1 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
3 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
4 ix86_expand_binary_operator directly.
5 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
10 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11 using only one splitter. Conditionaly execute splitter before or
13 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
15 Use only one alternative in asm template.
16 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
18 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
19 "J" operand constraint for operand 2.
20 (*ashldi3_cconly_rex64): Ditto.
21 (*ashrdi3_cmp_rex64): Ditto.
22 (*ashrdi3_cconly_rex64): Ditto.
23 (*lshrdi3_cmp_rex64): Ditto.
24 (*lshrdi3_cconly_rex64): Ditto.
25 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
26 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
27 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
30 2008-06-27 Jakub Jelinek <jakub@redhat.com>
32 * gimplify.c (omp_is_private): Don't return true if decl
33 is not already private on #pragma omp for or #pragma omp parallel for.
36 * tree-cfg.c (struct move_stmt_d): Replace block field with
37 orig_block and new_block fields.
38 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
39 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
40 (move_block_to_fn): Replace vars_map and new_label_map arguments
41 with struct move_stmt_d pointer.
42 (replace_block_vars_by_duplicates): New function.
43 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
44 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
45 all subblocks of ORIG_BLOCK to the new function. Call
46 replace_block_vars_by_duplicates.
47 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
48 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
49 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
50 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
51 (expand_omp): Temporarily set input_location to the location of
52 region's controlling stmt.
53 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
54 BIND_EXPR, push ctx->block_vars and gimplification vars into
55 the BIND_EXPR and its block's BLOCK_VARS instead of directly
57 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
58 there are any BLOCK_VARS.
59 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
60 OMP_PARALLEL or OMP_TASK stmt.
61 (lower_omp): Save and restore input_location around the lower_omp_1
64 2008-06-27 Richard Guenther <rguenther@suse.de>
66 PR tree-optimization/36400
67 PR tree-optimization/36373
68 PR tree-optimization/36344
69 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
70 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
71 (update_alias_info): Remove call clobbering code.
72 (make_constraint_to): New helper function.
73 (make_escape_constraint): Likewise.
74 (handle_rhs_call): Use it on all pointer containing arguments.
75 Also mark the static chain escaped.
76 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
78 (make_constraint_from): New helper split out from ...
79 (make_constraint_from_anything): ... here.
80 (find_func_aliases): Add constraints for escape sites.
81 (intra_create_variable_infos): Make constraints from NONLOCAL
83 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
85 (clobber_what_p_points_to): Remove.
86 (clobber_what_escaped): New function.
87 (init_base_vars): Init NONLOCAL and ESCAPED.
88 (do_sd_constraint): Do not propagate the solution from ESCAPED
89 but use ESCAPED as a placeholder.
90 (solve_graph): Likewise.
91 * tree-flow.h (clobber_what_p_points_to): Remove.
92 (clobber_what_escaped): Declare.
93 * tree-ssa-alias.c (set_initial_properties): Call it.
94 Remove code clobbering escaped pointers.
96 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
98 * function.c (allocate_struct_function): Only allocate a unique
99 funcdef_no if the decl is nonzero.
101 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
103 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
104 * config/mips/mips.c (mips_split_const_insns): New function.
105 * config/mips/mips.md (move_type): New attribute.
106 (mode): Move attribute definition earlier in file. Add "TI"
108 (dword_mode): New attribute.
109 (type): Avoid long line. Map "move_type"s to "type"s,
110 choosing "multi" for doubleword moves if appropriate.
111 Swap MTC/MFC comments to match their declaration order.
112 (extended_mips16): Default to "yes" if "move_type" is "sll0",
113 "type" is "branch" or "jal" is "direct".
114 (length): Handle "extended_mips16" first. Make the default
115 "0" for "ghost" instructions. Set the length from "move_type".
116 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
117 of "type", with "sll0" for the register alternative. Remove the
118 "extended_mips16" attribute.
119 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
120 of "type", with "shift_shift" for the register alternative.
121 Remove the "length" attribute.
122 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
123 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
124 of "type", with "andi" for the register alternative.
125 (*zero_extendqihi2): Likewise.
126 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
127 of "andi" instead of a "type" of "arith".
128 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
130 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
131 (mov_<store>r, *mov<mode>_ra): Likewise.
132 (extendsidi2): Use "move_type" instead of "type", with "move"
133 for the register alternative.
134 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
135 of "type", with "signext" for the register alternative.
136 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
137 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
138 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
139 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
140 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
141 (unnamed branch insn): Likewise.
142 (*movdi_gp32_fp64): Fold into...
143 (*movdi_32bit): ...here.
144 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
145 (*movdf_hardfloat): ...this new pattern.
146 (*movdf_softfloat): Remove redundant FPR alternatives.
147 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
148 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
149 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
150 the "move" attribute.
151 (*movdi_32bit): Use "move_type" instead of "type" and remove the
152 "length" attribute. Use "fpload" and "fpstore" instead of "load"
153 and "store" for COP loads and stores.
154 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
155 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
156 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
157 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
158 (*movtf_mips16, *movv2sf): Likewise.
159 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
160 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
161 (mfhc1<mode>): Use "move_type" instead of "move".
162 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
163 (loadgp_blockage): Remove the "length" attribute.
164 (blockage, set_got_version, update_got_version): Likewise.
165 (call_internal): Remove the "extended_mips16" attribute.
166 (call_value_internal, call_value_multiple_internal): Likewise.
167 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
169 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
170 the "length" attribute.
172 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
174 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
175 -Wcast-qual warnings.
176 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
177 handle_pragma_pop_macro): Likewise.
178 * collect2.c (resolve_lib_name): Likewise.
179 * config/arc/arc.c (arc_init): Likewise.
180 * config/arm/arm.c (neon_builtin_compare,
181 locate_neon_builtin_icode): Likewise.
182 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section):
184 * config/bfin/bfin.c (bfin_init_machine_status,
185 bfin_optimize_loop): Likewise.
186 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
187 * config/cris/cris.c (cris_init_expanders): Likewise.
188 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
189 * config/darwin.c (machopic_indirection_eq,
190 machopic_indirection_name, machopic_output_indirection):
192 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
193 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
194 frv_optimize_membar): Likewise.
195 * config/i386/cygwin.h (mingw_scan,
196 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
197 * config/i386/cygwin1.c (mingw_scan): Likewise.
198 * config/i386/i386.c (machopic_output_stub): Likewise.
199 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
200 i386_pe_unique_section): Likewise.
201 * config/ia64/ia64.c (ia64_init_machine_status,
202 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
204 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
205 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
206 * config/m68k/m68k.c (m68k_handle_option,
207 m68k_sched_md_init_global): Likewise.
208 * config/mcore/mcore.c (mcore_mark_dllexport,
209 mcore_mark_dllimport, mcore_unique_section): Likewise.
210 * config/mips/mips.c (mips_block_move_straight,
211 mips16_rewrite_pool_refs, mips_sim_wait_regs_2,
212 mips_sim_record_set): Likewise.
213 * config/mmix/mmix.c (mmix_init_machine_status,
214 mmix_encode_section_info): Likewise.
215 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label):
217 * config/rs6000/rs6000.c (rs6000_init_machine_status,
218 print_operand_address, output_toc, redefine_groups,
219 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
220 * config/s390/s390.c (s390_init_machine_status): Likewise.
221 * config/score/score.c (score_block_move_straight,
222 score_block_move_loop_body): Likewise.
223 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
224 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
225 * emit-rtl.c (find_auto_inc): Likewise.
226 * gcc.c (translate_options, process_command): Likewise.
227 * reorg.c (dbr_schedule): Likewise.
228 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
229 * xcoffout.c (xcoffout_declare_function): Likewise.
231 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
233 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
234 ipa-pta working again.
236 2008-06-27 David Edelsohn <edelsohn@gnu.org>
238 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
241 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
243 * config.gcc (powerpc*-*-*): Add new core e500mc.
244 * config/rs6000/e500mc.md: New file.
245 * config/rs6000/rs6000.c (processor_costs): Add new costs for
247 (rs6000_override_options): Add e500mc case to
248 processor_target_table. Altivec and Spe options not allowed
249 with e500mc. Add isel instruction to e500mc by
250 default. Initialize rs6000_cost for e500mc.
251 (rs6000_issue_rate): Set issue rate for e500mc.
252 * config/rs6000/rs6000.h (processor_type): Add
254 (ASM_CPU_SPEC): Add e500mc.
255 Set TARGET_ISEL to rs6000_isel.
256 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
257 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
258 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
260 * doc/invoke.texi: Add e500mc to list of cpus.
262 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
265 * c-lex.c (lex_charconst): Initialize unsignedp.
267 2008-06-27 Olivier Hainque <hainque@adacore.com>
269 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
270 documented assumptions.
272 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
274 * dwarf2out.c: Remove trailing white spaces. Break long line
277 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
279 * libfuncs.h (LTI_synchronize): New libfunc_index.
280 (synchronize_libfunc): Declare.
281 * builtins.c (expand_builtin_synchronize): Consider using
282 synchronize_libfunc before falling back on an asm blockage.
283 * config/mips/mips.c: Include libfuncs.h
284 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
286 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
288 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
289 parameter. Copy stack_reg to r11 where appropriate.
290 (no_global_regs_above): Add gpr parameter.
291 (rs6000_stack_info): Only add padding for SPE save area if we
292 are saving SPE GPRs and CR.
293 (saveres_routine_syms): New variable.
294 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
296 (rs6000_savres_routine_sym): New function.
297 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
299 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
300 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
301 Tweak FPR out-of-line saving.
302 (rs6000_make_savres_rtx): New function.
303 (rs6000_use_multiple_p): New function.
304 (rs6000_savres_strategy): New function.
305 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
306 out-of-line if appropriate.
307 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
308 if we are optimizing for size.
309 (GP_SAVE_INLINE): Define.
310 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
311 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
312 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
313 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
314 (*save_fpregs_<mode>): Add use of r11.
315 (*restore_gpregs_<mode>): New insn.
316 (*return_and_restore_gpregs_<mode>): New insn.
317 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
319 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
320 (*restore_gpregs_spe): New insn.
321 (*return_and_restore_gpregs_spe): New insn.
322 * config/rs6000/predicates.md (save_world_operation): Fix check.
324 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
326 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
327 this point, so assert that.
329 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
331 * cfganal.c: Include vec.h and vecprim.h.
332 (compute_idf): Import from...
333 * tree-into-ssa (compute_idf): ...here.
334 * basic-block.h (compute_idf): Export.
336 2008-06-26 Joseph Myers <joseph@codesourcery.com>
338 * c-decl.c (merge_decls): Use !current_function_decl to check for
339 extern declaration of C99 inline function being at file scope.
341 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
343 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
345 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
347 * alias.c (record_alias_subset, init_alias_analysis): Fix
348 -Wc++-compat and/or -Wcast-qual warnings.
349 * attribs.c (lookup_attribute_spec): Likewise.
350 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
351 copy_bb, connect_traces,
352 find_rarely_executed_basic_blocks_and_cr): Likewise.
353 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
354 note_btr_set, migrate_btr_defs): Likewise.
355 * builtins.c (result_vector, expand_builtin_memcpy,
356 expand_builtin_mempcpy_args, expand_builtin_strncpy,
357 builtin_memset_read_str, expand_builtin_printf,
358 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
360 * caller-save.c (mark_set_regs): Likewise.
361 * calls.c (expand_call, emit_library_call_value_1): Likewise.
362 * cgraph.c (cgraph_edge): Likewise.
363 * combine.c (likely_spilled_retval_1): Likewise.
364 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
365 htab_counts_entry_del, get_coverage_counts): Likewise.
366 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
367 new_cselib_val): Likewise.
368 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
369 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
371 * df-core.c (df_compact_blocks): Likewise.
372 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
373 * df-scan.c (df_grow_reg_info, df_ref_create,
374 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
375 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
376 df_record_entry_block_defs, df_record_exit_block_uses,
377 df_bb_verify): Likewise.
378 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
379 DF_REF_EXTRACT_MODE_CONST): New.
380 * dominance.c (get_immediate_dominator, get_dominated_by,
381 nearest_common_dominator, root_of_dom_tree,
382 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
383 -Wc++-compat and/or -Wcast-qual warnings.
384 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
385 record_store, replace_read, check_mem_read_rtx, scan_insn,
386 dse_step1, dse_record_singleton_alias_set): Likewise.
387 * dwarf2asm.c (dw2_force_const_mem): Likewise.
389 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
391 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
392 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
393 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
394 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
395 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
396 add_ranges_num, add_ranges_by_labels, file_info_cmp,
397 file_name_acquire, output_file_names, add_const_value_attribute,
398 premark_used_types_helper, file_table_eq, file_table_hash,
399 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
400 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
401 -Wcast-qual warnings.
402 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
403 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
404 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
405 gen_reg_rtx, start_sequence, init_emit): Likewise.
406 * et-forest.c (et_new_occ, et_new_tree): Likewise.
407 * except.c (init_eh_for_function, gen_eh_region,
408 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
409 arh_to_landing_pad, arh_to_label, add_action_record,
410 add_call_site, switch_to_exception_section): Likewise.
411 * expmed.c (synth_mult): Likewise.
412 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
413 store_expr): Likewise.
414 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
416 * function.c (assign_stack_temp_for_type,
417 allocate_struct_function, match_asm_constraints_1): Likewise.
418 * gcov-io.c (gcov_allocate): Likewise.
419 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
420 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
421 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
422 record_one_set, insert_expr_in_table, insert_set_in_table,
423 dump_hash_table, compute_hash_table_work, alloc_hash_table,
424 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
425 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
426 -Wcast-qual warnings.
428 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
430 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
431 -Wcast-qual warnings.
432 * gcc.c (process_command): Likewise.
433 * genattrtab.c (oballoc): Use XOBNEW.
434 (oballocvec): Define.
435 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
436 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
437 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
438 -Wc++-compat and/or -Wcast-qual warnings.
439 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
440 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
441 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
442 gen_presence_absence_set, gen_automaton, gen_regexp_el,
443 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
444 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
445 add_excls, process_presence_absence_names,
446 process_presence_absence_patterns, add_presence_absence,
447 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
448 get_free_state, add_arc, get_free_automata_list_el,
449 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
450 transform_3, cache_presence, create_ainsns, create_automata,
451 create_state_ainsn_table, dfa_insn_code_enlarge,
452 output_trans_func, output_min_issue_delay_func,
453 output_dead_lock_func, output_reset_func,
454 output_get_cpu_unit_code_func, output_dfa_start_func,
455 expand_automata): Likewise.
456 * genextract.c (gen_insn): Likewise.
457 * gengtype-lex.l: Likewise.
458 * gengtype.c (read_input_list, adjust_field_type,
459 process_gc_options): Likewise.
460 * genoutput.c (note_constraint): Likewise.
461 * genpreds.c (mangle, add_constraint): Likewise.
462 * genrecog.c (process_define_predicate, new_decision,
463 add_to_sequence): Likewise.
464 * gensupport.c (record_insn_name): Likewise.
466 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
468 * config/i386/driver-i386.c (detect_caches_amd,
469 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
470 and/or -Wcast-qual warnings.
471 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
472 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
473 gt_pch_save): Likewise.
474 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
475 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
476 * global.c (compute_regsets): Likewise.
477 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
478 finish_graph_dump_file): Likewise.
479 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
480 unlink_bb_notes): Likewise.
481 * integrate.c (get_hard_reg_initial_val): Likewise.
482 * ipa-prop.c (ipa_push_func_to_list): Likewise.
483 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
484 * local-alloc.c (update_equiv_regs): Likewise.
485 * loop-invariant.c (check_invariant_table_size,
486 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
488 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
489 altered_reg_used, mark_altered): Likewise.
490 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
491 insert_var_expansion_initialization,
492 combine_var_copies_in_loop_exit, apply_opt_in_copies,
493 release_var_copies): Likewise.
494 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
495 analyze_matrix_decl, add_allocation_site, analyze_transpose,
496 analyze_accesses_for_phi_node, check_var_notmodified_p,
497 check_allocation_function, find_sites_in_func,
498 record_all_accesses_in_func, transform_access_sites,
499 transform_allocation_sites): Likewise.
500 * omp-low.c (new_omp_region, create_omp_child_function_name,
501 check_omp_nesting_restrictions, check_combined_parallel,
502 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
503 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
504 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
505 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
507 * opts-common.c (prune_options): Likewise.
508 * opts.c (add_input_filename, print_filtered_help,
509 get_option_state): Likewise.
510 * params.c (add_params): Likewise.
511 * passes.c (set_pass_for_id, next_pass_1,
512 do_per_function_toporder, pass_fini_dump_file): Likewise.
513 * postreload.c (reload_cse_simplify_operands): Likewise.
514 * predict.c (tree_predicted_by_p, tree_predict_edge,
515 clear_bb_predictions, combine_predictions_for_bb): Likewise.
517 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
521 * recog.c (check_asm_operands, validate_change_1): Likewise.
522 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
523 subst_asm_stack_regs): Likewise.
524 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
525 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
526 * regmove.c (reg_is_remote_constant_p): Likewise.
527 * regrename.c (regrename_optimize, scan_rtx_reg,
528 kill_clobbered_value, kill_set_value, kill_autoinc_value):
530 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
531 regstat_compute_calls_crossed): Likewise.
532 * reload1.c (init_reload, new_insn_chain,
533 has_nonexceptional_receiver, reload, copy_reloads,
534 calculate_needs_all_insns, init_elim_table): Likewise.
535 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
536 * rtl.c (shallow_copy_rtx_stat): Likewise.
537 * rtlanal.c (parms_set): Likewise.
538 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
539 sbitmap_resize, sbitmap_vector_alloc): Likewise.
540 * sched-ebb.c (earliest_block_with_similiar_load,
541 add_deps_for_risky_insns): Likewise.
542 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
543 schedule_region): Likewise.
544 * see.c (eq_descriptor_pre_extension,
545 hash_descriptor_pre_extension, hash_del_pre_extension,
546 eq_descriptor_properties, hash_descriptor_properties,
547 hash_del_properties, see_seek_pre_extension_expr,
548 see_initialize_data_structures, see_print_register_properties,
549 see_print_pre_extension_expr, see_delete_merged_def_extension,
550 see_delete_unmerged_def_extension, see_emit_use_extension,
551 see_pre_delete_extension, see_map_extension, see_commit_changes,
552 see_analyze_merged_def_local_prop,
553 see_analyze_merged_def_local_prop,
554 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
555 see_set_prop_merged_def, see_set_prop_unmerged_def,
556 see_set_prop_unmerged_use, see_print_one_extension,
557 see_merge_one_use_extension, see_merge_one_def_extension,
558 see_store_reference_and_extension, see_update_uses_relevancy,
559 see_update_defs_relevancy): Likewise.
560 * statistics.c (hash_statistics_hash, hash_statistics_eq,
561 hash_statistics_free, curr_statistics_hash): Likewise.
562 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
563 expand_asm_operands, expand_return, case_bit_test_cmp,
564 expand_case): Likewise.
565 * stor-layout.c (start_record_layout): Likewise.
566 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
567 gt_pch_save_stringpool): Likewise.
568 * tree-data-ref.c (hash_stmt_vertex_info,
569 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
570 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
572 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.md : Change constraints of HImode and QImode
576 immediate operands from "i" to "n". Change SImode "ni" constraint to
577 "i" and SImode "rmi" constraint to "g". Remove all constraints
578 from const0_operand and const1_operand predicated operands.
579 (i): Change QImode and HImode attribute from "i" to "n".
580 (*subqi_2): Change HImode operands to QImode.
583 2008-06-25 Olivier Hainque <hainque@adacore.com>
585 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
588 2008-06-25 Richard Guenther <rguenther@suse.de>
590 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
591 not overflow the result type.
593 2008-06-25 Richard Guenther <rguenther@suse.de>
595 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
596 (vn_lookup): Likewise.
598 2008-06-25 Richard Guenther <rguenther@suse.de>
600 PR tree-optimization/35518
601 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
602 * tree-sra.c (instantiate_element): Use fold_build3 to build
604 (try_instantiate_multiple_fields): Likewise.
606 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
608 * config/rs6000/rs6000.md: Change all string instruction's clobber to
611 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
613 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
614 use_backchain_to_restore_sp to true
615 if the offset of the link register save area would go over the 32k - 1
616 offset limit of the load
619 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
621 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
622 anchor for the type-punning blurb. Cross-reference "Structures
623 unions enumerations and bit-fields implementation". Provide a
624 cast-through-pointer example. Make final sentence self-contained.
625 * doc/implement-c.texi (Structures unions enumerations and
626 bit-fields implementation): Cross-reference the type-punning blurb
627 in the -fstrict-aliasing documentation.
629 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
632 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
633 the memory instead of the memory itself for the save area.
635 2008-06-24 Olivier Hainque <hainque@adacore.com>
636 Nicolas Roche <roche@adacore.com>
638 * gengtype.c (srcdir_len): size_t instead of int.
639 (get_file_realbasename): New function. For F a filename, the real
640 basename of F, with all the path components stripped.
641 (get_file_srcdir_relative_path): New function. For F a filename, the
642 relative path to F from $(srcdir).
643 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
644 get_file_realbasename. Adjust the head comment.
645 (get_prefix_langdir_index): New function. For F a filename, return the
646 lang_dir_names[] relative index of the language directory that is
648 (get_file_langdir): For F a filename, return the name of the language
649 directory where F is located.
650 (get_file_gtfilename): New function. The gt- output file name for an
652 (get_output_file_with_visibility): Replace in-line computations with
653 uses of get_file_gtfilename and get_prefix_langdir_index.
654 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
656 2008-06-24 Jakub Jelinek <jakub@redhat.com>
658 PR tree-optimization/36504
659 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
660 references without base address.
662 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
665 * calls.c (expand_call): Increase alignment for recursive functions.
667 2008-06-23 Anatoly Sokolov <aesok@post.ru>
669 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
670 (TARGET_FUNCTION_VALUE): New define.
671 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
672 * config/avr/avr.h (FUNCTION_VALUE): Remove.
674 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
677 (fmod<mode>3): Ditto.
678 (remainderxf3): Ditto.
679 (remainder<mode>3): Ditto.
681 2008-06-23 Jakub Jelinek <jakub@redhat.com>
684 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
685 REG is a hard register.
687 PR tree-optimization/36508
688 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
689 499, don't check it at all in release compilers.
691 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
694 together with SSE_TARGET_MATH to disable insn pattern.
695 (*fop_<MODEF:mode>_2_i387): Ditto.
696 (*fop_<MODEF:mode>_3_i387): Ditto.
698 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
700 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
702 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
705 * gimplify.c (gimplify_asm_expr): Check the return code of
706 parse_output_constraint call, set function return and is_inout
709 2008-06-22 Ian Lance Taylor <iant@google.com>
711 * c-lex.c (narrowest_unsigned_type): Change itk to int.
712 (narrowest_signed_type): Likewise.
713 * c-typeck.c (c_common_type): Change local variable mclass to enum
715 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
716 tcc_comparison, not the tree code itself.
717 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
718 (c_expand_expr): Cast modifier to enum expand_modifier.
719 * c-common.h (C_RID_CODE): Add casts.
720 (C_SET_RID_CODE): Define.
721 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
722 (c_lex_one_token): Add cast to avoid warning.
723 (c_parser_objc_type_name): Rename local typename to type_name.
724 (check_no_duplicate_clause): Change code parameter to enum
726 (c_parser_omp_var_list_parens): Change kind parameter to enum
728 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
729 c_parser_omp_list_var_parens.
730 (c_parser_omp_threadprivate): Likewise.
731 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
732 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
733 * c-format.c (NO_FMT): Define.
734 (printf_length_specs): Use NO_FMT.
735 (asm_fprintf_length_specs): Likewise.
736 (gcc_diag_length_specs): Likewise.
737 (scanf_length_specs): Likewise.
738 (strfmon_length_specs): Likewise.
739 (gcc_gfc_length_specs): Likewise.
740 (printf_flag_specs): Change 0 to STD_C89.
741 (asm_fprintf_flag_specs): Likewise.
742 (gcc_diag_flag_specs): Likewise.
743 (gcc_cxxdiag_flag_specs): Likewise.
744 (scanf_flag_specs): Likewise.
745 (strftime_flag_specs): Likewise.
746 (strfmon_flag_specs): Likewise.
747 (print_char_table): Likewise.
748 (asm_fprintf_char_table): Likewise.
749 (gcc_diag_char_table): Likewise.
750 (gcc_tdiag_char_table): Likewise.
751 (gcc_cdiag_char_table): Likewise.
752 (gcc_cxxdiag_char_table): Likewise.
753 (gcc_gfc_char_table): Likewise.
754 (scan_char_table): Likewise.
755 (time_char_table): Likewis.
756 (monetary_char_table): Likewise.
757 * c-format.h (BADLEN): Likewise.
759 2008-06-21 Ian Lance Taylor <iant@google.com>
761 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
762 Define END_OF_BASE_TREE_CODES around inclusion.
763 * tree.c (tree_code_type): New global array.
764 (tree_code_length, tree_code_name): Likewise.
765 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
767 (all-tree.def, s-alltree): New targets.
768 (gencheck.h, s-gencheck): Remove.
769 (tree.o): Depend upon all-tree.def.
770 (build/gencheck.o): Remove gencheck.h dependency.
771 (mostlyclean): Don't remove gencheck.h.
772 * c-common.h (enum c_tree_code): Remove.
773 * c-lang.c (tree_code_type): Remove.
774 (tree_code_length, tree_code_name): Remove.
775 * gencheck.c (tree_codes): Include all-tree.def, rather than
776 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
778 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
780 * cp/cp-tree.h (enum cplus_tree_code): Remove.
781 (operator_name_info): Size to MAX_TREE_CODES.
782 (assignment_operator_name_info): Likewise.
783 * cp/cp-lang.c (tree_code_type): Remove.
784 (tree_code_length, tree_code_name): Remove.
785 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
786 (assignment_operator_name_info): Likewise.
787 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
789 * cp/mangle.c (write_expression): Likewise.
790 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
791 * fortran/f95-lang.c (tree_code_type): Remove.
792 (tree_code_length, tree_code_name): Remove.
793 * java/java-tree.h (enum java_tree_code): Remove.
794 * java/lang.c (tree_code_type): Remove.
795 (tree_code_length, tree_code_name): Remove.
796 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
797 * objc/objc-act.h (enum objc_tree_code): Remove.
798 * objc/objc-lang.c (tree_code_type): Remove.
799 (tree_code_length, tree_code_name): Remove.
800 * objcp/objcp-lang.c (tree_code_type): Remove.
801 (tree_code_length, tree_code_name): Remove.
802 * ada/ada-tree.h (enum gnat_tree_code): Remove.
803 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
804 * ada/misc.c (tree_code_type): Remove.
805 (tree_code_length, tree_code_name): Remove.
807 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
809 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
810 the grand_bitmap_obstack.
812 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
814 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
815 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
816 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
817 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
818 move_stmt_r, new_label_mapper): Likewise.
819 * tree-complex.c (cvc_lookup): Likewise.
820 * tree-dfa.c (create_function_ann): Likewise.
821 * tree-dump.c (dump_register): Likewise.
822 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
823 find_phi_replacement_condition): Likewise.
824 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
825 tree_function_versioning): Likewise.
826 * tree-into-ssa.c (cmp_dfsnum): Likewise.
827 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
828 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
829 get_nonlocal_debug_decl, convert_nonlocal_reference,
830 convert_nonlocal_omp_clauses, get_local_debug_decl,
831 convert_local_reference, convert_local_omp_clauses,
832 convert_nl_goto_reference, convert_nl_goto_receiver,
833 convert_tramp_reference, convert_call_expr): Likewise.
834 * tree-outof-ssa.c (contains_tree_r): Likewise.
835 * tree-parloops.c (reduction_phi, initialize_reductions,
836 eliminate_local_variables_1, add_field_for_reduction,
837 add_field_for_name, create_phi_for_local_result,
838 create_call_for_reduction_1, create_loads_for_reductions,
839 create_stores_for_reduction, create_loads_and_stores_for_name):
841 * tree-phinodes.c (allocate_phi_node): Likewise.
842 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
843 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
844 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
845 * tree-ssa-coalesce.c (compare_pairs): Likewise.
846 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
847 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
848 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
849 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
850 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
851 vn_nary_op_insert): Likewise.
852 * tree-ssa.c (redirect_edge_var_map_add,
853 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
854 * tree-vectorizer.c (vectorize_loops): Likewise.
855 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
856 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
857 tree_cons_stat, build1_stat, build_variant_type_copy,
858 decl_init_priority_lookup, decl_fini_priority_lookup,
859 decl_priority_info, decl_restrict_base_lookup,
860 decl_restrict_base_insert, decl_debug_expr_lookup,
861 decl_debug_expr_insert, decl_value_expr_lookup,
862 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
863 type_hash_add, get_file_function_name, tree_check_failed,
864 tree_not_check_failed, tree_range_check_failed,
865 omp_clause_range_check_failed, build_omp_clause,
866 build_vl_exp_stat): Likewise.
867 * value-prof.c (gimple_histogram_value,
868 gimple_duplicate_stmt_histograms): Likewise.
869 * var-tracking.c (attrs_list_insert, attrs_list_copy,
870 unshare_variable, variable_union_info_cmp_pos, variable_union,
871 dataflow_set_different_1, dataflow_set_different_2,
872 vt_find_locations, variable_was_changed, set_variable_part,
873 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
874 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
875 section_entry_hash, object_block_entry_eq,
876 object_block_entry_hash, create_block_symbol,
877 initialize_cold_section_name, default_function_rodata_section,
878 strip_reg_name, set_user_assembler_name, const_desc_eq,
879 build_constant_desc, output_constant_def, lookup_constant_def,
880 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
881 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
882 default_internal_label): Likewise.
883 * varray.c (varray_init, varray_grow): Likewise.
884 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
886 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
888 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
889 operators for "test" insn. Macroize insn using SWI mode macro.
890 (*jcc_fused_2): Ditto.
891 (*jcc_fused_3): Macroize insn using SWI mode macro.
892 (*jcc_fused_4): Ditto.
894 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
896 * tree-ssa-pre.c: Fix typo in comment.
897 (init_antic, fini_antic): Add explicit funtions for
898 initializing and deinitializing ANTIC and AVAIL sets.
899 (create_expression_by_pieces): Fix typo in comment.
900 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
901 (execute_pre): Eventually dump details about ANTIC_IN.
903 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
905 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
906 * gcc.c (translate_options, init_spec, store_arg, read_specs,
907 add_to_obstack, file_at_path, find_a_file, execute,
908 add_preprocessor_option, add_assembler_option, add_linker_option,
909 process_command, insert_wrapper, do_option_spec, do_self_spec,
910 spec_path, do_spec_1, is_directory, main, used_arg,
911 getenv_spec_function): Likewise.
912 * tlink.c (symbol_hash_lookup, file_hash_lookup,
913 demangled_hash_lookup, symbol_push, file_push, frob_extension):
916 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
918 * doc/rtl.texi: Updated subreg section.
920 2008-06-19 Jakub Jelinek <jakub@redhat.com>
923 * cgraphunit.c (cgraph_process_new_functions): Don't clear
924 node->needed and node->reachable.
925 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
926 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
927 (expand_task_call): Don't call expand_task_copyfn.
928 (expand_task_copyfn): Renamed to...
929 (finalize_task_copyfn): ... this.
931 2008-06-19 Jan Hubicka <jh@suse.cz>
933 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
934 clobbering framepointer.
936 2008-06-19 Jan Hubicka <jh@suse.cz>
938 * tree-optimize.c (execute_early_local_optimizations): Set
939 cgraph_state only at first invocation.
941 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
943 * system.h (-Wc++-compat): Activate as a warning, no an error.
945 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
948 instead of "#" in insn asm template.
949 (*jcc_fused_2): Ditto.
951 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
953 * config/i386/i386.h (ix86_tune_indices)
954 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
955 (TARGET_FUSE_CMP_AND_BRANCH): New define.
956 * config/i386/i386.md (*jcc_fused_1): New insn pattern
957 (*jcc_fused_2): Ditto.
958 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
959 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
960 (print operand): Handle 'E' and 'e' code.
962 2008-06-19 Anatoly Sokolov <aesok@post.ru>
964 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
965 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
966 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
968 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
970 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
972 (cgraph_expand_function): Use local copy of decl.
973 (cgraph_expand_all_functions): Remove redundant initialization of
975 (cgraph_optimize): Reword internal_error message.
977 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
979 * arm-protos.h (arm_return_in_memory): Remove public
980 arm_return_in_memory() prototype.
981 * arm.c (arm_return_in_memory): Add static prototype, add target
982 hook macro, change definition and comments.
983 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
985 2008-06-19 Ben Elliston <bje@au.ibm.com>
987 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
988 real.c: Remove references to IEEE 754R.
989 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
990 * doc/libgcc.texi (Decimal float library routines): Likewise.
992 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
994 * targhooks.h (struct gcc_target): New member unwind_word_mode.
995 (default_unwind_word_mode): Add prototype.
996 * targhooks.c (default_unwind_word_mode): New function.
997 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
998 instead of word_mode.
999 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1000 (TARGET_INITIALIZER): Use it.
1002 * c-common.c (handle_mode_attribute): Support "unwind_word"
1004 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1006 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1007 word_mode to access SjLj_Function_Context member "data".
1008 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1009 conversion from targetm.eh_return_filter_mode () to
1010 targetm.unwind_word_mode () if they differ.
1012 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1013 (BT_FN_UNWINDWORD_PTR): New function type.
1014 (BT_FN_WORD_PTR): Remove.
1015 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1016 * except.c (expand_builtin_extend_pointer): Convert pointer to
1017 targetm.unwind_word_mode () instead of word_mode.
1019 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1020 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1021 (spu_unwind_word_mode): New function.
1022 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1023 (TARGET_UNWIND_WORD_MODE): Define.
1024 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1026 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1028 * config/spu/spu.c (reg_align): Remove.
1029 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1030 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1031 (spu_split_store): Likewise.
1033 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1035 * gcc/tree-vn.c: Fix typo in comment.
1037 2008-06-18 Jan Hubicka <jh@suse.cz>
1039 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1040 toplevel reorder too.
1042 2008-06-18 Jan Hubicka <jh@suse.cz>
1044 * c-opts.c (c_common_post_options): PCH is not compatible with
1046 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1047 -fno-toplevel-reorder by default now.
1049 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1051 PR documentation/30739
1052 * doc/install.texi (Prerequisites): Document dependency on awk.
1054 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1055 Ian Lance Taylor <iant@google.com>
1057 PR rtl-optimization/35604
1058 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1059 only want to change jump destinations, not eventual label comparisons.
1061 2008-06-16 Jan Hubicka <jh@suse.cz>
1063 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1065 (cgraph_analyze_function): Likewise.
1067 2008-06-16 Jan Hubicka <jh@suse.cz>
1069 * cgraph.h (cgraph_mark_if_needed): New function.
1070 * cgraphunit.c (cgraph_mark_if_needed): New function.
1071 * c-decl.c (duplicate_decl): Use it.
1073 2008-06-16 Jan Hubicka <jh@suse.cz>
1075 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1078 2008-06-16 Jan Hubicka <jh@suse.cz>
1080 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1082 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1083 Kazu Hirata <kazu@codesourcery.com>
1084 Maxim Kuvyrkov <maxim@codesourcery.com
1086 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1087 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1088 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1089 EXTRA_SPEC_FUNCTIONS.
1090 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1091 (DRIVER_SELF_SPECS): Adjust.
1092 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1093 * config/mips/st.h, config/mips/t-st: New.
1094 * config/mips/driver-native.c, config/mips/x-native: New.
1095 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1098 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1100 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1102 (ISA_HAS_FP_CONDMOVE): New macro.
1103 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1104 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1105 (ISA_HAS_NMADD3_NMSUB3): New macro.
1106 * config/mips/mips.c (mips_rtx_costs): Update.
1107 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1108 compiling for ST Loongson 2E/2F.
1109 (madd<mode>): Rename to madd4<mode>. Update.
1110 (madd3<mode>): New pattern.
1111 (msub<mode>): Rename to msub4<mode>. Update.
1112 (msub3<mode>): New pattern.
1113 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1114 (nmadd3<mode>): New pattern.
1115 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1116 (nmadd3<mode>_fastmath): New pattern.
1117 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1118 (nmsub3<mode>): New pattern.
1119 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1120 (nmsub3<mode>_fastmath): New pattern.
1121 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1123 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1125 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1126 (DF_REF_INSN_INFO): New.
1127 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1128 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1129 with a NULL DF_REF_INSN_INFO.
1130 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1132 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1133 DF_INSN_INFO_EQ_USES): New.
1134 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1135 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1136 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1137 * df-core.c: Update comment for above changes.
1138 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1139 DF_INSN_UID_* macros.
1140 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1141 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1142 insn rtx. Update all callers.
1143 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1144 df_ref_create_structure, df_insn_refs_collect): Likewise.
1145 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1146 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1147 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1148 macros to access the insn refs.
1149 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1150 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1151 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1152 for accessing the refs.
1153 (try_fwprop_subst): Likewise.
1154 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1155 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1156 for accessing the refs.
1157 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1158 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1159 to look at the insn refs.
1160 (record_uses): Likewise.
1161 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1163 (mark_artificial_uses): Don't mark_insn for artificial refs.
1164 (mark_reg_rependencies): Likewise.
1166 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1168 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1170 * configure: Regenerate.
1172 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1174 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1175 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1176 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1178 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1180 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1181 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1182 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1184 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1186 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1187 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1188 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1190 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1192 * tree-ssa-sccvn.c: Fix format of comments.
1194 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1196 * cgraph.c: Remove unneeded forward declarations of eq_node()
1199 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1201 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1203 (see_update_relevancy): Likewise.
1204 * fwprop.c (try_fwprop_subst): Likewise.
1205 * rtlanal.c (noop_move_p): Likewise.
1206 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1207 notes to non-existing libcall blocks.
1208 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1210 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1211 (dead_libcall_p): Remove.
1212 (delete_trivially_dead_insns): Don't use it.
1213 * web.c (union_defs): Remove comment about keeping nops.
1214 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1215 (compute_hash_table_work): Don't track libcall notes.
1216 (do_local_cprop): Don't take libcall pointers. Don't update
1218 (adjust_libcall_notes): Deleted.
1219 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1220 ever have existed in the first place).
1221 (replace_store_insn): Don't try to remove libcall notes.
1222 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1223 (resolve_reg_notes): Don't call them.
1224 (resolve_simple_move): Likewise.
1225 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1226 Don't remove REG_RETVAL notes.
1227 * emit-rtl.c (try_split): Don't update libcall notes.
1228 (emit_copy_of_insn_after): Dito.
1229 * cselib.c (cselib_current_insn_in_libcall): Remove.
1230 (cselib_process_insn): Don't set/clear it.
1231 (new_elt_loc_list): Don't record it.
1232 (cselib_init): Don't initialize it.
1233 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1234 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1236 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1237 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1238 (init_deps): Don't initialize it.
1239 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1240 * combine.c (delete_noop_moves): Don't update libcall notes.
1241 (can_combine_p): Remove now pointless #if 0 block.
1242 (try_combine): Remove another obsolete #if 0 block.
1243 (distribute_notes): Don't distribute libcall notes.
1244 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1245 * dce.c (libcall_dead_p): Remove.
1246 (delete_unmarked_insns): Don't handle libcall blocks.
1247 (preserve_libcall_for_dce): Remove.
1248 (prescan_insns_for_dce): Don't special-case libcall block insns.
1249 * reload1 (reload): Don't handle libcall notes.
1250 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1253 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1255 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1256 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1257 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1259 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1261 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1262 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1263 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1265 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1267 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1269 2008-06-16 Ira Rosen <irar@il.ibm.com>
1271 PR tree-optimization/36493
1272 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1273 the arguments list. Use VECTYPE to create vector pointer.
1274 (vectorizable_store): Fail if accesses through a pointer to vectype
1275 do not alias the original memory reference operands.
1276 Call vect_create_data_ref_ptr without the removed argument.
1277 (vectorizable_load): Likewise.
1278 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1281 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1284 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1287 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1289 * config/mips/loongson2ef.md: New file.
1290 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1291 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1292 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1293 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1294 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1296 (loongson2ef.md): New include.
1297 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1298 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1299 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1300 (loongson_gt_<mode>, loongson_extract_halfword)
1301 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1302 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1303 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1304 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1305 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1306 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1307 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1308 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1309 (vec_interleave_low<mode>): Define type attribute.
1310 * config/mips/mips.c (mips_ls2): New static variable.
1311 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1312 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1313 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1314 Implement target scheduling hooks.
1315 (mips_multipass_dfa_lookahead): Update to handle tuning for
1317 (mips_sched_init): Initialize data for Loongson scheduling.
1318 (mips_ls2_variable_issue): New static function.
1319 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1321 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1322 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1323 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1324 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1325 Handle ST Loongson 2E/2F cores.
1326 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1328 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1330 * omp-low.c (extract_omp_for_data): Fix comment typo.
1333 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1335 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1336 FIXME note about gcc/config.guess.
1337 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1338 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1339 * doc/cppopts.texi: Likewise.
1340 * doc/extend.texi: Likewise.
1341 * doc/gcc.texi: Likewise.
1342 * doc/gccint.texi: Likewise.
1343 * doc/gcov.texi: Likewise.
1344 * doc/gty.texi: Likewise.
1345 * doc/hostconfig.texi: Likewise.
1346 * doc/install.texi: Likewise.
1347 * doc/invoke.texi: Likewise.
1348 * doc/loop.texi: Likewise.
1349 * doc/makefile.texi: Likewise.
1350 * doc/md.texi: Likewise.
1351 * doc/passes.texi: Likewise.
1352 * doc/tm.texi: Likewise.
1353 * doc/tree-ssa.texi: Likewise.
1354 * doc/trouble.texi: Likewise.
1356 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1357 Nathan Sidwell <nathan@codesourcery.com>
1358 Maxim Kuvyrkov <maxim@codesourcery.com>
1359 Richard Sandiford <rdsandiford@googlemail.com>
1361 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1362 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1363 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1365 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1366 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1367 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1369 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1370 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1371 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1372 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1373 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1374 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1375 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1376 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1377 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1378 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1379 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1380 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1381 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1382 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1383 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1384 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1385 (mips_builtins): Add Loongson builtins.
1386 (mips_loongson_2ef_bdesc): New.
1387 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1388 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1389 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1390 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1392 (mips_expand_vector_init): New.
1393 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1394 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1396 * config/mips/mips.md: Add unspec numbers for Loongson
1397 builtins. Include loongson.md.
1398 (MOVE64): Include Loongson vector modes.
1399 (SPLITF): Include Loongson vector modes.
1400 (HALFMODE): Handle Loongson vector modes.
1401 * config/mips/loongson.md: New.
1402 * config/mips/loongson.h: New.
1403 * config.gcc: Add loongson.h header for mips*-*-* targets.
1404 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1406 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1408 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1409 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1410 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1411 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1412 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1413 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1414 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1415 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1416 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1417 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1418 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1419 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1420 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1421 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1422 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1423 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1424 Remove use_fixproto=yes.
1425 (ia64*-*-hpux*): Remove comment about using fixproto.
1426 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1428 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1430 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1432 * configure: Regenerate.
1434 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1437 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1438 before evaluating it.
1440 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1443 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1444 nested inline functions.
1445 (start_decl, start_function): Don't invert DECL_EXTERNAL
1446 for nested inline functions.
1448 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1450 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1451 splits that must be made for correctness.
1453 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1455 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1456 (AVAIL_NON_MIPS16): Likewise.
1457 (mips_builtin_description): Replace target_flags with a predicate.
1458 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1459 (dspr2_32): New availability predicates.
1460 (MIPS_BUILTIN): New macro.
1461 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1462 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1463 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1464 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1465 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1466 (mips_dsp_32only_bdesc): Merge into...
1467 (mips_builtins): ...this new array.
1468 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1469 (mips_init_builtins): Update after above changes.
1470 (mips_expand_builtin_1): Merge into...
1471 (mips_expand_builtin): ...here and update after above changes.
1473 2008-06-12 Paul Brook <paul@codesourcery.com>
1475 * longlong.h (__arm__): Define count_leading_zeros.
1476 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1477 (clzsi2, clzdi2): New functions.
1478 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1479 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1480 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1481 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1482 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1483 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1484 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1485 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1486 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1487 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1489 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1491 * config/m68k/m68k.c (m68k_tune_flags): New.
1492 (override_options): Compute m68k_tune_flags.
1493 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1494 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1496 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1499 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1501 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1503 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1504 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1506 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1508 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1509 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1511 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1514 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1517 2008-06-12 Richard Guenther <rguenther@suse.de>
1519 PR tree-optimization/36345
1520 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1521 add memory_tag_needed flag.
1522 (may_alias_p): Declare.
1523 * tree-ssa-alias.c (may_alias_p): Export.
1524 (set_initial_properties): Use memory_tag_needed flag.
1525 (update_reference_counts): Likewise.
1526 (reset_alias_info): Reset memory_tag_needed flag.
1527 (create_name_tags): Check memory_tag_needed flag.
1528 (dump_points_to_info_for): Dump it.
1529 * tree-ssa-structalias.c (struct variable_info): Remove
1530 directly_dereferenced flag.
1531 (new_var_info): Do not initialize it.
1532 (process_constraint_1): Do not set it.
1533 (update_alias_info): Set is_dereferenced flag.
1534 (set_uids_in_ptset): Use may_alias_p.
1535 (set_used_smts): Check memory_tag_needed flag.
1536 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1537 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1538 memory_tag_needed flag.
1539 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1542 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1544 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1545 red zone for w64 abi.
1546 (ix86_expand_prologue): Likewise.
1547 (ix86_force_to_memory): Likewise.
1548 (ix86_free_from_memory): Likewise.
1550 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1553 * config/rs6000/rs6000.c (rs6000_override_options): Set
1554 rs6000_isel conditionally to the absence of comand line override.
1555 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1556 Remove duplicate rs6000_isel setting.
1557 * config/rs6000/eabispe.h: Ditto.
1559 2008-06-11 Richard Guenther <rguenther@suse.de>
1561 * alias.c (get_alias_set): Use the element alias-set for arrays.
1562 (record_component_aliases): For arrays and vectors do nothing.
1563 * c-common.c (strict_aliasing_warning): Handle the cases
1564 of alias set zero explicitly.
1565 * Makefile.in (dfp.o-warn): Add -Wno-error.
1567 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1569 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1571 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1572 tune_32 tune_64 to supported_defaults. Allow values not
1573 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1574 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1575 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1576 with_cpu_64 to generic for 64-bit-supporting configurations, not
1577 with_cpu. Remove FIXMEs.
1578 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1579 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1580 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1581 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1582 arch_32 and arch_64.
1584 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1585 Olivier Hainque <hainque@adacore.com>
1587 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1588 Use DECL_SIZE_UNIT to retrieve the size of the field.
1590 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1592 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1593 with function calls after declarations. Lay out
1594 neon_float_type_node before further use.
1596 2008-06-11 Richard Guenther <rguenther@suse.de>
1598 * tree-flow.h (may_point_to_global_var): Declare.
1599 * tree-ssa-alias.c (may_point_to_global_var): New function.
1600 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1602 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1604 * configure.ac: Teach that fido supports .debug_line.
1605 * configure: Regenerate.
1607 2008-06-10 Tom Tromey <tromey@redhat.com>
1609 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1612 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1614 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1615 (encode_decimal64, decode_decimal64, encode_decimal128,
1616 decode_decimal128): Reverse order of 32-bit parts of value if host
1617 and target endianness differ.
1619 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1621 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1622 Avoid division by 0.
1623 (tree_mod_pow2_value_transform): Likewise.
1624 (tree_ic_transform): Likewise.
1625 (tree_stringops_transform): Likewise.
1626 (tree_mod_subtract_transform): Likewise.
1627 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1628 (copy_edges_for_bb): Likewise.
1629 (initialize_cfun): Likewise.
1631 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1633 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1634 nonmemory_operand. Add "N" operand constraint.
1636 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1637 (*jcc_btsi_mask): Ditto.
1638 (*jcc_btsi_mask_1): Ditto.
1640 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1642 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1643 TYPE_CANONICAL for copied element type.
1645 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1648 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1649 Add m_CORE2 and m_GENERIC.
1650 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1651 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1653 (*jcc_btdi_rex64): New instruction and split pattern.
1655 (*jcc_btsi_1): Ditto.
1656 (*btsq): Fix Intel asm dialect operand order.
1660 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1663 * simplify-rtx.c (simplify_subreg): Add check for shift count
1666 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1668 * doc/md.texi: Synchronize with later constraints.md change.
1669 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1670 with a C implementation.
1671 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1673 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1674 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1675 when moving to and from MD_REGNUM.
1676 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1677 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1678 Handle byte and halfword moves.
1679 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1681 * config/mips/constraints.md (h): Turn into NO_REGS.
1682 (l, x): Update documentation.
1683 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1684 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1685 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1686 (HILO): New mode iterator.
1688 (any_div): New code iterator.
1689 (u): Extend code attribute to div and udiv.
1690 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1691 d_operand in the splitters. Remove redundant CONST_INT checks.
1692 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1693 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1694 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1695 accordingly, using normal moves instead of unspecs to move LO into
1696 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1697 (<u>mulsidi3): Handle expansion in C code.
1698 (<u>mulsidi3_32bit_internal): Rename to...
1699 (<u>mulsidi3_32bit): ...this.
1700 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1701 (*<u>mulsidi3_64bit): Rename to...
1702 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1703 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1704 to set LO and HI to the multiplication result. Use a normal move
1705 for MFLO and an unspec for MFHI.
1706 (*<u>mulsidi3_64bit_parts): Replace with...
1707 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1708 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1709 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1710 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1711 instead of HI. Split the instruction into a separate multiplication
1712 and MFHI if !TARGET_FIX_R4000.
1713 (<su>muldi3_highpart): Likewise.
1714 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1715 and the "=h" clobber.
1716 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1717 (<u>mulditi3): New expander.
1718 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1719 (madsi): Remove "=h" clobber.
1720 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1721 Force the modulus result to be a GPR and split the instruction into
1722 a division followed by an MFHI after reload.
1723 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1724 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1725 the MIPS16 HIGH define_split.
1726 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1727 of acc<->gpr moves to "multi".
1728 (*movdi_64bit): Replace the single "x" alternative with
1729 alternatives for moving into and out of "a".
1730 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1731 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1732 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1733 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1734 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1735 (movti): New expander.
1736 (*movti, *movti_mips16): New insns.
1737 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1738 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1739 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1740 * config/mips/predicates.md (fpr_operand): Delete.
1741 (d_operand): New predicate.
1743 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1745 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1746 failure on some Bourne shells.
1747 (x86_64-*-*): Ditto.
1749 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1751 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1753 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1755 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1756 (sparc-sun-solaris2*): Likewise.
1758 2008-06-09 Arnaud Charlet <charlet@adacore.com
1760 * doc/install.texi: Update requirements to build the Ada compiler.
1762 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1764 * df-scan.c (struct df_scan_problem_data): Remove the
1765 mw_link_pool alloc pool.
1766 (df_scan_free_internal): Don't free it.
1767 (df_scan_alloc): Don't allocate it.
1768 * df.h (struct df_link): Update comment.
1770 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1772 * except.h: Correct checks for when SJLJ exceptions must be used.
1774 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1776 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1779 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1781 PR tree-optimization/36218
1782 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1783 configure for the build system.
1784 (BUILD_LDFLAGS): Define.
1785 * configure: Regenerate.
1786 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1788 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1791 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1792 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1793 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1795 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1797 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1799 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1801 * config.gcc (Obsolete configurations): Remove list of
1803 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1804 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1805 targets matched by those patterns.
1806 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1807 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1808 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1809 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1810 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1811 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1812 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1813 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1814 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1815 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1816 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1817 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1818 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1819 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1820 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1821 Make code for Solaris 7 and greater unconditional for Solaris.
1822 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1823 Remove --with-* handling.
1824 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1825 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1826 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1827 LINK_OS_WINDISS_SPEC): Remove.
1828 * config/rs6000/sysv4.opt (mwindiss): Remove.
1829 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1830 * configure: Regenerate.
1831 * doc/cpp.texi: Don't mention BeOS.
1832 * doc/extend.texi (interrupt): Don't mention MS1.
1833 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1834 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1835 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1836 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1837 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1839 * doc/invoke.texi (MT Options): Remove.
1840 (-mwindiss): Remove.
1841 (CRIS Options): Remove cris-axis-aout references.
1842 (HPPA Options): Don't mention hppa1.1-*-pro.
1843 * doc/md.texi: (MorphoTech family): Remove.
1844 * libgcc2.c: Don't handle UWIN.
1845 * config/alpha/t-unicosmk: Remove.
1846 * config/alpha/unicosmk.h: Remove.
1847 * config/arm/kaos-arm.h: Remove.
1848 * config/arm/kaos-strongarm.h: Remove.
1849 * config/arm/strongarm-coff.h: Remove.
1850 * config/arm/strongarm-elf.h: Remove.
1851 * config/arm/strongarm-pe.h: Remove.
1852 * config/arm/t-strongarm-pe: Remove.
1853 * config/arm/t-xscale-coff: Remove.
1854 * config/arm/t-xscale-elf: Remove.
1855 * config/arm/xscale-coff.h: Remove.
1856 * config/arm/xscale-elf.h: Remove.
1857 * config/chorus.h: Remove.
1858 * config/cris/aout.h: Remove.
1859 * config/cris/aout.opt: Remove.
1860 * config/cris/t-aout: Remove.
1861 * config/i386/beos-elf.h: Remove.
1862 * config/i386/kaos-i386.h: Remove.
1863 * config/i386/ptx4-i.h: Remove.
1864 * config/i386/sco5.h: Remove.
1865 * config/i386/sco5.opt: Remove.
1866 * config/i386/sysv4-cpp.h: Remove.
1867 * config/i386/sysv5.h: Remove.
1868 * config/i386/t-beos: Remove.
1869 * config/i386/t-sco5: Remove.
1870 * config/i386/t-uwin: Remove.
1871 * config/i386/uwin.asm: Remove.
1872 * config/i386/uwin.h: Remove.
1873 * config/kaos.h: Remove.
1874 * config/mips/windiss.h: Remove.
1875 * config/mt: Remove directory.
1876 * config/pa/pa-osf.h: Remove.
1877 * config/pa/pa-pro-end.h: Remove.
1878 * config/pa/t-pro: Remove.
1879 * config/ptx4.h: Remove.
1880 * config/rs6000/beos.h: Remove.
1881 * config/rs6000/kaos-ppc.h: Remove.
1882 * config/rs6000/t-beos: Remove.
1883 * config/rs6000/windiss.h: Remove.
1884 * config/sh/kaos-sh.h: Remove.
1885 * config/sol2-6.h: Remove.
1886 * config/sparc/sol26-sld.h: Remove.
1887 * config/sparc/sysv4-only.h: Remove.
1888 * config/vax/bsd.h: Remove.
1889 * config/vax/t-memfuncs: Remove.
1890 * config/vax/ultrix.h: Remove.
1891 * config/vax/vaxv.h: Remove.
1892 * config/windiss.h: Remove.
1894 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1896 PR rtl-optimization/36438
1897 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1898 for vector shifts with constant scalar shift operands.
1900 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1902 * doc/invoke.texi: Document -march=xlr.
1903 * config/mips/xlr.md: New file.
1904 * config/mips/mips.md: Include it.
1906 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
1907 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
1908 (mips_rtx_cost_data): Likewise.
1910 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
1912 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
1913 PRE_INC and PRE_DEC cases.
1915 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1917 PR rtl-optimization/36419
1918 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
1919 the emitting jump insn.
1922 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
1923 is not bool, boolify the whole *expr_p and convert to the desired type.
1925 2008-06-06 Jakub Jelinek <jakub@redhat.com>
1927 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
1928 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
1929 Add omp_private_outer_ref hook, add another argument to
1930 omp_clause_default_ctor hook.
1931 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
1932 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
1933 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
1934 hook_tree_tree_tree_tree_null.
1935 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
1936 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
1937 * hooks.c (hook_tree_tree_tree_tree_null): New function.
1938 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
1939 * tree.def (OMP_TASK): New tree code.
1940 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
1941 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
1942 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
1943 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
1944 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
1945 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
1946 OMP_CLAUSE_COLLAPSE_EXPR): Define.
1947 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1948 (OMP_DIRECTIVE_P): Add OMP_TASK.
1949 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
1950 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
1951 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
1952 and OMP_CLAUSE_UNTIED entries.
1953 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
1955 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1956 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
1957 * tree-pretty-print.c (dump_omp_clause): Handle
1958 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
1959 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
1960 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
1961 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
1962 warning about unsigned iterators. Change decl/init/cond/incr
1963 arguments to TREE_VECs, check arguments for all collapsed loops.
1964 (c_finish_omp_taskwait): New function.
1965 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
1967 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
1968 default_function_array_conversion on init. Add par_clauses argument.
1969 If decl is present in parallel's lastprivate clause, change it to
1970 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
1971 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
1972 collapse count in clauses.
1973 (c_parser_omp_for, c_parser_omp_parallel): Adjust
1974 c_parser_omp_for_loop callers.
1975 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
1976 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
1977 (c_parser_omp_clause_name): Handle collapse and untied clauses.
1978 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
1980 (c_parser_omp_clause_schedule): Handle schedule(auto).
1981 Include correct location in the error message.
1982 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
1983 and PRAGMA_OMP_CLAUSE_UNTIED.
1984 (OMP_TASK_CLAUSE_MASK): Define.
1985 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
1986 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
1987 * tree-nested.c (convert_nonlocal_omp_clauses,
1988 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
1989 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
1990 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
1991 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
1993 (conver_nonlocal_reference, convert_local_reference,
1994 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
1995 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
1996 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
1997 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
1998 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
1999 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2000 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2001 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2002 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2004 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2005 * c-common.h (c_finish_omp_taskwait): New prototype.
2006 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2007 * tree-parloops.c (create_parallel_loop): Create 1 entry
2008 vectors for OMP_FOR_{INIT,COND,INCR}.
2009 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2010 (make_edges): Handle OMP_TASK.
2011 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2012 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2013 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2014 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2015 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2016 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2017 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2018 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2019 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2020 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2021 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2022 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2023 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2024 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2025 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2026 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2027 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2028 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2029 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2030 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2031 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2032 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2033 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2034 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2035 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2036 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2037 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2038 original iterator is present in lastprivate clause or if
2039 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2040 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2041 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2042 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2043 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2044 if it is set, lookup var in outer contexts too. Handle
2045 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2046 to be implicitly determined firstprivate for task regions.
2047 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2048 if it is set, lookup var in outer contexts too. Set
2049 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2050 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2051 OMP_CLAUSE_UNTIED. Take region_type as last argument
2052 instead of in_parallel and in_combined_parallel.
2053 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2055 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2056 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2057 (new_omp_context): Set default_kind to
2058 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2059 (omp_region_type): New enum.
2060 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2061 fields, add region_type.
2062 (new_omp_context): Take region_type as argument instead of is_parallel
2063 and is_combined_parallel.
2064 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2065 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2066 ctx->is_combined_parallel checks.
2067 (gimplify_omp_task): New function.
2068 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2070 * omp-low.c (extract_omp_for_data): Use schedule(static)
2071 for schedule(auto). Handle pointer and unsigned iterators.
2072 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2073 Add loops argument. Extract data for collapsed OMP_FOR loops.
2074 (expand_parallel_call): Assert sched_kind isn't auto,
2075 map runtime schedule to index 3.
2076 (struct omp_for_data_loop): New type.
2077 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2078 Add loop, loops, collapse and iter_type fields.
2079 (workshare_safe_to_combine_p): Disallow combined for if
2080 iter_type is unsigned long long. Don't combine collapse > 1 loops
2081 unless all bounds and steps are constant. Adjust extract_omp_for_data
2083 (expand_omp_for_generic): Handle pointer, unsigned and long long
2084 iterators. Handle collapsed OMP_FOR loops. Adjust
2085 for struct omp_for_data changes. If libgomp function doesn't return
2086 boolean_type_node, add comparison of the return value with 0.
2087 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2088 pointer, unsigned and long long iterators. Adjust for struct
2089 omp_for_data changes.
2090 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2091 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2092 unsigned long long. Allocate loops array, pass it to
2093 extract_omp_for_data. For collapse > 1 loops use always
2094 expand_omp_for_generic.
2095 (omp_context): Add sfield_map and srecord_type fields.
2096 (is_task_ctx, lookup_sfield): New functions.
2097 (use_pointer_for_field): Use is_task_ctx helper. Change first
2098 argument's type from const_tree to tree. Clarify comment.
2099 In OMP_TASK disallow copy-in/out sharing.
2100 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2101 (install_var_field): Add mask argument. Populate both record_type
2102 and srecord_type if needed.
2103 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2105 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2106 and DECL_FIELD_OFFSET.
2107 (scan_sharing_clauses): Adjust install_var_field callers. For
2108 firstprivate clauses on explicit tasks allocate the var by value in
2109 record_type unconditionally, rather than by reference.
2110 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2111 Use is_taskreg_ctx instead of is_parallel_ctx.
2112 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2113 (create_omp_child_function_name): Add task_copy argument, use
2114 *_omp_cpyfn* names if it is true.
2115 (create_omp_child_function): Add task_copy argument, if true create
2116 *_omp_cpyfn* helper function.
2117 (scan_omp_parallel): Adjust create_omp_child_function callers.
2118 Rename parallel_nesting_level to taskreg_nesting_level.
2119 (scan_omp_task): New function.
2120 (lower_rec_input_clauses): Don't run constructors for firstprivate
2121 explicit task vars which are initialized by *_omp_cpyfn*.
2122 Pass outer var ref to omp_clause_default_ctor hook if
2123 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2124 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2125 OMP_CLAUSE_REDUCTION_INIT.
2126 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2127 avoid duplicate setting of fields. Handle
2128 OMP_CLAUSE_PRIVATE_OUTER_REF.
2129 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2130 copy-out if TREE_READONLY, only copy-in.
2131 (expand_task_copyfn): New function.
2132 (expand_task_call): New function.
2133 (struct omp_taskcopy_context): New type.
2134 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2136 (lower_omp_parallel): Rename to...
2137 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2138 Call create_task_copyfn if srecord_type is needed. Adjust
2140 (task_shared_vars): New variable.
2141 (check_omp_nesting_restrictions): Warn if work-sharing,
2142 barrier, master or ordered region is closely nested inside OMP_TASK.
2143 Add warnings for barrier if closely nested inside of work-sharing,
2144 ordered, or master region.
2145 (scan_omp_1): Call check_omp_nesting_restrictions even for
2146 GOMP_barrier calls. Rename parallel_nesting_level to
2147 taskreg_nesting_level. Handle OMP_TASK.
2148 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2149 work-sharing construct, continue looking for them on parent parallel
2151 (lower_omp_for_lastprivate): Add lastprivate clauses
2152 to the beginning of dlist rather than end. Adjust for struct
2153 omp_for_data changes.
2154 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2155 not after it. Handle collapsed OMP_FOR loops, adjust for
2156 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2157 (get_ws_args_for): Adjust extract_omp_for_data caller.
2158 (scan_omp_for): Handle collapsed OMP_FOR
2159 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2160 (lower_omp_single_simple): If libgomp function doesn't return
2161 boolean_type_node, add comparison of the return value with 0.
2162 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2163 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2164 (parallel_nesting_level): Rename to...
2165 (taskreg_nesting_level): ... this.
2166 (is_taskreg_ctx): New function.
2167 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2169 (execute_lower_omp): Rename parallel_nesting_level to
2170 taskreg_nesting_level.
2171 (expand_omp_parallel): Rename to...
2172 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2173 Call omp_task_call for OMP_TASK regions.
2174 (expand_omp): Adjust caller, handle OMP_TASK.
2175 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2177 * bitmap.c (bitmap_default_obstack_depth): New variable.
2178 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2179 if argument is NULL and bitmap_default_obstack is already initialized.
2180 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2182 * matrix-reorg.c (matrix_reorg): Likewise.
2184 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2186 * config/i386/i386.md (*indirect_jump): Macroize using P
2187 mode iterator. Remove !TARGET_64BIT from insn constraints.
2188 (*tablejump_1): Ditto.
2189 (*indirect_jump_rex64): Remove insn pattern.
2190 (*tablejump_1_rex64): Ditto.
2191 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2192 and eh_return_si insn patterns.
2194 2008-06-06 Richard Guenther <rguenther@suse.de>
2196 * tree-ssa-structalias.c (merge_smts_into): Remove.
2197 (find_what_p_points_to): Do not bother to compute the
2198 points-to set for pt_anything pointers.
2199 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2200 for pt_anything pointers is ok.
2202 2008-06-06 Jan Hubicka <jh@suse.cz>
2204 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2206 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2208 * cgraph.c: Fix typos in comments.
2209 (cgraph_availability_names): Fix string typo.
2210 * fold-const.c: Fix typos in comments.
2211 (fold_binary): Fix typo in warning.
2212 * genautomata.c: Fix typos in comments.
2213 (check_presence_pattern_sets): Fix typo in local variable.
2214 (output_description): Fix typo in output.
2215 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2216 * hwint.h: Likewise.
2217 * matrix-reorg.c (check_allocation_function): Likewise.
2218 * omega.c (smooth_weird_equations): Likewise.
2219 * auto-inc-dec.c: Fix typos in comments.
2220 * bb-reorder.c: Likewise.
2221 * builtins.c: Likewise.
2222 * c-common.c: Likewise.
2223 * c-cppbuiltin.c: Likewise.
2224 * c-parser.c: Likewise.
2225 * c-pretty-print.c: Likewise.
2226 * cfgcleanup.c: Likewise.
2227 * cfgexpand.c: Likewise.
2228 * cfghooks.c: Likewise.
2229 * cfglayout.c: Likewise.
2230 * cfgloopmanip.c: Likewise.
2231 * cgraphunit.c: Likewise.
2232 * coverage.c: Likewise.
2233 * dbxout.c: Likewise.
2234 * df-byte-scan.c: Likewise.
2235 * df-core.c: Likewise.
2236 * df-problems.c: Likewise.
2237 * df-scan.c: Likewise.
2239 * dominance.c: Likewise.
2240 * domwalk.c: Likewise.
2242 * dwarf2out.c: Likewise.
2243 * emit-rtl.c: Likewise.
2244 * et-forest.c: Likewise.
2245 * function.c: Likewise.
2246 * function.h: Likewise.
2248 * gcov-io.c: Likewise.
2251 * genattrtab.c: Likewise.
2252 * ggc-page.c: Likewise.
2253 * gimplify.c: Likewise.
2254 * gthr-lynx.h: Likewise.
2255 * haifa-sched.c: Likewise.
2256 * ipa-cp.c: Likewise.
2257 * ipa-inline.c: Likewise.
2258 * ipa-prop.h: Likewise.
2259 * ipa-pure-const.c: Likewise.
2260 * ipa-struct-reorg.c: Likewise.
2261 * ipa-struct-reorg.h: Likewise.
2262 * ipa-type-escape.c: Likewise.
2264 * loop-doloop.c: Likewise.
2265 * mips-tfile.c: Likewise.
2266 * mkmap-flat.awk: Likewise.
2267 * mkmap-symver.awk: Likewise.
2268 * modulo-sched.c: Likewise.
2269 * omp-low.c: Likewise.
2270 * optabs.c: Likewise.
2271 * optabs.h: Likewise.
2273 * passes.c: Likewise.
2274 * postreload-gcse.c: Likewise.
2275 * postreload.c: Likewise.
2276 * predict.c: Likewise.
2277 * pretty-print.h: Likewise.
2278 * profile.c: Likewise.
2279 * protoize.c: Likewise.
2280 * ra-conflict.c: Likewise.
2282 * recog.c: Likewise.
2283 * regclass.c: Likewise.
2285 * reload.c: Likewise.
2286 * rtl-error.c: Likewise.
2287 * rtlanal.c: Likewise.
2289 * sched-rgn.c: Likewise.
2292 * target.h: Likewise.
2293 * tree-dfa.c: Likewise.
2294 * tree-eh.c: Likewise.
2295 * tree-flow-inline.h: Likewise.
2296 * tree-inline.c: Likewise.
2297 * tree-into-ssa.c: Likewise.
2298 * tree-loop-distribution.c: Likewise.
2299 * tree-nested.c: Likewise.
2300 * tree-parloops.c: Likewise.
2301 * tree-pass.h: Likewise.
2302 * tree-pretty-print.c: Likewise.
2303 * tree-profile.c: Likewise.
2304 * tree-scalar-evolution.c: Likewise.
2305 * tree-sra.c: Likewise.
2306 * tree-ssa-alias-warnings.c: Likewise.
2307 * tree-ssa-ccp.c: Likewise.
2308 * tree-ssa-coalesce.c: Likewise.
2309 * tree-ssa-dom.c: Likewise.
2310 * tree-ssa-dse.c: Likewise.
2311 * tree-ssa-forwprop.c: Likewise.
2312 * tree-ssa-live.c: Likewise.
2313 * tree-ssa-live.h: Likewise.
2314 * tree-ssa-loop-im.c: Likewise.
2315 * tree-ssa-loop-ivopts.c: Likewise.
2316 * tree-ssa-loop-niter.c: Likewise.
2317 * tree-ssa-loop-prefetch.c: Likewise.
2318 * tree-ssa-phiopt.c: Likewise.
2319 * tree-ssa-phiprop.c: Likewise.
2320 * tree-ssa-sccvn.c: Likewise.
2321 * tree-ssa-ter.c: Likewise.
2322 * tree-ssa-threadupdate.c: Likewise.
2323 * tree-ssa.c: Likewise.
2324 * tree-vect-analyze.c: Likewise.
2325 * tree-vect-transform.c: Likewise.
2326 * tree-vectorizer.c: Likewise.
2327 * tree-vn.c: Likewise.
2328 * tree-vrp.c: Likewise.
2330 * tree.def: Likewise.
2332 * unwind-dw2-fde.c: Likewise.
2333 * unwind.inc: Likewise.
2334 * value-prof.c: Likewise.
2335 * vmsdbgout.c: Likewise.
2337 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2339 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2340 always place FP constants in the TOC for TARGET_POWERPC64.
2341 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2343 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2345 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2346 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2347 enable for TARGET_E500_DOUBLE.
2348 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2349 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2350 floating-point modes like integer modes for E500 double.
2351 (rs6000_legitimate_offset_address_p): Likewise.
2352 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2353 addressing for DDmode for E500 double.
2354 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2355 modes as using 64-bits of registers for E500 double.
2356 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2357 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2358 specially for E500 double.
2359 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2360 TDmode for E500 double.
2361 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2362 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2363 (rs6000_split_multireg_move): Do not handle TDmode specially for
2365 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2366 using 64-bit registers for E500 double.
2367 (emit_frame_save): Do not handle DDmode specially for E500 double.
2368 (gen_frame_mem_offset): Likewise.
2369 (rs6000_function_value): Do not call spe_build_register_parallel
2370 for DDmode or TDmode.
2371 (rs6000_libcall_value): Likewise.
2372 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2373 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2376 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2378 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2381 2008-06-04 Junjie Gu <jgu@tensilica.com>
2383 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2384 comparison for frame pointers.
2386 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2389 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2391 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2394 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2395 register is already smaller or equal to required mode.
2397 2008-06-04 Xinliang David Li <davidxl@google.com>
2399 * tree-call-cdce.c: New file.
2400 (cond_dead_built_in_calls): New static variable.
2401 (input_domain): New struct.
2402 (check_pow): New function.
2403 (check_builtin_call): Ditto.
2404 (check_target_format): Ditto.
2405 (is_call_dce_candidate): Ditto.
2406 (gen_one_condition): Ditto.
2407 (gen_conditions_for_domain): Ditto.
2408 (get_domain): Ditto.
2409 (gen_conditions_for_pow_cst_base): Ditto.
2410 (gen_conditions_for_pow_int_base): Ditto.
2411 (gen_conditions_for_pow): Ditto.
2412 (get_no_error_domain): Ditto.
2413 (gen_shrink_wrap_conditions): Ditto.
2414 (shrink_wrap_one_built_in_call): Ditto.
2415 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2416 (tree_call_cdce): Ditto.
2417 (gate_call_cdce): Ditto.
2418 (pass_call_cdce): New gimple pass.
2419 * passes.c: (init_optimization_passes): New pass.
2420 * tree-pass.h: New pass declaration.
2421 * opts.c (decode_options): New flag setting.
2422 * common.opt: Add -ftree-builtin-call-dce flag.
2423 * Makefile.in: Add new source file.
2424 * tempvar.def: New tv_id.
2425 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2427 2008-06-04 Richard Guenther <rguenther@suse.de>
2429 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2430 (is_call_clobbered): Always check var_ann->call_clobbered.
2431 (mark_call_clobbered): Always set var_ann->call_clobbered.
2432 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2433 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2434 (reset_alias_info): Clear call clobbering info on MTAGs and
2436 (set_pt_anything): Set pt_global_mem.
2437 (create_tag_raw): Adjust comment.
2438 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2440 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2441 Maxim Kuvyrkov <maxim@codesourcery.com>
2443 * config/m68k/m68k.opt (mxgot): New option.
2444 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2445 (m68k_output_addr_const_extra): New.
2446 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2447 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2448 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2449 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2451 2008-06-04 Richard Guenther <rguenther@suse.de>
2453 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2454 negative or non-representable offsets.
2456 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2458 * config/i386/i386.c (ix86_gen_leave): New.
2459 (ix86_gen_pop1): Likewise.
2460 (ix86_gen_add3): Likewise.
2461 (ix86_gen_sub3): Likewise.
2462 (ix86_gen_sub3_carry): Likewise.
2463 (ix86_gen_one_cmpl2): Likewise.
2464 (ix86_gen_monitor): Likewise.
2465 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2466 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2467 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2468 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2469 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2470 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2471 (ix86_expand_epilogue): Updated.
2472 (print_operand): Handle integer register operand for 'z'.
2473 (ix86_expand_strlensi_unroll_1): Likewise.
2474 (ix86_expand_strlen): Likewise.
2475 (ix86_expand_builtin): Likewise.
2476 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2477 mov{q}/mov{l} and add{q}/add{l}.
2479 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2481 * config/i386/i386.md (P): New mode iterator.
2482 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2483 using P mode iterator.
2484 (DFmode push_operand splitter): Ditto.
2485 (XFmode push_operand splitter): Ditto.
2486 (DFmode float_extend SFmode push_operand splitter): Ditto.
2487 (XFmode float_extend SFmode push_operand splitter): Do not generate
2488 SImode pushes for 64bit target. Macroize Dimode and SImode
2489 pushes using P mode iterator.
2490 (XFmode float_extend DFmode push_operand splitter): Ditto.
2492 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2494 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2495 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2496 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2498 (ix86_call_abi_override): Remove check for call_used_regs.
2500 2008-06-03 Richard Guenther <rguenther@suse.de>
2502 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2503 for the lhs of calls if the return type contains pointers.
2505 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2507 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2508 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2509 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2510 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2511 of cfun and DEFAULT_ABI to deceide abi mode.
2513 (REG_PARM_STACK_SPACE): Removed.
2514 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2515 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2516 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2517 (ix86_function_abi): Likewise.
2518 (ix86_function_type_abi): Likewise.
2519 (ix86_call_abi_override): Likewise.
2520 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2521 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2522 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2523 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2525 (X86_64_REGPARM_MAX): New.
2526 (X86_64_SSE_REGPARM_MAX): New.
2527 (X64_REGPARM_MAX): New.
2528 (X64_SSE_REGPARM_MAX): New.
2529 (X86_32_REGPARM_MAX): New.
2530 (X86_32_SSE_REGPARM_MAX): New.
2531 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2532 (ix86_function_regparm): Handle user calling abi.
2533 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2534 by DEFAULT_ABI versus SYSV_ABI check.
2535 (ix86_reg_parm_stack_space): New.
2536 (ix86_function_type_abi): New.
2537 (ix86_call_abi_override): New.
2538 (ix86_function_abi): New.
2539 (ix86_cfun_abi): New.
2540 (init_cumulative_args): Call abi specific initialization.
2541 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2542 (function_arg_64): Extend SSE_REGPARM_MAX check.
2543 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2544 (ix86_pass_by_reference): Likewise.
2545 (ix86_function_value_regno_p): Likewise.
2546 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2547 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2548 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2549 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2550 (setup_incoming_varargs_64): Adjust regparm for call abi.
2551 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2552 (ix86_va_start): Likewise.
2553 (ix86_gimplify_va_arg): Likewise.
2554 (ix86_expand_prologue): Likewise.
2555 (output_pic_addr_const): Likewise.
2556 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2557 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2558 (x86_output_mi_thunk): Likewise.
2559 (x86_function_profiler): Likewise.
2560 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2561 (SYSV_ABI, MS_ABI): New constants.
2563 (init_regs): Add prototype of function in regclass.c file.
2564 (OVERRIDE_ABI_FORMAT): New.
2565 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2566 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2567 (OUTGOING_REG_PARM_STACK_SPACE): New.
2568 (ix86_reg_parm_stack_space): New prototype.
2569 (CUMULATIVE_ARGS): Add call_abi member.
2570 (machine_function): Add call_abi member.
2571 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2572 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2574 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2577 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2578 (avr_builtin_setjmp_frame_value): New function.
2579 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2580 (nonlocal_goto): Define.
2582 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2584 * config/mips/mips.c (mips_emit_loadgp): Return early if
2585 there is nothing do to, otherwise emit a blockage if
2586 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2587 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2589 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2591 * configure.ac: Drop unneeded backslash ending up in config.in.
2592 * acinclude.m4: Likewise.
2593 * config.in: Regenerate.
2595 2008-05-26 Jan Hubicka <jh@suse.cz>
2597 * predict.c (maybe_hot_frequency_p): Break out of...
2598 (maybe_hot_bb_p): ... here.
2599 (maybe_hot_edge_p): New.
2600 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2601 * basic-block.h (maybe_hot_edge_p): Declare.
2603 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2606 (*cmpfp_<mode>_cc): Ditto.
2607 (*fp_jcc_8<mode>_387): Ditto.
2608 (*fop_<MODEF:mode>_2_i387): Ditto.
2609 (*fop_<MODEF:mode>_3_i387): Ditto.
2610 (*fop_xf_2_i387): Ditto.
2611 (*fop_xf_3_i387): Ditto.
2613 2008-06-02 Tomas Bily <tbily@suse.cz>
2615 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2617 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2619 * config/mips/mips.c (mips_valid_offset_p): New function.
2620 (mips_valid_lo_sum_p): Likewise.
2621 (mips_classify_address): Use them.
2622 (mips_force_address): New function.
2623 (mips_legitimize_address): Use it.
2624 * config/mips/mips.md (MOVE128): New mode iterator.
2625 (movtf): Require TARGET_64BIT. Remove empty strings.
2626 (*movtf_internal): Rename to...
2627 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2628 of "R" and use {,fp}{load,store} attributes instead of "multi".
2629 Use a separate define_split.
2630 (*movtf_mips16): New pattern.
2632 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2634 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2635 * config/mips/mips.c (mips_expand_before_return): New function.
2636 (mips_expand_epilogue): Call it.
2637 * config/mips/mips.md (return): Turn into a define_expand.
2638 (*return): New insn.
2640 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2642 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2643 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2644 functions. Do not emit uses and clobbers of CONCATs; individually
2645 use and clobber their operands.
2646 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2647 gen_clobber, emit_use and gen_use.
2648 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2649 (expand_builtin_return): Likewise.
2650 * cfgbuild.c (count_basic_blocks): Likewise.
2651 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2652 * explow.c (emit_stack_restore): Likewise.
2653 * expmed.c (extract_bit_field_1): Likewise.
2654 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2655 (emit_move_multi_word, store_constructor): Likewise.
2656 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2657 (thread_prologue_and_epilogue_insns): Likewise.
2658 * lower-subreg.c (resolve_simple_move): Likewise.
2659 * optabs.c (widen_operand, expand_binop): Likewise.
2660 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2661 * reload.c (find_reloads): Likewise.
2662 * reload1.c (eliminate_regs_in_insn): Likewise.
2663 * stmt.c (expand_nl_goto_receiver): Likewise.
2664 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2665 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2666 * config/arm/arm.c (arm_load_pic_register): Likewise.
2667 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2668 * config/arm/arm.md (untyped_return): Likewise.
2669 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2670 * config/avr/avr.c (expand_prologue): Likewise.
2671 * config/bfin/bfin.c (do_unlink): Likewise.
2672 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2673 * config/cris/cris.c (cris_expand_prologue): Likewise.
2674 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2675 (machopic_legitimize_pic_address): Likewise.
2676 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2677 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2678 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2679 (ix86_expand_convert_uns_didf_sse): Likewise.
2680 (ix86_expand_vector_init_general): Likewise.
2681 * config/ia64/ia64.md (eh_epilogue): Likewise.
2682 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2683 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2684 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2685 (config/iq2000/iq2000.c): Likewise.
2686 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2687 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2688 (builtin_longjmp): Likewise.
2689 * config/mn10300/mn10300.md (call, call_value): Likewise.
2690 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2691 * config/pdp11/pdp11.md (abshi2): Likewise.
2692 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2693 * config/s390/s390.c (s390_emit_prologue): Likewise.
2694 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2695 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2696 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2697 * config/sh/sh.c (prepare_move_operands): Likewise.
2698 (output_stack_adjust, sh_expand_epilogue): Likewise.
2699 (sh_set_return_address, sh_expand_t_scc): Likewise.
2700 * config/sparc/sparc.c (load_pic_register): Likewise.
2701 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2702 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2703 * config/v850/v850.c (expand_epilogue): Likewise.
2705 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2707 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2708 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2709 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2710 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2711 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2712 stack pointer register.
2713 (output_movhi): Remove code for interrupt specific writing to the
2714 stack pointer register.
2716 2008-05-31 Richard Guenther <rguenther@suse.de>
2718 PR tree-optimization/34244
2719 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2720 (tree_expr_nonzero_warnv_p): Likewise.
2721 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2722 ssa_name_nonnegative_p.
2723 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2724 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2725 not tree_expr_nonzero_warnv_p.
2727 PR tree-optimization/36262
2729 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2731 PR tree-optimization/34244
2732 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2733 (record_numbers_of_iterations): New function.
2734 (execute_vrp): Cache the numbers of iterations of loops.
2735 * tree-scalar-evolution.c (scev_reset_except_niters):
2737 (scev_reset): Use scev_reset_except_niters.
2738 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2740 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2742 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2743 __WORKAROUND_RETS when appropriate.
2745 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2747 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2748 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2750 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2751 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2752 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2753 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2754 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2755 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2756 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2757 *fop_df_1_sse insn patterns using MODEF mode iterator.
2758 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2759 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2760 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2761 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2762 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2763 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2764 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2765 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2766 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2767 (*fop_xf_5_i387): Ditto.
2768 (*fop_xf_6_i387): Ditto.
2770 2008-05-30 Richard Guenther <rguenther@suse.de>
2772 * builtins.c (build_string_literal): Avoid generating
2773 a non-gimple_val result.
2775 2008-05-30 DJ Delorie <dj@redhat.com>
2777 * exec-tool.in: Use an environment variable (private) instead of a
2778 file (shared) as a semaphore, so as to not break parallel builds.
2780 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2782 * optabs.c (maybe_encapsulate_block): Remove.
2783 (emit_libcall_block): Adjust accordingly.
2784 * optabs.h (maybe_encapsulate_block): Remove prototype.
2786 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2787 Don't use maybe_encapsulate_block.
2789 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2791 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2792 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2793 rtx is a SYMBOL_REF before calling get_pool_constant.
2795 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2797 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2799 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2801 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2802 rather than OS names to choose INO_T_EQ definition.
2803 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2804 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2806 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2809 * config/darwin-f.c: New.
2810 * config/t-darwin: Added rule to build darwin-f.o.
2811 * config.gcc: Defined new variable, fortran_target_objs.
2812 (*-*-darwin*): Set fortran_target_objs.
2813 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2814 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2815 * configure: Regenerated.
2817 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2820 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2821 canonical type if needed.
2823 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2825 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2827 2008-05-29 Richard Guenther <rguenther@suse.de>
2829 PR tree-optimization/36343
2830 PR tree-optimization/36346
2831 PR tree-optimization/36347
2832 * tree-flow.h (clobber_what_p_points_to): Declare.
2833 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2834 pointed-to variable is dereferenced is irrelevant to whether
2835 the pointer can access the pointed-to variable.
2836 (clobber_what_p_points_to): New function.
2837 * tree-ssa-alias.c (set_initial_properties): Use it.
2838 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2839 call clobber check for NMTs.
2841 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2843 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2844 for printing gcov_type.
2846 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2848 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2849 and the eh region information.
2850 * value-prof.c (gimple_move_stmt_histograms): New function.
2851 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2853 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2855 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2857 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2859 * value-prof.c (tree_ic_transform): Print counts.
2860 * tree-profile.c (tree_gen_ic_func_profiler):
2861 Clear __gcov_indreict_call_callee variable to avoid misattribution
2864 2008-05-28 Rafael Espindola <espindola@google.com>
2866 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2869 2008-05-28 Richard Guenther <rguenther@suse.de>
2871 PR tree-optimization/36339
2872 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2873 and clobbering code out of the loop.
2875 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2877 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2880 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2881 s390_contiguous_bitmask_p, s390_symref_operand_p,
2882 s390_check_symref_alignment, s390_reload_larl_operand,
2883 s390_reload_symref_address): New functions.
2884 (s390_branch_condition_mnemonic): Support compare and branch
2886 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2887 and 'W' constraints.
2888 (s390_secondary_reload): Add secondary reloads for unaligned
2889 symbol refs or symbol refs to floating point or QI/TI mode
2891 (legitimate_address_p): Accept symbol references as addresses.
2892 (s390_expand_insv): Use rotate and insert selected bits
2893 instruction for insv when building for z10.
2894 (print_operand_address): Handle symbol ref addresses.
2895 (print_operand): Output modifier 'c' added for signed byte values.
2896 (s390_encode_section_info): Mark symbol refs with
2897 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2899 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2900 (length attribute): RRF, RRR have 4 byte length.
2901 (FPALL, INTALL): New mode iterators added.
2902 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2903 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2904 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2905 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
2906 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
2907 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
2908 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
2909 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
2911 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
2912 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
2913 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
2914 reload<INTALL:mode><P:mode>_toreg_z10,
2915 reload<FPALL:mode><P:mode>_tomem_z10,
2916 reload<FPALL:mode><P:mode>_toreg_z10,
2917 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
2918 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
2919 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
2920 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
2922 (movmem, clrmem, cmpmem): New splitters added.
2924 * config/s390/predicates.md (larl_operand): Use
2925 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
2926 SYMBOL_REF_ALIGN1_P.
2927 (s390_signed_integer_comparison,
2928 s390_unsigned_integer_comparison): New predicates.
2930 * config/s390/s390-protos.h (s390_check_symref_alignment,
2931 s390_contiguous_bitmask_p, s390_reload_larl_operand,
2932 s390_reload_symref_address,
2933 s390_compare_and_branch_condition_mask): Prototypes added.
2935 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
2936 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
2937 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
2939 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2941 * config/s390/s390.c (z10_cost): New cost function for z10.
2942 (s390_handle_arch_option, override_options): Support -march=z10 switch.
2943 (s390_issue_rate): Adjust issue rate for z10.
2944 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
2945 (processor_flags): Add PF_Z10.
2946 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
2947 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
2948 * gcc/config.gcc: Add z10.
2950 2008-05-28 Richard Guenther <rguenther@suse.de>
2952 PR tree-optimization/36291
2953 * tree-flow. h (struct gimple_df): Remove var_anns member.
2954 * tree-flow-inline.h (gimple_var_anns): Remove.
2955 (var_ann): Simplify.
2956 * tree-dfa.c (create_var_ann): Simplify.
2957 (remove_referenced_var): Clear alias info from var_anns of globals.
2958 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
2959 (delete_tree_ssa): Clear alias info from var_anns of globals.
2960 Do not free var_anns.
2961 (var_ann_eq): Remove.
2962 (var_ann_hash): Likewise.
2964 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
2966 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
2967 and loongson2f entries.
2968 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
2969 * config/mips/mips.h (processor_type): Add Loongson-2E
2970 and Loongson-2F entries.
2971 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
2972 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
2973 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
2974 * doc/invoke.texi (MIPS Options): Document loongson2e
2975 and loongson2f processor names.
2977 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2981 * config/i386/i386.c (ix86_function_arg_boundary): Use
2982 alignment of canonical type.
2983 (ix86_expand_vector_move): Check unaligned memory access for
2986 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
2988 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
2989 Moved to the front of file.
2991 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
2992 H.J. Lu <hongjiu.lu@intel.com>
2994 * dwarf2out.c (current_fde): New.
2996 (lookup_cfa:): Likewise.
2997 (dwarf2out_end_epilogue): Likewise.
2998 (dwarf2out_note_section_used): Likewise.
3000 2008-05-27 Michael Matz <matz@suse.de>
3003 * c.opt (Wenum-compare): New warning option.
3004 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3006 2008-05-27 Michael Matz <matz@suse.de>
3009 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3011 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3012 into memory as tail calls.
3014 2008-05-27 Richard Guenther <rguenther@suse.de>
3016 PR tree-optimization/36339
3017 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3018 pointers cause all addressable variables to be call clobbered.
3020 2008-05-27 Richard Guenther <rguenther@suse.de>
3022 PR tree-optimization/36245
3023 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3025 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3027 * config/s390/s390.md: Replace all occurences of the 'm'
3028 constraint with 'RT'.
3030 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3032 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3034 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3036 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3037 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3038 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3040 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3042 * reload.c: (find_reloads): Skip alternatives according to the
3043 "enabled" attribute. Constify the constraint variable.
3044 * recog.c (get_attr_enabled): Add default implementation.
3045 (extract_insn): Set the alternative_enabled_p array
3046 in the recog_data struct.
3047 (preprocess_constraints, constrain_operands): Skip
3048 alternatives according to the "enabled" attribute
3049 * recog.h (struct recog_data): New field alternative_enabled_p.
3050 (skip_alternative): New inline function.
3051 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3052 (record_reg_classes): Skip alternative according to the
3053 "enabled" attribute.
3055 * doc/md.texi: Add documention for the "enabled" attribute.
3057 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3059 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3060 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3061 constraint with TARGET_MEM_CONSTRAINT.
3062 * recog.c (asm_operand_ok, preprocess_constraints,
3063 constrain_operands): Likewise.
3064 * regclass.c (record_reg_classes): Likewise.
3065 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3066 * reload1.c (maybe_fix_stack_asms): Likewise.
3067 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3068 * recog.h: Adjust comment.
3069 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3070 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3071 * doc/md.texi: Add a note to description of 'm' constraint.
3072 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3074 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3076 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3077 that the bitfield is of integral type before testing its precision.
3079 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3080 Sa Liu <saliu@de.ibm.com>
3082 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3083 __modti3, __udivti3, __umodti3 and __udivmodti4.
3084 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3085 that implement TImode mul and div functions.
3086 * config/spu/multi3.c: New. Implement __multi3.
3087 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3088 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3091 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3093 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3094 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3095 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3096 tls_sysv_suffix): New mode and mode attribute iterators.
3097 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3098 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3099 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3100 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3101 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3104 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3106 PR tree-optimization/36329
3107 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3108 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3109 * cgraphbuild.c (initialize_inline_failed): Use the latter
3110 macro in lieu of the former.
3111 * ipa-inline.c (cgraph_mark_inline): Likewise.
3112 (cgraph_decide_inlining_of_small_function): Likewise.
3113 (cgraph_decide_inlining): Likewise.
3114 (cgraph_decide_inlining_incrementally): Likewise.
3116 2008-05-26 Tristan Gingold <gingold@adacore.com>
3117 Anatoly Sokolov <aesok@post.ru>
3119 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3120 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3121 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3122 optimization for 'avr6' architecture.
3124 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3127 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3129 2008-05-26 Richard Guenther <rguenther@suse.de>
3131 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3132 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3134 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3137 * caller-save.c (insert_restore): Verify alignment of spill space.
3138 (insert_save): Likewise.
3139 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3140 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3141 (STACK_SLOT_ALIGNMENT): Likewise.
3142 * function.c (LOCAL_ALIGNMENT): Removed.
3143 (get_stack_local_alignment): New.
3144 (assign_stack_local): Use it. Set alignment on stack slot.
3145 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3146 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3147 (STACK_SLOT_ALIGNMENT): New.
3148 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3149 stack slot in XFmode.
3151 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3153 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3156 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3157 argument operand in rax isn't removed.
3159 2008-05-26 Richard Guenther <rguenther@suse.de>
3162 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3163 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3165 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3168 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3170 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3172 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3173 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3175 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3177 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3178 build a trampoline if we don't want one.
3179 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3180 return zero for nested functions if we don't want a trampoline.
3182 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3184 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3186 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3189 * c.opt: Removed undocumented option '-lang-fortran'.
3190 * c-common.h: Removed global variable 'lang_fortran'.
3191 * c-opts.c (c_common_handle_option): Removed code to handle
3192 option '-lang-fortran'. Updated includes.
3193 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3194 definition of '__GFORTRAN__'.
3195 (define__GNUC__): Reimplemented to use BASEVER and
3196 cpp_define_formatted.
3197 (builtin_define_with_value_n): Removed.
3198 * c-incpath.h: Renamed to ...
3199 * incpath.h: ... this.
3200 * c-incpath.c: Renamed to ...
3201 * incpath.c: ... this. Updated includes.
3202 * fix-header.c: Updated includes.
3203 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3204 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3205 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3207 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3209 * tree.h: Update the table of flags used on tree nodes.
3210 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3211 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3212 (FORCED_LABEL): Add access check.
3213 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3214 (ASM_INPUT_P): Likewise.
3215 (ASM_VOLATILE_P): Likewise.
3216 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3217 (OMP_SECTION_LAST): Access private_flag directly.
3218 (OMP_RETURN_NOWAIT): Likewise.
3219 (OMP_PARALLEL_COMBINED): Likewise.
3220 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3221 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3222 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3223 deprecated_flag directly.
3225 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3227 * final.c (frame_pointer_needed): Removed.
3228 * flags.h (frame_pointer_needed): Likewise.
3230 * function.h (rtl_data): Add frame_pointer_needed.
3231 (frame_pointer_needed): New.
3233 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3235 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3237 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3239 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3242 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3244 * c-common.c (strip_array_types): Move function to..
3246 (get_inner_array_type): Delete.
3247 * c-common.h (strip_array_types): Move declaration to..
3249 (get_inner_array_type): Delete.
3250 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3251 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3252 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3253 * config/pa/pa.c (emit_move_sequence): Likewise.
3255 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3257 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3260 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3262 * function.c: Include target hook for nonlocal_goto frame value.
3264 2008-05-24 Richard Guenther <rguenther@suse.de>
3266 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3267 variable can be only accessed through a pointer or a union.
3269 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3271 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3272 * doc/extend.texi: Likewise.
3274 2008-05-23 DJ Delorie <dj@redhat.com>
3276 * config/m32c/jump.md (untyped_call): Add.
3278 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3280 (m32c_address_cost): Detail costs for indirect offsets.
3282 2008-05-23 Rafael Espindola <espindola@google.com>
3284 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3285 if a node is a SUBREG.
3286 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3289 2008-05-23 Paul Brook <paul@codesourcery.com>
3290 Carlos O'Donell <carlos@codesourcery.com>
3292 * doc/extend.texi: Clarify use of __attribute__((naked)).
3293 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3294 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3295 * function.c (use_register_for_decl): Use
3296 targetm.calls.allocate_stack_slots_for_args.
3297 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3298 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3299 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3301 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3303 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3305 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3307 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3308 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3309 is only rounded once.
3311 2008-05-23 Richard Guenther <rguenther@suse.de>
3313 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3315 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3316 Jakub Jelinek <jakub@redhat.com>
3319 * configure.ac: Handle --enable-cld.
3320 * configure: Regenerated.
3321 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3322 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3323 (ix86_current_function_needs_cld): New define.
3324 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3325 (cld): New isns pattern.
3326 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3327 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3328 * config/i386/i386.opt (mcld): New option.
3329 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3330 TARGET_CLD and ix86_current_function_needs_cld.
3331 (override_options): Use -mcld by default for 32-bit code if
3334 * doc/install.texi (Options specification): Document --enable-cld.
3335 * doc/invoke.texi (Machine Dependent Options)
3336 [i386 and x86-64 Options]: Add -mcld option.
3337 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3339 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3340 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3341 (return_in_memory_64): Likewise.
3342 (return_in_memory_ms_64): Likewise.
3344 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3346 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3347 * builtins.c (fold_builtin_fpclassify): New.
3348 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3349 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3350 * c-common.c (handle_type_generic_attribute): Adjust to accept
3351 fixed arguments before an elipsis.
3352 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3353 * doc/extend.texi: Document __builtin_fpclassify.
3355 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3357 * omp-low.c (gate_expand_omp_ssa): Remove.
3358 (pass_expand_omp_ssa): Remove.
3359 (gate_expand_omp): Do not check for flag_openmp_ssa.
3360 * common.opt (-fopenmp-ssa): Remove.
3361 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3363 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3365 * config/sh/sh.opt (mfixed-range): New option.
3366 * config/sh/sh-protos.h (sh_fix_range): Declare.
3367 * config/sh/sh.c (sh_fix_range): New function.
3368 * config/sh/sh.h (sh_fixed_range_str): Declare.
3369 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3371 * doc/invoke.texi (SH Options): Document -mfixed-range.
3373 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3375 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3376 it before the redeclaration.
3378 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3380 * config/avr/avr.c (get_sequence_length): Add new function.
3381 (expand_prologue, expand_epilogue): Remove duplicate code.
3383 2008-05-22 Rafael Espindola <espindola@google.com>
3385 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3388 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3390 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3391 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3393 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3394 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3395 (vect_update_misalignment_for_peel): Likewise.
3396 (vector_alignment_reachable_p): Likewise.
3397 * tree-vect-transform.c (vectorizable_load): Likewise.
3398 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3399 (get_vectype_for_scalar_type): Pass mode of scalar_type
3400 to UNITS_PER_SIMD_WORD.
3402 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3403 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3404 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3405 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3406 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3408 2008-05-22 Ira Rosen <irar@il.ibm.com>
3410 PR tree-optimization/36293
3411 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3412 if the first load must be skipped because of a gap.
3414 2008-05-22 Richard Guenther <rguenther@suse.de>
3416 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3417 more cases of offset disambiguation that is possible if
3418 strict-aliasing rules apply.
3419 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3420 for basic offset and type-based disambiguation.
3422 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3424 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3425 ix86_expand_vector_set on V16QImode for SSE4.1.
3427 2008-05-21 Tom Tromey <tromey@redhat.com>
3429 * c.opt (Wimport): Mark as undocumented.
3430 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3432 (Warning Options): Likewise.
3433 * doc/cppopts.texi: Don't mention -Wimport.
3435 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3437 PR tree-optimization/36287
3438 PR tree-optimization/36286
3439 * lambda-code.c (build_access_matrix): Do not use the loop->num
3440 for computing the number of induction variables: use the loop depth
3443 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3446 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3447 option -f(no-)leading-underscore.
3449 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3451 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3452 GET_MODE_NUNITS (mode).
3454 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3456 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3457 (-mmulhw): Add 464 to description.
3458 (-mdlmzb): Likewise.
3459 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3460 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3462 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3463 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3464 * config/rs6000/rs6000.md: Update comments for 464.
3466 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3468 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3470 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3472 * config/i386/sse.md (vec_extractv4sf): Removed.
3473 (vec_extractv2df): Likewise.
3474 (vec_extractv2di): Likewise.
3475 (vec_extractv4si): Likewise.
3476 (vec_extractv8hi): Likewise.
3477 (vec_extractv16qi): Likewise.
3478 (vec_extract<mode>): New.
3480 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3482 * config/i386/sse.md (vec_setv4sf): Removed.
3483 (vec_setv2df): Likewise.
3484 (vec_setv2di): Likewise.
3485 (vec_setv4si): Likewise.
3486 (vec_setv8hi): Likewise.
3487 (vec_setv16qi): Likewise.
3488 (vec_set<mode>): New.
3490 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3492 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3493 goto for vec_concat and vec_interleave.
3495 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3497 * config/i386/sse.md (vec_initv4sf): Removed.
3498 (vec_initv2df): Likewise.
3499 (vec_initv2di): Likewise.
3500 (vec_initv4si): Likewise.
3501 (vec_initv8hi): Likewise.
3502 (vec_initv16qi): Likewise.
3503 (vec_init<mode>): New.
3505 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3507 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3509 2008-05-21 Tom Tromey <tromey@redhat.com>
3511 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3512 (zone_find_object_offset): Likewise.
3513 (gt_ggc_m_S): Likewise.
3514 (highest_bit): Likewise.
3515 * ggc-page.c (gt_ggc_m_S): New function.
3516 * stringpool.c (string_stack): Remove.
3517 (init_stringpool): Update.
3518 (ggc_alloc_string): Use ggc_alloc.
3519 (maybe_delete_ident): New function.
3520 (ggc_purge_stringpool): Likewise.
3521 (gt_ggc_m_S): Remove.
3522 * ggc-common.c (ggc_protect_identifiers): New global.
3523 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3524 ggc_protect_identifiers.
3525 * ggc.h (ggc_protect_identifiers): Declare.
3526 (gt_ggc_m_S): Update.
3527 (ggc_purge_stringpool): Declare.
3528 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3529 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3531 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3533 2008-05-21 David S. Miller <davem@davemloft.net>
3535 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3538 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3540 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3543 2008-05-20 David Daney <ddaney@avtrex.com>
3545 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3546 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3547 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3548 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3549 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3550 (atomic_hiqi_op): New define_code_iterator.
3551 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3552 mips_expand_compare_and_swap_12.
3553 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3554 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3555 (sync_<optab><mode>, sync_old_<optab><mode>,
3556 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3557 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3558 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3559 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3560 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3561 (test_and_set_12): New insn.
3562 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3563 sync_new_<optab><mode>, sync_old_nand<mode>,
3564 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3565 clobber to operand 0 for SI and DI mode insns.
3566 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3567 mips_gen_fn_4): New typedefs.
3568 (mips_gen_fn_ptrs): Define new union type.
3569 (mips_expand_compare_and_swap_12): Remove declaration.
3570 (mips_expand_atomic_qihi): Declare function.
3571 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3572 (mips_expand_atomic_qihi): ... this. Use new generator function
3574 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3575 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3576 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3577 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3578 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3579 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3580 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3581 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3582 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3583 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3586 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3588 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3591 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3593 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3594 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3595 (avr_attribute_table): Add 'OS_main' function attribute.
3596 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3597 functions with 'OS_main' attribute.
3599 2008-05-20 Richard Guenther <rguenther@suse.de>
3601 PR tree-optimization/35204
3602 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3603 helper, split out from ...
3604 (DFS): ... here. Make the DFS walk non-recursive.
3606 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3607 Jan Sjodin <jan.sjodin@amd.com>
3609 PR tree-optimization/36181
3610 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3611 (parallelize_loops): Don't parallelize when the loop has vector
3614 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3615 Sebastian Pop <sebastian.pop@amd.com>
3617 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3618 matrix, and never look at the tree representation of the memory
3620 (linear_transform_loops): Computes parameters and access matrices.
3621 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3623 (access_matrix_get_index_for_parameter): New.
3624 * tree-data-ref.h (struct access_matrix): New.
3625 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3626 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3627 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3628 am_vector_index_for_loop): New.
3629 (struct data_reference): Add field access_matrix.
3630 (DR_ACCESS_MATRIX): New.
3631 (compute_data_dependences_for_loop): Update declaration.
3632 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3633 * lambda.h (lambda_vector_vec_p): Declared.
3634 * lambda-code.c: Depend on pointer-set.h.
3635 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3636 av_for_af_base, av_for_af, build_access_matrix,
3637 lambda_compute_access_matrices): New.
3638 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3640 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3642 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3645 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3646 Sebastian Pop <sebastian.pop@amd.com>
3648 PR tree-optimization/36206
3649 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3651 (instantiate_scev_1): Rename flags to fold_conversions.
3652 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3653 outeside instantiation_loop.
3654 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3655 (evolution_function_is_affine_or_constant_p): Removed.
3656 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3658 (analyze_siv_subscript): Pass in the loop nest number.
3659 Call evolution_function_is_affine_in_loop instead of
3660 evolution_function_is_affine_p.
3661 (analyze_overlapping_iterations): Pass in the loop nest number.
3663 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3664 Sebastian Pop <sebastian.pop@amd.com>
3666 PR tree-optimization/36206
3667 * tree-chrec.h (chrec_fold_op): New.
3668 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3671 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3673 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3675 (remove_duplicates): Do not set inode on non-inode systems.
3678 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3680 * config.gcc (tm_file): Update comments about relative pathnames.
3682 2008-05-20 Richard Guenther <rguenther@suse.de>
3684 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3685 * tree-ssa-sccvn.c (process_scc): Likewise.
3686 * tree-ssa-sink.c (execute_sink_code): Likewise.
3687 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3688 * tree-vrp.c (process_assert_insertions): Likewise.
3689 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3690 (perform_tree_ssa_dce): Likewise.
3691 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3692 (dump_dominator_optimization_stats): Likewise.
3693 * tree-vectorizer.c (vectorize_loops): Likewise.
3695 2008-05-20 Richard Guenther <rguenther@suse.de>
3697 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3699 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3701 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3702 (ix86_i386elf_return_in_memory): Likewise.
3703 (ix86_i386interix_return_in_memory): Likewise.
3704 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3705 (SUBTARGET_RETURN_IN_MEMORY): New.
3706 * config/i386/i386elf.h: Likewise.
3707 * config/i386/ptx4-i.h: Likewise.
3708 * config/i386/sol2-10.h: Likewise.
3709 * config/i386/sysv4.h: Likewise.
3710 * config/i386/vx-common.h: Likewise.
3711 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3712 * config/i386/i386.c (ix86_return_in_memory): Made static and
3713 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3714 (ix86_i386elf_return_in_memory): Removed.
3715 (ix86_i386interix_return_in_memory): Removed.
3716 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3717 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3719 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3721 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3723 2008-05-19 Xinliang David Li <davidxl@google.com>
3725 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3727 * common.opt: Ditto.
3728 * doc/invoke.texi: Ditto.
3730 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3732 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3733 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3735 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3737 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3738 sizes of operand array from 8/4 to 4/2.
3739 (ix86_expand_vector_init_general): Change size of operand array
3740 from 32 to 16. Remove op0, op1 and half_mode.
3742 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3744 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3745 (ix86_expand_vector_init_interleave): Likewise.
3746 (ix86_expand_vector_init_general): Use them. Assert
3747 word_mode == SImode when n_words == 4.
3749 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3751 * config/i386/i386.c (ix86_secondary_reload): New static function.
3752 (TARGET_SECONDARY_RELOAD): New define.
3753 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3754 * config/i386/i386.md (reload_outqi): Remove.
3756 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3759 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3760 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3761 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3762 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3763 (fold_builtin_1): Likewise.
3764 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3765 c-common.c (check_builtin_function_arguments): Handle
3766 BUILT_IN_ISINF_SIGN.
3767 * doc/extend.texi: Document __builtin_isinf_sign.
3768 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3770 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3772 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3773 EH cleanup at the end of the pass, search for those that have been
3774 turned into forwarder blocks and do the cleanup on their successor.
3776 2008-05-18 Richard Guenther <rguenther@suse.de>
3778 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3779 pointers to sizetype and vice versa.
3781 2008-05-18 Xinliang David Li <davidxl@google.com>
3783 * gcc/tree-ssa-dce.c: Coding style fix.
3784 (check_pow): Documentation comment.
3785 (check_log): Documenation comment. Coding style fix.
3786 (is_unnecessary_except_errno_call): Ditto.
3787 (gen_conditions_for_pow): Ditto.
3788 (gen_conditions_for_log): Ditto.
3789 (gen_shrink_wrap_conditions): Ditto.
3790 (shrink_wrap_one_built_in_calls): Ditto.
3791 * gcc/doc/invoke.texi: Better documentation string.
3792 * ChangeLog: Fix wrong change log entries from
3793 May 17 checkin on function call DCE.
3795 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3797 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3799 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3801 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3802 * df-problems.c (simulation routines): Fixed block comment to
3803 properly say how to add forwards scanning functions.
3805 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3807 * tree-inline.c (setup_one_parameter): Remove dead code.
3809 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3811 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3812 a BIT_AND_EXPR only for an INTEGER_TYPE.
3814 2008-05-17 Xinliang David Li <davidxl@google.com>
3816 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3817 (check_pow, check_log, is_unnecessary_except_errno_call): New
3818 functions to check for eliminating math functions that are pure
3819 except for setting errno.
3820 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3821 general condition expressions for shrink-wrapping pow/log calls.
3822 (gen_shrink_wrap_conditions): Ditto.
3823 (shrink_wrap_one_built_in_call): Ditto.
3824 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3825 (mark_operand_necessary): If debugging, output if OP is necessary.
3826 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3828 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3830 * gcc/common.opt: New user flag -ftree-builtin-dce.
3831 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3833 2008-05-16 David S. Miller <davem@davemloft.net>
3835 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3836 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3838 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3843 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3845 * ifcvt.c (dead_or_predicable): Rename
3846 df_simulate_one_insn_backwards to df_simulate_one_insn.
3847 * recog.c (peephole2_optimize): Ditto.
3848 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3850 * df.h: Rename df_simulate_one_insn_backwards to
3851 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3852 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3853 scanning of defs and uses.
3854 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3855 (df_simulate_one_insn_forwards): Removed.
3857 2008-05-16 Doug Kwan <dougkwan@google.com>
3859 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3861 (real_from_string): Handle NaNs and Inf as approriate.
3863 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3865 * doc/gty.texi (Source Files Containing Type Information): Note
3866 that headers should appear first in the gtfiles list.
3868 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3870 * tree.def (COND_EXEC): Properly documented this code.
3872 2008-05-16 Diego Novillo <dnovillo@google.com>
3874 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3875 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3878 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3880 * tree-ssa-dse (max_stmt_uid): Removed.
3881 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3882 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3883 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3884 * function.h (cfun.last_stmt_uid): New field.
3885 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3886 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3888 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3889 (create_stmt_ann): Initialize the ann->uid field.
3890 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3892 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3894 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3896 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3897 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3898 (init_empty_tree_cfg): Call it.
3900 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3902 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3905 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3907 * doc/invoke.text (-fdump-tree-*-verbose): New option.
3908 * tree-dump.c (dump_options): New verbose option.
3909 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
3911 * tree-pass.h (TDF_VERBOSE): New dump flag.
3912 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
3913 (tree-flow.h): Added include.
3914 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
3916 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
3918 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
3920 From Jie Zhang <jie.zhang@analog.com>
3921 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3922 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
3923 mcpu=bf561-none and mcpu=bf561-0.2.
3924 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3925 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3926 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
3927 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
3928 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
3929 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
3930 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
3932 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
3933 (cputype_selected): Remove.
3934 (bfin_handle_option): Don't use cputype_selected.
3935 (override_options): When no mcpu option, enable all workarounds.
3936 Don't use bfin_workarounds.
3937 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
3939 (DEFAULT_CPU_TYPE): Don't define.
3941 2008-05-16 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
3944 on deletion of the last stmt.
3946 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
3948 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
3949 V8HImode for SSE2 and V16QImode for SSE4.1.
3951 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3953 * cgraph.h (compute_inline_parameters): Made public.
3954 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
3955 variable_generate_summary, function_write_summary,
3956 variable_write_summary, variable_read_summary. Added generate_summary,
3957 write_summary, read_summary.
3958 * cgraphunit.c (cgraph_process_new_functions): Changed call from
3959 pass_ipa_inline.function_generate_summary, to
3960 compute_inline_parameters.
3961 * ipa-inline.c (compute_inline_parameters): Made public and added
3963 (compute_inline_parameters_for_current): New function.
3964 (pass_inline_param): Now calls compute_inline_parameters_for_current.
3965 (inline_generate_summary): Removed parameter and made to loop over
3967 (pass_ipa_inline): Updated for new IPA_PASS structure.
3968 * passes.c (execute_ipa_summary_passes): Now is called once per
3969 pass rather than once per node*pass.
3971 2008-05-15 Anatoly Sokolov <aesok@post.ru>
3973 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
3974 avr_have_mul_p, avr_asm_only_p): Remove variables.
3975 (avr_override_options): Remove initialization of removed variables.
3976 (avr_file_start): Convert removed variables to fields of
3977 'struct base_arch_s *avr_current_arch'.
3978 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
3979 (AVR_HAVE_MUL): (Ditto.).
3980 (AVR_HAVE_MOVW): (Ditto.).
3981 (AVR_HAVE_LPMX): (Ditto.).
3982 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
3983 avr_asm_only_p): Remove declaration.
3985 2008-05-15 Diego Novillo <dnovillo@google.com>
3987 * config/arm/arm.c (arm_return_in_memory): Fix return type.
3988 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
3990 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
3993 * combine.c (check_conversion): Rename back to check_promoted_subreg.
3994 Don't call record_truncated_value from here.
3995 (record_truncated_value): Turn it into a for_each_rtx callback.
3996 (record_truncated_values): New function.
3997 (combine_instructions): Call note_uses with record_truncated_values.
3998 Change name of check_conversion to check_promoted_subreg.
4000 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4002 * doc/sourcebuild.texi: Document support for torture tests.
4004 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4006 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4007 to alternative 4 of operand 2.
4009 2008-05-15 Richard Guenther <rguenther@suse.de>
4011 * tree-pass.h (current_pass): Declare.
4012 (get_pass_for_id): Likewise.
4013 * passes.c (passes_by_id, passes_by_id_size): New globals.
4014 (set_pass_for_id): New function.
4015 (get_pass_for_id): Likewise.
4016 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4017 (execute_function_todo): Flush per function statistics.
4018 * toplev.c (compile_file): Init statistics.
4019 (general_init): Do early statistics initialization.
4020 (finalize): Finish statistics.
4021 * statistics.h (statistics_early_init): Declare.
4022 (statistics_init): Likewise.
4023 (statistics_fini): Likewise.
4024 (statistics_fini_pass): Likewise.
4025 (statistics_counter_event): Likewise.
4026 (statistics_histogram_event): Likewise.
4027 * statistics.c: New file.
4028 * Makefile.in (OBJS-common): Add statistics.o.
4029 (statistics.o): Add dependencies.
4030 * doc/invoke.texi (-fdump-statistics): Document.
4032 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4034 (execute_pre): Use statistics_counter_event.
4035 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4036 (substitute_and_fold): Increment it. Use statistics_counter_event.
4038 2008-05-15 Diego Novillo <dnovillo@google.com>
4040 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4042 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4043 * tree-ssa-alias.c (new_type_alias): Remove references to
4044 sub-variables from comment.
4045 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4047 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4049 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4050 attribute to 1 only for insertps alternative.
4052 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4054 * config/bfin/bfin.md (loadbytes): New pattern.
4055 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4056 (bfin_init_builtins): Initialize it.
4057 (bdesc_1arg): Add it.
4059 2008-05-15 Sa Liu <saliu@de.ibm.com>
4061 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4062 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4063 * testsuite/lib/target-supports.exp: Add
4064 check_effective_target_fortran_integer_16.
4066 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4068 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4069 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4070 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4071 (TARGET_RETURN_IN_MEMORY): Define.
4073 2008-05-15 Richard Guenther <rguenther@suse.de>
4076 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4077 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4078 represent unmodifiable vars.
4080 2008-05-15 Richard Guenther <rguenther@suse.de>
4082 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4083 INDIRECT_REF and TARGET_MEM_REF.
4084 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4087 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4088 H.J. Lu <hongjiu.lu@intel.com>
4090 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4091 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4092 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4093 insn alternatives. Add missing alternatives.
4094 (*vec_concatv2di_rex64_sse4_1): Likewise.
4095 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4096 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4099 2008-05-15 Richard Guenther <rguenther@suse.de>
4101 PR tree-optimization/36009
4102 PR tree-optimization/36204
4103 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4104 (determine_invariantness_stmt): Record the loop a store is
4106 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4109 2008-05-15 Richard Guenther <rguenther@suse.de>
4111 PR tree-optimization/34330
4112 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4113 through the pointer will alias the SMT.
4115 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4117 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4119 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4121 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4123 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4124 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4126 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4127 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4128 (vashl_optab): New optab for vector/vector shifts.
4129 (vashr_optab): Ditto.
4130 (vlshr_optab): Ditto.
4131 (vrotl_optab): Ditto.
4132 (vrotr_optab): Ditto.
4133 (optab_subtype): New enum for optab_for_tree_code call.
4134 (optab_for_tree_code): Add enum optab_subtype argument.
4136 * optabs.c (optab_for_tree_code): Take an additional argument to
4137 distinguish between a vector shift by a scalar and vector shift by
4138 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4139 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4140 vector shift by a vector.
4141 (expand_widen_pattern_expr): Pass additional argument to
4142 optab_for_tree_code.
4144 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4145 vrotl_optab, vrotr_optab.
4147 * expr.c (expand_expr_real_1): Update calls to
4148 optab_for_tree_code to distinguish between vector shifted by a
4149 scalar and vector shifted by a vector.
4150 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4151 (supportable_narrowing_operation): Ditto.
4152 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4153 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4154 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4155 (vect_create_epilog_for_reduction): Ditto.
4156 (vectorizable_reduction): Ditto.
4157 (vectorizable_operation): Ditto.
4158 (vect_strided_store_supported): Ditto.
4159 (vect_strided_load_supported): Ditto.
4160 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4161 * expmed.c (expand_shift): Ditto.
4163 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4165 (ashr@var{m}3): Ditto.
4166 (vashl@var{m}3): Document new vector/vector shift standard name.
4167 (vashr@var{m}3): Ditto.
4168 (vlshr@var{m}3): Ditto.
4169 (vrotl@var{m}3): Ditto.
4170 (vrotr@var{m}3): Ditto.
4172 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4173 (PPERM_INVERT): Ditto.
4174 (PPERM_REVERSE): Ditto.
4175 (PPERM_REV_INV): Ditto.
4176 (PPERM_ZERO): Ditto.
4177 (PPERM_ONES): Ditto.
4178 (PPERM_SIGN): Ditto.
4179 (PPERM_INV_SIGN): Ditto.
4180 (PPERM_SRC1): Ditto.
4181 (PPERM_SRC2): Ditto.
4183 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4184 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4185 allows a memory operand to be the value being added, and split it
4186 to improve vectorization.
4187 (sse5_pmacsdqh_mem): Ditto.
4188 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4189 (sse5_mulv2div2di3_high): Ditto.
4190 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4191 (vec_pack_trunc_v4si): Ditto.
4192 (vec_pack_trunc_v2di): Ditto.
4193 (sse5_pcmov_<mode>): Remove code that tried to use use
4194 andps/andnps instead of pcmov.
4195 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4196 pmacsdqh instructions.
4197 (vec_widen_smult_lo_v4si): Ditto.
4199 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4200 (PPERM_INVERT): Ditto.
4201 (PPERM_REVERSE): Ditto.
4202 (PPERM_REV_INV): Ditto.
4203 (PPERM_ZERO): Ditto.
4204 (PPERM_ONES): Ditto.
4205 (PPERM_SIGN): Ditto.
4206 (PPERM_INV_SIGN): Ditto.
4207 (PPERM_SRC1): Ditto.
4208 (PPERM_SRC2): Ditto.
4209 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4211 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4213 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4214 says ignore whether the last reference is a memory operand.
4216 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4217 Paolo Bonzini <bonzini at gnu dot org>
4219 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4222 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4223 (vlshr<mode>3): Rename from vlshr<mode>3.
4224 (vashr<mode>3): Rename from vashr<mode>3.
4225 (mulv4sf3): Change the names of vector shift patterns.
4229 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4232 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4257 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4258 (floatunssidf2_internal): Change vector/vector shift names.
4259 (floatunsdidf2_internal): Ditto.
4266 (vashl<mode>3): Rename from ashl<mode>3.
4267 (vashr<mode>3): Rename from ashr<mode>3.
4268 (vlshr<mode>3): Rename from lshr<mode>3.
4269 (vrotl<mode>3): Rename from rotl<mode>3.
4271 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4274 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4275 multiply gives the wrong value when doing widening multiplies.
4276 (vec_widen_smult_lo_v4si): Ditto.
4278 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4280 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4281 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4282 emit_library_call_value.
4283 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4284 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4285 * calls.c (initialize_argument_information, precompute_arguments,
4286 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4287 (precompute_arguments): Removed flags parameter.
4288 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4290 2008-05-14 Richard Guenther <rguenther@suse.de>
4292 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4293 Make sure to register the store if the use is a PHI_NODE.
4295 2008-05-14 Olivier Hainque <hainque@adacore.com>
4297 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4298 memory if the component is to be referenced in BLKmode according
4299 to get_inner_reference.
4301 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4303 * calls.c (emit_library_call_value_1): Restore code clearing
4304 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4306 2008-05-14 Olivier Hainque <hainque@adacore.com>
4307 Nicolas Roche <roche@adacore.com>
4309 * configure.ac: Add support for a "gcc_subdir" variable in
4310 config-lang.in, to denote a subdirectory where the language/GCC
4311 integration files are to be found.
4312 * configure: Regenerate.
4314 2008-05-14 Ira Rosen <irar@il.ibm.com>
4316 PR tree-optimization/36098
4317 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4318 value for the first load in the group in case of a gap.
4319 (vect_build_slp_tree): Check that there are no gaps in loads.
4321 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4323 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4324 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4325 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4326 emit_insn and remove unneeded code to construct extra args.
4327 (emit_no_conflict_block): Removed.
4328 * optabls.h: (emit_no_conflict_block): Removed.
4329 * cse.c (cse_extended_basic_block): Remove search for
4330 REG_NO_CONFLICT note.
4331 * global.c: Removed incorrect comment added in revision 117.
4332 * expr.c (convert_move): Change call to emit_no_conflict_block to
4334 * recog.c: Change comments so that they do not mention
4336 * local_alloc.c (combine_regs): Removed last parameter.
4337 (no_conflict_p): Removed.
4338 (block_alloc): Removed note, no_conflict_combined_regno and set
4339 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4340 (combine_regs): Removed already_dead and code to look for
4341 REG_NO_CONFLICT notes.
4342 * lower_subreg (remove_retval_note): Removed code to look for
4343 REG_NO_CONFLICT block.
4344 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4345 (resolve_clobber): Remove code to process libcalls that have
4346 REG_NO_CONFLICT notes.
4347 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4349 * combine.c (can_combine_p, distribute_notes): Removed
4350 REG_NO_CONFLICT case.
4351 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4353 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4354 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4356 * reg-notes.def (NO_CONFLICT): Removed.
4358 2008-05-14 David S. Miller <davem@davemloft.net>
4360 * config/sparc/sparc.c (sparc_profile_hook): If
4361 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4362 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4363 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4365 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4367 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4369 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4372 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4373 and op1 expansion before vector concat to have less live pseudos.
4375 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4377 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4378 ix86_expand_vector_set if supported.
4380 2008-05-13 Diego Novillo <dnovillo@google.com>
4381 Kenneth Zadeck <zadeck@naturalbridge.com>
4383 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4385 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4386 phinodes_print_statistics, init_ssanames, fini_ssanames,
4387 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4388 release_ssa_name, release_defs, replace_ssa_name_symbol,
4389 ssanames_print_statistics): Move ...
4390 * tree-flow.h: ... here.
4391 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4392 Use FN instead of cfun.
4393 (make_ssa_name_fn): Rename from make_ssa_name.
4394 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4395 * tree-flow-inline.h (make_ssa_name): Move from
4396 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4397 * omp-low.c (expand_omp_parallel):
4398 * tree-flow-inline.h (redirect_edge_var_map_result):
4399 * tree-ssa.c (init_tree_ssa): Add argument FN.
4400 Use it instead of cfun. Update all users.
4402 2008-05-13 Tom Tromey <tromey@redhat.com>
4404 PR preprocessor/22168:
4405 * doc/cpp.texi (Top): Update menu.
4406 (Alternatives to Wrapper #ifndef): New node.
4407 (Other Directives): Document deprecation.
4408 (Obsolete Features): Remove menu.
4409 (Assertions): Merge node into Obsolete Features.
4410 (Obsolete once-only headers): Move earlier; rename to Alternatives
4412 * doc/cppopts.texi: Update.
4413 * c.opt (Wdeprecated): Enable for C and ObjC.
4414 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4415 (C++ Dialect Options): Move -Wno-deprecated from here to...
4416 (Warning Options): ... here.
4418 2008-05-13 Richard Guenther <rguenther@suse.de>
4421 * fold-const.c (fold_sign_changed_comparison): Do not allow
4422 changes in pointer-ness.
4424 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4427 * config/sh/sh.c (sh_expand_prologue): Don't clear
4428 RTX_FRAME_RELATED_P for push insns.
4430 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4432 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4434 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4436 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4437 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4438 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4440 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4442 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4443 (*vec_concatv4sf_sse): This.
4444 (*sse2_concatv2si): Renamed to ...
4445 (*vec_concatv2si_sse2): This.
4446 (*sse1_concatv2si): Renamed to ...
4447 (*vec_concatv2si_sse): This.
4448 (*vec_concatv2di_rex): Renamed to ...
4449 (*vec_concatv2di_rex64): This.
4450 (*vec_concatv2si_sse4_1): New.
4451 (*vec_concatv2di_rex64_sse4_1): Likewise.
4453 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4455 PR rtl-optimization/36111
4456 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4457 that was created for swappable operands.
4459 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4462 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4463 * configure.ac: Add call to ACX_PROG_GNAT.
4465 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4467 * optc-gen.awk: Fix comment typo.
4469 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4471 * pretty-print.c (pp_integer_with_precision): Use
4472 HOST_LONG_LONG_FORMAT.
4474 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4476 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4478 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4480 * config/i386/i386.c (bdesc_ptest): Removed.
4481 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4482 (bdesc_args): Add __builtin_ia32_ptestz128,
4483 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4484 (ix86_init_mmx_sse_builtins): Updated.
4485 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4486 (ix86_expand_builtin): Updated.
4488 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4490 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4491 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4493 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4495 * value-prof.c (interesting_stringop_to_profile): Do not
4496 return early for BUILT_IN_MEMPCPY.
4498 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4500 * calls.c (expand_call): Don't use callgraph to increase
4501 preferred_stack_boundary.
4503 * cgraph.h (cgraph_rtl_info): Use unsigned on
4504 preferred_incoming_stack_boundary.
4506 * final.c (rest_of_clean_state): Use unsigned on
4507 preferred_stack_boundary.
4509 2008-05-09 Tom Tromey <tromey@redhat.com>
4511 PR preprocessor/22231:
4512 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4515 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4517 PR tree-optimization/36129
4518 * tree-ssa-ccp.c: Include value-prof.h.
4519 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4520 built-in function was folded to a constant.
4521 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4523 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4524 Sebastian Pop <sebastian.pop@amd.com>
4526 * tree-scalar-evolution.c: Document instantiate_scev.
4527 (instantiate_parameters_1): Renamed instantiate_scev_1.
4528 Don't use the same loop for instantiation_loop and evolution_loop.
4529 (instantiate_scev): New.
4530 (instantiate_parameters): Moved...
4531 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4532 same loop twice. Maintains the semantics for this function.
4533 * tree-scalar-evolution.h (instantiate_scev): Declare.
4534 (instantiate_parameters): ...here. Now static inline.
4535 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4536 instead of resolve_mixers.
4538 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4540 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4542 2008-05-09 Tomas Bily <tbily@suse.cz>
4544 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4545 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4546 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4547 * c-common.c (c_common_truthvalue_conversion): Likewise.
4548 * tree-object-size.c (compute_object_offset): Likewise.
4549 * tree-inline.c (estimate_num_insns_1): Likewise.
4550 * varasm.c (const_hash_1, compare_constant, copy_constant)
4551 (compute_reloc_for_constant, output_addressed_constants)
4552 (initializer_constant_valid_p): Likewise.
4553 * c-omp.c (check_omp_for_incr_expr): Likewise.
4554 * gimplify.c (gimplify_expr): Likewise.
4555 * c-typeck.c (c_finish_return): Likewise.
4556 * tree-vectorizer.c (supportable_widening_operation)
4557 (supportable_narrowing_operation): Likewise.
4558 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4559 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4560 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4561 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4562 (descr_info_loc): Likewise.
4563 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4564 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4565 (fold_unary): Likewise.
4566 * builtins.c (get_pointer_alignment): Likewise.
4567 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4568 (instantiate_parameters_1): Likewise.
4569 * tree.c (expr_align, stabilize_reference): Likewise.
4570 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4571 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4572 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4573 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4574 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4575 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4577 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4578 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4579 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4580 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4581 (forward_propagate_comparison)
4582 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4583 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4584 * emit-rtl.c (component_ref_for_mem_expr)
4585 (set_mem_attributes_minus_bitpos): Likewise.
4586 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4587 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4589 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4590 (build_function_call, pointer_diff, build_compound_expr)
4591 (c_finish_return): Likewise.
4592 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4593 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4595 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4596 * expr.c (is_aligning_offset): Likewise.
4597 * tree-ssa-alias.c (is_escape_site): Likewise.
4598 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4599 (check_all_va_list_escapes): Likewise.
4600 * tree-ssa-loop-ivopts.c (determine_base_object)
4601 (determine_common_wider_type): Likewise.
4602 * dojump.c (do_jump): Likewise.
4603 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4604 * tree-gimple.c (is_gimple_cast): Likewise.
4605 * fold-const.c (decode_field_reference, )
4606 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4607 (fold_binary): Likewise.
4608 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4609 (already_warned_in_frontend_p): Likewise.
4610 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4611 * tree.c (really_constant_p, get_unwidened): Likewise.
4612 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4613 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4614 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4616 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4618 (CONVERT_EXPR_P): Define.
4619 (CASE_CONVERT): Define.
4621 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4624 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4625 (delete_unmarked_insns): When deleting a call, call
4626 delete_unreachable_blocks.
4627 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4628 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4630 2008-05-08 Richard Guenther <rguenther@suse.de>
4632 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4633 (-ftree-salias): Likewise.
4634 (salias-max-implicit-fields): Remove param documentation.
4635 (salias-max-array-elements): Likewise.
4636 * tree-pass.h (pass_create_structure_vars): Remove.
4637 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4638 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4639 * tree-ssa-alias.c (create_structure_vars): Remove.
4640 (gate_structure_vars): Likewise.
4641 (pass_create_structure_vars): Likewise.
4642 (gate_build_alias): Likewise.
4643 (pass_build_alias): Adjust to run always and dump the function.
4644 * common.opt (ftree-salias): Hide.
4645 * passes.c (init_optimization_passes): Remove
4646 pass_create_structure_vars, adjust comment.
4647 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4648 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4649 * opts.c (decode_options): Do not set flag_tree_salias.
4650 (common_handle_option): Add OPT_ftree_salias to the backward
4651 compatibility section.
4653 2008-05-08 Richard Guenther <rguenther@suse.de>
4655 * tree-flow-inline.h (var_can_have_subvars): Move ...
4656 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4657 * tree-flow.h (var_can_have_subvars): Remove.
4658 (push_fields_onto_fieldstack): Remove.
4659 (sort_fieldstack): Likewise.
4660 (struct fieldoff): Move ...
4661 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4662 alias_set and base_for_components fields.
4663 (sort_fieldstack): Make static.
4664 (push_fields_onto_fieldstack): Likewise. Remove code that
4665 handles anything but RECORD_TYPEs. Remove alias_set and
4666 base_for_components handling.
4667 (create_variable_info_for): Adjust.
4669 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4671 * common.opt (Wframe-larger-than=): Shorten the help message
4673 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4675 2008-05-08 Rafael Espindola <espindola@google.com>
4677 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4679 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4680 trap and that both operands are gimple values.
4681 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4682 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4685 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4687 * read-rtl.c (join_c_conditions): Return the first string if the
4688 two strings are equal.
4690 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4692 * gensupport.h (pred_data): Add a "num_codes" field.
4693 (add_predicate_code): Declare.
4694 * gensupport.c (add_predicate_code): New function.
4695 (std_pred_table): Add an "allows_const_p" field.
4696 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4697 Remove the (incomplete) list of such codes from the codes field.
4698 (init_predicate_table): Use add_predicate_code. Add all
4699 RTX_CONST_OBJs if allows_const_p is true.
4700 * genrecog.c (process_define_predicate): Use add_predicate_code.
4702 2008-05-08 David Daney <ddaney@avtrex.com>
4703 Richard Sandiford <rsandifo@nildram.co.uk>
4705 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4706 special case of constant zero operands.
4707 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4708 old and new values. Special case constant zero values.
4709 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4711 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4712 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4714 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4717 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4718 similar RTX_CONST_OBJ before CONST_INT.
4720 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4722 * stmt.c (expand_stack_restore): Change sa mode if needed.
4724 2008-05-08 Richard Guenther <rguenther@suse.de>
4726 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4727 return type to bool.
4728 (ix86_sol10_return_in_memory): Likewise.
4729 (ix86_i386elf_return_in_memory): Likewise.
4730 (ix86_i386interix_return_in_memory): Likewise.
4731 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4732 (ix86_sol10_return_in_memory): Likewise.
4733 (ix86_i386elf_return_in_memory): Likewise.
4734 (ix86_i386interix_return_in_memory): Likewise.
4736 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4739 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4741 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4742 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4745 2008-05-08 Richard Guenther <rguenther@suse.de>
4747 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4748 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4749 (DR_SUBVARS): Remove.
4750 * tree-dfa.c (dump_subvars_for): Remove.
4751 (debug_subvars_for): Likewise.
4752 (dump_variable): Do not dump subvars.
4753 (remove_referenced_var): Do not remove subvars.
4754 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4755 (lookup_subvars_for_var): Remove.
4756 (get_subvars_for_var): Likewise.
4757 (get_subvars_at): Likewise.
4758 (get_first_overlapping_subvar): Likewise.
4759 (overlap_subvar): Likewise.
4760 * tree-flow.h (subvar_t): Remove.
4761 (struct var_ann_d): Remove subvars field.
4762 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4763 argument. Remove special handling of SFTs.
4764 (compute_tag_properties): Likewise.
4765 (set_initial_properties): Likewise.
4766 (compute_call_clobbered): Likewise.
4767 (count_mem_refs): Likewise.
4768 (compute_memory_partitions): Likewise.
4769 (compute_flow_insensitive_aliasing): Likewise.
4770 (setup_pointers_and_addressables): Likewise.
4771 (new_type_alias): Likewise.
4772 (struct used_part): Remove.
4773 (used_portions): Likewise.
4774 (struct used_part_map): Likewise.
4775 (used_part_map_eq): Likewise.
4776 (used_part_map_hash): Likewise.
4777 (free_used_part_map): Likewise.
4778 (up_lookup): Likewise.
4779 (up_insert): Likewise.
4780 (get_or_create_used_part_for): Likewise.
4781 (create_sft): Likewise.
4782 (create_overlap_variables_for): Likewise.
4783 (find_used_portions): Likewise.
4784 (create_structure_vars): Likewise.
4785 * tree.def (STRUCT_FIELD_TAG): Remove.
4786 * tree.h (MTAG_P): Adjust.
4787 (struct tree_memory_tag): Remove base_for_components and
4788 unpartitionable flags.
4789 (struct tree_struct_field_tag): Remove.
4790 (SFT_PARENT_VAR): Likewise.
4791 (SFT_OFFSET): Likewise.
4792 (SFT_SIZE): Likewise.
4793 (SFT_NONADDRESSABLE_P): Likewise.
4794 (SFT_ALIAS_SET): Likewise.
4795 (SFT_UNPARTITIONABLE_P): Likewise.
4796 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4797 (union tree_node): Remove sft field.
4798 * alias.c (get_alias_set): Remove special handling of SFTs.
4799 * print-tree.c (print_node): Remove handling of SFTs.
4800 * tree-dump.c (dequeue_and_dump): Likewise.
4801 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4802 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4803 * tree-predcom.c (set_alias_info): Do not set subvars.
4804 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4805 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4806 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4807 (add_vars_for_offset): Remove.
4808 (add_virtual_operand): Remove special handling of SFTs.
4809 (add_call_clobber_ops): Likewise.
4810 (add_call_read_ops): Likewise.
4811 (get_asm_expr_operands): Likewise.
4812 (get_modify_stmt_operands): Likewise.
4813 (get_expr_operands): Likewise.
4814 (add_to_addressable_set): Likewise.
4815 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4816 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4817 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4818 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4819 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4820 (tree_node_structure): Likewise.
4821 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4823 (find_what_p_points_to): Likewise.
4825 2008-05-08 Sa Liu <saliu@de.ibm.com>
4827 * config/spu/spu.md: Fixed subti3 pattern.
4829 2008-05-08 Richard Guenther <rguenther@suse.de>
4832 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4833 sure to create a representative for trailing arrays for PTA.
4835 2008-05-08 Richard Guenther <rguenther@suse.de>
4838 * fold-const.c (operand_equal_p): Two objects which types
4839 differ in pointerness are not equal.
4841 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4843 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4844 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4845 (emit_library_call_value_1): Add new variable fndecl initialized by
4846 NULL_TREE. It should be the decl type of orgfun, but this information
4847 seems not to be available here, so it uses the default calling abi.
4848 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4849 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4850 by TARGET_RETURN_IN_MEMORY.
4851 * config/i386/i386-interix.h: Likewise.
4852 * config/i386/i386.h: Likewise.
4853 * config/i386/i386elf.h: Likewise.
4854 * config/i386/ptx4-i.h: Likewise.
4855 * config/i386/sol2-10.h: Likewise.
4856 * config/i386/sysv4.h: Likewise.
4857 * config/i386/vx-common.h: Likewise.
4858 * config/cris/cris.h: Removed #if 0 clause.
4859 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4860 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4862 (ix86_sol10_return_in_memory): Likewise.
4863 (ix86_i386elf_return_in_memory): New.
4864 (ix86_i386interix_return_in_memory): New.
4865 * config/mt/mt-protos.h (mt_return_in_memory): New.
4866 * config/mt/mt.c: Likewise.
4867 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4868 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4869 * config/bfin/bfin.h: Likewise.
4870 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4872 * config/bfin/bfin.c: Likewise.
4873 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4874 * config/alpha/unicosmk.h: Likewise.
4875 * config/i386/cygming.h: Likewise.
4876 * config/iq2000/iq2000.h: Likewise.
4877 * config/mips/mips.h: Likewise.
4878 * config/mn10300/mn10300.h: Likewise.
4879 * config/rs6000/rs6000.h: Likewise.
4880 * config/score/score.h: Likewise.
4881 * config/spu/spu.h: Likewise.
4882 * config/v850/v850.h: Likewise.
4883 * defaults.h: Likewise.
4884 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4885 * expr.c (emit_block_move): Adjust use of
4886 OUTGOING_REG_PARM_STACK_SPACE.
4887 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4888 OUTGOING_REG_PARM_STACK_SPACE.
4889 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4891 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4893 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4894 on OMP_RETURN for OMP_FOR.
4897 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4898 (fortran_common): New function.
4899 (gen_variable_die): Call fortran_common instead of common_check,
4900 adjust for it returning tree instead of rtx. Formatting.
4902 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
4906 * see.c (see_copy_insn): Copy new pure const attributes for new call.
4907 * c-decl.c (merge_decls): Ditto.
4908 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
4909 to RTL_CONST_OR_PURE_CALL_P.
4910 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
4911 Initialized DECL_LOOPING_CONST_PURE.
4912 (process_call_operands): Set tree_side_effects properly.
4913 * tree.h (TREE_READONLY_DECL_P): Removed.
4914 (DECL_IS_PURE): Renamed to DECL_PURE_P.
4915 (DECL_LOOPING_OR_CONST_P): New macro.
4916 (struct tree_function_decl): Added looping_const_or_pure_p.
4918 (ECF_LOOPING_OR_CONST_P): New macro.
4919 * rtlanal.c (pure_const_p): Removed.
4920 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
4921 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
4922 to RTL_CONST_CALL_P.
4923 * ipa-pure-const.c (pure_const_state_e): Added looping field.
4924 (check_decl, check_tree, check_call, scan_function): Initialize
4926 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
4927 (static_execute): Set looping true for recursive functions.
4928 Undo setting state to IPA_NEITHER for recursive functions.
4930 * ifcvt.c (noce_can_store_speculate_p): Changed
4931 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
4932 RTL_CONST_OR_PURE_CALL_P.
4933 * dse.c (scan_insn): Ditto.
4934 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
4935 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
4936 RTL_CONST_OR_PURE_CALL_P.
4937 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
4938 pure_call_p to RTL_CONST_CALL_P.
4939 * gimplify.c (gimplify_call_expr): Clear side effects for
4940 non-looping pure and constant calls.
4941 * calls.c (emit_call_1): Set rtl flags from ecf flags.
4942 (flags_from_decl_or_type): Set ecf flags from decl flags.
4943 (initialize_argument_information): Turn off
4944 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
4945 Change const to pure if callee_copies is true rather than just
4947 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
4948 way of marking pure calls.
4949 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
4950 Remove hack that was supposed to fix pr7335 and remove old
4951 way of marking pure calls.
4952 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
4953 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
4954 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
4955 RTL_CONST_OR_PURE_CALL_P.
4956 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
4957 * loop-invariant.c (find_exits, find_invariant_bb): Changed
4958 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
4959 * sched-deps.c (schedule_analyze): Ditto.
4960 * rtl.h (struct rtx_def): Use call field, unchanging field, and
4961 return_val field of calls to represent pure and const function info.
4962 (CONST_OR_PURE_CALL_P): Deleted macro.
4963 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4964 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
4965 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
4967 * tree-optimize.c (execute_fixup_cfg): Added test for
4968 ECF_LOOPING_CONST_OR_PURE.
4969 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
4971 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
4972 effects for looping pure or const calls.
4973 (verify_gimple_expr): Added verification code.
4974 * config/alpha/alpha.c (alpha_legitimize_address,
4975 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
4977 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
4978 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
4979 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
4980 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
4981 RTL_CONST_OR_PURE_CALL_P.
4982 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
4983 and const calls to be deleted.
4985 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
4988 * config/i386/mmx.md (mmx_subv2sf3): New expander.
4989 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
4990 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
4991 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
4992 to handle nonimmediate operands.
4993 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
4994 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
4995 to handle nonimmediate operands.
4996 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
4997 (mmx_pmulhrwv4hi3): New expander. Use
4998 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
4999 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5000 (sse2_umulv1siv1di3): New expander. Use
5001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5002 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5003 (mmx_eq<mode>3): New expander. Use
5004 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5005 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5006 (mmx_uavgv8qi3): New expander. Use
5007 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5008 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5009 (mmx_uavgv4hi3): New expander. Use
5010 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5012 * config/i386/sse.md
5013 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5014 to handle nonimmediate operands.
5015 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5016 to handle nonimmediate operands.
5017 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5018 to handle nonimmediate operands.
5019 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5020 to handle nonimmediate operands.
5021 (sse2_unpckhpd_exp): New expander. Use
5022 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5023 (sse2_unpcklpd_exp): New expander. Use
5024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5025 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5026 to handle nonimmediate operands.
5027 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5028 to handle nonimmediate operands.
5029 (*sse2_<plusminus_insn><mode>3): Rename from
5030 sse2_<plusminus_insn><mode>3 insn pattern.
5031 (sse2_<plusminus_insn><mode>3): New expander. Use
5032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5033 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5034 (sse2_umulv2siv2di3): New expander. Use
5035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5036 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5037 (sse4_1_mulv2siv2di3): New expander. Use
5038 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5039 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5040 (sse2_pmaddwd): New expander. Use
5041 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5042 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5043 (sse2_eq<mode>3): New expander. Use
5044 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5045 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5046 (sse4_1_eqv2di3): New expander. Use
5047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5048 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5049 (sse2_uavgv16qi3): New expander. Use
5050 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5051 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5052 (sse2_uavgv16qi3): New expander. Use
5053 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5054 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5055 (sse2_uavgv8hi3): New expander. Use
5056 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5057 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5058 (ssse3_pmulhrswv8hi3): New expander. Use
5059 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5060 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5061 (ssse3_pmulhrswv4hi3): New expander. Use
5062 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5064 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5065 (<sse>_vmmul<mode>3): Ditto.
5066 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5068 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5069 (ssse3_pmaddubsw): Ditto.
5071 * config/i386/i386.c (struct_builtin_description)
5072 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5073 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5074 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5075 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5076 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5077 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5078 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5079 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5080 (ix86_fixup_binary_operands): Assert that src1
5081 and src2 must have the same mode when swapped.
5082 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5083 and ix86_binary_operator_ok. Do not force operands in registers
5086 2008-05-07 Jan Hubicka <jh@suse.cz>
5088 * cgraph.c (dump_cgraph_node): Update.
5089 * cgraph.h (cgraph_local_info): Break out inline summary.
5090 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5092 * ipa-inline (inline_summary): New accestor function.
5093 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5094 cgraph_decide_inlining, compute_inline_parameters): Update.
5095 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5097 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5099 Cleanup ColdFire scheduling support and add V4 pipeline model.
5101 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5102 (define_attr cpu): Add cfv4 value.
5103 (define_attr type, define_attr type1): Merge into a single 'type'
5104 attribute. Update all uses.
5105 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5106 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5108 (define_attr opx_mem, define_attr opy_mem): Remove.
5109 (define_attr op_mem): Clean up, update comment.
5110 (define_attr size): Use specific values instead of general int.
5111 (define_attr guess, define_attr split): Remove. Update all uses.
5112 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5113 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5114 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5115 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5116 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5117 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5118 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5119 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5120 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5121 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5122 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5123 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5124 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5125 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5126 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5127 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5128 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5129 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5130 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5131 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5132 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5133 Update or set attributes.
5134 (stack_tie): New fake instruction.
5136 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5137 (m68k_sched_attr_size): Update declaration.
5138 (m68k_sched_attr_type2): Remove.
5139 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5140 Declare new bypass predicates.
5142 * config/m68k/m68k.c (m68k_sched_issue_rate,
5143 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5145 (TARGET_SCHED_ISSUE_RATE,
5146 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5147 (override_options): Handle scheduling for ColdFire V4 core.
5148 (m68k_expand_prologue): Emit stack_tie.
5149 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5150 'OP_TYPE_FPN'. Update all uses.
5151 (sched_guess_p): Remove.
5152 (sched_address_type): Handle symbolic addresses.
5153 (sched_get_operand): New static function.
5154 (sched_operand_type): Merge into sched_attr_op_type.
5155 (sched_attr_op_type): Handle FP registers, handle quick constants,
5157 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5158 (m68k_sched_attr_size): Update. Move logic to ...
5159 (sched_get_attr_size_int): New static function.
5160 (sched_get_opxy_mem_type): New static function.
5161 (m68k_sched_attr_op_mem): Update.
5162 (m68k_sched_attr_type2): Remove.
5163 (sched_cfv4_bypass_data): New static variable.
5164 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5165 (m68k_sched_issue_rate): Implement scheduler hook.
5166 (struct _sched_ib: enabled_p): New field.
5167 (m68k_sched_variable_issue): Update. Handle V4.
5168 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5169 sched_dump_class_func_t, sched_dump_split_class,
5170 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5171 sched_dump_dfa_class, m68k_sched_dump): Remove.
5172 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5174 (m68k_sched_init_global): Remove statisctics dumping, introduce
5175 sanity check that all instructions have pipeline reservations. Handle
5177 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5178 Handle ColdFire V4 core.
5179 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5180 New static functions.
5181 (m68k_sched_address_bypass_p): New bypass predicate.
5182 (sched_get_indexed_address_scale): New static function.
5183 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5185 * cf.md: Update comments.
5186 (define_attr type2): Remove. Use 'type' attribute instead.
5188 (cf_ib): Rename to cfv123_ib. Update all uses.
5189 (cf_oep): Rename to cfv123_oep. Update all uses.
5190 (cf_chr): Rename to cfv123_chr. Update all uses.
5191 (cf_mem): Rename to cfv123_mem. Update all uses.
5192 (cf_mac): Move to more appropriate place.
5193 (cfv123_guess): New automaton and cpu_unit.
5194 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5195 Update uses of 'size' attribute. Handle before reload scheduling.
5196 (cfv123_guess): New dummy reservation for unhandled instructions.
5197 (cfv4_*): Pipeline description of ColdFire V4 core.
5198 (ignore): New reservation to handle 'ignore' type.
5200 2008-05-07 Ian Lance Taylor <iant@google.com>
5203 * gimplify.c (find_single_pointer_decl_1): Don't look through
5205 (find_single_pointer_decl): Adjust comments.
5207 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5210 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5211 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5214 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5215 integral type rather than floating point, then VIEW_CONVERT_EXPR
5216 to the floating point type.
5218 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5220 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5221 TFmode op0 to register.
5223 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5225 * c-decl.c (grokdeclarator): Comment typo.
5227 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5229 * tree-flow.h: Remove prototype for computed_goto_p.
5230 * tree-cfg.c (computed_goto_p): Make static.
5232 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5235 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5236 (contains_aligned_value_p): This. Handle _Decimal128.
5237 (ix86_function_arg_boundary): Only align _Decimal128 to its
5238 natural boundary and handle it properly.
5240 2008-05-06 Martin Jambor <mjambor@suse.cz>
5242 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5243 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5244 (ipcp_method_set_orig_node): Removed.
5245 (ipcp_cval_get_cvalue_type): Removed.
5246 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5247 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5248 (ipcp_cval_set_cvalue_type): Removed.
5249 (ipcp_cval_get_cvalue): Removed.
5250 (ipcp_cval_set_cvalue): Removed.
5251 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5252 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5253 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5254 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5255 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5256 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5257 (ipcp_get_ith_lattice): Changed parameters.
5258 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5259 (ipcp_lattice_from_jfunc): Changed parameters.
5260 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5261 (ipcp_method_cval_print): Added temporary variable info.
5262 (ipcp_redirect): Removed already unused local variable caller.
5263 (ipcp_redirect): New temporary variable orig_callee_info
5264 (ipcp_redirect): Removed newly unused local variable callee.
5265 (ipcp_redirect): Removed (a bit confusing) local variable type.
5266 (ipcp_insert_stage): Added local variable info.
5267 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5269 (ipcp_formal_create): Removed.
5270 (ipcp_method_cval_set): Removed.
5271 (ipcp_propagate_stage): Renamed lattice variables.
5272 (ipcp_method_cval_set_cvalue_type): Removed.
5273 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5274 (ipcp_print_all_lattices): Changed printed strings to refer to
5275 lattices rather than cvals.
5276 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5277 (ipcp_propagate_const): Changed formal parameters.
5278 (build_const_val): Changed formal parameters.
5279 (ipcp_insert_stage): Removed useless variable cvalue
5280 (build_const_val): Changed formal parameters.
5281 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5282 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5283 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5284 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5285 (ipcp_print_func_profile_counts): Changed string from "method" to
5287 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5288 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5289 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5290 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5291 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5292 (ipcp_lat_is_const): Changed parameters and made inline.
5293 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5294 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5295 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5296 the predicate condition directly
5297 (ipcp_propagate_stage): Added local variable args. Removed local
5298 variable callee. (Both are mere code simplifications.)
5299 (ipcp_method_dont_insert_const): Renamed to
5300 ipcp_node_not_modifiable_p.
5301 (ipcp_node_not_modifiable_p): Made inline.
5302 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5303 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5304 (ipcp_print_all_lattices): Removed variable cvalue
5305 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5308 2008-05-06 Olivier Hainque <hainque@adacore.com>
5310 * tree-sra.c (try_instantiate_multiple_fields): Early return
5311 if field has POINTER_TYPE.
5313 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5315 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5316 by using 'q' specifier for instruction.
5317 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5319 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5321 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5322 Change mode of zero_extract from QImode to HImode.
5323 (sign bit tests peepholes): (Ditto.).
5325 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/mmx.md: Remove double backslashes from asm templates.
5328 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5329 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5330 to handle nonimmediate operands.
5331 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5332 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5333 to handle nonimmediate operands.
5334 (*mmx_<code>v2sf3_finite): New insn pattern.
5335 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5336 (mmx_<code>v2sf3): New expander. Use
5337 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5338 (mmx_<plusminus_insn><mode>3): New expander. Use
5339 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5340 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5341 (mmx_add<mode>3): Removed.
5342 (mmx_ssadd<mode>3): Ditto.
5343 (mmx_usadd<mode>3): Ditto.
5344 (mmx_sub<mode>3): Ditto.
5345 (mmx_sssub<mode>3): Ditto.
5346 (mmx_ussub<mode>3): Ditto.
5347 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5348 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5349 to handle nonimmediate operands.
5350 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5352 (mmx_smulv4hi3_highpart): New expander. Use
5353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5354 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5356 (mmx_umulv4hi3_highpart): New expander. Use
5357 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5358 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5359 (mmx_<code>v4hi3): New expander. Use
5360 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5361 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5362 (mmx_<code>v8qi3): New expander. Use
5363 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5364 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5365 (mmx_<code><mode>3): New expander. Use
5366 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5368 2008-05-05 Jan Hubicka <jh@suse.cz>
5370 PR tree-optimization/36118
5371 * passes.c (pass_init_dump_file): Fix dump header.
5373 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5376 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5377 VCE for function decls.
5379 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5381 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5383 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5385 * config/i386/i386.md (sat_plusminus): New.
5386 (plusminus_insn): Likewise.
5387 (plusminus_mnemonic): Likewise.
5389 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5390 (*<addsub><mode>3_cc_overflow): Renamed to ...
5391 (*<plusminus_insn><mode>3_cc_overflow): This.
5392 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5393 (*<plusminus_insn>si3_zext_cc_overflow): This.
5395 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5396 (<plusminus_insn><mode>3): This.
5397 (*<addsub><mode>3): Renamed to ...
5398 (*<plusminus_insn><mode>3): This.
5399 (<sse>_vm<addsub><mode>3): Renamed to ...
5400 (<sse>_vm<plusminus_insn><mode>3): This.
5401 (sse3_h<addsub>v4sf3): Renamed to ...
5402 (sse3_h<plusminus_insn>v4sf3): This.
5403 (sse3_h<addsub>v2df3): Renamed to ...
5404 (sse3_h<plusminus_insn>v2df3): This.
5405 (<plusminus_insn><mode>3): New.
5406 (*<plusminus_insn><mode>3): Likewise.
5407 (sse2_<plusminus_insn><mode>3): Likewise.
5408 (add<mode>): Removed.
5409 (*add<mode>3): Likewise.
5410 (sse2_ssadd<mode>3): Likewise.
5411 (sse2_usadd<mode>3): Likewise.
5412 (sub<mode>3): Likewise.
5413 (*sub<mode>3): Likewise.
5414 (sse2_sssub<mode>3): Likewise.
5415 (sse2_ussub<mode>3): Likewise.
5417 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5419 * gthr-single.h: Add in required interface elements as per gthr.h.
5420 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5421 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5422 Generalize UNUSED macro.
5423 (__gthread_once): Add.
5424 (__gthread_key_create): Add.
5425 (__gthread_key_delete): Add.
5426 (__gthread_getspecific): Add.
5427 (__gthread_setspecific): Add.
5429 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5431 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5432 the same size types for the indirect reference on the rhs, then
5435 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5437 * config/i386/i386.md
5438 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5439 one insn template instead of template series.
5440 (*xordi_1_rex64): Ditto.
5441 (*xordi_2_rex64): Ditto.
5443 2008-05-05 Ira Rosen <irar@il.ibm.com>
5445 PR tree-optimization/36119
5446 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5449 2008-06-04 Jan Hubicka <jh@suse.cz>
5451 tree-optimization/36100
5452 * tree-pass.h (pass_O0_always_inline): Declare.
5453 * ipa-inline.c (inline_transform): Remove dead code.
5454 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5455 pass_O0_always_inline): New.
5456 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5458 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5460 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5461 mnemonic in this_param move for TARGET_64BIT.
5463 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5465 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5466 (*strmovsi_rex_1): Ditto.
5467 (*strsetsi_1): Ditto.
5468 (*strsetsi_rex_1): Ditto.
5470 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5471 adddicc expanders using SWI mode iterator.
5473 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5476 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5479 2008-05-04 David S. Miller <davem@davemloft.net>
5481 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5482 (sparc*-*-linux*): Use linux.h in tm_file.
5483 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5484 compiler defaulting to 32-bit.
5485 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5487 * config/sparc/linux.h: Remove definitions now obtained
5488 properly from linux.h
5489 * config/sparc/linux64.h: Likewise.
5490 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5491 don't want this setting for 32-bit builds in a biarch compiler.
5492 * doc/install.texi: Add sparc-linux to list of targets
5493 supporting --enable-targets=all.
5495 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5497 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5499 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5501 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5502 after V4SI_FTYPE_V8HI.
5503 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5504 case V4SI_FTYPE_V2DF.
5506 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5508 * doc/invoke.texi (max-flow-memory-locations): Removed.
5509 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5511 2008-05-03 Richard Guenther <rguenther@suse.de>
5514 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5516 2008-05-02 David S. Miller <davem@davemloft.net>
5518 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5520 2008-05-02 Simon Baldwin <simonb@google.com>
5523 * c-common.h (warn_array_subscript_range): Removed.
5524 * c-common.c (warn_array_subscript_range): Ditto.
5525 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5526 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5528 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5530 * config/i386/i386.c (ix86_special_builtin_type): New.
5531 (bdesc_special_args): Likewise.
5532 (ix86_expand_special_args_builtin): Likewise.
5533 (ix86_init_mmx_sse_builtins): Updated.
5534 (ix86_expand_builtin): Updated.
5535 (ix86_expand_store_builtin): Removed.
5536 (ix86_expand_unop_builtin): Likewise.
5538 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5539 * config/i386/mmintrin.h (__v2sf): Here.
5541 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5543 (_mm_loadl_pi): Likewise.
5544 (_mm_storeh_pi): Replace __v2si with __v2sf.
5545 (_mm_storel_pi): Likewise.
5547 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5548 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5549 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5550 __builtin_ia32_loadlpd.
5552 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5554 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5555 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5556 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5557 (ix86_init_mmx_sse_builtins): Updated.
5558 (ix86_expand_args_builtin): Likewise.
5559 (ix86_expand_builtin): Likewise.
5560 (ix86_expand_unop1_builtin): Renamed to ...
5561 (ix86_expand_unop_vec_merge_builtin): This.
5563 2008-05-01 Jan Hubicka <jh@suse.cz>
5566 * ipa-inline.c (inline_generate_summary): Make static.
5567 (inline_transform): Do not call inlining at -O0; make static.
5568 * passes.c (execute_todo): Add sanity check.
5569 (execute_one_ipa_transform_pass): Execute proper flags.
5571 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5573 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5574 (DECL_NONADDRESSABLE_P): Likewise.
5575 * alias.c (record_component_aliases): Fix comment.
5577 2008-05-01 Simon Baldwin <simonb@google.com>
5579 * c-common.h (warn_array_subscript_range): New function.
5580 * c-common.c (warn_array_subscript_range): Ditto.
5581 * tree-vrp.c (check_array_ref): Corrected code to agree with
5582 comment, ignoring only arrays of size 0 or size 1.
5583 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5585 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5587 * config/i386/i386.c (ix86_builtin_type): Replace
5588 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5589 (bdesc_args): Updated.
5590 (ix86_init_mmx_sse_builtins): Likewise.
5591 (ix86_expand_args_builtin): Likewise.
5593 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5596 * doc/extend.texi: Correct __builtin_ia32_palignr.
5598 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5601 * config/i386/i386.c (bdesc_crc32): Removed.
5602 (ix86_expand_crc32): Likewise.
5603 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5604 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5605 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5606 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5607 UINT_FTYPE_UINT_UCHAR.
5608 (bdesc_args): Updated. Add crc32 builtins.
5609 (ix86_init_mmx_sse_builtins): Updated.
5610 (ix86_expand_args_builtin): Updated to support subreg.
5612 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5614 2008-05-01 Jan Hubicka <jh@suse.cz>
5616 * tree-pass.h (opt_pass): Add IPA_PASS.
5617 (varpool_node, cgraph_node): Forward declare.
5618 (ipa_opt_pass): Define.
5619 (pass_ipa_inline): Turn into ipa_opt_pass.
5620 (pass_apply_inline): Remove.
5621 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5622 (apply_inline): Turn into ....
5623 (inline_transform): ... this one.
5624 (inline_generate_summary): New function.
5625 (pass_apply_inline): Remove.
5626 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5628 (struct function): Add ipa_transforms_to_apply.
5629 * passes.c (register_one_dump_file): Work on IPA_PASS.
5630 (init_optimization_passes): Remove pass_inline_parameters and
5632 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5633 (execute_one_pass) ... here; apply transforms when possible.
5634 (add_ipa_transform_pass, execute_ipa_summary_asses,
5635 execute_one_ipa_transform_pass): New.
5636 (execute_ipa_pass_list): Update for IPA_PASS type.
5638 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5640 * config/i386/i386.c (ix86_builtin_type): Add
5641 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5642 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5643 (bdesc_args): Add SSE4a builtins.
5644 (ix86_init_mmx_sse_builtins): Updated.
5645 (ix86_expand_args_builtin): Likewise.
5646 (ix86_expand_builtin): Likewise.
5648 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5650 * config/i386/i386.c (ix86_builtin_type): Add
5651 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5652 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5653 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5654 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5655 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5656 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5657 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5658 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5659 and DI_FTYPE_DI_DI_INT.
5660 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5661 (ix86_init_mmx_sse_builtins): Updated.
5662 (ix86_expand_args_builtin): Likewise.
5663 (ix86_expand_builtin): Likewise.
5664 (ix86_expand_binop_imm_builtin): Removed.
5666 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5668 2008-04-30 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/32921
5671 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5673 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5675 * config/arm/arm.c (arm_unwind_emit): Use
5676 crtl->all_throwers_are_sibcalls instead of
5677 cfun->all_throwers_are_sibcalls.
5678 (arm_output_fn_unwind): Likewise.
5679 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5680 instead of cfun->uses_pic_offset_table.
5681 (frv_expand_prologue): Likewise.
5682 (frv_frame_pointer_required): Likewise.
5683 (frv_expand_fdpic_call): Likewise.
5684 (frv_emit_movsi): Likewise.
5685 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5686 cfun->returns_pcc_struct instead of
5687 current_function_returns_pcc_struct.
5688 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5689 instead of cfun->calls_eh_return.
5690 (m32c_pushm_popm): Likewise.
5691 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5692 "extern" declaration.
5694 2008-04-30 Richard Guenther <rguenther@suse.de>
5696 PR tree-optimization/21636
5697 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5699 (evaluate_stmt): Print the likely value.
5700 (ccp_visit_stmt): Avoid excessive vertical spacing.
5702 2008-04-30 Rafael Espindola <espindola@google.com>
5704 * builtins.c (fold_call_expr): Return realret.
5705 * tree-ssa-threadedge.c
5706 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5707 __builtin_object_size.
5709 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5711 * gcc.c (wrapper_string): New variable.
5712 (insert_wrapper): New function.
5713 (execute): New option -wrapper.
5714 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5716 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5718 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5719 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5720 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5722 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5723 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5724 config/rs6000/e500crtres64gprctr.asm,
5725 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5726 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5727 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5728 config/rs6000/e500crtsav64gprctr.asm,
5729 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5730 config/rs6000/e500crtsavg64gprctr.asm: New files.
5731 * config/rs6000/t-ppccomm: Add build rules for new files.
5732 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5733 * config/rs6000/t-netbsd: Add build rules for new files.
5734 (LIB2FUNCS_STATIC_EXTRA): New variable.
5735 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5736 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5737 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5739 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5741 * config/i386/i386.c (ix86_builtin_type): Add
5742 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5743 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5744 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5745 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5746 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5747 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5748 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5749 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5750 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5751 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5752 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5753 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5754 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5755 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5756 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5757 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5758 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5759 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5760 V1DI_FTYPE_V2SI_V2SI.
5761 (bdesc_2arg): Moved to ...
5763 (ix86_init_mmx_sse_builtins): Updated.
5764 (ix86_expand_args_builtin): Updated. Take a pointer
5765 to const struct builtin_description. Handle comparison
5767 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5768 (ix86_expand_builtin): Updated.
5770 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5771 (ssse3_pmaddubsw128): This.
5772 (ssse3_pmaddubswv4hi3): Renamed to ...
5773 (ssse3_pmaddubsw): This.
5775 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5776 (__builtin_ia32_packssdw128): Likewise.
5777 (__builtin_ia32_packuswb128): Likewise.
5778 (__builtin_ia32_pmaddubsw): Likewise.
5779 (__builtin_ia32_pmaddubsw128): Likewise.
5781 2008-04-30 Richard Guenther <rguenther@suse.de>
5783 PR tree-optimization/14847
5784 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5785 (recognize_bits_test): Use it.
5786 (recognize_single_bit_test): Likewise.
5788 2008-04-30 Martin Jambor <mjambor@suse.cz>
5790 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5791 instead of setting number of formal parameters to zero.
5792 (ipcp_init_stage): Do not set the number of actual parameters to zero
5794 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5795 which are called with variable number of arguments.
5796 (ipcp_insert_stage): Explicitely skipping all nodes which are
5797 called with variable number of arguments.
5798 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5799 number of parameters.
5801 * ipa-prop.h (struct ipa_node_params): Added flag
5802 called_with_var_arguments
5803 (ipa_set_param_count): Added. Changed sole setter to use it.
5804 (ipa_get_param_count): Added. All readers of param_count
5805 converted to use it instead.
5806 (ipa_set_called_with_variable_arg): Added.
5807 (ipa_is_called_with_var_arguments): Added.
5808 (ipa_get_ith_param): Added. All readers of param_decls converted
5810 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5812 (ipa_get_cs_argument_count): Added, all readers of argument_count
5814 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5817 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5818 (struct ipcp_lattice): Renamed cval_type to type
5819 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5821 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5822 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5823 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5824 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5825 (build_const_val): Changed the type of parameter cvalue to tree
5826 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5827 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5829 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5832 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5833 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5834 (ipa_add_method): Renamed to ipa_push_func_to_list
5835 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5836 (ipa_callsite_param_count): Removed.
5837 (ipa_callsite_param_count_set): Removed.
5838 (ipa_callsite_param): Removed.
5839 (ipa_callsite_callee): Removed.
5840 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5841 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5842 (ipa_method_formal_count): Removed.
5843 (ipa_method_formal_count_set): Removed.
5844 (ipa_method_get_tree): Removed.
5845 (ipa_method_tree_map_create): Removed.
5846 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5847 (ipa_create_param_decls_array): Creates the array itself
5848 (ipa_create_param_decls_array): Temporary variable info instead of
5850 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5851 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5852 (get_type): Removed.
5853 (ipa_jf_get_info_type): Removed.
5854 (ipa_node_create): Renamed to ipa_create_node_params
5855 (ipa_free): Renamed to ipa_free_all_node_params
5856 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5857 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5858 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5859 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5860 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5861 ipa_free_all_edge_args
5862 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5863 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5864 (ipa_create_methodlist_node): Removed.
5865 (ipa_methodlist_method): Removed.
5866 (ipa_methodlist_method_set): Removed.
5867 (ipa_methodlist_next_method): Removed.
5868 (ipa_methodlist_next_method_set): Removed.
5869 (ipa_method_is_modified): Removed.
5870 (ipa_method_modify_create): Removed.
5871 (ipa_method_modify_init): Temporary variable info instead of a few
5873 (ipa_detect_param_modifications): Temporary variable info instead of
5875 (ipa_compute_jump_functions): Temporary variable info instead of
5877 (ipa_method_modify_set): Removed.
5878 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5879 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5880 than craph_node as the first parameter.
5881 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5882 (ipa_method_modify_init): Removed.
5883 (ipa_compute_jump_functions): Added a temp variable instead of
5884 repeatadly dereferencing the cgraph_edge.aux pointer
5885 (ipa_callsite_param_set_type): Removed.
5886 (ipa_compute_jump_functions): i renamed to index and moved to
5888 (ipa_callsite_param_set_info_type_formal): Removed.
5889 (ipa_callsite_param_set_info_type): Removed.
5890 (ipa_callsite_param_map_create): Removed.
5891 (ipa_callsite_tree): Removed.
5892 (ipa_callsite_caller): Removed.
5893 (ipa_pop_func_from_list): return_method removed to return_func
5895 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5896 prefixed all values with IPA_. Changed all users.
5897 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5898 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5899 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5900 (union parameter_info): Renamed to jump_func_value.
5901 (union jump_func_value): Renamed value to constant
5902 (struct ipa_jump_func): Renamed info_type to value
5903 (struct ipa_node): Renamed to ipa_node_params
5904 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5905 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
5906 (struct ipa_node_params): Renamed ipa_mod to modified_flags
5907 (struct ipa_edge): Renamed to ipa_edge_args
5908 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
5909 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
5910 (struct ipa_methodlist): Renamed to ipa_func_list
5911 (struct ipa_func_list): method_p renamed to node, next_method
5913 (ipa_methodlist_p): Removed, switched all users to struct pointer
5914 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
5916 2008-04-30 Alan Modra <amodra@bigpond.net.au>
5918 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
5919 (rs6000_emit_epilogue): Use backchain to restore only when we
5920 have a large frame. Make use of frame pointer to restore if we
5921 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
5923 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
5925 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5926 Add mode to zero_extract.
5927 (sign bit tests peepholes): (Ditto.).
5929 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
5931 * config/i386/i386.c (ix86_builtins): Replace Prescott New
5932 Instructions in comments with SSE3.
5933 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
5934 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
5935 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
5936 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
5937 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
5938 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
5939 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
5940 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
5941 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
5942 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
5943 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
5944 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
5945 (bdesc_sse_args): Renamed to ...
5946 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
5947 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
5948 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
5950 (bdesc_1arg): Moved to ...
5952 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
5953 Instructions in comments with SSE3.
5954 (ix86_expand_sse_operands_builtin): Renamed to ...
5955 (ix86_expand_args_builtin): This. Updated.
5956 (ix86_expand_unop1_builtin): Update comments.
5957 (ix86_expand_builtin): Updated.
5959 2008-04-29 Richard Guenther <rguenther@suse.de>
5961 PR tree-optimization/36078
5962 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
5963 Update virtual SSA form after cleaning up the CFG.
5965 2008-04-29 Richard Guenther <rguenther@suse.de>
5968 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
5970 2008-04-29 Richard Guenther <rguenther@suse.de>
5972 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
5973 (compute_may_aliases): Do not call finalize_ref_all_pointers.
5974 (compute_flow_insensitive_aliasing): Do not treat
5975 PTR_IS_REF_ALL pointers special.
5976 (get_smt_for): Likewise.
5977 (may_alias_p): Re-structure.
5978 (is_escape_site): A ref-all pointer conversion is not an escape site.
5979 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
5980 PTR_IS_REF_ALL pointers special.
5981 * tree-ssa-structalias.h (struct alias_info): Remove
5982 ref_all_symbol_mem_tag field.
5983 (PTR_IS_REF_ALL): Remove.
5985 2008-04-29 Richard Guenther <rguenther@suse.de>
5988 * fold-const.c (extract_muldiv_1): In combining division constants
5989 make sure to never overflow.
5991 2008-04-29 Nick Clifton <nickc@redhat.com>
5993 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
5995 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5998 * optc-gen.awk: Work around HP-UX/IA awk bug.
6000 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6002 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6005 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6008 * config/i386/i386.md
6009 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6010 Change operand 1 predicate to nonimmediate_operand.
6012 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6015 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6017 * gengtype.c (walk_type, write_func_for_structure): Handle
6019 * doc/gty.texi: Document chain_circular.
6021 2008-04-28 Richard Guenther <rguenther@suse.de>
6023 PR tree-optimization/36066
6024 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6027 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6030 * config/i386/i386.md
6031 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6032 Use match_scratch instead of match_operand for operands 3 and 4.
6034 2008-04-27 Richard Guenther <rguenther@suse.de>
6036 PR tree-optimization/18754
6037 PR tree-optimization/34223
6038 * tree-pass.h (pass_complete_unrolli): Declare.
6039 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6040 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6041 Rewrite loop into loop closed SSA form if it is not already.
6042 (tree_unroll_loops_completely): Re-structure to iterate over
6043 innermost loops with intermediate CFG cleanups.
6044 Unroll outermost loops only if requested or the code does not grow
6046 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6047 loops are available.
6048 (tree_vectorize): Instead do so here.
6049 (tree_complete_unroll): Also unroll outermost loops.
6050 (tree_complete_unroll_inner): New function.
6051 (gate_tree_complete_unroll_inner): Likewise.
6052 (pass_complete_unrolli): New pass.
6053 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6054 uses outside of the loop.
6055 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6056 form if it is available.
6057 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6058 * passes.c (init_optimization_passes): Schedule complete inner
6059 loop unrolling pass before the first CCP pass after final inlining.
6061 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6063 * targhooks.h (default_emutls_var_fields,
6064 default_emutls_var_init): Declare.
6065 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6066 * target.h (struct gcc_target): Add struct emutls member.
6067 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6068 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6069 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6070 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6071 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6072 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6073 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6074 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6075 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6076 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6077 emit debug information.
6078 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6079 * varasm.c: Include targhooks.h.
6080 (emutls_object_section, emutls_tmpl_section): New.
6081 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6082 (EMUTLS_SEPARATOR): New.
6084 (get_emutls_object_name): New.
6085 (default_emutls_var_fields): New, broken out of ...
6086 (get_emutls_object_type): ... here. Adjust to use target hooks.
6087 (get_emutls_init_templ_addr): Adjust to use target hooks.
6088 (emutls_decl): Adjust to use target hooks.
6089 (emutls_finish): Likewise.
6090 (default_emutls_var_init): New, broken out of ...
6091 (assemble_variable): ... here. Adjust to use target hooks.
6092 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6094 * c-common.c (handle_section_attribute): Prevent overriding
6095 sections for emulated tls with special sections.
6096 * config/i386/i386.c (x86_64_elf_select_section): Add
6097 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6098 (x86_64_elf_unique_section): Likewise.
6099 * config/vxworks.c: Include tree.h.
6100 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6101 (vxworks_override_options): Set TLS scheme.
6102 * doc/tm.texi (Emulated TLS): New node.
6104 2008-04-26 Simon Baldwin <simonb@google.com>
6107 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6108 with propagated string constants.
6110 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6112 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6113 constraint for operand 2 when operand 0 is memory operand.
6114 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6115 operand 0 is memory operand.
6116 (fix_trunc<mode>_i387_with_temp): Ditto.
6117 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6118 operand 2 when operand 1 is memory operand.
6119 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6120 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6121 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6122 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6123 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6124 operands 2,3 and 4 when operand 1 is memory operand.
6125 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6127 (fistdi2_floor_with_temp): Ditto.
6128 (fist<mode>2_floor_with_temp): Ditto.
6129 (fistdi2_ceil_with_temp): Ditto.
6130 (fist<mode>2_ceil_with_temp): Ditto.
6131 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6133 2008-04-26 David Daney <ddaney@avtrex.com>
6135 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6137 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6138 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6139 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6140 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6141 (compare_and_swap_12): New insn.
6142 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6143 * config/mips/mips.c (mips_force_binary): New function.
6144 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6145 (mips_expand_compare_and_swap_12): New function.
6146 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6148 2008-04-25 Jan Hubicka <jh@suse.cz>
6151 * cfgexpand.c (pass_expand): Turn into RTL pass.
6152 * passes.c (execute_one_pass): Do pass typechecking after execution.
6153 * tree-pass.h (pass_expand): Turn into RTL pass.
6155 * function.h (struct rtl_data): Move here fields
6156 accesses_prior_frames, calls_eh_return, saves_all_registers,
6157 has_nonlocal_goto, has_asm_statement, is_thunk,
6158 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6159 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6160 arg_pointer_save_area_init from struct function; turn into bool.
6161 (struct function): Move
6162 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6163 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6164 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6165 tail_call_emit, arg_pointer_save_area_init
6166 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6167 (current_function_returns_struct, current_function_returns_pcc_struct,
6168 current_function_calls_setjmp, current_function_calls_alloca,
6169 current_function_accesses_prior_frames,
6170 current_function_calls_eh_return, current_function_is_thunk,
6171 current_function_stdarg, current_function_profile,
6172 current_function_limit_stack, current_function_uses_pic_offset_table,
6173 current_function_uses_const_pool, current_function_has_nonlocal_label,
6174 current_function_saves_all_registers,
6175 current_function_has_nonlocal_goto,
6176 current_function_has_asm_statement): Remove accesor macros.
6177 * ra-conflict.c (global_conflicts): Update.
6178 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6179 (suitable_for_tail_call_opt_p): Update.
6180 * builtins.c (expand_builtin_return_addr): Update.
6181 (expand_builtin_setjmp_setup): Update.
6182 (expand_builtin_nonlocal_goto): Update.
6183 * final.c (final_start_function): Update.
6184 (profile_function): Update.
6185 (leaf_function_p): Update.
6186 (only_leaf_regs_used): Update.
6187 * df-scan.c (df_get_exit_block_use_set): Update.
6188 * dojump.c (clear_pending_stack_adjust): Update.
6189 * tree-stdarg.c (gate_optimize_stdarg): Update.
6190 * gimple-low.c (lower_function_body): Update.
6191 * global.c (compute_regsets): Update.
6192 (global_alloc): Update.
6193 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6194 * expr.c (expand_assignment): Update.
6195 * dse.c (dse_step0): Update.
6196 (dse_step1): Update.
6197 * c-decl.c (store_parm_decls): Update.
6198 * local-alloc.c (combine_regs): Update.
6199 (find_free_reg): Update.
6200 * function.c (assign_parms_augmented_arg_list): Update.
6201 (assign_parm_find_data_types): Update.
6202 (assign_parms): Update.
6203 (allocate_struct_function): Update.
6204 (expand_function_start): Update.
6205 (expand_function_end): Update.
6206 (get_arg_pointer_save_area): Update.
6207 (thread_prologue_and_epilogue_insns): Update.
6208 (rest_of_match_asm_constraints): Update.
6209 * stor-layout.c (variable_size): Update.
6210 * gcse.c (gcse_main): Update.
6211 (bypass_jumps): Update.
6212 * gimplify.c (gimplify_function_tree): Update.
6213 * calls.c (emit_call_1): Update.
6214 (expand_call): Update.
6215 * bt-load.c (compute_defs_uses_and_gen): Update.
6216 * except.c (sjlj_assign_call_site_values): Update.
6217 (sjlj_emit_function_enter): Update.
6218 (can_throw_external): Update.
6219 (set_nothrow_function_flags): Update.
6220 (expand_builtin_unwind_init): Update.
6221 (expand_eh_return): Update.
6222 (convert_to_eh_region_ranges): Update.
6223 (output_function_exception_table): Update.
6224 * emit-rtl.c (gen_tmp_stack_mem): Update.
6225 * cfgexpand.c (expand_used_vars): Update.
6226 (tree_expand_cfg): Update.
6227 * cfgcleanup.c (rest_of_handle_jump): Update.
6228 * explow.c (allocate_dynamic_stack_space): Update.
6229 * varasm.c (assemble_start_function): Update.
6230 (force_const_mem): Update.
6231 (mark_constant_pool): Update.
6232 * tree-optimize.c (tree_rest_of_compilation): Update.
6233 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6234 * tree-cfg.c (notice_special_calls): Update.
6235 (is_ctrl_altering_stmt): Update.
6236 (tree_can_make_abnormal_goto): Update.
6237 (tree_purge_dead_abnormal_call_edges): Update.
6238 * config/alpha/predicates.md: Update.
6239 * config/alpha/alpha.c (alpha_sa_mask): Update.
6240 (alpha_sa_size): Update.
6241 (alpha_does_function_need_gp): Update.
6242 (alpha_expand_prologue): Update.
6243 (alpha_start_function): Update.
6244 (alpha_output_function_end_prologue): Update.
6245 (alpha_expand_epilogue): Update.
6246 * config/frv/frv.c (frv_stack_info): Update.
6247 (frv_expand_epilogue): Update.
6248 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6249 (s390_register_info): Update.
6250 (s390_frame_info): Update.
6251 (s390_init_frame_layout): Update.
6252 (s390_can_eliminate): Update.
6253 (save_gprs): Update.
6254 * config/spu/spu.c (spu_split_immediate): Update.
6255 (need_to_save_reg): Update.
6256 (spu_expand_prologue): Update.
6257 (spu_expand_epilogue): Update.
6258 * config/sparc/sparc.md: Update.
6259 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6260 (sparc_tls_got): Update.
6261 (legitimize_pic_address): Update.
6262 (sparc_emit_call_insn): Update.
6263 (sparc_expand_prologue): Update.
6264 (output_return): Update.
6265 (print_operand): Update.
6266 (sparc_function_ok_for_sibcall): Update.
6267 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6268 * config/m32r/m32r.md: Update.
6269 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6270 (m32r_compute_frame_size): Update.
6271 (m32r_expand_prologue): Update.
6272 (m32r_expand_epilogue): Update.
6273 (m32r_legitimize_pic_address): Update.
6274 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6275 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6276 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6278 (ix86_save_reg): Update.
6279 (ix86_compute_frame_layout): Update.
6280 (ix86_expand_prologue): Update.
6281 (ix86_expand_epilogue): Update.
6282 * config/sh/sh.c (output_stack_adjust): Update.
6283 (calc_live_regs): Update.
6284 (sh5_schedule_saves): Update.
6285 (sh_expand_prologue): Update.
6286 (sh_expand_epilogue): Update.
6287 (sh_setup_incoming_varargs): Update.
6288 (sh_allocate_initial_value): Update.
6289 (sh_get_pr_initial_val): Update.
6290 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6291 * config/sh/sh.md (label:): Update.
6292 * config/avr/avr.c (out_movhi_mr_r): Update.
6293 * config/crx/crx.h (enum): Update.
6294 * config/xtensa/xtensa.h (along): Update.
6295 * config/stormy16/stormy16.c Update.
6296 (xstormy16_compute_stack_layout): Update.
6297 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6298 (fr30_expand_prologue): Update.
6299 * config/cris/cris.c (cris_conditional_register_usage): Update.
6300 (cris_reg_saved_in_regsave_area): Update.
6301 (cris_initial_frame_pointer_offset): Update.
6302 (cris_simple_epilogue): Update.
6303 (cris_expand_prologue): Update.
6304 (cris_expand_epilogue): Update.
6305 (cris_expand_pic_call_address): Update.
6306 (cris_asm_output_symbol_ref): Update.
6307 (cris_asm_output_label_ref): Update.
6308 * config/cris/cris.md Update.
6309 * config/iq2000/iq2000.c (compute_frame_size): Update.
6310 (iq2000_expand_epilogue): Update.
6311 * config/mt/mt.h (save_direction): Update.
6312 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6313 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6314 (ia64_secondary_reload_class): Update.
6315 * config/m68k/m68k.c (m68k_save_reg): Update.
6316 (m68k_expand_prologue): Update.
6317 (m68k_expand_epilogue): Update.
6318 (legitimize_pic_address): Update.
6319 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6320 (first_reg_to_save): Update.
6321 (first_altivec_reg_to_save): Update.
6322 (compute_vrsave_mask): Update.
6323 (compute_save_world_info): Update.
6324 (rs6000_stack_info): Update.
6325 (spe_func_has_64bit_regs_p): Update.
6326 (rs6000_ra_ever_killed): Update.
6327 (rs6000_emit_eh_reg_restore): Update.
6328 (rs6000_emit_allocate_stack): Update.
6329 (rs6000_emit_prologue): Update.
6330 (rs6000_emit_epilogue): Update.
6331 (rs6000_output_function_epilogue): Update.
6332 (output_profile_hook): Update.
6333 (rs6000_elf_declare_function_name): Update.
6334 * config/rs6000/rs6000.h (rs6000_args): Update.
6335 * config/rs6000/rs6000.md: Update.
6336 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6337 * config/arc/arc.c (arc_output_function_epilogue): Update.
6338 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6339 * config/darwin.c (machopic_function_base_name): Update.
6340 * config/score/score3.c (score3_compute_frame_size): Update.
6343 (score3_epilogue): Update.
6344 * config/score/score7.c (score7_compute_frame_size): Update.
6345 (score7_prologue): Update.
6346 (score7_epilogue): Update.
6347 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6348 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6349 * config/arm/arm.c (use_return_insn): Update.
6350 (require_pic_register): Update.
6351 (arm_load_pic_register): Update.
6352 (arm_compute_save_reg0_reg12_mask): Update.
6353 (arm_compute_save_reg_mask): Update.
6354 (thumb1_compute_save_reg_mask): Update.
6355 (output_return_instruction): Update.
6356 (arm_output_function_prologue): Update.
6357 (arm_output_epilogue): Update.
6358 (arm_get_frame_offsets): Update.
6359 (arm_expand_prologue): Update.
6360 (thumb_pushpop): Update.
6361 (thumb_exit): Update.
6362 (thumb1_expand_prologue): Update.
6363 (thumb1_expand_epilogue): Update.
6364 (arm_unwind_emit): Update.
6365 (arm_output_fn_unwind): Update.
6366 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6367 * config/arm/arm.md: Update.
6368 * config/pa/pa.md: Update.
6369 * config/pa/pa.c (legitimize_pic_address): Update.
6370 (compute_frame_size): Update.
6371 (hppa_expand_prologue): Update.
6372 (hppa_expand_epilogue): Update.
6373 (borx_reg_operand): Update.
6374 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6375 (HARD_REGNO_RENAME_OK): Update.
6376 * config/mips/mips.c (mips_global_pointer): Update.
6377 (mips_save_reg_p): Update.
6378 (mips_compute_frame_info): Update.
6379 (mips_frame_pointer_required): Update.
6380 (mips_expand_prologue): Update.
6381 (mips_expand_epilogue): Update.
6382 (mips_can_use_return_insn): Update.
6383 (mips_reorg_process_insns): Update.
6384 * config/v850/v850.c (compute_register_save_size): Update.
6385 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6386 * config/mmix/mmix.c (along): Update.
6387 (mmix_expand_epilogue): Update.
6388 * config/bfin/bfin.c (legitimize_pic_address): Update.
6389 (must_save_p): Update.
6390 (stack_frame_needed_p): Update.
6391 (add_to_reg): Update.
6392 (bfin_expand_prologue): Update.
6393 * stmt.c (expand_asm_operands): Update.
6394 * reload1.c (reload): Update.
6395 (init_elim_table): Update.
6397 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6399 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6401 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6403 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6404 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6405 (mov<mode>): Removed.
6406 (*movv4sf_internal): Likewise.
6407 (*movv2df_internal): Likewise.
6409 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6411 * config.gcc (crx-*-elf): Remove deprecation.
6413 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6415 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6416 __gcc_deregister_frame with atexit.
6417 (deregister_frame_dtor): Remove.
6419 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6420 Nathan Sidwell <nathan@codesourcery.com>
6422 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6424 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6425 (rs6000_isel): Likewise.
6426 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6427 (rs6000_isel): New variable.
6428 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6430 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6433 * c-common.c (handle_vector_size_attribute): Call
6434 lang_hooks.types.reconstruct_complex_type instead of
6435 reconstruct_complex_type.
6436 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6437 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6438 * langhooks.h (struct lang_hooks_for_types): Add
6439 reconstruct_complex_type hook.
6440 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6441 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6443 2008-04-24 Richard Guenther <rguenther@suse.de>
6445 * c-common.h (check_builtin_function_arguments): Declare.
6446 * c-common.c (validate_nargs): New function.
6447 (check_builtin_function_arguments): Likewise.
6448 * c-typeck.c (build_function_call): Call
6449 check_builtin_function_arguments.
6450 * builtins.c (fold_builtin_classify): Remove error reporting code.
6451 (fold_builtin_unordered_cmp): Likewise.
6452 (fold_builtin_1): Likewise.
6453 (fold_builtin_n): Likewise.
6455 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6457 PR tree-optimization/36008
6458 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6459 the original op1, rather than delta by step.
6461 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6462 Sebastian Pop <sebastian.pop@amd.com>
6464 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6465 eliminate_local_variables_stmt, eliminate_local_variables,
6466 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6467 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6468 of code delimited by two edges in the CFG.
6469 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6470 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6471 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6472 the case of parallelisation of reductions.
6473 (expr_invariant_in_region_p): New.
6475 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6476 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6478 2008-04-24 Ira Rosen <irar@il.ibm.com>
6479 Richard Guenther <rguenther@suse.de>
6481 PR tree-optimization/36034
6482 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6483 incapable of dealing with loads with gaps.
6485 2008-04-24 Rafael Espindola <espindola@google.com>
6487 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6488 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6489 vrp_evaluate_conditional.
6490 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6491 (vrp_evaluate_conditional): Split the cond argument.
6492 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6493 (simplify_stmt_for_jump_threading): Update call to
6494 vrp_evaluate_conditional.
6496 2008-04-24 Ira Rosen <irar@il.ibm.com>
6498 PR tree-optimization/35982
6499 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6500 interleaved data-refs are of the same type.
6502 2008-04-24 Danny Smith <dannysmith@users.net>
6504 * c-format.c (check_format_info_main): Use strncmp rather than a
6505 magic prefix to handle multichar length specs.
6506 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6507 Don't prefix "I64" and "I32" with '\0'.
6509 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6512 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6513 in registers for -m32 only if stdarg_p (fntype).
6515 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6517 PR rtl-optimization/36006
6518 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6519 temp to op0 in order to avoid invalid rtx sharing.
6521 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6523 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6524 check TREE_INVARIANT.
6525 * tree-gimple.c (is_gimple_address): New.
6526 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6527 * tree-gimple.h (is_gimple_address): New.
6528 * tree.h (decl_address_invariant_p): New.
6529 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6530 (build_string): Likewise.
6531 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6532 (tree_invariant_p_1): Likewise.
6533 (save_expr): Use it.
6534 (tree_invariant_p): New.
6535 (skip_simple_arithmetic): Use it.
6536 (stabilize_reference_1): Use it.
6537 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6539 (build1_stat): Drop code to compute TREE_INVARIANT.
6540 (build2_stat): Drop code to compute TREE_INVARIANT.
6541 (build3_stat): Drop code to compute TREE_INVARIANT.
6542 (build4_stat): Drop code to compute TREE_INVARIANT.
6543 (build5_stat): Drop code to compute TREE_INVARIANT.
6544 (build7_stat): Drop code to compute TREE_INVARIANT.
6545 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6546 * tree.h (struct tree_base): Remove invariant_flag.
6547 (TREE_INVARIANT): Remove.
6548 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6549 (fold_builtin_expect): Check TREE_CONSTANT.
6550 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6551 * c-tree.h (c_expr_to_decl): Drop third parameter.
6552 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6553 (build_c_cast): Don't set TREE_INVARIANT.
6554 (pop_init_level): Don't set TREE_INVARIANT.
6555 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6556 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6558 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6559 (gimplify_addr_expr): Adjust comment.
6560 * tree-mudflap.c (mf_build_string):
6561 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6562 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6563 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6564 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6565 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6566 * langhooks.h (struct lang_hooks): Drop third parameter from
6569 2008-04-23 Richard Guenther <rguenther@suse.de>
6571 PR tree-optimization/27799
6572 PR tree-optimization/32921
6573 PR tree-optimization/32624
6574 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6575 SMTs aliases and the tag itself into the solution.
6576 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6577 merge the points-to solution back into the SMT aliases.
6578 (may_alias_p): Use alias_set_subset_of instead of
6579 aliases_conflict_p. A pointer which points to
6580 memory with alias set zero may access any variable.
6582 2008-04-23 Richard Guenther <rguenther@suse.de>
6584 * alias.c (alias_set_subset_of): Correctly handle asking
6585 if zero is a subset of an alias set with zero child.
6586 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6587 (compute_flow_insensitive_aliasing): Correctly walk all
6588 pointers. Do not unnecessarily union sets.
6590 2008-04-23 Richard Guenther <rguenther@suse.de>
6593 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6595 2008-04-22 Tomas Bily <tbily@suse.cz>
6597 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6599 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6601 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6602 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6603 * tree-inline.c (estimate_num_insns_1): Likewise.
6604 * varasm.c (const_hash_1, compare_constant, copy_constant)
6605 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6606 * emit-rtl.c (component_ref_for_mem_expr)
6607 (set_mem_attributes_minus_bitpos): Likewise.
6608 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6609 (is_aligning_offset): Likewise.
6610 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6611 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6612 * dojump.c (do_jump): Likewise.
6613 * builtins.c (get_pointer_alignment, get_memory_rtx)
6614 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6615 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6617 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6619 PR rtl-optimization/36017
6620 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6621 expanding the library call.
6623 2008-04-22 Ian Lance Taylor <iant@google.com>
6625 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6628 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6630 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6631 of LR/CTR moves for Power6.
6633 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6636 * passes.c (init_optimization_passes): Remove
6637 pass_fast_rtl_byte_dce.
6639 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6642 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6643 builtin functions to generate faster code.
6644 (_mm_cvtpu16_ps): Ditto.
6645 (_mm_cvtpi32x2_ps): Ditto.
6647 2008-04-22 Nick Clifton <nickc@redhat.com>
6649 * common.opt (ftree-loop-distribution): Add Optimization
6652 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6653 (frv_expand_builtin_va_start): Likewise.
6655 * config/arm/arm.c (thumb_find_work_register): Fix location of
6656 argument register count.
6658 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6660 Support scheduling for ColdFire V1 and V3 microarchitecture.
6661 Improve scheduling of multiplication instructions.
6663 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6664 (mac): New instruction attribute.
6665 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6666 (m68k_sched_mac): New variable.
6667 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6668 Handle cfv1 and cfv3.
6669 (max_insn_size): New static variable.
6670 (struct _sched_ib): New type.
6671 (sched_ib): New static variable.
6672 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6673 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6674 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6676 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6677 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6678 new variables. Update.
6679 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6680 Add modeling of cfv3 instruction buffer. Update.
6681 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6682 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6683 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6684 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6685 a particular reservation applies to.
6686 (type2): Reorganize attribute values. Rename alu to alu_reg,
6687 alu_l to alu, move_l to omove. Join move to alu. Split mul
6689 (cf_ib_*): Simplify description of instruction buffer.
6690 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6691 (cf_mem): Split into cf_mem1 and cf_mem2.
6692 (cf_v2_move_??): Rename to cfv12_alu_??.
6693 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6694 (cf_v2_mul_??): Remove reservations.
6695 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6696 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6697 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6699 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6700 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6701 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6702 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6703 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6704 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6705 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6706 expansions of the above reservations for instructions of sizes
6709 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6711 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6713 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6715 * coverage.c: Include tree-pass.h.
6716 (coverage_counter_alloc): Print da_file_name to the dump file.
6718 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6720 * sbitmap.c (sbitmap_range_empty_p): New function.
6721 * sbitmap.h (sbitmap_range_empty_p): New function.
6722 * bitmap.h: Now includes obstack.h.
6724 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6725 Kenneth Zadeck <zadeck@naturalbridge.com>
6727 * dbgcnt.def (ra_byte_scan): Added.
6728 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6729 when the last hit happens for a counter.
6730 * timevar.def (TV_DF_BYTE_LR): New variable.
6731 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6732 * passes.c (pass_fast_rtl_byte_dce): New pass.
6733 * fwprop.c (update_df): Added mode to call df_ref_create.
6734 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6735 DF_REF_EXTRACT_OFFSET.
6736 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6737 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6739 (df_ref_extract): Added mode field.
6740 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6741 DF_REF_EXTRACT_OFFSET.
6742 (DF_REF_EXTRACT_MODE): New macro.
6743 (df_byte_lr_bb_info): New structure.
6744 (df_print_byte_regset, df_compute_accessed_bytes,
6745 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6746 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6747 df_byte_lr_simulate_uses,
6748 df_byte_lr_simulate_artificial_refs_at_top,
6749 df_byte_lr_simulate_artificial_refs_at_end,
6750 df_compute_accessed_bytes): New function.
6751 (df_ref_create): Add parameter.
6752 (df_byte_lr_get_bb_info): New inline function.
6753 * df-scan.c (df_ref_record, df_uses_record,
6754 df_ref_create_structure): Added mode parameter.
6755 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6756 df_defs_record, df_uses_record, df_get_conditional_uses,
6757 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6758 df_entry_block_defs_collect, df_exit_block_uses_collect):
6759 Added mode parameter to calls to df_ref_record, df_uses_record,
6760 df_ref_create_structure.
6761 (df_ref_equal_p, df_ref_compare): Added test for modes.
6762 (df_ref_create_structure): Added code to set mode. Renamed
6763 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6764 DF_REF_EXTRACT_OFFSET.
6765 * df-core.c (df_print_byte_regset): New function.
6766 * df-byte-scan.c: New file.
6767 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6768 calls to BITMAP_FREE.
6769 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6770 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6771 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6772 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6773 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6774 df_byte_lr_local_compute, df_byte_lr_init,
6775 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6776 df_byte_lr_transfer_function, df_byte_lr_free,
6777 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6778 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6779 df_byte_lr_simulate_uses,
6780 df_byte_lr_simulate_artificial_refs_at_top,
6781 df_byte_lr_simulate_artificial_refs_at_end): New function.
6782 * dce.c (byte_dce_process_block): New function.
6783 (dce_process_block): au is now passed in rather than computed
6784 locally. Changed loops that look at artificial defs to not look
6785 for conditional or partial ones, because there never are any.
6786 (fast_dce): Now is able to drive byte_dce_process_block or
6787 dce_process_block depending on the kind of dce being done.
6788 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6789 (rest_of_handle_fast_byte_dce): New function.
6790 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6791 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6793 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6796 * gcc.h: Added fortran options that take arguments to
6797 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6800 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6802 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6803 scalarization if on the LHS and not a full access.
6805 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6807 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6809 2008-04-18 Rafael Espindola <espindola@google.com>
6811 * tree-vrp.c (find_case_label_index): Fix the binary search.
6812 (find_case_label_range): New.
6813 (vrp_visit_switch_stmt): Use find_case_label_range.
6814 (simplify_switch_using_ranges): Use find_case_label_range.
6816 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6818 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6819 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6821 2008-04-18 Tom Tromey <tromey@redhat.com>
6824 * doc/cpp.texi (Implementation-defined behavior): Mention
6827 2008-04-18 Ian Lance Taylor <iant@google.com>
6829 * fold-const.c (pointer_may_wrap_p): New static function.
6830 (fold_comparison): Add another test for pointer overflow. Use
6831 pointer_may_wrap_p to disable some false positives.
6833 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6835 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6836 (fname_as_string): Match updated cpp_interpret_string prototype.
6837 (fix_string_type): Support char16_t* and char32_t*.
6838 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6839 derivative) nodes. Register as builtin if C++0x.
6840 (c_parse_error): Support CPP_CHAR{16,32}.
6841 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6842 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6843 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6844 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6845 CTI_CHAR32_ARRAY_TYPE>: New elements.
6846 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6847 char32_type_node, signed_char32_type_node, char16_array_type_node,
6848 char32_array_type_node): New defines.
6849 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6850 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6851 (lex_string): Support CPP_STRING{16,32}, match updated
6852 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6853 (lex_charconst): Support CPP_CHAR{16,32}.
6854 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6855 and CPP_STRING{16,32}.
6857 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6860 * aclocal.m4: Regenerate.
6861 * configure: Regenerate.
6863 2008-04-18 Jan Hubicka <jh@suse.cz>
6865 * except.c (dw2_size_of_call_site_table,
6866 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6868 * cgraphbuild.c (build_cgraph_edges): Update.
6869 * tree-pass.h: Update comment.
6870 * final.c (leaf_function_p): Update.
6871 (leaf_renumber_regs): Update.
6872 (rest_of_clean_state): Update.
6873 * omp-low.c (expand_omp_parallel): Update.
6874 * ipa-reference.c (analyze_function): Update.
6875 * reorg.c (find_end_label): Update.
6876 (optimize_skip): Update.
6877 (fill_simple_delay_slots): Update.
6878 (fill_simple_delay_slots): Update.
6879 (make_return_insns): Update.
6880 (dbr_schedule): Update.
6881 * gimple-low.c (record_vars_into): Update.
6882 * cfgbuild.c (make_edges): Update.
6883 * function.c (assign_stack_local): Update.
6884 (assign_parm_adjust_stack_rtl): Update.
6885 (locate_and_pad_parm): Update.
6886 (allocate_struct_function): Do not initialize stack_alignment_needed
6887 and preferred_stack_boundary here.
6888 (stack_protect_prologue): Update.
6889 (stack_protect_epilogue): Update.
6890 (expand_function_start): Initialize stack_alignment_needed,
6891 preferred_stack_boundary and max_jumptable_ents.
6892 (expand_function_end): Update.
6893 (free_after_compilation): Do not NULLify epilogue_delay_list.
6894 * function.h (struct rtl_data): Add stack_protect_guard,
6895 stack_alignment_needed,
6896 preferred_stack_boundary, epilogue_delay_list.
6897 (struct function): Remove value_histograms, stack_alignment_needed,
6898 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6900 unexpanded_var_list, stack_protect_guard.
6901 (current_function_epilogue_delay_list): Remove.
6902 * ipa-type-escape.c (analyze_function): Update.
6903 * gimplify.c (pop_gimplify_context): Update comment.
6904 * calls.c (expand_call): Update.
6905 (emit_library_call_value_1): Update.
6906 * except.c (set_nothrow_function_flags): Update.
6907 * cfgexpand.c (get_decl_align_unit): Update.
6908 (create_stack_guard): Update.
6909 (estimated_stack_frame_size): Update.
6910 (expand_used_vars): Update.
6911 (tree_expand_cfg): Free histogram earliers, init expansion variables.
6912 * explow.c (allocate_dynamic_stack_space): Update.
6913 * tree-ssa-live.c (remove_unused_locals): Update.
6914 * varasm.c (mark_constant_pool): Update.
6915 * tree-inline.c (remap_decls): Update.
6916 (initialize_cfun): Update.
6917 (declare_return_variable): Update.
6918 (inline_forbidden_p): Update.
6919 (expand_call_inline): Update.
6920 (declare_inline_vars): Update.
6921 (tree_function_versioning): Update.
6922 * tree-flow.h (value_histograms): New.
6923 (VALUE_HISTOGRAMS): New macro.
6924 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
6926 * tree-cfg.c (set_bb_for_stmt): Update.
6927 (replace_by_duplicate_decl): Update.
6928 (move_block_to_fn): Update.
6929 (new_label_mapper): Update.
6930 (dump_function_to_file): Update.
6931 * ipa-struct-reorg.c (build_data_structure): Update.
6932 * cfgrtl.c (print_rtl_with_bb): Update.
6933 * reload1.c (reload): Update.
6935 * config/i386/i386.c (setup_incoming_varargs_64,
6936 ix86_compute_frame_layout): Update.
6937 * config/arc/arc.c (arc_output_function_epilogue): Update.
6939 2008-04-18 Marius Strobl <marius@FreeBSD.org>
6941 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
6942 for FreeBSD as well.
6943 * gthr-posix95.h: Likewise.
6945 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
6947 PR rtl-optimization/35838
6948 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
6949 out the byte offset of the first subreg.
6951 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
6953 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
6954 to split_ti instead of three separate calls with single member arrays.
6955 (subti3 splitter): Ditto.
6956 (adddi3 splitter): Ditto with split_di.
6957 (subdi3 splitter): Ditto.
6958 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
6959 two separate calls with single member arrays. Swap match_dup
6960 operands 1 and 2 to better fit into the array.
6961 (negdi2 splitter): Ditto with split_di.
6962 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
6963 two separate calls with single member arrays. Swap match_dup operands
6964 6 and 7 to better fit into the array.
6966 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
6968 * config/i386/i386.c (sse_builtin_type): New.
6969 (bdesc_sse_args): Likewise.
6970 (bdesc_sse_3arg): Removed.
6971 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6972 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
6973 IX86_BUILTIN_ROUNDPS.
6974 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
6975 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
6976 IX86_BUILTIN_ROUNDPS.
6977 (ix86_expand_sse_4_operands_builtin): Removed.
6978 (ix86_expand_sse_operands_builtin): New.
6979 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
6980 and CODE_FOR_sse4_1_roundps.
6981 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
6982 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
6984 2008-04-17 Alan Modra <amodra@bigpond.net.au>
6987 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
6988 regs before frame pop when needed. If use_backchain_to_restore_sp
6989 then load backchain into a temp reg to restore vr and vrsave. Add
6990 code to restore vr after frame pop if possible.
6992 2008-04-17 Richard Guenther <rguenther@suse.de>
6994 * tree-vn.c (expressions_equal_p): Do not check type
6995 equality or compatibility before calling operand_equal_p.
6996 * fold-const.c (operand_equal_p): Check equivalence of
6997 integer constants before bailing out due to signedness or
6998 precision differences.
6999 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7000 spurious differences in type qualification. Ignore types
7001 for COMPONENT_REFs at all.
7003 2008-04-17 Christian Bruel <christian.bruel@st.com>
7005 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7006 msw_skip comparison.
7008 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7011 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7014 PR tree-optimization/35899
7015 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7016 rather than TREE_OPERAND.
7018 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7021 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7022 temporary registers. Change operand predicate to general_operand.
7023 (remainderxf3): Ditto.
7025 2008-04-16 Richard Guenther <rguenther@suse.de>
7027 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7028 * tree-affine.c (aff_combination_expand): Look through some
7031 2008-04-15 Doug Kwan <dougkwan@google.com>
7033 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7035 * tree-pretty-print.c (dump_generic_node): Ditto.
7036 * final.c (output_addr_const): Ditto.
7037 * dwarf2out.c (output_cfi): Ditto.
7038 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7039 * print-rtl.c (print_rtx): Ditto.
7040 * print-tree.c (print_node_brief, print_node): Ditto.
7041 * c-common.c (match_case_to_enum_1): Ditto.
7042 * sched-vis.c (print_value): Ditto.
7043 * config/i386/i386.c (print_operand): Cast to long unsigned int
7046 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7047 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7048 MS Windows VirtualProtect function.
7050 2008-04-15 Jan Hubicka <jh@suse.cz>
7052 * gengtype.c (write_root): Param_is argument is OK.
7053 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7054 * function.h: Include varray.h
7055 (rtl_eh): New stucture based on except.c one.
7056 (call_site_record): New forward declaration and vector type.
7057 * calls.c (emit_call_1): Do not call
7058 note_current_region_may_contain_throw.
7059 * except.c (eh_status): Remove cur_region, try_region since they are
7061 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7062 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7063 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7064 Remove call_site_data_used, call_site_data_size.
7065 Turn call_site_record into vector in function.h.
7066 (note_current_region_may_contain_throw): Remove.
7067 (get_exception_pointer, get_exception_filter): Do not take struct
7068 function argument; update.
7069 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7070 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7071 build_post_landing_pads, dw2_build_landing_pads,
7072 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7073 sjlj_emit_function_enter, sjlj_emit_function_enter,
7074 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7075 sjlj_build_landing_pads, finish_eh_generation,
7076 remove_exception_handler_label, remove_eh_handler,
7077 maybe_remove_eh_handler, add_reachable_handler,
7078 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7079 add_action_record, collect_one_action_chain, add_call_site,
7080 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7081 sjlj_output_call_site_table, output_function_exception_table,
7082 * except.h (note_current_region_may_contain_throw): Remove
7083 (get_exception_pointer, get_exception_filter): Do not take struct
7085 * Makefile.in (GTFILES): Put varargs before struct function.
7087 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7089 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7090 punt for STRING_CST.
7091 (get_constraint_for): Deal with STRING_CST here instead.
7093 2008-04-15 Richard Guenther <rguenther@suse.de>
7095 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7096 statements in a basic-block with a backward walk. Do not
7097 substitute into dead statements but instead remove those.
7099 2008-04-15 Richard Guenther <rguenther@suse.de>
7101 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7102 to zero, thus disable creation of SFTs.
7104 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7106 * tree-predcom.c (suitable_reference_p): Return false if the
7107 reference can throw.
7109 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7112 * c-decl.c (finish_decl): If extern or static var has variable
7113 size, set TREE_TYPE (decl) to error_mark_node.
7115 2008-04-15 Rafael Espindola <espindola@google.com>
7117 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7120 2008-04-15 Richard Guenther <rguenther@suse.de>
7122 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7123 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7124 (visit_reference_op_load): Do walk vuse-vdef chains on
7125 vn_reference_lookup.
7126 (visit_reference_op_store): But do not here.
7127 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7128 vn_reference_lookup.
7129 (vn_lookup_with_vuses): But do so here.
7131 2008-04-14 Ian Lance Taylor <iant@google.com>
7133 * fold-const.c (fold_overflow_warning): Remove assertion.
7135 2008-04-15 Ben Elliston <bje@au.ibm.com>
7137 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7138 temp1 local variables.
7140 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7143 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7144 ".text.unlikely" section as executable.
7146 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7148 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7149 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7150 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7151 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7152 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7153 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7154 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7156 2008-04-14 Ian Lance Taylor <iant@google.com>
7158 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7159 * fold-const.c (fold_comparison): If appropriate, test
7160 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7161 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7162 reassociating a pointer type.
7163 * doc/invoke.texi (Optimize Options): Document that
7164 -fstrict-overflow applies to pointer wraparound.
7166 2008-04-13 Jan Hubicka <jh@suse.cz>
7168 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7170 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7172 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7173 we are going to "save the world".
7175 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7177 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7178 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7179 operand 0 constraint, not "=".
7181 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7183 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7185 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7187 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7188 of size of positions_needed * CHAR_BIT.
7190 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7193 * dse.c (store_info): Change positions_needed to unsigned
7195 (lowpart_bitmask): New.
7196 (record_store): Cast to unsigned HOST_WIDE_INT for
7197 positions_needed. Assert width <= size of positions_needed *
7198 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7199 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7200 lowpart_bitmask to set mask.
7202 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7204 * config/bfin/constraints.md: New file.
7205 * config/bfin/bfin.md: Include it.
7206 (adddi3): Use satisfies_constraint functions instead of the old macros.
7207 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7208 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7209 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7210 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7211 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7212 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7213 EXTRA_CONSTRAINT): Delete.
7214 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7215 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7217 * config/bfin/bfin.c: Include "tm-constrs.h".
7218 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7219 Use satisfies_constraint functions instead of the old macros.
7220 * doc/md.texi (Blackfin Constraints): Update file name reference.
7222 2008-04-11 Richard Guenther <rguenther@suse.de>
7224 PR tree-optimization/35869
7225 * tree-vrp.c (execute_vrp): Move switch statement update after
7226 jump threading. Schedule another cfg cleanup run.
7228 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7231 * attribs.c (decl_attributes): Return early on errorneous node.
7233 2008-04-10 Oleg Ryjkov <olegr@google.com>
7235 * tree.h (struct tree_base): Added a new flag default_def_flag.
7236 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7238 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7240 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7242 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7245 * pa.md: Define mode iterator P. Define mode attribute dwc.
7246 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7247 (icacheflush): Likewise.
7248 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7249 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7251 2008-04-11 Ben Elliston <bje@au.ibm.com>
7253 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7255 2008-04-10 Rafael Espindola <espindola@google.com>
7257 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7258 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7259 (extract_range_from_expr): The same.
7261 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7263 * config/mips/mips.md (GPR2): New mode iterator.
7265 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7266 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7267 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7268 Rewrite these to take two modes, the mode of comparison and the
7269 mode of the destination.
7270 * config/mips/mips.c (mips_expand_scc): Instead of having
7271 paradoxical subreg as destination, expand "narrowing" scc if mode
7272 of comparison is SI and target is requested in DI mode.
7273 (mips_emit_int_order_test): Update comment. Make mode of
7274 comparison match CMP0 rather than TARGET. When creating inverse
7275 target use mode of TARGET.
7277 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7279 * gcov-dump.c (tag_summary): Only print summaries for the first
7280 GCOV_COUNTERS_SUMMABLE counters.
7282 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7284 * config/i386/i386.md (absneg): New code iterator.
7285 (absnegprefix): New code attribute.
7286 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7287 patterns using absneg code iterator.
7288 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7289 using absneg code iterator.
7290 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7291 *neg<mode>2 patterns using absneg code iterator.
7292 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7293 *negextendsfdf2 patterns using absneg code iterator.
7294 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7295 *negextendsfxf2 patterns using absneg code iterator.
7296 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7297 *negextendsfdf2 patterns using absneg code iterator.
7298 * config/i386/sse.md (<code><mode>2): Macroize expander from
7299 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7301 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7303 * config/s390/s390.h: Remove the remains of the recent search
7304 & replace action of current_function_outgoing_args_size.
7306 2008-04-10 Ira Rosen <irar@il.ibm.com>
7308 PR tree-optimization/35821
7309 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7310 NEW_STMT_LIST is not NULL.
7312 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7315 * toplev.c (process_options): Remove -ffunction-sections debugging
7318 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7320 PR middle-end/PR28690
7321 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7322 than gen_rtx_fmt_ee to perform more canonicalizations.
7324 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7327 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7329 2008-04-09 Richard Guenther <rguenther@suse.de>
7331 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7332 (dump_function_to_file): Dump function arguments with types.
7334 2008-04-08 Richard Guenther <rguenther@suse.de>
7336 * fold-const.c (fold_widened_comparison): Do not allow
7337 sign-changes that change the result.
7339 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7342 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7343 kinds of indirect references.
7345 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7347 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7348 GNU Fortran language string.
7350 2008-04-08 Rafael Espindola <espindola@google.com>
7352 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7353 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7354 * tree.h (tree_call_nonnegative_warnv_p): New.
7356 2008-04-08 Jan Hubicka <jh@suse.cz>
7358 * function.c (free_after_compilation): Clear out regno_reg_rtx
7361 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7364 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7366 PR middle-end/PR28690
7367 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7368 same precedence as REG_POINTER and MEM_POINTER operands.
7370 2008-04-08 Richard Guenther <rguenther@suse.de>
7373 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7374 for adding index to base.
7376 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7378 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7379 (MINGW_ENABLE_EXECUTE_STACK): New.
7380 (IN_LIBGCC2): For libgcc include windows.h file for
7381 function declarations.
7383 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7385 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7386 and tem2 if tem1 is not a REG or MULT.
7388 2008-04-08 Jan Hubicka <jh@suse.cz>
7390 * function.h (incomming_args): Break out of struct function.
7391 (function_subsections): Break out of struct function.
7392 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7393 return_rtx and hard_reg_initial_vals from struct function.
7394 Kill inl_max_label_num.
7395 (current_function_pops_args, current_function_args_info,
7396 current_function_args_size, current_function_args_size,
7397 current_function_pretend_args_size,
7398 current_function_outgoing_args_size,
7399 current_function_internal_arg_pointer, current_function_return_rtx):
7400 Kill compatibility accestor macros.
7401 * builtins.c (expand_builtin_apply_args_1): Update.
7402 (expand_builtin_next_arg): Update.
7403 * df-scan.c (df_get_call_refs): Update.
7404 * dbxout.c (dbxout_function_end): Update.
7405 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7406 (output_line_info): Update.
7407 (secname_for_decl): Update.
7408 (dwarf2out_var_location): Update.
7409 * function.c (free_after_compilation): Update.
7410 (assign_parm_find_stack_rtl): Update.
7411 (assign_parms): Update.
7412 (expand_dummy_function_end): Update.
7413 (expand_function_end): Update.
7414 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7415 (expand_call): Update.
7416 (emit_library_call_value_1): Update.
7417 (store_one_arg): Update.
7418 * varasm.c (initialize_cold_section_name): Update.
7419 (unlikely_text_section): Update.
7420 (unlikely_text_section_p): Update.
7421 (assemble_start_function): Update.
7422 (assemble_end_function): Update.
7423 (default_section_type_flags): Update.
7424 (switch_to_section): Update.
7425 * integrate.c (set_decl_abstract_flags): Update.
7426 (get_hard_reg_initial_val): Update.
7427 (has_hard_reg_initial_val): Update.
7428 (allocate_initial_values): Update.
7429 * resource.c (init_resource_info): Update.
7430 * config/alpha/alpha.c (NUM_ARGS): Update.
7431 (direct_return): Update.
7432 (alpha_va_start): Update.
7433 (alpha_sa_size): Update.
7434 (alpha_initial_elimination_offset): Update.
7435 (alpha_expand_prologue): Update.
7436 (alpha_start_function): Update.
7437 (alpha_expand_epilogue): Update.
7438 (unicosmk_initial_elimination_offset):
7439 * config/alpha/alpha.md (call expander): Update.
7440 * config/s390/s390.c (s390_register_info): Update.
7441 (s390_register_info): Update.
7442 (s390_frame_info): Update.
7443 (s390_initial_elimination_offset): Update.
7444 (s390_build_builtin_va_list): Update.
7445 (s390_va_start): Update.
7446 * config/spu/spu.c (direct_return): Update.
7447 (spu_expand_prologue): Update.
7448 (spu_initial_elimination_offset): Update.
7449 (spu_build_builtin_va_list): Update.
7450 (spu_va_start): Update.
7451 * config/sparc/sparc.c (sparc_init_modes): Update.
7452 (sparc_compute_frame_size): Update.
7453 (function_value): Update.
7454 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7455 * config/i386/i386.md (return expander): Update.
7456 * config/i386/i386.c (ix86_va_start): Update.
7457 (ix86_can_use_return_insn_p): Update.
7458 (ix86_compute_frame_layout): Update.
7459 (ix86_expand_epilogue): Update.
7460 * config/sh/sh.c (output_stack_adjust): Update.
7461 (calc_live_regs): Update.
7462 (sh_expand_prologue): Update.
7463 (sh_builtin_saveregs): Update.
7464 (sh_va_start): Update.
7465 (initial_elimination_offset): Update.
7466 (sh_allocate_initial_value): Update.
7467 (sh_function_ok_for_sibcall): Update.
7468 (sh_get_pr_initial_val): Update.
7469 * config/sh/sh.md (return expander): Update.
7470 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7471 * config/crx/crx.c (crx_compute_frame): UPdate.
7472 (crx_initial_elimination_offset): UPdate.
7473 * config/xtensa/xtensa.c (compute_frame_size): Update
7474 (xtensa_builtin_saveregs): Update.
7475 (xtensa_va_start): Update.
7476 (order_regs_for_local_alloc): Update.
7477 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7478 (xstormy16_expand_builtin_va_start): Update.
7479 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7480 * config/m68hc11/m68hc11.md (return expanders): Update.
7481 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7482 (expand_epilogue): Update.
7483 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7484 (cris_simple_epilogue): Update.
7485 (cris_expand_prologue): Update.
7486 (cris_expand_epilogue): Update.
7487 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7488 (compute_frame_size): Update.
7489 * config/mt/mt.c (mt_compute_frame_size): Update.
7490 * config/mn10300/mn10300.c (expand_prologue): Update.
7491 (expand_epilogue): Update.
7492 (initial_offset): Update.
7493 (mn10300_builtin_saveregs):
7494 * config/mn10300/mn10300.md (return expander): Update.
7495 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7496 (ia64_initial_elimination_offset): Update.
7497 (ia64_initial_elimination_offset): Update.
7498 (ia64_expand_prologue): Update.
7499 * config/m68k/m68k.md (return expander): Update.
7500 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7501 (rs6000_stack_info): Update.
7502 * config/mcore/mcore.c (layout_mcore_frame): Update.
7503 (mcore_expand_prolog): Update.
7504 * config/arc/arc.c (arc_compute_frame_size): Update.
7505 * config/score/score3.c (score3_compute_frame_size): Update.
7506 * config/score/score7.c (score7_compute_frame_size): Update.
7507 * config/arm/arm.c (use_return_insn): Update.
7508 (thumb_find_work_register): Update.
7509 (arm_compute_save_reg_mask): Update.
7510 (arm_output_function_prologue): Update.
7511 (arm_output_epilogue): Update.
7512 (arm_size_return_regs): Update.
7513 (arm_get_frame_offsets): Update.
7514 (arm_expand_prologue): Update.
7515 (thumb_exit): Update.
7516 (thumb_unexpanded_epilogue): Update.
7517 (thumb1_output_function_prologue): Update.
7518 * config/pa/pa.md (return expander): Update.
7519 * config/pa/pa.c (compute_frame_size): Update.
7520 (hppa_builtin_saveregs): Update.
7521 * config/mips/mips.c (mips_va_start): Update.
7522 (mips16_build_function_stub): Update.
7523 (mips_compute_frame_info): Update.
7524 (mips_restore_gp): Update.
7525 (mips_output_function_prologue): Update.
7526 (mips_expand_prologue): Update.
7527 * config/v850/v850.c (compute_frame_size): Update.
7528 (expand_prologue): * config/mmix/mmix.c (along): update.
7529 (mmix_initial_elimination_offset): update.
7530 (mmix_reorg): update.
7531 (mmix_use_simple_return): update.
7532 (mmix_expand_prologue): update.
7533 (mmix_expand_epilogue): Update.
7534 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7535 (emit_link_insn): Update.
7537 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7539 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7540 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7542 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7545 2008-04-07 Jan Hubicka <jh@suse.cz>
7547 * function.h (rtl): Rename to x_rtl.
7549 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7550 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7551 used_temp_slots avail_temp_slots, temp_slot_level,
7552 nonlocal_goto_handler_labels): Update accesstors.
7553 (rtl): New global variable.
7554 (struct function): Move some fileds to rtl_data.
7555 (get_arg_pointer_save_area): Update prototype.
7556 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7557 get_arg_pointer_save_area.
7558 * expr.c (init_expr): Update
7559 * function.c (get_frame_size): Update
7560 (assign_stack_local): Update
7561 (expand_function_end): Update.
7562 (get_art_pointer_save_area): Update
7564 * emit-rtl.c (rtl): Declare.
7565 (regno_reg_rtx): Declare.
7566 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7568 (gen_reg_rtx): Update.
7569 * varasm.c (n_deferred_constatns): Update accestor.
7570 (init_varasm_status): Do not allocate varasm_status.
7571 (force_const_mem, get_pool_size, output_constant_pool): Update.
7572 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7573 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7574 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7575 * sparc/sparc.h (INIT_EXPANDERS): Update.
7576 * ia64/ia64.h (INIT_EXPANDERS): Update.
7578 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7580 * reload.c (push_secondary_reload): Add missing break to for loop.
7582 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7584 PR middle-end/PR28690
7585 * rtlanal.c: Update copyright years.
7586 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7587 as REG_POINTER and MEM_POINTER operands.
7588 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7589 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7590 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7591 * gcse.c: Update copyright years.
7592 (pre_delete): Call gen_reg_rtx_and_attrs.
7593 (hoist_code): Likewise.
7594 (build_store_vectors): Likewise.
7595 (delete_store): Likewise.
7596 * loop-invariant.c (move_invariant_reg): Likewise.
7597 Update copyright years.
7599 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7601 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7602 control string instead of quoted.
7604 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7606 * doc/rtl.texi: Rewrite of subreg section.
7608 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7611 * config/i386/i386.c (legitimize_pic_address): Add treating
7612 of dllimport SYM_REF's.
7613 (legitimize_dllimport_symbol): Add prototype.
7615 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7617 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7618 reference in constructor with non self-referential type.
7620 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7622 Removal of Return with Depressed Stack Pointer support
7623 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7624 (ECF_SP_DEPRESSED): Likewise.
7625 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7626 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7627 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7628 (expand_call): Do not test ECF_SP_DEPRESSED.
7629 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7630 * function.c (keep_stack_depressed): Delete.
7631 (handle_epilogue_set): Likewise.
7632 (update_epilogue_consts): Likewise.
7633 (emit_equiv_load): Likewise.
7634 (thread_prologue_and_epilogue_insns): Remove support for Return with
7635 Depressed Stack Pointer.
7636 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7638 2008-04-06 Richard Guenther <rguenther@suse.de>
7640 PR tree-optimization/35400
7641 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7642 information from SSA_NAMEs.
7644 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7646 * config/avr/avr.h (avr_mega_p): Remove declaration.
7647 (AVR_MEGA): Remove macro.
7648 * config/avr/avr.c (avr_mega_p): Remove variable.
7649 (avr_override_options): Remove inicializion of avr_mega_p.
7650 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7651 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7652 (avr_jump_mode): (Ditto.).
7653 (avr_output_progmem_section_asm_op): (Ditto.).
7654 (avr_asm_init_sections): (Ditto.).
7655 (avr_asm_init_sections): (Ditto.).
7656 (avr_rtx_costs): (Ditto.).
7657 * config/avr/avr.md: (Ditto.).
7658 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7661 2008-04-06 Richard Guenther <rguenther@suse.de>
7663 PR tree-optimization/35842
7664 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7665 is_gimple_invariant_address.
7667 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7669 * gcc.c (default_compilers): Sync Fortran extensions list with
7670 that in fortran/lang-specs.h.
7671 * doc/invoke.texi: Likewise.
7672 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7673 * dwarf2out.c (gen_compile_unit_die): Likewise.
7675 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7677 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7679 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7682 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7683 attribute is used for nested functions.
7685 2008-04-05 Jan Hubicka <jh@suse.cz>
7687 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7689 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7691 (dump_files): Update.
7692 (enable_rtl_dump_file): Do not accept letter argument.
7693 * tree-pass.h (dump_file_info): Remove letter argument.
7694 * toplev.c (decode_d_option): Update -da handling.
7695 * toplev.h (enable_rtl_dump_file): Update prototype.
7696 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7697 it out based on pass type.
7698 (register_dump_files_1): Likewise.
7699 (init_optimization_passes): Update register_one_dump_file calls.
7700 (execute_one_pass): Sanity check that IPA passes are called at IPA
7701 level and RTL passes at RTL level.
7702 (execute_pass_list): IPA pass can not be after or subpass of
7704 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7705 disallov RTL subpasses of IPA subpasses.
7707 2008-04-05 Ben Elliston <bje@au.ibm.com>
7709 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7710 builtins that return exactly once and do not throw. Cache call to
7713 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7715 PR rtl-optimization/34916
7717 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7718 between instruction pairs.
7720 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7722 * doc/invoke.texi: Document -mbitops for SH.
7723 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7724 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7725 * config/sh/sh.c (print_operand): Add %t operand code.
7726 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7727 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7728 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7729 (extendqihi2): Likewise.
7730 (movqi_i): Likewise.
7731 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7732 (extv): Use bld instruction for SH2A if possible.
7734 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7735 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7736 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7737 (bset.b, bclr.b): Define peepholes.
7738 * config/sh/sh.opt (mbitops): New option.
7740 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7743 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7744 and view convert expression.
7746 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7749 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7751 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7753 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7755 * config/i386/cpuid.h (bit_AES): New.
7756 (bit_PCLMUL): Likewise.
7758 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7759 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7760 SSE2 if AES or PCLMUL is enabled.
7761 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7762 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7763 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7764 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7765 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7766 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7767 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7768 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7769 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7770 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7771 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7772 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7773 __builtin_ia32_aeskeygenassist128 and
7774 __builtin_ia32_pclmulqdq128.
7775 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7776 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7777 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7779 * config/i386/i386.h (TARGET_AES): New.
7780 (TARGET_PCLMUL): Likewise.
7781 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7783 * config/i386/i386.md (UNSPEC_AESENC): New.
7784 (UNSPEC_AESENCLAST): Likewise.
7785 (UNSPEC_AESDEC): Likewise.
7786 (UNSPEC_AESDECLAST): Likewise.
7787 (UNSPEC_AESIMC): Likewise.
7788 (UNSPEC_AESKEYGENASSIST): Likewise.
7789 (UNSPEC_PCLMUL): Likewise.
7791 * config/i386/i386.opt (maes): New.
7792 (mpclmul): Likewise.
7794 * config/i386/sse.md (aesenc): New pattern.
7795 (aesenclast): Likewise.
7797 (aesdeclast): Likewise.
7799 (aeskeygenassist): Likewise.
7800 (pclmulqdq): Likewise.
7802 * config/i386/wmmintrin.h: New.
7804 * doc/extend.texi: Document AES and PCLMUL built-in function.
7806 * doc/invoke.texi: Document -maes and -mpclmul.
7808 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7810 * function.c (free_after_parsing): Replace with
7811 cxx_push_function_context from C++ front-end.
7812 (allocate_struct_function): Don't call langhook.
7813 * langhooks.h (struct lang_hooks_for_functions): Delete.
7814 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7816 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7817 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7818 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7819 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7820 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7821 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7822 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7824 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7825 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7827 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7830 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7833 2008-04-04 Richard Guenther <rguenther@suse.de>
7836 * fold-const.c (optimize_minmax_comparison): Use the correct
7837 type for the constant in the simplified comparison.
7839 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7841 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7842 Pass L2 size as "--param l2-cache-size" to the compiler.
7843 (decode_l2_cache): New function to decode L2 cache parameters using
7844 0x8000006 extended cpuid function.
7845 (detect_caches_amd): Determine parameters of L2 cache using
7846 decode_l2_caches function.
7847 (decode_caches_intel): Decode L2 cache parameters.
7848 (detect_caches_intel): Determine L2 cache parameters using
7849 decode_caches_intel and decode_l2_caches functions.
7851 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7853 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7854 secondary input reload for subword loads from the constant pool.
7856 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7859 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7860 constants of the appropriate size for runtime calculations.
7863 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7864 decimal-float literal constant zero.
7866 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7869 * c-parser.c (c_parser_omp_atomic): Call
7870 default_function_array_conversion on the RHS.
7873 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7874 call is_variable_sized if decl has incomplete type.
7876 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7878 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7880 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7882 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7884 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7885 (sgt<u>): Merge sgt and sgtu into new expander.
7886 (sgt, sgtu): Remove expanders.
7887 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7888 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7889 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7890 *sgtu_<mode>_mips16 into new pattern.
7891 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7892 (sge<u>): Merge sge and sgeu into new expander.
7893 (sge, sgeu): Remove expanders.
7894 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7896 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7897 (slt<u>): Merge slt and sltu into new expander.
7898 (slt, sltu): Remove expanders.
7899 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7900 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7901 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7902 *sltu_<mode>_mips16 into new pattern.
7903 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7904 (sle<u>): Merge sle and sleu into new expander.
7905 (sle, sleu): Remove expanders.
7906 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
7907 (*sle_<mode>, *sleu_<mode>): Remove patterns.
7908 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
7909 *sleu_<mode>_mips16 into new pattern.
7910 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
7912 2008-04-03 Jan Hubicka <jh@suse.cz>
7914 PR tree-optimization/35795
7915 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
7916 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7917 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7918 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7919 * score/score3.c (score3_output_mi_thunk): Likewise.
7920 * score/score7.c (score7_output_mi_thunk): Likewise.
7921 * mips/mips.c (mips_output_mi_thunk): Likewise.
7923 2008-04-03 Richard Guenther <rguenther@suse.de>
7925 * tree-vrp.c (extract_range_from_unary_expr): Handle all
7926 conversions. Simplify code.
7928 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
7930 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
7932 2008-04-03 Tom Tromey <tromey@redhat.com>
7933 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7935 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7936 * config/bfin/t-bfin-linux (generated_files): Add
7937 linux-sysroot-suffix.h.
7938 * doc/install.texi (Prerequisites): Require make 3.80.
7939 * doc/sourcebuild.texi (Front End Directory): Document new
7941 * Makefile.in (generated_files): New variable.
7942 (ALL_HOST_OBJS): New variable.
7943 ($(ALL_HOST_OBJS)): New target.
7945 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7947 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
7948 (remap_block): Call id->transform_lang_insert_block instead
7950 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
7951 Set id.transform_lang_insert_block to NULL.
7952 (clone_body): Move to cp/optimize.c
7953 * tree-inline.h (struct copy_body_data): Change
7954 transform_lang_insert_block to function pointer.
7955 (copy_generic_body, copy_decl_no_change): Export.
7956 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
7957 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
7958 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
7960 * c-tree.h (insert_block): Kill.
7961 * c-decl.c (insert_block): Kill.
7963 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
7965 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7966 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7967 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
7969 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
7970 argument, call {push,pop}_function_context from here.
7971 * c-parser.c: Use c_{push,pop}_function_context.
7973 * function.c (push_function_context_to): Move meat ...
7974 (push_function_context): ... here. Simplify.
7975 * function.c (pop_function_context_from): Move meat ...
7976 (pop_function_context): ... here. Simplify.
7977 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
7979 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
7980 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
7981 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
7982 * tree.h (push_function_context_to, pop_function_context_from): Remove.
7984 2008-04-03 Ben Elliston <bje@au.ibm.com>
7986 * expmed.c (extract_force_align_mem_bit_field): Remove.
7988 2008-04-03 Richard Guenther <rguenther@suse.de>
7991 * expr.h (try_casesi): Adjust prototype.
7992 * expr.c (try_casesi): Take fallback label as extra parameter.
7993 Use that for gen_casesi if default_label is NULL.
7994 * stmt.c (expand_case): Pass fallback label to try_casesi,
7995 make sure to fill gaps with a fallback label if default_label
7998 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8001 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8003 2008-04-03 Ben Elliston <bje@au.ibm.com>
8005 * expmed.c (extract_split_bit_field): Remove if (0) code.
8006 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8007 (do_ds_constraint): Likewise.
8009 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8011 * doc/cppopts.texi (-dU): Document.
8012 * c-common.h (flag_dump_macros): Update comment.
8013 * c-opts.c (handle_OPT_d): Handle -dU.
8014 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8015 dump_queued_macros, cb_used_define, cb_used_undef): New.
8016 (init_pp_output): Handle -dU.
8017 (cb_line_change): Call dump_queued_macros.
8018 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8020 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8022 * config/avr/predicates.md (io_address_operand): New predicate.
8023 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8024 * config/avr/avr.c (avr_io_address_p): Remove function.
8025 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8026 'avr_io_address_p' function.
8027 (out_movhi_r_mr): (Ditto.).
8028 (out_movqi_mr_r): (Ditto.).
8029 (out_movhi_mr_r): (Ditto.).
8030 (avr_address_cost): (Ditto.).
8032 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8034 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8035 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8036 in 32bit mode when XMM registers are available to avoid store
8038 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8039 corresponding post-reload splitters.
8041 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8043 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8044 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8045 __builtin_ia32_roundss.
8046 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8047 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8048 __builtin_ia32_roundss.
8049 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8050 IX86_BUILTIN_SHUFPD here.
8052 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8054 * config/i386/i386.md (plogic): New.
8055 (plogicprefix): Likewise.
8057 * config/i386/mmx.md (mmx_<code><mode>3): New.
8058 (mmx_and<mode>3): Removed.
8059 (mmx_ior<mode>3): Likewise.
8060 (mmx_xor<mode>3): Likewise.
8062 * config/i386/sse.md (<code><mode>3): New.
8063 (*<code><mode>3): Likewise.
8064 (*<code><mode>3): Likewise.
8065 (<code><mode>3): Likewise.
8066 (*sse_<code><mode>3): Likewise.
8067 (*sse2_<code><mode>3): Likewise.
8068 (<code>tf3): Likewise.
8069 (*<code>tf3): Likewise.
8070 (and<mode>3): Likewise.
8071 (*and<mode>3): Likewise.
8072 (ior<mode>3): Removed.
8073 (*ior<mode>3): Likewise.
8074 (xor<mode>3): Likewise.
8075 (*xor<mode>3): Likewise.
8076 (*and<mode>3): Likewise.
8077 (*ior<mode>3): Likewise.
8078 (*xor<mode>3): Likewise.
8079 (and<mode>3): Likewise.
8080 (*sse_and<mode>3): Likewise.
8081 (*sse2_and<mode>3): Likewise.
8083 (*andtf3): Likewise.
8084 (ior<mode>3): Likewise.
8085 (*sse_ior<mode>3): Likewise.
8086 (*sse2_ior<mode>3): Likewise.
8088 (*iortf3): Likewise.
8089 (xor<mode>3): Likewise.
8090 (*sse_xor<mode>3): Likewise.
8091 (*sse2_xor<mode>3): Likewise.
8093 (*xortf3): Likewise.
8095 2008-04-02 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/14495
8098 PR tree-optimization/34793
8099 * tree-vrp.c (struct switch_update): New structure.
8100 (to_remove_edges, to_update_switch_stmts): New VECs.
8101 (simplify_switch_using_ranges): New function. Remove not taken
8102 case labels and edges.
8103 (simplify_stmt_using_ranges): Call it.
8104 (identify_jump_threads): Mark edges we have queued for removal
8105 so we don't thread them.
8106 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8108 * tree-cfg.c (group_case_labels): Deal with missing default label.
8109 (tree_verify_flow_info): Allow missing default label.
8110 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8111 (emit_case_nodes): Likewise.
8112 (expand_case): Do not rely on the default label to be present.
8113 * expr.c (try_casesi): Deal with NULL default_label.
8114 (do_tablejump): Likewise.
8116 2008-04-02 Richard Guenther <rguenther@suse.de>
8118 PR tree-optimization/14495
8119 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8120 SWITCH_EXPR here ...
8121 (vrp_visit_switch_stmt): ... but here (new function).
8122 (find_case_label_index): New helper function.
8123 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8125 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8127 * fwprop.c: Fix ISO-C99ism.
8129 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8132 * Makefile.in (objdir): Set it here.
8133 * configure.ac: Not here. Find dynamic linker characteristics.
8134 * exec-tool.in: Use them.
8135 * aclocal.m4: Regenerate.
8136 * configure: Regenerate.
8138 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8140 * expr.c (expand_var): Delete it.
8141 * expr.h (expand_var): Delete prototype.
8142 * function.c (expand_function_start): Use expand_decl instead.
8143 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8146 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8148 PR rtl-optimization/35542
8149 * fwprop.c (forward_propagate_and_simplify): Replace
8150 loc_reg_mentioned_in_p with reg_mentioned_p.
8152 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8154 PR rtl-optimization/35281
8155 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8156 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8157 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8158 (varying_mem_p): Move above propagate_rtx.
8159 (all_uses_available_at): Do not check MEMs.
8161 2008-04-02 Rafael Espindola <espindola@google.com>
8163 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8164 (register_edge_assert_for_2): Split the cond argument.
8165 (register_edge_assert_for_1): Adjust for the change in
8166 register_edge_assert_for_2.
8167 (register_edge_assert_for): Split the cond argument.
8168 (find_switch_asserts): Adjust for the change in
8169 register_edge_assert_for.
8171 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8173 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8174 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8175 offsets for 64-bit mingw.
8176 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8177 abi for x86_64-pc-mingw.
8179 2008-04-02 Richard Guenther <rguenther@suse.de>
8181 * tree-vrp.c (extract_range_from_assert): Make sure to not
8182 produce range min/max with TREE_OVERFOW set.
8183 If merging a anti-range and a range keep the anti-range if
8184 the range covers all values of the type.
8185 (register_edge_assert_for_2): Only allow sign-changing
8186 conversions in detecting canonical range checks. Also
8187 register an assert for the unsigned name if useful.
8189 PR tree-optimization/35787
8190 * tree-vrp.c (vrp_val_max): New function.
8191 (vrp_val_min): Likewise.
8192 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8193 (vrp_val_is_min): Likewise.
8194 (supports_overflow_infinity): Use vrp_val_{min,max}.
8195 (negative_overflow_infinity): Likewise.
8196 (positive_overflow_infinity): Likewise.
8197 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8198 (is_positive_overflow_infinity): Likewise.
8199 (is_overflow_infinity): Likewise.
8200 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8201 vrp_val_is_{min,max}.
8202 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8203 to ranges if possible. Avoid empty ranges.
8205 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8208 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8209 the expression is a function address.
8211 2008-04-01 George Helffrich <george@gcc.gnu.org>
8213 PR fortran/35154, fortran/23057
8214 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8215 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8216 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8217 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8219 (dbxout_syms): Check for COMMON-based symbol and wrap in
8220 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8221 in bracket for efficiency.
8223 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8224 using DW_TAG_common_block + member offset.
8225 (add_pubname_string): New function.
8226 (dw_expand_expr): New function to find block name and offset for
8228 (common_check): New function to check whether symbol in Fortran COMMON.
8229 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8231 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8234 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8236 2008-04-02 Ben Elliston <bje@au.ibm.com>
8238 * config/v850/v850.md (casesi): Remove if (0) code.
8239 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8240 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8242 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8244 * config/i386/i386.md (rex64suffix): New mode attribute.
8245 (floathi<mode>2): Disable expander for SSE math.
8246 (*floathi<mode>2_1): New insn insn_and_split pattern.
8247 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8248 corresponding post-reload splitters.
8249 (*floathi<mode>2_i387): New macroized insn pattern.
8250 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8251 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8252 insn_and_split pattern.
8253 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8254 New macroized instruction patterns and corresponding post-reload
8256 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8257 and corresponding post-reload splitters.
8258 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8259 New macroized instruction patterns.
8260 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8261 macroized instruction patterns and corresponding post-reload splitters.
8262 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8263 corresponding post-reload splitters.
8264 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8265 New macroized instruction patterns.
8266 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8267 corresponding post-reload splitters.
8268 (*floatsi<mode>2_i387): New macroized instruction patterns.
8270 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8272 * config/i386/i386.md (smaxmin): New.
8273 (umaxmin): Likewise.
8274 (maxminiprefix): Likewise.
8275 (maxminfprefix): Likewise.
8276 (<code><mode>3): Likewise.
8277 (smin<mode>3): Removed.
8278 (smax<mode>3): Likewise.
8280 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8281 (mmx_<code>v4hi3): Likewise.
8282 (mmx_<code>v8qi3): Likewise.
8283 (mmx_smaxv2sf3): Removed.
8284 (mmx_sminv2sf3): Likewise.
8285 (mmx_umaxv8qi3): Likewise.
8286 (mmx_smaxv4hi3): Likewise.
8287 (mmx_uminv8qi3): Likewise.
8288 (mmx_sminv4hi3): Likewise.
8290 * config/i386/sse.md (<addsub><mode>3): New.
8291 (*<addsub><mode>3): Likewise.
8292 (<sse>_vm<addsub><mode>3): Likewise.
8293 (<maxmin><mode>3): Likewise.
8294 (*<maxmin><mode>3_finite): Likewise.
8295 (*<maxmin><mode>3): Likewise.
8296 (<sse>_vm<maxmin><mode>3): Likewise.
8297 (sse3_h<addsub>v4sf3): Likewise.
8298 (sse3_h<addsub>v2df3): Likewise.
8299 (<maxmin>v16qi3): Likewise.
8300 (*<maxmin>v16qi3): Likewise.
8301 (<maxmin>v8hi3): Likewise.
8302 (*<maxmin>v8hi3): Likewise.
8303 (*sse4_1_<maxmin><mode>3): Likewise.
8304 (*sse4_1_<maxmin><mode>3): Likewise.
8305 (add<mode>3): Removed.
8306 (*add<mode>3): Likewise.
8307 (<sse>_vmadd<mode>3): Likewise.
8308 (sub<mode>3): Likewise.
8309 (*sub<mode>3): Likewise.
8310 (<sse>_vmsub<mode>3): Likewise.
8311 (smin<mode>3): Likewise.
8312 (*smin<mode>3_finite): Likewise.
8313 (*smin<mode>3): Likewise.
8314 (<sse>_vmsmin<mode>3): Likewise.
8315 (smax<mode>3): Likewise.
8316 (*smax<mode>3_finite): Likewise.
8317 (*smax<mode>3): Likewise.
8318 (<sse>_vmsmax<mode>3): Likewise.
8319 (sse3_haddv4sf3): Likewise.
8320 (sse3_haddv2df3): Likewise.
8321 (sse3_hsubv4sf3): Likewise.
8322 (sse3_hsubv2df3): Likewise.
8323 (umaxv16qi3): Likewise.
8324 (*umaxv16qi3): Likewise.
8325 (smaxv8hi3): Likewise.
8326 (*smaxv8hi3): Likewise.
8327 (*sse4_1_smax<mode>3): Likewise.
8328 (*sse4_1_umax<mode>3): Likewise.
8329 (uminv16qi3): Likewise.
8330 (*uminv16qi3): Likewise.
8331 (sminv8hi3): Likewise.
8332 (*sminv8hi3): Likewise.
8333 (*sse4_1_smin<mode>3): Likewise.
8334 (*sse4_1_umin<mode>3): Likewise.
8336 2008-04-01 Rafael Espindola <espindola@google.com>
8338 * tree-cfg.c (verify_expr): remove in_phi.
8339 (verify_stmt): Don't call walk_tree with verify_expr. Use
8340 is_gimple_min_invariant instead of is_gimple_val.
8342 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8344 * doc/include/gpl_v3.texi: Update for manpage generation.
8345 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8347 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8348 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8349 gpl_v3.texi instead of gpl.texi.
8352 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8355 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8357 2008-04-01 Rafael Espindola <espindola@google.com>
8359 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8360 (extract_code_and_val_from_cond): Use
8361 extract_code_and_val_from_cond_with_ops.
8363 2008-04-01 Jan Hubicka <jh@suse.cz>
8365 * function.c (free_after_compilation): Free epilogue_delay_list.
8366 (prepare_function_start): Assert that previous compilation was freed.
8368 2008-04-01 Jan Hubicka <jh@suse.cz>
8369 Jim Wilson <wilson@tuliptree.org>
8370 Andreas Tobler <andreast@gcc.gnu.org>
8373 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8374 rtl.emit instead cfun->emit.
8375 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8376 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8378 2008-04-01 Ben Elliston <bje@au.ibm.com>
8380 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8382 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8384 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8386 (fprofile-use): Add var flag_profile_use
8387 * coverage.c (coverage_begin_output): Do not open a gcno file for
8388 output only if -ftest-coverage is set.
8389 Do not add getpwd() to gcda file path.
8390 (build_gcov_info): Check the new flag
8391 flag_profile_datafile_relative_path.
8392 (coverage_init): Use profile_data_prefix.
8393 Read profile counter only if flag_profile_use is set.
8394 * opts.c (common_handle_option): New option fprofile-use=,
8395 fprofile-dir=, fprofile-generate=.
8396 * toplev.c (profile_data_prefix): New variable definition.
8397 * toplev.h (profile_data_prefix): New declaration.
8398 * doc/invoke.tex (Option Summary, Optimization Options):
8401 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8403 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8404 use tmp consistently.
8407 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8408 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8409 UNSPEC_FR_RECIP_APPROX_RES.
8410 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8412 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8415 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8417 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8420 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8421 element of the vector via a pointer.
8423 2008-03-31 Ian Lance Taylor <iant@google.com>
8425 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8427 2008-03-31 Jan Hubicka <jh@suse.cz>
8429 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8430 get_arg_pointer_save_area.
8431 * expr.c (init_expr): Just clear out rtl.expr.
8432 * function.c (free_after_compilation): Clear out whole RTL structure.
8433 (get_func_frame_size): Merge into ...
8434 (get_frame_size): ... this one.
8435 (assign_stack_local_1): Merge into ...
8436 (assign_stack_local): ... this one.
8437 (expand_function_end): Update call of get_arg_pointer_save_area.
8438 (get_art_pointer_save_area): Remove cfun argument.
8439 * function.h (emit_status): regno_pointer_align does not need length
8440 attribute. Move x_regno_reg_rtx to ...
8441 (regno_reg_rtx): ... new global array.
8442 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8443 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8444 apply_args_value, forced_labels, stack_pointer_delta):
8446 (struct varasm_status): Move here from varasm.c
8447 (struct rtl_data): New. Move here some fields from struct function.
8448 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8449 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8450 used_temp_slots avail_temp_slots, temp_slot_level,
8451 nonlocal_goto_handler_labels): Update accesstors.
8452 (rtl): New global variable.
8453 (struct function): Move some fileds to rtl_data.
8454 (get_arg_pointer_save_area): Update prototype.
8455 * emit-rtl.c (rtl): Declare.
8456 (regno_reg_rtx): Declare.
8457 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8459 (gen_reg_rtx): Update.
8460 (init_virtual_regs): Do not tate emit_status argument.
8461 (init_emit): Do not allocate emit.
8462 * varasm.c (varasm_statuc): Move to function.h.
8463 (n_deferred_constatns): Update accestor.
8464 (init_varasm_status): Do not allocate varasm_status.
8465 (force_const_mem, get_pool_size, output_constant_pool): Update.
8466 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8467 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8469 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8471 PR rtl-optimization/35729
8472 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8475 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8478 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8479 load/store if memory is unaligned.
8480 (*movti_rex64): Likewise.
8482 * config/i386/predicates.md (misaligned_operand): New.
8484 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8487 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8490 2008-03-31 Jan Beulich <jbeulich@novell.com>
8492 * config/ia64/constraints.md: Add 'j' constraint.
8493 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8494 (movdi_internal): Likewise.
8496 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8499 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8501 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8504 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8505 proper error message for the third argument on blendpd and
8508 * config/i386/sse.md (blendbits): New.
8509 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8511 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8513 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8515 2008-03-30 Richard Guenther <rguenther@suse.de>
8518 * fold-const.c (fold_sign_changed_comparison): Do leave
8519 conversions to base-types alone.
8521 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8523 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8524 the link register if one altivec register is be saved.
8526 2008-03-30 Ben Elliston <bje@au.ibm.com>
8528 * final.c (final_scan_insn): Remove if (0) code.
8530 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8532 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8534 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8536 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8537 of V4SFmode to ix86_binary_operator_ok.
8539 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8541 * config/i386/i386.c (override_options): Initialize
8542 ix86_veclib_handler to ix86_veclibabi_svml when
8543 -mveclibabi=svml is used.
8544 (ix86_veclibabi_svml): New function for SVML ABI style
8545 vectorization support.
8546 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8548 2008-03-28 Rafael Espindola <espindola@google.com>
8550 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8551 (tree_binary_nonnegative_warnv_p): Make it public.
8552 (tree_single_nonnegative_warnv_p): Make it public.
8553 (tree_invalid_nonnegative_warnv_p): Make it public.
8554 (tree_unary_nonzero_warnv_p): Make it public.
8555 (tree_binary_nonzero_warnv_p): Make it public
8556 (tree_single_nonzero_warnv_p): Make it public.
8557 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8558 (extract_range_from_binary_expr): Split the expr argument.
8559 (extract_range_from_unary_expr): Split the expr argument.
8560 (extract_range_from_comparison): Split the expr argument.
8561 (extract_range_from_expr): Use the new aux functions.
8562 (vrp_evaluate_conditional_warnv): Use
8563 vrp_evaluate_conditional_warnv_with_ops.
8564 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8565 (tree_binary_nonzero_warnv_p): Declare.
8566 (tree_single_nonzero_warnv_p): Declare.
8567 (tree_expr_nonzero_warnv_p): Declare.
8568 (tree_unary_nonnegative_warnv_p): Declare.
8569 (tree_binary_nonnegative_warnv_p): Declare.
8570 (tree_single_nonnegative_warnv_p): Declare.
8571 (tree_invalid_nonnegative_warnv_p): Declare.
8573 2008-03-28 Richard Guenther <rguenther@suse.de>
8575 PR tree-optimization/30317
8576 PR tree-optimization/30911
8577 PR tree-optimization/34793
8578 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8579 (struct assert_locus_d): New member EXPR.
8580 (register_new_assert_for): Add EXPR parameter to support
8581 ASSERT_EXPR <name, expr OP limit>.
8582 (register_edge_assert_for_1): Adjust callers.
8583 (find_assert_locations): Likewise.
8584 (process_assert_insertions_for): Build condition from expression.
8585 (extract_range_from_assert): Handle ASSERT_EXPRs
8586 of the form ASSERT_EXPR <name, expr OP limit>.
8587 (register_edge_assert_for_2): New helper registering
8588 asserts for comparisons. Recognize range tests of the form
8589 (unsigned)i - CST1 OP CST2.
8590 (register_edge_assert_for_1): Use it.
8591 (register_edge_assert_for): Likewise.
8592 (needs_overflow_infinity): Integer sub-types
8593 do not need overflow infinities.
8594 (vrp_val_is_max): The extreme values of integer sub-types
8595 are those of the base type.
8596 (vrp_val_is_min): Likewise.
8597 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8600 2008-03-28 Nick Clifton <nickc@redhat.com>
8603 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8604 Return GENERAL_REGS for stack adjustment reloads.
8606 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8609 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8610 const_vector when all the vectors are constant.
8612 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8614 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8616 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8617 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8619 (s<code>_sf): Use new scc_sf attribute for opcode names.
8621 2008-03-27 Tom Tromey <tromey@redhat.com>
8623 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8624 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8625 config/spu/t-spu-elf, config/i386/t-interix,
8626 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8627 config/i386/x-darwin, config/i386/x-mingw32,
8628 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8629 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8630 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8631 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8632 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8633 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8634 config/score/t-score-elf, config/arm/t-strongarm-pe,
8635 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8636 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8637 Revert automatic dependency patch.
8639 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8642 * config/i386/i386.c (ix86_function_arg_boundary): Align
8643 decimal floating point to its natural boundary.
8645 2008-03-27 Richard Guenther <rguenther@suse.de>
8648 * fold-const.c (fold_comparison): Restrict distinct decl
8649 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8650 solely rely on operand_equal_p.
8652 2008-03-27 Richard Guenther <rguenther@suse.de>
8655 * c-common.c (handle_weak_attribute): Reject combination of
8658 2008-03-27 Richard Guenther <rguenther@suse.de>
8660 PR tree-optimization/32810
8661 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8662 conversions from DECL_INITIAL.
8663 (fold_const_aggregate_ref): Likewise from constructor elements.
8665 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8667 * tree-affine.h (aff_combination_expand): Declare.
8668 (get_inner_reference_aff): Likewise.
8669 * tree-affine.c (aff_combination_expand): Split out from
8670 tree_to_aff_combination_expand.
8671 (get_inner_reference_aff): New function.
8672 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8673 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8674 (struct lim_aux_data): sm_done field removed.
8675 (mem_ref_loc_p, mem_ref_locs_p): New types.
8676 (struct mem_ref): Added id, stored, accesses_in_loop,
8677 indep_loop, dep_loop, indep_ref, dep_ref fields.
8678 Removed is_stored, locs and next fields.
8679 (memory_accesses): New variable.
8680 (movement_possibility): Do not allow moving statements
8681 that store to memory.
8682 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8684 (determine_max_movement): For statements with memory references,
8685 find the outermost loop in that the reference is independent.
8686 (move_computations_stmt): Mark the virtual operands for renaming.
8687 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8688 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8689 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8690 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8691 create_vop_ref_mapping, analyze_memory_references,
8692 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8693 get_all_locs_in_loop, ref_always_accessed_p,
8694 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8695 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8696 store_motion_loop, store_motion): New functions.
8697 (struct vop_to_refs_elt): New type.
8698 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8699 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8700 (schedule_sm): Replaced by...
8701 (execute_sm): ... this.
8702 (determine_lsm_ref, hoist_memory_references,
8703 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8704 find_more_ref_vops, free_mem_ref, free_mem_refs,
8705 determine_lsm_loop, determine_lsm): Removed.
8706 (tree_ssa_lim_finalize): Free data structures used by store motion.
8707 (tree_ssa_lim): Call analyze_memory_references. Use
8708 store_motion instead of determine_lsm.
8710 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8712 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8713 rename tmake_file to m68hc11/t-m68hc11.
8714 (mcore): Set inhibit_libc to true.
8715 * config.host (alpha*-dec-*vms*): Set extra_programs.
8716 (interix3*): Don't use host_xmake_file.
8717 * configure.ac: Let config.gcc override inhibit_libc.
8718 * configure: Regenerate.
8720 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8721 * config/t-openbsd-thread: Remove commented out lines.
8723 * config/x-interix: Remove.
8725 * config/m68hc11/t-m68hc11-gas: Rename to...
8726 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8728 * config/mcore/t-mcore: Remove T_CFLAGS.
8729 * config/mcore/t-mcore-pe: Likewise.
8731 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8733 * configure.ac: Replace custom __GNU_SOURCE test with
8734 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8735 * aclocal.m4: Regenerate.
8736 * configure: Regenerate.
8737 * config.in: Regenerate.
8739 2008-03-27 Richard Guenther <rguenther@suse.de>
8741 * fold-const.c (target.h): Include.
8742 (fold_comparison): Fold comparison of addresses of decls
8743 that bind locally or of constants. Consolidate address folding code.
8744 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8745 results from fold_binary_to_constant.
8746 (compare_values_warnv): Likewise.
8748 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8751 * fold-const.c (fold_truthop): Check for integeral types when folding
8752 a == 0 && b == 0 and a != 0 || b != 0 .
8754 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8756 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8758 2008-03-26 Andreas Schwab <schwab@suse.de>
8760 * doc/invoke.texi: Fix use of @item vs. @itemx.
8762 2008-03-26 Tom Tromey <tromey@redhat.com>
8764 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8765 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8766 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8767 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8768 build/genconstants.o, build/genemit.o, build/genextract.o,
8769 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8770 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8773 2008-03-26 Richard Guenther <rguenther@suse.de>
8776 2008-03-26 Richard Guenther <rguenther@suse.de>
8778 * fold-const.c (target.h): Include.
8779 (fold_comparison): Fold comparison of addresses of two decls
8780 that bind locally. Consolidate address folding code.
8782 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8784 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8785 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8786 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8787 dconstsqrt2, dconstthird, dconste and/or dconst10.
8788 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8789 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8790 dconstsqrt2, dconste): Delete.
8791 (init_emit_once): Likewise. Simplify initializing dconstm1.
8793 * real.c (get_real_const): New.
8794 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8795 dconstsqrt2, dconste): Delete.
8796 (real_value_const, get_real_const): New.
8798 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8800 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8802 * config/i386/i386.c (ix86_function_arg_boundary): Check
8803 BIGGEST_ALIGNMENT instead of 128.
8804 (setup_incoming_varargs_64): Likewise.
8806 2008-03-26 Tom Tromey <tromey@redhat.com>
8808 * Makefile.in (DEPFILES): Add missing '/'.
8810 2008-03-26 Richard Guenther <rguenther@suse.de>
8812 * fold-const.c (target.h): Include.
8813 (fold_comparison): Fold comparison of addresses of two decls
8814 that bind locally. Consolidate address folding code.
8816 2008-03-26 Nick Clifton <nickc@redhat.com>
8819 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8820 not allow INT+INT as a legitimate addressing mode.
8822 2008-03-26 Richard Guenther <rguenther@suse.de>
8824 * tree-flow.h (widen_bitfield): Remove declaration.
8825 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8826 (widen_bitfield): Remove function.
8827 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8830 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8833 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8836 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8838 PR rtl-optimization/35232
8839 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8840 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8841 reg_reloaded_call_part_clobbered here.
8842 (reload_regs_reach_end_p): New function.
8843 (reload_reg_rtx_for_input): New variable.
8844 (reload_reg_rtx_for_output): Likewise.
8845 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8846 when reassigning a pseudo register. Load reloadreg from
8847 reload_reg_rtx_for_input, moving the mode and register
8849 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8850 instead of the original when deciding whether an input reload
8851 would be a no-op or whether an output reload can be deleted.
8852 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8853 when setting up new_spill_reg_store. Load it from
8854 reload_reg_rtx_for_output, moving the mode and register
8856 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8857 instead of the original when deciding whether an output reload
8858 would be a no-op. Do the same when modifying insn notes.
8859 Use rtx_equal_p instead of == to compare the registers.
8860 (inherit_piecemeal_p): Take a mode and two register numbers
8862 (emit_reload_insns): Clear new_spill_reg_store for every hard
8863 register in the reload register. Remove spill registers
8864 from reg_reloaded_valid before considering whether to record
8865 inheritance information for them. Use reload_reg_rtx_for_output
8866 instead of reg_rtx when recording output reloads. Use
8867 reload_reg_rtx_for_input instead of reg_rtx when recording
8868 input reloads. Set or clear reg_reloaded_call_part_clobbered
8869 at the same time as setting reg_reloaded_valid.
8870 (delete_output_reload): Add a new_reload_reg parameter and use it
8871 instead of rld[j].reg_rtx.
8872 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8875 2008-03-25 Tom Tromey <tromey@redhat.com>
8877 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8878 (build/genattr.o): Likewise.
8879 (build/genattrtab.o): Likewise.
8880 (build/gencodes.o): Likewise.
8881 (build/genconfig.o): Likewise.
8882 (build/genconstants.o): Likewise.
8883 (build/genemit.o): Likewise.
8884 (build/genextract.o): Likewise.
8885 (build/genflags.o): Likewise.
8887 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8889 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8890 instead of size_int for integer types.
8891 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8892 to match type of MINUS_EXPR.
8894 2008-03-25 Tom Tromey <tromey@redhat.com>
8896 * configure: Rebuilt.
8897 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8900 2008-03-25 Tom Tromey <tromey@redhat.com>
8902 * config/x-solaris (host-solaris.o): Update.
8903 * config/x-linux (host-linux.o): Update.
8904 * config/x-hpux (host-hpux.o): Update.
8905 * config/x-darwin (host-darwin.o): Update.
8906 * config/v850/t-v850e (v850-c.o): Update.
8907 * config/v850/t-v850 (v850-c.o): Update.
8908 * config/t-vxworks (vxworks.o): Update.
8909 * config/t-sol2 (sol2-c.o, sol2.o): Update.
8910 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
8911 * config/spu/t-spu-elf (spu-c.o): Update.
8913 * config/sh/t-symbian (sh-c.o): Update.
8914 (symbian.o): Update.
8915 * config/sh/t-sh (sh-c.o): Update.
8916 * config/score/t-score-elf (score7.o, score3.o): Update.
8917 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
8918 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
8919 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
8920 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
8922 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8923 * config/m32c/t-m32c (m32c-pragma.o): Update.
8924 * config/ia64/t-ia64 (ia64-c.o): Update.
8925 * config/i386/x-mingw32 (host-mingw32.o): Update.
8926 * config/i386/x-i386 (driver-i386.o): Update.
8927 * config/i386/x-darwin (host-i386-darwin.o): Update.
8928 * config/i386/x-cygwin (host-cygwin.o): Update.
8929 * config/i386/t-nwld (nwld.o): Update.
8930 * config/i386/t-netware (netware.o): Update.
8931 * config/i386/t-interix (winnt.o): Update.
8932 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
8933 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
8934 msformat-c.o): Update.
8935 * config/bfin/t-bfin-linux (generated_files): Add
8936 linux-sysroot-suffix.h.
8937 * config/arm/t-wince-pe (pe.o): Update.
8938 * config/arm/t-strongarm-pe (pe.o): Update.
8939 * config/arm/t-pe (pe.o): Update.
8940 * config/arm/t-arm (arm-c.o): Update.
8941 * doc/install.texi (Prerequisites): Require make 3.80.
8942 * Makefile.in: Remove .o targets.
8943 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
8944 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
8945 (simple_generated_h, simple_generated_c): Move earlier.
8946 (generated_files): New variable.
8947 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
8948 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
8949 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
8950 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
8951 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
8952 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
8953 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
8954 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
8955 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
8956 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
8957 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
8958 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
8960 (COMPILE.base, COMPILE): New variables.
8961 (%.o): New pattern rule.
8962 (ALL_HOST_OBJS): New variable.
8963 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
8964 (dummy-checksum.o, cc1-checksum.o): Remove.
8965 (DRIVER_SHLIB): New variable.
8966 (DRIVER_DEFINES): Use it.
8967 (gencondmd.c): Move out of build/.
8968 (s-conditions): Update.
8969 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
8970 (ALL_BUILD_OBJS): Likewise.
8971 (build/%.o): Use BUILDCOMPILE.
8972 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
8973 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
8974 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
8975 build/gencheck.o, build/gencodes.o, build/genconditions.o,
8976 build/genconfig.o, build/genconstants.o, build/genemit.o,
8977 build/genextract.o, build/genflags.o, build/genmddeps.o,
8978 build/genopinit.o, build/genoutput.o, build/genpeep.o,
8979 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
8980 build/gen-protos.o, build/scan.o, build/fix-header.o,
8981 build/scan-decls.o): Simplify.
8982 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
8983 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
8984 prefix.o, toplev.o): Reduce to variable setting.
8985 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
8986 ($(out_object_file), gcc-options.o): New targets.
8987 ($(ALL_HOST_OBJS)): New target. Include dependency files.
8988 * configure: Rebuilt.
8989 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
8990 * doc/sourcebuild.texi (Front End Directory): Document new variable.
8992 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
8994 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
8995 complain when we hit an error, return ERROR_MARK_NODE.
8997 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
8999 * config/sh/constraints.md (Pso, Psz): New constraints.
9000 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9001 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9003 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9005 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9006 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9008 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9010 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9011 (prefetch_sh2a): New.
9013 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9014 Naveen.H.S <naveen.hs@kpitcummins.com>
9016 * config/sh/constraints.md (I28): New constraint.
9017 * config/sh/sh.c (broken_move): Add support for movi20s.
9018 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9020 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9021 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9022 Naveen.H.S <naveen.hs@kpitcummins.com>
9024 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9025 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9026 (print_operand): Handle resbank in %@ operand code.
9027 (sh_encode_section_info): New.
9028 (push_regs): Add conditions for resbank.
9029 (sh_expand_epilogue): Likewise.
9030 (sh_insert_attributes): Likewise.
9031 (sh_attribute_table): Likewise.
9032 (sh_handle_resbank_handler_attribute): New.
9033 (sh2a_handle_function_vector_handler_attribute): New.
9034 (sh2a_is_function_vector_call): New.
9035 (sh2a_get_function_vector_number): New.
9036 (sh2a_function_vector_p): New.
9037 (sh_cfun_resbank_handler_p): New.
9038 * config/sh/sh.md (calli): Emit jsr/n if possible.
9039 (calli_tbr_rel): New.
9040 (calli_pcrel): Emit jsr/n if possible.
9041 (return_i): Emit rts/n if possible.
9042 (call_valuei_tbr_rel): New.
9043 (call_valuei_pcrel): Add condition for SH2A target.
9044 (call_value): Likewise.
9045 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9046 (sh2a_get_function_vector_number): Likewise.
9047 (sh2a_is_function_vector_call): Likewise.
9048 * doc/extend.texi: Document TBR relative addressing of SH2A.
9049 (resbank): Add description for SH2A.
9051 2008-03-24 Richard Guenther <rguenther@suse.de>
9054 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9055 pointer assignments change conversions according to middle-end rules.
9056 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9057 * configure.ac: Include type checking in yes.
9058 * configure: Regenerate.
9060 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9062 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9063 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9065 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9067 * gthr-vxworks.h (UNUSED): Define.
9069 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9071 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9073 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9075 * doc/extend.texi (Function Attributes): Add missing comma in the
9076 example of the "alloc_size" attribute.
9078 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9081 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9083 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9086 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9089 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9090 of the underlying type of a MS bitfield layout to the natural
9091 alignment of the type.
9093 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9095 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9096 to their natural alignment to avoid store forwarding stalls.
9098 2008-03-22 Richard Guenther <rguenther@suse.de>
9100 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9101 For PHI nodes verify the address is invariant.
9102 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9103 (get_symbol_constant_value): Use is_gimple_min_invariant.
9104 (maybe_fold_stmt_indirect): Likewise.
9106 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9108 PR rtl-optimization/33927
9109 * Makefile.in (dse.o): Depend on $(TM_P_H).
9110 * expr.h (extract_low_bits): Declare.
9111 * expmed.c (extract_low_bits): New function.
9112 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9113 * dse.c: Include tm_p.h.
9114 (find_shift_sequence): Remove the read_reg argument and return the
9115 read value. Emit the instructions instead of returning them.
9116 Iterate on new_mode rather than calculating it each time.
9117 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9118 source to NEW_MODE and extract_low_bits to convert the shifted
9120 (replace_read): Allow the load and store to have different mode
9121 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9122 or extraction instructions before trying the replacement. Update
9123 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9125 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9127 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9128 to their natural alignment to avoid store forwarding stalls.
9130 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9133 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9134 encouraging but not allowing gprs for input;
9135 change the input constraint to !f#r.
9136 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9138 change the output constraint to !f#r.
9140 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9143 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9144 corresponding post-reload splitters.
9145 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9146 when x87 FP math is selected.
9147 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9148 New function prototype.
9149 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9150 unreachable function to ease macroization of insn patterns.
9152 2008-03-21 Martin Jambor <mjambor@suse.cz>
9154 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9155 reference dumps if ddr is NULL or dependence is unknown.
9157 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9159 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9160 unsigned extension into account.
9161 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9162 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9163 Do computations on a scratch register.
9165 2008-03-21 Richard Guenther <rguenther@suse.de>
9167 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9168 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9169 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9170 * tree-ssa-dom.c (record_equality): Likewise.
9171 * tree-inline.c (copy_body_r): Likewise.
9172 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9175 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9177 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9178 as 'delete_unused' argument.
9180 2008-03-20 Richard Guenther <rguenther@suse.de>
9182 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9183 special casing of constant qualifiers.
9184 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9185 care about them in general.
9186 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9187 regardless of their type.
9188 (fold_stmt_r): Forcefully fold *& if we end up with that.
9190 2008-03-20 Paul Brook <paul@codesourcery.com>
9192 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9193 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9195 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9197 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9198 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9200 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9202 * common.opt (Wmudflap): New option.
9203 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9204 (mx_register_decls): Likewise.
9205 (mudflap_finish_file): Likewise.
9206 * doc/invoke.texi: Document -Wno-mudflap.
9208 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9210 * c-format.c (replace_format_name_to_system_name): New.
9212 (convert_format_name_to_system_name): New.
9213 (decode_format_attr): Add use of convert_format_name_to_system_name.
9214 (format_types_orig): Add gnu_ prefix to names.
9215 (check_format_info_main): Special treating of \0 escaped names for
9216 supporting multi-character format specifiers as I32, I64.
9217 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9218 (gnu_target_overrides_format_attributes): New.
9219 * c-format.h: Add structure target_ovr_attr to hold
9220 system specific formatter names.
9221 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9222 msformat-c.o file to c_target_objs and cxx_target_objs.
9223 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9224 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9225 (TARGET_N_FORMAT_TYPES): New.
9226 * config/i386/msformat-c.c: New.
9227 * config/i386/t-cygming: Add build rule for msformat-c.o.
9228 * doc/extend.texi: Add new format names gnu_* and ms_* and
9230 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9232 2008-03-20 Ira Rosen <irar@il.ibm.com>
9234 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9235 optimizations turned on under -O3.
9236 (ftree-vectorize): Add that the flag is turned on with -O3.
9238 2008-03-20 Ben Elliston <bje@au.ibm.com>
9240 * regmove.c (try_auto_increment): Fix spelling error in comment.
9241 * final.c (final_scan_insn): Likewise.
9243 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9246 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9247 allocator preferences for "y" and "r" class registers.
9248 ("*mov<mode>_internal"): Ditto.
9249 ("*movv2sf_internal_rex64"): Ditto.
9250 ("*movv2sf_internal"): Ditto.
9252 2008-03-19 Michael Matz <matz@suse.de>
9255 * calls.c (expand_call): Check overlap of arguments with call
9256 address for sibcalls.
9258 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9261 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9262 of the underlying type of a MS bitfield layout to the natural
9263 alignment of the type.
9265 2008-03-19 Jan Hubicka <jh@suse.cz>
9268 * toplev.c (decode_d_option): Handle all CPP flags.
9269 * tree-vrp.c: Update tree_pass descriptors.
9270 * regrename.c: Update tree_pass descriptors.
9271 * fwprop.c: Update tree_pass descriptors.
9272 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9273 * tree-into-ssa.c: Update tree_pass descriptors.
9274 * tree-dump.c: Update tree_pass descriptors.
9275 * tree-complex.c: Update tree_pass descriptors.
9276 * tree-dump.h: Update tree_pass descriptors.
9277 * see.c: Update tree_pass descriptors.
9278 * cgraphbuild.c: Update tree_pass descriptors.
9279 * tracer.c: Update tree_pass descriptors.
9280 * tree-loop-distribution.c: Update tree_pass descriptors.
9281 * cgraph.c: Update tree_pass descriptors.
9282 * postreload-gcse.c: Update tree_pass descriptors.
9283 * postreload.c: Update tree_pass descriptors.
9284 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9285 * tree-tailcall.c: Update tree_pass descriptors.
9286 * tree-pass.h (tree_opt_pass): Rename to ...
9287 (opt_pass) ... this one; add "type" field and remove letter field.
9288 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9289 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9290 all_lowering_passes): Update declaration.
9291 * ipa-cp.c: Update tree_pass descriptors.
9292 * final.c: Update tree_pass descriptors.
9293 * omp-low.c: Update tree_pass descriptors.
9294 * tree-ssa-dse.c: Update tree_pass descriptors.
9295 * ipa-reference.c: Update tree_pass descriptors.
9296 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9297 * auto-inc-dec.c: Update tree_pass descriptors.
9298 * reorg.c: Update tree_pass descriptors.
9299 * cgraphunit.c: Update tree_pass descriptors.
9300 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9301 * tree-ssa-ccp.c: Update tree_pass descriptors.
9302 * df-core.c: Update tree_pass descriptors.
9303 * mode-switching.c: Update tree_pass descriptors.
9304 * tree-nomudflap.c: Update tree_pass descriptors.
9305 * modulo-sched.c: Update tree_pass descriptors.
9306 * ipa-pure-const.c: Update tree_pass descriptors.
9307 * cse.c: Update tree_pass descriptors.
9308 * web.c: Update tree_pass descriptors.
9309 * tree-stdarg.c: Update tree_pass descriptors.
9310 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9311 * tree-ssa-dom.c: Update tree_pass descriptors.
9312 * tree-nrv.c: Update tree_pass descriptors.
9313 * tree-ssa-alias.c: Update tree_pass descriptors.
9314 * loop-init.c: Update tree_pass descriptors.
9315 * gimple-low.c: Update tree_pass descriptors.
9316 * ipa-inline.c: Update tree_pass descriptors.
9317 * tree-ssa-sink.c: Update tree_pass descriptors.
9318 * global.c: Update tree_pass descriptors.
9319 * ifcvt.c: Update tree_pass descriptors.
9320 * jump.c: Update tree_pass descriptors.
9321 * predict.c: Update tree_pass descriptors.
9322 * tree-ssa-loop.c: Update tree_pass descriptors.
9323 * recog.c: Update tree_pass descriptors.
9324 * dse.c: Update tree_pass descriptors.
9325 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9326 * tree-eh.c: Update tree_pass descriptors.
9327 * regmove.c: Update tree_pass descriptors.
9329 * function.c: Update tree_pass descriptors.
9330 * tree-vectorizer.c: Update tree_pass descriptors.
9331 * gcse.c: Update tree_pass descriptors.
9332 * ipa-type-escape.c: Update tree_pass descriptors.
9333 * tree-if-conv.c: Update tree_pass descriptors.
9334 * init-regs.c: Update tree_pass descriptors.
9335 * ipa.c: Update tree_pass descriptors.
9336 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9337 * rtl-factoring.c: Update tree_pass descriptors.
9338 * lower-subreg.c: Update tree_pass descriptors.
9339 * bt-load.c: Update tree_pass descriptors.
9340 * tree-dfa.c: Update tree_pass descriptors.
9341 * except.c: Update tree_pass descriptors.
9342 * emit-rtl.c: Update tree_pass descriptors.
9343 * cfgexpand.c: Update tree_pass descriptors.
9344 * tree-cfgcleanup.c: Update tree_pass descriptors.
9345 * cfgcleanup.c: Update tree_pass descriptors.
9346 * tree-ssa-pre.c: Update tree_pass descriptors.
9347 * tree-sra.c: Update tree_pass descriptors.
9348 * tree-mudflap.c: Update tree_pass descriptors.
9349 * tree-ssa-copy.c: Update tree_pass descriptors.
9350 * cfglayout.c: Update tree_pass descriptors.
9351 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9352 * tree-ssa-dce.c: Update tree_pass descriptors.
9353 * tree-ssa.c: Update tree_pass descriptors.
9354 * regclass.c: Update tree_pass descriptors.
9355 * integrate.c: Update tree_pass descriptors.
9356 * tree-optimize.c: Update tree_pass descriptors.
9357 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9358 * tree-object-size.c: Update tree_pass descriptors.
9359 * combine.c: Update tree_pass descriptors.
9360 * tree-outof-ssa.c: Update tree_pass descriptors.
9361 * bb-reorder.c: Update tree_pass descriptors.
9362 * stack-ptr-mod.c: Update tree_pass descriptors.
9363 * var-tracking.c: Update tree_pass descriptors.
9364 * tree-profile.c: Update tree_pass descriptors.
9365 * tree-vect-generic.c: Update tree_pass descriptors.
9366 * reg-stack.c: Update tree_pass descriptors.
9367 * sched-rgn.c: Update tree_pass descriptors.
9368 * tree-ssa-structalias.c: Update tree_pass descriptors.
9369 * tree-cfg.c: Update tree_pass descriptors.
9370 * passes.c (current_pass): Update declaration.
9371 (finish_optimization_passes): Update.
9372 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9373 (register_one_dump_file, register_dump_files_1, next_pass_1):
9375 (init_optimization_passes): Update handling of new types.
9376 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9377 * ipa-struct-reorg.c: Update tree_pass descriptors.
9378 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9379 * combine-stack-adj.c: Update tree_pass descriptors.
9380 * cfgrtl.c: Update tree_pass descriptors.
9381 * dce.c: Update tree_pass descriptors.
9382 * tree-ssanames.c: Update tree_pass descriptors.
9384 2008-03-19 Richard Guenther <rguenther@suse.de>
9387 * tree-ssa.c (walk_data): New structure.
9388 (warn_uninitialized_var): If not always_executed warn with "maybe"
9390 (execute_early_warn_uninitialized): Compute post-dominators.
9391 Initialize always_executed before processing each basic block.
9393 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9396 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9397 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9399 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9401 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9403 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9405 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9407 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9408 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9409 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9410 target after ignore has been set, and move there also the commputation
9411 of subtarget and original_target.
9412 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9413 (LANG_HOOKS_INITIALIZER): Remove it.
9414 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9416 2008-03-18 Richard Guenther <rguenther@suse.de>
9418 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9419 found an expression with constants, note that in the VN for the lhs.
9420 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9421 fold them to constants if possible. Run cleanup_cfg if done so.
9422 (execute_pre): Return todo.
9424 (execute_fre): Likewise.
9425 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9427 (get_prop_source_stmt): Look through pointer conversions.
9429 2008-03-18 Jan Hubicka <jh@suse.cz>
9431 * tree-pretty-print.c: Include predict.h.
9432 (dump_generic_node): Dump predictor.
9433 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9434 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9435 * gimple-low.c (lower_stmt): Likewise.
9436 * expr.c (expand_expr_real): Likewise.
9437 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9439 (build_predict_expr, build_predict_expr): New.
9440 * predict.h (predictor_name, build_predict_expr): Update.
9441 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9442 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9443 * predict.def (PRED_CONTINUE): Update hitrate.
9444 * tree.def (PREDICT_EXPR): Define.
9445 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9446 do not handle BIND_EXPR.
9447 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9448 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9449 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9452 2008-03-18 Michael Matz <matz@suse.de>
9454 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9456 2008-03-18 Richard Guenther <rguenther@suse.de>
9458 * tree-gimple.h (is_gimple_invariant_address): Declare.
9459 (is_gimple_constant): Likewise.
9460 * tree-gimple.c (is_gimple_constant): New function.
9461 (is_gimple_invariant_address): Likewise.
9462 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9463 and is_gimple_invariant_address.
9464 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9466 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9467 an addressable base.
9469 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9472 * gimplify.c (gimplify_expr): Gimplify second operand of
9475 2008-03-17 Richard Guenther <rguenther@suse.de>
9477 PR tree-optimization/19637
9478 * fold-const.c (fold_unary): Remove restrictions of removing
9479 intermediate pointer-conversions (P2)(P1)P0.
9480 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9481 conversion to void pointer.
9482 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9484 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9487 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9488 emulated thread local variables.
9490 2008-03-16 Richard Guenther <rguenther@suse.de>
9493 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9494 expand TREE_INVARIANT operations that are not gimple invariant.
9496 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9498 * doc/extend.texi (Alignment): Say that the ABI controls
9499 the __alignof__ for non-strict-alignment targets rather
9500 than being a recommendation.
9502 2008-03-15 Paul Brook <paul@codesourcery.com>
9504 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9506 (arm_output_fn_unwind): Mark functions that can not be unwound.
9508 2008-03-15 Paul Brook <paul@codesourcery.com>
9510 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9511 extension instructions.
9513 2008-03-15 Richard Guenther <rguenther@suse.de>
9515 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9516 and fold constant aggregate refs.
9517 (fold_const_aggregate_ref): Handle string constants
9518 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9519 (evaluate_stmt): Simplify now that ccp_fold folds constant
9522 2008-03-15 Paul Brook <paul@codesourcery.com>
9524 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9525 (extzv): Use gen_extzv_t2.
9526 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9528 2008-03-15 Richard Guenther <rguenther@suse.de>
9530 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9531 (fold_const_aggregate_ref): Likewise.
9532 (get_value): Return NULL if we don't have any values.
9533 (ccp_finalize): Set const_val to NULL after freeing it.
9534 * tree-flow.h (get_symbol_constant_value): Declare.
9535 (fold_const_aggregate_ref): Likewise.
9536 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9538 2008-03-15 Richard Guenther <rguenther@suse.de>
9541 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9542 to not produce negative array indices if not allowed. Add
9543 parameter to indicate that.
9544 (maybe_fold_offset_to_component_ref): Allow negative array
9545 indices only for the first member of a structure.
9546 (maybe_fold_offset_to_reference): Allow negative array indices.
9547 (maybe_fold_stmt_addition): Likewise.
9549 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9550 Anatoly Sokolov <aesok@post.ru>
9552 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9553 (avr_arch): Add ARCH_AVR6.
9554 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9555 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9556 instead of fixed value 2.
9557 (print_operand_address): Use gs() asm specifier instead of pm().
9558 (avr_assemble_integer): (Ditto.).
9559 (avr_output_addr_vec_elt): (Ditto.).
9560 (print_operand): Handle "!" code.
9561 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9562 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9563 (AVR_HAVE_EIJMP_EICALL): Define.
9564 (AVR_3_BYTE_PC): Redefine.
9565 (AVR_2_BYTE_PC): (Ditto.).
9566 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9567 (LINK_SPEC): Add atmega2560 and atmega2561.
9568 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9570 * config/avr/avr.md (call_insn): Use eicall instead of icall
9571 for 3 byte PC devices.
9572 (call_value_insn): (Ditto.).
9573 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9574 (indirect_jump): Use only for for 2 byte PC devices.
9575 (*tablejump): (Ditto.).
9576 (*indirect_jump_avr6): Add insn.
9577 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9578 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9579 instead of ijmp for 3 byte PC devices.
9580 (__tablejump2__): (Ditto.).
9581 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9582 (MULITLIB_DIRNAMES): (Ditto.).
9583 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9585 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9587 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9588 "sse2_umulsidi3". Use V1DI mode for operand 0.
9589 ("mmx_psadbw"): Use V1DI mode for operand 0.
9590 * config/i386/i386-modes.def (V1SI): New vector mode.
9591 * config/i386/i386.c (struct builtin_description)
9592 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9593 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9594 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9595 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9596 v1di_ftype_v8qi_v8qi type.
9597 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9599 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9600 __builtin_ia32_pmuludq]: Fix the mode of return value.
9602 2008-03-15 Richard Guenther <rguenther@suse.de>
9605 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9608 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9610 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9611 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9612 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9613 unless TARGET_SERIALIZE_VOLATILE is enabled.
9614 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9615 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9616 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9618 2008-03-14 Richard Guenther <rguenther@suse.de>
9620 PR tree-optimization/34172
9621 * tree-flow.h (refs_may_alias_p): Declare.
9622 (get_single_def_stmt): Likewise.
9623 (get_single_def_stmt_from_phi): Likewise.
9624 (get_single_def_stmt_with_phi): Likewise.
9625 * tree-dfa.c (refs_may_alias_p): New function.
9626 (get_single_def_stmt): Likewise.
9627 (get_single_def_stmt_from_phi): Likewise.
9628 (get_single_def_stmt_with_phi): Likewise.
9629 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9630 (vn_reference_lookup_1): New helper function.
9631 (vn_reference_lookup): Walk the virtual use-def chain to
9632 continue searching for a match if the def does not alias the
9633 reference we are looking for.
9635 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9637 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9638 archive and Perzl. Update The Written Word listing.
9640 2008-03-14 Richard Guenther <rguenther@suse.de>
9642 PR tree-optimization/34043
9643 PR tree-optimization/33989
9644 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9646 (bitmap_find_leader): Use extra argument to verify dominance
9647 relationship inside a basic-block.
9648 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9649 (find_leader_in_sets): Adjust.
9650 (create_component_ref_by_pieces): Take extra argument for
9651 dominance check, handle lookup failures.
9652 (find_or_generate_expression): Likewise.
9653 (create_expression_by_pieces): Likewise.
9654 (insert_into_preds_of_block): Adjust.
9655 (create_value_expr_from): If asked for, verify all operands
9656 are in the blocks AVAIL_OUT set.
9657 (make_values_for_stmt): Check for SSA_NAMEs that are life
9658 over an abnormal edge.
9659 (compute_avail): Remove such check.
9660 (do_SCCVN_insertion): New function.
9661 (eliminate): If we do not find a leader suitable for replacement
9662 insert a replacement expression from SCCVN if available.
9663 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9664 (struct vn_ssa_aux): Add needs_insertion flag.
9665 * tree-ssa-sccvn.c (may_insert): New global flag.
9666 (copy_reference_ops_from_ref): Value-number union member access
9667 based on its size, not type and member if insertion is allowed.
9668 (visit_reference_op_load): For a weak match from union type
9669 punning lookup a view-converted value and insert a SSA_NAME
9670 for that value if that is not found.
9671 (visit_use): Make dumps shorter. Do not disallow value numbering
9672 SSA_NAMEs that are life over an abnormal edge to constants.
9673 (free_scc_vn): Release inserted SSA_NAMEs.
9674 (run_scc_vn): New flag to specify whether insertion is allowed.
9675 Process SSA_NAMEs in forward order.
9676 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9677 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9678 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9679 pointer type to/from integral types that do not change the
9680 precision to regular conversions.
9682 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9684 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9685 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9686 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9687 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9688 input arguments and the mode of return value. Built-in functions
9689 that operate on whole 64-bit MMX register now use V1DI mode.
9691 2008-03-13 Alon Dayan <alond@il.ibm.com>
9692 Olga Golovanevsky <olga@il.ibm.com>
9694 PR tree-optimization/35041
9695 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9696 to locate the right position in a statement.
9698 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/xmmintrin.h: Change all static inline functions to
9703 extern inline and add __gnu_inline__ attribute.
9704 * config/i386/bmintrin.h: Ditto.
9705 * config/i386/smmintrin.h: Ditto.
9706 * config/i386/tmmintrin.h: Ditto.
9707 * config/i386/mmintrin-common.h: Ditto.
9708 * config/i386/ammintrin.h: Ditto.
9709 * config/i386/emmintrin.h: Ditto.
9710 * config/i386/pmmintrin.h: Ditto.
9711 * config/i386/mmintrin.h: Ditto.
9712 * config/i386/mm3dnow.h: Ditto.
9714 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9717 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9718 (lower_omp_2): New function.
9719 (lower_omp_1, lower_omp): Rewritten.
9721 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9724 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9725 with the phrase "Microsoft Windows compilers".
9726 (Push/Pop Macro Pragmas): New subsection. Document
9727 #pragma push_macro and pragma pop_macro.
9729 2008-03-12 Paul Brook <paul@codesourcery.com>
9731 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9733 2008-03-12 Paul Brook <paul@codesourcery.com>
9735 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9736 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9737 (thumb2_addsi_shortim): Rename ...
9738 (thumb2_addsi_short): ... to this. Allow register operands.
9739 (thumb2_subsi_short): New pattern.
9740 (thumb2_one_cmplsi2_short,
9741 thumb2_negsi2_short): New patterns and peepholes.
9743 2008-03-12 Paul Brook <paul@codesourcery.com>
9745 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9747 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9749 * config/i386/i386.md (int_cond): New code iterator.
9751 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9752 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9753 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9754 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9755 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9756 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9757 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9758 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9760 2008-03-12 Paul Brook <paul@codesourcery.com>
9762 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9763 instead of {arm,thumb}_compute_save_reg_mask.
9764 (output_return_instruction): Ditto.
9765 (thumb_unexpanded_epilogue): Ditto.
9766 (thumb1_expand_prologue): Ditto.
9767 (thumb1_output_function_prologue): Ditto.
9768 (arm_set_return_address): Ditto.
9769 (thumb_set_return_address): Ditto.
9770 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9771 regs to achieve stack alignment.
9772 (thumb1_compute_save_reg_mask): Fix compiler warning.
9773 (arm_output_epilogue): Use offsets->saved_regs_mask.
9774 Adjust stack pointer by poping call clobered registers.
9775 (arm_expand_prologue): Use offsets->saved_regs_mask.
9776 Adjust stack pointer by pushing extra registers.
9777 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9779 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9782 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9783 conversion to the operands of a multiplication.
9785 2008-03-12 Richard Guenther <rguenther@suse.de>
9787 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9788 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9789 * timevar.def (TV_TREE_PHIPROP): Add.
9790 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9791 pass description. Use TV_TREE_PHIPROP.
9792 * tree-ssa-forwprop.c: Remove phiprop code.
9794 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9797 * omp-low.c (maybe_lookup_decl): Constify first argument.
9798 (use_pointer_for_field): Change last argument from bool to
9799 omp_context *. Disallow shared copy-in/out in nested
9800 parallel if decl is shared in outer parallel too.
9801 (build_outer_var_ref, scan_sharing_clauses,
9802 lower_rec_input_clauses, lower_copyprivate_clauses,
9803 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9805 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9806 Ira Rosen <irar@il.ibm.com>
9808 * tree-vectorizer.c (free_stmt_vec_info): New function.
9809 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9810 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9811 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9812 * tree-vect-transform.c (vectorizable_conversion): Free
9813 vec_oprnds0 if it was allocated.
9814 (vect_permute_store_chain): Remove unused VECs.
9815 (vectorizable_store): Free VECs that are allocated in the..
9817 (vect_transform_strided_load, vectorizable_load): Likewise.
9818 (vect_remove_stores): Simplify the code.
9819 (vect_transform_loop): Move code to vect_remove_stores().
9820 Call vect_remove_stores() and free_stmt_vec_info().
9822 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9824 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9825 TARGET_HPUX. Revise comment.
9826 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9827 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9828 Use sr4 variant of `be' instruction when not generating PIC code.
9829 (attr_length_call): Adjust for above change.
9831 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9833 * ipa-reference.c (static_execute): Remove module_statics_const and
9834 associated setting code.
9836 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9839 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9840 predicate for operand 1.
9841 (paritysi2_cmp): Use register_operand predicate for operand 2.
9842 Use earlyclobber modifier for operand 1. Remove support for
9844 (paritydi2_cmp): Use register_operand predicate for operand 3.
9845 Use earlyclobber modifier for operand 1. Remove support for
9848 2008-03-11 Paul Brook <paul@codesourcery.com>
9849 Vladimir Prus <vladimir@codesourcery.com>
9851 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9852 (arm_compute_save_reg0_reg12_mask): Always
9853 check if register 11 must be saved. Always safe hard frame pointer
9854 when frame_pointer_needeed.
9855 (arm_compute_save_reg_mask): Save IP and PC
9856 only with apcs frames.
9857 (arm_output_epilogue): Adjust Thumb2 codepath to
9858 be also invoked and work for ARM non-apcs frames.
9859 (arm_expand_prologue): Don't bother saving IP
9860 for non-apcs frame, since it's not clobbered by
9861 prologue code. Implement non-apcs frame
9864 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9866 PR rtl-optimization/35281
9867 * expr.c (convert_move): Use a new pseudo for the intermediate
9868 from_mode->word_mode result.
9870 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9872 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9873 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9874 * toplev.c (compile_file): Don't call it.
9876 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9879 * expr.c (store_expr): Call emit_block_move if the mode
9880 of "temp" RTX is BLKmode.
9882 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9883 Richard Guenther <rguenther@suse.de>
9885 PR tree-optimization/31358
9886 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9887 the step with a NULL_TREE.
9888 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9889 to sizetype if type is a pointer type.
9890 (add_candidate_1): Don't convert the base and step to
9891 the generic type if the orginal type is a pointer type.
9892 (add_iv_value_candidates): Use sizetype for the step
9893 if type is a pointer type.
9894 (cand_value_at): Likewise.
9895 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9897 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9898 Don't convert the tem affine to the type.
9899 (add_elt_to_tree): Use sizetype for the step if a pointer.
9900 Use POINTER_PLUS_EXPR for pointers.
9901 (aff_combination_to_tree): Use sizetype for the step if a
9904 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
9906 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
9907 Remove commutativity hint.
9909 2008-03-10 Jakub Jelinek <jakub@redhat.com>
9913 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
9914 errorneous type. Check that v is a VAR_DECL.
9917 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
9919 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
9921 PR tree-optimization/35494
9922 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
9923 may be overriden at link and run time.
9925 2008-03-10 Richard Guenther <rguenther@suse.de>
9927 PR tree-optimization/34677
9928 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
9929 (poolify_tree): Likewise.
9930 (modify_expr_template): Likewise.
9931 (poolify_modify_stmt): Likewise.
9932 (insert_fake_stores): Handle all component-ref style stores
9933 in addition to INDIRECT_REF. Also handle complex types.
9934 Do not poolify the inserted load.
9935 (realify_fake_stores): Do not rebuild the tree but only
9936 make it a SSA_NAME copy.
9937 (init_pre): Remove initialzation of modify_expr_template.
9938 Do not allocate modify_expr_node_pool.
9939 (fini_pre): Do not free modify_expr_node_pool.
9941 2008-03-10 Paul Brook <paul@codesourcery.com>
9943 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
9946 2008-03-10 Paul Brook <paul@codesourcery.com>
9947 Mark Shinwell <shinwell@codesourcery.com>
9949 * config/arm/cortex-r4.md: New.
9950 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
9952 * config/arm/arm.md: Include cortex-r4.md.
9953 (insn): Add smmls, sdiv and udiv values.
9954 (generic_sched): Don't use generic scheduling for Cortex-R4.
9955 (arm_issue_rate): New function.
9956 (TARGET_SCHED_ISSUE_RATE): Define.
9958 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
9960 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
9962 2008-03-10 Richard Guenther <rguenther@suse.de>
9964 * tree-ssa-pre.c (get_sccvn_value): Simplify.
9965 (compute_avail): Do not add stmt uses to AVAIL_OUT.
9967 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
9969 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9970 Set default to true.
9972 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9974 * c.opt (Wsynth): Deprecate.
9975 * doc/invoke.texi (Option Summary, Warning Options): Document
9976 -Wno-format-contains-nul.
9978 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
9981 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
9982 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
9984 2008-03-09 Ira Rosen <irar@il.ibm.com>
9986 * config/rs6000/rs6000.c (builtin_description): Rename vector
9987 left shift operations.
9988 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
9989 (altivec_vsl<VI_char>): Rename to ...
9990 (ashl<mode>3): ... new name.
9991 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
9993 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
9995 2008-03-08 Richard Guenther <rguenther@suse.de>
9997 * coverage.h (tree_coverage_counter_addr): Declare.
9998 * coverage.c (tree_coverage_counter_addr): New function.
9999 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10000 before using again.
10001 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10002 (tree_gen_one_value_profiler): Likewise.
10003 (tree_gen_ic_profiler): Likewise.
10004 (tree_gen_average_profiler): Likewise.
10005 (tree_gen_ior_profiler): Likewise.
10007 2008-03-08 Richard Guenther <rguenther@suse.de>
10009 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10010 (vn_binary_op_insert): Likewise.
10011 (vn_unary_op_lookup): Likewise.
10012 (vn_unary_op_insert): Likewise.
10013 (vn_nary_op_lookup): Declare.
10014 (vn_nary_op_insert): Likewise.
10015 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10016 and binary hashes, use a single obstack for unary_op_pool
10017 and binary_op_pool.
10018 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10019 a single struct vn_nary_op_s. Store tree code length and
10020 a variable number of operands.
10021 (struct vn_reference_op_struct): Remove unused op2.
10022 (vn_reference_op_eq): Do not compare op2.
10023 (vn_reference_op_compute_hash): Do not compute hash of op2.
10024 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10025 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10026 with vn_nary_op_compute_hash.
10027 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10028 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10030 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10032 (visit_unary_op): Call nary functions.
10033 (visit_binary_op): Likewise.
10034 (process_scc): Adjust for struct vn_tables_s changes.
10035 (allocate_vn_table): Likewise.
10036 (free_vn_table): Likewise.
10037 * tree-vn.c (vn_add): Call nary functions.
10038 (vn_lookup): Likewise.
10040 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10043 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10044 wdst back after sync_compare_and_swapqhi_internal.
10046 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10049 * config/i386/i386-modes.def (V1DI): New vector mode.
10050 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10051 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10052 (MMXMODE248): Ditto.
10053 (MMXMODE): Add V1DI mode.
10054 (mmxvecsize): Change DI mode to V1DI mode.
10055 ("mov<mode>): Use MMXMODEI8 mode iterator.
10056 ("*mov<mode>_internal_rex64"): Ditto.
10057 ("*mov<mode>_internal"): Ditto.
10058 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10059 ("mmx_sub<mode>3"): Ditto.
10060 ("mmx_adddi3"): Remove insn pattern.
10061 ("mmx_subdi3"): Ditto.
10062 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10063 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10064 ("mmx_ashl<mode>3"): Ditto.
10065 ("mmx_lshrdi3"): Remove insn pattern.
10066 ("mmx_ashldi3"): Ditto.
10067 * config/i386/i386.c (classify_argument): Handle V1DImode.
10068 (function_arg_advance_32): Ditto.
10069 (function_arg_32): Ditto.
10070 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10071 mmx_addv1di3 insn pattern.
10072 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10073 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10074 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10075 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10076 Remove definitions of built-in functions.
10077 (V1DI_type_node): New node.
10078 (v1di_ftype_v1di_int): Ditto.
10079 (v1di_ftype_v1di_v1di): Ditto.
10080 (v2si_ftype_v2si_si): Ditto.
10081 (v4hi_ftype_v4hi_di): Remove node.
10082 (v2si_ftype_v2si_di): Ditto.
10083 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10084 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10085 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10086 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10087 Add new builtins using def_builtin_const.
10088 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10089 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10090 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10091 * config/i386/mmintrin.h (__v1di): New typedef.
10092 (_mm_add_si64): Cast arguments to __v1di type.
10093 (_mm_sub_si64): Ditto.
10094 (_mm_sll_pi16): Cast __count to __v4hi type.
10095 (_mm_sll_pi32): Cast __count to __v2si type.
10096 (_mm_sll_si64): Cast arguments to __v1di type.
10097 (_mm_srl_pi16): Cast __count to __v4hi type.
10098 (_mm_srl_pi32): Cast __count to __v2si type.
10099 (_mm_srl_si64): Cast arguments to __v1di type.
10100 (_mm_sra_pi16): Cast __count to __v4hi type.
10101 (_mm_sra_pi32): Cast __count to __v2si type.
10102 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10103 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10104 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10105 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10106 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10107 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10108 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10109 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10110 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10111 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10112 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10113 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10115 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10117 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10119 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10122 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10123 reg+const addressing for Altivec modes. Don't generate reg+reg
10124 addressing for TFmode or TDmode quantities.
10126 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10128 * c-common.c (vector_types_convertible_p): Call langhook
10129 instead of comptypes.
10131 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10134 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10135 integral and scalar float variables which have a
10138 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10140 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10141 dwarf_register_span hook when emitting unwind information for
10142 register-to-memory saves.
10143 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10144 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10146 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10148 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10149 for the same VAR_DECL.
10151 2008-03-06 Tom Tromey <tromey@redhat.com>
10153 * treelang: Delete.
10154 * doc/standards.texi (Standards): Don't mention treelang.
10155 * doc/invoke.texi (Overall Options): Don't mention treelang.
10156 * doc/install.texi (Prerequisites): Don't mention bison or
10158 (Configuration): Don't mention treelang.
10159 (Building): Likewise.
10160 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10162 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10164 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10165 word-extractions out of a multi-word object.
10167 2008-03-06 Richard Guenther <rguenther@suse.de>
10169 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10170 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10171 result type and precision.
10172 * expr.c (get_inner_reference): Set unsignedp based on the result
10173 type of BIT_FIELD_REF.
10174 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10175 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10176 (try_instantiate_multiple_fields): Likewise. Use the correct type
10178 (sra_build_assignment): Likewise.
10179 (sra_build_elt_assignment): Likewise.
10180 (sra_explode_bitfield_assignment): Likewise.
10181 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10182 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10183 set BIT_FIELD_REF_UNSIGNED.
10184 (vectorizable_load): Likewise.
10186 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10188 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10191 2008-03-06 Richard Guenther <rguenther@suse.de>
10193 * alias.c (struct alias_set_entry): Move has_zero_child field
10194 to pack with alias_set.
10196 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10198 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10201 2008-03-05 Ian Lance Taylor <iant@google.com>
10203 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10205 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10207 * fwprop.c (update_df): Support width and offset parameters of
10209 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10210 global_conflicts): Change DF_REF_EXTRACT to either
10211 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10212 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10213 * df-scan.c (df_ref_record, df_defs_record,
10214 df_ref_create_structure, df_def_record_1, df_uses_record,
10215 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10216 df_bb_refs_collect, df_entry_block_defs_collect,
10217 df_exit_block_uses_collect): Support new width and offset fields.
10218 (ref_extract_pool): New storage pool.
10219 (df_free_ref): New function.
10220 (df_reg_chain_unlink, df_free_collection_rec,
10221 df_sort_and_compress_refs): Call df_free_ref.
10222 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10224 (df_ref_create_structure): Allocate df_ref_extract if offset and
10225 width fields are used.
10226 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10227 (df_uses_record): Get offset and width from ZERO_EXTRACT
10229 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10230 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10231 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10232 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10233 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10234 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10235 (df_ref_extract): New structure.
10236 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10237 (df_ref_create): Add width and offset parameters.
10239 2008-03-05 Richard Guenther <rguenther@suse.de>
10241 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10242 Use ranges_overlap_p.
10243 (offset_overlaps_with_access): Rename
10244 to ranges_overlap_p and move ...
10245 * tree-flow-inline.h (ranges_overlap_p): ... here.
10247 * tree.h (get_inner_reference, handled_component_p): Update
10250 * tree.h (record_component_aliases, get_alias_set,
10251 alias_sets_conflict_p, alias_sets_must_conflict_p,
10252 objects_must_conflict_p): Move declarations ...
10253 * alias.h (record_component_aliases, get_alias_set,
10254 alias_sets_conflict_p, alias_sets_must_conflict_p,
10255 objects_must_conflict_p): ... here.
10256 Include coretypes.h.
10257 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10259 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10261 * cfg.c: Include tree-flow.h.
10262 (remove_edge_raw): Call redirect_edge_var_map_clear.
10263 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10264 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10265 (redirect_edge_var_map_result): New.
10266 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10267 PENDING_STMT use with redirect_edge_var_map_*.
10268 * tree-ssa.c (edge_var_maps): New definition.
10269 (redirect_edge_var_map_add): New.
10270 (redirect_edge_var_map_clear): New.
10271 (redirect_edge_var_map_dup): New.
10272 (redirect_edge_var_map_vector): New.
10273 (redirect_edge_var_map_destroy): New.
10274 (ssa_redirect_edge): Replace PENDING_STMT use with
10275 redirect_edge_var_map_*.
10276 (flush_pending_stmts): Same.
10277 (delete_tree_ssa): Destroy edge var map.
10278 * tree-flow.h (struct _edge_var_map): New.
10279 Define edge_var_map vector type.
10280 Declare redirect_edge_var_map_* prototypes.
10281 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10282 * tree-cfg.c (reinstall_phi_args): Replace
10283 PENDING_STMT use with redirect_edge_var_map_*.
10285 2008-03-05 Richard Guenther <rguenther@suse.de>
10287 PR tree-optimization/35472
10288 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10289 whose single use_stmt has a overlapping set of loaded and
10290 stored symbols as that use_stmt might be a noop assignment then.
10292 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10294 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10296 2008-03-05 Richard Guenther <rguenther@suse.de>
10299 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10300 should be constants.
10301 * tree-cfg.c (verify_expr): Verify it.
10302 * fold-const.c (fold_truthop): Remove code generating
10303 BIT_FIELD_REFs of structure bases.
10304 (fold_binary): Likewise.
10305 (fold_ternary): Position and size of BIT_FIELD_REFs are
10306 always host integers.
10307 (make_bit_field_ref): Remove.
10308 (optimize_bit_field_compare): Remove.
10309 (all_ones_mask_p): Remove.
10311 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10314 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10315 (split_block_and_df_analyze): New. Split basic block and rebuild
10317 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10319 (split_pattern_seq): Likewise.
10320 (erase_matching_seqs): Likewise.
10321 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10323 2008-03-04 Geoff Keating <geoffk@apple.com>
10325 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10326 declaration and code.
10327 (tree_invalid_nonnegative_warnv_p): Likewise.
10329 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10331 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10332 examples. Truncate option-names then causing overfull hbox.
10334 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10337 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10339 * configure: Rebuilt.
10341 2008-03-04 Rafael Espindola <espindola@google.com>
10343 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10344 (tree_unary_nonnegative_warnv_p): New.
10345 (tree_binary_nonnegative_warnv_p): New.
10346 (tree_single_nonnegative_warnv_p): New.
10347 (tree_invalid_nonnegative_warnv_p): New.
10348 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10350 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10353 * opts.c (handle_option): Postpone 'unknown option' errors only for
10356 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10359 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10362 2008-03-04 Rafael Espindola <espindola@google.com>
10364 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10365 (tree_binary_nonzero_warnv_p): New.
10366 (tree_single_nonzero_warnv_p): New.
10367 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10369 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10371 PR middle-end/35456
10372 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10373 transformations for modes that have signed zeros.
10374 * ifcvt.c (noce_try_abs): Ditto.
10376 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10378 * config/i386/i386.c (override_options): Force
10379 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10381 2008-03-04 Jan Hubicka <jh@suse.cz>
10384 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10387 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10389 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10390 label to probe the stack.
10392 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10394 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10395 (__gthr_win32_mutex_destroy): Declare.
10396 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10397 __gthr_win32_mutex_destroy.
10398 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10400 2008-03-03 Jan Hubicka <jh@suse.cz>
10403 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10404 aggressive on inlining cold calls.
10406 2008-03-03 Richard Guenther <rguenther@suse.de>
10408 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10409 struct copies into the expression table.
10410 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10411 (try_to_simplify): Likewise.
10412 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10413 integral and pointer arguments which do not change the
10414 precision to NOP_EXPRs.
10415 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10416 VIEW_CONVERT_EXPR case.
10418 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10420 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10421 defined in a loop at depth 0 is invariant.
10422 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10423 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10424 be called at loop depth 0.
10426 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10429 * gcc.c (process_command): Update copyright notice dates.
10430 * gcov.c (print_version): Likewise.
10431 * gcov-dump.c (print_version): Likewise.
10432 * mips-tfile.c (main): Likewise.
10433 * mips-tdump.c (main): Likewise.
10435 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10438 * c-common.c (flag_permissive): Delete.
10439 (constant_expression_warnings): Check flags first.
10440 (constant_expression_error): New.
10441 * c-common.h (flag_permissive): Delete.
10442 (constant_expression_error): Declare.
10443 * flags.h (flag_permissive): Declare. Update description.
10444 * diagnostic.c (pedwarn): Update.
10446 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10447 (permissive_error_kind): New.
10448 * toplev.c (flag_permissive): Define. Update description.
10449 * toplev.h (permissive_error_kind): Declare.
10450 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10451 (pedwarn_c90): Use pedantic_warning_kind.
10452 * c-opts.c (c_common_post_options): flag_permissive does not affect
10453 flag_pedantic_errors.
10455 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10457 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10458 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10459 __absvsi2, __absvDI2): Use unsigned arithmetic.
10461 2008-03-02 Andi Kleen <ak@suse.de>
10462 Richard Guenther <rguenther@suse.de>
10464 * struct-equiv.c: Remove file.
10465 * cfg_cleanup.c (condjump_equiv_p): Remove.
10466 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10467 (struct-equiv.o): Remove rule.
10468 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10469 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10470 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10472 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10474 * ifcvt.c (noce_process_if_block): Try to handle only the then
10475 block if the else block exists but isn't suitable.
10477 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10480 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10481 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10482 regression from previous patch.
10484 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10487 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10489 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10490 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10491 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10492 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10493 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10494 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10495 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10496 (__gthread_mutex_destroy_function): Rename to
10497 __gthread_mutex_destroy.
10498 * gthr-dce.h (__gthread_mutex_destroy): Call
10499 pthread_mutex_destroy.
10500 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10501 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10502 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10504 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10506 * df-scan.c (df_ref_chain_change_bb): Simplify.
10507 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10508 set_block_for_insn if there's any change.
10509 * df.h ((df_insn_change_bb): Fix prototype.
10510 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10511 df_insn_change_bb, don't call set_block_for_insn.
10512 * emit-rtl.c (reorder_insns): Likewise.
10513 * haifa-sched.c (move_insn): Likewise.
10515 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10517 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10519 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10521 * tree-flow-inline.h (next_readonly_imm_use): Return
10522 NULL_USE_OPERAND_P after the end.
10524 2008-03-01 Richard Guenther <rguenther@suse.de>
10526 PR tree-optimization/35411
10527 * tree-sra.c (sra_build_assignment): Split conversion to
10528 final type to a separate statement if we are not assigning
10531 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10533 * fold-const.c (fold_convertible_p): Correct the logic to follow
10534 that in fold_convert().
10536 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10539 * tree-inline.c (build_duplicate_type): When we make a
10540 duplicate type, make it unique in the canonical types system.
10542 2008-02-29 Tom Tromey <tromey@redhat.com>
10544 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10545 input_file_stack_history, input_file_stack_restored): Remove.
10546 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10547 * input.h (struct file_stack): Remove.
10548 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10549 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10551 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10553 (diagnostic_last_module_changed): Add 'map' argument.
10554 (diagnostic_set_last_function): Likewise.
10555 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10556 line map, not input_file_stack.
10557 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10559 2008-02-29 Paul Brook <paul@codesourcery.com>
10561 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10563 2008-02-29 Paul Brook <paul@codesourcery.com>
10565 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10567 2008-02-29 Richard Guenther <rguenther@suse.de>
10569 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10571 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10572 value for comparing for a store match.
10573 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10574 (try_to_simplify): Do not do a full-blown reference lookup.
10576 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10578 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10579 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10581 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10583 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10585 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10586 strides against cache sizes.
10588 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10590 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10593 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10595 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10596 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10597 is smaller than the original promoted value.
10598 (simplify_subreg): If OP is a SUBREG, try to preserve its
10599 SUBREG_PROMOTED_VAR_P information.
10601 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10603 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10604 (VN_INFO_GET): Allocate new objects on the obstack.
10605 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10606 for rpo_numbers_temp, for consistency.
10607 (free_scc_vn): Free the obstack.
10609 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10611 * doc/invoke.texi: Document -ftree-loop-distribution.
10612 * tree-loop-distribution.c: New.
10613 * tree-pass.h (pass_loop_distribution): New.
10614 * graphds.h (struct graph): Add htab_t indices.
10615 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10616 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10617 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10618 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10619 * tree-data-ref.c (debug_data_dependence_relations): New.
10620 (dump_data_dependence_relation): Also print data references.
10621 (free_data_ref): Extern.
10622 (same_access_functions): Moved...
10623 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10624 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10625 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10626 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10627 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10628 (stmts_from_loop): Skip LABEL_EXPR.
10629 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10631 (build_rdg): Initialize rdg->indices htab.
10632 (free_rdg, stores_from_loop, ref_base_address,
10633 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10634 have_similar_memory_accesses_1, ref_base_address_1,
10635 remove_similar_memory_refs): New.
10636 * tree-data-ref.h: Depend on tree-chrec.h.
10637 (debug_data_dependence_relations, free_data_ref): Declared.
10638 (same_access_functions): ... here.
10639 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10641 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10642 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10643 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10644 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10645 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10646 rdg_vertex_for_stmt): Declared.
10647 (struct rdg_edge): Add level.
10649 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10650 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10652 (rdg_has_similar_memory_accesses): New.
10653 * tree-vect-analyze.c: Remove unused static decls.
10654 * lambda.h (dependence_level): New.
10655 * common.opt (ftree-loop-distribution): New.
10656 * tree-flow.h (mark_virtual_ops_in_bb,
10657 slpeel_tree_duplicate_loop_to_edge_cfg,
10658 rename_variables_in_loop): Declared.
10659 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10660 (OBJS-common): Add tree-loop-distribution.o.
10661 (tree-loop-distribution.o): New rule.
10662 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10663 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10664 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10666 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10669 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10670 other than structures and unions.
10672 2008-02-28 Richard Guenther <rguenther@suse.de>
10675 2008-02-26 Richard Guenther <rguenther@suse.de>
10677 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10678 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10679 (lookup_decl_from_uid): Declare.
10680 (remove_decl_from_map): Likewise.
10681 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10682 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10683 (decl_for_uid_map): New global hashtable mapping DECL_UID
10685 (init_ttree): Allocate it.
10686 (insert_decl_to_uid_decl_map): New helper function.
10687 (make_node_stat): Insert new decls into the map.
10688 (copy_node_stat): Likewise.
10689 (lookup_decl_from_uid): New function.
10690 (remove_decl_from_map): Likewise.
10691 (print_decl_for_uid_map_statistics): New helper.
10692 (dump_tree_statistics): Call it.
10694 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10695 (referenced_var_iterator): Adjust.
10696 (FOR_EACH_REFERENCED_VAR): Adjust.
10697 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10698 (num_referenced_vars): Adjust.
10699 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10700 (first_referenced_var): Remove.
10701 (end_referenced_vars_p): Likewise.
10702 (next_referenced_var): Likewise.
10703 (referenced_var_iterator_set): New helper function.
10704 * tree-dfa.c (referenced_var_lookup): Adjust.
10705 (referenced_var_check_and_insert): Likewise.
10706 (remove_referenced_var): Likewise.
10707 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10708 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10709 (verify_call_clobbering): Likewise.
10710 (verify_memory_partitions): Likewise.
10711 (init_tree_ssa): Allocate bitmap instead of hashtable for
10713 (delete_tree_ssa): Adjust.
10714 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10715 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10716 (compute_tag_properties): Likewise.
10717 (set_initial_properties): Likewise.
10718 (find_partition_for): Likewise.
10719 (update_reference_counts): Likewise.
10720 (dump_may_aliases_for): Likewise.
10721 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10722 (add_call_clobber_ops): Likewise.
10723 (add_call_read_ops): Likewise.
10724 (get_asm_expr_operands): Likewise.
10725 * tree-into-ssa.c (dump_decl_set): Likewise.
10726 (update_ssa): Likewise.
10727 * tree-sra.c (scan_function): Likewise.
10728 (decide_instantiations): Likewise.
10729 (scalarize_parms): Likewise.
10730 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10731 (dsa_named_for): Likewise.
10732 * tree-ssa-structalias.c (update_alias_info): Likewise.
10733 (merge_smts_into): Likewise.
10735 2008-02-27 David Daney <ddaney@avtrex.com>
10738 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10739 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10740 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10741 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10742 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10744 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10747 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10748 (BUILT_IN_NEXTTOWARD): Remove.
10749 (BUILT_IN_NEXTTOWARDF): Ditto.
10750 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10751 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10753 2008-02-27 Tom Tromey <tromey@redhat.com>
10755 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10756 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10758 2008-02-27 Jan Beulich <jbeulich@novell.com>
10760 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10761 update the respective field on newdecl.
10763 2008-02-27 Revital Eres <eres@il.ibm.com>
10765 PR rtl-optimization/34999
10766 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10767 crossing edges that ends with a call insn.
10768 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10769 call insn and clear the EDGE_CROSSING flag of the crossing edge
10770 when fixing fallthru edges.
10772 2008-02-27 Richard Guenther <rguenther@suse.de>
10774 PR middle-end/35390
10775 * fold-const.c (fold_unary): Return the correct argument,
10776 converted to the result type.
10778 2008-02-27 Richard Guenther <rguenther@suse.de>
10780 PR middle-end/34971
10781 * expr.c (expand_expr_real_1): Assert on rotates that operate
10783 * fold-const.c (fold_binary): Use the types precision, not the
10784 bitsize of the mode if folding rotate expressions. Build rotates
10785 only for full modes.
10787 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10789 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10790 and CPP_PRAGMA_EOL.
10791 * c-pragma.c (pragma_ns_name): New typedef.
10792 (registered_pp_pragmas): New variable.
10793 (c_pp_lookup_pragma): New function.
10794 (c_register_pragma_1): If flag_preprocess_only, do nothing
10795 for non-expanded pragmas, for expanded ones push pragma's
10796 namespace and name into registered_pp_pragmas vector.
10797 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10798 flag_preprocess_only, don't register GCC pch_preprocess
10799 pragma if flag_preprocess_only.
10800 * c-opts.c (c_common_init): Call init_pragma even if
10801 flag_preprocess_only.
10802 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10803 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10804 cpp_register_pragma if flag_preprocess_only.
10806 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10809 * c-parser.c (c_parser_translation_unit): Warn for empty
10810 translation unit, not empty source file.
10812 2008-02-26 Paul Brook <paul@codesourcery.com>
10814 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10815 operand for Thumb-2.
10816 * config/arm/arm.h (reg_class): Add CORE_REGS.
10817 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10818 (BASE_REG_CLASS): Use CORE_REGS.
10819 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10820 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10821 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10822 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10823 ARM_REGNO_OK_FOR_INDEX_P.
10824 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10825 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10826 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10827 (ldm/stm peepholes): Ditto.
10828 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10829 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10830 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10831 * config/arm/constraints.md: Enable "k" constraint on ARM.
10833 2008-02-27 Ben Elliston <bje@au.ibm.com>
10835 * config/rs6000/rs6000.c: Annotate cache line size field in all
10836 instances of struct processor_costs.
10838 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10840 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10841 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10842 jump_bypass): New counters.
10843 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10844 * dce.c (gate_ud_dce): Same.
10845 (gate_fast_dce): Same.
10846 * dse.c (gate_dse1): New function.
10847 (gate_dse2): New function.
10848 (gate_dse): Merge results of new gate functions.
10849 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10850 (gate_handle_jump_bypass): Add dbg_cnt.
10851 (gate_handle_gcse): Add dbg_cnt.
10852 * ifcvt.c (gate_handle_if_conversion): Same.
10853 (gate_handle_if_after_combine): Same.
10854 (gate_handle_if_after_reload): Same.
10855 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10857 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10859 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10861 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10863 2008-02-26 Jason Merrill <jason@redhat.com>
10866 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10867 alone if it's the naming decl for the type's main variant.
10869 2008-02-26 Tom Tromey <tromey@redhat.com>
10871 * system.h (USE_MAPPED_LOCATION): Poison.
10872 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10873 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10874 (make_goto_expr_edges): Likewise.
10875 (remove_bb): Likewise.
10876 (execute_warn_function_return): Likewise.
10877 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10879 * c-common.c (fname_decl): Remove old location code.
10880 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10882 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10884 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10885 (gen_rtx_ASM_INPUT): Likewise.
10886 (gen_rtx_ASM_INPUT_loc): Likewise.
10887 (get_rtx_asm_OPERANDS): Remove.
10888 * cfglayout.c (insn_locators_alloc): Remove old location code.
10889 (set_curr_insn_source_location): Likewise.
10890 (curr_insn_locator): Likewise.
10891 * print-tree.c (print_node): Remove old location code.
10892 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10893 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10894 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10895 location_from_locus.
10896 (construct_exit_block): Remove old location code.
10897 * emit-rtl.c (force_next_line_note): Remove old location code.
10898 * profile.c (branch_prob): Remove old location code.
10899 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10900 LOC_LINE): Remove old-location variants.
10901 * langhooks.c (lhd_print_error_function): Remove old location
10903 * configure, config.in: Rebuilt.
10904 * configure.ac (--enable-mapped-location): Remove.
10905 * c-decl.c (c_init_decl_processing): Remove old location code.
10906 (finish_function): Likewise.
10907 * recog.c (decode_asm_operands): Remove old location code.
10908 * c-pch.c (c_common_read_pch): Remove old location code.
10909 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
10911 * gimple-low.c (lower_function_body): Remove old location code.
10912 * toplev.c (unknown_location): Remove.
10913 (push_srcloc): Remove old-location variant.
10914 (process_options): Remove old location code.
10915 (lang_dependent_init): Likewise.
10916 * input.h (UNKNOWN_LOCATION): Move definition.
10917 (location_t): Undeprecate.
10918 (source_locus): Remove.
10919 (location_from_locus): Remove.
10920 (struct location_s): Remove.
10921 Remove all old-location code.
10922 (input_line, input_filename): Remove.
10923 * final.c (final_scan_insn): Remove old location code.
10924 * diagnostic.c (diagnostic_build_prefix): Remove
10925 USE_MAPPED_LOCATION test.
10926 * tree.h (gimple_stmt) <locus>: Now a location_t.
10927 (tree_exp) <locus>: Likewise.
10928 (DECL_IS_BUILTIN): Remove old-location variant.
10929 (annotate_with_file_line, annotate_with_locus): Likewise.
10930 (expr_locus, set_expr_locus): Update.
10931 * tree.c (build1_stat): Remove old location code.
10932 (last_annotated_node): Remove.
10933 (annotate_with_file_line): Remove old-location variant.
10934 (annotate_with_locus): Likewise.
10935 (expr_location): Remove old location code.
10936 (set_expr_location): Likewise.
10937 (expr_has_location): Likewise.
10938 (expr_locus): Likewise.
10939 (set_expr_locus): Likewise.
10940 (expr_filename): Don't use location_from_locus.
10941 (expr_lineno): Likewise.
10942 * rtl-error.c (location_for_asm): Remove old location code.
10943 * c-lex.c (cb_line_change): Remove old location code.
10944 (fe_file_change): Likewise.
10945 (cb_def_pragma): Likewise.
10946 (c_lex_with_flags): Likewise.
10947 * gengtype.c (do_typedef): Don't special-case location types.
10948 (define_location_structures): Remove.
10949 (main): Don't call define_location_structures.
10950 * tree-pretty-print.c (dump_implicit_edges): Remove old location
10953 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10956 * builtins.def (BUILT_IN_STDARG_START): Remove.
10957 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
10958 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
10959 * tree-inline.c (inline_forbidden_p_1): Likewise.
10961 2008-02-26 Richard Guenther <rguenther@suse.de>
10963 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10964 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10965 (lookup_decl_from_uid): Declare.
10966 (remove_decl_from_map): Likewise.
10967 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10968 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10969 (decl_for_uid_map): New global hashtable mapping DECL_UID
10971 (init_ttree): Allocate it.
10972 (insert_decl_to_uid_decl_map): New helper function.
10973 (make_node_stat): Insert new decls into the map.
10974 (copy_node_stat): Likewise.
10975 (lookup_decl_from_uid): New function.
10976 (remove_decl_from_map): Likewise.
10977 (print_decl_for_uid_map_statistics): New helper.
10978 (dump_tree_statistics): Call it.
10980 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10981 (referenced_var_iterator): Adjust.
10982 (FOR_EACH_REFERENCED_VAR): Adjust.
10983 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10984 (num_referenced_vars): Adjust.
10985 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10986 (first_referenced_var): Remove.
10987 (end_referenced_vars_p): Likewise.
10988 (next_referenced_var): Likewise.
10989 (referenced_var_iterator_set): New helper function.
10990 * tree-dfa.c (referenced_var_lookup): Adjust.
10991 (referenced_var_check_and_insert): Likewise.
10992 (remove_referenced_var): Likewise.
10993 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10994 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10995 (verify_call_clobbering): Likewise.
10996 (verify_memory_partitions): Likewise.
10997 (init_tree_ssa): Allocate bitmap instead of hashtable for
10999 (delete_tree_ssa): Adjust.
11000 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11001 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11002 (compute_tag_properties): Likewise.
11003 (set_initial_properties): Likewise.
11004 (find_partition_for): Likewise.
11005 (update_reference_counts): Likewise.
11006 (dump_may_aliases_for): Likewise.
11007 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11008 (add_call_clobber_ops): Likewise.
11009 (add_call_read_ops): Likewise.
11010 (get_asm_expr_operands): Likewise.
11011 * tree-into-ssa.c (dump_decl_set): Likewise.
11012 (update_ssa): Likewise.
11013 * tree-sra.c (scan_function): Likewise.
11014 (decide_instantiations): Likewise.
11015 (scalarize_parms): Likewise.
11016 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11017 (dsa_named_for): Likewise.
11018 * tree-ssa-structalias.c (update_alias_info): Likewise.
11019 (merge_smts_into): Likewise.
11021 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11024 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11025 * c-opts.c (c_common_handle_option): Wall enables
11026 Wvolatile-register-var.
11027 * common.opt: Move Wvolatile-register-var to...
11030 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11032 * common.opt (Wlarger-than=): New.
11033 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11035 * opts.c (common_handle_option): Handle -Wlarger-than=.
11036 * optc-gen.awk: Likewise.
11037 * opth-gen.awk: Likewise.
11038 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11039 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11041 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11043 * c-common.c (match_case_to_enum_1): Add appropriate
11044 OPT_W* parameter to warning.
11045 (c_do_switch_warnings): Likewise.
11046 * c-typeck.c (warning_init): Add one more parameter following
11047 'warning' function.
11048 (push_init_level): Update call to warning_init.
11049 (pop_init_level): Likewise.
11050 (add_pending_init): Likewise.
11051 (output_init_element: Likewise.
11053 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11056 * toplev.c (toplev_main): If there are warnings or error, print
11057 errors for ignored options.
11058 * opts.c (ignored_options): New static variable.
11059 (postpone_unknown_option_error): New.
11060 (print_ignored_options): New.
11061 (handle_option): Postpone errors for unknown -Wno-* options.
11062 * opts.h (print_ignored_options): Declare.
11064 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11066 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11069 2008-02-25 Richard Guenther <rguenther@suse.de>
11072 2008-02-25 Richard Guenther <rguenther@suse.de>
11074 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11075 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11076 (lookup_decl_from_uid): Declare.
11077 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11078 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11079 (decl_for_uid_map): New global hashtable mapping DECL_UID
11081 (init_ttree): Allocate it.
11082 (insert_decl_to_uid_decl_map): New helper function.
11083 (make_node_stat): Insert new decls into the map.
11084 (copy_node_stat): Likewise.
11085 (lookup_decl_from_uid): New function.
11086 (print_decl_for_uid_map_statistics): New helper.
11087 (dump_tree_statistics): Call it.
11089 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11090 (referenced_var_iterator): Adjust.
11091 (FOR_EACH_REFERENCED_VAR): Adjust.
11092 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11093 (num_referenced_vars): Adjust.
11094 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11095 (first_referenced_var): Remove.
11096 (end_referenced_vars_p): Likewise.
11097 (next_referenced_var): Likewise.
11098 (referenced_var_iterator_set): New helper function.
11099 * tree-dfa.c (referenced_var_lookup): Adjust.
11100 (referenced_var_check_and_insert): Likewise.
11101 (remove_referenced_var): Likewise.
11102 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11104 (verify_call_clobbering): Likewise.
11105 (verify_memory_partitions): Likewise.
11106 (init_tree_ssa): Allocate bitmap instead of hashtable for
11108 (delete_tree_ssa): Adjust.
11109 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11110 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11111 (compute_tag_properties): Likewise.
11112 (set_initial_properties): Likewise.
11113 (find_partition_for): Likewise.
11114 (update_reference_counts): Likewise.
11115 (dump_may_aliases_for): Likewise.
11116 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11117 (add_call_clobber_ops): Likewise.
11118 (add_call_read_ops): Likewise.
11119 (get_asm_expr_operands): Likewise.
11120 * tree-into-ssa.c (dump_decl_set): Likewise.
11121 (update_ssa): Likewise.
11122 * tree-sra.c (scan_function): Likewise.
11123 (decide_instantiations): Likewise.
11124 (scalarize_parms): Likewise.
11125 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11126 (dsa_named_for): Likewise.
11127 * tree-ssa-structalias.c (update_alias_info): Likewise.
11128 (merge_smts_into): Likewise.
11130 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11133 * doc/invoke.texi (-fcx-limited-range): Document new option.
11134 * toplev.c (process_options): Handle -fcx-fortran-rules.
11135 * common.opt: Add documentation for -fcx-fortran-rules.
11137 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11140 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11141 actual behaviour and C99.
11143 2008-02-26 Ben Elliston <bje@au.ibm.com>
11145 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11146 (ASM_CPU_POWER6_SPEC): Likewise.
11147 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11148 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11149 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11151 2008-02-25 Richard Guenther <rguenther@suse.de>
11153 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11154 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11155 (lookup_decl_from_uid): Declare.
11156 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11157 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11158 (decl_for_uid_map): New global hashtable mapping DECL_UID
11160 (init_ttree): Allocate it.
11161 (insert_decl_to_uid_decl_map): New helper function.
11162 (make_node_stat): Insert new decls into the map.
11163 (copy_node_stat): Likewise.
11164 (lookup_decl_from_uid): New function.
11165 (print_decl_for_uid_map_statistics): New helper.
11166 (dump_tree_statistics): Call it.
11168 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11169 (referenced_var_iterator): Adjust.
11170 (FOR_EACH_REFERENCED_VAR): Adjust.
11171 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11172 (num_referenced_vars): Adjust.
11173 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11174 (first_referenced_var): Remove.
11175 (end_referenced_vars_p): Likewise.
11176 (next_referenced_var): Likewise.
11177 (referenced_var_iterator_set): New helper function.
11178 * tree-dfa.c (referenced_var_lookup): Adjust.
11179 (referenced_var_check_and_insert): Likewise.
11180 (remove_referenced_var): Likewise.
11181 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11182 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11183 (verify_call_clobbering): Likewise.
11184 (verify_memory_partitions): Likewise.
11185 (init_tree_ssa): Allocate bitmap instead of hashtable for
11187 (delete_tree_ssa): Adjust.
11188 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11189 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11190 (compute_tag_properties): Likewise.
11191 (set_initial_properties): Likewise.
11192 (find_partition_for): Likewise.
11193 (update_reference_counts): Likewise.
11194 (dump_may_aliases_for): Likewise.
11195 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11196 (add_call_clobber_ops): Likewise.
11197 (add_call_read_ops): Likewise.
11198 (get_asm_expr_operands): Likewise.
11199 * tree-into-ssa.c (dump_decl_set): Likewise.
11200 (update_ssa): Likewise.
11201 * tree-sra.c (scan_function): Likewise.
11202 (decide_instantiations): Likewise.
11203 (scalarize_parms): Likewise.
11204 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11205 (dsa_named_for): Likewise.
11206 * tree-ssa-structalias.c (update_alias_info): Likewise.
11207 (merge_smts_into): Likewise.
11209 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11212 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11213 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11214 * alias.h (nonoverlapping_memrefs_p): Likewise.
11216 2008-02-25 Jan Beulich <jbeulich@novell.com>
11218 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11219 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11220 __emultls_get_address, __emultls_register_common,
11221 __floatundi?f, and _Unwind_GetIPInfo.
11222 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11223 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11224 (gen_regparm_prefix): Likewise.
11225 (i386_nlm_encode_section_info): Sync with
11226 config/i386/winnt.c:i386_pe_encode_section_info().
11227 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11228 i386_nlm_mangle_decl_assembler_name): New.
11229 (netware_override_options): New.
11230 * config/i386/netware.h (netware_override_options): Declare.
11231 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11232 (i386_nlm_mangle_decl_assembler_name): Declare.
11233 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11235 2008-02-25 Ben Elliston <bje@au.ibm.com>
11238 * c-decl.c (grokdeclarator): Remove unused local variables
11239 `typedef_type' and `type_as_written'.
11241 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11242 unused local variable `has_hot_blocks'.
11243 (fix_crossing_conditional_branches): Remove unused local variable
11246 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11248 PR middle-end/19984
11249 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11250 using DEF_C99_BUILTIN.
11251 (BUILT_IN_NANF): Ditto.
11252 (BUILT_IN_NANL): Ditto.
11254 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11255 Revital Eres <eres@il.ibm.com>
11257 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11258 regarding the order of two dependent insns in the same row.
11260 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11262 * stor-layout.c (layout_decl): Do not bump the alignment of a
11263 bit-field to more than byte alignment if it is packed.
11265 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11267 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11270 2008-02-24 Diego Novillo <dnovillo@google.com>
11272 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11275 * tree-vrp.c (vrp_evaluate_conditional): With
11276 -Wtype-limits, emit a warning when comparing against a
11277 constant outside the natural range of OP0's type.
11278 * c.opt (Wtype-limits): Move ...
11279 * common.opt (Wtype-limits): ... here.
11281 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11283 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11284 * config/rs6000/e300c2c3.md: New file.
11285 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11287 (rs6000_override_options): Add e300c2 and e300c3 cases to
11288 processor_target_table. Do not allow usage of Altivec or Spe
11289 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11290 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11291 * config/rs6000/rs6000.h (processor_type): Add
11292 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11293 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11294 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11295 and ppce300c3. Include e300c2c3.md.
11297 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11299 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11300 instead of TARGET_STRICT_ALIGN.
11302 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11304 * explow.c (memory_address): Assert that the generated address is
11307 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11310 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11311 * config/darwin-ppc-ldouble-patch.def: New file.
11312 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11313 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11314 SUBTARGET_INIT_BUILTINS if defined.
11315 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11318 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11321 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11322 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11324 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11327 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11328 file" warning condtional on -Winvalid-PCH.
11330 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11332 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11334 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11338 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11339 prevent reload from using MMX registers.
11340 (*mov<mode>_internal): Ditto.
11341 (*movv2sf_internal_rex64): Ditto.
11342 (*movv2sf_internal): Ditto.
11344 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11346 PR documentation/31569
11347 * doc/install.texi2html: Use makeinfo --no-number-sections.
11349 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11351 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11352 ensure that we can address an entire entity > 8 bytes. Don't
11353 generate reg+reg addressing for such data.
11355 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11357 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11358 strings when optimizing for size, unless the target cares about
11361 2008-02-22 Tom Tromey <tromey@redhat.com>
11363 * regclass.c (current_pass): Remove declaration.
11365 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11367 * config/avr/libgcc.S (__RAMPZ__): Define.
11368 (__do_copy_data): Add for devices with 128KB code memory.
11370 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11372 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11374 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11376 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11378 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11381 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11384 * c-typeck.c (build_binary_op): Warn about floating point
11385 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11387 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11390 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11391 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11393 (rs6000_override_options): Set altivec_abi as default, not override,
11394 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11395 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11396 is used; use new member spe_abi.
11397 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11398 spe_abi and altivec_abi.
11400 2008-02-22 Tomas Bily <tbily@suse.cz>
11402 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11404 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11407 * config.build (build_file_translate): Set to `CMD //c' only if
11409 * Makefile.in (build_file_translate): Improve comment.
11411 2008-02-21 Jan Hubicka <jh@suse.cz>
11413 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11414 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11415 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11417 2008-02-21 Michael Matz <matz@suse.de>
11420 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11422 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11424 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11425 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11426 as insn constraint.
11427 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11428 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11429 SSE_VEC_FLOAT_MODE_P as insn constraint.
11430 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11431 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11432 sse4a_movntdf using MODEF mode iterator.
11433 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11434 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11435 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11436 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11437 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11438 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11439 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11441 2008-02-21 Richard Guenther <rguenther@suse.de>
11443 * tree.def (PAREN_EXPR): New tree code.
11444 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11446 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11447 * expr.c (expand_expr_real_1): Likewise.
11448 * tree-inline.c (estimate_num_insns_1): Likewise.
11449 * tree-complex.c (expand_complex_move): Likewise.
11450 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11453 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11456 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11458 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11461 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11463 * config/sh/sh.c (find_barrier): Don't go past
11464 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11466 2008-02-20 DJ Delorie <dj@redhat.com>
11468 * config/h8300/h8300.md (insv): Force source operand to be a register.
11470 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11471 as a jump, not as a plain insn.
11473 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11475 * doc/invoke.texi (Warning Options): Add new option
11476 -Wframe-larger-than=.
11477 (-Wframe-larger-than): Document.
11479 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11480 Add declarations for new option variables.
11482 * final.c (final_start_function): Check the frame size
11483 before emission and issue a Wframe-larger-than warning.
11485 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11486 Add definitions for new option variables.
11487 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11489 * common.opt (Wframe-larger-than=): New option.
11491 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11493 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11494 (<sse>_div<mode>3): Ditto.
11495 (<sse>_vmdiv<mode>3): Ditto.
11496 (<sse>_vmsqrt<mode>2): Ditto.
11497 (*smax<mode>3): Ditto.
11498 (sse5_frcz<mode>2): Ditto.
11499 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11500 as insn constraint.
11502 2008-02-20 Richard Guenther <rguenther@suse.de>
11504 PR middle-end/35265
11505 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11506 be happy with INTEGRAL_TYPE_P.
11508 2008-02-20 Richard Guenther <rguenther@suse.de>
11510 * fold-const.c (split_tree): Associate floatig-point expressions
11511 if flag_associative_math is set.
11513 2008-02-20 Richard Guenther <rguenther@suse.de>
11515 * tree.h (fold_real_zero_addition_p): Declare.
11516 * fold-const.c (fold_real_zero_addition_p): Export.
11517 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11518 floating-point operations with zero and one.
11520 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11522 * doc/install.texi: Correct references to CFLAGS, replacing them
11523 with BOOT_CFLAGS. Document flags used during bootstrap for
11526 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11528 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11529 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11530 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11532 (smin<mode>3): Ditto from similar patterns.
11533 (smax<mode>3): Ditto.
11534 (*ieee_smin<mode>3): Ditto.
11535 (*ieee_smax<mode>3): Ditto.
11536 * config/i386/sse.md (sse): New mode attribute.
11537 (mov<mode>): Macroize expander from movv4sf and movv2df using
11538 SSEMODEF2P mode iterator.
11539 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11540 SSE_VEC_FLOAT_MODE_P as insn constraint.
11541 (storent<mode>): Ditto.
11542 (storent<mode>): Macroize expander from storentsf and storentdf using
11543 MODEF mode iterator.
11544 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11545 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11546 (abs<mode>2): Ditto from similar patterns.
11547 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11548 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11549 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11550 (<sse>_vmsqrt<mode>2): Ditto.
11551 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11552 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11553 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11554 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11555 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11556 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11557 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11559 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11560 iterator and SSE_FLOAT_MODE_P as insn constraint.
11561 (<sse>_ucomi): Ditto from similar patterns.
11562 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11563 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11564 SSE_VEC_FLOAT_MODE_P as insn constraint.
11565 (vcond<mode>): Ditto from similar patterns.
11566 (and<mode>3, *and<mode>3): Ditto.
11567 (<sse>_nand<mode>3): Ditto.
11568 (ior<mode>3, *ior<mode>3): Ditto.
11569 (xor<mode>3, *xor<mode>3): Ditto.
11570 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11571 iterator and SSE_FLOAT_MODE_P as insn constraint.
11572 (*nand<mode>3): Ditto from similar patterns.
11573 (*ior<mode>3): Ditto.
11574 (*xor<mode>3): Ditto.
11576 2008-02-20 Ira Rosen <irar@il.ibm.com>
11578 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11579 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11580 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11582 2008-02-19 Jan Hubicka <jh@suse.cz>
11584 * predict.c (tree_bb_level_predictions): Remove variable next
11585 mistakely introduced by previous commit.
11587 2008-02-19 Jan Hubicka <jh@suse.cz>
11589 * predict.c (predict_paths_leading_to): Rewrite.
11590 (predict_paths_for_bb): New.
11591 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11593 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11596 * Makefile.in (build_file_translate): New.
11597 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11598 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11599 * configure.ac (build_file_translate): Substitute it.
11600 * configure: Regenerate.
11602 2008-02-19 Jan Hubicka <jh@suse.cz>
11604 PR rtl-optimization/34408
11605 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11608 2008-02-19 Jan Hubicka <jh@suse.cz>
11610 PR middle-end/28779
11611 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11614 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11617 * config/i386/i386-modes.def: Revert the last DI alignment
11618 change until Ada people can look into it.
11620 2008-02-19 Nick Clifton <nickc@redhat.com>
11622 * opts.c (print_specific_help): Fix typo in --help text.
11624 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11627 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11628 32-bit inline asm without asm alternatives for host GCC < 3.0.
11630 2008-02-19 Richard Guenther <rguenther@suse.de>
11632 PR tree-optimization/34989
11633 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11634 Allow propagation to INDIRECT_REF if we can simplify only.
11636 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11638 * c-common.c (warn_for_collisions_1): Use appropriate option when
11641 2008-02-19 Nick Clifton <nickc@redhat.com>
11644 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11645 (handle_options): Fix indentation.
11646 (print_filtered_help): If no language-specific options were
11647 displayed tell the user how to list all the options supported by
11648 the language's front-end.
11649 (print_specific_help): Fix indentation and remove duplicate line.
11650 (common_handle_option): Handle the -v option.
11651 For --help enable the display of undocumented options if the -v
11652 switch has been included on the command line.
11653 For --help= check for overlaps in the arguments between the option
11654 classes and the language names and issue a warning when they
11655 cannot be disambiguated.
11656 * c.opt (v): Pass on to the common option handler.
11658 2008-02-19 Revital Eres <eres@il.ibm.com>
11660 * modulo-sched.c (sms_schedule): Change dump message when
11661 create_ddg function fails.
11662 (try_scheduling_node_in_cycle): Rename row to cycle.
11663 (print_partial_schedule): Rename CYCLE to ROW.
11665 2008-02-19 Christian Bruel <christian.bruel@st.com>
11666 Zdenek Dvorak <ook@ucw.cz>
11668 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11670 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11673 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11674 (*x86_movdicc_0_m1_se): Ditto.
11676 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11678 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11679 (CMPtype): Define as __gcc_CMPtype.
11680 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11681 (CMPtype): Define as __gcc_CMPtype.
11683 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11685 Support valgrind 3.3 for --enable-checking=valgrind.
11686 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11688 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11689 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11690 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11691 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11692 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11693 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11694 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11696 * ggc-zone.c: Similar.
11697 * ggc-page.c: Similar.
11699 2008-02-19 Paul Brook <paul@codesourcery.com>
11702 * config/arm/ieee754-df.S: Fix do_it typo.
11703 * config/arm/ieee754-sf.S: Fix do_it typo.
11705 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11708 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11709 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11710 (OPTION_MASK_ISA_SSE_SET): Likewise.
11711 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11712 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11713 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11714 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11715 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11716 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11717 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11718 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11719 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11720 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11721 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11722 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11723 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11724 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11725 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11726 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11727 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11728 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11729 (OPTION_MASK_ISA_SSE4): Removed.
11730 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11731 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11732 (override_options): Don't turn on implied SSE/MMX bits in
11735 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11737 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11740 2008-02-18 Joey Ye <joey.ye@intel.com>
11742 PR middle-end/34921
11743 * tree-nested.c (insert_field_into_struct): Set type alignment
11744 to field alignment if the former is less than the latter.
11746 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11748 * BASE-VER: Set to 4.4.0.
11750 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11752 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11753 * doc/cfg.texi: Likewise.
11754 * doc/extend.texi: Likewise.
11755 * doc/gty.texi: Likewise.
11756 * doc/invoke.texi: Likewise.
11757 * doc/loop.texi: Likewise.
11758 * doc/md.texi: Likewise.
11759 * doc/passes.texi: Likewise.
11760 * doc/rtl.texi: Likewise.
11761 * doc/sourcebuild.texi: Likewise.
11762 * doc/tm.texi: Likewise.
11763 * doc/tree-ssa.texi: Likewise.
11765 2008-02-17 Richard Guenther <rguenther@suse.de>
11767 PR middle-end/35227
11768 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11769 without default definition.
11771 2008-02-17 Richard Guenther <rguenther@suse.de>
11773 PR tree-optimization/35231
11774 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11777 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11780 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11781 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11782 libgcc_cmp_return mode.
11784 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11787 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11789 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11791 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11794 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11796 * doc/c-tree.texi: Use `@.' where appropriate.
11797 * doc/extend.texi: Likewise.
11798 * doc/install.texi: Likewise.
11799 * doc/invoke.texi: Likewise.
11800 * doc/loop.texi: Likewise.
11801 * doc/makefile.texi: Likewise.
11802 * doc/md.texi: Likewise.
11803 * doc/passes.texi: Likewise.
11804 * doc/standards.texi: Likewise.
11805 * doc/tm.texi: Likewise.
11807 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11809 PR middle-end/35196
11810 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11812 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11813 rather than in entry_bb.
11815 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11817 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11818 libgcc_cmp_return mode.
11820 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11822 PR middle-end/35130
11823 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11824 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11826 2008-02-15 Richard Guenther <rguenther@suse.de>
11827 Zdenek Dvorak <ook@ucw.cz>
11829 PR tree-optimization/35164
11830 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11831 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11832 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11833 Only propagate addresses which do not have abnormal SSA_NAMEs
11836 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11839 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11841 2008-02-15 Jan Hubicka <jh@suse.cz>
11843 PR middle-end/35149
11844 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11846 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11848 PR middle-end/34621
11849 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11850 when calculating alignment_pad.
11852 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11854 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11855 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11856 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11857 and STACK_BOUNDARY define.
11859 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11861 PR preprocessor/35061
11862 * c-pragma.c (handle_pragma_pop_macro): Check that
11863 pushed_macro_table has been allocated.
11865 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11867 PR middle-end/35136
11868 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11869 (force_gimple_operand): Likewise.
11870 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11871 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11872 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11873 (find_interesting_uses_address): Check addressability and alignment
11874 of the base expression only after substituting bases of IVs into it.
11876 2008-02-14 Michael Matz <matz@suse.de>
11879 * function.c (instantiate_virtual_regs_in_insn): Reload address
11880 before falling back to reloading the whole operand.
11882 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11884 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11885 before the first section switch note.
11887 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11889 * doc/bugreport.texi: Update copyright years.
11890 * doc/c-tree.texi: Likewise.
11891 * doc/cfg.texi: Likewise.
11892 * doc/cpp.texi: Likewise.
11893 * doc/cppinternals.texi: Likewise.
11894 * doc/fragments.texi: Likewise.
11895 * doc/frontends.texi: Likewise.
11896 * doc/gcc.texi: Likewise.
11897 * doc/gty.texi: Likewise.
11898 * doc/hostconfig.texi: Likewise.
11899 * doc/implement-c.texi: Likewise.
11900 * doc/libgcc.texi: Likewise.
11901 * doc/loop.texi: Likewise.
11902 * doc/makefile.texi: Likewise.
11903 * doc/options.texi: Likewise.
11904 * doc/passes.texi: Likewise.
11905 * doc/rtl.texi: Likewise.
11906 * doc/sourcebuild.texi: Likewise.
11907 * doc/standards.texi: Likewise.
11908 * doc/tree-ssa.texi: Likewise.
11909 * doc/trouble.texi: Likewise.
11911 * doc/extend.texi: Use @: or add comma where appropriate.
11912 * doc/invoke.texi: Likewise.
11913 * doc/tm.texi: Likewise.
11915 2008-02-14 Alan Modra <amodra@bigpond.net.au>
11918 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
11921 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
11923 * doc/md.texi (clz, ctz): Add reference.
11924 * doc/rtl.texi (clz, ctz): Likewise.
11926 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11929 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
11932 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
11934 * config/s390/s390.c (struct constant_pool): New field
11935 emit_pool_after added.
11936 (s390_mainpool_start): Set the emit_pool_after flag according
11937 to the section switch notes.
11938 (s390_mainpool_finish): Consider emit_pool_after when emitting
11939 the literal pool at the end of the function.
11940 (s390_chunkify_start): Force literal pool splits at section
11943 2008-02-13 Michael Matz <matz@suse.de>
11946 * var-tracking.c (clobber_variable_part): Correctly traverse the
11949 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11952 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
11953 Add -fdump-ipa-inline.
11954 * tree-dump.c (dump_files): Remove tree-inlined dump.
11955 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
11957 2008-02-12 Richard Guenther <rguenther@suse.de>
11959 PR tree-optimization/35171
11960 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
11963 2008-02-12 Richard Guenther <rguenther@suse.de>
11965 PR middle-end/35163
11966 * fold-const.c (fold_widened_comparison): Use get_unwidened in
11967 value-preserving mode. Disallow final truncation.
11969 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
11971 PR middle-end/35136
11972 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
11973 code from here to...
11974 (force_gimple_operand): ...here.
11976 2008-02-12 Jakub Jelinek <jakub@redhat.com>
11979 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
11980 non-compatible pointers.
11981 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
11982 different FIELD_DECLs, try harder by comparing field offsets, sizes
11985 PR inline-asm/35160
11986 * function.c (match_asm_constraints_1): Don't replace the same input
11989 2008-02-12 Anatoly Sokolov <aesok@post.ru>
11991 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
11992 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
11993 (expand_epilogue): Restore RAMPZ register.
11994 * config/avr/avr.md (RAMPZ_ADDR): New constant.
11996 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
11998 * config/i386/cygwin.asm: (__alloca): Correct calling
11999 convention and alignment.
12000 (__chkstk): Force 8 byte stack alignment.
12002 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12003 Richard Guenther <rguenther@suse.de>
12005 PR tree-optimization/33992
12006 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12007 the zero we compare against.
12009 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12011 PR libfortran/35063
12012 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12013 to CloseHandle after unlocking to prevent accumulation of handle
12016 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12018 PR middle_end/34150
12019 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12020 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12021 and update LABEL_NUSES during and after reload.
12023 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12025 PR middle-end/34627
12026 * combine.c (simplify_if_then_else): Make sure the comparison is
12027 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12029 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12032 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12033 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12034 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12035 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12036 * tree.h (get_type_static_bounds): Likewise.
12038 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12040 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12041 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12042 Make -Wfoo language annotations match what the compiler outputs.
12044 2008-02-08 Sa Liu <saliu@de.ibm.com>
12046 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12047 intrinsics spu_convts, spu_convtu, spu_convtf.
12049 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12051 * doc/extend.texi (Function Attributes) <noinline>: Mention
12052 asm ("") as method to keep calls.
12054 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12057 * doc/options.texi (Options): Replace references to opts.sh with
12059 * opts-common.c: Likewise.
12060 * optc-gen.awk: Likewise.
12062 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12064 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12066 2008-02-07 Richard Henderson <rth@redhat.com>
12069 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12070 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12073 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12075 PR tree-optimization/35085
12076 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12077 for operand entry oe2 in addition to operand entry oe3 in order to
12078 expose more opportunities for vectorizer sum reduction.
12080 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12083 * Makefile.in (LIBS): Remove $(GMPLIBS).
12084 (cc1-dummy, cc1): Add $(GMPLIBS).
12086 2008-02-06 Jan Hubicka <jh@suse.cz>
12089 * i386.md (moddf_integer): Do not produce partial memory stalls for
12090 targets where it hurts.
12092 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12095 * optabs.c (expand_float): Do not check for decimal modes when
12096 expanding unsigned integer through signed conversion.
12098 2008-02-06 Nick Clifton <nickc@redhat.com>
12100 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12101 inside the clobber with a match_operand and duplicated operand
12102 number in the constraint.
12103 (ineqbranchsi): Delete redundant comment.
12105 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12107 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12108 builtin_define ("__USE_INIT_FINI__").
12109 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12111 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12113 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12115 PR documentation/30330
12116 * doc/invoke.texi (C++ Dialect Options)
12117 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12118 For each warning option -Wfoo that allows -Wno-foo, ensure both
12119 -Wfoo and -Wno-foo are listed in the option index. Fix index
12120 entry of -Wswitch-default, index -Wnormalized= including the
12121 `=', and -Wlarger-than-@var{len} including @var{len}.
12123 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12125 * config/i386/i386.md (floatunssisf2): Use
12126 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12127 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12128 Macroize expander using MODEF mode iterator.
12130 2008-02-05 Diego Novillo <dnovillo@google.com>
12132 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12135 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12137 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12140 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12142 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12145 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12146 to indicate if a message should be generated.
12147 (init_cumulative_args): Updated.
12148 (function_value_32): Likewise.
12150 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12152 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12154 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12157 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12158 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12160 2008-02-04 Diego Novillo <dnovillo@google.com>
12162 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12165 * tree-vrp.c (vrp_evaluate_conditional): With
12166 -Wtype-limits, emit a warning when comparing against a
12167 constant outside the natural range of OP0's type.
12169 2008-02-04 Richard Guenther <rguenther@suse.de>
12171 PR middle-end/33631
12172 * expr.c (count_type_elements): Give for unions instead of
12175 2008-02-04 Richard Guenther <rguenther@suse.de>
12177 PR middle-end/35043
12178 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12179 to TYPE_DOMAINs base type instead of using bitsizetype here.
12181 2008-02-03 Jason Merrill <jason@redhat.com>
12183 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12185 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12188 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12189 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12190 (RS/6000 and PowerPC Options): Fix typos and markup.
12191 * doc/passes.texi (Tree-SSA passes): Likewise.
12193 2008-02-02 Michael Matz <matz@suse.de>
12196 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12197 from record_last_reg_set_info.
12198 (record_last_reg_set_info): Take an RTX argument, iterate over all
12199 constituent hardregs.
12200 (record_last_set_info, record_opr_changes): Change calls to
12201 new signature or to record_last_reg_set_info_regno.
12203 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12205 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12207 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12209 PR rtl-optimization/34773
12210 * reg-notes.def (EQUAL): Mention significance of combination of
12211 REG_EQUAL and REG_RETVAL.
12212 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12213 insn that has a REG_RETVAL.
12215 2008-02-01 Roger Sayle <roger@eyesopen.com>
12218 * configure.ac (--enable-fixed-point): Disable unless explicitly
12220 * configure: Regenerate.
12222 2008-02-01 Richard Guenther <rguenther@suse.de>
12225 * invoke.texi (-finline-limit): Remove no longer true parts
12226 of the documentation. Note that there is no default value.
12228 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12229 Mark Mitchell <mark@codesourcery.com>
12230 Ben Elliston <bje@au.ibm.com>
12233 * doc/extend.texi (Other Builtins): Document.
12235 2008-01-31 Tom Browder <tom.browder@gmail.com>
12237 * doc/c-tree.texi (Types): Fix grammar.
12238 (Expression trees): Ditto.
12239 * doc/passes.texi (Tree-SSA passes): Ditto.
12241 * doc/configterms.texi (Configure Terms): Fix typo.
12242 * doc/cpp.texi (Common Predefined Macros): Ditto.
12243 * doc/md.texi (Machine Constraints): Ditto.
12245 * doc/makefile.texi (Makefile): Add comma.
12247 2008-01-31 Tom Browder <tom.browder@gmail.com>
12248 Gerald Pfeifer <gerald@pfeifer.com>
12250 * doc/sourcebuild.texi (Front End): Remove references to CVS
12251 and CVSROOT/modules.
12252 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12253 (Back End): Remove reference to CVS.
12255 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12258 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12260 (mips16_gp_pseudo_reg): ...here.
12261 * config/mips/mips.md (load_const_gp): Replace with...
12262 (load_const_gp_<mode>): ...this :P-based insn.
12264 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12266 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12267 options. Minor fixes.
12268 (-std): Move reference to standards closer to where language
12269 standards are first mentioned.
12271 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12273 PR rtl-optimization/34995
12274 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12275 parameter and return a bool. If the rtx parameter is nonnull,
12276 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12277 (find_reloads): Update call accordingly. Pass the new operand
12278 if it needed no address reloads, otherwise pass null.
12280 2008-01-30 Richard Henderson <rth@redhat.com>
12283 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12284 for unbounded arrays.
12286 2008-01-30 Silvius Rus <rus@google.com>
12288 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12290 2008-01-30 Jan Hubicka <jh@suse.cz>
12293 * i386.c (init_cumulative_args): Use real function declaration when
12296 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12298 PR rtl-optimization/34998
12299 * global.c (build_insn_chain): Treat non-subreg_lowpart
12300 SUBREGs of pseudos as clobbering all the words covered by the
12301 SUBREG, not just all the bytes.
12302 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12303 original df_ref rather than an extract parameter.
12304 (global_conflicts): Update call accordingly.
12306 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12308 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12309 the overflow check to make it easier to read.
12310 (__fixtfdi): Change the type of the ll member in union
12311 long_double to UDItype_x.
12313 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12315 PR middle-end/34969
12316 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12317 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12318 * tree-inline.c (fold_marked_statements): Call
12319 cgraph_update_edges_for_call_stmt if folding a call statement.
12320 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12321 debug_generic_stmt calls, reset it back afterwards.
12324 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12326 * c-typeck.c (build_external_ref): Don't pedwarn about
12327 static vars in current function's scope.
12329 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12331 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12333 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12336 * ipa-struct-reorg.c: Fix spelling.
12337 * params.def: Ditto.
12339 2008-01-29 Richard Guenther <rguenther@suse.de>
12341 PR middle-end/35006
12342 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12344 * tree-inline.c (remap_type): Increment remapping_type_depth
12345 around remapping types.
12346 (copy_body_r): Only add referenced variables if they are referenced
12347 from code, not types.
12349 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12360 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12361 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12363 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12366 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12367 pointer for tiny stack.
12369 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12371 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12373 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12375 * config/vx-common.h: Fix typo in comment.
12377 2008-01-28 Ian Lance Taylor <iant@google.com>
12381 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12382 coalesce pointers if they have different DECL_NO_TBAA_P values.
12383 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12384 between variables with different DECL_NO_TBAA_P values.
12386 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12389 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12390 are not legitimate small data references on SPE targets.
12392 2008-01-28 David Daney <ddaney@avtrex.com>
12394 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12396 2008-01-28 David Daney <ddaney@avtrex.com>
12398 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12400 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12402 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12403 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12404 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12405 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12406 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12407 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12408 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12409 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12411 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12413 * basic-block.h (condjump_equiv_p): Fix comment.
12415 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12417 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12418 print_generic_stmt_indented): Fix comment.
12420 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12422 * configure.ac (__stack_chk_fail): Add detecion for availability
12423 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12424 * configure: Regenerate.
12426 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12428 PR middle-end/34688
12429 * final.c (output_addr_const): Handle TRUNCATE.
12431 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12434 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12435 (zero_cost, infinite_cost): New constants.
12436 (struct cost_pair): Change type of cost to comp_cost.
12437 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12438 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12440 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12441 split_address_cost, ptr_difference_cost, difference_cost,
12442 get_computation_cost_at, get_computation_cost,
12443 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12444 determine_use_iv_cost_condition, determine_use_iv_costs,
12445 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12446 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12447 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12448 Change type of cost to comp_cost.
12449 (determine_iv_cost): Increase cost of non-original ivs, instead
12450 of decreasing the cost of original ones.
12451 (get_address_cost): Indicate the complexity of the addressing mode
12453 (try_add_cand_for): Prefer using ivs not specific to some object.
12454 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12456 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12457 Janis Johnson <janis187@us.ibm.com>
12460 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12461 (TARGET_INSTANTIATE_DECLS): Likewise.
12462 * target.h (expand_to_rtl_hook): New target hook.
12463 (instantiate_decls): Likewise.
12464 * function.c (instantiate_decl): Make non-static. Rename to...
12465 (instantiate_decl_rtl): ... this.
12466 (instantiate_expr): Use instantiate_decl_rtl.
12467 (instantiate_decls_1): Likewise.
12468 (instantiate_decls): Likewise.
12469 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12470 * function.h (instantiate_decl_rtl): Add prototype.
12471 * cfgexpand.c (target.h): New include.
12472 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12473 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12474 (TARGET_INSTANTIATE_DECLS): Likewise.
12475 (TARGET_INITIALIZER): New target hooks added.
12476 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12478 * config/rs6000/rs6000.c (tree-flow.h): New include.
12479 (machine_function): Add sdmode_stack_slot field.
12480 (rs6000_alloc_sdmode_stack_slot): New function.
12481 (rs6000_instantiate_decls): Likewise.
12482 (rs6000_secondary_memory_needed_rtx): Likewise.
12483 (rs6000_check_sdmode): Likewise.
12484 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12485 (TARGET_INSTANTIATE_DECLS): Likewise.
12486 (rs6000_hard_regno_mode_ok): Allow SDmode.
12487 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12488 (rs6000_emit_move): Handle SDmode.
12489 (function_arg_advance): Likewise.
12490 (function_arg): Likewise.
12491 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12492 SDmode var args for 32-bit compiles.
12493 (rs6000_secondary_reload_class): Handle SDmode.
12494 (rs6000_output_function_epilogue): Likewise.
12495 (rs6000_function_value): Simplify if statement.
12496 (rs6000_libcall_value): Likewise.
12497 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12498 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12499 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12500 (movsd_hardfloat): New define_insn.
12501 (movsd_softfloat): Likewise.
12502 (movsd_store): Likewise.
12503 (movsd_load): Likewise.
12504 (extendsddd2): Likewise.
12505 (extendsdtd2): Likewise.
12506 (truncddsd2): Likewise.
12507 (movdd_hardfloat64): Fixup comment.
12508 (UNSPEC_MOVSD_LOAD): New constant.
12509 (UNSPEC_MOVSD_STORE): Likewise.
12511 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12514 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12516 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12517 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12518 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12519 and TRUTH_XOR_EXPR.
12521 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12524 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12525 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12526 __LONGDOUBLE128 too.
12527 * config/rs6000/aix61.h: New file.
12529 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12531 PR rtl-optimization/34959
12532 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12533 popcount and parity rtxes the same mode as their operand.
12534 Truncate or extend the result to the return value's mode
12537 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12540 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12541 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12542 to GOT_VERSION_REGNUM.
12543 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12544 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12545 * config/mips/mips.c (mips_emit_call_insn): New function.
12546 (mips_call_tls_get_addr): Call mips_expand_call directly.
12547 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12549 (mips16_build_call_stub): Likewise. Return the call insn or null.
12550 (mips_expand_call): Update the call to mips16_build_call_stub
12551 accordingly and a remove redundant condition. Assert that MIPS16
12552 stubs do not use lazy binding. Use mips_emit_call_insn and return
12554 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12556 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12557 (mips_avoid_hazard): Remove hazard_set handling.
12558 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12559 (UNSPEC_RESTORE_GP): ...this.
12560 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12561 (FAKE_CALL_REGNO): Rename to...
12562 (GOT_VERSION_REGNUM): ...this.
12563 (type): Add "ghost" value. Add an associated insn reservation.
12564 (hazard_set): Remove.
12565 (exception_receiver): Rename to...
12566 (restore_gp): ...this and update the unspec identifier accordingly.
12567 (exception_receiver, nonlocal_got_receiver): New expanders.
12568 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12569 FAKE_CALL_REGNO. Remove hazard_set attribute.
12570 (set_got_version, update_got_version): New patterns.
12572 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12575 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12577 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12580 * doc/install.texi2html: Generate gcc-vers.texi.
12582 2008-01-25 DJ Delorie <dj@redhat.com>
12584 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12586 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12588 * config/c4x: Remove directory.
12589 * config.gcc (crx-*, mt-*): Mark obsolete.
12590 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12591 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12592 sh-*-rtemscoff*): Remove cases.
12593 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12594 * real.c (encode_c4x_single, decode_c4x_single,
12595 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12596 c4x_extended_format): Remove.
12597 * real.h (c4x_single_format, c4x_extended_format): Remove.
12598 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12600 (Pragmas): Remove comment about c4x pragmas.
12601 * doc/install.texi (c4x): Remove target-specific instructions.
12602 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12603 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12604 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12605 refer to C4x source files as examples.
12606 (C4X_FLOAT_FORMAT): Remove documentation.
12608 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12610 * config/bfin/bfin.c (override_options): Reorder tests so that
12611 flag_pic gets enabled for -msep-data.
12613 2008-01-25 Richard Guenther <rguenther@suse.de>
12615 PR middle-end/32244
12616 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12617 to its bitfield precision if required.
12619 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12621 PR middle-end/33880
12622 * tree-nested.c (walk_omp_for): New function.
12623 (convert_nonlocal_reference, convert_local_reference): Call
12624 walk_omp_for on OMP_FOR.
12625 (convert_call_expr): Call walk_body on OMP_FOR's
12626 OMP_FOR_PRE_INIT_BODY.
12628 2008-01-25 Richard Guenther <rguenther@suse.de>
12630 PR tree-optimization/34966
12631 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12632 default defs and PHI_NODEs we have to insert after the
12633 defining statement.
12635 2008-01-24 Nick Clifton <nickc@redhat.com>
12637 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12638 Provide a default definition.
12639 (LIBGCC2_UNITS_PER_WORD): Likewise.
12641 * config/stormy16/stormy16.c: Include df.h for the prototype
12642 for df_regs_ever_live_p.
12643 (xstormy16_expand_builtin_va_start): Convert the stack offset
12644 into a component_ref and then use POINTER_PLUS_EXPR to add it
12645 to the incoming_virtual_args_rtx.
12646 (xstormy16_gimplify_va_arg_expr): Rename to
12647 xstormy16_gimplify_va_arg_expr.
12648 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12649 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12650 xstormy16_gimplify_va_arg_expr.
12651 Fix up some formatting issues.
12653 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12654 Move to predicates.md.
12655 (xs_hi_general_operand): Likewise.
12656 (xs_hi_nonmemory_operand): Likewise.
12657 * config/stormy16/predicates.md:
12658 (xstormy16_carry_plus_operand): New predicate.
12659 (xs_hi_general_operand): New predicate.
12660 (xs_hi_nonmemory_operand): New predicate.
12661 * config/stormy16/stormy16-protos.h:
12662 (xstormy16_carry_plus_operand): Delete prototype.
12663 (xs_hi_general_operand): Likewise.
12664 (xs_hi_nonmemory_operand): Likewise.
12666 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12667 modifiers as they are no longer needed and they can trigger
12668 reload spill failures.
12670 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12671 with a match_operand in order to help reload.
12673 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12674 constraint with 'e' for the 8th alternative as this version of
12675 the mov.w instruction only accepts the lower 8 registers.
12677 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12680 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12681 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12684 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12686 PR middle-end/33333
12687 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12689 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12691 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12693 (remove_structure): Update allocations list before removing structure.
12695 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12697 * ipa-struct-reorg.c (is_safe_cond_expr,
12698 create_new_stmts_for_cond_expr): Use integer_zerop function,
12699 that recognize not only zero-pointer, but zero-integer too.
12701 2008-01-25 Ben Elliston <bje@au.ibm.com>
12704 * fixproto: Escape "." in sed expression that strips leading "./".
12706 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12709 * gcc.c (SWITCH_OK): Removed.
12710 (SWITCH_LIVE): Changed to bit.
12711 (SWITCH_FALSE): Likewise.
12712 (SWITCH_IGNORE): Likewise.
12713 (switchstr): Change live_cond to unsigned int.
12714 (process_command): Replace SWITCH_OK with 0.
12715 (do_self_spec): Likewise.
12716 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12717 (give_switch): Likewise.
12718 (used_arg): Likewise.
12719 (do_spec_1): Set the SWITCH_IGNORE bit.
12720 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12721 bits. Set the SWITCH_LIVE bit.
12723 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12725 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12727 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12729 PR tree-optimization/34472
12730 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12731 parameter to a "bool *" and set *DATA to false if there is
12732 an unsafe access. Do not delete the structure here.
12733 (check_cond_exprs): Delete it here instead.
12734 (check_cond_exprs, exclude_cold_structs): Do not increase
12735 I when removing a structure.
12737 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12740 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12741 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12743 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12745 PR middle-end/34934
12746 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12747 a fixed vector for stack.
12749 2008-01-24 Ben Elliston <bje@au.ibm.com>
12752 * doc/gcc.texi (Software development): Add a direntry for g++.
12754 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12756 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12757 stale and straggling -fforce-addr comments above.
12759 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12761 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12762 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12764 2008-01-23 Michael Matz <matz@suse.de>
12767 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12770 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12772 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12773 malloc result type.
12775 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12777 * config/avr/avr.c (avr_current_arch): New variable.
12778 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12779 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12780 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12781 (avr_override_options): Init 'avr_current_arch'.
12782 (base_arch_s): Move from here...
12783 * config/avr/avr.h (base_arch_s): ... here. Add new members
12784 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12785 'mega' to 'have_jmp_call'.
12786 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12787 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12789 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12791 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12792 MULTILIB_MATCHES): (Ditto.).
12794 2008-01-23 Richard Guenther <rguenther@suse.de>
12796 PR middle-end/31529
12797 * cgraphunit.c (cgraph_reset_node): Always mark the node
12798 not reachable if it is not queued already.
12800 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12802 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12803 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12804 (cputype_selected): New static variable.
12805 (bfin_handle_option): Set it if -mcpu is used.
12806 (override_option): Select default set of workarounds if no cpu type
12807 selected on the command line.
12808 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12810 From Michael Frysinger <michael.frysinger@analog.com>
12811 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12812 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12814 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12815 for bf547, bf523, bf524, and bf526.
12816 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12818 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12819 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12820 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12821 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12822 * doc/invoke.texi (Blackfin Options): Document that
12823 -mcpu now accept bf547, bf523, bf524, and bf526.
12825 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12827 PR rtl-optimization/34628
12828 * combine.c (try_combine): Stop and undo after the first combination
12829 if an autoincrement side-effect on the first insn has effectively
12832 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12835 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12836 Offset addresses are not valid for Altivec or paired float modes.
12838 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12841 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12842 if DECL_INITIAL (decl) is error_mark_node.
12845 * c-common.c (handle_vector_size_attribute): Only allow
12846 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12847 the same way as pointer, array etc. types.
12848 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12851 * tree.c (build_type_attribute_qual_variant): Call
12852 build_qualified_type if attributes are equal, but quals are not.
12854 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12857 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12858 * flags.h (warn_strict_aliasing): Remove.
12859 (warn_strict_overflow): Remove.
12860 * opts.c (warn_strict_aliasing): Remove.
12861 (warn_strict_overflow): Remove.
12862 * c-opts.c (c_common_handle_option): -Wall only sets
12863 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12864 (c_common_post_options): Give default values to -Wstrict-aliasing
12865 and -Wstrict-overflow if they are uninitialized.
12866 * common.opt (Wstrict-aliasing): Specify Var and Init.
12867 (Wstrict-overflow): Likewise.
12869 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12871 PR rtl-optimization/26854
12872 PR rtl-optimization/34400
12873 PR rtl-optimization/34884
12874 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12876 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12877 (df_rd_bb_info.expanded_lr_out): Deleted
12878 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12879 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12880 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12881 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12882 Removed code to allocate, initialize or free expanded_lr_out.
12883 (df_rd_bb_local_compute_process_def): Restructured to make more
12885 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12886 sets if the sets are being trimmed.
12888 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12891 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12892 (as_vers): Likewise.
12893 * configure: Regenerated.
12895 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12897 PR middle-end/33092
12898 * tree-pass.h (pass_build_alias): New pass.
12899 * tree-ssa-alias.c (gate_build_alias): New.
12900 (pass_build_alias): New.
12901 * passes.c (init_optimization_passes): Add pass_build_alias after
12902 pass_create_structure_vars.
12904 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
12906 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
12907 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
12908 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
12909 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
12910 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
12911 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
12912 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
12913 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
12914 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
12915 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
12916 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
12917 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
12918 * config/s390/s390.md (FP_ALL): New mode iterator.
12919 (_d): New mode attribute.
12920 ("*signbit<mode>2>"): Changed mode of first operand.
12921 ("isinf<mode>2"): Changed mode of first operand.
12922 ("*TDC_insn"): Adaptation for DFP modes.
12924 2008-01-22 Ben Elliston <bje@au.ibm.com>
12926 * tree.c (check_qualified_type): Improve function description.
12928 2008-01-21 Jason Merrill <jason@redhat.com>
12931 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
12932 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
12935 2008-01-21 DJ Delorie <dj@redhat.com>
12937 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
12940 2008-01-21 Richard Guenther <rguenther@suse.de>
12942 PR middle-end/34856
12943 * tree-cfg.c (verify_expr): Allow all invariant expressions
12944 instead of just constant class ones as reference argument.
12945 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
12946 like any other constant.
12947 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12949 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
12951 * regmove.c (fixup_match_1): Update call crossed frequencies.
12953 2008-01-21 Richard Guenther <rguenther@suse.de>
12956 * tree-inline.c (setup_one_parameter): Deal with mismatched
12957 types using a VIEW_CONVERT_EXPR.
12959 2008-01-21 Alon Dayan <alond@il.ibm.com>
12960 Olga Golovanevsky <olga@il.ibm.com>
12962 PR tree-optimization/34701
12963 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
12964 when the structure size is not a power of 2.
12966 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
12968 * doc/install.texi: Add doc for --enable-checking=df.
12970 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
12972 PR rtl-optimization/34808
12973 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
12975 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
12977 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
12980 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12982 PR rtl-optimization/26854
12983 PR rtl-optimization/34400
12984 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
12986 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
12987 (df_rd_bb_info.expanded_lr_out): New.
12988 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
12989 * loop_iv.c (iv_analysis_loop_init): Ditto.
12990 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12991 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12992 Added code to allocate, initialize or free expanded_lr_out.
12993 (df_rd_bb_local_compute_process_def): Restructured to make
12994 more understandable.
12995 (df_rd_confluence_n): Add code to do nothing with fake edges and
12996 code to no apply invalidate_by_call sets if the sets are being trimmed.
12997 (df_lr_local_finalize): Renamed to df_lr_finalize.
12998 (df_live_local_finalize): Renamed to df_live_finalize.
13000 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13003 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13004 deciding whether to use reciprocal instructions.
13006 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13008 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13009 dwarf2out_note_section_used if cold_text_section is NULL.
13011 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13013 PR gcov-profile/34610
13014 * tree-cfg.c (make_edges): Mark both outgoing edges from
13015 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13016 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13017 from OMP_FOR and OMP_CONTINUE outgoing edges.
13019 * tree-profile.c (tree_profiling): Return early if
13020 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13022 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13023 from cfun to child_cfun.
13024 * function.h (struct function): Add after_tree_profile bit.
13026 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13028 * config/avr/avr.S (_exit): Disable interrupt.
13030 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13031 Steven Bosscher <stevenb.gcc@gmail.com>
13033 PR rtl-optimization/26854
13034 PR rtl-optimization/34400
13035 * df-problems.c (df_live_scratch): New scratch bitmap.
13036 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13037 (df_live_reset): Clear the proper bitmaps.
13038 (df_live_bb_local_compute): Only process the artificial defs once
13039 since the order is not important.
13040 (df_live_init): Init the df_live sets only with the variables
13041 found live by df_lr.
13042 (df_live_transfer_function): Use the df_lr sets to prune the
13043 df_live sets as they are being computed.
13044 (df_live_free): Free df_live_scratch.
13046 2008-01-18 Ian Lance Taylor <iant@google.com>
13048 * common.opt: Add fmerge-debug-strings.
13049 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13050 flag_merge_debug_strings rather than flag_merge_constants.
13051 * doc/invoke.texi (Option Summary): Mention
13052 -fmerge-debug-strings.
13053 (Debugging Options): Document -fmerge-debug-strings.
13055 2008-01-18 Ian Lance Taylor <iant@google.com>
13058 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13059 (struct tree_function_decl): Add new field operator_new_flag.
13060 * tree-inline.c (expand_call_inline): When inlining a call to
13061 operator new, force the return value to go into a variable, and
13062 set DECL_NO_TBAA_P on that variable.
13063 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13065 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13068 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13069 DWARF2_DEBUGGING_INFO.
13070 (dwarf2out_note_section_used): Ditto. Add prototype.
13071 (have_multiple_function_sections, text_section_used,
13072 cold_text_section_used, *cold_text_sections): Move declarations
13075 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13077 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13078 field and add signal_ra.
13079 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13080 assignments to frame state pc. Move end of stack check after
13081 MD_FALLBACK_FRAME_STATE_FOR.
13082 (uw_update_context_1): Use frame state signal_regs if set, instead
13083 of checking signal_frame flag.
13084 (uw_update_context): Use frame state signal_ra if set.
13085 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13086 * config/xtensa/linux-unwind.h: New file.
13088 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13090 * modulo-sched.c (get_sched_window): Fix comment typo.
13092 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13094 PR tree-optimization/34648
13095 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13097 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13099 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13100 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13102 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13104 PR rtl-optimization/34400
13105 * df-core.c (df_worklist_dataflow_overeager,
13106 df_worklist_dataflow_doublequeue): New functions.
13107 (df_worklist_dataflow): Two different worklist solvers.
13108 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13111 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13114 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13115 and ftree-parallelize-loops.
13117 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13119 PR rtl-optimization/34826
13120 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13122 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13124 * global.c (find_reg): Mark the eh regs as used if necessary.
13125 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13126 * ra.h (struct allocno): no_eh_reg field added. Changed
13127 no_stack_reg type to bitfield.
13129 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13131 * tree.c (substitute_in_expr): Add missing 'break'.
13133 2008-01-17 Richard Guenther <rguenther@suse.de>
13135 PR tree-optimization/34825
13136 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13137 x / x as division to handle.
13139 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13141 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13142 "-pthread" is specified.
13143 * pa-hpux11.h (LIB_SPEC): Likewise.
13145 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13146 Peter Bergner <bergner@vnet.ibm.com>
13148 PR rtl-optimization/33796
13149 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13151 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13153 PR libgfortran/34699
13154 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13156 * pa-hpux10.h (LINK_SPEC): Likewise.
13157 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13159 2008-01-16 Richard Guenther <rguenther@suse.de>
13161 PR middle-end/32628
13162 * fold-const.c (fold_convert_const_int_from_int): Do not
13163 set overflow if that occured only because of a sign extension
13164 change when converting from/to a sizetype with the same
13165 precision and signedness.
13167 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13170 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13171 location address to the correct place. Update copyright year.
13173 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13175 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13176 no dependences in the dependence_relations vector.
13178 2008-01-16 Jan Hubicka <jh@suse.cz>
13180 PR rtl-optimization/31396
13181 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13182 * cfg.c (dump_reg_info): Print it.
13183 * regs.h (struct reg_info_t): add freq_calls_crossed.
13184 (REG_FREQ_CALLS_CROSSED): New macro.
13185 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13186 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13187 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13188 regmove_optimize): Update call crossed frequencies.
13189 * local-alloc.c (struct qty): Add freq_calls_crossed.
13190 (alloc_qty): Copute freq_calls_crossed.
13191 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13192 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13193 * ra.h (struct allocno): Add freq_calls_crossed.
13195 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13197 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13198 libgomp when compiling with ftree-parallelize-loops.
13199 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13201 2008-01-16 Richard Guenther <rguenther@suse.de>
13203 PR tree-optimization/34769
13204 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13205 * tree.c (int_cst_value): Instead make this function more
13206 permissive in what it accepts as valid input. Document this
13207 function always sign-extends the value.
13209 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13210 Richard Guenther <rguenther@suse.de>
13213 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13214 (gimple_fold_indirect_ref_rhs): ... this.
13215 (gimple_fold_indirect_ref): New function with foldings
13216 that preserve lvalueness.
13217 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13218 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13219 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13220 to fold an INDIRECT_REF, fall back to the old use of
13221 fold_indirect_ref_1.
13223 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13225 * tree-data-ref.c (subscript_dependence_tester_1): Call
13226 free_conflict_function.
13227 (compute_self_dependence): Same.
13229 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13232 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13233 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13235 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13236 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13237 for DWARF2_UNWIND_INFO targets.
13239 2008-01-16 Richard Guenther <rguenther@suse.de>
13242 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13243 type qualifiers for function types.
13245 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13247 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13248 loop_iterator li from previous commit.
13250 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13252 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13254 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13256 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13257 (parallelize_loops): Don't parallelize irreducible components.
13259 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13262 * c-opts (c_common_post_options): Do not enable CPP
13263 flag_pedantic_errors by default.
13265 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13267 PR rtl-optimization/31944
13268 * cse.c (remove_pseudo_from_table): New function.
13269 (merge_equiv_classes): Use above function to remove pseudo-registers.
13270 (invalidate): Likewise.
13272 2008-01-13 Richard Guenther <rguenther@suse.de>
13274 PR middle-end/34601
13275 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13276 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13278 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13280 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13281 validate_change to unshare the source of the PC set.
13283 2008-01-12 Jan Hubicka <jh@suse.cz>
13285 PR middle-end/32135
13286 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13287 references above array bounds. This might trigger bounds checks for
13288 pointers to arrays.
13290 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13292 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13293 new_replaceable_dependencies.
13295 2008-01-12 Doug Kwan <dougkwan@google.com>
13297 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13298 instead of OPT_Wreturn_type in warning due to ignored return type
13300 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13301 options included in -Wextra.
13302 * c.opt: New option -Wignored_qualifiers.
13303 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13304 -Wignore_qualifiers.
13305 (-Wignored-qualifiers): Document.
13306 (-Wreturn-type): Remove description of functionality now handled
13307 by -Wignored-qualifiers.
13309 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13312 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13313 NOP_EXPR if it is between integral types with the same precision.
13315 2008-01-12 Jan Hubicka <jh@suse.cz>
13318 * invoke.texi (max-inline-recursive-depth): Fix default value.
13320 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13322 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13325 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13327 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13329 2008-01-11 James E. Wilson <wilson@specifix.com>
13332 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13334 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13336 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13337 save/restore frame pointer register and don't use 'call-prologues'
13338 optimization in function with "OS_task" attribute.
13340 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13342 PR middle-end/31309
13343 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13344 when copying to memory.
13346 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13348 PR rtl-optimization/30905
13349 * cfgcleanup.c: Include dce.h
13350 (crossjumps_occured): New global variable.
13351 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13352 If something changed, set crossjumps_occured to true.
13353 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13354 Don't add/remove fake edges to exit here...
13355 (cleanup_cfg): ...but do it here, when crossjumping.
13356 Run a fast DCE when successful crossjumps occured in the latest
13357 iteration of try_optimize_cfg.
13359 2008-01-11 Richard Guenther <rguenther@suse.de>
13361 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13362 (struct vn_unary_op_s): Likewise.
13363 (vn_reference_insert): Free old reference on hash collision.
13365 2008-01-10 Raksit Ashok <raksit@google.com>
13367 PR rtl-optimization/27971
13368 * combine.c (find_split_point): Split PLUS expressions which are
13369 inside a MEM rtx, and whose first operand is complex.
13371 2008-01-10 DJ Delorie <dj@redhat.com>
13373 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13374 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13375 (m32c_hard_regno_ok): Call the underlying function.
13377 2008-01-10 Richard Guenther <rguenther@suse.de>
13379 PR middle-end/34683
13380 * tree-cfg.c (tree_merge_blocks): Do not go through the
13381 full-blown folding and stmt updating path if we just deal
13382 with virtual operands.
13383 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13384 test for abnormal SSA_NAMEs.
13386 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13388 PR middle-end/34641
13389 * reload.c (push_reload): Add assertions. All constants from
13390 reg_equiv_constant should have been used for replacing the respective
13392 (find_reloads_address): Invoke find_reloads_address_part for
13393 constant taken from the reg_equiv_constant array.
13395 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13397 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13398 field (valnum) the first in the struct. Replace bools with
13401 2008-01-10 Richard Guenther <rguenther@suse.de>
13403 PR tree-optimization/34651
13404 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13405 types and ordering for masking and converting.
13407 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13409 PR tree-optimization/34017
13410 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13411 also for PHI_NODE expressions.
13413 2008-01-09 Jan Hubicka <jh@suse.cz>
13415 PR tree-optimization/34708
13416 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13417 based on number of case labels.
13418 (init_inline_once): Remove switch_cost.
13419 * tree-inline.h (eni_weights_d): Remove switch_cost.
13421 2008-01-09 Richard Guenther <rguenther@suse.de>
13422 Andrew Pinski <andrew_pinski@playstation.sony.com>
13424 PR middle-end/30132
13425 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13426 temporary if an rvalue is ok or an lvalue is not required.
13428 2008-01-09 Richard Guenther <rguenther@suse.de>
13430 PR middle-end/34458
13431 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13432 adjust return type.
13434 2008-01-09 Richard Guenther <rguenther@suse.de>
13436 PR middle-end/34679
13437 * tree.c (host_integerp): Check for sizetype only if the
13438 type is an integer type.
13440 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13443 * opts.c (decode_options): Disable inlining of functions called
13444 once if not in unit-at-a-time mode.
13446 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13448 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13450 2008-01-08 Richard Guenther <rguenther@suse.de>
13452 PR middle-end/31863
13453 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13454 out early if the result will be unused.
13456 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13461 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13462 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13465 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13467 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13468 for vectorization tuned.
13470 2008-01-08 Richard Guenther <rguenther@suse.de>
13472 PR tree-optimization/34683
13473 * tree-ssa-operands.c (operand_build_cmp): Export.
13474 * tree-ssa-operands.h (operand_build_cmp): Declare.
13475 * tree-vn.c (vuses_compare): Remove.
13476 (sort_vuses): Use operand_build_cmp.
13477 (sort_vuses_heap): Likewise.
13478 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13479 to re-use old VEC if available. Do not sort already sorted VUSEs.
13480 (vdefs_to_vec): Do not sort already sorted VDEFs.
13482 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13484 PR middle-end/34694
13485 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13487 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13490 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13491 limitations of reciprocal sequences on x86 targets.
13493 2008-01-08 Richard Guenther <rguenther@suse.de>
13495 PR tree-optimization/34683
13496 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13498 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13501 * config/darwin.c (darwin_mergeable_string_section): Don't use
13502 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13504 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13507 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13508 negxf2. Macroize expander using X87MODEF mode iterator. Change
13509 predicates of op0 and op1 to register_operand.
13510 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13511 expander using X87MODEF mode iterator. Change predicates of
13512 op0 and op1 to register_operand.
13513 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13514 corresponding patterns and macroize using MODEF macro. Change
13515 predicates of op0 and op1 to register_operand and remove
13516 "m" constraint. Disparage "r" alternative with "!".
13517 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13518 macroize using X87MODEF macro. Change predicates of op0 and op1
13519 to register_operand and remove "m" constraint. Disparage "r"
13520 alternative with "!".
13521 (absneg splitter with memory operands): Remove.
13522 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13523 patterns and macroize using X87MODEF mode iterator.
13524 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13525 Change predicate of op1 to register_operand.
13526 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13527 for memory operands.
13529 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13531 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13533 2008-01-07 Richard Guenther <rguenther@suse.de>
13535 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13538 2008-01-07 Richard Guenther <rguenther@suse.de>
13540 PR tree-optimization/34683
13541 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13542 VOPs of the needed size to save memory. Use VEC_quick_push
13543 to save compile-time.
13544 (vdefs_to_vec): Likewise.
13546 2008-01-07 Sa Liu <saliu@de.ibm.com>
13548 * config/spu/spu.md (divdf3): Genetate inline code for double
13549 division. The implementation doesn't handle INF or NAN, therefore it
13550 only applies when -ffinite-math-only is given.
13552 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13555 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13556 * doc/cpp.texi ([Common Predefined Macros]): Document.
13558 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13560 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13561 order to use commutative addition instead of subtraction.
13563 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13564 Mircea Namolaru <namolaru@il.ibm.com>
13565 Vladimir Yanovsky <yanov@il.ibm.com>
13566 Revital Eres <eres@il.ibm.com>
13568 PR tree-optimization/34263
13569 * tree-outof-ssa.c (process_single_block_loop_latch,
13570 contains_tree_r): New functions.
13571 (analyze_edges_for_bb): Call process_single_block_loop_latch
13572 function to empty single-basic-block latch block if possible.
13574 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13576 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13578 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13580 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13582 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13584 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13586 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13588 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13590 PR tree-optimization/34618
13591 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13594 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13597 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13598 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13599 Update copyright year.
13601 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13602 Update copyright year.
13603 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13606 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13608 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13609 edge does not point to current bb before changing need_assert.
13611 2008-01-04 Richard Guenther <rguenther@suse.de>
13613 PR middle-end/34029
13614 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13615 for verifying purposes if they are is_gimple_min_invariant.
13617 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13619 PR tree-optimization/34448
13620 PR tree-optimization/34465
13621 * gimplify.c (gimplify_init_constructor): Add new parameter
13622 notify_temp_creation. Use it.
13623 (gimplify_modify_expr_rhs): Take volatiles into account when
13624 optimizing constructors.
13625 Do not optimize constructors if gimplify_init_constructor will dump to
13627 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13628 * gcc.c-torture/compile/pr34448.c: New.
13630 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13632 PR gcov-profile/34609
13633 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13634 return_slot if result is TREE_ADDRESSABLE.
13636 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13638 * config/mips/mips.md (sqrt_condition): Tweak comment.
13639 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13641 2008-01-03 Tom Tromey <tromey@redhat.com>
13644 * c-common.c (c_type_hash): Handle VLAs.
13646 2008-01-03 Jan Hubicka <jh@suse.cz>
13648 PR tree-optimization/31081
13649 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13650 0 when inlining and not inlining to first basic block.
13651 (remap_decl): When var is initialized to 0, don't set default_def.
13652 (expand_call_inline): Set entry_bb.
13653 * tree-inline.h (copy_body_data): Add entry_bb.
13655 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13658 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13661 PR tree-optimization/29484
13662 * tree-inline.c (inline_forbidden_p_2): New function.
13663 (inline_forbidden_p): Disallow inlining if some static var
13664 has an address of a local LABEL_DECL in its initializer.
13665 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13668 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13670 PR tree-optimization/34635
13671 * tree-data-ref.c (add_other_self_distances): Make sure that the
13672 evolution step is constant.
13674 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13676 PR middle-end/34608
13677 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13679 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13681 * tree-sra.c (scalarize_init): Insert the generate_element_init
13682 statements after the generate_element_zero statements.
13684 2008-01-02 Richard Guenther <rguenther@suse.de>
13686 PR middle-end/34093
13687 PR middle-end/31976
13688 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13689 for very large number of operands instead of ICEing.
13691 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13694 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13695 while stack probing.
13697 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13699 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13702 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13704 PR libmudflap/26442
13705 * tree-mudflap.c (mx_register_decls): Guard warning by
13706 !DECL_ARTIFICIAL check.
13708 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13710 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13711 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13712 sse5_perm<mode>): Fix constraints.