_output_mi_thunk): Likewise.
7937 2008-04-03 Richard Guenther <rguenther@suse.de>
7939 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7940 conversions. Simplify code.
7942 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7944 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7946 2008-04-03 Tom Tromey <tromey@redhat.com>
7947 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7949 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7950 * config/bfin/t-bfin-linux (generated_files): Add
7951 linux-sysroot-suffix.h.
7952 * doc/install.texi (Prerequisites): Require make 3.80.
7953 * doc/sourcebuild.texi (Front End Directory): Document new
7955 * Makefile.in (generated_files): New variable.
7956 (ALL_HOST_OBJS): New variable.
7957 ($(ALL_HOST_OBJS)): New target.
7959 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7961 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7962 (remap_block): Call id->transform_lang_insert_block instead
7964 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7965 Set id.transform_lang_insert_block to NULL.
7966 (clone_body): Move to cp/optimize.c
7967 * tree-inline.h (struct copy_body_data): Change
7968 transform_lang_insert_block to function pointer.
7969 (copy_generic_body, copy_decl_no_change): Export.
7970 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7971 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7972 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7974 * c-tree.h (insert_block): Kill.
7975 * c-decl.c (insert_block): Kill.
7977 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7979 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7980 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7981 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7983 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7984 argument, call {push,pop}_function_context from here.
7985 * c-parser.c: Use c_{push,pop}_function_context.
7987 * function.c (push_function_context_to): Move meat ...
7988 (push_function_context): ... here. Simplify.
7989 * function.c (pop_function_context_from): Move meat ...
7990 (pop_function_context): ... here. Simplify.
7991 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7993 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7994 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7995 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7996 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7998 2008-04-03 Ben Elliston <bje@au.ibm.com>
8000 * expmed.c (extract_force_align_mem_bit_field): Remove.
8002 2008-04-03 Richard Guenther <rguenther@suse.de>
8005 * expr.h (try_casesi): Adjust prototype.
8006 * expr.c (try_casesi): Take fallback label as extra parameter.
8007 Use that for gen_casesi if default_label is NULL.
8008 * stmt.c (expand_case): Pass fallback label to try_casesi,
8009 make sure to fill gaps with a fallback label if default_label
8012 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8015 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8017 2008-04-03 Ben Elliston <bje@au.ibm.com>
8019 * expmed.c (extract_split_bit_field): Remove if (0) code.
8020 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8021 (do_ds_constraint): Likewise.
8023 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8025 * doc/cppopts.texi (-dU): Document.
8026 * c-common.h (flag_dump_macros): Update comment.
8027 * c-opts.c (handle_OPT_d): Handle -dU.
8028 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8029 dump_queued_macros, cb_used_define, cb_used_undef): New.
8030 (init_pp_output): Handle -dU.
8031 (cb_line_change): Call dump_queued_macros.
8032 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8034 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8036 * config/avr/predicates.md (io_address_operand): New predicate.
8037 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8038 * config/avr/avr.c (avr_io_address_p): Remove function.
8039 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8040 'avr_io_address_p' function.
8041 (out_movhi_r_mr): (Ditto.).
8042 (out_movqi_mr_r): (Ditto.).
8043 (out_movhi_mr_r): (Ditto.).
8044 (avr_address_cost): (Ditto.).
8046 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8048 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8049 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8050 in 32bit mode when XMM registers are available to avoid store
8052 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8053 corresponding post-reload splitters.
8055 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8058 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8059 __builtin_ia32_roundss.
8060 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8061 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8062 __builtin_ia32_roundss.
8063 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8064 IX86_BUILTIN_SHUFPD here.
8066 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8068 * config/i386/i386.md (plogic): New.
8069 (plogicprefix): Likewise.
8071 * config/i386/mmx.md (mmx_<code><mode>3): New.
8072 (mmx_and<mode>3): Removed.
8073 (mmx_ior<mode>3): Likewise.
8074 (mmx_xor<mode>3): Likewise.
8076 * config/i386/sse.md (<code><mode>3): New.
8077 (*<code><mode>3): Likewise.
8078 (*<code><mode>3): Likewise.
8079 (<code><mode>3): Likewise.
8080 (*sse_<code><mode>3): Likewise.
8081 (*sse2_<code><mode>3): Likewise.
8082 (<code>tf3): Likewise.
8083 (*<code>tf3): Likewise.
8084 (and<mode>3): Likewise.
8085 (*and<mode>3): Likewise.
8086 (ior<mode>3): Removed.
8087 (*ior<mode>3): Likewise.
8088 (xor<mode>3): Likewise.
8089 (*xor<mode>3): Likewise.
8090 (*and<mode>3): Likewise.
8091 (*ior<mode>3): Likewise.
8092 (*xor<mode>3): Likewise.
8093 (and<mode>3): Likewise.
8094 (*sse_and<mode>3): Likewise.
8095 (*sse2_and<mode>3): Likewise.
8097 (*andtf3): Likewise.
8098 (ior<mode>3): Likewise.
8099 (*sse_ior<mode>3): Likewise.
8100 (*sse2_ior<mode>3): Likewise.
8102 (*iortf3): Likewise.
8103 (xor<mode>3): Likewise.
8104 (*sse_xor<mode>3): Likewise.
8105 (*sse2_xor<mode>3): Likewise.
8107 (*xortf3): Likewise.
8109 2008-04-02 Richard Guenther <rguenther@suse.de>
8111 PR tree-optimization/14495
8112 PR tree-optimization/34793
8113 * tree-vrp.c (struct switch_update): New structure.
8114 (to_remove_edges, to_update_switch_stmts): New VECs.
8115 (simplify_switch_using_ranges): New function. Remove not taken
8116 case labels and edges.
8117 (simplify_stmt_using_ranges): Call it.
8118 (identify_jump_threads): Mark edges we have queued for removal
8119 so we don't thread them.
8120 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8122 * tree-cfg.c (group_case_labels): Deal with missing default label.
8123 (tree_verify_flow_info): Allow missing default label.
8124 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8125 (emit_case_nodes): Likewise.
8126 (expand_case): Do not rely on the default label to be present.
8127 * expr.c (try_casesi): Deal with NULL default_label.
8128 (do_tablejump): Likewise.
8130 2008-04-02 Richard Guenther <rguenther@suse.de>
8132 PR tree-optimization/14495
8133 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8134 SWITCH_EXPR here ...
8135 (vrp_visit_switch_stmt): ... but here (new function).
8136 (find_case_label_index): New helper function.
8137 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8139 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8141 * fwprop.c: Fix ISO-C99ism.
8143 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8146 * Makefile.in (objdir): Set it here.
8147 * configure.ac: Not here. Find dynamic linker characteristics.
8148 * exec-tool.in: Use them.
8149 * aclocal.m4: Regenerate.
8150 * configure: Regenerate.
8152 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8154 * expr.c (expand_var): Delete it.
8155 * expr.h (expand_var): Delete prototype.
8156 * function.c (expand_function_start): Use expand_decl instead.
8157 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8160 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8162 PR rtl-optimization/35542
8163 * fwprop.c (forward_propagate_and_simplify): Replace
8164 loc_reg_mentioned_in_p with reg_mentioned_p.
8166 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8168 PR rtl-optimization/35281
8169 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8170 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8171 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8172 (varying_mem_p): Move above propagate_rtx.
8173 (all_uses_available_at): Do not check MEMs.
8175 2008-04-02 Rafael Espindola <espindola@google.com>
8177 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8178 (register_edge_assert_for_2): Split the cond argument.
8179 (register_edge_assert_for_1): Adjust for the change in
8180 register_edge_assert_for_2.
8181 (register_edge_assert_for): Split the cond argument.
8182 (find_switch_asserts): Adjust for the change in
8183 register_edge_assert_for.
8185 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8187 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8188 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8189 offsets for 64-bit mingw.
8190 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8191 abi for x86_64-pc-mingw.
8193 2008-04-02 Richard Guenther <rguenther@suse.de>
8195 * tree-vrp.c (extract_range_from_assert): Make sure to not
8196 produce range min/max with TREE_OVERFOW set.
8197 If merging a anti-range and a range keep the anti-range if
8198 the range covers all values of the type.
8199 (register_edge_assert_for_2): Only allow sign-changing
8200 conversions in detecting canonical range checks. Also
8201 register an assert for the unsigned name if useful.
8203 PR tree-optimization/35787
8204 * tree-vrp.c (vrp_val_max): New function.
8205 (vrp_val_min): Likewise.
8206 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8207 (vrp_val_is_min): Likewise.
8208 (supports_overflow_infinity): Use vrp_val_{min,max}.
8209 (negative_overflow_infinity): Likewise.
8210 (positive_overflow_infinity): Likewise.
8211 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8212 (is_positive_overflow_infinity): Likewise.
8213 (is_overflow_infinity): Likewise.
8214 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8215 vrp_val_is_{min,max}.
8216 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8217 to ranges if possible. Avoid empty ranges.
8219 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8222 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8223 the expression is a function address.
8225 2008-04-01 George Helffrich <george@gcc.gnu.org>
8227 PR fortran/35154, fortran/23057
8228 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8229 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8230 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8231 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8233 (dbxout_syms): Check for COMMON-based symbol and wrap in
8234 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8235 in bracket for efficiency.
8237 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8238 using DW_TAG_common_block + member offset.
8239 (add_pubname_string): New function.
8240 (dw_expand_expr): New function to find block name and offset for
8242 (common_check): New function to check whether symbol in Fortran COMMON.
8243 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8245 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8248 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8250 2008-04-02 Ben Elliston <bje@au.ibm.com>
8252 * config/v850/v850.md (casesi): Remove if (0) code.
8253 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8254 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8256 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8258 * config/i386/i386.md (rex64suffix): New mode attribute.
8259 (floathi<mode>2): Disable expander for SSE math.
8260 (*floathi<mode>2_1): New insn insn_and_split pattern.
8261 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8262 corresponding post-reload splitters.
8263 (*floathi<mode>2_i387): New macroized insn pattern.
8264 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8265 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8266 insn_and_split pattern.
8267 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8268 New macroized instruction patterns and corresponding post-reload
8270 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8271 and corresponding post-reload splitters.
8272 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8273 New macroized instruction patterns.
8274 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8275 macroized instruction patterns and corresponding post-reload splitters.
8276 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8277 corresponding post-reload splitters.
8278 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8279 New macroized instruction patterns.
8280 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8281 corresponding post-reload splitters.
8282 (*floatsi<mode>2_i387): New macroized instruction patterns.
8284 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8286 * config/i386/i386.md (smaxmin): New.
8287 (umaxmin): Likewise.
8288 (maxminiprefix): Likewise.
8289 (maxminfprefix): Likewise.
8290 (<code><mode>3): Likewise.
8291 (smin<mode>3): Removed.
8292 (smax<mode>3): Likewise.
8294 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8295 (mmx_<code>v4hi3): Likewise.
8296 (mmx_<code>v8qi3): Likewise.
8297 (mmx_smaxv2sf3): Removed.
8298 (mmx_sminv2sf3): Likewise.
8299 (mmx_umaxv8qi3): Likewise.
8300 (mmx_smaxv4hi3): Likewise.
8301 (mmx_uminv8qi3): Likewise.
8302 (mmx_sminv4hi3): Likewise.
8304 * config/i386/sse.md (<addsub><mode>3): New.
8305 (*<addsub><mode>3): Likewise.
8306 (<sse>_vm<addsub><mode>3): Likewise.
8307 (<maxmin><mode>3): Likewise.
8308 (*<maxmin><mode>3_finite): Likewise.
8309 (*<maxmin><mode>3): Likewise.
8310 (<sse>_vm<maxmin><mode>3): Likewise.
8311 (sse3_h<addsub>v4sf3): Likewise.
8312 (sse3_h<addsub>v2df3): Likewise.
8313 (<maxmin>v16qi3): Likewise.
8314 (*<maxmin>v16qi3): Likewise.
8315 (<maxmin>v8hi3): Likewise.
8316 (*<maxmin>v8hi3): Likewise.
8317 (*sse4_1_<maxmin><mode>3): Likewise.
8318 (*sse4_1_<maxmin><mode>3): Likewise.
8319 (add<mode>3): Removed.
8320 (*add<mode>3): Likewise.
8321 (<sse>_vmadd<mode>3): Likewise.
8322 (sub<mode>3): Likewise.
8323 (*sub<mode>3): Likewise.
8324 (<sse>_vmsub<mode>3): Likewise.
8325 (smin<mode>3): Likewise.
8326 (*smin<mode>3_finite): Likewise.
8327 (*smin<mode>3): Likewise.
8328 (<sse>_vmsmin<mode>3): Likewise.
8329 (smax<mode>3): Likewise.
8330 (*smax<mode>3_finite): Likewise.
8331 (*smax<mode>3): Likewise.
8332 (<sse>_vmsmax<mode>3): Likewise.
8333 (sse3_haddv4sf3): Likewise.
8334 (sse3_haddv2df3): Likewise.
8335 (sse3_hsubv4sf3): Likewise.
8336 (sse3_hsubv2df3): Likewise.
8337 (umaxv16qi3): Likewise.
8338 (*umaxv16qi3): Likewise.
8339 (smaxv8hi3): Likewise.
8340 (*smaxv8hi3): Likewise.
8341 (*sse4_1_smax<mode>3): Likewise.
8342 (*sse4_1_umax<mode>3): Likewise.
8343 (uminv16qi3): Likewise.
8344 (*uminv16qi3): Likewise.
8345 (sminv8hi3): Likewise.
8346 (*sminv8hi3): Likewise.
8347 (*sse4_1_smin<mode>3): Likewise.
8348 (*sse4_1_umin<mode>3): Likewise.
8350 2008-04-01 Rafael Espindola <espindola@google.com>
8352 * tree-cfg.c (verify_expr): remove in_phi.
8353 (verify_stmt): Don't call walk_tree with verify_expr. Use
8354 is_gimple_min_invariant instead of is_gimple_val.
8356 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8358 * doc/include/gpl_v3.texi: Update for manpage generation.
8359 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8361 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8362 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8363 gpl_v3.texi instead of gpl.texi.
8366 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8369 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8371 2008-04-01 Rafael Espindola <espindola@google.com>
8373 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8374 (extract_code_and_val_from_cond): Use
8375 extract_code_and_val_from_cond_with_ops.
8377 2008-04-01 Jan Hubicka <jh@suse.cz>
8379 * function.c (free_after_compilation): Free epilogue_delay_list.
8380 (prepare_function_start): Assert that previous compilation was freed.
8382 2008-04-01 Jan Hubicka <jh@suse.cz>
8383 Jim Wilson <wilson@tuliptree.org>
8384 Andreas Tobler <andreast@gcc.gnu.org>
8387 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8388 rtl.emit instead cfun->emit.
8389 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8390 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8392 2008-04-01 Ben Elliston <bje@au.ibm.com>
8394 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8396 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8398 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8400 (fprofile-use): Add var flag_profile_use
8401 * coverage.c (coverage_begin_output): Do not open a gcno file for
8402 output only if -ftest-coverage is set.
8403 Do not add getpwd() to gcda file path.
8404 (build_gcov_info): Check the new flag
8405 flag_profile_datafile_relative_path.
8406 (coverage_init): Use profile_data_prefix.
8407 Read profile counter only if flag_profile_use is set.
8408 * opts.c (common_handle_option): New option fprofile-use=,
8409 fprofile-dir=, fprofile-generate=.
8410 * toplev.c (profile_data_prefix): New variable definition.
8411 * toplev.h (profile_data_prefix): New declaration.
8412 * doc/invoke.tex (Option Summary, Optimization Options):
8415 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8417 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8418 use tmp consistently.
8421 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8422 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8423 UNSPEC_FR_RECIP_APPROX_RES.
8424 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8426 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8429 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8431 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8434 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8435 element of the vector via a pointer.
8437 2008-03-31 Ian Lance Taylor <iant@google.com>
8439 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8441 2008-03-31 Jan Hubicka <jh@suse.cz>
8443 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8444 get_arg_pointer_save_area.
8445 * expr.c (init_expr): Just clear out rtl.expr.
8446 * function.c (free_after_compilation): Clear out whole RTL structure.
8447 (get_func_frame_size): Merge into ...
8448 (get_frame_size): ... this one.
8449 (assign_stack_local_1): Merge into ...
8450 (assign_stack_local): ... this one.
8451 (expand_function_end): Update call of get_arg_pointer_save_area.
8452 (get_art_pointer_save_area): Remove cfun argument.
8453 * function.h (emit_status): regno_pointer_align does not need length
8454 attribute. Move x_regno_reg_rtx to ...
8455 (regno_reg_rtx): ... new global array.
8456 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8457 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8458 apply_args_value, forced_labels, stack_pointer_delta):
8460 (struct varasm_status): Move here from varasm.c
8461 (struct rtl_data): New. Move here some fields from struct function.
8462 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8463 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8464 used_temp_slots avail_temp_slots, temp_slot_level,
8465 nonlocal_goto_handler_labels): Update accesstors.
8466 (rtl): New global variable.
8467 (struct function): Move some fileds to rtl_data.
8468 (get_arg_pointer_save_area): Update prototype.
8469 * emit-rtl.c (rtl): Declare.
8470 (regno_reg_rtx): Declare.
8471 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8473 (gen_reg_rtx): Update.
8474 (init_virtual_regs): Do not tate emit_status argument.
8475 (init_emit): Do not allocate emit.
8476 * varasm.c (varasm_statuc): Move to function.h.
8477 (n_deferred_constatns): Update accestor.
8478 (init_varasm_status): Do not allocate varasm_status.
8479 (force_const_mem, get_pool_size, output_constant_pool): Update.
8480 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8481 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8483 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8485 PR rtl-optimization/35729
8486 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8489 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8492 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8493 load/store if memory is unaligned.
8494 (*movti_rex64): Likewise.
8496 * config/i386/predicates.md (misaligned_operand): New.
8498 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8501 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8504 2008-03-31 Jan Beulich <jbeulich@novell.com>
8506 * config/ia64/constraints.md: Add 'j' constraint.
8507 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8508 (movdi_internal): Likewise.
8510 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8513 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8515 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8518 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8519 proper error message for the third argument on blendpd and
8522 * config/i386/sse.md (blendbits): New.
8523 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8525 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8527 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8529 2008-03-30 Richard Guenther <rguenther@suse.de>
8532 * fold-const.c (fold_sign_changed_comparison): Do leave
8533 conversions to base-types alone.
8535 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8537 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8538 the link register if one altivec register is be saved.
8540 2008-03-30 Ben Elliston <bje@au.ibm.com>
8542 * final.c (final_scan_insn): Remove if (0) code.
8544 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8546 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8548 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8550 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8551 of V4SFmode to ix86_binary_operator_ok.
8553 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.c (override_options): Initialize
8556 ix86_veclib_handler to ix86_veclibabi_svml when
8557 -mveclibabi=svml is used.
8558 (ix86_veclibabi_svml): New function for SVML ABI style
8559 vectorization support.
8560 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8562 2008-03-28 Rafael Espindola <espindola@google.com>
8564 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8565 (tree_binary_nonnegative_warnv_p): Make it public.
8566 (tree_single_nonnegative_warnv_p): Make it public.
8567 (tree_invalid_nonnegative_warnv_p): Make it public.
8568 (tree_unary_nonzero_warnv_p): Make it public.
8569 (tree_binary_nonzero_warnv_p): Make it public
8570 (tree_single_nonzero_warnv_p): Make it public.
8571 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8572 (extract_range_from_binary_expr): Split the expr argument.
8573 (extract_range_from_unary_expr): Split the expr argument.
8574 (extract_range_from_comparison): Split the expr argument.
8575 (extract_range_from_expr): Use the new aux functions.
8576 (vrp_evaluate_conditional_warnv): Use
8577 vrp_evaluate_conditional_warnv_with_ops.
8578 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8579 (tree_binary_nonzero_warnv_p): Declare.
8580 (tree_single_nonzero_warnv_p): Declare.
8581 (tree_expr_nonzero_warnv_p): Declare.
8582 (tree_unary_nonnegative_warnv_p): Declare.
8583 (tree_binary_nonnegative_warnv_p): Declare.
8584 (tree_single_nonnegative_warnv_p): Declare.
8585 (tree_invalid_nonnegative_warnv_p): Declare.
8587 2008-03-28 Richard Guenther <rguenther@suse.de>
8589 PR tree-optimization/30317
8590 PR tree-optimization/30911
8591 PR tree-optimization/34793
8592 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8593 (struct assert_locus_d): New member EXPR.
8594 (register_new_assert_for): Add EXPR parameter to support
8595 ASSERT_EXPR <name, expr OP limit>.
8596 (register_edge_assert_for_1): Adjust callers.
8597 (find_assert_locations): Likewise.
8598 (process_assert_insertions_for): Build condition from expression.
8599 (extract_range_from_assert): Handle ASSERT_EXPRs
8600 of the form ASSERT_EXPR <name, expr OP limit>.
8601 (register_edge_assert_for_2): New helper registering
8602 asserts for comparisons. Recognize range tests of the form
8603 (unsigned)i - CST1 OP CST2.
8604 (register_edge_assert_for_1): Use it.
8605 (register_edge_assert_for): Likewise.
8606 (needs_overflow_infinity): Integer sub-types
8607 do not need overflow infinities.
8608 (vrp_val_is_max): The extreme values of integer sub-types
8609 are those of the base type.
8610 (vrp_val_is_min): Likewise.
8611 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8614 2008-03-28 Nick Clifton <nickc@redhat.com>
8617 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8618 Return GENERAL_REGS for stack adjustment reloads.
8620 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8623 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8624 const_vector when all the vectors are constant.
8626 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8628 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8630 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8631 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8633 (s<code>_sf): Use new scc_sf attribute for opcode names.
8635 2008-03-27 Tom Tromey <tromey@redhat.com>
8637 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8638 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8639 config/spu/t-spu-elf, config/i386/t-interix,
8640 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8641 config/i386/x-darwin, config/i386/x-mingw32,
8642 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8643 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8644 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8645 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8646 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8647 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8648 config/score/t-score-elf, config/arm/t-strongarm-pe,
8649 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8650 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8651 Revert automatic dependency patch.
8653 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8656 * config/i386/i386.c (ix86_function_arg_boundary): Align
8657 decimal floating point to its natural boundary.
8659 2008-03-27 Richard Guenther <rguenther@suse.de>
8662 * fold-const.c (fold_comparison): Restrict distinct decl
8663 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8664 solely rely on operand_equal_p.
8666 2008-03-27 Richard Guenther <rguenther@suse.de>
8669 * c-common.c (handle_weak_attribute): Reject combination of
8672 2008-03-27 Richard Guenther <rguenther@suse.de>
8674 PR tree-optimization/32810
8675 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8676 conversions from DECL_INITIAL.
8677 (fold_const_aggregate_ref): Likewise from constructor elements.
8679 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8681 * tree-affine.h (aff_combination_expand): Declare.
8682 (get_inner_reference_aff): Likewise.
8683 * tree-affine.c (aff_combination_expand): Split out from
8684 tree_to_aff_combination_expand.
8685 (get_inner_reference_aff): New function.
8686 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8687 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8688 (struct lim_aux_data): sm_done field removed.
8689 (mem_ref_loc_p, mem_ref_locs_p): New types.
8690 (struct mem_ref): Added id, stored, accesses_in_loop,
8691 indep_loop, dep_loop, indep_ref, dep_ref fields.
8692 Removed is_stored, locs and next fields.
8693 (memory_accesses): New variable.
8694 (movement_possibility): Do not allow moving statements
8695 that store to memory.
8696 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8698 (determine_max_movement): For statements with memory references,
8699 find the outermost loop in that the reference is independent.
8700 (move_computations_stmt): Mark the virtual operands for renaming.
8701 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8702 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8703 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8704 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8705 create_vop_ref_mapping, analyze_memory_references,
8706 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8707 get_all_locs_in_loop, ref_always_accessed_p,
8708 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8709 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8710 store_motion_loop, store_motion): New functions.
8711 (struct vop_to_refs_elt): New type.
8712 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8713 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8714 (schedule_sm): Replaced by...
8715 (execute_sm): ... this.
8716 (determine_lsm_ref, hoist_memory_references,
8717 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8718 find_more_ref_vops, free_mem_ref, free_mem_refs,
8719 determine_lsm_loop, determine_lsm): Removed.
8720 (tree_ssa_lim_finalize): Free data structures used by store motion.
8721 (tree_ssa_lim): Call analyze_memory_references. Use
8722 store_motion instead of determine_lsm.
8724 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8726 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8727 rename tmake_file to m68hc11/t-m68hc11.
8728 (mcore): Set inhibit_libc to true.
8729 * config.host (alpha*-dec-*vms*): Set extra_programs.
8730 (interix3*): Don't use host_xmake_file.
8731 * configure.ac: Let config.gcc override inhibit_libc.
8732 * configure: Regenerate.
8734 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8735 * config/t-openbsd-thread: Remove commented out lines.
8737 * config/x-interix: Remove.
8739 * config/m68hc11/t-m68hc11-gas: Rename to...
8740 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8742 * config/mcore/t-mcore: Remove T_CFLAGS.
8743 * config/mcore/t-mcore-pe: Likewise.
8745 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8747 * configure.ac: Replace custom __GNU_SOURCE test with
8748 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8749 * aclocal.m4: Regenerate.
8750 * configure: Regenerate.
8751 * config.in: Regenerate.
8753 2008-03-27 Richard Guenther <rguenther@suse.de>
8755 * fold-const.c (target.h): Include.
8756 (fold_comparison): Fold comparison of addresses of decls
8757 that bind locally or of constants. Consolidate address folding code.
8758 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8759 results from fold_binary_to_constant.
8760 (compare_values_warnv): Likewise.
8762 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8765 * fold-const.c (fold_truthop): Check for integeral types when folding
8766 a == 0 && b == 0 and a != 0 || b != 0 .
8768 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8770 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8772 2008-03-26 Andreas Schwab <schwab@suse.de>
8774 * doc/invoke.texi: Fix use of @item vs. @itemx.
8776 2008-03-26 Tom Tromey <tromey@redhat.com>
8778 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8779 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8780 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8781 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8782 build/genconstants.o, build/genemit.o, build/genextract.o,
8783 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8784 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8787 2008-03-26 Richard Guenther <rguenther@suse.de>
8790 2008-03-26 Richard Guenther <rguenther@suse.de>
8792 * fold-const.c (target.h): Include.
8793 (fold_comparison): Fold comparison of addresses of two decls
8794 that bind locally. Consolidate address folding code.
8796 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8798 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8799 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8800 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8801 dconstsqrt2, dconstthird, dconste and/or dconst10.
8802 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8803 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8804 dconstsqrt2, dconste): Delete.
8805 (init_emit_once): Likewise. Simplify initializing dconstm1.
8807 * real.c (get_real_const): New.
8808 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8809 dconstsqrt2, dconste): Delete.
8810 (real_value_const, get_real_const): New.
8812 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8814 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8816 * config/i386/i386.c (ix86_function_arg_boundary): Check
8817 BIGGEST_ALIGNMENT instead of 128.
8818 (setup_incoming_varargs_64): Likewise.
8820 2008-03-26 Tom Tromey <tromey@redhat.com>
8822 * Makefile.in (DEPFILES): Add missing '/'.
8824 2008-03-26 Richard Guenther <rguenther@suse.de>
8826 * fold-const.c (target.h): Include.
8827 (fold_comparison): Fold comparison of addresses of two decls
8828 that bind locally. Consolidate address folding code.
8830 2008-03-26 Nick Clifton <nickc@redhat.com>
8833 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8834 not allow INT+INT as a legitimate addressing mode.
8836 2008-03-26 Richard Guenther <rguenther@suse.de>
8838 * tree-flow.h (widen_bitfield): Remove declaration.
8839 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8840 (widen_bitfield): Remove function.
8841 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8844 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8847 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8850 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8852 PR rtl-optimization/35232
8853 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8854 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8855 reg_reloaded_call_part_clobbered here.
8856 (reload_regs_reach_end_p): New function.
8857 (reload_reg_rtx_for_input): New variable.
8858 (reload_reg_rtx_for_output): Likewise.
8859 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8860 when reassigning a pseudo register. Load reloadreg from
8861 reload_reg_rtx_for_input, moving the mode and register
8863 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8864 instead of the original when deciding whether an input reload
8865 would be a no-op or whether an output reload can be deleted.
8866 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8867 when setting up new_spill_reg_store. Load it from
8868 reload_reg_rtx_for_output, moving the mode and register
8870 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8871 instead of the original when deciding whether an output reload
8872 would be a no-op. Do the same when modifying insn notes.
8873 Use rtx_equal_p instead of == to compare the registers.
8874 (inherit_piecemeal_p): Take a mode and two register numbers
8876 (emit_reload_insns): Clear new_spill_reg_store for every hard
8877 register in the reload register. Remove spill registers
8878 from reg_reloaded_valid before considering whether to record
8879 inheritance information for them. Use reload_reg_rtx_for_output
8880 instead of reg_rtx when recording output reloads. Use
8881 reload_reg_rtx_for_input instead of reg_rtx when recording
8882 input reloads. Set or clear reg_reloaded_call_part_clobbered
8883 at the same time as setting reg_reloaded_valid.
8884 (delete_output_reload): Add a new_reload_reg parameter and use it
8885 instead of rld[j].reg_rtx.
8886 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8889 2008-03-25 Tom Tromey <tromey@redhat.com>
8891 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8892 (build/genattr.o): Likewise.
8893 (build/genattrtab.o): Likewise.
8894 (build/gencodes.o): Likewise.
8895 (build/genconfig.o): Likewise.
8896 (build/genconstants.o): Likewise.
8897 (build/genemit.o): Likewise.
8898 (build/genextract.o): Likewise.
8899 (build/genflags.o): Likewise.
8901 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8903 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8904 instead of size_int for integer types.
8905 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8906 to match type of MINUS_EXPR.
8908 2008-03-25 Tom Tromey <tromey@redhat.com>
8910 * configure: Rebuilt.
8911 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8914 2008-03-25 Tom Tromey <tromey@redhat.com>
8916 * config/x-solaris (host-solaris.o): Update.
8917 * config/x-linux (host-linux.o): Update.
8918 * config/x-hpux (host-hpux.o): Update.
8919 * config/x-darwin (host-darwin.o): Update.
8920 * config/v850/t-v850e (v850-c.o): Update.
8921 * config/v850/t-v850 (v850-c.o): Update.
8922 * config/t-vxworks (vxworks.o): Update.
8923 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8924 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8925 * config/spu/t-spu-elf (spu-c.o): Update.
8927 * config/sh/t-symbian (sh-c.o): Update.
8928 (symbian.o): Update.
8929 * config/sh/t-sh (sh-c.o): Update.
8930 * config/score/t-score-elf (score7.o, score3.o): Update.
8931 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8932 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8933 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8934 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8936 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8937 * config/m32c/t-m32c (m32c-pragma.o): Update.
8938 * config/ia64/t-ia64 (ia64-c.o): Update.
8939 * config/i386/x-mingw32 (host-mingw32.o): Update.
8940 * config/i386/x-i386 (driver-i386.o): Update.
8941 * config/i386/x-darwin (host-i386-darwin.o): Update.
8942 * config/i386/x-cygwin (host-cygwin.o): Update.
8943 * config/i386/t-nwld (nwld.o): Update.
8944 * config/i386/t-netware (netware.o): Update.
8945 * config/i386/t-interix (winnt.o): Update.
8946 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8947 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8948 msformat-c.o): Update.
8949 * config/bfin/t-bfin-linux (generated_files): Add
8950 linux-sysroot-suffix.h.
8951 * config/arm/t-wince-pe (pe.o): Update.
8952 * config/arm/t-strongarm-pe (pe.o): Update.
8953 * config/arm/t-pe (pe.o): Update.
8954 * config/arm/t-arm (arm-c.o): Update.
8955 * doc/install.texi (Prerequisites): Require make 3.80.
8956 * Makefile.in: Remove .o targets.
8957 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8958 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8959 (simple_generated_h, simple_generated_c): Move earlier.
8960 (generated_files): New variable.
8961 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8962 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8963 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8964 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8965 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8966 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8967 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8968 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8969 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8970 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8971 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8972 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8974 (COMPILE.base, COMPILE): New variables.
8975 (%.o): New pattern rule.
8976 (ALL_HOST_OBJS): New variable.
8977 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8978 (dummy-checksum.o, cc1-checksum.o): Remove.
8979 (DRIVER_SHLIB): New variable.
8980 (DRIVER_DEFINES): Use it.
8981 (gencondmd.c): Move out of build/.
8982 (s-conditions): Update.
8983 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8984 (ALL_BUILD_OBJS): Likewise.
8985 (build/%.o): Use BUILDCOMPILE.
8986 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8987 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8988 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8989 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8990 build/genconfig.o, build/genconstants.o, build/genemit.o,
8991 build/genextract.o, build/genflags.o, build/genmddeps.o,
8992 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8993 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8994 build/gen-protos.o, build/scan.o, build/fix-header.o,
8995 build/scan-decls.o): Simplify.
8996 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8997 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8998 prefix.o, toplev.o): Reduce to variable setting.
8999 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9000 ($(out_object_file), gcc-options.o): New targets.
9001 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9002 * configure: Rebuilt.
9003 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9004 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9006 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9008 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9009 complain when we hit an error, return ERROR_MARK_NODE.
9011 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9013 * config/sh/constraints.md (Pso, Psz): New constraints.
9014 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9015 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9017 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9019 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9020 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9022 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9024 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9025 (prefetch_sh2a): New.
9027 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9028 Naveen.H.S <naveen.hs@kpitcummins.com>
9030 * config/sh/constraints.md (I28): New constraint.
9031 * config/sh/sh.c (broken_move): Add support for movi20s.
9032 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9034 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9035 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9036 Naveen.H.S <naveen.hs@kpitcummins.com>
9038 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9039 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9040 (print_operand): Handle resbank in %@ operand code.
9041 (sh_encode_section_info): New.
9042 (push_regs): Add conditions for resbank.
9043 (sh_expand_epilogue): Likewise.
9044 (sh_insert_attributes): Likewise.
9045 (sh_attribute_table): Likewise.
9046 (sh_handle_resbank_handler_attribute): New.
9047 (sh2a_handle_function_vector_handler_attribute): New.
9048 (sh2a_is_function_vector_call): New.
9049 (sh2a_get_function_vector_number): New.
9050 (sh2a_function_vector_p): New.
9051 (sh_cfun_resbank_handler_p): New.
9052 * config/sh/sh.md (calli): Emit jsr/n if possible.
9053 (calli_tbr_rel): New.
9054 (calli_pcrel): Emit jsr/n if possible.
9055 (return_i): Emit rts/n if possible.
9056 (call_valuei_tbr_rel): New.
9057 (call_valuei_pcrel): Add condition for SH2A target.
9058 (call_value): Likewise.
9059 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9060 (sh2a_get_function_vector_number): Likewise.
9061 (sh2a_is_function_vector_call): Likewise.
9062 * doc/extend.texi: Document TBR relative addressing of SH2A.
9063 (resbank): Add description for SH2A.
9065 2008-03-24 Richard Guenther <rguenther@suse.de>
9068 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9069 pointer assignments change conversions according to middle-end rules.
9070 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9071 * configure.ac: Include type checking in yes.
9072 * configure: Regenerate.
9074 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9076 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9077 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9079 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9081 * gthr-vxworks.h (UNUSED): Define.
9083 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9085 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9087 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9089 * doc/extend.texi (Function Attributes): Add missing comma in the
9090 example of the "alloc_size" attribute.
9092 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9095 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9097 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9100 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9103 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9104 of the underlying type of a MS bitfield layout to the natural
9105 alignment of the type.
9107 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9109 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9110 to their natural alignment to avoid store forwarding stalls.
9112 2008-03-22 Richard Guenther <rguenther@suse.de>
9114 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9115 For PHI nodes verify the address is invariant.
9116 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9117 (get_symbol_constant_value): Use is_gimple_min_invariant.
9118 (maybe_fold_stmt_indirect): Likewise.
9120 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9122 PR rtl-optimization/33927
9123 * Makefile.in (dse.o): Depend on $(TM_P_H).
9124 * expr.h (extract_low_bits): Declare.
9125 * expmed.c (extract_low_bits): New function.
9126 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9127 * dse.c: Include tm_p.h.
9128 (find_shift_sequence): Remove the read_reg argument and return the
9129 read value. Emit the instructions instead of returning them.
9130 Iterate on new_mode rather than calculating it each time.
9131 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9132 source to NEW_MODE and extract_low_bits to convert the shifted
9134 (replace_read): Allow the load and store to have different mode
9135 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9136 or extraction instructions before trying the replacement. Update
9137 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9139 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9141 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9142 to their natural alignment to avoid store forwarding stalls.
9144 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9147 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9148 encouraging but not allowing gprs for input;
9149 change the input constraint to !f#r.
9150 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9152 change the output constraint to !f#r.
9154 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9157 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9158 corresponding post-reload splitters.
9159 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9160 when x87 FP math is selected.
9161 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9162 New function prototype.
9163 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9164 unreachable function to ease macroization of insn patterns.
9166 2008-03-21 Martin Jambor <mjambor@suse.cz>
9168 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9169 reference dumps if ddr is NULL or dependence is unknown.
9171 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9173 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9174 unsigned extension into account.
9175 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9176 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9177 Do computations on a scratch register.
9179 2008-03-21 Richard Guenther <rguenther@suse.de>
9181 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9182 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9183 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9184 * tree-ssa-dom.c (record_equality): Likewise.
9185 * tree-inline.c (copy_body_r): Likewise.
9186 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9189 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9191 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9192 as 'delete_unused' argument.
9194 2008-03-20 Richard Guenther <rguenther@suse.de>
9196 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9197 special casing of constant qualifiers.
9198 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9199 care about them in general.
9200 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9201 regardless of their type.
9202 (fold_stmt_r): Forcefully fold *& if we end up with that.
9204 2008-03-20 Paul Brook <paul@codesourcery.com>
9206 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9207 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9209 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9211 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9212 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9214 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9216 * common.opt (Wmudflap): New option.
9217 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9218 (mx_register_decls): Likewise.
9219 (mudflap_finish_file): Likewise.
9220 * doc/invoke.texi: Document -Wno-mudflap.
9222 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9224 * c-format.c (replace_format_name_to_system_name): New.
9226 (convert_format_name_to_system_name): New.
9227 (decode_format_attr): Add use of convert_format_name_to_system_name.
9228 (format_types_orig): Add gnu_ prefix to names.
9229 (check_format_info_main): Special treating of \0 escaped names for
9230 supporting multi-character format specifiers as I32, I64.
9231 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9232 (gnu_target_overrides_format_attributes): New.
9233 * c-format.h: Add structure target_ovr_attr to hold
9234 system specific formatter names.
9235 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9236 msformat-c.o file to c_target_objs and cxx_target_objs.
9237 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9238 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9239 (TARGET_N_FORMAT_TYPES): New.
9240 * config/i386/msformat-c.c: New.
9241 * config/i386/t-cygming: Add build rule for msformat-c.o.
9242 * doc/extend.texi: Add new format names gnu_* and ms_* and
9244 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9246 2008-03-20 Ira Rosen <irar@il.ibm.com>
9248 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9249 optimizations turned on under -O3.
9250 (ftree-vectorize): Add that the flag is turned on with -O3.
9252 2008-03-20 Ben Elliston <bje@au.ibm.com>
9254 * regmove.c (try_auto_increment): Fix spelling error in comment.
9255 * final.c (final_scan_insn): Likewise.
9257 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9260 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9261 allocator preferences for "y" and "r" class registers.
9262 ("*mov<mode>_internal"): Ditto.
9263 ("*movv2sf_internal_rex64"): Ditto.
9264 ("*movv2sf_internal"): Ditto.
9266 2008-03-19 Michael Matz <matz@suse.de>
9269 * calls.c (expand_call): Check overlap of arguments with call
9270 address for sibcalls.
9272 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9275 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9276 of the underlying type of a MS bitfield layout to the natural
9277 alignment of the type.
9279 2008-03-19 Jan Hubicka <jh@suse.cz>
9282 * toplev.c (decode_d_option): Handle all CPP flags.
9283 * tree-vrp.c: Update tree_pass descriptors.
9284 * regrename.c: Update tree_pass descriptors.
9285 * fwprop.c: Update tree_pass descriptors.
9286 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9287 * tree-into-ssa.c: Update tree_pass descriptors.
9288 * tree-dump.c: Update tree_pass descriptors.
9289 * tree-complex.c: Update tree_pass descriptors.
9290 * tree-dump.h: Update tree_pass descriptors.
9291 * see.c: Update tree_pass descriptors.
9292 * cgraphbuild.c: Update tree_pass descriptors.
9293 * tracer.c: Update tree_pass descriptors.
9294 * tree-loop-distribution.c: Update tree_pass descriptors.
9295 * cgraph.c: Update tree_pass descriptors.
9296 * postreload-gcse.c: Update tree_pass descriptors.
9297 * postreload.c: Update tree_pass descriptors.
9298 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9299 * tree-tailcall.c: Update tree_pass descriptors.
9300 * tree-pass.h (tree_opt_pass): Rename to ...
9301 (opt_pass) ... this one; add "type" field and remove letter field.
9302 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9303 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9304 all_lowering_passes): Update declaration.
9305 * ipa-cp.c: Update tree_pass descriptors.
9306 * final.c: Update tree_pass descriptors.
9307 * omp-low.c: Update tree_pass descriptors.
9308 * tree-ssa-dse.c: Update tree_pass descriptors.
9309 * ipa-reference.c: Update tree_pass descriptors.
9310 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9311 * auto-inc-dec.c: Update tree_pass descriptors.
9312 * reorg.c: Update tree_pass descriptors.
9313 * cgraphunit.c: Update tree_pass descriptors.
9314 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9315 * tree-ssa-ccp.c: Update tree_pass descriptors.
9316 * df-core.c: Update tree_pass descriptors.
9317 * mode-switching.c: Update tree_pass descriptors.
9318 * tree-nomudflap.c: Update tree_pass descriptors.
9319 * modulo-sched.c: Update tree_pass descriptors.
9320 * ipa-pure-const.c: Update tree_pass descriptors.
9321 * cse.c: Update tree_pass descriptors.
9322 * web.c: Update tree_pass descriptors.
9323 * tree-stdarg.c: Update tree_pass descriptors.
9324 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9325 * tree-ssa-dom.c: Update tree_pass descriptors.
9326 * tree-nrv.c: Update tree_pass descriptors.
9327 * tree-ssa-alias.c: Update tree_pass descriptors.
9328 * loop-init.c: Update tree_pass descriptors.
9329 * gimple-low.c: Update tree_pass descriptors.
9330 * ipa-inline.c: Update tree_pass descriptors.
9331 * tree-ssa-sink.c: Update tree_pass descriptors.
9332 * global.c: Update tree_pass descriptors.
9333 * ifcvt.c: Update tree_pass descriptors.
9334 * jump.c: Update tree_pass descriptors.
9335 * predict.c: Update tree_pass descriptors.
9336 * tree-ssa-loop.c: Update tree_pass descriptors.
9337 * recog.c: Update tree_pass descriptors.
9338 * dse.c: Update tree_pass descriptors.
9339 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9340 * tree-eh.c: Update tree_pass descriptors.
9341 * regmove.c: Update tree_pass descriptors.
9343 * function.c: Update tree_pass descriptors.
9344 * tree-vectorizer.c: Update tree_pass descriptors.
9345 * gcse.c: Update tree_pass descriptors.
9346 * ipa-type-escape.c: Update tree_pass descriptors.
9347 * tree-if-conv.c: Update tree_pass descriptors.
9348 * init-regs.c: Update tree_pass descriptors.
9349 * ipa.c: Update tree_pass descriptors.
9350 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9351 * rtl-factoring.c: Update tree_pass descriptors.
9352 * lower-subreg.c: Update tree_pass descriptors.
9353 * bt-load.c: Update tree_pass descriptors.
9354 * tree-dfa.c: Update tree_pass descriptors.
9355 * except.c: Update tree_pass descriptors.
9356 * emit-rtl.c: Update tree_pass descriptors.
9357 * cfgexpand.c: Update tree_pass descriptors.
9358 * tree-cfgcleanup.c: Update tree_pass descriptors.
9359 * cfgcleanup.c: Update tree_pass descriptors.
9360 * tree-ssa-pre.c: Update tree_pass descriptors.
9361 * tree-sra.c: Update tree_pass descriptors.
9362 * tree-mudflap.c: Update tree_pass descriptors.
9363 * tree-ssa-copy.c: Update tree_pass descriptors.
9364 * cfglayout.c: Update tree_pass descriptors.
9365 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9366 * tree-ssa-dce.c: Update tree_pass descriptors.
9367 * tree-ssa.c: Update tree_pass descriptors.
9368 * regclass.c: Update tree_pass descriptors.
9369 * integrate.c: Update tree_pass descriptors.
9370 * tree-optimize.c: Update tree_pass descriptors.
9371 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9372 * tree-object-size.c: Update tree_pass descriptors.
9373 * combine.c: Update tree_pass descriptors.
9374 * tree-outof-ssa.c: Update tree_pass descriptors.
9375 * bb-reorder.c: Update tree_pass descriptors.
9376 * stack-ptr-mod.c: Update tree_pass descriptors.
9377 * var-tracking.c: Update tree_pass descriptors.
9378 * tree-profile.c: Update tree_pass descriptors.
9379 * tree-vect-generic.c: Update tree_pass descriptors.
9380 * reg-stack.c: Update tree_pass descriptors.
9381 * sched-rgn.c: Update tree_pass descriptors.
9382 * tree-ssa-structalias.c: Update tree_pass descriptors.
9383 * tree-cfg.c: Update tree_pass descriptors.
9384 * passes.c (current_pass): Update declaration.
9385 (finish_optimization_passes): Update.
9386 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9387 (register_one_dump_file, register_dump_files_1, next_pass_1):
9389 (init_optimization_passes): Update handling of new types.
9390 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9391 * ipa-struct-reorg.c: Update tree_pass descriptors.
9392 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9393 * combine-stack-adj.c: Update tree_pass descriptors.
9394 * cfgrtl.c: Update tree_pass descriptors.
9395 * dce.c: Update tree_pass descriptors.
9396 * tree-ssanames.c: Update tree_pass descriptors.
9398 2008-03-19 Richard Guenther <rguenther@suse.de>
9401 * tree-ssa.c (walk_data): New structure.
9402 (warn_uninitialized_var): If not always_executed warn with "maybe"
9404 (execute_early_warn_uninitialized): Compute post-dominators.
9405 Initialize always_executed before processing each basic block.
9407 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9410 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9411 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9413 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9415 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9417 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9419 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9421 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9422 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9423 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9424 target after ignore has been set, and move there also the commputation
9425 of subtarget and original_target.
9426 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9427 (LANG_HOOKS_INITIALIZER): Remove it.
9428 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9430 2008-03-18 Richard Guenther <rguenther@suse.de>
9432 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9433 found an expression with constants, note that in the VN for the lhs.
9434 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9435 fold them to constants if possible. Run cleanup_cfg if done so.
9436 (execute_pre): Return todo.
9438 (execute_fre): Likewise.
9439 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9441 (get_prop_source_stmt): Look through pointer conversions.
9443 2008-03-18 Jan Hubicka <jh@suse.cz>
9445 * tree-pretty-print.c: Include predict.h.
9446 (dump_generic_node): Dump predictor.
9447 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9448 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9449 * gimple-low.c (lower_stmt): Likewise.
9450 * expr.c (expand_expr_real): Likewise.
9451 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9453 (build_predict_expr, build_predict_expr): New.
9454 * predict.h (predictor_name, build_predict_expr): Update.
9455 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9456 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9457 * predict.def (PRED_CONTINUE): Update hitrate.
9458 * tree.def (PREDICT_EXPR): Define.
9459 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9460 do not handle BIND_EXPR.
9461 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9462 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9463 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9466 2008-03-18 Michael Matz <matz@suse.de>
9468 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9470 2008-03-18 Richard Guenther <rguenther@suse.de>
9472 * tree-gimple.h (is_gimple_invariant_address): Declare.
9473 (is_gimple_constant): Likewise.
9474 * tree-gimple.c (is_gimple_constant): New function.
9475 (is_gimple_invariant_address): Likewise.
9476 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9477 and is_gimple_invariant_address.
9478 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9480 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9481 an addressable base.
9483 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9486 * gimplify.c (gimplify_expr): Gimplify second operand of
9489 2008-03-17 Richard Guenther <rguenther@suse.de>
9491 PR tree-optimization/19637
9492 * fold-const.c (fold_unary): Remove restrictions of removing
9493 intermediate pointer-conversions (P2)(P1)P0.
9494 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9495 conversion to void pointer.
9496 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9498 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9501 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9502 emulated thread local variables.
9504 2008-03-16 Richard Guenther <rguenther@suse.de>
9507 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9508 expand TREE_INVARIANT operations that are not gimple invariant.
9510 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9512 * doc/extend.texi (Alignment): Say that the ABI controls
9513 the __alignof__ for non-strict-alignment targets rather
9514 than being a recommendation.
9516 2008-03-15 Paul Brook <paul@codesourcery.com>
9518 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9520 (arm_output_fn_unwind): Mark functions that can not be unwound.
9522 2008-03-15 Paul Brook <paul@codesourcery.com>
9524 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9525 extension instructions.
9527 2008-03-15 Richard Guenther <rguenther@suse.de>
9529 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9530 and fold constant aggregate refs.
9531 (fold_const_aggregate_ref): Handle string constants
9532 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9533 (evaluate_stmt): Simplify now that ccp_fold folds constant
9536 2008-03-15 Paul Brook <paul@codesourcery.com>
9538 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9539 (extzv): Use gen_extzv_t2.
9540 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9542 2008-03-15 Richard Guenther <rguenther@suse.de>
9544 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9545 (fold_const_aggregate_ref): Likewise.
9546 (get_value): Return NULL if we don't have any values.
9547 (ccp_finalize): Set const_val to NULL after freeing it.
9548 * tree-flow.h (get_symbol_constant_value): Declare.
9549 (fold_const_aggregate_ref): Likewise.
9550 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9552 2008-03-15 Richard Guenther <rguenther@suse.de>
9555 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9556 to not produce negative array indices if not allowed. Add
9557 parameter to indicate that.
9558 (maybe_fold_offset_to_component_ref): Allow negative array
9559 indices only for the first member of a structure.
9560 (maybe_fold_offset_to_reference): Allow negative array indices.
9561 (maybe_fold_stmt_addition): Likewise.
9563 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9564 Anatoly Sokolov <aesok@post.ru>
9566 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9567 (avr_arch): Add ARCH_AVR6.
9568 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9569 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9570 instead of fixed value 2.
9571 (print_operand_address): Use gs() asm specifier instead of pm().
9572 (avr_assemble_integer): (Ditto.).
9573 (avr_output_addr_vec_elt): (Ditto.).
9574 (print_operand): Handle "!" code.
9575 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9576 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9577 (AVR_HAVE_EIJMP_EICALL): Define.
9578 (AVR_3_BYTE_PC): Redefine.
9579 (AVR_2_BYTE_PC): (Ditto.).
9580 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9581 (LINK_SPEC): Add atmega2560 and atmega2561.
9582 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9584 * config/avr/avr.md (call_insn): Use eicall instead of icall
9585 for 3 byte PC devices.
9586 (call_value_insn): (Ditto.).
9587 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9588 (indirect_jump): Use only for for 2 byte PC devices.
9589 (*tablejump): (Ditto.).
9590 (*indirect_jump_avr6): Add insn.
9591 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9592 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9593 instead of ijmp for 3 byte PC devices.
9594 (__tablejump2__): (Ditto.).
9595 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9596 (MULITLIB_DIRNAMES): (Ditto.).
9597 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9599 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9601 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9602 "sse2_umulsidi3". Use V1DI mode for operand 0.
9603 ("mmx_psadbw"): Use V1DI mode for operand 0.
9604 * config/i386/i386-modes.def (V1SI): New vector mode.
9605 * config/i386/i386.c (struct builtin_description)
9606 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9607 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9608 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9609 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9610 v1di_ftype_v8qi_v8qi type.
9611 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9613 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9614 __builtin_ia32_pmuludq]: Fix the mode of return value.
9616 2008-03-15 Richard Guenther <rguenther@suse.de>
9619 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9622 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9624 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9625 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9626 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9627 unless TARGET_SERIALIZE_VOLATILE is enabled.
9628 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9629 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9630 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9632 2008-03-14 Richard Guenther <rguenther@suse.de>
9634 PR tree-optimization/34172
9635 * tree-flow.h (refs_may_alias_p): Declare.
9636 (get_single_def_stmt): Likewise.
9637 (get_single_def_stmt_from_phi): Likewise.
9638 (get_single_def_stmt_with_phi): Likewise.
9639 * tree-dfa.c (refs_may_alias_p): New function.
9640 (get_single_def_stmt): Likewise.
9641 (get_single_def_stmt_from_phi): Likewise.
9642 (get_single_def_stmt_with_phi): Likewise.
9643 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9644 (vn_reference_lookup_1): New helper function.
9645 (vn_reference_lookup): Walk the virtual use-def chain to
9646 continue searching for a match if the def does not alias the
9647 reference we are looking for.
9649 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9651 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9652 archive and Perzl. Update The Written Word listing.
9654 2008-03-14 Richard Guenther <rguenther@suse.de>
9656 PR tree-optimization/34043
9657 PR tree-optimization/33989
9658 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9660 (bitmap_find_leader): Use extra argument to verify dominance
9661 relationship inside a basic-block.
9662 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9663 (find_leader_in_sets): Adjust.
9664 (create_component_ref_by_pieces): Take extra argument for
9665 dominance check, handle lookup failures.
9666 (find_or_generate_expression): Likewise.
9667 (create_expression_by_pieces): Likewise.
9668 (insert_into_preds_of_block): Adjust.
9669 (create_value_expr_from): If asked for, verify all operands
9670 are in the blocks AVAIL_OUT set.
9671 (make_values_for_stmt): Check for SSA_NAMEs that are life
9672 over an abnormal edge.
9673 (compute_avail): Remove such check.
9674 (do_SCCVN_insertion): New function.
9675 (eliminate): If we do not find a leader suitable for replacement
9676 insert a replacement expression from SCCVN if available.
9677 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9678 (struct vn_ssa_aux): Add needs_insertion flag.
9679 * tree-ssa-sccvn.c (may_insert): New global flag.
9680 (copy_reference_ops_from_ref): Value-number union member access
9681 based on its size, not type and member if insertion is allowed.
9682 (visit_reference_op_load): For a weak match from union type
9683 punning lookup a view-converted value and insert a SSA_NAME
9684 for that value if that is not found.
9685 (visit_use): Make dumps shorter. Do not disallow value numbering
9686 SSA_NAMEs that are life over an abnormal edge to constants.
9687 (free_scc_vn): Release inserted SSA_NAMEs.
9688 (run_scc_vn): New flag to specify whether insertion is allowed.
9689 Process SSA_NAMEs in forward order.
9690 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9691 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9692 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9693 pointer type to/from integral types that do not change the
9694 precision to regular conversions.
9696 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9698 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9699 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9700 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9701 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9702 input arguments and the mode of return value. Built-in functions
9703 that operate on whole 64-bit MMX register now use V1DI mode.
9705 2008-03-13 Alon Dayan <alond@il.ibm.com>
9706 Olga Golovanevsky <olga@il.ibm.com>
9708 PR tree-optimization/35041
9709 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9710 to locate the right position in a statement.
9712 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/xmmintrin.h: Change all static inline functions to
9717 extern inline and add __gnu_inline__ attribute.
9718 * config/i386/bmintrin.h: Ditto.
9719 * config/i386/smmintrin.h: Ditto.
9720 * config/i386/tmmintrin.h: Ditto.
9721 * config/i386/mmintrin-common.h: Ditto.
9722 * config/i386/ammintrin.h: Ditto.
9723 * config/i386/emmintrin.h: Ditto.
9724 * config/i386/pmmintrin.h: Ditto.
9725 * config/i386/mmintrin.h: Ditto.
9726 * config/i386/mm3dnow.h: Ditto.
9728 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9731 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9732 (lower_omp_2): New function.
9733 (lower_omp_1, lower_omp): Rewritten.
9735 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9738 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9739 with the phrase "Microsoft Windows compilers".
9740 (Push/Pop Macro Pragmas): New subsection. Document
9741 #pragma push_macro and pragma pop_macro.
9743 2008-03-12 Paul Brook <paul@codesourcery.com>
9745 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9747 2008-03-12 Paul Brook <paul@codesourcery.com>
9749 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9750 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9751 (thumb2_addsi_shortim): Rename ...
9752 (thumb2_addsi_short): ... to this. Allow register operands.
9753 (thumb2_subsi_short): New pattern.
9754 (thumb2_one_cmplsi2_short,
9755 thumb2_negsi2_short): New patterns and peepholes.
9757 2008-03-12 Paul Brook <paul@codesourcery.com>
9759 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9761 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9763 * config/i386/i386.md (int_cond): New code iterator.
9765 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9766 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9767 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9768 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9769 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9770 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9771 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9772 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9774 2008-03-12 Paul Brook <paul@codesourcery.com>
9776 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9777 instead of {arm,thumb}_compute_save_reg_mask.
9778 (output_return_instruction): Ditto.
9779 (thumb_unexpanded_epilogue): Ditto.
9780 (thumb1_expand_prologue): Ditto.
9781 (thumb1_output_function_prologue): Ditto.
9782 (arm_set_return_address): Ditto.
9783 (thumb_set_return_address): Ditto.
9784 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9785 regs to achieve stack alignment.
9786 (thumb1_compute_save_reg_mask): Fix compiler warning.
9787 (arm_output_epilogue): Use offsets->saved_regs_mask.
9788 Adjust stack pointer by poping call clobered registers.
9789 (arm_expand_prologue): Use offsets->saved_regs_mask.
9790 Adjust stack pointer by pushing extra registers.
9791 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9793 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9796 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9797 conversion to the operands of a multiplication.
9799 2008-03-12 Richard Guenther <rguenther@suse.de>
9801 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9802 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9803 * timevar.def (TV_TREE_PHIPROP): Add.
9804 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9805 pass description. Use TV_TREE_PHIPROP.
9806 * tree-ssa-forwprop.c: Remove phiprop code.
9808 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9811 * omp-low.c (maybe_lookup_decl): Constify first argument.
9812 (use_pointer_for_field): Change last argument from bool to
9813 omp_context *. Disallow shared copy-in/out in nested
9814 parallel if decl is shared in outer parallel too.
9815 (build_outer_var_ref, scan_sharing_clauses,
9816 lower_rec_input_clauses, lower_copyprivate_clauses,
9817 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9819 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9820 Ira Rosen <irar@il.ibm.com>
9822 * tree-vectorizer.c (free_stmt_vec_info): New function.
9823 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9824 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9825 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9826 * tree-vect-transform.c (vectorizable_conversion): Free
9827 vec_oprnds0 if it was allocated.
9828 (vect_permute_store_chain): Remove unused VECs.
9829 (vectorizable_store): Free VECs that are allocated in the..
9831 (vect_transform_strided_load, vectorizable_load): Likewise.
9832 (vect_remove_stores): Simplify the code.
9833 (vect_transform_loop): Move code to vect_remove_stores().
9834 Call vect_remove_stores() and free_stmt_vec_info().
9836 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9838 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9839 TARGET_HPUX. Revise comment.
9840 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9841 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9842 Use sr4 variant of `be' instruction when not generating PIC code.
9843 (attr_length_call): Adjust for above change.
9845 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9847 * ipa-reference.c (static_execute): Remove module_statics_const and
9848 associated setting code.
9850 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9854 predicate for operand 1.
9855 (paritysi2_cmp): Use register_operand predicate for operand 2.
9856 Use earlyclobber modifier for operand 1. Remove support for
9858 (paritydi2_cmp): Use register_operand predicate for operand 3.
9859 Use earlyclobber modifier for operand 1. Remove support for
9862 2008-03-11 Paul Brook <paul@codesourcery.com>
9863 Vladimir Prus <vladimir@codesourcery.com>
9865 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9866 (arm_compute_save_reg0_reg12_mask): Always
9867 check if register 11 must be saved. Always safe hard frame pointer
9868 when frame_pointer_needeed.
9869 (arm_compute_save_reg_mask): Save IP and PC
9870 only with apcs frames.
9871 (arm_output_epilogue): Adjust Thumb2 codepath to
9872 be also invoked and work for ARM non-apcs frames.
9873 (arm_expand_prologue): Don't bother saving IP
9874 for non-apcs frame, since it's not clobbered by
9875 prologue code. Implement non-apcs frame
9878 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9880 PR rtl-optimization/35281
9881 * expr.c (convert_move): Use a new pseudo for the intermediate
9882 from_mode->word_mode result.
9884 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9886 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9887 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9888 * toplev.c (compile_file): Don't call it.
9890 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9893 * expr.c (store_expr): Call emit_block_move if the mode
9894 of "temp" RTX is BLKmode.
9896 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9897 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/31358
9900 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9901 the step with a NULL_TREE.
9902 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9903 to sizetype if type is a pointer type.
9904 (add_candidate_1): Don't convert the base and step to
9905 the generic type if the orginal type is a pointer type.
9906 (add_iv_value_candidates): Use sizetype for the step
9907 if type is a pointer type.
9908 (cand_value_at): Likewise.
9909 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9911 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9912 Don't convert the tem affine to the type.
9913 (add_elt_to_tree): Use sizetype for the step if a pointer.
9914 Use POINTER_PLUS_EXPR for pointers.
9915 (aff_combination_to_tree): Use sizetype for the step if a
9918 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9920 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9921 Remove commutativity hint.
9923 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9927 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9928 errorneous type. Check that v is a VAR_DECL.
9931 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9933 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9935 PR tree-optimization/35494
9936 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9937 may be overriden at link and run time.
9939 2008-03-10 Richard Guenther <rguenther@suse.de>
9941 PR tree-optimization/34677
9942 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9943 (poolify_tree): Likewise.
9944 (modify_expr_template): Likewise.
9945 (poolify_modify_stmt): Likewise.
9946 (insert_fake_stores): Handle all component-ref style stores
9947 in addition to INDIRECT_REF. Also handle complex types.
9948 Do not poolify the inserted load.
9949 (realify_fake_stores): Do not rebuild the tree but only
9950 make it a SSA_NAME copy.
9951 (init_pre): Remove initialzation of modify_expr_template.
9952 Do not allocate modify_expr_node_pool.
9953 (fini_pre): Do not free modify_expr_node_pool.
9955 2008-03-10 Paul Brook <paul@codesourcery.com>
9957 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9960 2008-03-10 Paul Brook <paul@codesourcery.com>
9961 Mark Shinwell <shinwell@codesourcery.com>
9963 * config/arm/cortex-r4.md: New.
9964 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9966 * config/arm/arm.md: Include cortex-r4.md.
9967 (insn): Add smmls, sdiv and udiv values.
9968 (generic_sched): Don't use generic scheduling for Cortex-R4.
9969 (arm_issue_rate): New function.
9970 (TARGET_SCHED_ISSUE_RATE): Define.
9972 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9974 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9976 2008-03-10 Richard Guenther <rguenther@suse.de>
9978 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9979 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9981 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9983 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9984 Set default to true.
9986 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9988 * c.opt (Wsynth): Deprecate.
9989 * doc/invoke.texi (Option Summary, Warning Options): Document
9990 -Wno-format-contains-nul.
9992 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9996 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9998 2008-03-09 Ira Rosen <irar@il.ibm.com>
10000 * config/rs6000/rs6000.c (builtin_description): Rename vector
10001 left shift operations.
10002 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10003 (altivec_vsl<VI_char>): Rename to ...
10004 (ashl<mode>3): ... new name.
10005 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10007 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10009 2008-03-08 Richard Guenther <rguenther@suse.de>
10011 * coverage.h (tree_coverage_counter_addr): Declare.
10012 * coverage.c (tree_coverage_counter_addr): New function.
10013 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10014 before using again.
10015 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10016 (tree_gen_one_value_profiler): Likewise.
10017 (tree_gen_ic_profiler): Likewise.
10018 (tree_gen_average_profiler): Likewise.
10019 (tree_gen_ior_profiler): Likewise.
10021 2008-03-08 Richard Guenther <rguenther@suse.de>
10023 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10024 (vn_binary_op_insert): Likewise.
10025 (vn_unary_op_lookup): Likewise.
10026 (vn_unary_op_insert): Likewise.
10027 (vn_nary_op_lookup): Declare.
10028 (vn_nary_op_insert): Likewise.
10029 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10030 and binary hashes, use a single obstack for unary_op_pool
10031 and binary_op_pool.
10032 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10033 a single struct vn_nary_op_s. Store tree code length and
10034 a variable number of operands.
10035 (struct vn_reference_op_struct): Remove unused op2.
10036 (vn_reference_op_eq): Do not compare op2.
10037 (vn_reference_op_compute_hash): Do not compute hash of op2.
10038 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10039 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10040 with vn_nary_op_compute_hash.
10041 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10042 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10044 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10046 (visit_unary_op): Call nary functions.
10047 (visit_binary_op): Likewise.
10048 (process_scc): Adjust for struct vn_tables_s changes.
10049 (allocate_vn_table): Likewise.
10050 (free_vn_table): Likewise.
10051 * tree-vn.c (vn_add): Call nary functions.
10052 (vn_lookup): Likewise.
10054 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10057 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10058 wdst back after sync_compare_and_swapqhi_internal.
10060 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10063 * config/i386/i386-modes.def (V1DI): New vector mode.
10064 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10065 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10066 (MMXMODE248): Ditto.
10067 (MMXMODE): Add V1DI mode.
10068 (mmxvecsize): Change DI mode to V1DI mode.
10069 ("mov<mode>): Use MMXMODEI8 mode iterator.
10070 ("*mov<mode>_internal_rex64"): Ditto.
10071 ("*mov<mode>_internal"): Ditto.
10072 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10073 ("mmx_sub<mode>3"): Ditto.
10074 ("mmx_adddi3"): Remove insn pattern.
10075 ("mmx_subdi3"): Ditto.
10076 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10077 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10078 ("mmx_ashl<mode>3"): Ditto.
10079 ("mmx_lshrdi3"): Remove insn pattern.
10080 ("mmx_ashldi3"): Ditto.
10081 * config/i386/i386.c (classify_argument): Handle V1DImode.
10082 (function_arg_advance_32): Ditto.
10083 (function_arg_32): Ditto.
10084 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10085 mmx_addv1di3 insn pattern.
10086 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10087 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10088 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10089 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10090 Remove definitions of built-in functions.
10091 (V1DI_type_node): New node.
10092 (v1di_ftype_v1di_int): Ditto.
10093 (v1di_ftype_v1di_v1di): Ditto.
10094 (v2si_ftype_v2si_si): Ditto.
10095 (v4hi_ftype_v4hi_di): Remove node.
10096 (v2si_ftype_v2si_di): Ditto.
10097 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10098 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10099 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10100 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10101 Add new builtins using def_builtin_const.
10102 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10103 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10104 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10105 * config/i386/mmintrin.h (__v1di): New typedef.
10106 (_mm_add_si64): Cast arguments to __v1di type.
10107 (_mm_sub_si64): Ditto.
10108 (_mm_sll_pi16): Cast __count to __v4hi type.
10109 (_mm_sll_pi32): Cast __count to __v2si type.
10110 (_mm_sll_si64): Cast arguments to __v1di type.
10111 (_mm_srl_pi16): Cast __count to __v4hi type.
10112 (_mm_srl_pi32): Cast __count to __v2si type.
10113 (_mm_srl_si64): Cast arguments to __v1di type.
10114 (_mm_sra_pi16): Cast __count to __v4hi type.
10115 (_mm_sra_pi32): Cast __count to __v2si type.
10116 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10117 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10118 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10119 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10120 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10121 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10122 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10123 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10124 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10125 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10126 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10127 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10129 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10131 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10133 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10136 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10137 reg+const addressing for Altivec modes. Don't generate reg+reg
10138 addressing for TFmode or TDmode quantities.
10140 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10142 * c-common.c (vector_types_convertible_p): Call langhook
10143 instead of comptypes.
10145 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10148 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10149 integral and scalar float variables which have a
10152 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10154 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10155 dwarf_register_span hook when emitting unwind information for
10156 register-to-memory saves.
10157 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10158 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10160 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10162 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10163 for the same VAR_DECL.
10165 2008-03-06 Tom Tromey <tromey@redhat.com>
10167 * treelang: Delete.
10168 * doc/standards.texi (Standards): Don't mention treelang.
10169 * doc/invoke.texi (Overall Options): Don't mention treelang.
10170 * doc/install.texi (Prerequisites): Don't mention bison or
10172 (Configuration): Don't mention treelang.
10173 (Building): Likewise.
10174 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10176 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10178 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10179 word-extractions out of a multi-word object.
10181 2008-03-06 Richard Guenther <rguenther@suse.de>
10183 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10184 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10185 result type and precision.
10186 * expr.c (get_inner_reference): Set unsignedp based on the result
10187 type of BIT_FIELD_REF.
10188 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10189 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10190 (try_instantiate_multiple_fields): Likewise. Use the correct type
10192 (sra_build_assignment): Likewise.
10193 (sra_build_elt_assignment): Likewise.
10194 (sra_explode_bitfield_assignment): Likewise.
10195 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10196 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10197 set BIT_FIELD_REF_UNSIGNED.
10198 (vectorizable_load): Likewise.
10200 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10202 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10205 2008-03-06 Richard Guenther <rguenther@suse.de>
10207 * alias.c (struct alias_set_entry): Move has_zero_child field
10208 to pack with alias_set.
10210 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10212 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10215 2008-03-05 Ian Lance Taylor <iant@google.com>
10217 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10219 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10221 * fwprop.c (update_df): Support width and offset parameters of
10223 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10224 global_conflicts): Change DF_REF_EXTRACT to either
10225 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10226 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10227 * df-scan.c (df_ref_record, df_defs_record,
10228 df_ref_create_structure, df_def_record_1, df_uses_record,
10229 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10230 df_bb_refs_collect, df_entry_block_defs_collect,
10231 df_exit_block_uses_collect): Support new width and offset fields.
10232 (ref_extract_pool): New storage pool.
10233 (df_free_ref): New function.
10234 (df_reg_chain_unlink, df_free_collection_rec,
10235 df_sort_and_compress_refs): Call df_free_ref.
10236 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10238 (df_ref_create_structure): Allocate df_ref_extract if offset and
10239 width fields are used.
10240 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10241 (df_uses_record): Get offset and width from ZERO_EXTRACT
10243 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10244 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10245 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10246 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10247 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10248 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10249 (df_ref_extract): New structure.
10250 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10251 (df_ref_create): Add width and offset parameters.
10253 2008-03-05 Richard Guenther <rguenther@suse.de>
10255 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10256 Use ranges_overlap_p.
10257 (offset_overlaps_with_access): Rename
10258 to ranges_overlap_p and move ...
10259 * tree-flow-inline.h (ranges_overlap_p): ... here.
10261 * tree.h (get_inner_reference, handled_component_p): Update
10264 * tree.h (record_component_aliases, get_alias_set,
10265 alias_sets_conflict_p, alias_sets_must_conflict_p,
10266 objects_must_conflict_p): Move declarations ...
10267 * alias.h (record_component_aliases, get_alias_set,
10268 alias_sets_conflict_p, alias_sets_must_conflict_p,
10269 objects_must_conflict_p): ... here.
10270 Include coretypes.h.
10271 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10273 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10275 * cfg.c: Include tree-flow.h.
10276 (remove_edge_raw): Call redirect_edge_var_map_clear.
10277 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10278 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10279 (redirect_edge_var_map_result): New.
10280 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10281 PENDING_STMT use with redirect_edge_var_map_*.
10282 * tree-ssa.c (edge_var_maps): New definition.
10283 (redirect_edge_var_map_add): New.
10284 (redirect_edge_var_map_clear): New.
10285 (redirect_edge_var_map_dup): New.
10286 (redirect_edge_var_map_vector): New.
10287 (redirect_edge_var_map_destroy): New.
10288 (ssa_redirect_edge): Replace PENDING_STMT use with
10289 redirect_edge_var_map_*.
10290 (flush_pending_stmts): Same.
10291 (delete_tree_ssa): Destroy edge var map.
10292 * tree-flow.h (struct _edge_var_map): New.
10293 Define edge_var_map vector type.
10294 Declare redirect_edge_var_map_* prototypes.
10295 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10296 * tree-cfg.c (reinstall_phi_args): Replace
10297 PENDING_STMT use with redirect_edge_var_map_*.
10299 2008-03-05 Richard Guenther <rguenther@suse.de>
10301 PR tree-optimization/35472
10302 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10303 whose single use_stmt has a overlapping set of loaded and
10304 stored symbols as that use_stmt might be a noop assignment then.
10306 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10308 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10310 2008-03-05 Richard Guenther <rguenther@suse.de>
10313 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10314 should be constants.
10315 * tree-cfg.c (verify_expr): Verify it.
10316 * fold-const.c (fold_truthop): Remove code generating
10317 BIT_FIELD_REFs of structure bases.
10318 (fold_binary): Likewise.
10319 (fold_ternary): Position and size of BIT_FIELD_REFs are
10320 always host integers.
10321 (make_bit_field_ref): Remove.
10322 (optimize_bit_field_compare): Remove.
10323 (all_ones_mask_p): Remove.
10325 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10328 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10329 (split_block_and_df_analyze): New. Split basic block and rebuild
10331 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10333 (split_pattern_seq): Likewise.
10334 (erase_matching_seqs): Likewise.
10335 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10337 2008-03-04 Geoff Keating <geoffk@apple.com>
10339 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10340 declaration and code.
10341 (tree_invalid_nonnegative_warnv_p): Likewise.
10343 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10345 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10346 examples. Truncate option-names then causing overfull hbox.
10348 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10351 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10353 * configure: Rebuilt.
10355 2008-03-04 Rafael Espindola <espindola@google.com>
10357 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10358 (tree_unary_nonnegative_warnv_p): New.
10359 (tree_binary_nonnegative_warnv_p): New.
10360 (tree_single_nonnegative_warnv_p): New.
10361 (tree_invalid_nonnegative_warnv_p): New.
10362 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10364 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10367 * opts.c (handle_option): Postpone 'unknown option' errors only for
10370 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10373 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10376 2008-03-04 Rafael Espindola <espindola@google.com>
10378 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10379 (tree_binary_nonzero_warnv_p): New.
10380 (tree_single_nonzero_warnv_p): New.
10381 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10383 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10385 PR middle-end/35456
10386 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10387 transformations for modes that have signed zeros.
10388 * ifcvt.c (noce_try_abs): Ditto.
10390 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10392 * config/i386/i386.c (override_options): Force
10393 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10395 2008-03-04 Jan Hubicka <jh@suse.cz>
10398 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10401 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10403 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10404 label to probe the stack.
10406 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10408 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10409 (__gthr_win32_mutex_destroy): Declare.
10410 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10411 __gthr_win32_mutex_destroy.
10412 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10414 2008-03-03 Jan Hubicka <jh@suse.cz>
10417 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10418 aggressive on inlining cold calls.
10420 2008-03-03 Richard Guenther <rguenther@suse.de>
10422 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10423 struct copies into the expression table.
10424 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10425 (try_to_simplify): Likewise.
10426 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10427 integral and pointer arguments which do not change the
10428 precision to NOP_EXPRs.
10429 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10430 VIEW_CONVERT_EXPR case.
10432 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10434 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10435 defined in a loop at depth 0 is invariant.
10436 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10437 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10438 be called at loop depth 0.
10440 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10443 * gcc.c (process_command): Update copyright notice dates.
10444 * gcov.c (print_version): Likewise.
10445 * gcov-dump.c (print_version): Likewise.
10446 * mips-tfile.c (main): Likewise.
10447 * mips-tdump.c (main): Likewise.
10449 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10452 * c-common.c (flag_permissive): Delete.
10453 (constant_expression_warnings): Check flags first.
10454 (constant_expression_error): New.
10455 * c-common.h (flag_permissive): Delete.
10456 (constant_expression_error): Declare.
10457 * flags.h (flag_permissive): Declare. Update description.
10458 * diagnostic.c (pedwarn): Update.
10460 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10461 (permissive_error_kind): New.
10462 * toplev.c (flag_permissive): Define. Update description.
10463 * toplev.h (permissive_error_kind): Declare.
10464 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10465 (pedwarn_c90): Use pedantic_warning_kind.
10466 * c-opts.c (c_common_post_options): flag_permissive does not affect
10467 flag_pedantic_errors.
10469 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10471 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10472 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10473 __absvsi2, __absvDI2): Use unsigned arithmetic.
10475 2008-03-02 Andi Kleen <ak@suse.de>
10476 Richard Guenther <rguenther@suse.de>
10478 * struct-equiv.c: Remove file.
10479 * cfg_cleanup.c (condjump_equiv_p): Remove.
10480 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10481 (struct-equiv.o): Remove rule.
10482 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10483 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10484 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10486 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10488 * ifcvt.c (noce_process_if_block): Try to handle only the then
10489 block if the else block exists but isn't suitable.
10491 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10494 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10495 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10496 regression from previous patch.
10498 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10501 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10503 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10504 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10505 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10506 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10507 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10508 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10509 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10510 (__gthread_mutex_destroy_function): Rename to
10511 __gthread_mutex_destroy.
10512 * gthr-dce.h (__gthread_mutex_destroy): Call
10513 pthread_mutex_destroy.
10514 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10515 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10516 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10518 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10520 * df-scan.c (df_ref_chain_change_bb): Simplify.
10521 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10522 set_block_for_insn if there's any change.
10523 * df.h ((df_insn_change_bb): Fix prototype.
10524 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10525 df_insn_change_bb, don't call set_block_for_insn.
10526 * emit-rtl.c (reorder_insns): Likewise.
10527 * haifa-sched.c (move_insn): Likewise.
10529 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10531 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10533 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10535 * tree-flow-inline.h (next_readonly_imm_use): Return
10536 NULL_USE_OPERAND_P after the end.
10538 2008-03-01 Richard Guenther <rguenther@suse.de>
10540 PR tree-optimization/35411
10541 * tree-sra.c (sra_build_assignment): Split conversion to
10542 final type to a separate statement if we are not assigning
10545 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10547 * fold-const.c (fold_convertible_p): Correct the logic to follow
10548 that in fold_convert().
10550 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10553 * tree-inline.c (build_duplicate_type): When we make a
10554 duplicate type, make it unique in the canonical types system.
10556 2008-02-29 Tom Tromey <tromey@redhat.com>
10558 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10559 input_file_stack_history, input_file_stack_restored): Remove.
10560 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10561 * input.h (struct file_stack): Remove.
10562 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10563 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10565 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10567 (diagnostic_last_module_changed): Add 'map' argument.
10568 (diagnostic_set_last_function): Likewise.
10569 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10570 line map, not input_file_stack.
10571 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10573 2008-02-29 Paul Brook <paul@codesourcery.com>
10575 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10577 2008-02-29 Paul Brook <paul@codesourcery.com>
10579 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10581 2008-02-29 Richard Guenther <rguenther@suse.de>
10583 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10585 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10586 value for comparing for a store match.
10587 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10588 (try_to_simplify): Do not do a full-blown reference lookup.
10590 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10592 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10593 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10595 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10597 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10599 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10600 strides against cache sizes.
10602 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10604 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10607 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10609 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10610 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10611 is smaller than the original promoted value.
10612 (simplify_subreg): If OP is a SUBREG, try to preserve its
10613 SUBREG_PROMOTED_VAR_P information.
10615 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10617 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10618 (VN_INFO_GET): Allocate new objects on the obstack.
10619 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10620 for rpo_numbers_temp, for consistency.
10621 (free_scc_vn): Free the obstack.
10623 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10625 * doc/invoke.texi: Document -ftree-loop-distribution.
10626 * tree-loop-distribution.c: New.
10627 * tree-pass.h (pass_loop_distribution): New.
10628 * graphds.h (struct graph): Add htab_t indices.
10629 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10630 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10631 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10632 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10633 * tree-data-ref.c (debug_data_dependence_relations): New.
10634 (dump_data_dependence_relation): Also print data references.
10635 (free_data_ref): Extern.
10636 (same_access_functions): Moved...
10637 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10638 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10639 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10640 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10641 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10642 (stmts_from_loop): Skip LABEL_EXPR.
10643 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10645 (build_rdg): Initialize rdg->indices htab.
10646 (free_rdg, stores_from_loop, ref_base_address,
10647 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10648 have_similar_memory_accesses_1, ref_base_address_1,
10649 remove_similar_memory_refs): New.
10650 * tree-data-ref.h: Depend on tree-chrec.h.
10651 (debug_data_dependence_relations, free_data_ref): Declared.
10652 (same_access_functions): ... here.
10653 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10655 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10656 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10657 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10658 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10659 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10660 rdg_vertex_for_stmt): Declared.
10661 (struct rdg_edge): Add level.
10663 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10664 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10666 (rdg_has_similar_memory_accesses): New.
10667 * tree-vect-analyze.c: Remove unused static decls.
10668 * lambda.h (dependence_level): New.
10669 * common.opt (ftree-loop-distribution): New.
10670 * tree-flow.h (mark_virtual_ops_in_bb,
10671 slpeel_tree_duplicate_loop_to_edge_cfg,
10672 rename_variables_in_loop): Declared.
10673 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10674 (OBJS-common): Add tree-loop-distribution.o.
10675 (tree-loop-distribution.o): New rule.
10676 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10677 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10678 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10680 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10683 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10684 other than structures and unions.
10686 2008-02-28 Richard Guenther <rguenther@suse.de>
10689 2008-02-26 Richard Guenther <rguenther@suse.de>
10691 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10692 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10693 (lookup_decl_from_uid): Declare.
10694 (remove_decl_from_map): Likewise.
10695 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10696 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10697 (decl_for_uid_map): New global hashtable mapping DECL_UID
10699 (init_ttree): Allocate it.
10700 (insert_decl_to_uid_decl_map): New helper function.
10701 (make_node_stat): Insert new decls into the map.
10702 (copy_node_stat): Likewise.
10703 (lookup_decl_from_uid): New function.
10704 (remove_decl_from_map): Likewise.
10705 (print_decl_for_uid_map_statistics): New helper.
10706 (dump_tree_statistics): Call it.
10708 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10709 (referenced_var_iterator): Adjust.
10710 (FOR_EACH_REFERENCED_VAR): Adjust.
10711 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10712 (num_referenced_vars): Adjust.
10713 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10714 (first_referenced_var): Remove.
10715 (end_referenced_vars_p): Likewise.
10716 (next_referenced_var): Likewise.
10717 (referenced_var_iterator_set): New helper function.
10718 * tree-dfa.c (referenced_var_lookup): Adjust.
10719 (referenced_var_check_and_insert): Likewise.
10720 (remove_referenced_var): Likewise.
10721 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10722 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10723 (verify_call_clobbering): Likewise.
10724 (verify_memory_partitions): Likewise.
10725 (init_tree_ssa): Allocate bitmap instead of hashtable for
10727 (delete_tree_ssa): Adjust.
10728 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10729 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10730 (compute_tag_properties): Likewise.
10731 (set_initial_properties): Likewise.
10732 (find_partition_for): Likewise.
10733 (update_reference_counts): Likewise.
10734 (dump_may_aliases_for): Likewise.
10735 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10736 (add_call_clobber_ops): Likewise.
10737 (add_call_read_ops): Likewise.
10738 (get_asm_expr_operands): Likewise.
10739 * tree-into-ssa.c (dump_decl_set): Likewise.
10740 (update_ssa): Likewise.
10741 * tree-sra.c (scan_function): Likewise.
10742 (decide_instantiations): Likewise.
10743 (scalarize_parms): Likewise.
10744 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10745 (dsa_named_for): Likewise.
10746 * tree-ssa-structalias.c (update_alias_info): Likewise.
10747 (merge_smts_into): Likewise.
10749 2008-02-27 David Daney <ddaney@avtrex.com>
10752 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10753 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10754 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10755 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10756 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10758 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10761 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10762 (BUILT_IN_NEXTTOWARD): Remove.
10763 (BUILT_IN_NEXTTOWARDF): Ditto.
10764 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10765 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10767 2008-02-27 Tom Tromey <tromey@redhat.com>
10769 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10770 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10772 2008-02-27 Jan Beulich <jbeulich@novell.com>
10774 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10775 update the respective field on newdecl.
10777 2008-02-27 Revital Eres <eres@il.ibm.com>
10779 PR rtl-optimization/34999
10780 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10781 crossing edges that ends with a call insn.
10782 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10783 call insn and clear the EDGE_CROSSING flag of the crossing edge
10784 when fixing fallthru edges.
10786 2008-02-27 Richard Guenther <rguenther@suse.de>
10788 PR middle-end/35390
10789 * fold-const.c (fold_unary): Return the correct argument,
10790 converted to the result type.
10792 2008-02-27 Richard Guenther <rguenther@suse.de>
10794 PR middle-end/34971
10795 * expr.c (expand_expr_real_1): Assert on rotates that operate
10797 * fold-const.c (fold_binary): Use the types precision, not the
10798 bitsize of the mode if folding rotate expressions. Build rotates
10799 only for full modes.
10801 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10803 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10804 and CPP_PRAGMA_EOL.
10805 * c-pragma.c (pragma_ns_name): New typedef.
10806 (registered_pp_pragmas): New variable.
10807 (c_pp_lookup_pragma): New function.
10808 (c_register_pragma_1): If flag_preprocess_only, do nothing
10809 for non-expanded pragmas, for expanded ones push pragma's
10810 namespace and name into registered_pp_pragmas vector.
10811 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10812 flag_preprocess_only, don't register GCC pch_preprocess
10813 pragma if flag_preprocess_only.
10814 * c-opts.c (c_common_init): Call init_pragma even if
10815 flag_preprocess_only.
10816 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10817 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10818 cpp_register_pragma if flag_preprocess_only.
10820 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10823 * c-parser.c (c_parser_translation_unit): Warn for empty
10824 translation unit, not empty source file.
10826 2008-02-26 Paul Brook <paul@codesourcery.com>
10828 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10829 operand for Thumb-2.
10830 * config/arm/arm.h (reg_class): Add CORE_REGS.
10831 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10832 (BASE_REG_CLASS): Use CORE_REGS.
10833 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10834 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10835 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10836 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10837 ARM_REGNO_OK_FOR_INDEX_P.
10838 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10839 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10840 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10841 (ldm/stm peepholes): Ditto.
10842 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10843 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10844 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10845 * config/arm/constraints.md: Enable "k" constraint on ARM.
10847 2008-02-27 Ben Elliston <bje@au.ibm.com>
10849 * config/rs6000/rs6000.c: Annotate cache line size field in all
10850 instances of struct processor_costs.
10852 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10854 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10855 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10856 jump_bypass): New counters.
10857 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10858 * dce.c (gate_ud_dce): Same.
10859 (gate_fast_dce): Same.
10860 * dse.c (gate_dse1): New function.
10861 (gate_dse2): New function.
10862 (gate_dse): Merge results of new gate functions.
10863 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10864 (gate_handle_jump_bypass): Add dbg_cnt.
10865 (gate_handle_gcse): Add dbg_cnt.
10866 * ifcvt.c (gate_handle_if_conversion): Same.
10867 (gate_handle_if_after_combine): Same.
10868 (gate_handle_if_after_reload): Same.
10869 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10871 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10873 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10875 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10877 2008-02-26 Jason Merrill <jason@redhat.com>
10880 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10881 alone if it's the naming decl for the type's main variant.
10883 2008-02-26 Tom Tromey <tromey@redhat.com>
10885 * system.h (USE_MAPPED_LOCATION): Poison.
10886 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10887 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10888 (make_goto_expr_edges): Likewise.
10889 (remove_bb): Likewise.
10890 (execute_warn_function_return): Likewise.
10891 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10893 * c-common.c (fname_decl): Remove old location code.
10894 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10896 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10898 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10899 (gen_rtx_ASM_INPUT): Likewise.
10900 (gen_rtx_ASM_INPUT_loc): Likewise.
10901 (get_rtx_asm_OPERANDS): Remove.
10902 * cfglayout.c (insn_locators_alloc): Remove old location code.
10903 (set_curr_insn_source_location): Likewise.
10904 (curr_insn_locator): Likewise.
10905 * print-tree.c (print_node): Remove old location code.
10906 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10907 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10908 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10909 location_from_locus.
10910 (construct_exit_block): Remove old location code.
10911 * emit-rtl.c (force_next_line_note): Remove old location code.
10912 * profile.c (branch_prob): Remove old location code.
10913 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10914 LOC_LINE): Remove old-location variants.
10915 * langhooks.c (lhd_print_error_function): Remove old location
10917 * configure, config.in: Rebuilt.
10918 * configure.ac (--enable-mapped-location): Remove.
10919 * c-decl.c (c_init_decl_processing): Remove old location code.
10920 (finish_function): Likewise.
10921 * recog.c (decode_asm_operands): Remove old location code.
10922 * c-pch.c (c_common_read_pch): Remove old location code.
10923 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10925 * gimple-low.c (lower_function_body): Remove old location code.
10926 * toplev.c (unknown_location): Remove.
10927 (push_srcloc): Remove old-location variant.
10928 (process_options): Remove old location code.
10929 (lang_dependent_init): Likewise.
10930 * input.h (UNKNOWN_LOCATION): Move definition.
10931 (location_t): Undeprecate.
10932 (source_locus): Remove.
10933 (location_from_locus): Remove.
10934 (struct location_s): Remove.
10935 Remove all old-location code.
10936 (input_line, input_filename): Remove.
10937 * final.c (final_scan_insn): Remove old location code.
10938 * diagnostic.c (diagnostic_build_prefix): Remove
10939 USE_MAPPED_LOCATION test.
10940 * tree.h (gimple_stmt) <locus>: Now a location_t.
10941 (tree_exp) <locus>: Likewise.
10942 (DECL_IS_BUILTIN): Remove old-location variant.
10943 (annotate_with_file_line, annotate_with_locus): Likewise.
10944 (expr_locus, set_expr_locus): Update.
10945 * tree.c (build1_stat): Remove old location code.
10946 (last_annotated_node): Remove.
10947 (annotate_with_file_line): Remove old-location variant.
10948 (annotate_with_locus): Likewise.
10949 (expr_location): Remove old location code.
10950 (set_expr_location): Likewise.
10951 (expr_has_location): Likewise.
10952 (expr_locus): Likewise.
10953 (set_expr_locus): Likewise.
10954 (expr_filename): Don't use location_from_locus.
10955 (expr_lineno): Likewise.
10956 * rtl-error.c (location_for_asm): Remove old location code.
10957 * c-lex.c (cb_line_change): Remove old location code.
10958 (fe_file_change): Likewise.
10959 (cb_def_pragma): Likewise.
10960 (c_lex_with_flags): Likewise.
10961 * gengtype.c (do_typedef): Don't special-case location types.
10962 (define_location_structures): Remove.
10963 (main): Don't call define_location_structures.
10964 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10967 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10970 * builtins.def (BUILT_IN_STDARG_START): Remove.
10971 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10972 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10973 * tree-inline.c (inline_forbidden_p_1): Likewise.
10975 2008-02-26 Richard Guenther <rguenther@suse.de>
10977 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10978 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10979 (lookup_decl_from_uid): Declare.
10980 (remove_decl_from_map): Likewise.
10981 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10982 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10983 (decl_for_uid_map): New global hashtable mapping DECL_UID
10985 (init_ttree): Allocate it.
10986 (insert_decl_to_uid_decl_map): New helper function.
10987 (make_node_stat): Insert new decls into the map.
10988 (copy_node_stat): Likewise.
10989 (lookup_decl_from_uid): New function.
10990 (remove_decl_from_map): Likewise.
10991 (print_decl_for_uid_map_statistics): New helper.
10992 (dump_tree_statistics): Call it.
10994 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10995 (referenced_var_iterator): Adjust.
10996 (FOR_EACH_REFERENCED_VAR): Adjust.
10997 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10998 (num_referenced_vars): Adjust.
10999 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11000 (first_referenced_var): Remove.
11001 (end_referenced_vars_p): Likewise.
11002 (next_referenced_var): Likewise.
11003 (referenced_var_iterator_set): New helper function.
11004 * tree-dfa.c (referenced_var_lookup): Adjust.
11005 (referenced_var_check_and_insert): Likewise.
11006 (remove_referenced_var): Likewise.
11007 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11008 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11009 (verify_call_clobbering): Likewise.
11010 (verify_memory_partitions): Likewise.
11011 (init_tree_ssa): Allocate bitmap instead of hashtable for
11013 (delete_tree_ssa): Adjust.
11014 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11015 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11016 (compute_tag_properties): Likewise.
11017 (set_initial_properties): Likewise.
11018 (find_partition_for): Likewise.
11019 (update_reference_counts): Likewise.
11020 (dump_may_aliases_for): Likewise.
11021 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11022 (add_call_clobber_ops): Likewise.
11023 (add_call_read_ops): Likewise.
11024 (get_asm_expr_operands): Likewise.
11025 * tree-into-ssa.c (dump_decl_set): Likewise.
11026 (update_ssa): Likewise.
11027 * tree-sra.c (scan_function): Likewise.
11028 (decide_instantiations): Likewise.
11029 (scalarize_parms): Likewise.
11030 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11031 (dsa_named_for): Likewise.
11032 * tree-ssa-structalias.c (update_alias_info): Likewise.
11033 (merge_smts_into): Likewise.
11035 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11038 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11039 * c-opts.c (c_common_handle_option): Wall enables
11040 Wvolatile-register-var.
11041 * common.opt: Move Wvolatile-register-var to...
11044 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11046 * common.opt (Wlarger-than=): New.
11047 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11049 * opts.c (common_handle_option): Handle -Wlarger-than=.
11050 * optc-gen.awk: Likewise.
11051 * opth-gen.awk: Likewise.
11052 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11053 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11055 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11057 * c-common.c (match_case_to_enum_1): Add appropriate
11058 OPT_W* parameter to warning.
11059 (c_do_switch_warnings): Likewise.
11060 * c-typeck.c (warning_init): Add one more parameter following
11061 'warning' function.
11062 (push_init_level): Update call to warning_init.
11063 (pop_init_level): Likewise.
11064 (add_pending_init): Likewise.
11065 (output_init_element: Likewise.
11067 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11070 * toplev.c (toplev_main): If there are warnings or error, print
11071 errors for ignored options.
11072 * opts.c (ignored_options): New static variable.
11073 (postpone_unknown_option_error): New.
11074 (print_ignored_options): New.
11075 (handle_option): Postpone errors for unknown -Wno-* options.
11076 * opts.h (print_ignored_options): Declare.
11078 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11080 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11083 2008-02-25 Richard Guenther <rguenther@suse.de>
11086 2008-02-25 Richard Guenther <rguenther@suse.de>
11088 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11089 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11090 (lookup_decl_from_uid): Declare.
11091 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11092 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11093 (decl_for_uid_map): New global hashtable mapping DECL_UID
11095 (init_ttree): Allocate it.
11096 (insert_decl_to_uid_decl_map): New helper function.
11097 (make_node_stat): Insert new decls into the map.
11098 (copy_node_stat): Likewise.
11099 (lookup_decl_from_uid): New function.
11100 (print_decl_for_uid_map_statistics): New helper.
11101 (dump_tree_statistics): Call it.
11103 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11104 (referenced_var_iterator): Adjust.
11105 (FOR_EACH_REFERENCED_VAR): Adjust.
11106 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11107 (num_referenced_vars): Adjust.
11108 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11109 (first_referenced_var): Remove.
11110 (end_referenced_vars_p): Likewise.
11111 (next_referenced_var): Likewise.
11112 (referenced_var_iterator_set): New helper function.
11113 * tree-dfa.c (referenced_var_lookup): Adjust.
11114 (referenced_var_check_and_insert): Likewise.
11115 (remove_referenced_var): Likewise.
11116 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11117 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11118 (verify_call_clobbering): Likewise.
11119 (verify_memory_partitions): Likewise.
11120 (init_tree_ssa): Allocate bitmap instead of hashtable for
11122 (delete_tree_ssa): Adjust.
11123 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11124 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11125 (compute_tag_properties): Likewise.
11126 (set_initial_properties): Likewise.
11127 (find_partition_for): Likewise.
11128 (update_reference_counts): Likewise.
11129 (dump_may_aliases_for): Likewise.
11130 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11131 (add_call_clobber_ops): Likewise.
11132 (add_call_read_ops): Likewise.
11133 (get_asm_expr_operands): Likewise.
11134 * tree-into-ssa.c (dump_decl_set): Likewise.
11135 (update_ssa): Likewise.
11136 * tree-sra.c (scan_function): Likewise.
11137 (decide_instantiations): Likewise.
11138 (scalarize_parms): Likewise.
11139 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11140 (dsa_named_for): Likewise.
11141 * tree-ssa-structalias.c (update_alias_info): Likewise.
11142 (merge_smts_into): Likewise.
11144 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11147 * doc/invoke.texi (-fcx-limited-range): Document new option.
11148 * toplev.c (process_options): Handle -fcx-fortran-rules.
11149 * common.opt: Add documentation for -fcx-fortran-rules.
11151 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11154 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11155 actual behaviour and C99.
11157 2008-02-26 Ben Elliston <bje@au.ibm.com>
11159 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11160 (ASM_CPU_POWER6_SPEC): Likewise.
11161 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11162 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11163 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11165 2008-02-25 Richard Guenther <rguenther@suse.de>
11167 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11168 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11169 (lookup_decl_from_uid): Declare.
11170 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11171 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11172 (decl_for_uid_map): New global hashtable mapping DECL_UID
11174 (init_ttree): Allocate it.
11175 (insert_decl_to_uid_decl_map): New helper function.
11176 (make_node_stat): Insert new decls into the map.
11177 (copy_node_stat): Likewise.
11178 (lookup_decl_from_uid): New function.
11179 (print_decl_for_uid_map_statistics): New helper.
11180 (dump_tree_statistics): Call it.
11182 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11183 (referenced_var_iterator): Adjust.
11184 (FOR_EACH_REFERENCED_VAR): Adjust.
11185 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11186 (num_referenced_vars): Adjust.
11187 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11188 (first_referenced_var): Remove.
11189 (end_referenced_vars_p): Likewise.
11190 (next_referenced_var): Likewise.
11191 (referenced_var_iterator_set): New helper function.
11192 * tree-dfa.c (referenced_var_lookup): Adjust.
11193 (referenced_var_check_and_insert): Likewise.
11194 (remove_referenced_var): Likewise.
11195 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11196 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11197 (verify_call_clobbering): Likewise.
11198 (verify_memory_partitions): Likewise.
11199 (init_tree_ssa): Allocate bitmap instead of hashtable for
11201 (delete_tree_ssa): Adjust.
11202 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11203 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11204 (compute_tag_properties): Likewise.
11205 (set_initial_properties): Likewise.
11206 (find_partition_for): Likewise.
11207 (update_reference_counts): Likewise.
11208 (dump_may_aliases_for): Likewise.
11209 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11210 (add_call_clobber_ops): Likewise.
11211 (add_call_read_ops): Likewise.
11212 (get_asm_expr_operands): Likewise.
11213 * tree-into-ssa.c (dump_decl_set): Likewise.
11214 (update_ssa): Likewise.
11215 * tree-sra.c (scan_function): Likewise.
11216 (decide_instantiations): Likewise.
11217 (scalarize_parms): Likewise.
11218 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11219 (dsa_named_for): Likewise.
11220 * tree-ssa-structalias.c (update_alias_info): Likewise.
11221 (merge_smts_into): Likewise.
11223 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11226 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11227 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11228 * alias.h (nonoverlapping_memrefs_p): Likewise.
11230 2008-02-25 Jan Beulich <jbeulich@novell.com>
11232 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11233 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11234 __emultls_get_address, __emultls_register_common,
11235 __floatundi?f, and _Unwind_GetIPInfo.
11236 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11237 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11238 (gen_regparm_prefix): Likewise.
11239 (i386_nlm_encode_section_info): Sync with
11240 config/i386/winnt.c:i386_pe_encode_section_info().
11241 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11242 i386_nlm_mangle_decl_assembler_name): New.
11243 (netware_override_options): New.
11244 * config/i386/netware.h (netware_override_options): Declare.
11245 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11246 (i386_nlm_mangle_decl_assembler_name): Declare.
11247 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11249 2008-02-25 Ben Elliston <bje@au.ibm.com>
11252 * c-decl.c (grokdeclarator): Remove unused local variables
11253 `typedef_type' and `type_as_written'.
11255 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11256 unused local variable `has_hot_blocks'.
11257 (fix_crossing_conditional_branches): Remove unused local variable
11260 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11262 PR middle-end/19984
11263 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11264 using DEF_C99_BUILTIN.
11265 (BUILT_IN_NANF): Ditto.
11266 (BUILT_IN_NANL): Ditto.
11268 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11269 Revital Eres <eres@il.ibm.com>
11271 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11272 regarding the order of two dependent insns in the same row.
11274 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11276 * stor-layout.c (layout_decl): Do not bump the alignment of a
11277 bit-field to more than byte alignment if it is packed.
11279 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11281 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11284 2008-02-24 Diego Novillo <dnovillo@google.com>
11286 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11289 * tree-vrp.c (vrp_evaluate_conditional): With
11290 -Wtype-limits, emit a warning when comparing against a
11291 constant outside the natural range of OP0's type.
11292 * c.opt (Wtype-limits): Move ...
11293 * common.opt (Wtype-limits): ... here.
11295 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11297 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11298 * config/rs6000/e300c2c3.md: New file.
11299 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11301 (rs6000_override_options): Add e300c2 and e300c3 cases to
11302 processor_target_table. Do not allow usage of Altivec or Spe
11303 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11304 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11305 * config/rs6000/rs6000.h (processor_type): Add
11306 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11307 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11308 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11309 and ppce300c3. Include e300c2c3.md.
11311 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11313 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11314 instead of TARGET_STRICT_ALIGN.
11316 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11318 * explow.c (memory_address): Assert that the generated address is
11321 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11324 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11325 * config/darwin-ppc-ldouble-patch.def: New file.
11326 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11327 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11328 SUBTARGET_INIT_BUILTINS if defined.
11329 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11332 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11335 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11336 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11338 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11341 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11342 file" warning condtional on -Winvalid-PCH.
11344 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11346 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11348 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11352 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11353 prevent reload from using MMX registers.
11354 (*mov<mode>_internal): Ditto.
11355 (*movv2sf_internal_rex64): Ditto.
11356 (*movv2sf_internal): Ditto.
11358 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11360 PR documentation/31569
11361 * doc/install.texi2html: Use makeinfo --no-number-sections.
11363 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11365 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11366 ensure that we can address an entire entity > 8 bytes. Don't
11367 generate reg+reg addressing for such data.
11369 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11371 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11372 strings when optimizing for size, unless the target cares about
11375 2008-02-22 Tom Tromey <tromey@redhat.com>
11377 * regclass.c (current_pass): Remove declaration.
11379 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11381 * config/avr/libgcc.S (__RAMPZ__): Define.
11382 (__do_copy_data): Add for devices with 128KB code memory.
11384 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11386 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11388 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11390 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11392 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11395 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11398 * c-typeck.c (build_binary_op): Warn about floating point
11399 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11401 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11404 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11405 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11407 (rs6000_override_options): Set altivec_abi as default, not override,
11408 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11409 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11410 is used; use new member spe_abi.
11411 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11412 spe_abi and altivec_abi.
11414 2008-02-22 Tomas Bily <tbily@suse.cz>
11416 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11418 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11421 * config.build (build_file_translate): Set to `CMD //c' only if
11423 * Makefile.in (build_file_translate): Improve comment.
11425 2008-02-21 Jan Hubicka <jh@suse.cz>
11427 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11428 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11429 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11431 2008-02-21 Michael Matz <matz@suse.de>
11434 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11436 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11438 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11439 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11440 as insn constraint.
11441 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11442 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11443 SSE_VEC_FLOAT_MODE_P as insn constraint.
11444 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11445 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11446 sse4a_movntdf using MODEF mode iterator.
11447 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11448 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11449 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11450 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11451 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11452 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11453 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11455 2008-02-21 Richard Guenther <rguenther@suse.de>
11457 * tree.def (PAREN_EXPR): New tree code.
11458 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11460 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11461 * expr.c (expand_expr_real_1): Likewise.
11462 * tree-inline.c (estimate_num_insns_1): Likewise.
11463 * tree-complex.c (expand_complex_move): Likewise.
11464 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11467 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11470 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11472 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11475 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11477 * config/sh/sh.c (find_barrier): Don't go past
11478 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11480 2008-02-20 DJ Delorie <dj@redhat.com>
11482 * config/h8300/h8300.md (insv): Force source operand to be a register.
11484 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11485 as a jump, not as a plain insn.
11487 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11489 * doc/invoke.texi (Warning Options): Add new option
11490 -Wframe-larger-than=.
11491 (-Wframe-larger-than): Document.
11493 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11494 Add declarations for new option variables.
11496 * final.c (final_start_function): Check the frame size
11497 before emission and issue a Wframe-larger-than warning.
11499 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11500 Add definitions for new option variables.
11501 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11503 * common.opt (Wframe-larger-than=): New option.
11505 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11507 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11508 (<sse>_div<mode>3): Ditto.
11509 (<sse>_vmdiv<mode>3): Ditto.
11510 (<sse>_vmsqrt<mode>2): Ditto.
11511 (*smax<mode>3): Ditto.
11512 (sse5_frcz<mode>2): Ditto.
11513 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11514 as insn constraint.
11516 2008-02-20 Richard Guenther <rguenther@suse.de>
11518 PR middle-end/35265
11519 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11520 be happy with INTEGRAL_TYPE_P.
11522 2008-02-20 Richard Guenther <rguenther@suse.de>
11524 * fold-const.c (split_tree): Associate floatig-point expressions
11525 if flag_associative_math is set.
11527 2008-02-20 Richard Guenther <rguenther@suse.de>
11529 * tree.h (fold_real_zero_addition_p): Declare.
11530 * fold-const.c (fold_real_zero_addition_p): Export.
11531 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11532 floating-point operations with zero and one.
11534 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11536 * doc/install.texi: Correct references to CFLAGS, replacing them
11537 with BOOT_CFLAGS. Document flags used during bootstrap for
11540 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11542 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11543 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11544 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11546 (smin<mode>3): Ditto from similar patterns.
11547 (smax<mode>3): Ditto.
11548 (*ieee_smin<mode>3): Ditto.
11549 (*ieee_smax<mode>3): Ditto.
11550 * config/i386/sse.md (sse): New mode attribute.
11551 (mov<mode>): Macroize expander from movv4sf and movv2df using
11552 SSEMODEF2P mode iterator.
11553 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11554 SSE_VEC_FLOAT_MODE_P as insn constraint.
11555 (storent<mode>): Ditto.
11556 (storent<mode>): Macroize expander from storentsf and storentdf using
11557 MODEF mode iterator.
11558 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11559 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11560 (abs<mode>2): Ditto from similar patterns.
11561 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11562 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11563 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11564 (<sse>_vmsqrt<mode>2): Ditto.
11565 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11566 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11567 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11568 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11569 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11570 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11571 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11573 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11574 iterator and SSE_FLOAT_MODE_P as insn constraint.
11575 (<sse>_ucomi): Ditto from similar patterns.
11576 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11577 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11578 SSE_VEC_FLOAT_MODE_P as insn constraint.
11579 (vcond<mode>): Ditto from similar patterns.
11580 (and<mode>3, *and<mode>3): Ditto.
11581 (<sse>_nand<mode>3): Ditto.
11582 (ior<mode>3, *ior<mode>3): Ditto.
11583 (xor<mode>3, *xor<mode>3): Ditto.
11584 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11585 iterator and SSE_FLOAT_MODE_P as insn constraint.
11586 (*nand<mode>3): Ditto from similar patterns.
11587 (*ior<mode>3): Ditto.
11588 (*xor<mode>3): Ditto.
11590 2008-02-20 Ira Rosen <irar@il.ibm.com>
11592 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11593 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11594 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11596 2008-02-19 Jan Hubicka <jh@suse.cz>
11598 * predict.c (tree_bb_level_predictions): Remove variable next
11599 mistakely introduced by previous commit.
11601 2008-02-19 Jan Hubicka <jh@suse.cz>
11603 * predict.c (predict_paths_leading_to): Rewrite.
11604 (predict_paths_for_bb): New.
11605 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11607 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11610 * Makefile.in (build_file_translate): New.
11611 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11612 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11613 * configure.ac (build_file_translate): Substitute it.
11614 * configure: Regenerate.
11616 2008-02-19 Jan Hubicka <jh@suse.cz>
11618 PR rtl-optimization/34408
11619 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11622 2008-02-19 Jan Hubicka <jh@suse.cz>
11624 PR middle-end/28779
11625 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11628 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11631 * config/i386/i386-modes.def: Revert the last DI alignment
11632 change until Ada people can look into it.
11634 2008-02-19 Nick Clifton <nickc@redhat.com>
11636 * opts.c (print_specific_help): Fix typo in --help text.
11638 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11641 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11642 32-bit inline asm without asm alternatives for host GCC < 3.0.
11644 2008-02-19 Richard Guenther <rguenther@suse.de>
11646 PR tree-optimization/34989
11647 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11648 Allow propagation to INDIRECT_REF if we can simplify only.
11650 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11652 * c-common.c (warn_for_collisions_1): Use appropriate option when
11655 2008-02-19 Nick Clifton <nickc@redhat.com>
11658 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11659 (handle_options): Fix indentation.
11660 (print_filtered_help): If no language-specific options were
11661 displayed tell the user how to list all the options supported by
11662 the language's front-end.
11663 (print_specific_help): Fix indentation and remove duplicate line.
11664 (common_handle_option): Handle the -v option.
11665 For --help enable the display of undocumented options if the -v
11666 switch has been included on the command line.
11667 For --help= check for overlaps in the arguments between the option
11668 classes and the language names and issue a warning when they
11669 cannot be disambiguated.
11670 * c.opt (v): Pass on to the common option handler.
11672 2008-02-19 Revital Eres <eres@il.ibm.com>
11674 * modulo-sched.c (sms_schedule): Change dump message when
11675 create_ddg function fails.
11676 (try_scheduling_node_in_cycle): Rename row to cycle.
11677 (print_partial_schedule): Rename CYCLE to ROW.
11679 2008-02-19 Christian Bruel <christian.bruel@st.com>
11680 Zdenek Dvorak <ook@ucw.cz>
11682 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11684 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11687 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11688 (*x86_movdicc_0_m1_se): Ditto.
11690 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11692 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11693 (CMPtype): Define as __gcc_CMPtype.
11694 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11695 (CMPtype): Define as __gcc_CMPtype.
11697 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11699 Support valgrind 3.3 for --enable-checking=valgrind.
11700 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11702 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11703 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11704 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11705 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11706 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11707 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11708 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11710 * ggc-zone.c: Similar.
11711 * ggc-page.c: Similar.
11713 2008-02-19 Paul Brook <paul@codesourcery.com>
11716 * config/arm/ieee754-df.S: Fix do_it typo.
11717 * config/arm/ieee754-sf.S: Fix do_it typo.
11719 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11722 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11723 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11724 (OPTION_MASK_ISA_SSE_SET): Likewise.
11725 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11726 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11727 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11728 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11729 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11730 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11731 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11732 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11733 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11734 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11735 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11736 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11737 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11738 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11739 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11740 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11741 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11742 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11743 (OPTION_MASK_ISA_SSE4): Removed.
11744 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11745 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11746 (override_options): Don't turn on implied SSE/MMX bits in
11749 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11751 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11754 2008-02-18 Joey Ye <joey.ye@intel.com>
11756 PR middle-end/34921
11757 * tree-nested.c (insert_field_into_struct): Set type alignment
11758 to field alignment if the former is less than the latter.
11760 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11762 * BASE-VER: Set to 4.4.0.
11764 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11766 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11767 * doc/cfg.texi: Likewise.
11768 * doc/extend.texi: Likewise.
11769 * doc/gty.texi: Likewise.
11770 * doc/invoke.texi: Likewise.
11771 * doc/loop.texi: Likewise.
11772 * doc/md.texi: Likewise.
11773 * doc/passes.texi: Likewise.
11774 * doc/rtl.texi: Likewise.
11775 * doc/sourcebuild.texi: Likewise.
11776 * doc/tm.texi: Likewise.
11777 * doc/tree-ssa.texi: Likewise.
11779 2008-02-17 Richard Guenther <rguenther@suse.de>
11781 PR middle-end/35227
11782 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11783 without default definition.
11785 2008-02-17 Richard Guenther <rguenther@suse.de>
11787 PR tree-optimization/35231
11788 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11791 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11794 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11795 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11796 libgcc_cmp_return mode.
11798 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11801 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11803 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11805 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11808 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11810 * doc/c-tree.texi: Use `@.' where appropriate.
11811 * doc/extend.texi: Likewise.
11812 * doc/install.texi: Likewise.
11813 * doc/invoke.texi: Likewise.
11814 * doc/loop.texi: Likewise.
11815 * doc/makefile.texi: Likewise.
11816 * doc/md.texi: Likewise.
11817 * doc/passes.texi: Likewise.
11818 * doc/standards.texi: Likewise.
11819 * doc/tm.texi: Likewise.
11821 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11823 PR middle-end/35196
11824 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11826 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11827 rather than in entry_bb.
11829 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11831 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11832 libgcc_cmp_return mode.
11834 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11836 PR middle-end/35130
11837 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11838 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11840 2008-02-15 Richard Guenther <rguenther@suse.de>
11841 Zdenek Dvorak <ook@ucw.cz>
11843 PR tree-optimization/35164
11844 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11845 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11846 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11847 Only propagate addresses which do not have abnormal SSA_NAMEs
11850 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11853 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11855 2008-02-15 Jan Hubicka <jh@suse.cz>
11857 PR middle-end/35149
11858 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11860 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11862 PR middle-end/34621
11863 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11864 when calculating alignment_pad.
11866 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11868 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11869 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11870 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11871 and STACK_BOUNDARY define.
11873 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11875 PR preprocessor/35061
11876 * c-pragma.c (handle_pragma_pop_macro): Check that
11877 pushed_macro_table has been allocated.
11879 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11881 PR middle-end/35136
11882 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11883 (force_gimple_operand): Likewise.
11884 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11885 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11886 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11887 (find_interesting_uses_address): Check addressability and alignment
11888 of the base expression only after substituting bases of IVs into it.
11890 2008-02-14 Michael Matz <matz@suse.de>
11893 * function.c (instantiate_virtual_regs_in_insn): Reload address
11894 before falling back to reloading the whole operand.
11896 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11898 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11899 before the first section switch note.
11901 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11903 * doc/bugreport.texi: Update copyright years.
11904 * doc/c-tree.texi: Likewise.
11905 * doc/cfg.texi: Likewise.
11906 * doc/cpp.texi: Likewise.
11907 * doc/cppinternals.texi: Likewise.
11908 * doc/fragments.texi: Likewise.
11909 * doc/frontends.texi: Likewise.
11910 * doc/gcc.texi: Likewise.
11911 * doc/gty.texi: Likewise.
11912 * doc/hostconfig.texi: Likewise.
11913 * doc/implement-c.texi: Likewise.
11914 * doc/libgcc.texi: Likewise.
11915 * doc/loop.texi: Likewise.
11916 * doc/makefile.texi: Likewise.
11917 * doc/options.texi: Likewise.
11918 * doc/passes.texi: Likewise.
11919 * doc/rtl.texi: Likewise.
11920 * doc/sourcebuild.texi: Likewise.
11921 * doc/standards.texi: Likewise.
11922 * doc/tree-ssa.texi: Likewise.
11923 * doc/trouble.texi: Likewise.
11925 * doc/extend.texi: Use @: or add comma where appropriate.
11926 * doc/invoke.texi: Likewise.
11927 * doc/tm.texi: Likewise.
11929 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11932 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11935 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11937 * doc/md.texi (clz, ctz): Add reference.
11938 * doc/rtl.texi (clz, ctz): Likewise.
11940 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11943 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11946 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11948 * config/s390/s390.c (struct constant_pool): New field
11949 emit_pool_after added.
11950 (s390_mainpool_start): Set the emit_pool_after flag according
11951 to the section switch notes.
11952 (s390_mainpool_finish): Consider emit_pool_after when emitting
11953 the literal pool at the end of the function.
11954 (s390_chunkify_start): Force literal pool splits at section
11957 2008-02-13 Michael Matz <matz@suse.de>
11960 * var-tracking.c (clobber_variable_part): Correctly traverse the
11963 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11966 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11967 Add -fdump-ipa-inline.
11968 * tree-dump.c (dump_files): Remove tree-inlined dump.
11969 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11971 2008-02-12 Richard Guenther <rguenther@suse.de>
11973 PR tree-optimization/35171
11974 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11977 2008-02-12 Richard Guenther <rguenther@suse.de>
11979 PR middle-end/35163
11980 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11981 value-preserving mode. Disallow final truncation.
11983 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11985 PR middle-end/35136
11986 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11987 code from here to...
11988 (force_gimple_operand): ...here.
11990 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11993 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11994 non-compatible pointers.
11995 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11996 different FIELD_DECLs, try harder by comparing field offsets, sizes
11999 PR inline-asm/35160
12000 * function.c (match_asm_constraints_1): Don't replace the same input
12003 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12005 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12006 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12007 (expand_epilogue): Restore RAMPZ register.
12008 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12010 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12012 * config/i386/cygwin.asm: (__alloca): Correct calling
12013 convention and alignment.
12014 (__chkstk): Force 8 byte stack alignment.
12016 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12017 Richard Guenther <rguenther@suse.de>
12019 PR tree-optimization/33992
12020 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12021 the zero we compare against.
12023 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12025 PR libfortran/35063
12026 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12027 to CloseHandle after unlocking to prevent accumulation of handle
12030 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12032 PR middle_end/34150
12033 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12034 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12035 and update LABEL_NUSES during and after reload.
12037 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12039 PR middle-end/34627
12040 * combine.c (simplify_if_then_else): Make sure the comparison is
12041 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12043 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12046 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12047 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12048 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12049 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12050 * tree.h (get_type_static_bounds): Likewise.
12052 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12054 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12055 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12056 Make -Wfoo language annotations match what the compiler outputs.
12058 2008-02-08 Sa Liu <saliu@de.ibm.com>
12060 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12061 intrinsics spu_convts, spu_convtu, spu_convtf.
12063 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12065 * doc/extend.texi (Function Attributes) <noinline>: Mention
12066 asm ("") as method to keep calls.
12068 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12071 * doc/options.texi (Options): Replace references to opts.sh with
12073 * opts-common.c: Likewise.
12074 * optc-gen.awk: Likewise.
12076 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12078 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12080 2008-02-07 Richard Henderson <rth@redhat.com>
12083 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12084 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12087 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12089 PR tree-optimization/35085
12090 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12091 for operand entry oe2 in addition to operand entry oe3 in order to
12092 expose more opportunities for vectorizer sum reduction.
12094 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12097 * Makefile.in (LIBS): Remove $(GMPLIBS).
12098 (cc1-dummy, cc1): Add $(GMPLIBS).
12100 2008-02-06 Jan Hubicka <jh@suse.cz>
12103 * i386.md (moddf_integer): Do not produce partial memory stalls for
12104 targets where it hurts.
12106 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12109 * optabs.c (expand_float): Do not check for decimal modes when
12110 expanding unsigned integer through signed conversion.
12112 2008-02-06 Nick Clifton <nickc@redhat.com>
12114 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12115 inside the clobber with a match_operand and duplicated operand
12116 number in the constraint.
12117 (ineqbranchsi): Delete redundant comment.
12119 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12121 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12122 builtin_define ("__USE_INIT_FINI__").
12123 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12125 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12127 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12129 PR documentation/30330
12130 * doc/invoke.texi (C++ Dialect Options)
12131 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12132 For each warning option -Wfoo that allows -Wno-foo, ensure both
12133 -Wfoo and -Wno-foo are listed in the option index. Fix index
12134 entry of -Wswitch-default, index -Wnormalized= including the
12135 `=', and -Wlarger-than-@var{len} including @var{len}.
12137 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12139 * config/i386/i386.md (floatunssisf2): Use
12140 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12141 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12142 Macroize expander using MODEF mode iterator.
12144 2008-02-05 Diego Novillo <dnovillo@google.com>
12146 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12149 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12151 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12154 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12156 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12159 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12160 to indicate if a message should be generated.
12161 (init_cumulative_args): Updated.
12162 (function_value_32): Likewise.
12164 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12166 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12168 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12171 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12172 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12174 2008-02-04 Diego Novillo <dnovillo@google.com>
12176 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12179 * tree-vrp.c (vrp_evaluate_conditional): With
12180 -Wtype-limits, emit a warning when comparing against a
12181 constant outside the natural range of OP0's type.
12183 2008-02-04 Richard Guenther <rguenther@suse.de>
12185 PR middle-end/33631
12186 * expr.c (count_type_elements): Give for unions instead of
12189 2008-02-04 Richard Guenther <rguenther@suse.de>
12191 PR middle-end/35043
12192 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12193 to TYPE_DOMAINs base type instead of using bitsizetype here.
12195 2008-02-03 Jason Merrill <jason@redhat.com>
12197 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12199 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12202 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12203 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12204 (RS/6000 and PowerPC Options): Fix typos and markup.
12205 * doc/passes.texi (Tree-SSA passes): Likewise.
12207 2008-02-02 Michael Matz <matz@suse.de>
12210 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12211 from record_last_reg_set_info.
12212 (record_last_reg_set_info): Take an RTX argument, iterate over all
12213 constituent hardregs.
12214 (record_last_set_info, record_opr_changes): Change calls to
12215 new signature or to record_last_reg_set_info_regno.
12217 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12219 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12221 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12223 PR rtl-optimization/34773
12224 * reg-notes.def (EQUAL): Mention significance of combination of
12225 REG_EQUAL and REG_RETVAL.
12226 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12227 insn that has a REG_RETVAL.
12229 2008-02-01 Roger Sayle <roger@eyesopen.com>
12232 * configure.ac (--enable-fixed-point): Disable unless explicitly
12234 * configure: Regenerate.
12236 2008-02-01 Richard Guenther <rguenther@suse.de>
12239 * invoke.texi (-finline-limit): Remove no longer true parts
12240 of the documentation. Note that there is no default value.
12242 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12243 Mark Mitchell <mark@codesourcery.com>
12244 Ben Elliston <bje@au.ibm.com>
12247 * doc/extend.texi (Other Builtins): Document.
12249 2008-01-31 Tom Browder <tom.browder@gmail.com>
12251 * doc/c-tree.texi (Types): Fix grammar.
12252 (Expression trees): Ditto.
12253 * doc/passes.texi (Tree-SSA passes): Ditto.
12255 * doc/configterms.texi (Configure Terms): Fix typo.
12256 * doc/cpp.texi (Common Predefined Macros): Ditto.
12257 * doc/md.texi (Machine Constraints): Ditto.
12259 * doc/makefile.texi (Makefile): Add comma.
12261 2008-01-31 Tom Browder <tom.browder@gmail.com>
12262 Gerald Pfeifer <gerald@pfeifer.com>
12264 * doc/sourcebuild.texi (Front End): Remove references to CVS
12265 and CVSROOT/modules.
12266 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12267 (Back End): Remove reference to CVS.
12269 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12272 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12274 (mips16_gp_pseudo_reg): ...here.
12275 * config/mips/mips.md (load_const_gp): Replace with...
12276 (load_const_gp_<mode>): ...this :P-based insn.
12278 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12280 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12281 options. Minor fixes.
12282 (-std): Move reference to standards closer to where language
12283 standards are first mentioned.
12285 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12287 PR rtl-optimization/34995
12288 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12289 parameter and return a bool. If the rtx parameter is nonnull,
12290 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12291 (find_reloads): Update call accordingly. Pass the new operand
12292 if it needed no address reloads, otherwise pass null.
12294 2008-01-30 Richard Henderson <rth@redhat.com>
12297 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12298 for unbounded arrays.
12300 2008-01-30 Silvius Rus <rus@google.com>
12302 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12304 2008-01-30 Jan Hubicka <jh@suse.cz>
12307 * i386.c (init_cumulative_args): Use real function declaration when
12310 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12312 PR rtl-optimization/34998
12313 * global.c (build_insn_chain): Treat non-subreg_lowpart
12314 SUBREGs of pseudos as clobbering all the words covered by the
12315 SUBREG, not just all the bytes.
12316 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12317 original df_ref rather than an extract parameter.
12318 (global_conflicts): Update call accordingly.
12320 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12322 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12323 the overflow check to make it easier to read.
12324 (__fixtfdi): Change the type of the ll member in union
12325 long_double to UDItype_x.
12327 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12329 PR middle-end/34969
12330 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12331 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12332 * tree-inline.c (fold_marked_statements): Call
12333 cgraph_update_edges_for_call_stmt if folding a call statement.
12334 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12335 debug_generic_stmt calls, reset it back afterwards.
12338 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12340 * c-typeck.c (build_external_ref): Don't pedwarn about
12341 static vars in current function's scope.
12343 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12345 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12347 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12350 * ipa-struct-reorg.c: Fix spelling.
12351 * params.def: Ditto.
12353 2008-01-29 Richard Guenther <rguenther@suse.de>
12355 PR middle-end/35006
12356 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12358 * tree-inline.c (remap_type): Increment remapping_type_depth
12359 around remapping types.
12360 (copy_body_r): Only add referenced variables if they are referenced
12361 from code, not types.
12363 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12374 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12375 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12377 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12380 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12381 pointer for tiny stack.
12383 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12385 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12387 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12389 * config/vx-common.h: Fix typo in comment.
12391 2008-01-28 Ian Lance Taylor <iant@google.com>
12395 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12396 coalesce pointers if they have different DECL_NO_TBAA_P values.
12397 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12398 between variables with different DECL_NO_TBAA_P values.
12400 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12403 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12404 are not legitimate small data references on SPE targets.
12406 2008-01-28 David Daney <ddaney@avtrex.com>
12408 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12410 2008-01-28 David Daney <ddaney@avtrex.com>
12412 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12414 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12416 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12417 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12418 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12419 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12420 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12421 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12422 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12423 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12425 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12427 * basic-block.h (condjump_equiv_p): Fix comment.
12429 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12431 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12432 print_generic_stmt_indented): Fix comment.
12434 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12436 * configure.ac (__stack_chk_fail): Add detecion for availability
12437 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12438 * configure: Regenerate.
12440 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12442 PR middle-end/34688
12443 * final.c (output_addr_const): Handle TRUNCATE.
12445 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12448 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12449 (zero_cost, infinite_cost): New constants.
12450 (struct cost_pair): Change type of cost to comp_cost.
12451 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12452 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12454 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12455 split_address_cost, ptr_difference_cost, difference_cost,
12456 get_computation_cost_at, get_computation_cost,
12457 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12458 determine_use_iv_cost_condition, determine_use_iv_costs,
12459 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12460 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12461 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12462 Change type of cost to comp_cost.
12463 (determine_iv_cost): Increase cost of non-original ivs, instead
12464 of decreasing the cost of original ones.
12465 (get_address_cost): Indicate the complexity of the addressing mode
12467 (try_add_cand_for): Prefer using ivs not specific to some object.
12468 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12470 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12471 Janis Johnson <janis187@us.ibm.com>
12474 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12475 (TARGET_INSTANTIATE_DECLS): Likewise.
12476 * target.h (expand_to_rtl_hook): New target hook.
12477 (instantiate_decls): Likewise.
12478 * function.c (instantiate_decl): Make non-static. Rename to...
12479 (instantiate_decl_rtl): ... this.
12480 (instantiate_expr): Use instantiate_decl_rtl.
12481 (instantiate_decls_1): Likewise.
12482 (instantiate_decls): Likewise.
12483 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12484 * function.h (instantiate_decl_rtl): Add prototype.
12485 * cfgexpand.c (target.h): New include.
12486 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12487 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12488 (TARGET_INSTANTIATE_DECLS): Likewise.
12489 (TARGET_INITIALIZER): New target hooks added.
12490 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12492 * config/rs6000/rs6000.c (tree-flow.h): New include.
12493 (machine_function): Add sdmode_stack_slot field.
12494 (rs6000_alloc_sdmode_stack_slot): New function.
12495 (rs6000_instantiate_decls): Likewise.
12496 (rs6000_secondary_memory_needed_rtx): Likewise.
12497 (rs6000_check_sdmode): Likewise.
12498 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12499 (TARGET_INSTANTIATE_DECLS): Likewise.
12500 (rs6000_hard_regno_mode_ok): Allow SDmode.
12501 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12502 (rs6000_emit_move): Handle SDmode.
12503 (function_arg_advance): Likewise.
12504 (function_arg): Likewise.
12505 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12506 SDmode var args for 32-bit compiles.
12507 (rs6000_secondary_reload_class): Handle SDmode.
12508 (rs6000_output_function_epilogue): Likewise.
12509 (rs6000_function_value): Simplify if statement.
12510 (rs6000_libcall_value): Likewise.
12511 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12512 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12513 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12514 (movsd_hardfloat): New define_insn.
12515 (movsd_softfloat): Likewise.
12516 (movsd_store): Likewise.
12517 (movsd_load): Likewise.
12518 (extendsddd2): Likewise.
12519 (extendsdtd2): Likewise.
12520 (truncddsd2): Likewise.
12521 (movdd_hardfloat64): Fixup comment.
12522 (UNSPEC_MOVSD_LOAD): New constant.
12523 (UNSPEC_MOVSD_STORE): Likewise.
12525 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12528 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12530 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12531 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12532 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12533 and TRUTH_XOR_EXPR.
12535 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12538 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12539 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12540 __LONGDOUBLE128 too.
12541 * config/rs6000/aix61.h: New file.
12543 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12545 PR rtl-optimization/34959
12546 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12547 popcount and parity rtxes the same mode as their operand.
12548 Truncate or extend the result to the return value's mode
12551 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12554 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12555 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12556 to GOT_VERSION_REGNUM.
12557 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12558 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12559 * config/mips/mips.c (mips_emit_call_insn): New function.
12560 (mips_call_tls_get_addr): Call mips_expand_call directly.
12561 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12563 (mips16_build_call_stub): Likewise. Return the call insn or null.
12564 (mips_expand_call): Update the call to mips16_build_call_stub
12565 accordingly and a remove redundant condition. Assert that MIPS16
12566 stubs do not use lazy binding. Use mips_emit_call_insn and return
12568 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12570 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12571 (mips_avoid_hazard): Remove hazard_set handling.
12572 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12573 (UNSPEC_RESTORE_GP): ...this.
12574 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12575 (FAKE_CALL_REGNO): Rename to...
12576 (GOT_VERSION_REGNUM): ...this.
12577 (type): Add "ghost" value. Add an associated insn reservation.
12578 (hazard_set): Remove.
12579 (exception_receiver): Rename to...
12580 (restore_gp): ...this and update the unspec identifier accordingly.
12581 (exception_receiver, nonlocal_got_receiver): New expanders.
12582 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12583 FAKE_CALL_REGNO. Remove hazard_set attribute.
12584 (set_got_version, update_got_version): New patterns.
12586 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12589 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12591 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12594 * doc/install.texi2html: Generate gcc-vers.texi.
12596 2008-01-25 DJ Delorie <dj@redhat.com>
12598 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12600 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12602 * config/c4x: Remove directory.
12603 * config.gcc (crx-*, mt-*): Mark obsolete.
12604 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12605 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12606 sh-*-rtemscoff*): Remove cases.
12607 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12608 * real.c (encode_c4x_single, decode_c4x_single,
12609 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12610 c4x_extended_format): Remove.
12611 * real.h (c4x_single_format, c4x_extended_format): Remove.
12612 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12614 (Pragmas): Remove comment about c4x pragmas.
12615 * doc/install.texi (c4x): Remove target-specific instructions.
12616 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12617 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12618 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12619 refer to C4x source files as examples.
12620 (C4X_FLOAT_FORMAT): Remove documentation.
12622 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12624 * config/bfin/bfin.c (override_options): Reorder tests so that
12625 flag_pic gets enabled for -msep-data.
12627 2008-01-25 Richard Guenther <rguenther@suse.de>
12629 PR middle-end/32244
12630 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12631 to its bitfield precision if required.
12633 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12635 PR middle-end/33880
12636 * tree-nested.c (walk_omp_for): New function.
12637 (convert_nonlocal_reference, convert_local_reference): Call
12638 walk_omp_for on OMP_FOR.
12639 (convert_call_expr): Call walk_body on OMP_FOR's
12640 OMP_FOR_PRE_INIT_BODY.
12642 2008-01-25 Richard Guenther <rguenther@suse.de>
12644 PR tree-optimization/34966
12645 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12646 default defs and PHI_NODEs we have to insert after the
12647 defining statement.
12649 2008-01-24 Nick Clifton <nickc@redhat.com>
12651 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12652 Provide a default definition.
12653 (LIBGCC2_UNITS_PER_WORD): Likewise.
12655 * config/stormy16/stormy16.c: Include df.h for the prototype
12656 for df_regs_ever_live_p.
12657 (xstormy16_expand_builtin_va_start): Convert the stack offset
12658 into a component_ref and then use POINTER_PLUS_EXPR to add it
12659 to the incoming_virtual_args_rtx.
12660 (xstormy16_gimplify_va_arg_expr): Rename to
12661 xstormy16_gimplify_va_arg_expr.
12662 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12663 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12664 xstormy16_gimplify_va_arg_expr.
12665 Fix up some formatting issues.
12667 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12668 Move to predicates.md.
12669 (xs_hi_general_operand): Likewise.
12670 (xs_hi_nonmemory_operand): Likewise.
12671 * config/stormy16/predicates.md:
12672 (xstormy16_carry_plus_operand): New predicate.
12673 (xs_hi_general_operand): New predicate.
12674 (xs_hi_nonmemory_operand): New predicate.
12675 * config/stormy16/stormy16-protos.h:
12676 (xstormy16_carry_plus_operand): Delete prototype.
12677 (xs_hi_general_operand): Likewise.
12678 (xs_hi_nonmemory_operand): Likewise.
12680 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12681 modifiers as they are no longer needed and they can trigger
12682 reload spill failures.
12684 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12685 with a match_operand in order to help reload.
12687 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12688 constraint with 'e' for the 8th alternative as this version of
12689 the mov.w instruction only accepts the lower 8 registers.
12691 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12694 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12695 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12698 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12700 PR middle-end/33333
12701 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12703 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12705 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12707 (remove_structure): Update allocations list before removing structure.
12709 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12711 * ipa-struct-reorg.c (is_safe_cond_expr,
12712 create_new_stmts_for_cond_expr): Use integer_zerop function,
12713 that recognize not only zero-pointer, but zero-integer too.
12715 2008-01-25 Ben Elliston <bje@au.ibm.com>
12718 * fixproto: Escape "." in sed expression that strips leading "./".
12720 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12723 * gcc.c (SWITCH_OK): Removed.
12724 (SWITCH_LIVE): Changed to bit.
12725 (SWITCH_FALSE): Likewise.
12726 (SWITCH_IGNORE): Likewise.
12727 (switchstr): Change live_cond to unsigned int.
12728 (process_command): Replace SWITCH_OK with 0.
12729 (do_self_spec): Likewise.
12730 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12731 (give_switch): Likewise.
12732 (used_arg): Likewise.
12733 (do_spec_1): Set the SWITCH_IGNORE bit.
12734 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12735 bits. Set the SWITCH_LIVE bit.
12737 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12739 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12741 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12743 PR tree-optimization/34472
12744 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12745 parameter to a "bool *" and set *DATA to false if there is
12746 an unsafe access. Do not delete the structure here.
12747 (check_cond_exprs): Delete it here instead.
12748 (check_cond_exprs, exclude_cold_structs): Do not increase
12749 I when removing a structure.
12751 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12755 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12757 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12759 PR middle-end/34934
12760 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12761 a fixed vector for stack.
12763 2008-01-24 Ben Elliston <bje@au.ibm.com>
12766 * doc/gcc.texi (Software development): Add a direntry for g++.
12768 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12770 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12771 stale and straggling -fforce-addr comments above.
12773 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12775 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12776 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12778 2008-01-23 Michael Matz <matz@suse.de>
12781 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12784 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12786 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12787 malloc result type.
12789 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12791 * config/avr/avr.c (avr_current_arch): New variable.
12792 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12793 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12794 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12795 (avr_override_options): Init 'avr_current_arch'.
12796 (base_arch_s): Move from here...
12797 * config/avr/avr.h (base_arch_s): ... here. Add new members
12798 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12799 'mega' to 'have_jmp_call'.
12800 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12801 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12803 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12805 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12806 MULTILIB_MATCHES): (Ditto.).
12808 2008-01-23 Richard Guenther <rguenther@suse.de>
12810 PR middle-end/31529
12811 * cgraphunit.c (cgraph_reset_node): Always mark the node
12812 not reachable if it is not queued already.
12814 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12816 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12817 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12818 (cputype_selected): New static variable.
12819 (bfin_handle_option): Set it if -mcpu is used.
12820 (override_option): Select default set of workarounds if no cpu type
12821 selected on the command line.
12822 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12824 From Michael Frysinger <michael.frysinger@analog.com>
12825 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12826 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12828 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12829 for bf547, bf523, bf524, and bf526.
12830 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12832 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12833 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12834 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12835 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12836 * doc/invoke.texi (Blackfin Options): Document that
12837 -mcpu now accept bf547, bf523, bf524, and bf526.
12839 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12841 PR rtl-optimization/34628
12842 * combine.c (try_combine): Stop and undo after the first combination
12843 if an autoincrement side-effect on the first insn has effectively
12846 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12849 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12850 Offset addresses are not valid for Altivec or paired float modes.
12852 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12855 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12856 if DECL_INITIAL (decl) is error_mark_node.
12859 * c-common.c (handle_vector_size_attribute): Only allow
12860 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12861 the same way as pointer, array etc. types.
12862 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12865 * tree.c (build_type_attribute_qual_variant): Call
12866 build_qualified_type if attributes are equal, but quals are not.
12868 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12871 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12872 * flags.h (warn_strict_aliasing): Remove.
12873 (warn_strict_overflow): Remove.
12874 * opts.c (warn_strict_aliasing): Remove.
12875 (warn_strict_overflow): Remove.
12876 * c-opts.c (c_common_handle_option): -Wall only sets
12877 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12878 (c_common_post_options): Give default values to -Wstrict-aliasing
12879 and -Wstrict-overflow if they are uninitialized.
12880 * common.opt (Wstrict-aliasing): Specify Var and Init.
12881 (Wstrict-overflow): Likewise.
12883 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12885 PR rtl-optimization/26854
12886 PR rtl-optimization/34400
12887 PR rtl-optimization/34884
12888 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12890 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12891 (df_rd_bb_info.expanded_lr_out): Deleted
12892 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12893 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12894 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12895 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12896 Removed code to allocate, initialize or free expanded_lr_out.
12897 (df_rd_bb_local_compute_process_def): Restructured to make more
12899 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12900 sets if the sets are being trimmed.
12902 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12905 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12906 (as_vers): Likewise.
12907 * configure: Regenerated.
12909 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12911 PR middle-end/33092
12912 * tree-pass.h (pass_build_alias): New pass.
12913 * tree-ssa-alias.c (gate_build_alias): New.
12914 (pass_build_alias): New.
12915 * passes.c (init_optimization_passes): Add pass_build_alias after
12916 pass_create_structure_vars.
12918 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12920 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12921 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12922 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12923 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12924 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12925 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12926 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12927 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12928 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12929 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12930 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12931 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12932 * config/s390/s390.md (FP_ALL): New mode iterator.
12933 (_d): New mode attribute.
12934 ("*signbit<mode>2>"): Changed mode of first operand.
12935 ("isinf<mode>2"): Changed mode of first operand.
12936 ("*TDC_insn"): Adaptation for DFP modes.
12938 2008-01-22 Ben Elliston <bje@au.ibm.com>
12940 * tree.c (check_qualified_type): Improve function description.
12942 2008-01-21 Jason Merrill <jason@redhat.com>
12945 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12946 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12949 2008-01-21 DJ Delorie <dj@redhat.com>
12951 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12954 2008-01-21 Richard Guenther <rguenther@suse.de>
12956 PR middle-end/34856
12957 * tree-cfg.c (verify_expr): Allow all invariant expressions
12958 instead of just constant class ones as reference argument.
12959 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12960 like any other constant.
12961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12963 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12965 * regmove.c (fixup_match_1): Update call crossed frequencies.
12967 2008-01-21 Richard Guenther <rguenther@suse.de>
12970 * tree-inline.c (setup_one_parameter): Deal with mismatched
12971 types using a VIEW_CONVERT_EXPR.
12973 2008-01-21 Alon Dayan <alond@il.ibm.com>
12974 Olga Golovanevsky <olga@il.ibm.com>
12976 PR tree-optimization/34701
12977 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12978 when the structure size is not a power of 2.
12980 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12982 * doc/install.texi: Add doc for --enable-checking=df.
12984 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12986 PR rtl-optimization/34808
12987 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12989 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12991 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12994 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12996 PR rtl-optimization/26854
12997 PR rtl-optimization/34400
12998 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13000 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13001 (df_rd_bb_info.expanded_lr_out): New.
13002 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13003 * loop_iv.c (iv_analysis_loop_init): Ditto.
13004 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13005 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13006 Added code to allocate, initialize or free expanded_lr_out.
13007 (df_rd_bb_local_compute_process_def): Restructured to make
13008 more understandable.
13009 (df_rd_confluence_n): Add code to do nothing with fake edges and
13010 code to no apply invalidate_by_call sets if the sets are being trimmed.
13011 (df_lr_local_finalize): Renamed to df_lr_finalize.
13012 (df_live_local_finalize): Renamed to df_live_finalize.
13014 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13017 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13018 deciding whether to use reciprocal instructions.
13020 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13022 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13023 dwarf2out_note_section_used if cold_text_section is NULL.
13025 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13027 PR gcov-profile/34610
13028 * tree-cfg.c (make_edges): Mark both outgoing edges from
13029 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13030 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13031 from OMP_FOR and OMP_CONTINUE outgoing edges.
13033 * tree-profile.c (tree_profiling): Return early if
13034 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13036 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13037 from cfun to child_cfun.
13038 * function.h (struct function): Add after_tree_profile bit.
13040 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13042 * config/avr/avr.S (_exit): Disable interrupt.
13044 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13045 Steven Bosscher <stevenb.gcc@gmail.com>
13047 PR rtl-optimization/26854
13048 PR rtl-optimization/34400
13049 * df-problems.c (df_live_scratch): New scratch bitmap.
13050 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13051 (df_live_reset): Clear the proper bitmaps.
13052 (df_live_bb_local_compute): Only process the artificial defs once
13053 since the order is not important.
13054 (df_live_init): Init the df_live sets only with the variables
13055 found live by df_lr.
13056 (df_live_transfer_function): Use the df_lr sets to prune the
13057 df_live sets as they are being computed.
13058 (df_live_free): Free df_live_scratch.
13060 2008-01-18 Ian Lance Taylor <iant@google.com>
13062 * common.opt: Add fmerge-debug-strings.
13063 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13064 flag_merge_debug_strings rather than flag_merge_constants.
13065 * doc/invoke.texi (Option Summary): Mention
13066 -fmerge-debug-strings.
13067 (Debugging Options): Document -fmerge-debug-strings.
13069 2008-01-18 Ian Lance Taylor <iant@google.com>
13072 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13073 (struct tree_function_decl): Add new field operator_new_flag.
13074 * tree-inline.c (expand_call_inline): When inlining a call to
13075 operator new, force the return value to go into a variable, and
13076 set DECL_NO_TBAA_P on that variable.
13077 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13079 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13082 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13083 DWARF2_DEBUGGING_INFO.
13084 (dwarf2out_note_section_used): Ditto. Add prototype.
13085 (have_multiple_function_sections, text_section_used,
13086 cold_text_section_used, *cold_text_sections): Move declarations
13089 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13091 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13092 field and add signal_ra.
13093 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13094 assignments to frame state pc. Move end of stack check after
13095 MD_FALLBACK_FRAME_STATE_FOR.
13096 (uw_update_context_1): Use frame state signal_regs if set, instead
13097 of checking signal_frame flag.
13098 (uw_update_context): Use frame state signal_ra if set.
13099 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13100 * config/xtensa/linux-unwind.h: New file.
13102 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13104 * modulo-sched.c (get_sched_window): Fix comment typo.
13106 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13108 PR tree-optimization/34648
13109 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13111 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13113 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13114 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13116 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13118 PR rtl-optimization/34400
13119 * df-core.c (df_worklist_dataflow_overeager,
13120 df_worklist_dataflow_doublequeue): New functions.
13121 (df_worklist_dataflow): Two different worklist solvers.
13122 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13125 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13128 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13129 and ftree-parallelize-loops.
13131 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13133 PR rtl-optimization/34826
13134 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13136 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13138 * global.c (find_reg): Mark the eh regs as used if necessary.
13139 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13140 * ra.h (struct allocno): no_eh_reg field added. Changed
13141 no_stack_reg type to bitfield.
13143 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13145 * tree.c (substitute_in_expr): Add missing 'break'.
13147 2008-01-17 Richard Guenther <rguenther@suse.de>
13149 PR tree-optimization/34825
13150 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13151 x / x as division to handle.
13153 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13155 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13156 "-pthread" is specified.
13157 * pa-hpux11.h (LIB_SPEC): Likewise.
13159 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13160 Peter Bergner <bergner@vnet.ibm.com>
13162 PR rtl-optimization/33796
13163 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13165 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13167 PR libgfortran/34699
13168 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13170 * pa-hpux10.h (LINK_SPEC): Likewise.
13171 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13173 2008-01-16 Richard Guenther <rguenther@suse.de>
13175 PR middle-end/32628
13176 * fold-const.c (fold_convert_const_int_from_int): Do not
13177 set overflow if that occured only because of a sign extension
13178 change when converting from/to a sizetype with the same
13179 precision and signedness.
13181 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13184 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13185 location address to the correct place. Update copyright year.
13187 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13189 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13190 no dependences in the dependence_relations vector.
13192 2008-01-16 Jan Hubicka <jh@suse.cz>
13194 PR rtl-optimization/31396
13195 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13196 * cfg.c (dump_reg_info): Print it.
13197 * regs.h (struct reg_info_t): add freq_calls_crossed.
13198 (REG_FREQ_CALLS_CROSSED): New macro.
13199 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13200 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13201 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13202 regmove_optimize): Update call crossed frequencies.
13203 * local-alloc.c (struct qty): Add freq_calls_crossed.
13204 (alloc_qty): Copute freq_calls_crossed.
13205 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13206 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13207 * ra.h (struct allocno): Add freq_calls_crossed.
13209 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13211 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13212 libgomp when compiling with ftree-parallelize-loops.
13213 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13215 2008-01-16 Richard Guenther <rguenther@suse.de>
13217 PR tree-optimization/34769
13218 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13219 * tree.c (int_cst_value): Instead make this function more
13220 permissive in what it accepts as valid input. Document this
13221 function always sign-extends the value.
13223 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13224 Richard Guenther <rguenther@suse.de>
13227 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13228 (gimple_fold_indirect_ref_rhs): ... this.
13229 (gimple_fold_indirect_ref): New function with foldings
13230 that preserve lvalueness.
13231 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13232 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13233 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13234 to fold an INDIRECT_REF, fall back to the old use of
13235 fold_indirect_ref_1.
13237 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13239 * tree-data-ref.c (subscript_dependence_tester_1): Call
13240 free_conflict_function.
13241 (compute_self_dependence): Same.
13243 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13246 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13247 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13249 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13250 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13251 for DWARF2_UNWIND_INFO targets.
13253 2008-01-16 Richard Guenther <rguenther@suse.de>
13256 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13257 type qualifiers for function types.
13259 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13261 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13262 loop_iterator li from previous commit.
13264 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13266 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13268 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13270 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13271 (parallelize_loops): Don't parallelize irreducible components.
13273 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13276 * c-opts (c_common_post_options): Do not enable CPP
13277 flag_pedantic_errors by default.
13279 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13281 PR rtl-optimization/31944
13282 * cse.c (remove_pseudo_from_table): New function.
13283 (merge_equiv_classes): Use above function to remove pseudo-registers.
13284 (invalidate): Likewise.
13286 2008-01-13 Richard Guenther <rguenther@suse.de>
13288 PR middle-end/34601
13289 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13290 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13292 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13294 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13295 validate_change to unshare the source of the PC set.
13297 2008-01-12 Jan Hubicka <jh@suse.cz>
13299 PR middle-end/32135
13300 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13301 references above array bounds. This might trigger bounds checks for
13302 pointers to arrays.
13304 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13306 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13307 new_replaceable_dependencies.
13309 2008-01-12 Doug Kwan <dougkwan@google.com>
13311 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13312 instead of OPT_Wreturn_type in warning due to ignored return type
13314 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13315 options included in -Wextra.
13316 * c.opt: New option -Wignored_qualifiers.
13317 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13318 -Wignore_qualifiers.
13319 (-Wignored-qualifiers): Document.
13320 (-Wreturn-type): Remove description of functionality now handled
13321 by -Wignored-qualifiers.
13323 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13326 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13327 NOP_EXPR if it is between integral types with the same precision.
13329 2008-01-12 Jan Hubicka <jh@suse.cz>
13332 * invoke.texi (max-inline-recursive-depth): Fix default value.
13334 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13336 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13339 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13341 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13343 2008-01-11 James E. Wilson <wilson@specifix.com>
13346 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13348 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13350 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13351 save/restore frame pointer register and don't use 'call-prologues'
13352 optimization in function with "OS_task" attribute.
13354 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13356 PR middle-end/31309
13357 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13358 when copying to memory.
13360 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13362 PR rtl-optimization/30905
13363 * cfgcleanup.c: Include dce.h
13364 (crossjumps_occured): New global variable.
13365 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13366 If something changed, set crossjumps_occured to true.
13367 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13368 Don't add/remove fake edges to exit here...
13369 (cleanup_cfg): ...but do it here, when crossjumping.
13370 Run a fast DCE when successful crossjumps occured in the latest
13371 iteration of try_optimize_cfg.
13373 2008-01-11 Richard Guenther <rguenther@suse.de>
13375 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13376 (struct vn_unary_op_s): Likewise.
13377 (vn_reference_insert): Free old reference on hash collision.
13379 2008-01-10 Raksit Ashok <raksit@google.com>
13381 PR rtl-optimization/27971
13382 * combine.c (find_split_point): Split PLUS expressions which are
13383 inside a MEM rtx, and whose first operand is complex.
13385 2008-01-10 DJ Delorie <dj@redhat.com>
13387 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13388 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13389 (m32c_hard_regno_ok): Call the underlying function.
13391 2008-01-10 Richard Guenther <rguenther@suse.de>
13393 PR middle-end/34683
13394 * tree-cfg.c (tree_merge_blocks): Do not go through the
13395 full-blown folding and stmt updating path if we just deal
13396 with virtual operands.
13397 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13398 test for abnormal SSA_NAMEs.
13400 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13402 PR middle-end/34641
13403 * reload.c (push_reload): Add assertions. All constants from
13404 reg_equiv_constant should have been used for replacing the respective
13406 (find_reloads_address): Invoke find_reloads_address_part for
13407 constant taken from the reg_equiv_constant array.
13409 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13411 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13412 field (valnum) the first in the struct. Replace bools with
13415 2008-01-10 Richard Guenther <rguenther@suse.de>
13417 PR tree-optimization/34651
13418 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13419 types and ordering for masking and converting.
13421 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13423 PR tree-optimization/34017
13424 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13425 also for PHI_NODE expressions.
13427 2008-01-09 Jan Hubicka <jh@suse.cz>
13429 PR tree-optimization/34708
13430 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13431 based on number of case labels.
13432 (init_inline_once): Remove switch_cost.
13433 * tree-inline.h (eni_weights_d): Remove switch_cost.
13435 2008-01-09 Richard Guenther <rguenther@suse.de>
13436 Andrew Pinski <andrew_pinski@playstation.sony.com>
13438 PR middle-end/30132
13439 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13440 temporary if an rvalue is ok or an lvalue is not required.
13442 2008-01-09 Richard Guenther <rguenther@suse.de>
13444 PR middle-end/34458
13445 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13446 adjust return type.
13448 2008-01-09 Richard Guenther <rguenther@suse.de>
13450 PR middle-end/34679
13451 * tree.c (host_integerp): Check for sizetype only if the
13452 type is an integer type.
13454 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13457 * opts.c (decode_options): Disable inlining of functions called
13458 once if not in unit-at-a-time mode.
13460 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13462 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13464 2008-01-08 Richard Guenther <rguenther@suse.de>
13466 PR middle-end/31863
13467 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13468 out early if the result will be unused.
13470 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13475 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13476 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13479 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13481 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13482 for vectorization tuned.
13484 2008-01-08 Richard Guenther <rguenther@suse.de>
13486 PR tree-optimization/34683
13487 * tree-ssa-operands.c (operand_build_cmp): Export.
13488 * tree-ssa-operands.h (operand_build_cmp): Declare.
13489 * tree-vn.c (vuses_compare): Remove.
13490 (sort_vuses): Use operand_build_cmp.
13491 (sort_vuses_heap): Likewise.
13492 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13493 to re-use old VEC if available. Do not sort already sorted VUSEs.
13494 (vdefs_to_vec): Do not sort already sorted VDEFs.
13496 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13498 PR middle-end/34694
13499 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13501 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13504 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13505 limitations of reciprocal sequences on x86 targets.
13507 2008-01-08 Richard Guenther <rguenther@suse.de>
13509 PR tree-optimization/34683
13510 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13512 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13515 * config/darwin.c (darwin_mergeable_string_section): Don't use
13516 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13518 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13521 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13522 negxf2. Macroize expander using X87MODEF mode iterator. Change
13523 predicates of op0 and op1 to register_operand.
13524 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13525 expander using X87MODEF mode iterator. Change predicates of
13526 op0 and op1 to register_operand.
13527 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13528 corresponding patterns and macroize using MODEF macro. Change
13529 predicates of op0 and op1 to register_operand and remove
13530 "m" constraint. Disparage "r" alternative with "!".
13531 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13532 macroize using X87MODEF macro. Change predicates of op0 and op1
13533 to register_operand and remove "m" constraint. Disparage "r"
13534 alternative with "!".
13535 (absneg splitter with memory operands): Remove.
13536 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13537 patterns and macroize using X87MODEF mode iterator.
13538 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13539 Change predicate of op1 to register_operand.
13540 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13541 for memory operands.
13543 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13545 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13547 2008-01-07 Richard Guenther <rguenther@suse.de>
13549 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13552 2008-01-07 Richard Guenther <rguenther@suse.de>
13554 PR tree-optimization/34683
13555 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13556 VOPs of the needed size to save memory. Use VEC_quick_push
13557 to save compile-time.
13558 (vdefs_to_vec): Likewise.
13560 2008-01-07 Sa Liu <saliu@de.ibm.com>
13562 * config/spu/spu.md (divdf3): Genetate inline code for double
13563 division. The implementation doesn't handle INF or NAN, therefore it
13564 only applies when -ffinite-math-only is given.
13566 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13569 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13570 * doc/cpp.texi ([Common Predefined Macros]): Document.
13572 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13574 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13575 order to use commutative addition instead of subtraction.
13577 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13578 Mircea Namolaru <namolaru@il.ibm.com>
13579 Vladimir Yanovsky <yanov@il.ibm.com>
13580 Revital Eres <eres@il.ibm.com>
13582 PR tree-optimization/34263
13583 * tree-outof-ssa.c (process_single_block_loop_latch,
13584 contains_tree_r): New functions.
13585 (analyze_edges_for_bb): Call process_single_block_loop_latch
13586 function to empty single-basic-block latch block if possible.
13588 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13590 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13592 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13594 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13596 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13598 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13600 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13602 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13604 PR tree-optimization/34618
13605 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13608 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13611 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13612 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13613 Update copyright year.
13615 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13616 Update copyright year.
13617 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13620 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13622 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13623 edge does not point to current bb before changing need_assert.
13625 2008-01-04 Richard Guenther <rguenther@suse.de>
13627 PR middle-end/34029
13628 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13629 for verifying purposes if they are is_gimple_min_invariant.
13631 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13633 PR tree-optimization/34448
13634 PR tree-optimization/34465
13635 * gimplify.c (gimplify_init_constructor): Add new parameter
13636 notify_temp_creation. Use it.
13637 (gimplify_modify_expr_rhs): Take volatiles into account when
13638 optimizing constructors.
13639 Do not optimize constructors if gimplify_init_constructor will dump to
13641 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13642 * gcc.c-torture/compile/pr34448.c: New.
13644 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13646 PR gcov-profile/34609
13647 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13648 return_slot if result is TREE_ADDRESSABLE.
13650 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13652 * config/mips/mips.md (sqrt_condition): Tweak comment.
13653 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13655 2008-01-03 Tom Tromey <tromey@redhat.com>
13658 * c-common.c (c_type_hash): Handle VLAs.
13660 2008-01-03 Jan Hubicka <jh@suse.cz>
13662 PR tree-optimization/31081
13663 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13664 0 when inlining and not inlining to first basic block.
13665 (remap_decl): When var is initialized to 0, don't set default_def.
13666 (expand_call_inline): Set entry_bb.
13667 * tree-inline.h (copy_body_data): Add entry_bb.
13669 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13672 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13675 PR tree-optimization/29484
13676 * tree-inline.c (inline_forbidden_p_2): New function.
13677 (inline_forbidden_p): Disallow inlining if some static var
13678 has an address of a local LABEL_DECL in its initializer.
13679 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13682 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13684 PR tree-optimization/34635
13685 * tree-data-ref.c (add_other_self_distances): Make sure that the
13686 evolution step is constant.
13688 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13690 PR middle-end/34608
13691 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13693 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13695 * tree-sra.c (scalarize_init): Insert the generate_element_init
13696 statements after the generate_element_zero statements.
13698 2008-01-02 Richard Guenther <rguenther@suse.de>
13700 PR middle-end/34093
13701 PR middle-end/31976
13702 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13703 for very large number of operands instead of ICEing.
13705 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13708 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13709 while stack probing.
13711 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13713 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13716 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13718 PR libmudflap/26442
13719 * tree-mudflap.c (mx_register_decls): Guard warning by
13720 !DECL_ARTIFICIAL check.
13722 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13724 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13725 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13726 sse5_perm<mode>): Fix constraints.