1 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
4 * df-scan.c (df_notes_rescan): Likewise.
5 * ggc-page.c (set_page_table_entry): Likewise.
6 * intl.c (gcc_gettext_width): Likewise.
7 * varasm.c (get_unnamed_section, get_noswitch_section,
8 get_section): Likewise.
10 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12 * regrename.c (build_def_use): Don't copy RTX.
14 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
16 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
17 (Type Attributes): Fix nesting of @table and @subsection. Adjust
18 punctuation. Use @ref instead of @xref.
19 (Function Names): Remove stray @display/@end display.
20 (C++ Attributes): Use @ref instead of @xref.
21 (Deprecated Features): Fix punctuation around @xref.
22 (Backwards Compatibility): Likewise.
23 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
25 2008-06-28 Joseph Myers <joseph@codesourcery.com>
27 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
28 constants for E500 double.
30 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
32 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
33 element type of const_vector.
35 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
37 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
38 Remove FLAGS_REG clobber from expander pattern.
39 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
40 (anddi3, andsi3, andhi3, andqi3): Ditto.
41 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
42 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
43 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
44 (ashlsi3, ashlhi3, ashlqi3): Ditto.
45 (ashrsi3, ashrhi3, ashrqi3): Ditto.
46 (lshrsi3, lshrhi3, lshrqi3): Ditto.
47 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
48 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
50 2008-06-28 Richard Guenther <rguenther@suse.de>
52 * tree-ssa-structalias.c (callused_id, var_callused,
54 (handle_pure_call): New function.
55 (find_func_aliases): Call it.
56 (find_what_p_points_to): Handle the call-used set.
57 (clobber_what_escaped): Likewise.
58 (compute_call_used_vars): New function.
59 (init_base_vars): Init the call-used variable.
60 (do_sd_constraint): Do not propagate the solution from CALLUSED
61 but use CALLUSED as a placeholder.
62 (solve_graph): Likewise.
63 * tree-flow-inline.h (gimple_call_used_vars): New function.
64 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
65 (compute_call_used_vars): Declare.
66 * tree-ssa-alias.c (set_initial_properties): Call
67 compute_call_used_vars.
68 (reset_alias_info): Clear call-used variables.
69 (add_call_clobber_ops): Assert we are not called for const/pure
70 functions. Remove handling of them.
71 (add_call_read_ops): Handle pure functions by adding the
72 call-used set of variables as VUSEs.
73 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
74 (delete_tree_ssa): Free it.
75 * tree-dfa.c (remove_referenced_var): Clear the var from the
78 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
80 * tree.c (build_varargs_function_type_list): New.
81 (build_function_type_list_1): New.
82 (build_function_type_list): Use build_function_type_list_1.
83 * tree.h (build_varargs_function_type_list): New.
85 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
88 * config/spu/spu.c (spu_builtin_splats): Do not generate
89 invalid CONST_VECTOR expressions.
90 (spu_expand_vector_init): Likewise.
92 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
94 * optabs.c (libfunc_decls): New variable.
95 (libfunc_decl_hash, libfunc_decl_eq): New functions.
96 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
97 for the same function twice.
99 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
101 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
102 ix86_expand_binary_operator directly.
103 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
107 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
108 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
109 using only one splitter. Conditionaly execute splitter before or
110 after peephole2 pass.
111 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
112 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
113 Use only one alternative in asm template.
114 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
116 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
117 "J" operand constraint for operand 2.
118 (*ashldi3_cconly_rex64): Ditto.
119 (*ashrdi3_cmp_rex64): Ditto.
120 (*ashrdi3_cconly_rex64): Ditto.
121 (*lshrdi3_cmp_rex64): Ditto.
122 (*lshrdi3_cconly_rex64): Ditto.
123 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
124 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
125 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
128 2008-06-27 Jakub Jelinek <jakub@redhat.com>
130 * gimplify.c (omp_is_private): Don't return true if decl is not
131 already private on #pragma omp for or #pragma omp parallel for.
134 * tree-cfg.c (struct move_stmt_d): Replace block field with
135 orig_block and new_block fields.
136 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
137 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
138 (move_block_to_fn): Replace vars_map and new_label_map arguments
139 with struct move_stmt_d pointer.
140 (replace_block_vars_by_duplicates): New function.
141 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
142 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
143 all subblocks of ORIG_BLOCK to the new function. Call
144 replace_block_vars_by_duplicates.
145 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
146 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
147 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
148 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
149 (expand_omp): Temporarily set input_location to the location of
150 region's controlling stmt.
151 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
152 BIND_EXPR, push ctx->block_vars and gimplification vars into
153 the BIND_EXPR and its block's BLOCK_VARS instead of directly
155 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
156 there are any BLOCK_VARS.
157 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
158 OMP_PARALLEL or OMP_TASK stmt.
159 (lower_omp): Save and restore input_location around the lower_omp_1
162 2008-06-27 Richard Guenther <rguenther@suse.de>
164 PR tree-optimization/36400
165 PR tree-optimization/36373
166 PR tree-optimization/36344
167 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
168 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
169 (update_alias_info): Remove call clobbering code.
170 (make_constraint_to): New helper function.
171 (make_escape_constraint): Likewise.
172 (handle_rhs_call): Use it on all pointer containing arguments.
173 Also mark the static chain escaped.
174 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
176 (make_constraint_from): New helper split out from ...
177 (make_constraint_from_anything): ... here.
178 (find_func_aliases): Add constraints for escape sites.
179 (intra_create_variable_infos): Make constraints from NONLOCAL
181 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
183 (clobber_what_p_points_to): Remove.
184 (clobber_what_escaped): New function.
185 (init_base_vars): Init NONLOCAL and ESCAPED.
186 (do_sd_constraint): Do not propagate the solution from ESCAPED
187 but use ESCAPED as a placeholder.
188 (solve_graph): Likewise.
189 * tree-flow.h (clobber_what_p_points_to): Remove.
190 (clobber_what_escaped): Declare.
191 * tree-ssa-alias.c (set_initial_properties): Call it.
192 Remove code clobbering escaped pointers.
194 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
196 * function.c (allocate_struct_function): Only allocate a unique
197 funcdef_no if the decl is nonzero.
199 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
201 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
202 * config/mips/mips.c (mips_split_const_insns): New function.
203 * config/mips/mips.md (move_type): New attribute.
204 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
205 (dword_mode): New attribute.
206 (type): Avoid long line. Map "move_type"s to "type"s,
207 choosing "multi" for doubleword moves if appropriate.
208 Swap MTC/MFC comments to match their declaration order.
209 (extended_mips16): Default to "yes" if "move_type" is "sll0",
210 "type" is "branch" or "jal" is "direct".
211 (length): Handle "extended_mips16" first. Make the default
212 "0" for "ghost" instructions. Set the length from "move_type".
213 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
214 of "type", with "sll0" for the register alternative. Remove the
215 "extended_mips16" attribute.
216 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
217 of "type", with "shift_shift" for the register alternative.
218 Remove the "length" attribute.
219 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
220 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
221 of "type", with "andi" for the register alternative.
222 (*zero_extendqihi2): Likewise.
223 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
224 of "andi" instead of a "type" of "arith".
225 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
227 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
228 (mov_<store>r, *mov<mode>_ra): Likewise.
229 (extendsidi2): Use "move_type" instead of "type", with "move"
230 for the register alternative.
231 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
232 of "type", with "signext" for the register alternative.
233 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
234 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
235 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
236 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
237 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
238 (unnamed branch insn): Likewise.
239 (*movdi_gp32_fp64): Fold into...
240 (*movdi_32bit): ...here.
241 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
242 (*movdf_hardfloat): ...this new pattern.
243 (*movdf_softfloat): Remove redundant FPR alternatives.
244 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
245 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
246 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
247 the "move" attribute.
248 (*movdi_32bit): Use "move_type" instead of "type" and remove the
249 "length" attribute. Use "fpload" and "fpstore" instead of "load"
250 and "store" for COP loads and stores.
251 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
252 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
253 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
254 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
255 (*movtf_mips16, *movv2sf): Likewise.
256 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
257 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
258 (mfhc1<mode>): Use "move_type" instead of "move".
259 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
260 (loadgp_blockage): Remove the "length" attribute.
261 (blockage, set_got_version, update_got_version): Likewise.
262 (call_internal): Remove the "extended_mips16" attribute.
263 (call_value_internal, call_value_multiple_internal): Likewise.
264 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
266 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
267 the "length" attribute.
269 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
272 -Wcast-qual warnings.
273 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
274 handle_pragma_pop_macro): Likewise.
275 * collect2.c (resolve_lib_name): Likewise.
276 * config/arc/arc.c (arc_init): Likewise.
277 * config/arm/arm.c (neon_builtin_compare,
278 locate_neon_builtin_icode): Likewise.
279 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
280 * config/bfin/bfin.c (bfin_init_machine_status,
281 bfin_optimize_loop): Likewise.
282 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
283 * config/cris/cris.c (cris_init_expanders): Likewise.
284 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
285 * config/darwin.c (machopic_indirection_eq,
286 machopic_indirection_name, machopic_output_indirection): Likewise.
287 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
288 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
289 frv_optimize_membar): Likewise.
290 * config/i386/cygwin.h (mingw_scan,
291 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
292 * config/i386/cygwin1.c (mingw_scan): Likewise.
293 * config/i386/i386.c (machopic_output_stub): Likewise.
294 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
295 i386_pe_unique_section): Likewise.
296 * config/ia64/ia64.c (ia64_init_machine_status,
297 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
299 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
300 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
301 * config/m68k/m68k.c (m68k_handle_option,
302 m68k_sched_md_init_global): Likewise.
303 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
304 mcore_unique_section): Likewise.
305 * config/mips/mips.c (mips_block_move_straight,
306 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
308 * config/mmix/mmix.c (mmix_init_machine_status,
309 mmix_encode_section_info): Likewise.
310 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
311 * config/rs6000/rs6000.c (rs6000_init_machine_status,
312 print_operand_address, output_toc, redefine_groups,
313 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
314 * config/s390/s390.c (s390_init_machine_status): Likewise.
315 * config/score/score.c (score_block_move_straight,
316 score_block_move_loop_body): Likewise.
317 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
318 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
319 * emit-rtl.c (find_auto_inc): Likewise.
320 * gcc.c (translate_options, process_command): Likewise.
321 * reorg.c (dbr_schedule): Likewise.
322 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
323 * xcoffout.c (xcoffout_declare_function): Likewise.
325 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
327 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
328 ipa-pta working again.
330 2008-06-27 David Edelsohn <edelsohn@gnu.org>
332 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
335 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
337 * config.gcc (powerpc*-*-*): Add new core e500mc.
338 * config/rs6000/e500mc.md: New file.
339 * config/rs6000/rs6000.c (processor_costs): Add new costs for
341 (rs6000_override_options): Add e500mc case to
342 processor_target_table. Altivec and Spe options not allowed
343 with e500mc. Add isel instruction to e500mc by
344 default. Initialize rs6000_cost for e500mc.
345 (rs6000_issue_rate): Set issue rate for e500mc.
346 * config/rs6000/rs6000.h (processor_type): Add
348 (ASM_CPU_SPEC): Add e500mc.
349 Set TARGET_ISEL to rs6000_isel.
350 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
351 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
352 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
354 * doc/invoke.texi: Add e500mc to list of cpus.
356 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
359 * c-lex.c (lex_charconst): Initialize unsignedp.
361 2008-06-27 Olivier Hainque <hainque@adacore.com>
363 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
364 documented assumptions.
366 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
368 * dwarf2out.c: Remove trailing white spaces. Break long line
371 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
373 * libfuncs.h (LTI_synchronize): New libfunc_index.
374 (synchronize_libfunc): Declare.
375 * builtins.c (expand_builtin_synchronize): Consider using
376 synchronize_libfunc before falling back on an asm blockage.
377 * config/mips/mips.c: Include libfuncs.h
378 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
380 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
382 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
383 parameter. Copy stack_reg to r11 where appropriate.
384 (no_global_regs_above): Add gpr parameter.
385 (rs6000_stack_info): Only add padding for SPE save area if we
386 are saving SPE GPRs and CR.
387 (saveres_routine_syms): New variable.
388 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
390 (rs6000_savres_routine_sym): New function.
391 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
393 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
394 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
395 Tweak FPR out-of-line saving.
396 (rs6000_make_savres_rtx): New function.
397 (rs6000_use_multiple_p): New function.
398 (rs6000_savres_strategy): New function.
399 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
400 out-of-line if appropriate.
401 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
402 if we are optimizing for size.
403 (GP_SAVE_INLINE): Define.
404 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
405 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
406 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
407 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
408 (*save_fpregs_<mode>): Add use of r11.
409 (*restore_gpregs_<mode>): New insn.
410 (*return_and_restore_gpregs_<mode>): New insn.
411 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
413 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
414 (*restore_gpregs_spe): New insn.
415 (*return_and_restore_gpregs_spe): New insn.
416 * config/rs6000/predicates.md (save_world_operation): Fix check.
418 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
420 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
421 this point, so assert that.
423 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
425 * cfganal.c: Include vec.h and vecprim.h.
426 (compute_idf): Import from...
427 * tree-into-ssa (compute_idf): ...here.
428 * basic-block.h (compute_idf): Export.
430 2008-06-26 Joseph Myers <joseph@codesourcery.com>
432 * c-decl.c (merge_decls): Use !current_function_decl to check for
433 extern declaration of C99 inline function being at file scope.
435 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
437 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
439 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
441 * alias.c (record_alias_subset, init_alias_analysis): Fix
442 -Wc++-compat and/or -Wcast-qual warnings.
443 * attribs.c (lookup_attribute_spec): Likewise.
444 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
445 copy_bb, connect_traces,
446 find_rarely_executed_basic_blocks_and_cr): Likewise.
447 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
448 note_btr_set, migrate_btr_defs): Likewise.
449 * builtins.c (result_vector, expand_builtin_memcpy,
450 expand_builtin_mempcpy_args, expand_builtin_strncpy,
451 builtin_memset_read_str, expand_builtin_printf,
452 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
454 * caller-save.c (mark_set_regs): Likewise.
455 * calls.c (expand_call, emit_library_call_value_1): Likewise.
456 * cgraph.c (cgraph_edge): Likewise.
457 * combine.c (likely_spilled_retval_1): Likewise.
458 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
459 htab_counts_entry_del, get_coverage_counts): Likewise.
460 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
461 new_cselib_val): Likewise.
462 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
463 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
465 * df-core.c (df_compact_blocks): Likewise.
466 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
467 * df-scan.c (df_grow_reg_info, df_ref_create,
468 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
469 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
470 df_record_entry_block_defs, df_record_exit_block_uses,
471 df_bb_verify): Likewise.
472 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
473 DF_REF_EXTRACT_MODE_CONST): New.
474 * dominance.c (get_immediate_dominator, get_dominated_by,
475 nearest_common_dominator, root_of_dom_tree,
476 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
477 -Wc++-compat and/or -Wcast-qual warnings.
478 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
479 record_store, replace_read, check_mem_read_rtx, scan_insn,
480 dse_step1, dse_record_singleton_alias_set): Likewise.
481 * dwarf2asm.c (dw2_force_const_mem): Likewise.
483 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
486 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
487 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
488 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
489 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
490 add_ranges_num, add_ranges_by_labels, file_info_cmp,
491 file_name_acquire, output_file_names, add_const_value_attribute,
492 premark_used_types_helper, file_table_eq, file_table_hash,
493 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
494 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
495 -Wcast-qual warnings.
496 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
497 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
498 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
499 gen_reg_rtx, start_sequence, init_emit): Likewise.
500 * et-forest.c (et_new_occ, et_new_tree): Likewise.
501 * except.c (init_eh_for_function, gen_eh_region,
502 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
503 arh_to_landing_pad, arh_to_label, add_action_record,
504 add_call_site, switch_to_exception_section): Likewise.
505 * expmed.c (synth_mult): Likewise.
506 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
507 store_expr): Likewise.
508 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
510 * function.c (assign_stack_temp_for_type,
511 allocate_struct_function, match_asm_constraints_1): Likewise.
512 * gcov-io.c (gcov_allocate): Likewise.
513 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
514 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
515 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
516 record_one_set, insert_expr_in_table, insert_set_in_table,
517 dump_hash_table, compute_hash_table_work, alloc_hash_table,
518 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
519 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
520 -Wcast-qual warnings.
522 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
524 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
525 -Wcast-qual warnings.
526 * gcc.c (process_command): Likewise.
527 * genattrtab.c (oballoc): Use XOBNEW.
528 (oballocvec): Define.
529 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
530 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
531 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
532 -Wc++-compat and/or -Wcast-qual warnings.
533 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
534 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
535 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
536 gen_presence_absence_set, gen_automaton, gen_regexp_el,
537 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
538 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
539 add_excls, process_presence_absence_names,
540 process_presence_absence_patterns, add_presence_absence,
541 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
542 get_free_state, add_arc, get_free_automata_list_el,
543 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
544 transform_3, cache_presence, create_ainsns, create_automata,
545 create_state_ainsn_table, dfa_insn_code_enlarge,
546 output_trans_func, output_min_issue_delay_func,
547 output_dead_lock_func, output_reset_func,
548 output_get_cpu_unit_code_func, output_dfa_start_func,
549 expand_automata): Likewise.
550 * genextract.c (gen_insn): Likewise.
551 * gengtype-lex.l: Likewise.
552 * gengtype.c (read_input_list, adjust_field_type,
553 process_gc_options): Likewise.
554 * genoutput.c (note_constraint): Likewise.
555 * genpreds.c (mangle, add_constraint): Likewise.
556 * genrecog.c (process_define_predicate, new_decision,
557 add_to_sequence): Likewise.
558 * gensupport.c (record_insn_name): Likewise.
560 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
562 * config/i386/driver-i386.c (detect_caches_amd,
563 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
564 and/or -Wcast-qual warnings.
565 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
566 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
567 gt_pch_save): Likewise.
568 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
569 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
570 * global.c (compute_regsets): Likewise.
571 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
572 finish_graph_dump_file): Likewise.
573 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
574 unlink_bb_notes): Likewise.
575 * integrate.c (get_hard_reg_initial_val): Likewise.
576 * ipa-prop.c (ipa_push_func_to_list): Likewise.
577 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
578 * local-alloc.c (update_equiv_regs): Likewise.
579 * loop-invariant.c (check_invariant_table_size,
580 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
582 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
583 altered_reg_used, mark_altered): Likewise.
584 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
585 insert_var_expansion_initialization,
586 combine_var_copies_in_loop_exit, apply_opt_in_copies,
587 release_var_copies): Likewise.
588 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
589 analyze_matrix_decl, add_allocation_site, analyze_transpose,
590 analyze_accesses_for_phi_node, check_var_notmodified_p,
591 check_allocation_function, find_sites_in_func,
592 record_all_accesses_in_func, transform_access_sites,
593 transform_allocation_sites): Likewise.
594 * omp-low.c (new_omp_region, create_omp_child_function_name,
595 check_omp_nesting_restrictions, check_combined_parallel,
596 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
597 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
598 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
599 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
601 * opts-common.c (prune_options): Likewise.
602 * opts.c (add_input_filename, print_filtered_help,
603 get_option_state): Likewise.
604 * params.c (add_params): Likewise.
605 * passes.c (set_pass_for_id, next_pass_1,
606 do_per_function_toporder, pass_fini_dump_file): Likewise.
607 * postreload.c (reload_cse_simplify_operands): Likewise.
608 * predict.c (tree_predicted_by_p, tree_predict_edge,
609 clear_bb_predictions, combine_predictions_for_bb): Likewise.
611 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
613 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
615 * recog.c (check_asm_operands, validate_change_1): Likewise.
616 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
617 subst_asm_stack_regs): Likewise.
618 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
619 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
620 * regmove.c (reg_is_remote_constant_p): Likewise.
621 * regrename.c (regrename_optimize, scan_rtx_reg,
622 kill_clobbered_value, kill_set_value, kill_autoinc_value):
624 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
625 regstat_compute_calls_crossed): Likewise.
626 * reload1.c (init_reload, new_insn_chain,
627 has_nonexceptional_receiver, reload, copy_reloads,
628 calculate_needs_all_insns, init_elim_table): Likewise.
629 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
630 * rtl.c (shallow_copy_rtx_stat): Likewise.
631 * rtlanal.c (parms_set): Likewise.
632 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
633 sbitmap_resize, sbitmap_vector_alloc): Likewise.
634 * sched-ebb.c (earliest_block_with_similiar_load,
635 add_deps_for_risky_insns): Likewise.
636 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
637 schedule_region): Likewise.
638 * see.c (eq_descriptor_pre_extension,
639 hash_descriptor_pre_extension, hash_del_pre_extension,
640 eq_descriptor_properties, hash_descriptor_properties,
641 hash_del_properties, see_seek_pre_extension_expr,
642 see_initialize_data_structures, see_print_register_properties,
643 see_print_pre_extension_expr, see_delete_merged_def_extension,
644 see_delete_unmerged_def_extension, see_emit_use_extension,
645 see_pre_delete_extension, see_map_extension, see_commit_changes,
646 see_analyze_merged_def_local_prop,
647 see_analyze_merged_def_local_prop,
648 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
649 see_set_prop_merged_def, see_set_prop_unmerged_def,
650 see_set_prop_unmerged_use, see_print_one_extension,
651 see_merge_one_use_extension, see_merge_one_def_extension,
652 see_store_reference_and_extension, see_update_uses_relevancy,
653 see_update_defs_relevancy): Likewise.
654 * statistics.c (hash_statistics_hash, hash_statistics_eq,
655 hash_statistics_free, curr_statistics_hash): Likewise.
656 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
657 expand_asm_operands, expand_return, case_bit_test_cmp,
658 expand_case): Likewise.
659 * stor-layout.c (start_record_layout): Likewise.
660 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
661 gt_pch_save_stringpool): Likewise.
662 * tree-data-ref.c (hash_stmt_vertex_info,
663 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
664 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
666 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
669 * config/i386/i386.md : Change constraints of HImode and QImode
670 immediate operands from "i" to "n". Change SImode "ni" constraint to
671 "i" and SImode "rmi" constraint to "g". Remove all constraints
672 from const0_operand and const1_operand predicated operands.
673 (i): Change QImode and HImode attribute from "i" to "n".
674 (*subqi_2): Change HImode operands to QImode.
677 2008-06-25 Olivier Hainque <hainque@adacore.com>
679 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
682 2008-06-25 Richard Guenther <rguenther@suse.de>
684 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
685 not overflow the result type.
687 2008-06-25 Richard Guenther <rguenther@suse.de>
689 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
690 (vn_lookup): Likewise.
692 2008-06-25 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/35518
695 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
696 * tree-sra.c (instantiate_element): Use fold_build3 to build
698 (try_instantiate_multiple_fields): Likewise.
700 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
702 * config/rs6000/rs6000.md: Change all string instruction's clobber to
705 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
707 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
708 use_backchain_to_restore_sp to true
709 if the offset of the link register save area would go over the 32k - 1
710 offset limit of the load
713 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
715 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
716 anchor for the type-punning blurb. Cross-reference "Structures
717 unions enumerations and bit-fields implementation". Provide a
718 cast-through-pointer example. Make final sentence self-contained.
719 * doc/implement-c.texi (Structures unions enumerations and
720 bit-fields implementation): Cross-reference the type-punning blurb
721 in the -fstrict-aliasing documentation.
723 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
726 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
727 the memory instead of the memory itself for the save area.
729 2008-06-24 Olivier Hainque <hainque@adacore.com>
730 Nicolas Roche <roche@adacore.com>
732 * gengtype.c (srcdir_len): size_t instead of int.
733 (get_file_realbasename): New function. For F a filename, the real
734 basename of F, with all the path components stripped.
735 (get_file_srcdir_relative_path): New function. For F a filename, the
736 relative path to F from $(srcdir).
737 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
738 get_file_realbasename. Adjust the head comment.
739 (get_prefix_langdir_index): New function. For F a filename, return the
740 lang_dir_names[] relative index of the language directory that is
742 (get_file_langdir): For F a filename, return the name of the language
743 directory where F is located.
744 (get_file_gtfilename): New function. The gt- output file name for an
746 (get_output_file_with_visibility): Replace in-line computations with
747 uses of get_file_gtfilename and get_prefix_langdir_index.
748 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
750 2008-06-24 Jakub Jelinek <jakub@redhat.com>
752 PR tree-optimization/36504
753 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
754 references without base address.
756 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
759 * calls.c (expand_call): Increase alignment for recursive functions.
761 2008-06-23 Anatoly Sokolov <aesok@post.ru>
763 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
764 (TARGET_FUNCTION_VALUE): New define.
765 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
766 * config/avr/avr.h (FUNCTION_VALUE): Remove.
768 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
770 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
771 (fmod<mode>3): Ditto.
772 (remainderxf3): Ditto.
773 (remainder<mode>3): Ditto.
775 2008-06-23 Jakub Jelinek <jakub@redhat.com>
778 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
779 REG is a hard register.
781 PR tree-optimization/36508
782 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
783 499, don't check it at all in release compilers.
785 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
788 together with SSE_TARGET_MATH to disable insn pattern.
789 (*fop_<MODEF:mode>_2_i387): Ditto.
790 (*fop_<MODEF:mode>_3_i387): Ditto.
792 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
794 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
796 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
799 * gimplify.c (gimplify_asm_expr): Check the return code of
800 parse_output_constraint call, set function return and is_inout
803 2008-06-22 Ian Lance Taylor <iant@google.com>
805 * c-lex.c (narrowest_unsigned_type): Change itk to int.
806 (narrowest_signed_type): Likewise.
807 * c-typeck.c (c_common_type): Change local variable mclass to enum
809 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
810 tcc_comparison, not the tree code itself.
811 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
812 (c_expand_expr): Cast modifier to enum expand_modifier.
813 * c-common.h (C_RID_CODE): Add casts.
814 (C_SET_RID_CODE): Define.
815 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
816 (c_lex_one_token): Add cast to avoid warning.
817 (c_parser_objc_type_name): Rename local typename to type_name.
818 (check_no_duplicate_clause): Change code parameter to enum
820 (c_parser_omp_var_list_parens): Change kind parameter to enum
822 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
823 c_parser_omp_list_var_parens.
824 (c_parser_omp_threadprivate): Likewise.
825 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
826 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
827 * c-format.c (NO_FMT): Define.
828 (printf_length_specs): Use NO_FMT.
829 (asm_fprintf_length_specs): Likewise.
830 (gcc_diag_length_specs): Likewise.
831 (scanf_length_specs): Likewise.
832 (strfmon_length_specs): Likewise.
833 (gcc_gfc_length_specs): Likewise.
834 (printf_flag_specs): Change 0 to STD_C89.
835 (asm_fprintf_flag_specs): Likewise.
836 (gcc_diag_flag_specs): Likewise.
837 (gcc_cxxdiag_flag_specs): Likewise.
838 (scanf_flag_specs): Likewise.
839 (strftime_flag_specs): Likewise.
840 (strfmon_flag_specs): Likewise.
841 (print_char_table): Likewise.
842 (asm_fprintf_char_table): Likewise.
843 (gcc_diag_char_table): Likewise.
844 (gcc_tdiag_char_table): Likewise.
845 (gcc_cdiag_char_table): Likewise.
846 (gcc_cxxdiag_char_table): Likewise.
847 (gcc_gfc_char_table): Likewise.
848 (scan_char_table): Likewise.
849 (time_char_table): Likewis.
850 (monetary_char_table): Likewise.
851 * c-format.h (BADLEN): Likewise.
853 2008-06-21 Ian Lance Taylor <iant@google.com>
855 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
856 Define END_OF_BASE_TREE_CODES around inclusion.
857 * tree.c (tree_code_type): New global array.
858 (tree_code_length, tree_code_name): Likewise.
859 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
861 (all-tree.def, s-alltree): New targets.
862 (gencheck.h, s-gencheck): Remove.
863 (tree.o): Depend upon all-tree.def.
864 (build/gencheck.o): Remove gencheck.h dependency.
865 (mostlyclean): Don't remove gencheck.h.
866 * c-common.h (enum c_tree_code): Remove.
867 * c-lang.c (tree_code_type): Remove.
868 (tree_code_length, tree_code_name): Remove.
869 * gencheck.c (tree_codes): Include all-tree.def, rather than
870 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
872 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
874 * cp/cp-tree.h (enum cplus_tree_code): Remove.
875 (operator_name_info): Size to MAX_TREE_CODES.
876 (assignment_operator_name_info): Likewise.
877 * cp/cp-lang.c (tree_code_type): Remove.
878 (tree_code_length, tree_code_name): Remove.
879 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
880 (assignment_operator_name_info): Likewise.
881 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
883 * cp/mangle.c (write_expression): Likewise.
884 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
885 * fortran/f95-lang.c (tree_code_type): Remove.
886 (tree_code_length, tree_code_name): Remove.
887 * java/java-tree.h (enum java_tree_code): Remove.
888 * java/lang.c (tree_code_type): Remove.
889 (tree_code_length, tree_code_name): Remove.
890 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
891 * objc/objc-act.h (enum objc_tree_code): Remove.
892 * objc/objc-lang.c (tree_code_type): Remove.
893 (tree_code_length, tree_code_name): Remove.
894 * objcp/objcp-lang.c (tree_code_type): Remove.
895 (tree_code_length, tree_code_name): Remove.
896 * ada/ada-tree.h (enum gnat_tree_code): Remove.
897 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
898 * ada/misc.c (tree_code_type): Remove.
899 (tree_code_length, tree_code_name): Remove.
901 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
903 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
904 the grand_bitmap_obstack.
906 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
908 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
909 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
910 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
911 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
912 move_stmt_r, new_label_mapper): Likewise.
913 * tree-complex.c (cvc_lookup): Likewise.
914 * tree-dfa.c (create_function_ann): Likewise.
915 * tree-dump.c (dump_register): Likewise.
916 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
917 find_phi_replacement_condition): Likewise.
918 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
919 tree_function_versioning): Likewise.
920 * tree-into-ssa.c (cmp_dfsnum): Likewise.
921 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
922 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
923 get_nonlocal_debug_decl, convert_nonlocal_reference,
924 convert_nonlocal_omp_clauses, get_local_debug_decl,
925 convert_local_reference, convert_local_omp_clauses,
926 convert_nl_goto_reference, convert_nl_goto_receiver,
927 convert_tramp_reference, convert_call_expr): Likewise.
928 * tree-outof-ssa.c (contains_tree_r): Likewise.
929 * tree-parloops.c (reduction_phi, initialize_reductions,
930 eliminate_local_variables_1, add_field_for_reduction,
931 add_field_for_name, create_phi_for_local_result,
932 create_call_for_reduction_1, create_loads_for_reductions,
933 create_stores_for_reduction, create_loads_and_stores_for_name):
935 * tree-phinodes.c (allocate_phi_node): Likewise.
936 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
937 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
938 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
939 * tree-ssa-coalesce.c (compare_pairs): Likewise.
940 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
941 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
942 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
943 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
944 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
945 vn_nary_op_insert): Likewise.
946 * tree-ssa.c (redirect_edge_var_map_add,
947 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
948 * tree-vectorizer.c (vectorize_loops): Likewise.
949 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
950 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
951 tree_cons_stat, build1_stat, build_variant_type_copy,
952 decl_init_priority_lookup, decl_fini_priority_lookup,
953 decl_priority_info, decl_restrict_base_lookup,
954 decl_restrict_base_insert, decl_debug_expr_lookup,
955 decl_debug_expr_insert, decl_value_expr_lookup,
956 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
957 type_hash_add, get_file_function_name, tree_check_failed,
958 tree_not_check_failed, tree_range_check_failed,
959 omp_clause_range_check_failed, build_omp_clause,
960 build_vl_exp_stat): Likewise.
961 * value-prof.c (gimple_histogram_value,
962 gimple_duplicate_stmt_histograms): Likewise.
963 * var-tracking.c (attrs_list_insert, attrs_list_copy,
964 unshare_variable, variable_union_info_cmp_pos, variable_union,
965 dataflow_set_different_1, dataflow_set_different_2,
966 vt_find_locations, variable_was_changed, set_variable_part,
967 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
968 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
969 section_entry_hash, object_block_entry_eq,
970 object_block_entry_hash, create_block_symbol,
971 initialize_cold_section_name, default_function_rodata_section,
972 strip_reg_name, set_user_assembler_name, const_desc_eq,
973 build_constant_desc, output_constant_def, lookup_constant_def,
974 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
975 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
976 default_internal_label): Likewise.
977 * varray.c (varray_init, varray_grow): Likewise.
978 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
980 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
982 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
983 operators for "test" insn. Macroize insn using SWI mode macro.
984 (*jcc_fused_2): Ditto.
985 (*jcc_fused_3): Macroize insn using SWI mode macro.
986 (*jcc_fused_4): Ditto.
988 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
990 * tree-ssa-pre.c: Fix typo in comment.
991 (init_antic, fini_antic): Add explicit funtions for
992 initializing and deinitializing ANTIC and AVAIL sets.
993 (create_expression_by_pieces): Fix typo in comment.
994 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
995 (execute_pre): Eventually dump details about ANTIC_IN.
997 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
999 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1000 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1001 add_to_obstack, file_at_path, find_a_file, execute,
1002 add_preprocessor_option, add_assembler_option, add_linker_option,
1003 process_command, insert_wrapper, do_option_spec, do_self_spec,
1004 spec_path, do_spec_1, is_directory, main, used_arg,
1005 getenv_spec_function): Likewise.
1006 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1007 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1010 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1012 * doc/rtl.texi: Updated subreg section.
1014 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1017 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1018 node->needed and node->reachable.
1019 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1020 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1021 (expand_task_call): Don't call expand_task_copyfn.
1022 (expand_task_copyfn): Renamed to...
1023 (finalize_task_copyfn): ... this.
1025 2008-06-19 Jan Hubicka <jh@suse.cz>
1027 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1028 clobbering framepointer.
1030 2008-06-19 Jan Hubicka <jh@suse.cz>
1032 * tree-optimize.c (execute_early_local_optimizations): Set
1033 cgraph_state only at first invocation.
1035 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1037 * system.h (-Wc++-compat): Activate as a warning, no an error.
1039 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1041 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1042 instead of "#" in insn asm template.
1043 (*jcc_fused_2): Ditto.
1045 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1047 * config/i386/i386.h (ix86_tune_indices)
1048 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1049 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1050 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1051 (*jcc_fused_2): Ditto.
1052 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1053 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1054 (print operand): Handle 'E' and 'e' code.
1056 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1058 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1059 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1060 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1062 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1064 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1066 (cgraph_expand_function): Use local copy of decl.
1067 (cgraph_expand_all_functions): Remove redundant initialization of
1069 (cgraph_optimize): Reword internal_error message.
1071 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1073 * arm-protos.h (arm_return_in_memory): Remove public
1074 arm_return_in_memory() prototype.
1075 * arm.c (arm_return_in_memory): Add static prototype, add target
1076 hook macro, change definition and comments.
1077 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1079 2008-06-19 Ben Elliston <bje@au.ibm.com>
1081 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1082 real.c: Remove references to IEEE 754R.
1083 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1084 * doc/libgcc.texi (Decimal float library routines): Likewise.
1086 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1088 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1089 (default_unwind_word_mode): Add prototype.
1090 * targhooks.c (default_unwind_word_mode): New function.
1091 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1092 instead of word_mode.
1093 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1094 (TARGET_INITIALIZER): Use it.
1096 * c-common.c (handle_mode_attribute): Support "unwind_word"
1098 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1100 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1101 word_mode to access SjLj_Function_Context member "data".
1102 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1103 conversion from targetm.eh_return_filter_mode () to
1104 targetm.unwind_word_mode () if they differ.
1106 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1107 (BT_FN_UNWINDWORD_PTR): New function type.
1108 (BT_FN_WORD_PTR): Remove.
1109 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1110 * except.c (expand_builtin_extend_pointer): Convert pointer to
1111 targetm.unwind_word_mode () instead of word_mode.
1113 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1114 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1115 (spu_unwind_word_mode): New function.
1116 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1117 (TARGET_UNWIND_WORD_MODE): Define.
1118 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1120 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1122 * config/spu/spu.c (reg_align): Remove.
1123 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1124 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1125 (spu_split_store): Likewise.
1127 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1129 * gcc/tree-vn.c: Fix typo in comment.
1131 2008-06-18 Jan Hubicka <jh@suse.cz>
1133 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1134 toplevel reorder too.
1136 2008-06-18 Jan Hubicka <jh@suse.cz>
1138 * c-opts.c (c_common_post_options): PCH is not compatible with
1140 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1141 -fno-toplevel-reorder by default now.
1143 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1145 PR documentation/30739
1146 * doc/install.texi (Prerequisites): Document dependency on awk.
1148 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1149 Ian Lance Taylor <iant@google.com>
1151 PR rtl-optimization/35604
1152 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1153 only want to change jump destinations, not eventual label comparisons.
1155 2008-06-16 Jan Hubicka <jh@suse.cz>
1157 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1159 (cgraph_analyze_function): Likewise.
1161 2008-06-16 Jan Hubicka <jh@suse.cz>
1163 * cgraph.h (cgraph_mark_if_needed): New function.
1164 * cgraphunit.c (cgraph_mark_if_needed): New function.
1165 * c-decl.c (duplicate_decl): Use it.
1167 2008-06-16 Jan Hubicka <jh@suse.cz>
1169 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1172 2008-06-16 Jan Hubicka <jh@suse.cz>
1174 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1176 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1177 Kazu Hirata <kazu@codesourcery.com>
1178 Maxim Kuvyrkov <maxim@codesourcery.com
1180 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1181 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1182 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1183 EXTRA_SPEC_FUNCTIONS.
1184 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1185 (DRIVER_SELF_SPECS): Adjust.
1186 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1187 * config/mips/st.h, config/mips/t-st: New.
1188 * config/mips/driver-native.c, config/mips/x-native: New.
1189 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1192 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1194 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1196 (ISA_HAS_FP_CONDMOVE): New macro.
1197 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1198 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1199 (ISA_HAS_NMADD3_NMSUB3): New macro.
1200 * config/mips/mips.c (mips_rtx_costs): Update.
1201 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1202 compiling for ST Loongson 2E/2F.
1203 (madd<mode>): Rename to madd4<mode>. Update.
1204 (madd3<mode>): New pattern.
1205 (msub<mode>): Rename to msub4<mode>. Update.
1206 (msub3<mode>): New pattern.
1207 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1208 (nmadd3<mode>): New pattern.
1209 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1210 (nmadd3<mode>_fastmath): New pattern.
1211 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1212 (nmsub3<mode>): New pattern.
1213 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1214 (nmsub3<mode>_fastmath): New pattern.
1215 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1217 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1219 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1220 (DF_REF_INSN_INFO): New.
1221 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1222 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1223 with a NULL DF_REF_INSN_INFO.
1224 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1226 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1227 DF_INSN_INFO_EQ_USES): New.
1228 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1229 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1230 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1231 * df-core.c: Update comment for above changes.
1232 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1233 DF_INSN_UID_* macros.
1234 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1235 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1236 insn rtx. Update all callers.
1237 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1238 df_ref_create_structure, df_insn_refs_collect): Likewise.
1239 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1240 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1241 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1242 macros to access the insn refs.
1243 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1244 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1245 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1246 for accessing the refs.
1247 (try_fwprop_subst): Likewise.
1248 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1249 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1250 for accessing the refs.
1251 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1252 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1253 to look at the insn refs.
1254 (record_uses): Likewise.
1255 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1257 (mark_artificial_uses): Don't mark_insn for artificial refs.
1258 (mark_reg_rependencies): Likewise.
1260 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1262 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1264 * configure: Regenerate.
1266 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1268 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1269 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1270 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1272 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1274 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1275 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1276 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1278 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1280 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1281 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1282 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1284 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1286 * tree-ssa-sccvn.c: Fix format of comments.
1288 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1290 * cgraph.c: Remove unneeded forward declarations of eq_node()
1293 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1295 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1297 (see_update_relevancy): Likewise.
1298 * fwprop.c (try_fwprop_subst): Likewise.
1299 * rtlanal.c (noop_move_p): Likewise.
1300 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1301 notes to non-existing libcall blocks.
1302 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1304 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1305 (dead_libcall_p): Remove.
1306 (delete_trivially_dead_insns): Don't use it.
1307 * web.c (union_defs): Remove comment about keeping nops.
1308 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1309 (compute_hash_table_work): Don't track libcall notes.
1310 (do_local_cprop): Don't take libcall pointers. Don't update
1312 (adjust_libcall_notes): Deleted.
1313 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1314 ever have existed in the first place).
1315 (replace_store_insn): Don't try to remove libcall notes.
1316 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1317 (resolve_reg_notes): Don't call them.
1318 (resolve_simple_move): Likewise.
1319 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1320 Don't remove REG_RETVAL notes.
1321 * emit-rtl.c (try_split): Don't update libcall notes.
1322 (emit_copy_of_insn_after): Dito.
1323 * cselib.c (cselib_current_insn_in_libcall): Remove.
1324 (cselib_process_insn): Don't set/clear it.
1325 (new_elt_loc_list): Don't record it.
1326 (cselib_init): Don't initialize it.
1327 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1328 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1330 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1331 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1332 (init_deps): Don't initialize it.
1333 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1334 * combine.c (delete_noop_moves): Don't update libcall notes.
1335 (can_combine_p): Remove now pointless #if 0 block.
1336 (try_combine): Remove another obsolete #if 0 block.
1337 (distribute_notes): Don't distribute libcall notes.
1338 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1339 * dce.c (libcall_dead_p): Remove.
1340 (delete_unmarked_insns): Don't handle libcall blocks.
1341 (preserve_libcall_for_dce): Remove.
1342 (prescan_insns_for_dce): Don't special-case libcall block insns.
1343 * reload1 (reload): Don't handle libcall notes.
1344 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1347 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1349 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1350 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1351 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1353 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1355 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1356 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1357 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1359 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1361 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1363 2008-06-16 Ira Rosen <irar@il.ibm.com>
1365 PR tree-optimization/36493
1366 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1367 the arguments list. Use VECTYPE to create vector pointer.
1368 (vectorizable_store): Fail if accesses through a pointer to vectype
1369 do not alias the original memory reference operands.
1370 Call vect_create_data_ref_ptr without the removed argument.
1371 (vectorizable_load): Likewise.
1372 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1375 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1378 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1381 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1383 * config/mips/loongson2ef.md: New file.
1384 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1385 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1386 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1387 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1388 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1390 (loongson2ef.md): New include.
1391 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1392 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1393 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1394 (loongson_gt_<mode>, loongson_extract_halfword)
1395 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1396 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1397 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1398 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1399 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1400 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1401 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1402 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1403 (vec_interleave_low<mode>): Define type attribute.
1404 * config/mips/mips.c (mips_ls2): New static variable.
1405 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1406 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1407 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1408 Implement target scheduling hooks.
1409 (mips_multipass_dfa_lookahead): Update to handle tuning for
1411 (mips_sched_init): Initialize data for Loongson scheduling.
1412 (mips_ls2_variable_issue): New static function.
1413 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1415 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1416 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1417 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1418 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1419 Handle ST Loongson 2E/2F cores.
1420 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1422 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1424 * omp-low.c (extract_omp_for_data): Fix comment typo.
1427 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1429 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1430 FIXME note about gcc/config.guess.
1431 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1432 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1433 * doc/cppopts.texi: Likewise.
1434 * doc/extend.texi: Likewise.
1435 * doc/gcc.texi: Likewise.
1436 * doc/gccint.texi: Likewise.
1437 * doc/gcov.texi: Likewise.
1438 * doc/gty.texi: Likewise.
1439 * doc/hostconfig.texi: Likewise.
1440 * doc/install.texi: Likewise.
1441 * doc/invoke.texi: Likewise.
1442 * doc/loop.texi: Likewise.
1443 * doc/makefile.texi: Likewise.
1444 * doc/md.texi: Likewise.
1445 * doc/passes.texi: Likewise.
1446 * doc/tm.texi: Likewise.
1447 * doc/tree-ssa.texi: Likewise.
1448 * doc/trouble.texi: Likewise.
1450 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1451 Nathan Sidwell <nathan@codesourcery.com>
1452 Maxim Kuvyrkov <maxim@codesourcery.com>
1453 Richard Sandiford <rdsandiford@googlemail.com>
1455 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1456 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1457 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1459 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1460 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1461 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1463 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1464 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1465 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1466 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1467 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1468 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1469 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1470 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1471 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1472 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1473 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1474 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1475 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1476 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1477 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1478 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1479 (mips_builtins): Add Loongson builtins.
1480 (mips_loongson_2ef_bdesc): New.
1481 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1482 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1483 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1484 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1486 (mips_expand_vector_init): New.
1487 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1488 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1490 * config/mips/mips.md: Add unspec numbers for Loongson
1491 builtins. Include loongson.md.
1492 (MOVE64): Include Loongson vector modes.
1493 (SPLITF): Include Loongson vector modes.
1494 (HALFMODE): Handle Loongson vector modes.
1495 * config/mips/loongson.md: New.
1496 * config/mips/loongson.h: New.
1497 * config.gcc: Add loongson.h header for mips*-*-* targets.
1498 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1500 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1502 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1503 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1504 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1505 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1506 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1507 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1508 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1509 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1510 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1511 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1512 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1513 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1514 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1515 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1516 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1517 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1518 Remove use_fixproto=yes.
1519 (ia64*-*-hpux*): Remove comment about using fixproto.
1520 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1522 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1524 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1526 * configure: Regenerate.
1528 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1531 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1532 before evaluating it.
1534 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1537 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1538 nested inline functions.
1539 (start_decl, start_function): Don't invert DECL_EXTERNAL
1540 for nested inline functions.
1542 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1544 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1545 splits that must be made for correctness.
1547 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1549 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1550 (AVAIL_NON_MIPS16): Likewise.
1551 (mips_builtin_description): Replace target_flags with a predicate.
1552 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1553 (dspr2_32): New availability predicates.
1554 (MIPS_BUILTIN): New macro.
1555 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1556 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1557 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1558 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1559 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1560 (mips_dsp_32only_bdesc): Merge into...
1561 (mips_builtins): ...this new array.
1562 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1563 (mips_init_builtins): Update after above changes.
1564 (mips_expand_builtin_1): Merge into...
1565 (mips_expand_builtin): ...here and update after above changes.
1567 2008-06-12 Paul Brook <paul@codesourcery.com>
1569 * longlong.h (__arm__): Define count_leading_zeros.
1570 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1571 (clzsi2, clzdi2): New functions.
1572 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1573 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1574 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1575 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1576 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1577 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1578 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1579 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1580 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1581 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1583 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1585 * config/m68k/m68k.c (m68k_tune_flags): New.
1586 (override_options): Compute m68k_tune_flags.
1587 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1588 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1590 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1593 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1595 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1597 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1598 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1600 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1602 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1603 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1605 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1608 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1611 2008-06-12 Richard Guenther <rguenther@suse.de>
1613 PR tree-optimization/36345
1614 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1615 add memory_tag_needed flag.
1616 (may_alias_p): Declare.
1617 * tree-ssa-alias.c (may_alias_p): Export.
1618 (set_initial_properties): Use memory_tag_needed flag.
1619 (update_reference_counts): Likewise.
1620 (reset_alias_info): Reset memory_tag_needed flag.
1621 (create_name_tags): Check memory_tag_needed flag.
1622 (dump_points_to_info_for): Dump it.
1623 * tree-ssa-structalias.c (struct variable_info): Remove
1624 directly_dereferenced flag.
1625 (new_var_info): Do not initialize it.
1626 (process_constraint_1): Do not set it.
1627 (update_alias_info): Set is_dereferenced flag.
1628 (set_uids_in_ptset): Use may_alias_p.
1629 (set_used_smts): Check memory_tag_needed flag.
1630 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1631 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1632 memory_tag_needed flag.
1633 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1636 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1638 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1639 red zone for w64 abi.
1640 (ix86_expand_prologue): Likewise.
1641 (ix86_force_to_memory): Likewise.
1642 (ix86_free_from_memory): Likewise.
1644 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1647 * config/rs6000/rs6000.c (rs6000_override_options): Set
1648 rs6000_isel conditionally to the absence of comand line override.
1649 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1650 Remove duplicate rs6000_isel setting.
1651 * config/rs6000/eabispe.h: Ditto.
1653 2008-06-11 Richard Guenther <rguenther@suse.de>
1655 * alias.c (get_alias_set): Use the element alias-set for arrays.
1656 (record_component_aliases): For arrays and vectors do nothing.
1657 * c-common.c (strict_aliasing_warning): Handle the cases
1658 of alias set zero explicitly.
1659 * Makefile.in (dfp.o-warn): Add -Wno-error.
1661 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1663 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1665 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1666 tune_32 tune_64 to supported_defaults. Allow values not
1667 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1668 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1669 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1670 with_cpu_64 to generic for 64-bit-supporting configurations, not
1671 with_cpu. Remove FIXMEs.
1672 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1673 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1674 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1675 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1676 arch_32 and arch_64.
1678 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1679 Olivier Hainque <hainque@adacore.com>
1681 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1682 Use DECL_SIZE_UNIT to retrieve the size of the field.
1684 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1686 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1687 with function calls after declarations. Lay out
1688 neon_float_type_node before further use.
1690 2008-06-11 Richard Guenther <rguenther@suse.de>
1692 * tree-flow.h (may_point_to_global_var): Declare.
1693 * tree-ssa-alias.c (may_point_to_global_var): New function.
1694 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1696 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1698 * configure.ac: Teach that fido supports .debug_line.
1699 * configure: Regenerate.
1701 2008-06-10 Tom Tromey <tromey@redhat.com>
1703 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1706 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1708 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1709 (encode_decimal64, decode_decimal64, encode_decimal128,
1710 decode_decimal128): Reverse order of 32-bit parts of value if host
1711 and target endianness differ.
1713 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1715 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1716 Avoid division by 0.
1717 (tree_mod_pow2_value_transform): Likewise.
1718 (tree_ic_transform): Likewise.
1719 (tree_stringops_transform): Likewise.
1720 (tree_mod_subtract_transform): Likewise.
1721 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1722 (copy_edges_for_bb): Likewise.
1723 (initialize_cfun): Likewise.
1725 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1727 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1728 nonmemory_operand. Add "N" operand constraint.
1730 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1731 (*jcc_btsi_mask): Ditto.
1732 (*jcc_btsi_mask_1): Ditto.
1734 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1736 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1737 TYPE_CANONICAL for copied element type.
1739 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1742 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1743 Add m_CORE2 and m_GENERIC.
1744 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1745 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1747 (*jcc_btdi_rex64): New instruction and split pattern.
1749 (*jcc_btsi_1): Ditto.
1750 (*btsq): Fix Intel asm dialect operand order.
1754 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1757 * simplify-rtx.c (simplify_subreg): Add check for shift count
1760 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1762 * doc/md.texi: Synchronize with later constraints.md change.
1763 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1764 with a C implementation.
1765 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1767 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1768 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1769 when moving to and from MD_REGNUM.
1770 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1771 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1772 Handle byte and halfword moves.
1773 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1775 * config/mips/constraints.md (h): Turn into NO_REGS.
1776 (l, x): Update documentation.
1777 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1778 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1779 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1780 (HILO): New mode iterator.
1782 (any_div): New code iterator.
1783 (u): Extend code attribute to div and udiv.
1784 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1785 d_operand in the splitters. Remove redundant CONST_INT checks.
1786 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1787 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1788 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1789 accordingly, using normal moves instead of unspecs to move LO into
1790 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1791 (<u>mulsidi3): Handle expansion in C code.
1792 (<u>mulsidi3_32bit_internal): Rename to...
1793 (<u>mulsidi3_32bit): ...this.
1794 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1795 (*<u>mulsidi3_64bit): Rename to...
1796 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1797 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1798 to set LO and HI to the multiplication result. Use a normal move
1799 for MFLO and an unspec for MFHI.
1800 (*<u>mulsidi3_64bit_parts): Replace with...
1801 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1802 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1803 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1804 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1805 instead of HI. Split the instruction into a separate multiplication
1806 and MFHI if !TARGET_FIX_R4000.
1807 (<su>muldi3_highpart): Likewise.
1808 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1809 and the "=h" clobber.
1810 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1811 (<u>mulditi3): New expander.
1812 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1813 (madsi): Remove "=h" clobber.
1814 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1815 Force the modulus result to be a GPR and split the instruction into
1816 a division followed by an MFHI after reload.
1817 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1818 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1819 the MIPS16 HIGH define_split.
1820 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1821 of acc<->gpr moves to "multi".
1822 (*movdi_64bit): Replace the single "x" alternative with
1823 alternatives for moving into and out of "a".
1824 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1825 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1826 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1827 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1828 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1829 (movti): New expander.
1830 (*movti, *movti_mips16): New insns.
1831 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1832 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1833 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1834 * config/mips/predicates.md (fpr_operand): Delete.
1835 (d_operand): New predicate.
1837 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1839 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1840 failure on some Bourne shells.
1841 (x86_64-*-*): Ditto.
1843 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1845 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1847 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1849 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1850 (sparc-sun-solaris2*): Likewise.
1852 2008-06-09 Arnaud Charlet <charlet@adacore.com
1854 * doc/install.texi: Update requirements to build the Ada compiler.
1856 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1858 * df-scan.c (struct df_scan_problem_data): Remove the
1859 mw_link_pool alloc pool.
1860 (df_scan_free_internal): Don't free it.
1861 (df_scan_alloc): Don't allocate it.
1862 * df.h (struct df_link): Update comment.
1864 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1866 * except.h: Correct checks for when SJLJ exceptions must be used.
1868 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1870 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1873 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1875 PR tree-optimization/36218
1876 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1877 configure for the build system.
1878 (BUILD_LDFLAGS): Define.
1879 * configure: Regenerate.
1880 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1882 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1885 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1886 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1887 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1889 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1891 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1893 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1895 * config.gcc (Obsolete configurations): Remove list of
1897 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1898 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1899 targets matched by those patterns.
1900 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1901 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1902 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1903 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1904 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1905 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1906 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1907 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1908 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1909 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1910 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1911 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1912 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1913 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1914 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1915 Make code for Solaris 7 and greater unconditional for Solaris.
1916 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1917 Remove --with-* handling.
1918 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1919 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1920 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1921 LINK_OS_WINDISS_SPEC): Remove.
1922 * config/rs6000/sysv4.opt (mwindiss): Remove.
1923 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1924 * configure: Regenerate.
1925 * doc/cpp.texi: Don't mention BeOS.
1926 * doc/extend.texi (interrupt): Don't mention MS1.
1927 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1928 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1929 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1930 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1931 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1933 * doc/invoke.texi (MT Options): Remove.
1934 (-mwindiss): Remove.
1935 (CRIS Options): Remove cris-axis-aout references.
1936 (HPPA Options): Don't mention hppa1.1-*-pro.
1937 * doc/md.texi: (MorphoTech family): Remove.
1938 * libgcc2.c: Don't handle UWIN.
1939 * config/alpha/t-unicosmk: Remove.
1940 * config/alpha/unicosmk.h: Remove.
1941 * config/arm/kaos-arm.h: Remove.
1942 * config/arm/kaos-strongarm.h: Remove.
1943 * config/arm/strongarm-coff.h: Remove.
1944 * config/arm/strongarm-elf.h: Remove.
1945 * config/arm/strongarm-pe.h: Remove.
1946 * config/arm/t-strongarm-pe: Remove.
1947 * config/arm/t-xscale-coff: Remove.
1948 * config/arm/t-xscale-elf: Remove.
1949 * config/arm/xscale-coff.h: Remove.
1950 * config/arm/xscale-elf.h: Remove.
1951 * config/chorus.h: Remove.
1952 * config/cris/aout.h: Remove.
1953 * config/cris/aout.opt: Remove.
1954 * config/cris/t-aout: Remove.
1955 * config/i386/beos-elf.h: Remove.
1956 * config/i386/kaos-i386.h: Remove.
1957 * config/i386/ptx4-i.h: Remove.
1958 * config/i386/sco5.h: Remove.
1959 * config/i386/sco5.opt: Remove.
1960 * config/i386/sysv4-cpp.h: Remove.
1961 * config/i386/sysv5.h: Remove.
1962 * config/i386/t-beos: Remove.
1963 * config/i386/t-sco5: Remove.
1964 * config/i386/t-uwin: Remove.
1965 * config/i386/uwin.asm: Remove.
1966 * config/i386/uwin.h: Remove.
1967 * config/kaos.h: Remove.
1968 * config/mips/windiss.h: Remove.
1969 * config/mt: Remove directory.
1970 * config/pa/pa-osf.h: Remove.
1971 * config/pa/pa-pro-end.h: Remove.
1972 * config/pa/t-pro: Remove.
1973 * config/ptx4.h: Remove.
1974 * config/rs6000/beos.h: Remove.
1975 * config/rs6000/kaos-ppc.h: Remove.
1976 * config/rs6000/t-beos: Remove.
1977 * config/rs6000/windiss.h: Remove.
1978 * config/sh/kaos-sh.h: Remove.
1979 * config/sol2-6.h: Remove.
1980 * config/sparc/sol26-sld.h: Remove.
1981 * config/sparc/sysv4-only.h: Remove.
1982 * config/vax/bsd.h: Remove.
1983 * config/vax/t-memfuncs: Remove.
1984 * config/vax/ultrix.h: Remove.
1985 * config/vax/vaxv.h: Remove.
1986 * config/windiss.h: Remove.
1988 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
1990 PR rtl-optimization/36438
1991 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
1992 for vector shifts with constant scalar shift operands.
1994 2008-06-06 Sandip Matte <sandip@rmicorp.com>
1996 * doc/invoke.texi: Document -march=xlr.
1997 * config/mips/xlr.md: New file.
1998 * config/mips/mips.md: Include it.
2000 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2001 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2002 (mips_rtx_cost_data): Likewise.
2004 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2006 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2007 PRE_INC and PRE_DEC cases.
2009 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2011 PR rtl-optimization/36419
2012 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2013 the emitting jump insn.
2016 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2017 is not bool, boolify the whole *expr_p and convert to the desired type.
2019 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2021 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2022 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2023 Add omp_private_outer_ref hook, add another argument to
2024 omp_clause_default_ctor hook.
2025 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2026 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2027 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2028 hook_tree_tree_tree_tree_null.
2029 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2030 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2031 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2032 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2033 * tree.def (OMP_TASK): New tree code.
2034 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2035 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2036 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2037 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2038 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2039 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2040 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2041 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2042 (OMP_DIRECTIVE_P): Add OMP_TASK.
2043 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2044 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2045 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2046 and OMP_CLAUSE_UNTIED entries.
2047 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2049 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2050 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2051 * tree-pretty-print.c (dump_omp_clause): Handle
2052 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2053 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2054 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2055 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2056 warning about unsigned iterators. Change decl/init/cond/incr
2057 arguments to TREE_VECs, check arguments for all collapsed loops.
2058 (c_finish_omp_taskwait): New function.
2059 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2061 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2062 default_function_array_conversion on init. Add par_clauses argument.
2063 If decl is present in parallel's lastprivate clause, change it to
2064 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2065 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2066 collapse count in clauses.
2067 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2068 c_parser_omp_for_loop callers.
2069 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2070 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2071 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2072 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2074 (c_parser_omp_clause_schedule): Handle schedule(auto).
2075 Include correct location in the error message.
2076 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2077 and PRAGMA_OMP_CLAUSE_UNTIED.
2078 (OMP_TASK_CLAUSE_MASK): Define.
2079 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2080 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2081 * tree-nested.c (convert_nonlocal_omp_clauses,
2082 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2083 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2084 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2085 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2087 (conver_nonlocal_reference, convert_local_reference,
2088 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2089 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2090 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2091 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2092 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2093 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2094 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2095 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2096 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2098 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2099 * c-common.h (c_finish_omp_taskwait): New prototype.
2100 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2101 * tree-parloops.c (create_parallel_loop): Create 1 entry
2102 vectors for OMP_FOR_{INIT,COND,INCR}.
2103 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2104 (make_edges): Handle OMP_TASK.
2105 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2106 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2107 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2108 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2109 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2110 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2111 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2112 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2113 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2114 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2115 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2116 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2117 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2118 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2119 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2120 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2121 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2122 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2123 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2124 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2125 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2126 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2127 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2128 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2129 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2130 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2131 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2132 original iterator is present in lastprivate clause or if
2133 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2134 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2135 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2136 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2137 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2138 if it is set, lookup var in outer contexts too. Handle
2139 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2140 to be implicitly determined firstprivate for task regions.
2141 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2142 if it is set, lookup var in outer contexts too. Set
2143 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2144 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2145 OMP_CLAUSE_UNTIED. Take region_type as last argument
2146 instead of in_parallel and in_combined_parallel.
2147 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2149 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2150 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2151 (new_omp_context): Set default_kind to
2152 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2153 (omp_region_type): New enum.
2154 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2155 fields, add region_type.
2156 (new_omp_context): Take region_type as argument instead of is_parallel
2157 and is_combined_parallel.
2158 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2159 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2160 ctx->is_combined_parallel checks.
2161 (gimplify_omp_task): New function.
2162 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2164 * omp-low.c (extract_omp_for_data): Use schedule(static)
2165 for schedule(auto). Handle pointer and unsigned iterators.
2166 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2167 Add loops argument. Extract data for collapsed OMP_FOR loops.
2168 (expand_parallel_call): Assert sched_kind isn't auto,
2169 map runtime schedule to index 3.
2170 (struct omp_for_data_loop): New type.
2171 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2172 Add loop, loops, collapse and iter_type fields.
2173 (workshare_safe_to_combine_p): Disallow combined for if
2174 iter_type is unsigned long long. Don't combine collapse > 1 loops
2175 unless all bounds and steps are constant. Adjust extract_omp_for_data
2177 (expand_omp_for_generic): Handle pointer, unsigned and long long
2178 iterators. Handle collapsed OMP_FOR loops. Adjust
2179 for struct omp_for_data changes. If libgomp function doesn't return
2180 boolean_type_node, add comparison of the return value with 0.
2181 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2182 pointer, unsigned and long long iterators. Adjust for struct
2183 omp_for_data changes.
2184 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2185 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2186 unsigned long long. Allocate loops array, pass it to
2187 extract_omp_for_data. For collapse > 1 loops use always
2188 expand_omp_for_generic.
2189 (omp_context): Add sfield_map and srecord_type fields.
2190 (is_task_ctx, lookup_sfield): New functions.
2191 (use_pointer_for_field): Use is_task_ctx helper. Change first
2192 argument's type from const_tree to tree. Clarify comment.
2193 In OMP_TASK disallow copy-in/out sharing.
2194 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2195 (install_var_field): Add mask argument. Populate both record_type
2196 and srecord_type if needed.
2197 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2199 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2200 and DECL_FIELD_OFFSET.
2201 (scan_sharing_clauses): Adjust install_var_field callers. For
2202 firstprivate clauses on explicit tasks allocate the var by value in
2203 record_type unconditionally, rather than by reference.
2204 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2205 Use is_taskreg_ctx instead of is_parallel_ctx.
2206 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2207 (create_omp_child_function_name): Add task_copy argument, use
2208 *_omp_cpyfn* names if it is true.
2209 (create_omp_child_function): Add task_copy argument, if true create
2210 *_omp_cpyfn* helper function.
2211 (scan_omp_parallel): Adjust create_omp_child_function callers.
2212 Rename parallel_nesting_level to taskreg_nesting_level.
2213 (scan_omp_task): New function.
2214 (lower_rec_input_clauses): Don't run constructors for firstprivate
2215 explicit task vars which are initialized by *_omp_cpyfn*.
2216 Pass outer var ref to omp_clause_default_ctor hook if
2217 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2218 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2219 OMP_CLAUSE_REDUCTION_INIT.
2220 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2221 avoid duplicate setting of fields. Handle
2222 OMP_CLAUSE_PRIVATE_OUTER_REF.
2223 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2224 copy-out if TREE_READONLY, only copy-in.
2225 (expand_task_copyfn): New function.
2226 (expand_task_call): New function.
2227 (struct omp_taskcopy_context): New type.
2228 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2230 (lower_omp_parallel): Rename to...
2231 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2232 Call create_task_copyfn if srecord_type is needed. Adjust
2234 (task_shared_vars): New variable.
2235 (check_omp_nesting_restrictions): Warn if work-sharing,
2236 barrier, master or ordered region is closely nested inside OMP_TASK.
2237 Add warnings for barrier if closely nested inside of work-sharing,
2238 ordered, or master region.
2239 (scan_omp_1): Call check_omp_nesting_restrictions even for
2240 GOMP_barrier calls. Rename parallel_nesting_level to
2241 taskreg_nesting_level. Handle OMP_TASK.
2242 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2243 work-sharing construct, continue looking for them on parent parallel
2245 (lower_omp_for_lastprivate): Add lastprivate clauses
2246 to the beginning of dlist rather than end. Adjust for struct
2247 omp_for_data changes.
2248 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2249 not after it. Handle collapsed OMP_FOR loops, adjust for
2250 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2251 (get_ws_args_for): Adjust extract_omp_for_data caller.
2252 (scan_omp_for): Handle collapsed OMP_FOR
2253 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2254 (lower_omp_single_simple): If libgomp function doesn't return
2255 boolean_type_node, add comparison of the return value with 0.
2256 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2257 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2258 (parallel_nesting_level): Rename to...
2259 (taskreg_nesting_level): ... this.
2260 (is_taskreg_ctx): New function.
2261 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2263 (execute_lower_omp): Rename parallel_nesting_level to
2264 taskreg_nesting_level.
2265 (expand_omp_parallel): Rename to...
2266 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2267 Call omp_task_call for OMP_TASK regions.
2268 (expand_omp): Adjust caller, handle OMP_TASK.
2269 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2271 * bitmap.c (bitmap_default_obstack_depth): New variable.
2272 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2273 if argument is NULL and bitmap_default_obstack is already initialized.
2274 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2276 * matrix-reorg.c (matrix_reorg): Likewise.
2278 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2280 * config/i386/i386.md (*indirect_jump): Macroize using P
2281 mode iterator. Remove !TARGET_64BIT from insn constraints.
2282 (*tablejump_1): Ditto.
2283 (*indirect_jump_rex64): Remove insn pattern.
2284 (*tablejump_1_rex64): Ditto.
2285 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2286 and eh_return_si insn patterns.
2288 2008-06-06 Richard Guenther <rguenther@suse.de>
2290 * tree-ssa-structalias.c (merge_smts_into): Remove.
2291 (find_what_p_points_to): Do not bother to compute the
2292 points-to set for pt_anything pointers.
2293 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2294 for pt_anything pointers is ok.
2296 2008-06-06 Jan Hubicka <jh@suse.cz>
2298 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2300 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2302 * cgraph.c: Fix typos in comments.
2303 (cgraph_availability_names): Fix string typo.
2304 * fold-const.c: Fix typos in comments.
2305 (fold_binary): Fix typo in warning.
2306 * genautomata.c: Fix typos in comments.
2307 (check_presence_pattern_sets): Fix typo in local variable.
2308 (output_description): Fix typo in output.
2309 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2310 * hwint.h: Likewise.
2311 * matrix-reorg.c (check_allocation_function): Likewise.
2312 * omega.c (smooth_weird_equations): Likewise.
2313 * auto-inc-dec.c: Fix typos in comments.
2314 * bb-reorder.c: Likewise.
2315 * builtins.c: Likewise.
2316 * c-common.c: Likewise.
2317 * c-cppbuiltin.c: Likewise.
2318 * c-parser.c: Likewise.
2319 * c-pretty-print.c: Likewise.
2320 * cfgcleanup.c: Likewise.
2321 * cfgexpand.c: Likewise.
2322 * cfghooks.c: Likewise.
2323 * cfglayout.c: Likewise.
2324 * cfgloopmanip.c: Likewise.
2325 * cgraphunit.c: Likewise.
2326 * coverage.c: Likewise.
2327 * dbxout.c: Likewise.
2328 * df-byte-scan.c: Likewise.
2329 * df-core.c: Likewise.
2330 * df-problems.c: Likewise.
2331 * df-scan.c: Likewise.
2333 * dominance.c: Likewise.
2334 * domwalk.c: Likewise.
2336 * dwarf2out.c: Likewise.
2337 * emit-rtl.c: Likewise.
2338 * et-forest.c: Likewise.
2339 * function.c: Likewise.
2340 * function.h: Likewise.
2342 * gcov-io.c: Likewise.
2345 * genattrtab.c: Likewise.
2346 * ggc-page.c: Likewise.
2347 * gimplify.c: Likewise.
2348 * gthr-lynx.h: Likewise.
2349 * haifa-sched.c: Likewise.
2350 * ipa-cp.c: Likewise.
2351 * ipa-inline.c: Likewise.
2352 * ipa-prop.h: Likewise.
2353 * ipa-pure-const.c: Likewise.
2354 * ipa-struct-reorg.c: Likewise.
2355 * ipa-struct-reorg.h: Likewise.
2356 * ipa-type-escape.c: Likewise.
2358 * loop-doloop.c: Likewise.
2359 * mips-tfile.c: Likewise.
2360 * mkmap-flat.awk: Likewise.
2361 * mkmap-symver.awk: Likewise.
2362 * modulo-sched.c: Likewise.
2363 * omp-low.c: Likewise.
2364 * optabs.c: Likewise.
2365 * optabs.h: Likewise.
2367 * passes.c: Likewise.
2368 * postreload-gcse.c: Likewise.
2369 * postreload.c: Likewise.
2370 * predict.c: Likewise.
2371 * pretty-print.h: Likewise.
2372 * profile.c: Likewise.
2373 * protoize.c: Likewise.
2374 * ra-conflict.c: Likewise.
2376 * recog.c: Likewise.
2377 * regclass.c: Likewise.
2379 * reload.c: Likewise.
2380 * rtl-error.c: Likewise.
2381 * rtlanal.c: Likewise.
2383 * sched-rgn.c: Likewise.
2386 * target.h: Likewise.
2387 * tree-dfa.c: Likewise.
2388 * tree-eh.c: Likewise.
2389 * tree-flow-inline.h: Likewise.
2390 * tree-inline.c: Likewise.
2391 * tree-into-ssa.c: Likewise.
2392 * tree-loop-distribution.c: Likewise.
2393 * tree-nested.c: Likewise.
2394 * tree-parloops.c: Likewise.
2395 * tree-pass.h: Likewise.
2396 * tree-pretty-print.c: Likewise.
2397 * tree-profile.c: Likewise.
2398 * tree-scalar-evolution.c: Likewise.
2399 * tree-sra.c: Likewise.
2400 * tree-ssa-alias-warnings.c: Likewise.
2401 * tree-ssa-ccp.c: Likewise.
2402 * tree-ssa-coalesce.c: Likewise.
2403 * tree-ssa-dom.c: Likewise.
2404 * tree-ssa-dse.c: Likewise.
2405 * tree-ssa-forwprop.c: Likewise.
2406 * tree-ssa-live.c: Likewise.
2407 * tree-ssa-live.h: Likewise.
2408 * tree-ssa-loop-im.c: Likewise.
2409 * tree-ssa-loop-ivopts.c: Likewise.
2410 * tree-ssa-loop-niter.c: Likewise.
2411 * tree-ssa-loop-prefetch.c: Likewise.
2412 * tree-ssa-phiopt.c: Likewise.
2413 * tree-ssa-phiprop.c: Likewise.
2414 * tree-ssa-sccvn.c: Likewise.
2415 * tree-ssa-ter.c: Likewise.
2416 * tree-ssa-threadupdate.c: Likewise.
2417 * tree-ssa.c: Likewise.
2418 * tree-vect-analyze.c: Likewise.
2419 * tree-vect-transform.c: Likewise.
2420 * tree-vectorizer.c: Likewise.
2421 * tree-vn.c: Likewise.
2422 * tree-vrp.c: Likewise.
2424 * tree.def: Likewise.
2426 * unwind-dw2-fde.c: Likewise.
2427 * unwind.inc: Likewise.
2428 * value-prof.c: Likewise.
2429 * vmsdbgout.c: Likewise.
2431 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2433 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2434 always place FP constants in the TOC for TARGET_POWERPC64.
2435 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2437 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2439 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2440 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2441 enable for TARGET_E500_DOUBLE.
2442 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2443 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2444 floating-point modes like integer modes for E500 double.
2445 (rs6000_legitimate_offset_address_p): Likewise.
2446 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2447 addressing for DDmode for E500 double.
2448 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2449 modes as using 64-bits of registers for E500 double.
2450 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2451 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2452 specially for E500 double.
2453 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2454 TDmode for E500 double.
2455 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2456 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2457 (rs6000_split_multireg_move): Do not handle TDmode specially for
2459 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2460 using 64-bit registers for E500 double.
2461 (emit_frame_save): Do not handle DDmode specially for E500 double.
2462 (gen_frame_mem_offset): Likewise.
2463 (rs6000_function_value): Do not call spe_build_register_parallel
2464 for DDmode or TDmode.
2465 (rs6000_libcall_value): Likewise.
2466 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2467 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2470 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2472 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2475 2008-06-04 Junjie Gu <jgu@tensilica.com>
2477 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2478 comparison for frame pointers.
2480 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2483 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2485 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2488 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2489 register is already smaller or equal to required mode.
2491 2008-06-04 Xinliang David Li <davidxl@google.com>
2493 * tree-call-cdce.c: New file.
2494 (cond_dead_built_in_calls): New static variable.
2495 (input_domain): New struct.
2496 (check_pow): New function.
2497 (check_builtin_call): Ditto.
2498 (check_target_format): Ditto.
2499 (is_call_dce_candidate): Ditto.
2500 (gen_one_condition): Ditto.
2501 (gen_conditions_for_domain): Ditto.
2502 (get_domain): Ditto.
2503 (gen_conditions_for_pow_cst_base): Ditto.
2504 (gen_conditions_for_pow_int_base): Ditto.
2505 (gen_conditions_for_pow): Ditto.
2506 (get_no_error_domain): Ditto.
2507 (gen_shrink_wrap_conditions): Ditto.
2508 (shrink_wrap_one_built_in_call): Ditto.
2509 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2510 (tree_call_cdce): Ditto.
2511 (gate_call_cdce): Ditto.
2512 (pass_call_cdce): New gimple pass.
2513 * passes.c: (init_optimization_passes): New pass.
2514 * tree-pass.h: New pass declaration.
2515 * opts.c (decode_options): New flag setting.
2516 * common.opt: Add -ftree-builtin-call-dce flag.
2517 * Makefile.in: Add new source file.
2518 * tempvar.def: New tv_id.
2519 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2521 2008-06-04 Richard Guenther <rguenther@suse.de>
2523 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2524 (is_call_clobbered): Always check var_ann->call_clobbered.
2525 (mark_call_clobbered): Always set var_ann->call_clobbered.
2526 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2527 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2528 (reset_alias_info): Clear call clobbering info on MTAGs and
2530 (set_pt_anything): Set pt_global_mem.
2531 (create_tag_raw): Adjust comment.
2532 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2534 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2535 Maxim Kuvyrkov <maxim@codesourcery.com>
2537 * config/m68k/m68k.opt (mxgot): New option.
2538 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2539 (m68k_output_addr_const_extra): New.
2540 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2541 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2542 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2543 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2545 2008-06-04 Richard Guenther <rguenther@suse.de>
2547 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2548 negative or non-representable offsets.
2550 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2552 * config/i386/i386.c (ix86_gen_leave): New.
2553 (ix86_gen_pop1): Likewise.
2554 (ix86_gen_add3): Likewise.
2555 (ix86_gen_sub3): Likewise.
2556 (ix86_gen_sub3_carry): Likewise.
2557 (ix86_gen_one_cmpl2): Likewise.
2558 (ix86_gen_monitor): Likewise.
2559 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2560 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2561 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2562 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2563 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2564 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2565 (ix86_expand_epilogue): Updated.
2566 (print_operand): Handle integer register operand for 'z'.
2567 (ix86_expand_strlensi_unroll_1): Likewise.
2568 (ix86_expand_strlen): Likewise.
2569 (ix86_expand_builtin): Likewise.
2570 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2571 mov{q}/mov{l} and add{q}/add{l}.
2573 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2575 * config/i386/i386.md (P): New mode iterator.
2576 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2577 using P mode iterator.
2578 (DFmode push_operand splitter): Ditto.
2579 (XFmode push_operand splitter): Ditto.
2580 (DFmode float_extend SFmode push_operand splitter): Ditto.
2581 (XFmode float_extend SFmode push_operand splitter): Do not generate
2582 SImode pushes for 64bit target. Macroize Dimode and SImode
2583 pushes using P mode iterator.
2584 (XFmode float_extend DFmode push_operand splitter): Ditto.
2586 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2588 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2589 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2590 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2592 (ix86_call_abi_override): Remove check for call_used_regs.
2594 2008-06-03 Richard Guenther <rguenther@suse.de>
2596 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2597 for the lhs of calls if the return type contains pointers.
2599 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2601 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2602 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2603 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2604 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2605 of cfun and DEFAULT_ABI to deceide abi mode.
2607 (REG_PARM_STACK_SPACE): Removed.
2608 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2609 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2610 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2611 (ix86_function_abi): Likewise.
2612 (ix86_function_type_abi): Likewise.
2613 (ix86_call_abi_override): Likewise.
2614 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2615 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2616 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2617 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2619 (X86_64_REGPARM_MAX): New.
2620 (X86_64_SSE_REGPARM_MAX): New.
2621 (X64_REGPARM_MAX): New.
2622 (X64_SSE_REGPARM_MAX): New.
2623 (X86_32_REGPARM_MAX): New.
2624 (X86_32_SSE_REGPARM_MAX): New.
2625 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2626 (ix86_function_regparm): Handle user calling abi.
2627 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2628 by DEFAULT_ABI versus SYSV_ABI check.
2629 (ix86_reg_parm_stack_space): New.
2630 (ix86_function_type_abi): New.
2631 (ix86_call_abi_override): New.
2632 (ix86_function_abi): New.
2633 (ix86_cfun_abi): New.
2634 (init_cumulative_args): Call abi specific initialization.
2635 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2636 (function_arg_64): Extend SSE_REGPARM_MAX check.
2637 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2638 (ix86_pass_by_reference): Likewise.
2639 (ix86_function_value_regno_p): Likewise.
2640 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2641 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2642 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2643 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2644 (setup_incoming_varargs_64): Adjust regparm for call abi.
2645 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2646 (ix86_va_start): Likewise.
2647 (ix86_gimplify_va_arg): Likewise.
2648 (ix86_expand_prologue): Likewise.
2649 (output_pic_addr_const): Likewise.
2650 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2651 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2652 (x86_output_mi_thunk): Likewise.
2653 (x86_function_profiler): Likewise.
2654 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2655 (SYSV_ABI, MS_ABI): New constants.
2657 (init_regs): Add prototype of function in regclass.c file.
2658 (OVERRIDE_ABI_FORMAT): New.
2659 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2660 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2661 (OUTGOING_REG_PARM_STACK_SPACE): New.
2662 (ix86_reg_parm_stack_space): New prototype.
2663 (CUMULATIVE_ARGS): Add call_abi member.
2664 (machine_function): Add call_abi member.
2665 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2666 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2668 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2671 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2672 (avr_builtin_setjmp_frame_value): New function.
2673 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2674 (nonlocal_goto): Define.
2676 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2678 * config/mips/mips.c (mips_emit_loadgp): Return early if
2679 there is nothing do to, otherwise emit a blockage if
2680 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2681 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2683 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2685 * configure.ac: Drop unneeded backslash ending up in config.in.
2686 * acinclude.m4: Likewise.
2687 * config.in: Regenerate.
2689 2008-05-26 Jan Hubicka <jh@suse.cz>
2691 * predict.c (maybe_hot_frequency_p): Break out of...
2692 (maybe_hot_bb_p): ... here.
2693 (maybe_hot_edge_p): New.
2694 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2695 * basic-block.h (maybe_hot_edge_p): Declare.
2697 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2699 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2700 (*cmpfp_<mode>_cc): Ditto.
2701 (*fp_jcc_8<mode>_387): Ditto.
2702 (*fop_<MODEF:mode>_2_i387): Ditto.
2703 (*fop_<MODEF:mode>_3_i387): Ditto.
2704 (*fop_xf_2_i387): Ditto.
2705 (*fop_xf_3_i387): Ditto.
2707 2008-06-02 Tomas Bily <tbily@suse.cz>
2709 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2711 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2713 * config/mips/mips.c (mips_valid_offset_p): New function.
2714 (mips_valid_lo_sum_p): Likewise.
2715 (mips_classify_address): Use them.
2716 (mips_force_address): New function.
2717 (mips_legitimize_address): Use it.
2718 * config/mips/mips.md (MOVE128): New mode iterator.
2719 (movtf): Require TARGET_64BIT. Remove empty strings.
2720 (*movtf_internal): Rename to...
2721 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2722 of "R" and use {,fp}{load,store} attributes instead of "multi".
2723 Use a separate define_split.
2724 (*movtf_mips16): New pattern.
2726 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2728 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2729 * config/mips/mips.c (mips_expand_before_return): New function.
2730 (mips_expand_epilogue): Call it.
2731 * config/mips/mips.md (return): Turn into a define_expand.
2732 (*return): New insn.
2734 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2736 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2737 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2738 functions. Do not emit uses and clobbers of CONCATs; individually
2739 use and clobber their operands.
2740 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2741 gen_clobber, emit_use and gen_use.
2742 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2743 (expand_builtin_return): Likewise.
2744 * cfgbuild.c (count_basic_blocks): Likewise.
2745 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2746 * explow.c (emit_stack_restore): Likewise.
2747 * expmed.c (extract_bit_field_1): Likewise.
2748 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2749 (emit_move_multi_word, store_constructor): Likewise.
2750 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2751 (thread_prologue_and_epilogue_insns): Likewise.
2752 * lower-subreg.c (resolve_simple_move): Likewise.
2753 * optabs.c (widen_operand, expand_binop): Likewise.
2754 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2755 * reload.c (find_reloads): Likewise.
2756 * reload1.c (eliminate_regs_in_insn): Likewise.
2757 * stmt.c (expand_nl_goto_receiver): Likewise.
2758 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2759 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2760 * config/arm/arm.c (arm_load_pic_register): Likewise.
2761 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2762 * config/arm/arm.md (untyped_return): Likewise.
2763 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2764 * config/avr/avr.c (expand_prologue): Likewise.
2765 * config/bfin/bfin.c (do_unlink): Likewise.
2766 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2767 * config/cris/cris.c (cris_expand_prologue): Likewise.
2768 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2769 (machopic_legitimize_pic_address): Likewise.
2770 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2771 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2772 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2773 (ix86_expand_convert_uns_didf_sse): Likewise.
2774 (ix86_expand_vector_init_general): Likewise.
2775 * config/ia64/ia64.md (eh_epilogue): Likewise.
2776 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2777 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2778 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2779 (config/iq2000/iq2000.c): Likewise.
2780 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2781 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2782 (builtin_longjmp): Likewise.
2783 * config/mn10300/mn10300.md (call, call_value): Likewise.
2784 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2785 * config/pdp11/pdp11.md (abshi2): Likewise.
2786 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2787 * config/s390/s390.c (s390_emit_prologue): Likewise.
2788 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2789 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2790 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2791 * config/sh/sh.c (prepare_move_operands): Likewise.
2792 (output_stack_adjust, sh_expand_epilogue): Likewise.
2793 (sh_set_return_address, sh_expand_t_scc): Likewise.
2794 * config/sparc/sparc.c (load_pic_register): Likewise.
2795 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2796 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2797 * config/v850/v850.c (expand_epilogue): Likewise.
2799 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2801 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2802 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2803 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2804 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2805 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2806 stack pointer register.
2807 (output_movhi): Remove code for interrupt specific writing to the
2808 stack pointer register.
2810 2008-05-31 Richard Guenther <rguenther@suse.de>
2812 PR tree-optimization/34244
2813 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2814 (tree_expr_nonzero_warnv_p): Likewise.
2815 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2816 ssa_name_nonnegative_p.
2817 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2818 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2819 not tree_expr_nonzero_warnv_p.
2821 PR tree-optimization/36262
2823 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2825 PR tree-optimization/34244
2826 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2827 (record_numbers_of_iterations): New function.
2828 (execute_vrp): Cache the numbers of iterations of loops.
2829 * tree-scalar-evolution.c (scev_reset_except_niters):
2831 (scev_reset): Use scev_reset_except_niters.
2832 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2834 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2836 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2837 __WORKAROUND_RETS when appropriate.
2839 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2841 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2842 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2844 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2845 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2846 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2847 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2848 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2849 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2850 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2851 *fop_df_1_sse insn patterns using MODEF mode iterator.
2852 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2853 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2854 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2855 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2856 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2857 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2858 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2859 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2860 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2861 (*fop_xf_5_i387): Ditto.
2862 (*fop_xf_6_i387): Ditto.
2864 2008-05-30 Richard Guenther <rguenther@suse.de>
2866 * builtins.c (build_string_literal): Avoid generating
2867 a non-gimple_val result.
2869 2008-05-30 DJ Delorie <dj@redhat.com>
2871 * exec-tool.in: Use an environment variable (private) instead of a
2872 file (shared) as a semaphore, so as to not break parallel builds.
2874 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2876 * optabs.c (maybe_encapsulate_block): Remove.
2877 (emit_libcall_block): Adjust accordingly.
2878 * optabs.h (maybe_encapsulate_block): Remove prototype.
2880 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2881 Don't use maybe_encapsulate_block.
2883 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2885 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2886 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2887 rtx is a SYMBOL_REF before calling get_pool_constant.
2889 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2891 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2893 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2895 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2896 rather than OS names to choose INO_T_EQ definition.
2897 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2898 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2900 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2903 * config/darwin-f.c: New.
2904 * config/t-darwin: Added rule to build darwin-f.o.
2905 * config.gcc: Defined new variable, fortran_target_objs.
2906 (*-*-darwin*): Set fortran_target_objs.
2907 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2908 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2909 * configure: Regenerated.
2911 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2914 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2915 canonical type if needed.
2917 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2919 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2921 2008-05-29 Richard Guenther <rguenther@suse.de>
2923 PR tree-optimization/36343
2924 PR tree-optimization/36346
2925 PR tree-optimization/36347
2926 * tree-flow.h (clobber_what_p_points_to): Declare.
2927 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2928 pointed-to variable is dereferenced is irrelevant to whether
2929 the pointer can access the pointed-to variable.
2930 (clobber_what_p_points_to): New function.
2931 * tree-ssa-alias.c (set_initial_properties): Use it.
2932 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2933 call clobber check for NMTs.
2935 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2937 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2938 for printing gcov_type.
2940 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2942 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2943 and the eh region information.
2944 * value-prof.c (gimple_move_stmt_histograms): New function.
2945 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2947 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2949 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2951 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2953 * value-prof.c (tree_ic_transform): Print counts.
2954 * tree-profile.c (tree_gen_ic_func_profiler):
2955 Clear __gcov_indreict_call_callee variable to avoid misattribution
2958 2008-05-28 Rafael Espindola <espindola@google.com>
2960 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2963 2008-05-28 Richard Guenther <rguenther@suse.de>
2965 PR tree-optimization/36339
2966 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2967 and clobbering code out of the loop.
2969 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2971 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2974 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2975 s390_contiguous_bitmask_p, s390_symref_operand_p,
2976 s390_check_symref_alignment, s390_reload_larl_operand,
2977 s390_reload_symref_address): New functions.
2978 (s390_branch_condition_mnemonic): Support compare and branch
2980 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2981 and 'W' constraints.
2982 (s390_secondary_reload): Add secondary reloads for unaligned
2983 symbol refs or symbol refs to floating point or QI/TI mode
2985 (legitimate_address_p): Accept symbol references as addresses.
2986 (s390_expand_insv): Use rotate and insert selected bits
2987 instruction for insv when building for z10.
2988 (print_operand_address): Handle symbol ref addresses.
2989 (print_operand): Output modifier 'c' added for signed byte values.
2990 (s390_encode_section_info): Mark symbol refs with
2991 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
2993 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
2994 (length attribute): RRF, RRR have 4 byte length.
2995 (FPALL, INTALL): New mode iterators added.
2996 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
2997 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
2998 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
2999 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3000 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3001 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3002 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3003 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3005 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3006 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3007 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3008 reload<INTALL:mode><P:mode>_toreg_z10,
3009 reload<FPALL:mode><P:mode>_tomem_z10,
3010 reload<FPALL:mode><P:mode>_toreg_z10,
3011 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3012 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3013 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3014 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3016 (movmem, clrmem, cmpmem): New splitters added.
3018 * config/s390/predicates.md (larl_operand): Use
3019 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3020 SYMBOL_REF_ALIGN1_P.
3021 (s390_signed_integer_comparison,
3022 s390_unsigned_integer_comparison): New predicates.
3024 * config/s390/s390-protos.h (s390_check_symref_alignment,
3025 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3026 s390_reload_symref_address,
3027 s390_compare_and_branch_condition_mask): Prototypes added.
3029 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3030 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3031 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3033 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3035 * config/s390/s390.c (z10_cost): New cost function for z10.
3036 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3037 (s390_issue_rate): Adjust issue rate for z10.
3038 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3039 (processor_flags): Add PF_Z10.
3040 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3041 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3042 * gcc/config.gcc: Add z10.
3044 2008-05-28 Richard Guenther <rguenther@suse.de>
3046 PR tree-optimization/36291
3047 * tree-flow. h (struct gimple_df): Remove var_anns member.
3048 * tree-flow-inline.h (gimple_var_anns): Remove.
3049 (var_ann): Simplify.
3050 * tree-dfa.c (create_var_ann): Simplify.
3051 (remove_referenced_var): Clear alias info from var_anns of globals.
3052 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3053 (delete_tree_ssa): Clear alias info from var_anns of globals.
3054 Do not free var_anns.
3055 (var_ann_eq): Remove.
3056 (var_ann_hash): Likewise.
3058 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3060 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3061 and loongson2f entries.
3062 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3063 * config/mips/mips.h (processor_type): Add Loongson-2E
3064 and Loongson-2F entries.
3065 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3066 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3067 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3068 * doc/invoke.texi (MIPS Options): Document loongson2e
3069 and loongson2f processor names.
3071 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3075 * config/i386/i386.c (ix86_function_arg_boundary): Use
3076 alignment of canonical type.
3077 (ix86_expand_vector_move): Check unaligned memory access for
3080 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3082 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3083 Moved to the front of file.
3085 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3086 H.J. Lu <hongjiu.lu@intel.com>
3088 * dwarf2out.c (current_fde): New.
3090 (lookup_cfa:): Likewise.
3091 (dwarf2out_end_epilogue): Likewise.
3092 (dwarf2out_note_section_used): Likewise.
3094 2008-05-27 Michael Matz <matz@suse.de>
3097 * c.opt (Wenum-compare): New warning option.
3098 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3100 2008-05-27 Michael Matz <matz@suse.de>
3103 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3105 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3106 into memory as tail calls.
3108 2008-05-27 Richard Guenther <rguenther@suse.de>
3110 PR tree-optimization/36339
3111 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3112 pointers cause all addressable variables to be call clobbered.
3114 2008-05-27 Richard Guenther <rguenther@suse.de>
3116 PR tree-optimization/36245
3117 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3119 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3121 * config/s390/s390.md: Replace all occurences of the 'm'
3122 constraint with 'RT'.
3124 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3126 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3128 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3130 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3131 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3132 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3134 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3136 * reload.c: (find_reloads): Skip alternatives according to the
3137 "enabled" attribute. Constify the constraint variable.
3138 * recog.c (get_attr_enabled): Add default implementation.
3139 (extract_insn): Set the alternative_enabled_p array
3140 in the recog_data struct.
3141 (preprocess_constraints, constrain_operands): Skip
3142 alternatives according to the "enabled" attribute
3143 * recog.h (struct recog_data): New field alternative_enabled_p.
3144 (skip_alternative): New inline function.
3145 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3146 (record_reg_classes): Skip alternative according to the
3147 "enabled" attribute.
3149 * doc/md.texi: Add documention for the "enabled" attribute.
3151 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3153 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3154 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3155 constraint with TARGET_MEM_CONSTRAINT.
3156 * recog.c (asm_operand_ok, preprocess_constraints,
3157 constrain_operands): Likewise.
3158 * regclass.c (record_reg_classes): Likewise.
3159 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3160 * reload1.c (maybe_fix_stack_asms): Likewise.
3161 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3162 * recog.h: Adjust comment.
3163 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3164 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3165 * doc/md.texi: Add a note to description of 'm' constraint.
3166 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3168 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3170 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3171 that the bitfield is of integral type before testing its precision.
3173 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3174 Sa Liu <saliu@de.ibm.com>
3176 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3177 __modti3, __udivti3, __umodti3 and __udivmodti4.
3178 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3179 that implement TImode mul and div functions.
3180 * config/spu/multi3.c: New. Implement __multi3.
3181 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3182 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3185 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3187 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3188 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3189 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3190 tls_sysv_suffix): New mode and mode attribute iterators.
3191 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3192 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3193 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3194 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3195 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3198 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3200 PR tree-optimization/36329
3201 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3202 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3203 * cgraphbuild.c (initialize_inline_failed): Use the latter
3204 macro in lieu of the former.
3205 * ipa-inline.c (cgraph_mark_inline): Likewise.
3206 (cgraph_decide_inlining_of_small_function): Likewise.
3207 (cgraph_decide_inlining): Likewise.
3208 (cgraph_decide_inlining_incrementally): Likewise.
3210 2008-05-26 Tristan Gingold <gingold@adacore.com>
3211 Anatoly Sokolov <aesok@post.ru>
3213 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3214 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3215 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3216 optimization for 'avr6' architecture.
3218 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3221 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3223 2008-05-26 Richard Guenther <rguenther@suse.de>
3225 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3226 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3228 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3231 * caller-save.c (insert_restore): Verify alignment of spill space.
3232 (insert_save): Likewise.
3233 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3234 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3235 (STACK_SLOT_ALIGNMENT): Likewise.
3236 * function.c (LOCAL_ALIGNMENT): Removed.
3237 (get_stack_local_alignment): New.
3238 (assign_stack_local): Use it. Set alignment on stack slot.
3239 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3240 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3241 (STACK_SLOT_ALIGNMENT): New.
3242 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3243 stack slot in XFmode.
3245 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3247 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3250 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3251 argument operand in rax isn't removed.
3253 2008-05-26 Richard Guenther <rguenther@suse.de>
3256 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3257 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3259 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3262 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3264 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3266 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3267 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3269 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3271 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3272 build a trampoline if we don't want one.
3273 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3274 return zero for nested functions if we don't want a trampoline.
3276 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3278 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3280 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3283 * c.opt: Removed undocumented option '-lang-fortran'.
3284 * c-common.h: Removed global variable 'lang_fortran'.
3285 * c-opts.c (c_common_handle_option): Removed code to handle
3286 option '-lang-fortran'. Updated includes.
3287 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3288 definition of '__GFORTRAN__'.
3289 (define__GNUC__): Reimplemented to use BASEVER and
3290 cpp_define_formatted.
3291 (builtin_define_with_value_n): Removed.
3292 * c-incpath.h: Renamed to ...
3293 * incpath.h: ... this.
3294 * c-incpath.c: Renamed to ...
3295 * incpath.c: ... this. Updated includes.
3296 * fix-header.c: Updated includes.
3297 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3298 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3299 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3301 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3303 * tree.h: Update the table of flags used on tree nodes.
3304 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3305 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3306 (FORCED_LABEL): Add access check.
3307 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3308 (ASM_INPUT_P): Likewise.
3309 (ASM_VOLATILE_P): Likewise.
3310 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3311 (OMP_SECTION_LAST): Access private_flag directly.
3312 (OMP_RETURN_NOWAIT): Likewise.
3313 (OMP_PARALLEL_COMBINED): Likewise.
3314 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3315 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3316 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3317 deprecated_flag directly.
3319 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3321 * final.c (frame_pointer_needed): Removed.
3322 * flags.h (frame_pointer_needed): Likewise.
3324 * function.h (rtl_data): Add frame_pointer_needed.
3325 (frame_pointer_needed): New.
3327 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3329 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3331 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3333 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3336 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3338 * c-common.c (strip_array_types): Move function to..
3340 (get_inner_array_type): Delete.
3341 * c-common.h (strip_array_types): Move declaration to..
3343 (get_inner_array_type): Delete.
3344 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3345 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3346 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3347 * config/pa/pa.c (emit_move_sequence): Likewise.
3349 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3351 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3354 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3356 * function.c: Include target hook for nonlocal_goto frame value.
3358 2008-05-24 Richard Guenther <rguenther@suse.de>
3360 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3361 variable can be only accessed through a pointer or a union.
3363 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3365 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3366 * doc/extend.texi: Likewise.
3368 2008-05-23 DJ Delorie <dj@redhat.com>
3370 * config/m32c/jump.md (untyped_call): Add.
3372 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3374 (m32c_address_cost): Detail costs for indirect offsets.
3376 2008-05-23 Rafael Espindola <espindola@google.com>
3378 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3379 if a node is a SUBREG.
3380 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3383 2008-05-23 Paul Brook <paul@codesourcery.com>
3384 Carlos O'Donell <carlos@codesourcery.com>
3386 * doc/extend.texi: Clarify use of __attribute__((naked)).
3387 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3388 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3389 * function.c (use_register_for_decl): Use
3390 targetm.calls.allocate_stack_slots_for_args.
3391 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3392 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3393 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3395 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3397 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3399 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3401 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3402 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3403 is only rounded once.
3405 2008-05-23 Richard Guenther <rguenther@suse.de>
3407 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3409 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3410 Jakub Jelinek <jakub@redhat.com>
3413 * configure.ac: Handle --enable-cld.
3414 * configure: Regenerated.
3415 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3416 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3417 (ix86_current_function_needs_cld): New define.
3418 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3419 (cld): New isns pattern.
3420 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3421 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3422 * config/i386/i386.opt (mcld): New option.
3423 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3424 TARGET_CLD and ix86_current_function_needs_cld.
3425 (override_options): Use -mcld by default for 32-bit code if
3428 * doc/install.texi (Options specification): Document --enable-cld.
3429 * doc/invoke.texi (Machine Dependent Options)
3430 [i386 and x86-64 Options]: Add -mcld option.
3431 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3433 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3434 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3435 (return_in_memory_64): Likewise.
3436 (return_in_memory_ms_64): Likewise.
3438 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3441 * builtins.c (fold_builtin_fpclassify): New.
3442 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3443 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3444 * c-common.c (handle_type_generic_attribute): Adjust to accept
3445 fixed arguments before an elipsis.
3446 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3447 * doc/extend.texi: Document __builtin_fpclassify.
3449 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3451 * omp-low.c (gate_expand_omp_ssa): Remove.
3452 (pass_expand_omp_ssa): Remove.
3453 (gate_expand_omp): Do not check for flag_openmp_ssa.
3454 * common.opt (-fopenmp-ssa): Remove.
3455 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3457 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3459 * config/sh/sh.opt (mfixed-range): New option.
3460 * config/sh/sh-protos.h (sh_fix_range): Declare.
3461 * config/sh/sh.c (sh_fix_range): New function.
3462 * config/sh/sh.h (sh_fixed_range_str): Declare.
3463 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3465 * doc/invoke.texi (SH Options): Document -mfixed-range.
3467 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3469 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3470 it before the redeclaration.
3472 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3474 * config/avr/avr.c (get_sequence_length): Add new function.
3475 (expand_prologue, expand_epilogue): Remove duplicate code.
3477 2008-05-22 Rafael Espindola <espindola@google.com>
3479 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3482 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3484 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3485 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3487 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3488 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3489 (vect_update_misalignment_for_peel): Likewise.
3490 (vector_alignment_reachable_p): Likewise.
3491 * tree-vect-transform.c (vectorizable_load): Likewise.
3492 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3493 (get_vectype_for_scalar_type): Pass mode of scalar_type
3494 to UNITS_PER_SIMD_WORD.
3496 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3497 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3498 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3499 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3500 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3502 2008-05-22 Ira Rosen <irar@il.ibm.com>
3504 PR tree-optimization/36293
3505 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3506 if the first load must be skipped because of a gap.
3508 2008-05-22 Richard Guenther <rguenther@suse.de>
3510 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3511 more cases of offset disambiguation that is possible if
3512 strict-aliasing rules apply.
3513 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3514 for basic offset and type-based disambiguation.
3516 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3519 ix86_expand_vector_set on V16QImode for SSE4.1.
3521 2008-05-21 Tom Tromey <tromey@redhat.com>
3523 * c.opt (Wimport): Mark as undocumented.
3524 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3526 (Warning Options): Likewise.
3527 * doc/cppopts.texi: Don't mention -Wimport.
3529 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3531 PR tree-optimization/36287
3532 PR tree-optimization/36286
3533 * lambda-code.c (build_access_matrix): Do not use the loop->num
3534 for computing the number of induction variables: use the loop depth
3537 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3540 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3541 option -f(no-)leading-underscore.
3543 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3545 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3546 GET_MODE_NUNITS (mode).
3548 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3550 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3551 (-mmulhw): Add 464 to description.
3552 (-mdlmzb): Likewise.
3553 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3554 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3556 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3557 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3558 * config/rs6000/rs6000.md: Update comments for 464.
3560 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3562 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3564 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3566 * config/i386/sse.md (vec_extractv4sf): Removed.
3567 (vec_extractv2df): Likewise.
3568 (vec_extractv2di): Likewise.
3569 (vec_extractv4si): Likewise.
3570 (vec_extractv8hi): Likewise.
3571 (vec_extractv16qi): Likewise.
3572 (vec_extract<mode>): New.
3574 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3576 * config/i386/sse.md (vec_setv4sf): Removed.
3577 (vec_setv2df): Likewise.
3578 (vec_setv2di): Likewise.
3579 (vec_setv4si): Likewise.
3580 (vec_setv8hi): Likewise.
3581 (vec_setv16qi): Likewise.
3582 (vec_set<mode>): New.
3584 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3586 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3587 goto for vec_concat and vec_interleave.
3589 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3591 * config/i386/sse.md (vec_initv4sf): Removed.
3592 (vec_initv2df): Likewise.
3593 (vec_initv2di): Likewise.
3594 (vec_initv4si): Likewise.
3595 (vec_initv8hi): Likewise.
3596 (vec_initv16qi): Likewise.
3597 (vec_init<mode>): New.
3599 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3601 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3603 2008-05-21 Tom Tromey <tromey@redhat.com>
3605 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3606 (zone_find_object_offset): Likewise.
3607 (gt_ggc_m_S): Likewise.
3608 (highest_bit): Likewise.
3609 * ggc-page.c (gt_ggc_m_S): New function.
3610 * stringpool.c (string_stack): Remove.
3611 (init_stringpool): Update.
3612 (ggc_alloc_string): Use ggc_alloc.
3613 (maybe_delete_ident): New function.
3614 (ggc_purge_stringpool): Likewise.
3615 (gt_ggc_m_S): Remove.
3616 * ggc-common.c (ggc_protect_identifiers): New global.
3617 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3618 ggc_protect_identifiers.
3619 * ggc.h (ggc_protect_identifiers): Declare.
3620 (gt_ggc_m_S): Update.
3621 (ggc_purge_stringpool): Declare.
3622 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3623 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3625 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3627 2008-05-21 David S. Miller <davem@davemloft.net>
3629 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3632 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3634 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3637 2008-05-20 David Daney <ddaney@avtrex.com>
3639 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3640 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3641 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3642 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3643 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3644 (atomic_hiqi_op): New define_code_iterator.
3645 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3646 mips_expand_compare_and_swap_12.
3647 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3648 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3649 (sync_<optab><mode>, sync_old_<optab><mode>,
3650 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3651 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3652 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3653 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3654 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3655 (test_and_set_12): New insn.
3656 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3657 sync_new_<optab><mode>, sync_old_nand<mode>,
3658 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3659 clobber to operand 0 for SI and DI mode insns.
3660 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3661 mips_gen_fn_4): New typedefs.
3662 (mips_gen_fn_ptrs): Define new union type.
3663 (mips_expand_compare_and_swap_12): Remove declaration.
3664 (mips_expand_atomic_qihi): Declare function.
3665 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3666 (mips_expand_atomic_qihi): ... this. Use new generator function
3668 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3669 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3670 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3671 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3672 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3673 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3674 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3675 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3676 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3677 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3680 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3682 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3685 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3687 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3688 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3689 (avr_attribute_table): Add 'OS_main' function attribute.
3690 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3691 functions with 'OS_main' attribute.
3693 2008-05-20 Richard Guenther <rguenther@suse.de>
3695 PR tree-optimization/35204
3696 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3697 helper, split out from ...
3698 (DFS): ... here. Make the DFS walk non-recursive.
3700 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3701 Jan Sjodin <jan.sjodin@amd.com>
3703 PR tree-optimization/36181
3704 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3705 (parallelize_loops): Don't parallelize when the loop has vector
3708 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3709 Sebastian Pop <sebastian.pop@amd.com>
3711 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3712 matrix, and never look at the tree representation of the memory
3714 (linear_transform_loops): Computes parameters and access matrices.
3715 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3717 (access_matrix_get_index_for_parameter): New.
3718 * tree-data-ref.h (struct access_matrix): New.
3719 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3720 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3721 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3722 am_vector_index_for_loop): New.
3723 (struct data_reference): Add field access_matrix.
3724 (DR_ACCESS_MATRIX): New.
3725 (compute_data_dependences_for_loop): Update declaration.
3726 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3727 * lambda.h (lambda_vector_vec_p): Declared.
3728 * lambda-code.c: Depend on pointer-set.h.
3729 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3730 av_for_af_base, av_for_af, build_access_matrix,
3731 lambda_compute_access_matrices): New.
3732 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3734 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3736 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3739 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3740 Sebastian Pop <sebastian.pop@amd.com>
3742 PR tree-optimization/36206
3743 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3745 (instantiate_scev_1): Rename flags to fold_conversions.
3746 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3747 outeside instantiation_loop.
3748 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3749 (evolution_function_is_affine_or_constant_p): Removed.
3750 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3752 (analyze_siv_subscript): Pass in the loop nest number.
3753 Call evolution_function_is_affine_in_loop instead of
3754 evolution_function_is_affine_p.
3755 (analyze_overlapping_iterations): Pass in the loop nest number.
3757 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3758 Sebastian Pop <sebastian.pop@amd.com>
3760 PR tree-optimization/36206
3761 * tree-chrec.h (chrec_fold_op): New.
3762 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3765 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3767 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3769 (remove_duplicates): Do not set inode on non-inode systems.
3772 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3774 * config.gcc (tm_file): Update comments about relative pathnames.
3776 2008-05-20 Richard Guenther <rguenther@suse.de>
3778 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3779 * tree-ssa-sccvn.c (process_scc): Likewise.
3780 * tree-ssa-sink.c (execute_sink_code): Likewise.
3781 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3782 * tree-vrp.c (process_assert_insertions): Likewise.
3783 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3784 (perform_tree_ssa_dce): Likewise.
3785 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3786 (dump_dominator_optimization_stats): Likewise.
3787 * tree-vectorizer.c (vectorize_loops): Likewise.
3789 2008-05-20 Richard Guenther <rguenther@suse.de>
3791 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3793 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3795 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3796 (ix86_i386elf_return_in_memory): Likewise.
3797 (ix86_i386interix_return_in_memory): Likewise.
3798 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3799 (SUBTARGET_RETURN_IN_MEMORY): New.
3800 * config/i386/i386elf.h: Likewise.
3801 * config/i386/ptx4-i.h: Likewise.
3802 * config/i386/sol2-10.h: Likewise.
3803 * config/i386/sysv4.h: Likewise.
3804 * config/i386/vx-common.h: Likewise.
3805 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3806 * config/i386/i386.c (ix86_return_in_memory): Made static and
3807 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3808 (ix86_i386elf_return_in_memory): Removed.
3809 (ix86_i386interix_return_in_memory): Removed.
3810 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3811 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3813 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3815 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3817 2008-05-19 Xinliang David Li <davidxl@google.com>
3819 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3821 * common.opt: Ditto.
3822 * doc/invoke.texi: Ditto.
3824 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3826 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3827 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3829 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3831 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3832 sizes of operand array from 8/4 to 4/2.
3833 (ix86_expand_vector_init_general): Change size of operand array
3834 from 32 to 16. Remove op0, op1 and half_mode.
3836 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3838 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3839 (ix86_expand_vector_init_interleave): Likewise.
3840 (ix86_expand_vector_init_general): Use them. Assert
3841 word_mode == SImode when n_words == 4.
3843 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3845 * config/i386/i386.c (ix86_secondary_reload): New static function.
3846 (TARGET_SECONDARY_RELOAD): New define.
3847 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3848 * config/i386/i386.md (reload_outqi): Remove.
3850 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3853 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3854 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3855 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3856 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3857 (fold_builtin_1): Likewise.
3858 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3859 c-common.c (check_builtin_function_arguments): Handle
3860 BUILT_IN_ISINF_SIGN.
3861 * doc/extend.texi: Document __builtin_isinf_sign.
3862 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3864 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3866 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3867 EH cleanup at the end of the pass, search for those that have been
3868 turned into forwarder blocks and do the cleanup on their successor.
3870 2008-05-18 Richard Guenther <rguenther@suse.de>
3872 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3873 pointers to sizetype and vice versa.
3875 2008-05-18 Xinliang David Li <davidxl@google.com>
3877 * gcc/tree-ssa-dce.c: Coding style fix.
3878 (check_pow): Documentation comment.
3879 (check_log): Documenation comment. Coding style fix.
3880 (is_unnecessary_except_errno_call): Ditto.
3881 (gen_conditions_for_pow): Ditto.
3882 (gen_conditions_for_log): Ditto.
3883 (gen_shrink_wrap_conditions): Ditto.
3884 (shrink_wrap_one_built_in_calls): Ditto.
3885 * gcc/doc/invoke.texi: Better documentation string.
3886 * ChangeLog: Fix wrong change log entries from
3887 May 17 checkin on function call DCE.
3889 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3891 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3893 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3895 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3896 * df-problems.c (simulation routines): Fixed block comment to
3897 properly say how to add forwards scanning functions.
3899 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3901 * tree-inline.c (setup_one_parameter): Remove dead code.
3903 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3905 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3906 a BIT_AND_EXPR only for an INTEGER_TYPE.
3908 2008-05-17 Xinliang David Li <davidxl@google.com>
3910 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3911 (check_pow, check_log, is_unnecessary_except_errno_call): New
3912 functions to check for eliminating math functions that are pure
3913 except for setting errno.
3914 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3915 general condition expressions for shrink-wrapping pow/log calls.
3916 (gen_shrink_wrap_conditions): Ditto.
3917 (shrink_wrap_one_built_in_call): Ditto.
3918 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3919 (mark_operand_necessary): If debugging, output if OP is necessary.
3920 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3922 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3924 * gcc/common.opt: New user flag -ftree-builtin-dce.
3925 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3927 2008-05-16 David S. Miller <davem@davemloft.net>
3929 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3930 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3932 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3935 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3937 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3939 * ifcvt.c (dead_or_predicable): Rename
3940 df_simulate_one_insn_backwards to df_simulate_one_insn.
3941 * recog.c (peephole2_optimize): Ditto.
3942 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3944 * df.h: Rename df_simulate_one_insn_backwards to
3945 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3946 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3947 scanning of defs and uses.
3948 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3949 (df_simulate_one_insn_forwards): Removed.
3951 2008-05-16 Doug Kwan <dougkwan@google.com>
3953 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3955 (real_from_string): Handle NaNs and Inf as approriate.
3957 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3959 * doc/gty.texi (Source Files Containing Type Information): Note
3960 that headers should appear first in the gtfiles list.
3962 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3964 * tree.def (COND_EXEC): Properly documented this code.
3966 2008-05-16 Diego Novillo <dnovillo@google.com>
3968 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3969 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3972 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3974 * tree-ssa-dse (max_stmt_uid): Removed.
3975 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3976 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3977 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3978 * function.h (cfun.last_stmt_uid): New field.
3979 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3980 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3982 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3983 (create_stmt_ann): Initialize the ann->uid field.
3984 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3986 * tree-flow.h (renumber_gimple_stmt_uids): New function.
3988 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3990 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
3991 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
3992 (init_empty_tree_cfg): Call it.
3994 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3996 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
3999 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4001 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4002 * tree-dump.c (dump_options): New verbose option.
4003 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4005 * tree-pass.h (TDF_VERBOSE): New dump flag.
4006 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4007 (tree-flow.h): Added include.
4008 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4010 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4012 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4014 From Jie Zhang <jie.zhang@analog.com>
4015 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4016 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4017 mcpu=bf561-none and mcpu=bf561-0.2.
4018 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4019 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4020 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4021 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4022 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4023 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4024 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4026 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4027 (cputype_selected): Remove.
4028 (bfin_handle_option): Don't use cputype_selected.
4029 (override_options): When no mcpu option, enable all workarounds.
4030 Don't use bfin_workarounds.
4031 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4033 (DEFAULT_CPU_TYPE): Don't define.
4035 2008-05-16 Richard Guenther <rguenther@suse.de>
4037 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4038 on deletion of the last stmt.
4040 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4042 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4043 V8HImode for SSE2 and V16QImode for SSE4.1.
4045 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4047 * cgraph.h (compute_inline_parameters): Made public.
4048 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4049 variable_generate_summary, function_write_summary,
4050 variable_write_summary, variable_read_summary. Added generate_summary,
4051 write_summary, read_summary.
4052 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4053 pass_ipa_inline.function_generate_summary, to
4054 compute_inline_parameters.
4055 * ipa-inline.c (compute_inline_parameters): Made public and added
4057 (compute_inline_parameters_for_current): New function.
4058 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4059 (inline_generate_summary): Removed parameter and made to loop over
4061 (pass_ipa_inline): Updated for new IPA_PASS structure.
4062 * passes.c (execute_ipa_summary_passes): Now is called once per
4063 pass rather than once per node*pass.
4065 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4067 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4068 avr_have_mul_p, avr_asm_only_p): Remove variables.
4069 (avr_override_options): Remove initialization of removed variables.
4070 (avr_file_start): Convert removed variables to fields of
4071 'struct base_arch_s *avr_current_arch'.
4072 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4073 (AVR_HAVE_MUL): (Ditto.).
4074 (AVR_HAVE_MOVW): (Ditto.).
4075 (AVR_HAVE_LPMX): (Ditto.).
4076 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4077 avr_asm_only_p): Remove declaration.
4079 2008-05-15 Diego Novillo <dnovillo@google.com>
4081 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4082 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4084 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4087 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4088 Don't call record_truncated_value from here.
4089 (record_truncated_value): Turn it into a for_each_rtx callback.
4090 (record_truncated_values): New function.
4091 (combine_instructions): Call note_uses with record_truncated_values.
4092 Change name of check_conversion to check_promoted_subreg.
4094 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4096 * doc/sourcebuild.texi: Document support for torture tests.
4098 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4100 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4101 to alternative 4 of operand 2.
4103 2008-05-15 Richard Guenther <rguenther@suse.de>
4105 * tree-pass.h (current_pass): Declare.
4106 (get_pass_for_id): Likewise.
4107 * passes.c (passes_by_id, passes_by_id_size): New globals.
4108 (set_pass_for_id): New function.
4109 (get_pass_for_id): Likewise.
4110 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4111 (execute_function_todo): Flush per function statistics.
4112 * toplev.c (compile_file): Init statistics.
4113 (general_init): Do early statistics initialization.
4114 (finalize): Finish statistics.
4115 * statistics.h (statistics_early_init): Declare.
4116 (statistics_init): Likewise.
4117 (statistics_fini): Likewise.
4118 (statistics_fini_pass): Likewise.
4119 (statistics_counter_event): Likewise.
4120 (statistics_histogram_event): Likewise.
4121 * statistics.c: New file.
4122 * Makefile.in (OBJS-common): Add statistics.o.
4123 (statistics.o): Add dependencies.
4124 * doc/invoke.texi (-fdump-statistics): Document.
4126 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4128 (execute_pre): Use statistics_counter_event.
4129 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4130 (substitute_and_fold): Increment it. Use statistics_counter_event.
4132 2008-05-15 Diego Novillo <dnovillo@google.com>
4134 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4136 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4137 * tree-ssa-alias.c (new_type_alias): Remove references to
4138 sub-variables from comment.
4139 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4141 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4143 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4144 attribute to 1 only for insertps alternative.
4146 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4148 * config/bfin/bfin.md (loadbytes): New pattern.
4149 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4150 (bfin_init_builtins): Initialize it.
4151 (bdesc_1arg): Add it.
4153 2008-05-15 Sa Liu <saliu@de.ibm.com>
4155 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4156 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4157 * testsuite/lib/target-supports.exp: Add
4158 check_effective_target_fortran_integer_16.
4160 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4162 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4163 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4164 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4165 (TARGET_RETURN_IN_MEMORY): Define.
4167 2008-05-15 Richard Guenther <rguenther@suse.de>
4170 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4171 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4172 represent unmodifiable vars.
4174 2008-05-15 Richard Guenther <rguenther@suse.de>
4176 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4177 INDIRECT_REF and TARGET_MEM_REF.
4178 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4181 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4182 H.J. Lu <hongjiu.lu@intel.com>
4184 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4185 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4186 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4187 insn alternatives. Add missing alternatives.
4188 (*vec_concatv2di_rex64_sse4_1): Likewise.
4189 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4190 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4193 2008-05-15 Richard Guenther <rguenther@suse.de>
4195 PR tree-optimization/36009
4196 PR tree-optimization/36204
4197 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4198 (determine_invariantness_stmt): Record the loop a store is
4200 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4203 2008-05-15 Richard Guenther <rguenther@suse.de>
4205 PR tree-optimization/34330
4206 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4207 through the pointer will alias the SMT.
4209 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4211 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4213 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4215 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4217 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4218 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4220 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4221 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4222 (vashl_optab): New optab for vector/vector shifts.
4223 (vashr_optab): Ditto.
4224 (vlshr_optab): Ditto.
4225 (vrotl_optab): Ditto.
4226 (vrotr_optab): Ditto.
4227 (optab_subtype): New enum for optab_for_tree_code call.
4228 (optab_for_tree_code): Add enum optab_subtype argument.
4230 * optabs.c (optab_for_tree_code): Take an additional argument to
4231 distinguish between a vector shift by a scalar and vector shift by
4232 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4233 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4234 vector shift by a vector.
4235 (expand_widen_pattern_expr): Pass additional argument to
4236 optab_for_tree_code.
4238 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4239 vrotl_optab, vrotr_optab.
4241 * expr.c (expand_expr_real_1): Update calls to
4242 optab_for_tree_code to distinguish between vector shifted by a
4243 scalar and vector shifted by a vector.
4244 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4245 (supportable_narrowing_operation): Ditto.
4246 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4247 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4248 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4249 (vect_create_epilog_for_reduction): Ditto.
4250 (vectorizable_reduction): Ditto.
4251 (vectorizable_operation): Ditto.
4252 (vect_strided_store_supported): Ditto.
4253 (vect_strided_load_supported): Ditto.
4254 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4255 * expmed.c (expand_shift): Ditto.
4257 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4259 (ashr@var{m}3): Ditto.
4260 (vashl@var{m}3): Document new vector/vector shift standard name.
4261 (vashr@var{m}3): Ditto.
4262 (vlshr@var{m}3): Ditto.
4263 (vrotl@var{m}3): Ditto.
4264 (vrotr@var{m}3): Ditto.
4266 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4267 (PPERM_INVERT): Ditto.
4268 (PPERM_REVERSE): Ditto.
4269 (PPERM_REV_INV): Ditto.
4270 (PPERM_ZERO): Ditto.
4271 (PPERM_ONES): Ditto.
4272 (PPERM_SIGN): Ditto.
4273 (PPERM_INV_SIGN): Ditto.
4274 (PPERM_SRC1): Ditto.
4275 (PPERM_SRC2): Ditto.
4277 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4278 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4279 allows a memory operand to be the value being added, and split it
4280 to improve vectorization.
4281 (sse5_pmacsdqh_mem): Ditto.
4282 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4283 (sse5_mulv2div2di3_high): Ditto.
4284 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4285 (vec_pack_trunc_v4si): Ditto.
4286 (vec_pack_trunc_v2di): Ditto.
4287 (sse5_pcmov_<mode>): Remove code that tried to use use
4288 andps/andnps instead of pcmov.
4289 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4290 pmacsdqh instructions.
4291 (vec_widen_smult_lo_v4si): Ditto.
4293 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4294 (PPERM_INVERT): Ditto.
4295 (PPERM_REVERSE): Ditto.
4296 (PPERM_REV_INV): Ditto.
4297 (PPERM_ZERO): Ditto.
4298 (PPERM_ONES): Ditto.
4299 (PPERM_SIGN): Ditto.
4300 (PPERM_INV_SIGN): Ditto.
4301 (PPERM_SRC1): Ditto.
4302 (PPERM_SRC2): Ditto.
4303 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4305 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4307 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4308 says ignore whether the last reference is a memory operand.
4310 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4311 Paolo Bonzini <bonzini at gnu dot org>
4313 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4316 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4317 (vlshr<mode>3): Rename from vlshr<mode>3.
4318 (vashr<mode>3): Rename from vashr<mode>3.
4319 (mulv4sf3): Change the names of vector shift patterns.
4323 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4326 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4351 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4352 (floatunssidf2_internal): Change vector/vector shift names.
4353 (floatunsdidf2_internal): Ditto.
4360 (vashl<mode>3): Rename from ashl<mode>3.
4361 (vashr<mode>3): Rename from ashr<mode>3.
4362 (vlshr<mode>3): Rename from lshr<mode>3.
4363 (vrotl<mode>3): Rename from rotl<mode>3.
4365 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4368 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4369 multiply gives the wrong value when doing widening multiplies.
4370 (vec_widen_smult_lo_v4si): Ditto.
4372 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4374 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4375 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4376 emit_library_call_value.
4377 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4378 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4379 * calls.c (initialize_argument_information, precompute_arguments,
4380 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4381 (precompute_arguments): Removed flags parameter.
4382 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4384 2008-05-14 Richard Guenther <rguenther@suse.de>
4386 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4387 Make sure to register the store if the use is a PHI_NODE.
4389 2008-05-14 Olivier Hainque <hainque@adacore.com>
4391 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4392 memory if the component is to be referenced in BLKmode according
4393 to get_inner_reference.
4395 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4397 * calls.c (emit_library_call_value_1): Restore code clearing
4398 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4400 2008-05-14 Olivier Hainque <hainque@adacore.com>
4401 Nicolas Roche <roche@adacore.com>
4403 * configure.ac: Add support for a "gcc_subdir" variable in
4404 config-lang.in, to denote a subdirectory where the language/GCC
4405 integration files are to be found.
4406 * configure: Regenerate.
4408 2008-05-14 Ira Rosen <irar@il.ibm.com>
4410 PR tree-optimization/36098
4411 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4412 value for the first load in the group in case of a gap.
4413 (vect_build_slp_tree): Check that there are no gaps in loads.
4415 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4417 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4418 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4419 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4420 emit_insn and remove unneeded code to construct extra args.
4421 (emit_no_conflict_block): Removed.
4422 * optabls.h: (emit_no_conflict_block): Removed.
4423 * cse.c (cse_extended_basic_block): Remove search for
4424 REG_NO_CONFLICT note.
4425 * global.c: Removed incorrect comment added in revision 117.
4426 * expr.c (convert_move): Change call to emit_no_conflict_block to
4428 * recog.c: Change comments so that they do not mention
4430 * local_alloc.c (combine_regs): Removed last parameter.
4431 (no_conflict_p): Removed.
4432 (block_alloc): Removed note, no_conflict_combined_regno and set
4433 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4434 (combine_regs): Removed already_dead and code to look for
4435 REG_NO_CONFLICT notes.
4436 * lower_subreg (remove_retval_note): Removed code to look for
4437 REG_NO_CONFLICT block.
4438 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4439 (resolve_clobber): Remove code to process libcalls that have
4440 REG_NO_CONFLICT notes.
4441 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4443 * combine.c (can_combine_p, distribute_notes): Removed
4444 REG_NO_CONFLICT case.
4445 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4447 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4448 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4450 * reg-notes.def (NO_CONFLICT): Removed.
4452 2008-05-14 David S. Miller <davem@davemloft.net>
4454 * config/sparc/sparc.c (sparc_profile_hook): If
4455 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4456 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4457 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4459 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4461 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4463 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4466 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4467 and op1 expansion before vector concat to have less live pseudos.
4469 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4471 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4472 ix86_expand_vector_set if supported.
4474 2008-05-13 Diego Novillo <dnovillo@google.com>
4475 Kenneth Zadeck <zadeck@naturalbridge.com>
4477 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4479 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4480 phinodes_print_statistics, init_ssanames, fini_ssanames,
4481 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4482 release_ssa_name, release_defs, replace_ssa_name_symbol,
4483 ssanames_print_statistics): Move ...
4484 * tree-flow.h: ... here.
4485 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4486 Use FN instead of cfun.
4487 (make_ssa_name_fn): Rename from make_ssa_name.
4488 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4489 * tree-flow-inline.h (make_ssa_name): Move from
4490 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4491 * omp-low.c (expand_omp_parallel):
4492 * tree-flow-inline.h (redirect_edge_var_map_result):
4493 * tree-ssa.c (init_tree_ssa): Add argument FN.
4494 Use it instead of cfun. Update all users.
4496 2008-05-13 Tom Tromey <tromey@redhat.com>
4498 PR preprocessor/22168:
4499 * doc/cpp.texi (Top): Update menu.
4500 (Alternatives to Wrapper #ifndef): New node.
4501 (Other Directives): Document deprecation.
4502 (Obsolete Features): Remove menu.
4503 (Assertions): Merge node into Obsolete Features.
4504 (Obsolete once-only headers): Move earlier; rename to Alternatives
4506 * doc/cppopts.texi: Update.
4507 * c.opt (Wdeprecated): Enable for C and ObjC.
4508 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4509 (C++ Dialect Options): Move -Wno-deprecated from here to...
4510 (Warning Options): ... here.
4512 2008-05-13 Richard Guenther <rguenther@suse.de>
4515 * fold-const.c (fold_sign_changed_comparison): Do not allow
4516 changes in pointer-ness.
4518 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4521 * config/sh/sh.c (sh_expand_prologue): Don't clear
4522 RTX_FRAME_RELATED_P for push insns.
4524 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4526 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4528 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4530 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4531 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4532 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4534 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4536 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4537 (*vec_concatv4sf_sse): This.
4538 (*sse2_concatv2si): Renamed to ...
4539 (*vec_concatv2si_sse2): This.
4540 (*sse1_concatv2si): Renamed to ...
4541 (*vec_concatv2si_sse): This.
4542 (*vec_concatv2di_rex): Renamed to ...
4543 (*vec_concatv2di_rex64): This.
4544 (*vec_concatv2si_sse4_1): New.
4545 (*vec_concatv2di_rex64_sse4_1): Likewise.
4547 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4549 PR rtl-optimization/36111
4550 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4551 that was created for swappable operands.
4553 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4556 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4557 * configure.ac: Add call to ACX_PROG_GNAT.
4559 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4561 * optc-gen.awk: Fix comment typo.
4563 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4565 * pretty-print.c (pp_integer_with_precision): Use
4566 HOST_LONG_LONG_FORMAT.
4568 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4570 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4572 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4574 * config/i386/i386.c (bdesc_ptest): Removed.
4575 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4576 (bdesc_args): Add __builtin_ia32_ptestz128,
4577 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4578 (ix86_init_mmx_sse_builtins): Updated.
4579 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4580 (ix86_expand_builtin): Updated.
4582 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4584 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4585 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4587 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4589 * value-prof.c (interesting_stringop_to_profile): Do not
4590 return early for BUILT_IN_MEMPCPY.
4592 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4594 * calls.c (expand_call): Don't use callgraph to increase
4595 preferred_stack_boundary.
4597 * cgraph.h (cgraph_rtl_info): Use unsigned on
4598 preferred_incoming_stack_boundary.
4600 * final.c (rest_of_clean_state): Use unsigned on
4601 preferred_stack_boundary.
4603 2008-05-09 Tom Tromey <tromey@redhat.com>
4605 PR preprocessor/22231:
4606 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4609 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4611 PR tree-optimization/36129
4612 * tree-ssa-ccp.c: Include value-prof.h.
4613 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4614 built-in function was folded to a constant.
4615 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4617 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4618 Sebastian Pop <sebastian.pop@amd.com>
4620 * tree-scalar-evolution.c: Document instantiate_scev.
4621 (instantiate_parameters_1): Renamed instantiate_scev_1.
4622 Don't use the same loop for instantiation_loop and evolution_loop.
4623 (instantiate_scev): New.
4624 (instantiate_parameters): Moved...
4625 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4626 same loop twice. Maintains the semantics for this function.
4627 * tree-scalar-evolution.h (instantiate_scev): Declare.
4628 (instantiate_parameters): ...here. Now static inline.
4629 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4630 instead of resolve_mixers.
4632 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4634 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4636 2008-05-09 Tomas Bily <tbily@suse.cz>
4638 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4639 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4640 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4641 * c-common.c (c_common_truthvalue_conversion): Likewise.
4642 * tree-object-size.c (compute_object_offset): Likewise.
4643 * tree-inline.c (estimate_num_insns_1): Likewise.
4644 * varasm.c (const_hash_1, compare_constant, copy_constant)
4645 (compute_reloc_for_constant, output_addressed_constants)
4646 (initializer_constant_valid_p): Likewise.
4647 * c-omp.c (check_omp_for_incr_expr): Likewise.
4648 * gimplify.c (gimplify_expr): Likewise.
4649 * c-typeck.c (c_finish_return): Likewise.
4650 * tree-vectorizer.c (supportable_widening_operation)
4651 (supportable_narrowing_operation): Likewise.
4652 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4653 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4654 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4655 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4656 (descr_info_loc): Likewise.
4657 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4658 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4659 (fold_unary): Likewise.
4660 * builtins.c (get_pointer_alignment): Likewise.
4661 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4662 (instantiate_parameters_1): Likewise.
4663 * tree.c (expr_align, stabilize_reference): Likewise.
4664 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4665 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4666 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4667 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4668 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4669 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4671 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4672 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4673 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4674 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4675 (forward_propagate_comparison)
4676 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4677 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4678 * emit-rtl.c (component_ref_for_mem_expr)
4679 (set_mem_attributes_minus_bitpos): Likewise.
4680 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4681 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4683 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4684 (build_function_call, pointer_diff, build_compound_expr)
4685 (c_finish_return): Likewise.
4686 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4687 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4689 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4690 * expr.c (is_aligning_offset): Likewise.
4691 * tree-ssa-alias.c (is_escape_site): Likewise.
4692 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4693 (check_all_va_list_escapes): Likewise.
4694 * tree-ssa-loop-ivopts.c (determine_base_object)
4695 (determine_common_wider_type): Likewise.
4696 * dojump.c (do_jump): Likewise.
4697 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4698 * tree-gimple.c (is_gimple_cast): Likewise.
4699 * fold-const.c (decode_field_reference, )
4700 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4701 (fold_binary): Likewise.
4702 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4703 (already_warned_in_frontend_p): Likewise.
4704 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4705 * tree.c (really_constant_p, get_unwidened): Likewise.
4706 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4707 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4708 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4710 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4712 (CONVERT_EXPR_P): Define.
4713 (CASE_CONVERT): Define.
4715 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4718 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4719 (delete_unmarked_insns): When deleting a call, call
4720 delete_unreachable_blocks.
4721 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4722 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4724 2008-05-08 Richard Guenther <rguenther@suse.de>
4726 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4727 (-ftree-salias): Likewise.
4728 (salias-max-implicit-fields): Remove param documentation.
4729 (salias-max-array-elements): Likewise.
4730 * tree-pass.h (pass_create_structure_vars): Remove.
4731 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4732 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4733 * tree-ssa-alias.c (create_structure_vars): Remove.
4734 (gate_structure_vars): Likewise.
4735 (pass_create_structure_vars): Likewise.
4736 (gate_build_alias): Likewise.
4737 (pass_build_alias): Adjust to run always and dump the function.
4738 * common.opt (ftree-salias): Hide.
4739 * passes.c (init_optimization_passes): Remove
4740 pass_create_structure_vars, adjust comment.
4741 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4742 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4743 * opts.c (decode_options): Do not set flag_tree_salias.
4744 (common_handle_option): Add OPT_ftree_salias to the backward
4745 compatibility section.
4747 2008-05-08 Richard Guenther <rguenther@suse.de>
4749 * tree-flow-inline.h (var_can_have_subvars): Move ...
4750 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4751 * tree-flow.h (var_can_have_subvars): Remove.
4752 (push_fields_onto_fieldstack): Remove.
4753 (sort_fieldstack): Likewise.
4754 (struct fieldoff): Move ...
4755 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4756 alias_set and base_for_components fields.
4757 (sort_fieldstack): Make static.
4758 (push_fields_onto_fieldstack): Likewise. Remove code that
4759 handles anything but RECORD_TYPEs. Remove alias_set and
4760 base_for_components handling.
4761 (create_variable_info_for): Adjust.
4763 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4765 * common.opt (Wframe-larger-than=): Shorten the help message
4767 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4769 2008-05-08 Rafael Espindola <espindola@google.com>
4771 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4773 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4774 trap and that both operands are gimple values.
4775 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4776 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4779 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4781 * read-rtl.c (join_c_conditions): Return the first string if the
4782 two strings are equal.
4784 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4786 * gensupport.h (pred_data): Add a "num_codes" field.
4787 (add_predicate_code): Declare.
4788 * gensupport.c (add_predicate_code): New function.
4789 (std_pred_table): Add an "allows_const_p" field.
4790 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4791 Remove the (incomplete) list of such codes from the codes field.
4792 (init_predicate_table): Use add_predicate_code. Add all
4793 RTX_CONST_OBJs if allows_const_p is true.
4794 * genrecog.c (process_define_predicate): Use add_predicate_code.
4796 2008-05-08 David Daney <ddaney@avtrex.com>
4797 Richard Sandiford <rsandifo@nildram.co.uk>
4799 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4800 special case of constant zero operands.
4801 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4802 old and new values. Special case constant zero values.
4803 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4805 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4806 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4808 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4811 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4812 similar RTX_CONST_OBJ before CONST_INT.
4814 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4816 * stmt.c (expand_stack_restore): Change sa mode if needed.
4818 2008-05-08 Richard Guenther <rguenther@suse.de>
4820 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4821 return type to bool.
4822 (ix86_sol10_return_in_memory): Likewise.
4823 (ix86_i386elf_return_in_memory): Likewise.
4824 (ix86_i386interix_return_in_memory): Likewise.
4825 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4826 (ix86_sol10_return_in_memory): Likewise.
4827 (ix86_i386elf_return_in_memory): Likewise.
4828 (ix86_i386interix_return_in_memory): Likewise.
4830 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4833 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4835 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4836 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4839 2008-05-08 Richard Guenther <rguenther@suse.de>
4841 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4842 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4843 (DR_SUBVARS): Remove.
4844 * tree-dfa.c (dump_subvars_for): Remove.
4845 (debug_subvars_for): Likewise.
4846 (dump_variable): Do not dump subvars.
4847 (remove_referenced_var): Do not remove subvars.
4848 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4849 (lookup_subvars_for_var): Remove.
4850 (get_subvars_for_var): Likewise.
4851 (get_subvars_at): Likewise.
4852 (get_first_overlapping_subvar): Likewise.
4853 (overlap_subvar): Likewise.
4854 * tree-flow.h (subvar_t): Remove.
4855 (struct var_ann_d): Remove subvars field.
4856 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4857 argument. Remove special handling of SFTs.
4858 (compute_tag_properties): Likewise.
4859 (set_initial_properties): Likewise.
4860 (compute_call_clobbered): Likewise.
4861 (count_mem_refs): Likewise.
4862 (compute_memory_partitions): Likewise.
4863 (compute_flow_insensitive_aliasing): Likewise.
4864 (setup_pointers_and_addressables): Likewise.
4865 (new_type_alias): Likewise.
4866 (struct used_part): Remove.
4867 (used_portions): Likewise.
4868 (struct used_part_map): Likewise.
4869 (used_part_map_eq): Likewise.
4870 (used_part_map_hash): Likewise.
4871 (free_used_part_map): Likewise.
4872 (up_lookup): Likewise.
4873 (up_insert): Likewise.
4874 (get_or_create_used_part_for): Likewise.
4875 (create_sft): Likewise.
4876 (create_overlap_variables_for): Likewise.
4877 (find_used_portions): Likewise.
4878 (create_structure_vars): Likewise.
4879 * tree.def (STRUCT_FIELD_TAG): Remove.
4880 * tree.h (MTAG_P): Adjust.
4881 (struct tree_memory_tag): Remove base_for_components and
4882 unpartitionable flags.
4883 (struct tree_struct_field_tag): Remove.
4884 (SFT_PARENT_VAR): Likewise.
4885 (SFT_OFFSET): Likewise.
4886 (SFT_SIZE): Likewise.
4887 (SFT_NONADDRESSABLE_P): Likewise.
4888 (SFT_ALIAS_SET): Likewise.
4889 (SFT_UNPARTITIONABLE_P): Likewise.
4890 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4891 (union tree_node): Remove sft field.
4892 * alias.c (get_alias_set): Remove special handling of SFTs.
4893 * print-tree.c (print_node): Remove handling of SFTs.
4894 * tree-dump.c (dequeue_and_dump): Likewise.
4895 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4896 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4897 * tree-predcom.c (set_alias_info): Do not set subvars.
4898 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4899 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4900 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4901 (add_vars_for_offset): Remove.
4902 (add_virtual_operand): Remove special handling of SFTs.
4903 (add_call_clobber_ops): Likewise.
4904 (add_call_read_ops): Likewise.
4905 (get_asm_expr_operands): Likewise.
4906 (get_modify_stmt_operands): Likewise.
4907 (get_expr_operands): Likewise.
4908 (add_to_addressable_set): Likewise.
4909 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4910 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4911 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4912 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4913 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4914 (tree_node_structure): Likewise.
4915 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4917 (find_what_p_points_to): Likewise.
4919 2008-05-08 Sa Liu <saliu@de.ibm.com>
4921 * config/spu/spu.md: Fixed subti3 pattern.
4923 2008-05-08 Richard Guenther <rguenther@suse.de>
4926 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4927 sure to create a representative for trailing arrays for PTA.
4929 2008-05-08 Richard Guenther <rguenther@suse.de>
4932 * fold-const.c (operand_equal_p): Two objects which types
4933 differ in pointerness are not equal.
4935 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4937 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4938 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4939 (emit_library_call_value_1): Add new variable fndecl initialized by
4940 NULL_TREE. It should be the decl type of orgfun, but this information
4941 seems not to be available here, so it uses the default calling abi.
4942 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4943 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4944 by TARGET_RETURN_IN_MEMORY.
4945 * config/i386/i386-interix.h: Likewise.
4946 * config/i386/i386.h: Likewise.
4947 * config/i386/i386elf.h: Likewise.
4948 * config/i386/ptx4-i.h: Likewise.
4949 * config/i386/sol2-10.h: Likewise.
4950 * config/i386/sysv4.h: Likewise.
4951 * config/i386/vx-common.h: Likewise.
4952 * config/cris/cris.h: Removed #if 0 clause.
4953 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4954 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4956 (ix86_sol10_return_in_memory): Likewise.
4957 (ix86_i386elf_return_in_memory): New.
4958 (ix86_i386interix_return_in_memory): New.
4959 * config/mt/mt-protos.h (mt_return_in_memory): New.
4960 * config/mt/mt.c: Likewise.
4961 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4962 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4963 * config/bfin/bfin.h: Likewise.
4964 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4966 * config/bfin/bfin.c: Likewise.
4967 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4968 * config/alpha/unicosmk.h: Likewise.
4969 * config/i386/cygming.h: Likewise.
4970 * config/iq2000/iq2000.h: Likewise.
4971 * config/mips/mips.h: Likewise.
4972 * config/mn10300/mn10300.h: Likewise.
4973 * config/rs6000/rs6000.h: Likewise.
4974 * config/score/score.h: Likewise.
4975 * config/spu/spu.h: Likewise.
4976 * config/v850/v850.h: Likewise.
4977 * defaults.h: Likewise.
4978 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4979 * expr.c (emit_block_move): Adjust use of
4980 OUTGOING_REG_PARM_STACK_SPACE.
4981 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4982 OUTGOING_REG_PARM_STACK_SPACE.
4983 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4985 2008-05-08 Jakub Jelinek <jakub@redhat.com>
4987 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
4988 on OMP_RETURN for OMP_FOR.
4991 * dwarf2out.c (dw_expand_expr, common_check): Removed.
4992 (fortran_common): New function.
4993 (gen_variable_die): Call fortran_common instead of common_check,
4994 adjust for it returning tree instead of rtx. Formatting.
4996 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5000 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5001 * c-decl.c (merge_decls): Ditto.
5002 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5003 to RTL_CONST_OR_PURE_CALL_P.
5004 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5005 Initialized DECL_LOOPING_CONST_PURE.
5006 (process_call_operands): Set tree_side_effects properly.
5007 * tree.h (TREE_READONLY_DECL_P): Removed.
5008 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5009 (DECL_LOOPING_OR_CONST_P): New macro.
5010 (struct tree_function_decl): Added looping_const_or_pure_p.
5012 (ECF_LOOPING_OR_CONST_P): New macro.
5013 * rtlanal.c (pure_const_p): Removed.
5014 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5015 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5016 to RTL_CONST_CALL_P.
5017 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5018 (check_decl, check_tree, check_call, scan_function): Initialize
5020 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5021 (static_execute): Set looping true for recursive functions.
5022 Undo setting state to IPA_NEITHER for recursive functions.
5024 * ifcvt.c (noce_can_store_speculate_p): Changed
5025 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5026 RTL_CONST_OR_PURE_CALL_P.
5027 * dse.c (scan_insn): Ditto.
5028 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5029 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5030 RTL_CONST_OR_PURE_CALL_P.
5031 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5032 pure_call_p to RTL_CONST_CALL_P.
5033 * gimplify.c (gimplify_call_expr): Clear side effects for
5034 non-looping pure and constant calls.
5035 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5036 (flags_from_decl_or_type): Set ecf flags from decl flags.
5037 (initialize_argument_information): Turn off
5038 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5039 Change const to pure if callee_copies is true rather than just
5041 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5042 way of marking pure calls.
5043 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5044 Remove hack that was supposed to fix pr7335 and remove old
5045 way of marking pure calls.
5046 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5047 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5048 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5049 RTL_CONST_OR_PURE_CALL_P.
5050 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5051 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5052 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5053 * sched-deps.c (schedule_analyze): Ditto.
5054 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5055 return_val field of calls to represent pure and const function info.
5056 (CONST_OR_PURE_CALL_P): Deleted macro.
5057 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5058 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5059 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5061 * tree-optimize.c (execute_fixup_cfg): Added test for
5062 ECF_LOOPING_CONST_OR_PURE.
5063 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5065 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5066 effects for looping pure or const calls.
5067 (verify_gimple_expr): Added verification code.
5068 * config/alpha/alpha.c (alpha_legitimize_address,
5069 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5071 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5072 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5073 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5074 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5075 RTL_CONST_OR_PURE_CALL_P.
5076 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5077 and const calls to be deleted.
5079 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5082 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5083 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5084 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5085 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5086 to handle nonimmediate operands.
5087 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5088 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5089 to handle nonimmediate operands.
5090 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5091 (mmx_pmulhrwv4hi3): New expander. Use
5092 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5093 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5094 (sse2_umulv1siv1di3): New expander. Use
5095 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5096 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5097 (mmx_eq<mode>3): New expander. Use
5098 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5099 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5100 (mmx_uavgv8qi3): New expander. Use
5101 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5102 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5103 (mmx_uavgv4hi3): New expander. Use
5104 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5106 * config/i386/sse.md
5107 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5108 to handle nonimmediate operands.
5109 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5110 to handle nonimmediate operands.
5111 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5112 to handle nonimmediate operands.
5113 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5114 to handle nonimmediate operands.
5115 (sse2_unpckhpd_exp): New expander. Use
5116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5117 (sse2_unpcklpd_exp): New expander. Use
5118 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5119 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5120 to handle nonimmediate operands.
5121 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5122 to handle nonimmediate operands.
5123 (*sse2_<plusminus_insn><mode>3): Rename from
5124 sse2_<plusminus_insn><mode>3 insn pattern.
5125 (sse2_<plusminus_insn><mode>3): New expander. Use
5126 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5127 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5128 (sse2_umulv2siv2di3): New expander. Use
5129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5130 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5131 (sse4_1_mulv2siv2di3): New expander. Use
5132 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5133 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5134 (sse2_pmaddwd): New expander. Use
5135 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5136 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5137 (sse2_eq<mode>3): New expander. Use
5138 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5139 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5140 (sse4_1_eqv2di3): New expander. Use
5141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5142 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5143 (sse2_uavgv16qi3): New expander. Use
5144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5145 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5146 (sse2_uavgv16qi3): New expander. Use
5147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5148 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5149 (sse2_uavgv8hi3): New expander. Use
5150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5151 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5152 (ssse3_pmulhrswv8hi3): New expander. Use
5153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5154 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5155 (ssse3_pmulhrswv4hi3): New expander. Use
5156 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5158 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5159 (<sse>_vmmul<mode>3): Ditto.
5160 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5162 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5163 (ssse3_pmaddubsw): Ditto.
5165 * config/i386/i386.c (struct_builtin_description)
5166 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5167 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5168 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5169 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5170 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5171 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5172 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5173 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5174 (ix86_fixup_binary_operands): Assert that src1
5175 and src2 must have the same mode when swapped.
5176 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5177 and ix86_binary_operator_ok. Do not force operands in registers
5180 2008-05-07 Jan Hubicka <jh@suse.cz>
5182 * cgraph.c (dump_cgraph_node): Update.
5183 * cgraph.h (cgraph_local_info): Break out inline summary.
5184 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5186 * ipa-inline (inline_summary): New accestor function.
5187 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5188 cgraph_decide_inlining, compute_inline_parameters): Update.
5189 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5191 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5193 Cleanup ColdFire scheduling support and add V4 pipeline model.
5195 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5196 (define_attr cpu): Add cfv4 value.
5197 (define_attr type, define_attr type1): Merge into a single 'type'
5198 attribute. Update all uses.
5199 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5200 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5202 (define_attr opx_mem, define_attr opy_mem): Remove.
5203 (define_attr op_mem): Clean up, update comment.
5204 (define_attr size): Use specific values instead of general int.
5205 (define_attr guess, define_attr split): Remove. Update all uses.
5206 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5207 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5208 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5209 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5210 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5211 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5212 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5213 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5214 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5215 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5216 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5217 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5218 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5219 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5220 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5221 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5222 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5223 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5224 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5225 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5226 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5227 Update or set attributes.
5228 (stack_tie): New fake instruction.
5230 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5231 (m68k_sched_attr_size): Update declaration.
5232 (m68k_sched_attr_type2): Remove.
5233 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5234 Declare new bypass predicates.
5236 * config/m68k/m68k.c (m68k_sched_issue_rate,
5237 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5239 (TARGET_SCHED_ISSUE_RATE,
5240 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5241 (override_options): Handle scheduling for ColdFire V4 core.
5242 (m68k_expand_prologue): Emit stack_tie.
5243 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5244 'OP_TYPE_FPN'. Update all uses.
5245 (sched_guess_p): Remove.
5246 (sched_address_type): Handle symbolic addresses.
5247 (sched_get_operand): New static function.
5248 (sched_operand_type): Merge into sched_attr_op_type.
5249 (sched_attr_op_type): Handle FP registers, handle quick constants,
5251 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5252 (m68k_sched_attr_size): Update. Move logic to ...
5253 (sched_get_attr_size_int): New static function.
5254 (sched_get_opxy_mem_type): New static function.
5255 (m68k_sched_attr_op_mem): Update.
5256 (m68k_sched_attr_type2): Remove.
5257 (sched_cfv4_bypass_data): New static variable.
5258 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5259 (m68k_sched_issue_rate): Implement scheduler hook.
5260 (struct _sched_ib: enabled_p): New field.
5261 (m68k_sched_variable_issue): Update. Handle V4.
5262 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5263 sched_dump_class_func_t, sched_dump_split_class,
5264 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5265 sched_dump_dfa_class, m68k_sched_dump): Remove.
5266 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5268 (m68k_sched_init_global): Remove statisctics dumping, introduce
5269 sanity check that all instructions have pipeline reservations. Handle
5271 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5272 Handle ColdFire V4 core.
5273 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5274 New static functions.
5275 (m68k_sched_address_bypass_p): New bypass predicate.
5276 (sched_get_indexed_address_scale): New static function.
5277 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5279 * cf.md: Update comments.
5280 (define_attr type2): Remove. Use 'type' attribute instead.
5282 (cf_ib): Rename to cfv123_ib. Update all uses.
5283 (cf_oep): Rename to cfv123_oep. Update all uses.
5284 (cf_chr): Rename to cfv123_chr. Update all uses.
5285 (cf_mem): Rename to cfv123_mem. Update all uses.
5286 (cf_mac): Move to more appropriate place.
5287 (cfv123_guess): New automaton and cpu_unit.
5288 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5289 Update uses of 'size' attribute. Handle before reload scheduling.
5290 (cfv123_guess): New dummy reservation for unhandled instructions.
5291 (cfv4_*): Pipeline description of ColdFire V4 core.
5292 (ignore): New reservation to handle 'ignore' type.
5294 2008-05-07 Ian Lance Taylor <iant@google.com>
5297 * gimplify.c (find_single_pointer_decl_1): Don't look through
5299 (find_single_pointer_decl): Adjust comments.
5301 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5304 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5305 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5308 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5309 integral type rather than floating point, then VIEW_CONVERT_EXPR
5310 to the floating point type.
5312 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5315 TFmode op0 to register.
5317 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5319 * c-decl.c (grokdeclarator): Comment typo.
5321 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5323 * tree-flow.h: Remove prototype for computed_goto_p.
5324 * tree-cfg.c (computed_goto_p): Make static.
5326 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5329 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5330 (contains_aligned_value_p): This. Handle _Decimal128.
5331 (ix86_function_arg_boundary): Only align _Decimal128 to its
5332 natural boundary and handle it properly.
5334 2008-05-06 Martin Jambor <mjambor@suse.cz>
5336 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5337 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5338 (ipcp_method_set_orig_node): Removed.
5339 (ipcp_cval_get_cvalue_type): Removed.
5340 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5341 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5342 (ipcp_cval_set_cvalue_type): Removed.
5343 (ipcp_cval_get_cvalue): Removed.
5344 (ipcp_cval_set_cvalue): Removed.
5345 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5346 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5347 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5348 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5349 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5350 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5351 (ipcp_get_ith_lattice): Changed parameters.
5352 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5353 (ipcp_lattice_from_jfunc): Changed parameters.
5354 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5355 (ipcp_method_cval_print): Added temporary variable info.
5356 (ipcp_redirect): Removed already unused local variable caller.
5357 (ipcp_redirect): New temporary variable orig_callee_info
5358 (ipcp_redirect): Removed newly unused local variable callee.
5359 (ipcp_redirect): Removed (a bit confusing) local variable type.
5360 (ipcp_insert_stage): Added local variable info.
5361 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5363 (ipcp_formal_create): Removed.
5364 (ipcp_method_cval_set): Removed.
5365 (ipcp_propagate_stage): Renamed lattice variables.
5366 (ipcp_method_cval_set_cvalue_type): Removed.
5367 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5368 (ipcp_print_all_lattices): Changed printed strings to refer to
5369 lattices rather than cvals.
5370 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5371 (ipcp_propagate_const): Changed formal parameters.
5372 (build_const_val): Changed formal parameters.
5373 (ipcp_insert_stage): Removed useless variable cvalue
5374 (build_const_val): Changed formal parameters.
5375 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5376 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5377 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5378 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5379 (ipcp_print_func_profile_counts): Changed string from "method" to
5381 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5382 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5383 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5384 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5385 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5386 (ipcp_lat_is_const): Changed parameters and made inline.
5387 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5388 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5389 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5390 the predicate condition directly
5391 (ipcp_propagate_stage): Added local variable args. Removed local
5392 variable callee. (Both are mere code simplifications.)
5393 (ipcp_method_dont_insert_const): Renamed to
5394 ipcp_node_not_modifiable_p.
5395 (ipcp_node_not_modifiable_p): Made inline.
5396 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5397 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5398 (ipcp_print_all_lattices): Removed variable cvalue
5399 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5402 2008-05-06 Olivier Hainque <hainque@adacore.com>
5404 * tree-sra.c (try_instantiate_multiple_fields): Early return
5405 if field has POINTER_TYPE.
5407 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5409 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5410 by using 'q' specifier for instruction.
5411 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5413 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5415 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5416 Change mode of zero_extract from QImode to HImode.
5417 (sign bit tests peepholes): (Ditto.).
5419 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5421 * config/i386/mmx.md: Remove double backslashes from asm templates.
5422 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5423 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5424 to handle nonimmediate operands.
5425 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5426 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5427 to handle nonimmediate operands.
5428 (*mmx_<code>v2sf3_finite): New insn pattern.
5429 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5430 (mmx_<code>v2sf3): New expander. Use
5431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5432 (mmx_<plusminus_insn><mode>3): New expander. Use
5433 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5434 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5435 (mmx_add<mode>3): Removed.
5436 (mmx_ssadd<mode>3): Ditto.
5437 (mmx_usadd<mode>3): Ditto.
5438 (mmx_sub<mode>3): Ditto.
5439 (mmx_sssub<mode>3): Ditto.
5440 (mmx_ussub<mode>3): Ditto.
5441 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5442 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5443 to handle nonimmediate operands.
5444 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5446 (mmx_smulv4hi3_highpart): New expander. Use
5447 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5448 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5450 (mmx_umulv4hi3_highpart): New expander. Use
5451 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5452 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5453 (mmx_<code>v4hi3): New expander. Use
5454 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5455 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5456 (mmx_<code>v8qi3): New expander. Use
5457 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5458 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5459 (mmx_<code><mode>3): New expander. Use
5460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5462 2008-05-05 Jan Hubicka <jh@suse.cz>
5464 PR tree-optimization/36118
5465 * passes.c (pass_init_dump_file): Fix dump header.
5467 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5470 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5471 VCE for function decls.
5473 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5475 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5477 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5479 * config/i386/i386.md (sat_plusminus): New.
5480 (plusminus_insn): Likewise.
5481 (plusminus_mnemonic): Likewise.
5483 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5484 (*<addsub><mode>3_cc_overflow): Renamed to ...
5485 (*<plusminus_insn><mode>3_cc_overflow): This.
5486 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5487 (*<plusminus_insn>si3_zext_cc_overflow): This.
5489 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5490 (<plusminus_insn><mode>3): This.
5491 (*<addsub><mode>3): Renamed to ...
5492 (*<plusminus_insn><mode>3): This.
5493 (<sse>_vm<addsub><mode>3): Renamed to ...
5494 (<sse>_vm<plusminus_insn><mode>3): This.
5495 (sse3_h<addsub>v4sf3): Renamed to ...
5496 (sse3_h<plusminus_insn>v4sf3): This.
5497 (sse3_h<addsub>v2df3): Renamed to ...
5498 (sse3_h<plusminus_insn>v2df3): This.
5499 (<plusminus_insn><mode>3): New.
5500 (*<plusminus_insn><mode>3): Likewise.
5501 (sse2_<plusminus_insn><mode>3): Likewise.
5502 (add<mode>): Removed.
5503 (*add<mode>3): Likewise.
5504 (sse2_ssadd<mode>3): Likewise.
5505 (sse2_usadd<mode>3): Likewise.
5506 (sub<mode>3): Likewise.
5507 (*sub<mode>3): Likewise.
5508 (sse2_sssub<mode>3): Likewise.
5509 (sse2_ussub<mode>3): Likewise.
5511 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5513 * gthr-single.h: Add in required interface elements as per gthr.h.
5514 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5515 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5516 Generalize UNUSED macro.
5517 (__gthread_once): Add.
5518 (__gthread_key_create): Add.
5519 (__gthread_key_delete): Add.
5520 (__gthread_getspecific): Add.
5521 (__gthread_setspecific): Add.
5523 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5526 the same size types for the indirect reference on the rhs, then
5529 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5531 * config/i386/i386.md
5532 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5533 one insn template instead of template series.
5534 (*xordi_1_rex64): Ditto.
5535 (*xordi_2_rex64): Ditto.
5537 2008-05-05 Ira Rosen <irar@il.ibm.com>
5539 PR tree-optimization/36119
5540 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5543 2008-06-04 Jan Hubicka <jh@suse.cz>
5545 tree-optimization/36100
5546 * tree-pass.h (pass_O0_always_inline): Declare.
5547 * ipa-inline.c (inline_transform): Remove dead code.
5548 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5549 pass_O0_always_inline): New.
5550 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5552 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5554 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5555 mnemonic in this_param move for TARGET_64BIT.
5557 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5559 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5560 (*strmovsi_rex_1): Ditto.
5561 (*strsetsi_1): Ditto.
5562 (*strsetsi_rex_1): Ditto.
5564 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5565 adddicc expanders using SWI mode iterator.
5567 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5570 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5573 2008-05-04 David S. Miller <davem@davemloft.net>
5575 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5576 (sparc*-*-linux*): Use linux.h in tm_file.
5577 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5578 compiler defaulting to 32-bit.
5579 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5581 * config/sparc/linux.h: Remove definitions now obtained
5582 properly from linux.h
5583 * config/sparc/linux64.h: Likewise.
5584 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5585 don't want this setting for 32-bit builds in a biarch compiler.
5586 * doc/install.texi: Add sparc-linux to list of targets
5587 supporting --enable-targets=all.
5589 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5591 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5593 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5595 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5596 after V4SI_FTYPE_V8HI.
5597 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5598 case V4SI_FTYPE_V2DF.
5600 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5602 * doc/invoke.texi (max-flow-memory-locations): Removed.
5603 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5605 2008-05-03 Richard Guenther <rguenther@suse.de>
5608 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5610 2008-05-02 David S. Miller <davem@davemloft.net>
5612 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5614 2008-05-02 Simon Baldwin <simonb@google.com>
5617 * c-common.h (warn_array_subscript_range): Removed.
5618 * c-common.c (warn_array_subscript_range): Ditto.
5619 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5620 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5622 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5624 * config/i386/i386.c (ix86_special_builtin_type): New.
5625 (bdesc_special_args): Likewise.
5626 (ix86_expand_special_args_builtin): Likewise.
5627 (ix86_init_mmx_sse_builtins): Updated.
5628 (ix86_expand_builtin): Updated.
5629 (ix86_expand_store_builtin): Removed.
5630 (ix86_expand_unop_builtin): Likewise.
5632 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5633 * config/i386/mmintrin.h (__v2sf): Here.
5635 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5637 (_mm_loadl_pi): Likewise.
5638 (_mm_storeh_pi): Replace __v2si with __v2sf.
5639 (_mm_storel_pi): Likewise.
5641 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5642 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5643 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5644 __builtin_ia32_loadlpd.
5646 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5648 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5649 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5650 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5651 (ix86_init_mmx_sse_builtins): Updated.
5652 (ix86_expand_args_builtin): Likewise.
5653 (ix86_expand_builtin): Likewise.
5654 (ix86_expand_unop1_builtin): Renamed to ...
5655 (ix86_expand_unop_vec_merge_builtin): This.
5657 2008-05-01 Jan Hubicka <jh@suse.cz>
5660 * ipa-inline.c (inline_generate_summary): Make static.
5661 (inline_transform): Do not call inlining at -O0; make static.
5662 * passes.c (execute_todo): Add sanity check.
5663 (execute_one_ipa_transform_pass): Execute proper flags.
5665 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5667 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5668 (DECL_NONADDRESSABLE_P): Likewise.
5669 * alias.c (record_component_aliases): Fix comment.
5671 2008-05-01 Simon Baldwin <simonb@google.com>
5673 * c-common.h (warn_array_subscript_range): New function.
5674 * c-common.c (warn_array_subscript_range): Ditto.
5675 * tree-vrp.c (check_array_ref): Corrected code to agree with
5676 comment, ignoring only arrays of size 0 or size 1.
5677 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5679 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5681 * config/i386/i386.c (ix86_builtin_type): Replace
5682 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5683 (bdesc_args): Updated.
5684 (ix86_init_mmx_sse_builtins): Likewise.
5685 (ix86_expand_args_builtin): Likewise.
5687 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5690 * doc/extend.texi: Correct __builtin_ia32_palignr.
5692 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5695 * config/i386/i386.c (bdesc_crc32): Removed.
5696 (ix86_expand_crc32): Likewise.
5697 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5698 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5699 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5700 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5701 UINT_FTYPE_UINT_UCHAR.
5702 (bdesc_args): Updated. Add crc32 builtins.
5703 (ix86_init_mmx_sse_builtins): Updated.
5704 (ix86_expand_args_builtin): Updated to support subreg.
5706 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5708 2008-05-01 Jan Hubicka <jh@suse.cz>
5710 * tree-pass.h (opt_pass): Add IPA_PASS.
5711 (varpool_node, cgraph_node): Forward declare.
5712 (ipa_opt_pass): Define.
5713 (pass_ipa_inline): Turn into ipa_opt_pass.
5714 (pass_apply_inline): Remove.
5715 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5716 (apply_inline): Turn into ....
5717 (inline_transform): ... this one.
5718 (inline_generate_summary): New function.
5719 (pass_apply_inline): Remove.
5720 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5722 (struct function): Add ipa_transforms_to_apply.
5723 * passes.c (register_one_dump_file): Work on IPA_PASS.
5724 (init_optimization_passes): Remove pass_inline_parameters and
5726 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5727 (execute_one_pass) ... here; apply transforms when possible.
5728 (add_ipa_transform_pass, execute_ipa_summary_asses,
5729 execute_one_ipa_transform_pass): New.
5730 (execute_ipa_pass_list): Update for IPA_PASS type.
5732 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5734 * config/i386/i386.c (ix86_builtin_type): Add
5735 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5736 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5737 (bdesc_args): Add SSE4a builtins.
5738 (ix86_init_mmx_sse_builtins): Updated.
5739 (ix86_expand_args_builtin): Likewise.
5740 (ix86_expand_builtin): Likewise.
5742 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5744 * config/i386/i386.c (ix86_builtin_type): Add
5745 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5746 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5747 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5748 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5749 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5750 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5751 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5752 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5753 and DI_FTYPE_DI_DI_INT.
5754 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5755 (ix86_init_mmx_sse_builtins): Updated.
5756 (ix86_expand_args_builtin): Likewise.
5757 (ix86_expand_builtin): Likewise.
5758 (ix86_expand_binop_imm_builtin): Removed.
5760 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5762 2008-04-30 Richard Guenther <rguenther@suse.de>
5764 PR tree-optimization/32921
5765 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5767 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5769 * config/arm/arm.c (arm_unwind_emit): Use
5770 crtl->all_throwers_are_sibcalls instead of
5771 cfun->all_throwers_are_sibcalls.
5772 (arm_output_fn_unwind): Likewise.
5773 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5774 instead of cfun->uses_pic_offset_table.
5775 (frv_expand_prologue): Likewise.
5776 (frv_frame_pointer_required): Likewise.
5777 (frv_expand_fdpic_call): Likewise.
5778 (frv_emit_movsi): Likewise.
5779 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5780 cfun->returns_pcc_struct instead of
5781 current_function_returns_pcc_struct.
5782 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5783 instead of cfun->calls_eh_return.
5784 (m32c_pushm_popm): Likewise.
5785 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5786 "extern" declaration.
5788 2008-04-30 Richard Guenther <rguenther@suse.de>
5790 PR tree-optimization/21636
5791 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5793 (evaluate_stmt): Print the likely value.
5794 (ccp_visit_stmt): Avoid excessive vertical spacing.
5796 2008-04-30 Rafael Espindola <espindola@google.com>
5798 * builtins.c (fold_call_expr): Return realret.
5799 * tree-ssa-threadedge.c
5800 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5801 __builtin_object_size.
5803 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5805 * gcc.c (wrapper_string): New variable.
5806 (insert_wrapper): New function.
5807 (execute): New option -wrapper.
5808 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5810 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5812 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5813 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5814 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5816 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5817 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5818 config/rs6000/e500crtres64gprctr.asm,
5819 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5820 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5821 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5822 config/rs6000/e500crtsav64gprctr.asm,
5823 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5824 config/rs6000/e500crtsavg64gprctr.asm: New files.
5825 * config/rs6000/t-ppccomm: Add build rules for new files.
5826 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5827 * config/rs6000/t-netbsd: Add build rules for new files.
5828 (LIB2FUNCS_STATIC_EXTRA): New variable.
5829 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5830 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5831 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5833 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5835 * config/i386/i386.c (ix86_builtin_type): Add
5836 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5837 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5838 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5839 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5840 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5841 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5842 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5843 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5844 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5845 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5846 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5847 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5848 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5849 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5850 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5851 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5852 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5853 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5854 V1DI_FTYPE_V2SI_V2SI.
5855 (bdesc_2arg): Moved to ...
5857 (ix86_init_mmx_sse_builtins): Updated.
5858 (ix86_expand_args_builtin): Updated. Take a pointer
5859 to const struct builtin_description. Handle comparison
5861 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5862 (ix86_expand_builtin): Updated.
5864 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5865 (ssse3_pmaddubsw128): This.
5866 (ssse3_pmaddubswv4hi3): Renamed to ...
5867 (ssse3_pmaddubsw): This.
5869 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5870 (__builtin_ia32_packssdw128): Likewise.
5871 (__builtin_ia32_packuswb128): Likewise.
5872 (__builtin_ia32_pmaddubsw): Likewise.
5873 (__builtin_ia32_pmaddubsw128): Likewise.
5875 2008-04-30 Richard Guenther <rguenther@suse.de>
5877 PR tree-optimization/14847
5878 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5879 (recognize_bits_test): Use it.
5880 (recognize_single_bit_test): Likewise.
5882 2008-04-30 Martin Jambor <mjambor@suse.cz>
5884 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5885 instead of setting number of formal parameters to zero.
5886 (ipcp_init_stage): Do not set the number of actual parameters to zero
5888 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5889 which are called with variable number of arguments.
5890 (ipcp_insert_stage): Explicitely skipping all nodes which are
5891 called with variable number of arguments.
5892 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5893 number of parameters.
5895 * ipa-prop.h (struct ipa_node_params): Added flag
5896 called_with_var_arguments
5897 (ipa_set_param_count): Added. Changed sole setter to use it.
5898 (ipa_get_param_count): Added. All readers of param_count
5899 converted to use it instead.
5900 (ipa_set_called_with_variable_arg): Added.
5901 (ipa_is_called_with_var_arguments): Added.
5902 (ipa_get_ith_param): Added. All readers of param_decls converted
5904 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5906 (ipa_get_cs_argument_count): Added, all readers of argument_count
5908 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5911 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5912 (struct ipcp_lattice): Renamed cval_type to type
5913 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5915 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5916 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5917 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5918 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5919 (build_const_val): Changed the type of parameter cvalue to tree
5920 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5921 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5923 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5926 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5927 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5928 (ipa_add_method): Renamed to ipa_push_func_to_list
5929 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5930 (ipa_callsite_param_count): Removed.
5931 (ipa_callsite_param_count_set): Removed.
5932 (ipa_callsite_param): Removed.
5933 (ipa_callsite_callee): Removed.
5934 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5935 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5936 (ipa_method_formal_count): Removed.
5937 (ipa_method_formal_count_set): Removed.
5938 (ipa_method_get_tree): Removed.
5939 (ipa_method_tree_map_create): Removed.
5940 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5941 (ipa_create_param_decls_array): Creates the array itself
5942 (ipa_create_param_decls_array): Temporary variable info instead of
5944 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5945 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5946 (get_type): Removed.
5947 (ipa_jf_get_info_type): Removed.
5948 (ipa_node_create): Renamed to ipa_create_node_params
5949 (ipa_free): Renamed to ipa_free_all_node_params
5950 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5951 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5952 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5953 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5954 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5955 ipa_free_all_edge_args
5956 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5957 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5958 (ipa_create_methodlist_node): Removed.
5959 (ipa_methodlist_method): Removed.
5960 (ipa_methodlist_method_set): Removed.
5961 (ipa_methodlist_next_method): Removed.
5962 (ipa_methodlist_next_method_set): Removed.
5963 (ipa_method_is_modified): Removed.
5964 (ipa_method_modify_create): Removed.
5965 (ipa_method_modify_init): Temporary variable info instead of a few
5967 (ipa_detect_param_modifications): Temporary variable info instead of
5969 (ipa_compute_jump_functions): Temporary variable info instead of
5971 (ipa_method_modify_set): Removed.
5972 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5973 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5974 than craph_node as the first parameter.
5975 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5976 (ipa_method_modify_init): Removed.
5977 (ipa_compute_jump_functions): Added a temp variable instead of
5978 repeatadly dereferencing the cgraph_edge.aux pointer
5979 (ipa_callsite_param_set_type): Removed.
5980 (ipa_compute_jump_functions): i renamed to index and moved to
5982 (ipa_callsite_param_set_info_type_formal): Removed.
5983 (ipa_callsite_param_set_info_type): Removed.
5984 (ipa_callsite_param_map_create): Removed.
5985 (ipa_callsite_tree): Removed.
5986 (ipa_callsite_caller): Removed.
5987 (ipa_pop_func_from_list): return_method removed to return_func
5989 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
5990 prefixed all values with IPA_. Changed all users.
5991 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
5992 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
5993 and FORMAL_IPATYPE IPA_PASS_THROUGH.
5994 (union parameter_info): Renamed to jump_func_value.
5995 (union jump_func_value): Renamed value to constant
5996 (struct ipa_jump_func): Renamed info_type to value
5997 (struct ipa_node): Renamed to ipa_node_params
5998 (struct ipa_node_params): Renamed ipa_arg_num to param_count
5999 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6000 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6001 (struct ipa_edge): Renamed to ipa_edge_args
6002 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6003 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6004 (struct ipa_methodlist): Renamed to ipa_func_list
6005 (struct ipa_func_list): method_p renamed to node, next_method
6007 (ipa_methodlist_p): Removed, switched all users to struct pointer
6008 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6010 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6012 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6013 (rs6000_emit_epilogue): Use backchain to restore only when we
6014 have a large frame. Make use of frame pointer to restore if we
6015 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6017 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6019 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6020 Add mode to zero_extract.
6021 (sign bit tests peepholes): (Ditto.).
6023 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6025 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6026 Instructions in comments with SSE3.
6027 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6028 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6029 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6030 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6031 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6032 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6033 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6034 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6035 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6036 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6037 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6038 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6039 (bdesc_sse_args): Renamed to ...
6040 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6041 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6042 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6044 (bdesc_1arg): Moved to ...
6046 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6047 Instructions in comments with SSE3.
6048 (ix86_expand_sse_operands_builtin): Renamed to ...
6049 (ix86_expand_args_builtin): This. Updated.
6050 (ix86_expand_unop1_builtin): Update comments.
6051 (ix86_expand_builtin): Updated.
6053 2008-04-29 Richard Guenther <rguenther@suse.de>
6055 PR tree-optimization/36078
6056 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6057 Update virtual SSA form after cleaning up the CFG.
6059 2008-04-29 Richard Guenther <rguenther@suse.de>
6062 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6064 2008-04-29 Richard Guenther <rguenther@suse.de>
6066 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6067 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6068 (compute_flow_insensitive_aliasing): Do not treat
6069 PTR_IS_REF_ALL pointers special.
6070 (get_smt_for): Likewise.
6071 (may_alias_p): Re-structure.
6072 (is_escape_site): A ref-all pointer conversion is not an escape site.
6073 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6074 PTR_IS_REF_ALL pointers special.
6075 * tree-ssa-structalias.h (struct alias_info): Remove
6076 ref_all_symbol_mem_tag field.
6077 (PTR_IS_REF_ALL): Remove.
6079 2008-04-29 Richard Guenther <rguenther@suse.de>
6082 * fold-const.c (extract_muldiv_1): In combining division constants
6083 make sure to never overflow.
6085 2008-04-29 Nick Clifton <nickc@redhat.com>
6087 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6089 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6092 * optc-gen.awk: Work around HP-UX/IA awk bug.
6094 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6096 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6099 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6102 * config/i386/i386.md
6103 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6104 Change operand 1 predicate to nonimmediate_operand.
6106 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6109 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6111 * gengtype.c (walk_type, write_func_for_structure): Handle
6113 * doc/gty.texi: Document chain_circular.
6115 2008-04-28 Richard Guenther <rguenther@suse.de>
6117 PR tree-optimization/36066
6118 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6121 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6124 * config/i386/i386.md
6125 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6126 Use match_scratch instead of match_operand for operands 3 and 4.
6128 2008-04-27 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/18754
6131 PR tree-optimization/34223
6132 * tree-pass.h (pass_complete_unrolli): Declare.
6133 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6134 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6135 Rewrite loop into loop closed SSA form if it is not already.
6136 (tree_unroll_loops_completely): Re-structure to iterate over
6137 innermost loops with intermediate CFG cleanups.
6138 Unroll outermost loops only if requested or the code does not grow
6140 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6141 loops are available.
6142 (tree_vectorize): Instead do so here.
6143 (tree_complete_unroll): Also unroll outermost loops.
6144 (tree_complete_unroll_inner): New function.
6145 (gate_tree_complete_unroll_inner): Likewise.
6146 (pass_complete_unrolli): New pass.
6147 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6148 uses outside of the loop.
6149 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6150 form if it is available.
6151 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6152 * passes.c (init_optimization_passes): Schedule complete inner
6153 loop unrolling pass before the first CCP pass after final inlining.
6155 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6157 * targhooks.h (default_emutls_var_fields,
6158 default_emutls_var_init): Declare.
6159 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6160 * target.h (struct gcc_target): Add struct emutls member.
6161 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6162 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6163 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6164 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6165 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6166 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6167 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6168 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6169 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6170 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6171 emit debug information.
6172 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6173 * varasm.c: Include targhooks.h.
6174 (emutls_object_section, emutls_tmpl_section): New.
6175 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6176 (EMUTLS_SEPARATOR): New.
6178 (get_emutls_object_name): New.
6179 (default_emutls_var_fields): New, broken out of ...
6180 (get_emutls_object_type): ... here. Adjust to use target hooks.
6181 (get_emutls_init_templ_addr): Adjust to use target hooks.
6182 (emutls_decl): Adjust to use target hooks.
6183 (emutls_finish): Likewise.
6184 (default_emutls_var_init): New, broken out of ...
6185 (assemble_variable): ... here. Adjust to use target hooks.
6186 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6188 * c-common.c (handle_section_attribute): Prevent overriding
6189 sections for emulated tls with special sections.
6190 * config/i386/i386.c (x86_64_elf_select_section): Add
6191 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6192 (x86_64_elf_unique_section): Likewise.
6193 * config/vxworks.c: Include tree.h.
6194 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6195 (vxworks_override_options): Set TLS scheme.
6196 * doc/tm.texi (Emulated TLS): New node.
6198 2008-04-26 Simon Baldwin <simonb@google.com>
6201 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6202 with propagated string constants.
6204 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6206 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6207 constraint for operand 2 when operand 0 is memory operand.
6208 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6209 operand 0 is memory operand.
6210 (fix_trunc<mode>_i387_with_temp): Ditto.
6211 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6212 operand 2 when operand 1 is memory operand.
6213 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6214 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6215 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6216 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6217 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6218 operands 2,3 and 4 when operand 1 is memory operand.
6219 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6221 (fistdi2_floor_with_temp): Ditto.
6222 (fist<mode>2_floor_with_temp): Ditto.
6223 (fistdi2_ceil_with_temp): Ditto.
6224 (fist<mode>2_ceil_with_temp): Ditto.
6225 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6227 2008-04-26 David Daney <ddaney@avtrex.com>
6229 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6231 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6232 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6233 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6234 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6235 (compare_and_swap_12): New insn.
6236 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6237 * config/mips/mips.c (mips_force_binary): New function.
6238 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6239 (mips_expand_compare_and_swap_12): New function.
6240 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6242 2008-04-25 Jan Hubicka <jh@suse.cz>
6245 * cfgexpand.c (pass_expand): Turn into RTL pass.
6246 * passes.c (execute_one_pass): Do pass typechecking after execution.
6247 * tree-pass.h (pass_expand): Turn into RTL pass.
6249 * function.h (struct rtl_data): Move here fields
6250 accesses_prior_frames, calls_eh_return, saves_all_registers,
6251 has_nonlocal_goto, has_asm_statement, is_thunk,
6252 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6253 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6254 arg_pointer_save_area_init from struct function; turn into bool.
6255 (struct function): Move
6256 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6257 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6258 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6259 tail_call_emit, arg_pointer_save_area_init
6260 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6261 (current_function_returns_struct, current_function_returns_pcc_struct,
6262 current_function_calls_setjmp, current_function_calls_alloca,
6263 current_function_accesses_prior_frames,
6264 current_function_calls_eh_return, current_function_is_thunk,
6265 current_function_stdarg, current_function_profile,
6266 current_function_limit_stack, current_function_uses_pic_offset_table,
6267 current_function_uses_const_pool, current_function_has_nonlocal_label,
6268 current_function_saves_all_registers,
6269 current_function_has_nonlocal_goto,
6270 current_function_has_asm_statement): Remove accesor macros.
6271 * ra-conflict.c (global_conflicts): Update.
6272 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6273 (suitable_for_tail_call_opt_p): Update.
6274 * builtins.c (expand_builtin_return_addr): Update.
6275 (expand_builtin_setjmp_setup): Update.
6276 (expand_builtin_nonlocal_goto): Update.
6277 * final.c (final_start_function): Update.
6278 (profile_function): Update.
6279 (leaf_function_p): Update.
6280 (only_leaf_regs_used): Update.
6281 * df-scan.c (df_get_exit_block_use_set): Update.
6282 * dojump.c (clear_pending_stack_adjust): Update.
6283 * tree-stdarg.c (gate_optimize_stdarg): Update.
6284 * gimple-low.c (lower_function_body): Update.
6285 * global.c (compute_regsets): Update.
6286 (global_alloc): Update.
6287 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6288 * expr.c (expand_assignment): Update.
6289 * dse.c (dse_step0): Update.
6290 (dse_step1): Update.
6291 * c-decl.c (store_parm_decls): Update.
6292 * local-alloc.c (combine_regs): Update.
6293 (find_free_reg): Update.
6294 * function.c (assign_parms_augmented_arg_list): Update.
6295 (assign_parm_find_data_types): Update.
6296 (assign_parms): Update.
6297 (allocate_struct_function): Update.
6298 (expand_function_start): Update.
6299 (expand_function_end): Update.
6300 (get_arg_pointer_save_area): Update.
6301 (thread_prologue_and_epilogue_insns): Update.
6302 (rest_of_match_asm_constraints): Update.
6303 * stor-layout.c (variable_size): Update.
6304 * gcse.c (gcse_main): Update.
6305 (bypass_jumps): Update.
6306 * gimplify.c (gimplify_function_tree): Update.
6307 * calls.c (emit_call_1): Update.
6308 (expand_call): Update.
6309 * bt-load.c (compute_defs_uses_and_gen): Update.
6310 * except.c (sjlj_assign_call_site_values): Update.
6311 (sjlj_emit_function_enter): Update.
6312 (can_throw_external): Update.
6313 (set_nothrow_function_flags): Update.
6314 (expand_builtin_unwind_init): Update.
6315 (expand_eh_return): Update.
6316 (convert_to_eh_region_ranges): Update.
6317 (output_function_exception_table): Update.
6318 * emit-rtl.c (gen_tmp_stack_mem): Update.
6319 * cfgexpand.c (expand_used_vars): Update.
6320 (tree_expand_cfg): Update.
6321 * cfgcleanup.c (rest_of_handle_jump): Update.
6322 * explow.c (allocate_dynamic_stack_space): Update.
6323 * varasm.c (assemble_start_function): Update.
6324 (force_const_mem): Update.
6325 (mark_constant_pool): Update.
6326 * tree-optimize.c (tree_rest_of_compilation): Update.
6327 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6328 * tree-cfg.c (notice_special_calls): Update.
6329 (is_ctrl_altering_stmt): Update.
6330 (tree_can_make_abnormal_goto): Update.
6331 (tree_purge_dead_abnormal_call_edges): Update.
6332 * config/alpha/predicates.md: Update.
6333 * config/alpha/alpha.c (alpha_sa_mask): Update.
6334 (alpha_sa_size): Update.
6335 (alpha_does_function_need_gp): Update.
6336 (alpha_expand_prologue): Update.
6337 (alpha_start_function): Update.
6338 (alpha_output_function_end_prologue): Update.
6339 (alpha_expand_epilogue): Update.
6340 * config/frv/frv.c (frv_stack_info): Update.
6341 (frv_expand_epilogue): Update.
6342 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6343 (s390_register_info): Update.
6344 (s390_frame_info): Update.
6345 (s390_init_frame_layout): Update.
6346 (s390_can_eliminate): Update.
6347 (save_gprs): Update.
6348 * config/spu/spu.c (spu_split_immediate): Update.
6349 (need_to_save_reg): Update.
6350 (spu_expand_prologue): Update.
6351 (spu_expand_epilogue): Update.
6352 * config/sparc/sparc.md: Update.
6353 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6354 (sparc_tls_got): Update.
6355 (legitimize_pic_address): Update.
6356 (sparc_emit_call_insn): Update.
6357 (sparc_expand_prologue): Update.
6358 (output_return): Update.
6359 (print_operand): Update.
6360 (sparc_function_ok_for_sibcall): Update.
6361 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6362 * config/m32r/m32r.md: Update.
6363 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6364 (m32r_compute_frame_size): Update.
6365 (m32r_expand_prologue): Update.
6366 (m32r_expand_epilogue): Update.
6367 (m32r_legitimize_pic_address): Update.
6368 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6369 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6370 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6372 (ix86_save_reg): Update.
6373 (ix86_compute_frame_layout): Update.
6374 (ix86_expand_prologue): Update.
6375 (ix86_expand_epilogue): Update.
6376 * config/sh/sh.c (output_stack_adjust): Update.
6377 (calc_live_regs): Update.
6378 (sh5_schedule_saves): Update.
6379 (sh_expand_prologue): Update.
6380 (sh_expand_epilogue): Update.
6381 (sh_setup_incoming_varargs): Update.
6382 (sh_allocate_initial_value): Update.
6383 (sh_get_pr_initial_val): Update.
6384 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6385 * config/sh/sh.md (label:): Update.
6386 * config/avr/avr.c (out_movhi_mr_r): Update.
6387 * config/crx/crx.h (enum): Update.
6388 * config/xtensa/xtensa.h (along): Update.
6389 * config/stormy16/stormy16.c Update.
6390 (xstormy16_compute_stack_layout): Update.
6391 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6392 (fr30_expand_prologue): Update.
6393 * config/cris/cris.c (cris_conditional_register_usage): Update.
6394 (cris_reg_saved_in_regsave_area): Update.
6395 (cris_initial_frame_pointer_offset): Update.
6396 (cris_simple_epilogue): Update.
6397 (cris_expand_prologue): Update.
6398 (cris_expand_epilogue): Update.
6399 (cris_expand_pic_call_address): Update.
6400 (cris_asm_output_symbol_ref): Update.
6401 (cris_asm_output_label_ref): Update.
6402 * config/cris/cris.md Update.
6403 * config/iq2000/iq2000.c (compute_frame_size): Update.
6404 (iq2000_expand_epilogue): Update.
6405 * config/mt/mt.h (save_direction): Update.
6406 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6407 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6408 (ia64_secondary_reload_class): Update.
6409 * config/m68k/m68k.c (m68k_save_reg): Update.
6410 (m68k_expand_prologue): Update.
6411 (m68k_expand_epilogue): Update.
6412 (legitimize_pic_address): Update.
6413 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6414 (first_reg_to_save): Update.
6415 (first_altivec_reg_to_save): Update.
6416 (compute_vrsave_mask): Update.
6417 (compute_save_world_info): Update.
6418 (rs6000_stack_info): Update.
6419 (spe_func_has_64bit_regs_p): Update.
6420 (rs6000_ra_ever_killed): Update.
6421 (rs6000_emit_eh_reg_restore): Update.
6422 (rs6000_emit_allocate_stack): Update.
6423 (rs6000_emit_prologue): Update.
6424 (rs6000_emit_epilogue): Update.
6425 (rs6000_output_function_epilogue): Update.
6426 (output_profile_hook): Update.
6427 (rs6000_elf_declare_function_name): Update.
6428 * config/rs6000/rs6000.h (rs6000_args): Update.
6429 * config/rs6000/rs6000.md: Update.
6430 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6431 * config/arc/arc.c (arc_output_function_epilogue): Update.
6432 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6433 * config/darwin.c (machopic_function_base_name): Update.
6434 * config/score/score3.c (score3_compute_frame_size): Update.
6437 (score3_epilogue): Update.
6438 * config/score/score7.c (score7_compute_frame_size): Update.
6439 (score7_prologue): Update.
6440 (score7_epilogue): Update.
6441 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6442 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6443 * config/arm/arm.c (use_return_insn): Update.
6444 (require_pic_register): Update.
6445 (arm_load_pic_register): Update.
6446 (arm_compute_save_reg0_reg12_mask): Update.
6447 (arm_compute_save_reg_mask): Update.
6448 (thumb1_compute_save_reg_mask): Update.
6449 (output_return_instruction): Update.
6450 (arm_output_function_prologue): Update.
6451 (arm_output_epilogue): Update.
6452 (arm_get_frame_offsets): Update.
6453 (arm_expand_prologue): Update.
6454 (thumb_pushpop): Update.
6455 (thumb_exit): Update.
6456 (thumb1_expand_prologue): Update.
6457 (thumb1_expand_epilogue): Update.
6458 (arm_unwind_emit): Update.
6459 (arm_output_fn_unwind): Update.
6460 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6461 * config/arm/arm.md: Update.
6462 * config/pa/pa.md: Update.
6463 * config/pa/pa.c (legitimize_pic_address): Update.
6464 (compute_frame_size): Update.
6465 (hppa_expand_prologue): Update.
6466 (hppa_expand_epilogue): Update.
6467 (borx_reg_operand): Update.
6468 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6469 (HARD_REGNO_RENAME_OK): Update.
6470 * config/mips/mips.c (mips_global_pointer): Update.
6471 (mips_save_reg_p): Update.
6472 (mips_compute_frame_info): Update.
6473 (mips_frame_pointer_required): Update.
6474 (mips_expand_prologue): Update.
6475 (mips_expand_epilogue): Update.
6476 (mips_can_use_return_insn): Update.
6477 (mips_reorg_process_insns): Update.
6478 * config/v850/v850.c (compute_register_save_size): Update.
6479 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6480 * config/mmix/mmix.c (along): Update.
6481 (mmix_expand_epilogue): Update.
6482 * config/bfin/bfin.c (legitimize_pic_address): Update.
6483 (must_save_p): Update.
6484 (stack_frame_needed_p): Update.
6485 (add_to_reg): Update.
6486 (bfin_expand_prologue): Update.
6487 * stmt.c (expand_asm_operands): Update.
6488 * reload1.c (reload): Update.
6489 (init_elim_table): Update.
6491 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6493 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6495 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6497 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6498 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6499 (mov<mode>): Removed.
6500 (*movv4sf_internal): Likewise.
6501 (*movv2df_internal): Likewise.
6503 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6505 * config.gcc (crx-*-elf): Remove deprecation.
6507 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6509 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6510 __gcc_deregister_frame with atexit.
6511 (deregister_frame_dtor): Remove.
6513 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6514 Nathan Sidwell <nathan@codesourcery.com>
6516 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6518 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6519 (rs6000_isel): Likewise.
6520 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6521 (rs6000_isel): New variable.
6522 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6524 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6527 * c-common.c (handle_vector_size_attribute): Call
6528 lang_hooks.types.reconstruct_complex_type instead of
6529 reconstruct_complex_type.
6530 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6531 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6532 * langhooks.h (struct lang_hooks_for_types): Add
6533 reconstruct_complex_type hook.
6534 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6535 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6537 2008-04-24 Richard Guenther <rguenther@suse.de>
6539 * c-common.h (check_builtin_function_arguments): Declare.
6540 * c-common.c (validate_nargs): New function.
6541 (check_builtin_function_arguments): Likewise.
6542 * c-typeck.c (build_function_call): Call
6543 check_builtin_function_arguments.
6544 * builtins.c (fold_builtin_classify): Remove error reporting code.
6545 (fold_builtin_unordered_cmp): Likewise.
6546 (fold_builtin_1): Likewise.
6547 (fold_builtin_n): Likewise.
6549 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6551 PR tree-optimization/36008
6552 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6553 the original op1, rather than delta by step.
6555 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6556 Sebastian Pop <sebastian.pop@amd.com>
6558 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6559 eliminate_local_variables_stmt, eliminate_local_variables,
6560 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6561 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6562 of code delimited by two edges in the CFG.
6563 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6564 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6565 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6566 the case of parallelisation of reductions.
6567 (expr_invariant_in_region_p): New.
6569 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6570 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6572 2008-04-24 Ira Rosen <irar@il.ibm.com>
6573 Richard Guenther <rguenther@suse.de>
6575 PR tree-optimization/36034
6576 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6577 incapable of dealing with loads with gaps.
6579 2008-04-24 Rafael Espindola <espindola@google.com>
6581 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6582 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6583 vrp_evaluate_conditional.
6584 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6585 (vrp_evaluate_conditional): Split the cond argument.
6586 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6587 (simplify_stmt_for_jump_threading): Update call to
6588 vrp_evaluate_conditional.
6590 2008-04-24 Ira Rosen <irar@il.ibm.com>
6592 PR tree-optimization/35982
6593 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6594 interleaved data-refs are of the same type.
6596 2008-04-24 Danny Smith <dannysmith@users.net>
6598 * c-format.c (check_format_info_main): Use strncmp rather than a
6599 magic prefix to handle multichar length specs.
6600 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6601 Don't prefix "I64" and "I32" with '\0'.
6603 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6606 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6607 in registers for -m32 only if stdarg_p (fntype).
6609 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6611 PR rtl-optimization/36006
6612 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6613 temp to op0 in order to avoid invalid rtx sharing.
6615 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6617 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6618 check TREE_INVARIANT.
6619 * tree-gimple.c (is_gimple_address): New.
6620 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6621 * tree-gimple.h (is_gimple_address): New.
6622 * tree.h (decl_address_invariant_p): New.
6623 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6624 (build_string): Likewise.
6625 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6626 (tree_invariant_p_1): Likewise.
6627 (save_expr): Use it.
6628 (tree_invariant_p): New.
6629 (skip_simple_arithmetic): Use it.
6630 (stabilize_reference_1): Use it.
6631 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6633 (build1_stat): Drop code to compute TREE_INVARIANT.
6634 (build2_stat): Drop code to compute TREE_INVARIANT.
6635 (build3_stat): Drop code to compute TREE_INVARIANT.
6636 (build4_stat): Drop code to compute TREE_INVARIANT.
6637 (build5_stat): Drop code to compute TREE_INVARIANT.
6638 (build7_stat): Drop code to compute TREE_INVARIANT.
6639 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6640 * tree.h (struct tree_base): Remove invariant_flag.
6641 (TREE_INVARIANT): Remove.
6642 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6643 (fold_builtin_expect): Check TREE_CONSTANT.
6644 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6645 * c-tree.h (c_expr_to_decl): Drop third parameter.
6646 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6647 (build_c_cast): Don't set TREE_INVARIANT.
6648 (pop_init_level): Don't set TREE_INVARIANT.
6649 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6650 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6652 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6653 (gimplify_addr_expr): Adjust comment.
6654 * tree-mudflap.c (mf_build_string):
6655 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6656 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6657 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6658 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6659 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6660 * langhooks.h (struct lang_hooks): Drop third parameter from
6663 2008-04-23 Richard Guenther <rguenther@suse.de>
6665 PR tree-optimization/27799
6666 PR tree-optimization/32921
6667 PR tree-optimization/32624
6668 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6669 SMTs aliases and the tag itself into the solution.
6670 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6671 merge the points-to solution back into the SMT aliases.
6672 (may_alias_p): Use alias_set_subset_of instead of
6673 aliases_conflict_p. A pointer which points to
6674 memory with alias set zero may access any variable.
6676 2008-04-23 Richard Guenther <rguenther@suse.de>
6678 * alias.c (alias_set_subset_of): Correctly handle asking
6679 if zero is a subset of an alias set with zero child.
6680 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6681 (compute_flow_insensitive_aliasing): Correctly walk all
6682 pointers. Do not unnecessarily union sets.
6684 2008-04-23 Richard Guenther <rguenther@suse.de>
6687 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6689 2008-04-22 Tomas Bily <tbily@suse.cz>
6691 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6693 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6695 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6696 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6697 * tree-inline.c (estimate_num_insns_1): Likewise.
6698 * varasm.c (const_hash_1, compare_constant, copy_constant)
6699 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6700 * emit-rtl.c (component_ref_for_mem_expr)
6701 (set_mem_attributes_minus_bitpos): Likewise.
6702 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6703 (is_aligning_offset): Likewise.
6704 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6705 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6706 * dojump.c (do_jump): Likewise.
6707 * builtins.c (get_pointer_alignment, get_memory_rtx)
6708 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6709 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6711 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6713 PR rtl-optimization/36017
6714 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6715 expanding the library call.
6717 2008-04-22 Ian Lance Taylor <iant@google.com>
6719 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6722 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6724 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6725 of LR/CTR moves for Power6.
6727 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6730 * passes.c (init_optimization_passes): Remove
6731 pass_fast_rtl_byte_dce.
6733 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6736 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6737 builtin functions to generate faster code.
6738 (_mm_cvtpu16_ps): Ditto.
6739 (_mm_cvtpi32x2_ps): Ditto.
6741 2008-04-22 Nick Clifton <nickc@redhat.com>
6743 * common.opt (ftree-loop-distribution): Add Optimization
6746 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6747 (frv_expand_builtin_va_start): Likewise.
6749 * config/arm/arm.c (thumb_find_work_register): Fix location of
6750 argument register count.
6752 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6754 Support scheduling for ColdFire V1 and V3 microarchitecture.
6755 Improve scheduling of multiplication instructions.
6757 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6758 (mac): New instruction attribute.
6759 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6760 (m68k_sched_mac): New variable.
6761 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6762 Handle cfv1 and cfv3.
6763 (max_insn_size): New static variable.
6764 (struct _sched_ib): New type.
6765 (sched_ib): New static variable.
6766 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6767 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6768 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6770 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6771 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6772 new variables. Update.
6773 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6774 Add modeling of cfv3 instruction buffer. Update.
6775 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6776 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6777 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6778 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6779 a particular reservation applies to.
6780 (type2): Reorganize attribute values. Rename alu to alu_reg,
6781 alu_l to alu, move_l to omove. Join move to alu. Split mul
6783 (cf_ib_*): Simplify description of instruction buffer.
6784 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6785 (cf_mem): Split into cf_mem1 and cf_mem2.
6786 (cf_v2_move_??): Rename to cfv12_alu_??.
6787 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6788 (cf_v2_mul_??): Remove reservations.
6789 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6790 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6791 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6793 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6794 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6795 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6796 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6797 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6798 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6799 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6800 expansions of the above reservations for instructions of sizes
6803 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6805 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6807 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6809 * coverage.c: Include tree-pass.h.
6810 (coverage_counter_alloc): Print da_file_name to the dump file.
6812 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6814 * sbitmap.c (sbitmap_range_empty_p): New function.
6815 * sbitmap.h (sbitmap_range_empty_p): New function.
6816 * bitmap.h: Now includes obstack.h.
6818 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6819 Kenneth Zadeck <zadeck@naturalbridge.com>
6821 * dbgcnt.def (ra_byte_scan): Added.
6822 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6823 when the last hit happens for a counter.
6824 * timevar.def (TV_DF_BYTE_LR): New variable.
6825 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6826 * passes.c (pass_fast_rtl_byte_dce): New pass.
6827 * fwprop.c (update_df): Added mode to call df_ref_create.
6828 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6829 DF_REF_EXTRACT_OFFSET.
6830 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6831 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6833 (df_ref_extract): Added mode field.
6834 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6835 DF_REF_EXTRACT_OFFSET.
6836 (DF_REF_EXTRACT_MODE): New macro.
6837 (df_byte_lr_bb_info): New structure.
6838 (df_print_byte_regset, df_compute_accessed_bytes,
6839 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6840 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6841 df_byte_lr_simulate_uses,
6842 df_byte_lr_simulate_artificial_refs_at_top,
6843 df_byte_lr_simulate_artificial_refs_at_end,
6844 df_compute_accessed_bytes): New function.
6845 (df_ref_create): Add parameter.
6846 (df_byte_lr_get_bb_info): New inline function.
6847 * df-scan.c (df_ref_record, df_uses_record,
6848 df_ref_create_structure): Added mode parameter.
6849 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6850 df_defs_record, df_uses_record, df_get_conditional_uses,
6851 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6852 df_entry_block_defs_collect, df_exit_block_uses_collect):
6853 Added mode parameter to calls to df_ref_record, df_uses_record,
6854 df_ref_create_structure.
6855 (df_ref_equal_p, df_ref_compare): Added test for modes.
6856 (df_ref_create_structure): Added code to set mode. Renamed
6857 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6858 DF_REF_EXTRACT_OFFSET.
6859 * df-core.c (df_print_byte_regset): New function.
6860 * df-byte-scan.c: New file.
6861 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6862 calls to BITMAP_FREE.
6863 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6864 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6865 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6866 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6867 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6868 df_byte_lr_local_compute, df_byte_lr_init,
6869 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6870 df_byte_lr_transfer_function, df_byte_lr_free,
6871 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6872 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6873 df_byte_lr_simulate_uses,
6874 df_byte_lr_simulate_artificial_refs_at_top,
6875 df_byte_lr_simulate_artificial_refs_at_end): New function.
6876 * dce.c (byte_dce_process_block): New function.
6877 (dce_process_block): au is now passed in rather than computed
6878 locally. Changed loops that look at artificial defs to not look
6879 for conditional or partial ones, because there never are any.
6880 (fast_dce): Now is able to drive byte_dce_process_block or
6881 dce_process_block depending on the kind of dce being done.
6882 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6883 (rest_of_handle_fast_byte_dce): New function.
6884 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6885 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6887 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6890 * gcc.h: Added fortran options that take arguments to
6891 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6894 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6896 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6897 scalarization if on the LHS and not a full access.
6899 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6901 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6903 2008-04-18 Rafael Espindola <espindola@google.com>
6905 * tree-vrp.c (find_case_label_index): Fix the binary search.
6906 (find_case_label_range): New.
6907 (vrp_visit_switch_stmt): Use find_case_label_range.
6908 (simplify_switch_using_ranges): Use find_case_label_range.
6910 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6912 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6913 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6915 2008-04-18 Tom Tromey <tromey@redhat.com>
6918 * doc/cpp.texi (Implementation-defined behavior): Mention
6921 2008-04-18 Ian Lance Taylor <iant@google.com>
6923 * fold-const.c (pointer_may_wrap_p): New static function.
6924 (fold_comparison): Add another test for pointer overflow. Use
6925 pointer_may_wrap_p to disable some false positives.
6927 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6929 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6930 (fname_as_string): Match updated cpp_interpret_string prototype.
6931 (fix_string_type): Support char16_t* and char32_t*.
6932 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6933 derivative) nodes. Register as builtin if C++0x.
6934 (c_parse_error): Support CPP_CHAR{16,32}.
6935 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6936 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6937 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6938 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6939 CTI_CHAR32_ARRAY_TYPE>: New elements.
6940 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6941 char32_type_node, signed_char32_type_node, char16_array_type_node,
6942 char32_array_type_node): New defines.
6943 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6944 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6945 (lex_string): Support CPP_STRING{16,32}, match updated
6946 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6947 (lex_charconst): Support CPP_CHAR{16,32}.
6948 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6949 and CPP_STRING{16,32}.
6951 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6954 * aclocal.m4: Regenerate.
6955 * configure: Regenerate.
6957 2008-04-18 Jan Hubicka <jh@suse.cz>
6959 * except.c (dw2_size_of_call_site_table,
6960 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6962 * cgraphbuild.c (build_cgraph_edges): Update.
6963 * tree-pass.h: Update comment.
6964 * final.c (leaf_function_p): Update.
6965 (leaf_renumber_regs): Update.
6966 (rest_of_clean_state): Update.
6967 * omp-low.c (expand_omp_parallel): Update.
6968 * ipa-reference.c (analyze_function): Update.
6969 * reorg.c (find_end_label): Update.
6970 (optimize_skip): Update.
6971 (fill_simple_delay_slots): Update.
6972 (fill_simple_delay_slots): Update.
6973 (make_return_insns): Update.
6974 (dbr_schedule): Update.
6975 * gimple-low.c (record_vars_into): Update.
6976 * cfgbuild.c (make_edges): Update.
6977 * function.c (assign_stack_local): Update.
6978 (assign_parm_adjust_stack_rtl): Update.
6979 (locate_and_pad_parm): Update.
6980 (allocate_struct_function): Do not initialize stack_alignment_needed
6981 and preferred_stack_boundary here.
6982 (stack_protect_prologue): Update.
6983 (stack_protect_epilogue): Update.
6984 (expand_function_start): Initialize stack_alignment_needed,
6985 preferred_stack_boundary and max_jumptable_ents.
6986 (expand_function_end): Update.
6987 (free_after_compilation): Do not NULLify epilogue_delay_list.
6988 * function.h (struct rtl_data): Add stack_protect_guard,
6989 stack_alignment_needed,
6990 preferred_stack_boundary, epilogue_delay_list.
6991 (struct function): Remove value_histograms, stack_alignment_needed,
6992 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
6994 unexpanded_var_list, stack_protect_guard.
6995 (current_function_epilogue_delay_list): Remove.
6996 * ipa-type-escape.c (analyze_function): Update.
6997 * gimplify.c (pop_gimplify_context): Update comment.
6998 * calls.c (expand_call): Update.
6999 (emit_library_call_value_1): Update.
7000 * except.c (set_nothrow_function_flags): Update.
7001 * cfgexpand.c (get_decl_align_unit): Update.
7002 (create_stack_guard): Update.
7003 (estimated_stack_frame_size): Update.
7004 (expand_used_vars): Update.
7005 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7006 * explow.c (allocate_dynamic_stack_space): Update.
7007 * tree-ssa-live.c (remove_unused_locals): Update.
7008 * varasm.c (mark_constant_pool): Update.
7009 * tree-inline.c (remap_decls): Update.
7010 (initialize_cfun): Update.
7011 (declare_return_variable): Update.
7012 (inline_forbidden_p): Update.
7013 (expand_call_inline): Update.
7014 (declare_inline_vars): Update.
7015 (tree_function_versioning): Update.
7016 * tree-flow.h (value_histograms): New.
7017 (VALUE_HISTOGRAMS): New macro.
7018 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7020 * tree-cfg.c (set_bb_for_stmt): Update.
7021 (replace_by_duplicate_decl): Update.
7022 (move_block_to_fn): Update.
7023 (new_label_mapper): Update.
7024 (dump_function_to_file): Update.
7025 * ipa-struct-reorg.c (build_data_structure): Update.
7026 * cfgrtl.c (print_rtl_with_bb): Update.
7027 * reload1.c (reload): Update.
7029 * config/i386/i386.c (setup_incoming_varargs_64,
7030 ix86_compute_frame_layout): Update.
7031 * config/arc/arc.c (arc_output_function_epilogue): Update.
7033 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7035 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7036 for FreeBSD as well.
7037 * gthr-posix95.h: Likewise.
7039 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7041 PR rtl-optimization/35838
7042 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7043 out the byte offset of the first subreg.
7045 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7047 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7048 to split_ti instead of three separate calls with single member arrays.
7049 (subti3 splitter): Ditto.
7050 (adddi3 splitter): Ditto with split_di.
7051 (subdi3 splitter): Ditto.
7052 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7053 two separate calls with single member arrays. Swap match_dup
7054 operands 1 and 2 to better fit into the array.
7055 (negdi2 splitter): Ditto with split_di.
7056 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7057 two separate calls with single member arrays. Swap match_dup operands
7058 6 and 7 to better fit into the array.
7060 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7062 * config/i386/i386.c (sse_builtin_type): New.
7063 (bdesc_sse_args): Likewise.
7064 (bdesc_sse_3arg): Removed.
7065 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7066 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7067 IX86_BUILTIN_ROUNDPS.
7068 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7069 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7070 IX86_BUILTIN_ROUNDPS.
7071 (ix86_expand_sse_4_operands_builtin): Removed.
7072 (ix86_expand_sse_operands_builtin): New.
7073 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7074 and CODE_FOR_sse4_1_roundps.
7075 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7076 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7078 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7081 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7082 regs before frame pop when needed. If use_backchain_to_restore_sp
7083 then load backchain into a temp reg to restore vr and vrsave. Add
7084 code to restore vr after frame pop if possible.
7086 2008-04-17 Richard Guenther <rguenther@suse.de>
7088 * tree-vn.c (expressions_equal_p): Do not check type
7089 equality or compatibility before calling operand_equal_p.
7090 * fold-const.c (operand_equal_p): Check equivalence of
7091 integer constants before bailing out due to signedness or
7092 precision differences.
7093 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7094 spurious differences in type qualification. Ignore types
7095 for COMPONENT_REFs at all.
7097 2008-04-17 Christian Bruel <christian.bruel@st.com>
7099 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7100 msw_skip comparison.
7102 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7105 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7108 PR tree-optimization/35899
7109 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7110 rather than TREE_OPERAND.
7112 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7115 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7116 temporary registers. Change operand predicate to general_operand.
7117 (remainderxf3): Ditto.
7119 2008-04-16 Richard Guenther <rguenther@suse.de>
7121 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7122 * tree-affine.c (aff_combination_expand): Look through some
7125 2008-04-15 Doug Kwan <dougkwan@google.com>
7127 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7129 * tree-pretty-print.c (dump_generic_node): Ditto.
7130 * final.c (output_addr_const): Ditto.
7131 * dwarf2out.c (output_cfi): Ditto.
7132 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7133 * print-rtl.c (print_rtx): Ditto.
7134 * print-tree.c (print_node_brief, print_node): Ditto.
7135 * c-common.c (match_case_to_enum_1): Ditto.
7136 * sched-vis.c (print_value): Ditto.
7137 * config/i386/i386.c (print_operand): Cast to long unsigned int
7140 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7141 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7142 MS Windows VirtualProtect function.
7144 2008-04-15 Jan Hubicka <jh@suse.cz>
7146 * gengtype.c (write_root): Param_is argument is OK.
7147 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7148 * function.h: Include varray.h
7149 (rtl_eh): New stucture based on except.c one.
7150 (call_site_record): New forward declaration and vector type.
7151 * calls.c (emit_call_1): Do not call
7152 note_current_region_may_contain_throw.
7153 * except.c (eh_status): Remove cur_region, try_region since they are
7155 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7156 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7157 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7158 Remove call_site_data_used, call_site_data_size.
7159 Turn call_site_record into vector in function.h.
7160 (note_current_region_may_contain_throw): Remove.
7161 (get_exception_pointer, get_exception_filter): Do not take struct
7162 function argument; update.
7163 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7164 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7165 build_post_landing_pads, dw2_build_landing_pads,
7166 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7167 sjlj_emit_function_enter, sjlj_emit_function_enter,
7168 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7169 sjlj_build_landing_pads, finish_eh_generation,
7170 remove_exception_handler_label, remove_eh_handler,
7171 maybe_remove_eh_handler, add_reachable_handler,
7172 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7173 add_action_record, collect_one_action_chain, add_call_site,
7174 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7175 sjlj_output_call_site_table, output_function_exception_table,
7176 * except.h (note_current_region_may_contain_throw): Remove
7177 (get_exception_pointer, get_exception_filter): Do not take struct
7179 * Makefile.in (GTFILES): Put varargs before struct function.
7181 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7183 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7184 punt for STRING_CST.
7185 (get_constraint_for): Deal with STRING_CST here instead.
7187 2008-04-15 Richard Guenther <rguenther@suse.de>
7189 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7190 statements in a basic-block with a backward walk. Do not
7191 substitute into dead statements but instead remove those.
7193 2008-04-15 Richard Guenther <rguenther@suse.de>
7195 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7196 to zero, thus disable creation of SFTs.
7198 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7200 * tree-predcom.c (suitable_reference_p): Return false if the
7201 reference can throw.
7203 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7206 * c-decl.c (finish_decl): If extern or static var has variable
7207 size, set TREE_TYPE (decl) to error_mark_node.
7209 2008-04-15 Rafael Espindola <espindola@google.com>
7211 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7214 2008-04-15 Richard Guenther <rguenther@suse.de>
7216 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7217 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7218 (visit_reference_op_load): Do walk vuse-vdef chains on
7219 vn_reference_lookup.
7220 (visit_reference_op_store): But do not here.
7221 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7222 vn_reference_lookup.
7223 (vn_lookup_with_vuses): But do so here.
7225 2008-04-14 Ian Lance Taylor <iant@google.com>
7227 * fold-const.c (fold_overflow_warning): Remove assertion.
7229 2008-04-15 Ben Elliston <bje@au.ibm.com>
7231 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7232 temp1 local variables.
7234 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7237 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7238 ".text.unlikely" section as executable.
7240 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7242 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7243 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7244 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7245 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7246 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7247 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7248 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7250 2008-04-14 Ian Lance Taylor <iant@google.com>
7252 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7253 * fold-const.c (fold_comparison): If appropriate, test
7254 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7255 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7256 reassociating a pointer type.
7257 * doc/invoke.texi (Optimize Options): Document that
7258 -fstrict-overflow applies to pointer wraparound.
7260 2008-04-13 Jan Hubicka <jh@suse.cz>
7262 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7264 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7266 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7267 we are going to "save the world".
7269 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7271 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7272 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7273 operand 0 constraint, not "=".
7275 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7277 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7279 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7281 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7282 of size of positions_needed * CHAR_BIT.
7284 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7287 * dse.c (store_info): Change positions_needed to unsigned
7289 (lowpart_bitmask): New.
7290 (record_store): Cast to unsigned HOST_WIDE_INT for
7291 positions_needed. Assert width <= size of positions_needed *
7292 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7293 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7294 lowpart_bitmask to set mask.
7296 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7298 * config/bfin/constraints.md: New file.
7299 * config/bfin/bfin.md: Include it.
7300 (adddi3): Use satisfies_constraint functions instead of the old macros.
7301 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7302 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7303 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7304 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7305 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7306 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7307 EXTRA_CONSTRAINT): Delete.
7308 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7309 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7311 * config/bfin/bfin.c: Include "tm-constrs.h".
7312 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7313 Use satisfies_constraint functions instead of the old macros.
7314 * doc/md.texi (Blackfin Constraints): Update file name reference.
7316 2008-04-11 Richard Guenther <rguenther@suse.de>
7318 PR tree-optimization/35869
7319 * tree-vrp.c (execute_vrp): Move switch statement update after
7320 jump threading. Schedule another cfg cleanup run.
7322 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7325 * attribs.c (decl_attributes): Return early on errorneous node.
7327 2008-04-10 Oleg Ryjkov <olegr@google.com>
7329 * tree.h (struct tree_base): Added a new flag default_def_flag.
7330 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7332 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7334 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7336 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7339 * pa.md: Define mode iterator P. Define mode attribute dwc.
7340 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7341 (icacheflush): Likewise.
7342 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7343 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7345 2008-04-11 Ben Elliston <bje@au.ibm.com>
7347 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7349 2008-04-10 Rafael Espindola <espindola@google.com>
7351 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7352 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7353 (extract_range_from_expr): The same.
7355 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7357 * config/mips/mips.md (GPR2): New mode iterator.
7359 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7360 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7361 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7362 Rewrite these to take two modes, the mode of comparison and the
7363 mode of the destination.
7364 * config/mips/mips.c (mips_expand_scc): Instead of having
7365 paradoxical subreg as destination, expand "narrowing" scc if mode
7366 of comparison is SI and target is requested in DI mode.
7367 (mips_emit_int_order_test): Update comment. Make mode of
7368 comparison match CMP0 rather than TARGET. When creating inverse
7369 target use mode of TARGET.
7371 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7373 * gcov-dump.c (tag_summary): Only print summaries for the first
7374 GCOV_COUNTERS_SUMMABLE counters.
7376 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7378 * config/i386/i386.md (absneg): New code iterator.
7379 (absnegprefix): New code attribute.
7380 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7381 patterns using absneg code iterator.
7382 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7383 using absneg code iterator.
7384 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7385 *neg<mode>2 patterns using absneg code iterator.
7386 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7387 *negextendsfdf2 patterns using absneg code iterator.
7388 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7389 *negextendsfxf2 patterns using absneg code iterator.
7390 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7391 *negextendsfdf2 patterns using absneg code iterator.
7392 * config/i386/sse.md (<code><mode>2): Macroize expander from
7393 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7395 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7397 * config/s390/s390.h: Remove the remains of the recent search
7398 & replace action of current_function_outgoing_args_size.
7400 2008-04-10 Ira Rosen <irar@il.ibm.com>
7402 PR tree-optimization/35821
7403 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7404 NEW_STMT_LIST is not NULL.
7406 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7409 * toplev.c (process_options): Remove -ffunction-sections debugging
7412 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7414 PR middle-end/PR28690
7415 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7416 than gen_rtx_fmt_ee to perform more canonicalizations.
7418 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7421 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7423 2008-04-09 Richard Guenther <rguenther@suse.de>
7425 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7426 (dump_function_to_file): Dump function arguments with types.
7428 2008-04-08 Richard Guenther <rguenther@suse.de>
7430 * fold-const.c (fold_widened_comparison): Do not allow
7431 sign-changes that change the result.
7433 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7436 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7437 kinds of indirect references.
7439 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7441 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7442 GNU Fortran language string.
7444 2008-04-08 Rafael Espindola <espindola@google.com>
7446 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7447 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7448 * tree.h (tree_call_nonnegative_warnv_p): New.
7450 2008-04-08 Jan Hubicka <jh@suse.cz>
7452 * function.c (free_after_compilation): Clear out regno_reg_rtx
7455 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7458 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7460 PR middle-end/PR28690
7461 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7462 same precedence as REG_POINTER and MEM_POINTER operands.
7464 2008-04-08 Richard Guenther <rguenther@suse.de>
7467 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7468 for adding index to base.
7470 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7472 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7473 (MINGW_ENABLE_EXECUTE_STACK): New.
7474 (IN_LIBGCC2): For libgcc include windows.h file for
7475 function declarations.
7477 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7479 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7480 and tem2 if tem1 is not a REG or MULT.
7482 2008-04-08 Jan Hubicka <jh@suse.cz>
7484 * function.h (incomming_args): Break out of struct function.
7485 (function_subsections): Break out of struct function.
7486 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7487 return_rtx and hard_reg_initial_vals from struct function.
7488 Kill inl_max_label_num.
7489 (current_function_pops_args, current_function_args_info,
7490 current_function_args_size, current_function_args_size,
7491 current_function_pretend_args_size,
7492 current_function_outgoing_args_size,
7493 current_function_internal_arg_pointer, current_function_return_rtx):
7494 Kill compatibility accestor macros.
7495 * builtins.c (expand_builtin_apply_args_1): Update.
7496 (expand_builtin_next_arg): Update.
7497 * df-scan.c (df_get_call_refs): Update.
7498 * dbxout.c (dbxout_function_end): Update.
7499 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7500 (output_line_info): Update.
7501 (secname_for_decl): Update.
7502 (dwarf2out_var_location): Update.
7503 * function.c (free_after_compilation): Update.
7504 (assign_parm_find_stack_rtl): Update.
7505 (assign_parms): Update.
7506 (expand_dummy_function_end): Update.
7507 (expand_function_end): Update.
7508 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7509 (expand_call): Update.
7510 (emit_library_call_value_1): Update.
7511 (store_one_arg): Update.
7512 * varasm.c (initialize_cold_section_name): Update.
7513 (unlikely_text_section): Update.
7514 (unlikely_text_section_p): Update.
7515 (assemble_start_function): Update.
7516 (assemble_end_function): Update.
7517 (default_section_type_flags): Update.
7518 (switch_to_section): Update.
7519 * integrate.c (set_decl_abstract_flags): Update.
7520 (get_hard_reg_initial_val): Update.
7521 (has_hard_reg_initial_val): Update.
7522 (allocate_initial_values): Update.
7523 * resource.c (init_resource_info): Update.
7524 * config/alpha/alpha.c (NUM_ARGS): Update.
7525 (direct_return): Update.
7526 (alpha_va_start): Update.
7527 (alpha_sa_size): Update.
7528 (alpha_initial_elimination_offset): Update.
7529 (alpha_expand_prologue): Update.
7530 (alpha_start_function): Update.
7531 (alpha_expand_epilogue): Update.
7532 (unicosmk_initial_elimination_offset):
7533 * config/alpha/alpha.md (call expander): Update.
7534 * config/s390/s390.c (s390_register_info): Update.
7535 (s390_register_info): Update.
7536 (s390_frame_info): Update.
7537 (s390_initial_elimination_offset): Update.
7538 (s390_build_builtin_va_list): Update.
7539 (s390_va_start): Update.
7540 * config/spu/spu.c (direct_return): Update.
7541 (spu_expand_prologue): Update.
7542 (spu_initial_elimination_offset): Update.
7543 (spu_build_builtin_va_list): Update.
7544 (spu_va_start): Update.
7545 * config/sparc/sparc.c (sparc_init_modes): Update.
7546 (sparc_compute_frame_size): Update.
7547 (function_value): Update.
7548 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7549 * config/i386/i386.md (return expander): Update.
7550 * config/i386/i386.c (ix86_va_start): Update.
7551 (ix86_can_use_return_insn_p): Update.
7552 (ix86_compute_frame_layout): Update.
7553 (ix86_expand_epilogue): Update.
7554 * config/sh/sh.c (output_stack_adjust): Update.
7555 (calc_live_regs): Update.
7556 (sh_expand_prologue): Update.
7557 (sh_builtin_saveregs): Update.
7558 (sh_va_start): Update.
7559 (initial_elimination_offset): Update.
7560 (sh_allocate_initial_value): Update.
7561 (sh_function_ok_for_sibcall): Update.
7562 (sh_get_pr_initial_val): Update.
7563 * config/sh/sh.md (return expander): Update.
7564 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7565 * config/crx/crx.c (crx_compute_frame): UPdate.
7566 (crx_initial_elimination_offset): UPdate.
7567 * config/xtensa/xtensa.c (compute_frame_size): Update
7568 (xtensa_builtin_saveregs): Update.
7569 (xtensa_va_start): Update.
7570 (order_regs_for_local_alloc): Update.
7571 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7572 (xstormy16_expand_builtin_va_start): Update.
7573 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7574 * config/m68hc11/m68hc11.md (return expanders): Update.
7575 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7576 (expand_epilogue): Update.
7577 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7578 (cris_simple_epilogue): Update.
7579 (cris_expand_prologue): Update.
7580 (cris_expand_epilogue): Update.
7581 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7582 (compute_frame_size): Update.
7583 * config/mt/mt.c (mt_compute_frame_size): Update.
7584 * config/mn10300/mn10300.c (expand_prologue): Update.
7585 (expand_epilogue): Update.
7586 (initial_offset): Update.
7587 (mn10300_builtin_saveregs):
7588 * config/mn10300/mn10300.md (return expander): Update.
7589 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7590 (ia64_initial_elimination_offset): Update.
7591 (ia64_initial_elimination_offset): Update.
7592 (ia64_expand_prologue): Update.
7593 * config/m68k/m68k.md (return expander): Update.
7594 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7595 (rs6000_stack_info): Update.
7596 * config/mcore/mcore.c (layout_mcore_frame): Update.
7597 (mcore_expand_prolog): Update.
7598 * config/arc/arc.c (arc_compute_frame_size): Update.
7599 * config/score/score3.c (score3_compute_frame_size): Update.
7600 * config/score/score7.c (score7_compute_frame_size): Update.
7601 * config/arm/arm.c (use_return_insn): Update.
7602 (thumb_find_work_register): Update.
7603 (arm_compute_save_reg_mask): Update.
7604 (arm_output_function_prologue): Update.
7605 (arm_output_epilogue): Update.
7606 (arm_size_return_regs): Update.
7607 (arm_get_frame_offsets): Update.
7608 (arm_expand_prologue): Update.
7609 (thumb_exit): Update.
7610 (thumb_unexpanded_epilogue): Update.
7611 (thumb1_output_function_prologue): Update.
7612 * config/pa/pa.md (return expander): Update.
7613 * config/pa/pa.c (compute_frame_size): Update.
7614 (hppa_builtin_saveregs): Update.
7615 * config/mips/mips.c (mips_va_start): Update.
7616 (mips16_build_function_stub): Update.
7617 (mips_compute_frame_info): Update.
7618 (mips_restore_gp): Update.
7619 (mips_output_function_prologue): Update.
7620 (mips_expand_prologue): Update.
7621 * config/v850/v850.c (compute_frame_size): Update.
7622 (expand_prologue): * config/mmix/mmix.c (along): update.
7623 (mmix_initial_elimination_offset): update.
7624 (mmix_reorg): update.
7625 (mmix_use_simple_return): update.
7626 (mmix_expand_prologue): update.
7627 (mmix_expand_epilogue): Update.
7628 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7629 (emit_link_insn): Update.
7631 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7633 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7634 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7636 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7639 2008-04-07 Jan Hubicka <jh@suse.cz>
7641 * function.h (rtl): Rename to x_rtl.
7643 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7644 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7645 used_temp_slots avail_temp_slots, temp_slot_level,
7646 nonlocal_goto_handler_labels): Update accesstors.
7647 (rtl): New global variable.
7648 (struct function): Move some fileds to rtl_data.
7649 (get_arg_pointer_save_area): Update prototype.
7650 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7651 get_arg_pointer_save_area.
7652 * expr.c (init_expr): Update
7653 * function.c (get_frame_size): Update
7654 (assign_stack_local): Update
7655 (expand_function_end): Update.
7656 (get_art_pointer_save_area): Update
7658 * emit-rtl.c (rtl): Declare.
7659 (regno_reg_rtx): Declare.
7660 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7662 (gen_reg_rtx): Update.
7663 * varasm.c (n_deferred_constatns): Update accestor.
7664 (init_varasm_status): Do not allocate varasm_status.
7665 (force_const_mem, get_pool_size, output_constant_pool): Update.
7666 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7667 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7668 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7669 * sparc/sparc.h (INIT_EXPANDERS): Update.
7670 * ia64/ia64.h (INIT_EXPANDERS): Update.
7672 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7674 * reload.c (push_secondary_reload): Add missing break to for loop.
7676 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7678 PR middle-end/PR28690
7679 * rtlanal.c: Update copyright years.
7680 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7681 as REG_POINTER and MEM_POINTER operands.
7682 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7683 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7684 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7685 * gcse.c: Update copyright years.
7686 (pre_delete): Call gen_reg_rtx_and_attrs.
7687 (hoist_code): Likewise.
7688 (build_store_vectors): Likewise.
7689 (delete_store): Likewise.
7690 * loop-invariant.c (move_invariant_reg): Likewise.
7691 Update copyright years.
7693 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7695 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7696 control string instead of quoted.
7698 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7700 * doc/rtl.texi: Rewrite of subreg section.
7702 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7705 * config/i386/i386.c (legitimize_pic_address): Add treating
7706 of dllimport SYM_REF's.
7707 (legitimize_dllimport_symbol): Add prototype.
7709 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7711 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7712 reference in constructor with non self-referential type.
7714 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7716 Removal of Return with Depressed Stack Pointer support
7717 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7718 (ECF_SP_DEPRESSED): Likewise.
7719 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7720 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7721 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7722 (expand_call): Do not test ECF_SP_DEPRESSED.
7723 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7724 * function.c (keep_stack_depressed): Delete.
7725 (handle_epilogue_set): Likewise.
7726 (update_epilogue_consts): Likewise.
7727 (emit_equiv_load): Likewise.
7728 (thread_prologue_and_epilogue_insns): Remove support for Return with
7729 Depressed Stack Pointer.
7730 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7732 2008-04-06 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/35400
7735 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7736 information from SSA_NAMEs.
7738 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7740 * config/avr/avr.h (avr_mega_p): Remove declaration.
7741 (AVR_MEGA): Remove macro.
7742 * config/avr/avr.c (avr_mega_p): Remove variable.
7743 (avr_override_options): Remove inicializion of avr_mega_p.
7744 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7745 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7746 (avr_jump_mode): (Ditto.).
7747 (avr_output_progmem_section_asm_op): (Ditto.).
7748 (avr_asm_init_sections): (Ditto.).
7749 (avr_asm_init_sections): (Ditto.).
7750 (avr_rtx_costs): (Ditto.).
7751 * config/avr/avr.md: (Ditto.).
7752 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7755 2008-04-06 Richard Guenther <rguenther@suse.de>
7757 PR tree-optimization/35842
7758 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7759 is_gimple_invariant_address.
7761 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7763 * gcc.c (default_compilers): Sync Fortran extensions list with
7764 that in fortran/lang-specs.h.
7765 * doc/invoke.texi: Likewise.
7766 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7767 * dwarf2out.c (gen_compile_unit_die): Likewise.
7769 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7771 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7773 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7776 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7777 attribute is used for nested functions.
7779 2008-04-05 Jan Hubicka <jh@suse.cz>
7781 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7783 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7785 (dump_files): Update.
7786 (enable_rtl_dump_file): Do not accept letter argument.
7787 * tree-pass.h (dump_file_info): Remove letter argument.
7788 * toplev.c (decode_d_option): Update -da handling.
7789 * toplev.h (enable_rtl_dump_file): Update prototype.
7790 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7791 it out based on pass type.
7792 (register_dump_files_1): Likewise.
7793 (init_optimization_passes): Update register_one_dump_file calls.
7794 (execute_one_pass): Sanity check that IPA passes are called at IPA
7795 level and RTL passes at RTL level.
7796 (execute_pass_list): IPA pass can not be after or subpass of
7798 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7799 disallov RTL subpasses of IPA subpasses.
7801 2008-04-05 Ben Elliston <bje@au.ibm.com>
7803 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7804 builtins that return exactly once and do not throw. Cache call to
7807 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7809 PR rtl-optimization/34916
7811 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7812 between instruction pairs.
7814 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7816 * doc/invoke.texi: Document -mbitops for SH.
7817 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7818 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7819 * config/sh/sh.c (print_operand): Add %t operand code.
7820 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7821 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7822 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7823 (extendqihi2): Likewise.
7824 (movqi_i): Likewise.
7825 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7826 (extv): Use bld instruction for SH2A if possible.
7828 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7829 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7830 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7831 (bset.b, bclr.b): Define peepholes.
7832 * config/sh/sh.opt (mbitops): New option.
7834 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7837 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7838 and view convert expression.
7840 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7843 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7845 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7847 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7849 * config/i386/cpuid.h (bit_AES): New.
7850 (bit_PCLMUL): Likewise.
7852 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7853 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7854 SSE2 if AES or PCLMUL is enabled.
7855 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7856 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7857 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7858 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7859 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7860 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7861 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7862 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7863 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7864 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7865 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7866 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7867 __builtin_ia32_aeskeygenassist128 and
7868 __builtin_ia32_pclmulqdq128.
7869 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7870 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7871 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7873 * config/i386/i386.h (TARGET_AES): New.
7874 (TARGET_PCLMUL): Likewise.
7875 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7877 * config/i386/i386.md (UNSPEC_AESENC): New.
7878 (UNSPEC_AESENCLAST): Likewise.
7879 (UNSPEC_AESDEC): Likewise.
7880 (UNSPEC_AESDECLAST): Likewise.
7881 (UNSPEC_AESIMC): Likewise.
7882 (UNSPEC_AESKEYGENASSIST): Likewise.
7883 (UNSPEC_PCLMUL): Likewise.
7885 * config/i386/i386.opt (maes): New.
7886 (mpclmul): Likewise.
7888 * config/i386/sse.md (aesenc): New pattern.
7889 (aesenclast): Likewise.
7891 (aesdeclast): Likewise.
7893 (aeskeygenassist): Likewise.
7894 (pclmulqdq): Likewise.
7896 * config/i386/wmmintrin.h: New.
7898 * doc/extend.texi: Document AES and PCLMUL built-in function.
7900 * doc/invoke.texi: Document -maes and -mpclmul.
7902 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7904 * function.c (free_after_parsing): Replace with
7905 cxx_push_function_context from C++ front-end.
7906 (allocate_struct_function): Don't call langhook.
7907 * langhooks.h (struct lang_hooks_for_functions): Delete.
7908 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7910 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7911 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7912 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7913 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7914 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7915 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7916 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7918 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7919 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7921 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7924 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7927 2008-04-04 Richard Guenther <rguenther@suse.de>
7930 * fold-const.c (optimize_minmax_comparison): Use the correct
7931 type for the constant in the simplified comparison.
7933 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7935 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7936 Pass L2 size as "--param l2-cache-size" to the compiler.
7937 (decode_l2_cache): New function to decode L2 cache parameters using
7938 0x8000006 extended cpuid function.
7939 (detect_caches_amd): Determine parameters of L2 cache using
7940 decode_l2_caches function.
7941 (decode_caches_intel): Decode L2 cache parameters.
7942 (detect_caches_intel): Determine L2 cache parameters using
7943 decode_caches_intel and decode_l2_caches functions.
7945 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7947 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7948 secondary input reload for subword loads from the constant pool.
7950 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7953 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7954 constants of the appropriate size for runtime calculations.
7957 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7958 decimal-float literal constant zero.
7960 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7963 * c-parser.c (c_parser_omp_atomic): Call
7964 default_function_array_conversion on the RHS.
7967 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7968 call is_variable_sized if decl has incomplete type.
7970 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7972 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7974 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7976 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7978 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7979 (sgt<u>): Merge sgt and sgtu into new expander.
7980 (sgt, sgtu): Remove expanders.
7981 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7982 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7983 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7984 *sgtu_<mode>_mips16 into new pattern.
7985 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7986 (sge<u>): Merge sge and sgeu into new expander.
7987 (sge, sgeu): Remove expanders.
7988 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
7990 (*sge_<mode>, second *sge_<mode>): Remove patterns.
7991 (slt<u>): Merge slt and sltu into new expander.
7992 (slt, sltu): Remove expanders.
7993 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
7994 (*slt_<mode>, *sltu_<mode>): Remove patterns.
7995 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
7996 *sltu_<mode>_mips16 into new pattern.
7997 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
7998 (sle<u>): Merge sle and sleu into new expander.
7999 (sle, sleu): Remove expanders.
8000 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8001 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8002 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8003 *sleu_<mode>_mips16 into new pattern.
8004 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8006 2008-04-03 Jan Hubicka <jh@suse.cz>
8008 PR tree-optimization/35795
8009 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8010 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8011 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8012 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8013 * score/score3.c (score3_output_mi_thunk): Likewise.
8014 * score/score7.c (score7_output_mi_thunk): Likewise.
8015 * mips/mips.c (mips_output_mi_thunk): Likewise.
8017 2008-04-03 Richard Guenther <rguenther@suse.de>
8019 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8020 conversions. Simplify code.
8022 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8024 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8026 2008-04-03 Tom Tromey <tromey@redhat.com>
8027 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8029 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8030 * config/bfin/t-bfin-linux (generated_files): Add
8031 linux-sysroot-suffix.h.
8032 * doc/install.texi (Prerequisites): Require make 3.80.
8033 * doc/sourcebuild.texi (Front End Directory): Document new
8035 * Makefile.in (generated_files): New variable.
8036 (ALL_HOST_OBJS): New variable.
8037 ($(ALL_HOST_OBJS)): New target.
8039 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8041 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8042 (remap_block): Call id->transform_lang_insert_block instead
8044 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8045 Set id.transform_lang_insert_block to NULL.
8046 (clone_body): Move to cp/optimize.c
8047 * tree-inline.h (struct copy_body_data): Change
8048 transform_lang_insert_block to function pointer.
8049 (copy_generic_body, copy_decl_no_change): Export.
8050 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8051 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8052 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8054 * c-tree.h (insert_block): Kill.
8055 * c-decl.c (insert_block): Kill.
8057 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8059 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8060 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8061 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8063 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8064 argument, call {push,pop}_function_context from here.
8065 * c-parser.c: Use c_{push,pop}_function_context.
8067 * function.c (push_function_context_to): Move meat ...
8068 (push_function_context): ... here. Simplify.
8069 * function.c (pop_function_context_from): Move meat ...
8070 (pop_function_context): ... here. Simplify.
8071 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8073 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8074 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8075 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8076 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8078 2008-04-03 Ben Elliston <bje@au.ibm.com>
8080 * expmed.c (extract_force_align_mem_bit_field): Remove.
8082 2008-04-03 Richard Guenther <rguenther@suse.de>
8085 * expr.h (try_casesi): Adjust prototype.
8086 * expr.c (try_casesi): Take fallback label as extra parameter.
8087 Use that for gen_casesi if default_label is NULL.
8088 * stmt.c (expand_case): Pass fallback label to try_casesi,
8089 make sure to fill gaps with a fallback label if default_label
8092 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8095 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8097 2008-04-03 Ben Elliston <bje@au.ibm.com>
8099 * expmed.c (extract_split_bit_field): Remove if (0) code.
8100 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8101 (do_ds_constraint): Likewise.
8103 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8105 * doc/cppopts.texi (-dU): Document.
8106 * c-common.h (flag_dump_macros): Update comment.
8107 * c-opts.c (handle_OPT_d): Handle -dU.
8108 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8109 dump_queued_macros, cb_used_define, cb_used_undef): New.
8110 (init_pp_output): Handle -dU.
8111 (cb_line_change): Call dump_queued_macros.
8112 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8114 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8116 * config/avr/predicates.md (io_address_operand): New predicate.
8117 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8118 * config/avr/avr.c (avr_io_address_p): Remove function.
8119 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8120 'avr_io_address_p' function.
8121 (out_movhi_r_mr): (Ditto.).
8122 (out_movqi_mr_r): (Ditto.).
8123 (out_movhi_mr_r): (Ditto.).
8124 (avr_address_cost): (Ditto.).
8126 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8128 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8129 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8130 in 32bit mode when XMM registers are available to avoid store
8132 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8133 corresponding post-reload splitters.
8135 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8137 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8138 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8139 __builtin_ia32_roundss.
8140 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8141 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8142 __builtin_ia32_roundss.
8143 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8144 IX86_BUILTIN_SHUFPD here.
8146 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8148 * config/i386/i386.md (plogic): New.
8149 (plogicprefix): Likewise.
8151 * config/i386/mmx.md (mmx_<code><mode>3): New.
8152 (mmx_and<mode>3): Removed.
8153 (mmx_ior<mode>3): Likewise.
8154 (mmx_xor<mode>3): Likewise.
8156 * config/i386/sse.md (<code><mode>3): New.
8157 (*<code><mode>3): Likewise.
8158 (*<code><mode>3): Likewise.
8159 (<code><mode>3): Likewise.
8160 (*sse_<code><mode>3): Likewise.
8161 (*sse2_<code><mode>3): Likewise.
8162 (<code>tf3): Likewise.
8163 (*<code>tf3): Likewise.
8164 (and<mode>3): Likewise.
8165 (*and<mode>3): Likewise.
8166 (ior<mode>3): Removed.
8167 (*ior<mode>3): Likewise.
8168 (xor<mode>3): Likewise.
8169 (*xor<mode>3): Likewise.
8170 (*and<mode>3): Likewise.
8171 (*ior<mode>3): Likewise.
8172 (*xor<mode>3): Likewise.
8173 (and<mode>3): Likewise.
8174 (*sse_and<mode>3): Likewise.
8175 (*sse2_and<mode>3): Likewise.
8177 (*andtf3): Likewise.
8178 (ior<mode>3): Likewise.
8179 (*sse_ior<mode>3): Likewise.
8180 (*sse2_ior<mode>3): Likewise.
8182 (*iortf3): Likewise.
8183 (xor<mode>3): Likewise.
8184 (*sse_xor<mode>3): Likewise.
8185 (*sse2_xor<mode>3): Likewise.
8187 (*xortf3): Likewise.
8189 2008-04-02 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/14495
8192 PR tree-optimization/34793
8193 * tree-vrp.c (struct switch_update): New structure.
8194 (to_remove_edges, to_update_switch_stmts): New VECs.
8195 (simplify_switch_using_ranges): New function. Remove not taken
8196 case labels and edges.
8197 (simplify_stmt_using_ranges): Call it.
8198 (identify_jump_threads): Mark edges we have queued for removal
8199 so we don't thread them.
8200 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8202 * tree-cfg.c (group_case_labels): Deal with missing default label.
8203 (tree_verify_flow_info): Allow missing default label.
8204 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8205 (emit_case_nodes): Likewise.
8206 (expand_case): Do not rely on the default label to be present.
8207 * expr.c (try_casesi): Deal with NULL default_label.
8208 (do_tablejump): Likewise.
8210 2008-04-02 Richard Guenther <rguenther@suse.de>
8212 PR tree-optimization/14495
8213 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8214 SWITCH_EXPR here ...
8215 (vrp_visit_switch_stmt): ... but here (new function).
8216 (find_case_label_index): New helper function.
8217 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8219 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8221 * fwprop.c: Fix ISO-C99ism.
8223 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8226 * Makefile.in (objdir): Set it here.
8227 * configure.ac: Not here. Find dynamic linker characteristics.
8228 * exec-tool.in: Use them.
8229 * aclocal.m4: Regenerate.
8230 * configure: Regenerate.
8232 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8234 * expr.c (expand_var): Delete it.
8235 * expr.h (expand_var): Delete prototype.
8236 * function.c (expand_function_start): Use expand_decl instead.
8237 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8240 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8242 PR rtl-optimization/35542
8243 * fwprop.c (forward_propagate_and_simplify): Replace
8244 loc_reg_mentioned_in_p with reg_mentioned_p.
8246 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8248 PR rtl-optimization/35281
8249 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8250 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8251 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8252 (varying_mem_p): Move above propagate_rtx.
8253 (all_uses_available_at): Do not check MEMs.
8255 2008-04-02 Rafael Espindola <espindola@google.com>
8257 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8258 (register_edge_assert_for_2): Split the cond argument.
8259 (register_edge_assert_for_1): Adjust for the change in
8260 register_edge_assert_for_2.
8261 (register_edge_assert_for): Split the cond argument.
8262 (find_switch_asserts): Adjust for the change in
8263 register_edge_assert_for.
8265 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8267 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8268 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8269 offsets for 64-bit mingw.
8270 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8271 abi for x86_64-pc-mingw.
8273 2008-04-02 Richard Guenther <rguenther@suse.de>
8275 * tree-vrp.c (extract_range_from_assert): Make sure to not
8276 produce range min/max with TREE_OVERFOW set.
8277 If merging a anti-range and a range keep the anti-range if
8278 the range covers all values of the type.
8279 (register_edge_assert_for_2): Only allow sign-changing
8280 conversions in detecting canonical range checks. Also
8281 register an assert for the unsigned name if useful.
8283 PR tree-optimization/35787
8284 * tree-vrp.c (vrp_val_max): New function.
8285 (vrp_val_min): Likewise.
8286 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8287 (vrp_val_is_min): Likewise.
8288 (supports_overflow_infinity): Use vrp_val_{min,max}.
8289 (negative_overflow_infinity): Likewise.
8290 (positive_overflow_infinity): Likewise.
8291 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8292 (is_positive_overflow_infinity): Likewise.
8293 (is_overflow_infinity): Likewise.
8294 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8295 vrp_val_is_{min,max}.
8296 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8297 to ranges if possible. Avoid empty ranges.
8299 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8302 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8303 the expression is a function address.
8305 2008-04-01 George Helffrich <george@gcc.gnu.org>
8307 PR fortran/35154, fortran/23057
8308 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8309 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8310 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8311 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8313 (dbxout_syms): Check for COMMON-based symbol and wrap in
8314 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8315 in bracket for efficiency.
8317 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8318 using DW_TAG_common_block + member offset.
8319 (add_pubname_string): New function.
8320 (dw_expand_expr): New function to find block name and offset for
8322 (common_check): New function to check whether symbol in Fortran COMMON.
8323 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8325 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8328 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8330 2008-04-02 Ben Elliston <bje@au.ibm.com>
8332 * config/v850/v850.md (casesi): Remove if (0) code.
8333 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8334 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8336 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8338 * config/i386/i386.md (rex64suffix): New mode attribute.
8339 (floathi<mode>2): Disable expander for SSE math.
8340 (*floathi<mode>2_1): New insn insn_and_split pattern.
8341 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8342 corresponding post-reload splitters.
8343 (*floathi<mode>2_i387): New macroized insn pattern.
8344 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8345 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8346 insn_and_split pattern.
8347 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8348 New macroized instruction patterns and corresponding post-reload
8350 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8351 and corresponding post-reload splitters.
8352 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8353 New macroized instruction patterns.
8354 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8355 macroized instruction patterns and corresponding post-reload splitters.
8356 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8357 corresponding post-reload splitters.
8358 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8359 New macroized instruction patterns.
8360 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8361 corresponding post-reload splitters.
8362 (*floatsi<mode>2_i387): New macroized instruction patterns.
8364 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8366 * config/i386/i386.md (smaxmin): New.
8367 (umaxmin): Likewise.
8368 (maxminiprefix): Likewise.
8369 (maxminfprefix): Likewise.
8370 (<code><mode>3): Likewise.
8371 (smin<mode>3): Removed.
8372 (smax<mode>3): Likewise.
8374 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8375 (mmx_<code>v4hi3): Likewise.
8376 (mmx_<code>v8qi3): Likewise.
8377 (mmx_smaxv2sf3): Removed.
8378 (mmx_sminv2sf3): Likewise.
8379 (mmx_umaxv8qi3): Likewise.
8380 (mmx_smaxv4hi3): Likewise.
8381 (mmx_uminv8qi3): Likewise.
8382 (mmx_sminv4hi3): Likewise.
8384 * config/i386/sse.md (<addsub><mode>3): New.
8385 (*<addsub><mode>3): Likewise.
8386 (<sse>_vm<addsub><mode>3): Likewise.
8387 (<maxmin><mode>3): Likewise.
8388 (*<maxmin><mode>3_finite): Likewise.
8389 (*<maxmin><mode>3): Likewise.
8390 (<sse>_vm<maxmin><mode>3): Likewise.
8391 (sse3_h<addsub>v4sf3): Likewise.
8392 (sse3_h<addsub>v2df3): Likewise.
8393 (<maxmin>v16qi3): Likewise.
8394 (*<maxmin>v16qi3): Likewise.
8395 (<maxmin>v8hi3): Likewise.
8396 (*<maxmin>v8hi3): Likewise.
8397 (*sse4_1_<maxmin><mode>3): Likewise.
8398 (*sse4_1_<maxmin><mode>3): Likewise.
8399 (add<mode>3): Removed.
8400 (*add<mode>3): Likewise.
8401 (<sse>_vmadd<mode>3): Likewise.
8402 (sub<mode>3): Likewise.
8403 (*sub<mode>3): Likewise.
8404 (<sse>_vmsub<mode>3): Likewise.
8405 (smin<mode>3): Likewise.
8406 (*smin<mode>3_finite): Likewise.
8407 (*smin<mode>3): Likewise.
8408 (<sse>_vmsmin<mode>3): Likewise.
8409 (smax<mode>3): Likewise.
8410 (*smax<mode>3_finite): Likewise.
8411 (*smax<mode>3): Likewise.
8412 (<sse>_vmsmax<mode>3): Likewise.
8413 (sse3_haddv4sf3): Likewise.
8414 (sse3_haddv2df3): Likewise.
8415 (sse3_hsubv4sf3): Likewise.
8416 (sse3_hsubv2df3): Likewise.
8417 (umaxv16qi3): Likewise.
8418 (*umaxv16qi3): Likewise.
8419 (smaxv8hi3): Likewise.
8420 (*smaxv8hi3): Likewise.
8421 (*sse4_1_smax<mode>3): Likewise.
8422 (*sse4_1_umax<mode>3): Likewise.
8423 (uminv16qi3): Likewise.
8424 (*uminv16qi3): Likewise.
8425 (sminv8hi3): Likewise.
8426 (*sminv8hi3): Likewise.
8427 (*sse4_1_smin<mode>3): Likewise.
8428 (*sse4_1_umin<mode>3): Likewise.
8430 2008-04-01 Rafael Espindola <espindola@google.com>
8432 * tree-cfg.c (verify_expr): remove in_phi.
8433 (verify_stmt): Don't call walk_tree with verify_expr. Use
8434 is_gimple_min_invariant instead of is_gimple_val.
8436 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8438 * doc/include/gpl_v3.texi: Update for manpage generation.
8439 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8441 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8442 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8443 gpl_v3.texi instead of gpl.texi.
8446 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8449 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8451 2008-04-01 Rafael Espindola <espindola@google.com>
8453 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8454 (extract_code_and_val_from_cond): Use
8455 extract_code_and_val_from_cond_with_ops.
8457 2008-04-01 Jan Hubicka <jh@suse.cz>
8459 * function.c (free_after_compilation): Free epilogue_delay_list.
8460 (prepare_function_start): Assert that previous compilation was freed.
8462 2008-04-01 Jan Hubicka <jh@suse.cz>
8463 Jim Wilson <wilson@tuliptree.org>
8464 Andreas Tobler <andreast@gcc.gnu.org>
8467 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8468 rtl.emit instead cfun->emit.
8469 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8470 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8472 2008-04-01 Ben Elliston <bje@au.ibm.com>
8474 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8476 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8478 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8480 (fprofile-use): Add var flag_profile_use
8481 * coverage.c (coverage_begin_output): Do not open a gcno file for
8482 output only if -ftest-coverage is set.
8483 Do not add getpwd() to gcda file path.
8484 (build_gcov_info): Check the new flag
8485 flag_profile_datafile_relative_path.
8486 (coverage_init): Use profile_data_prefix.
8487 Read profile counter only if flag_profile_use is set.
8488 * opts.c (common_handle_option): New option fprofile-use=,
8489 fprofile-dir=, fprofile-generate=.
8490 * toplev.c (profile_data_prefix): New variable definition.
8491 * toplev.h (profile_data_prefix): New declaration.
8492 * doc/invoke.tex (Option Summary, Optimization Options):
8495 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8497 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8498 use tmp consistently.
8501 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8502 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8503 UNSPEC_FR_RECIP_APPROX_RES.
8504 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8506 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8509 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8511 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8514 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8515 element of the vector via a pointer.
8517 2008-03-31 Ian Lance Taylor <iant@google.com>
8519 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8521 2008-03-31 Jan Hubicka <jh@suse.cz>
8523 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8524 get_arg_pointer_save_area.
8525 * expr.c (init_expr): Just clear out rtl.expr.
8526 * function.c (free_after_compilation): Clear out whole RTL structure.
8527 (get_func_frame_size): Merge into ...
8528 (get_frame_size): ... this one.
8529 (assign_stack_local_1): Merge into ...
8530 (assign_stack_local): ... this one.
8531 (expand_function_end): Update call of get_arg_pointer_save_area.
8532 (get_art_pointer_save_area): Remove cfun argument.
8533 * function.h (emit_status): regno_pointer_align does not need length
8534 attribute. Move x_regno_reg_rtx to ...
8535 (regno_reg_rtx): ... new global array.
8536 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8537 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8538 apply_args_value, forced_labels, stack_pointer_delta):
8540 (struct varasm_status): Move here from varasm.c
8541 (struct rtl_data): New. Move here some fields from struct function.
8542 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8543 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8544 used_temp_slots avail_temp_slots, temp_slot_level,
8545 nonlocal_goto_handler_labels): Update accesstors.
8546 (rtl): New global variable.
8547 (struct function): Move some fileds to rtl_data.
8548 (get_arg_pointer_save_area): Update prototype.
8549 * emit-rtl.c (rtl): Declare.
8550 (regno_reg_rtx): Declare.
8551 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8553 (gen_reg_rtx): Update.
8554 (init_virtual_regs): Do not tate emit_status argument.
8555 (init_emit): Do not allocate emit.
8556 * varasm.c (varasm_statuc): Move to function.h.
8557 (n_deferred_constatns): Update accestor.
8558 (init_varasm_status): Do not allocate varasm_status.
8559 (force_const_mem, get_pool_size, output_constant_pool): Update.
8560 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8561 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8563 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8565 PR rtl-optimization/35729
8566 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8569 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8572 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8573 load/store if memory is unaligned.
8574 (*movti_rex64): Likewise.
8576 * config/i386/predicates.md (misaligned_operand): New.
8578 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8581 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8584 2008-03-31 Jan Beulich <jbeulich@novell.com>
8586 * config/ia64/constraints.md: Add 'j' constraint.
8587 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8588 (movdi_internal): Likewise.
8590 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8593 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8595 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8598 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8599 proper error message for the third argument on blendpd and
8602 * config/i386/sse.md (blendbits): New.
8603 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8605 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8607 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8609 2008-03-30 Richard Guenther <rguenther@suse.de>
8612 * fold-const.c (fold_sign_changed_comparison): Do leave
8613 conversions to base-types alone.
8615 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8617 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8618 the link register if one altivec register is be saved.
8620 2008-03-30 Ben Elliston <bje@au.ibm.com>
8622 * final.c (final_scan_insn): Remove if (0) code.
8624 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8626 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8628 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8630 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8631 of V4SFmode to ix86_binary_operator_ok.
8633 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8635 * config/i386/i386.c (override_options): Initialize
8636 ix86_veclib_handler to ix86_veclibabi_svml when
8637 -mveclibabi=svml is used.
8638 (ix86_veclibabi_svml): New function for SVML ABI style
8639 vectorization support.
8640 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8642 2008-03-28 Rafael Espindola <espindola@google.com>
8644 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8645 (tree_binary_nonnegative_warnv_p): Make it public.
8646 (tree_single_nonnegative_warnv_p): Make it public.
8647 (tree_invalid_nonnegative_warnv_p): Make it public.
8648 (tree_unary_nonzero_warnv_p): Make it public.
8649 (tree_binary_nonzero_warnv_p): Make it public
8650 (tree_single_nonzero_warnv_p): Make it public.
8651 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8652 (extract_range_from_binary_expr): Split the expr argument.
8653 (extract_range_from_unary_expr): Split the expr argument.
8654 (extract_range_from_comparison): Split the expr argument.
8655 (extract_range_from_expr): Use the new aux functions.
8656 (vrp_evaluate_conditional_warnv): Use
8657 vrp_evaluate_conditional_warnv_with_ops.
8658 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8659 (tree_binary_nonzero_warnv_p): Declare.
8660 (tree_single_nonzero_warnv_p): Declare.
8661 (tree_expr_nonzero_warnv_p): Declare.
8662 (tree_unary_nonnegative_warnv_p): Declare.
8663 (tree_binary_nonnegative_warnv_p): Declare.
8664 (tree_single_nonnegative_warnv_p): Declare.
8665 (tree_invalid_nonnegative_warnv_p): Declare.
8667 2008-03-28 Richard Guenther <rguenther@suse.de>
8669 PR tree-optimization/30317
8670 PR tree-optimization/30911
8671 PR tree-optimization/34793
8672 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8673 (struct assert_locus_d): New member EXPR.
8674 (register_new_assert_for): Add EXPR parameter to support
8675 ASSERT_EXPR <name, expr OP limit>.
8676 (register_edge_assert_for_1): Adjust callers.
8677 (find_assert_locations): Likewise.
8678 (process_assert_insertions_for): Build condition from expression.
8679 (extract_range_from_assert): Handle ASSERT_EXPRs
8680 of the form ASSERT_EXPR <name, expr OP limit>.
8681 (register_edge_assert_for_2): New helper registering
8682 asserts for comparisons. Recognize range tests of the form
8683 (unsigned)i - CST1 OP CST2.
8684 (register_edge_assert_for_1): Use it.
8685 (register_edge_assert_for): Likewise.
8686 (needs_overflow_infinity): Integer sub-types
8687 do not need overflow infinities.
8688 (vrp_val_is_max): The extreme values of integer sub-types
8689 are those of the base type.
8690 (vrp_val_is_min): Likewise.
8691 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8694 2008-03-28 Nick Clifton <nickc@redhat.com>
8697 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8698 Return GENERAL_REGS for stack adjustment reloads.
8700 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8703 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8704 const_vector when all the vectors are constant.
8706 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8708 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8710 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8711 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8713 (s<code>_sf): Use new scc_sf attribute for opcode names.
8715 2008-03-27 Tom Tromey <tromey@redhat.com>
8717 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8718 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8719 config/spu/t-spu-elf, config/i386/t-interix,
8720 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8721 config/i386/x-darwin, config/i386/x-mingw32,
8722 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8723 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8724 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8725 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8726 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8727 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8728 config/score/t-score-elf, config/arm/t-strongarm-pe,
8729 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8730 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8731 Revert automatic dependency patch.
8733 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8736 * config/i386/i386.c (ix86_function_arg_boundary): Align
8737 decimal floating point to its natural boundary.
8739 2008-03-27 Richard Guenther <rguenther@suse.de>
8742 * fold-const.c (fold_comparison): Restrict distinct decl
8743 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8744 solely rely on operand_equal_p.
8746 2008-03-27 Richard Guenther <rguenther@suse.de>
8749 * c-common.c (handle_weak_attribute): Reject combination of
8752 2008-03-27 Richard Guenther <rguenther@suse.de>
8754 PR tree-optimization/32810
8755 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8756 conversions from DECL_INITIAL.
8757 (fold_const_aggregate_ref): Likewise from constructor elements.
8759 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8761 * tree-affine.h (aff_combination_expand): Declare.
8762 (get_inner_reference_aff): Likewise.
8763 * tree-affine.c (aff_combination_expand): Split out from
8764 tree_to_aff_combination_expand.
8765 (get_inner_reference_aff): New function.
8766 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8767 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8768 (struct lim_aux_data): sm_done field removed.
8769 (mem_ref_loc_p, mem_ref_locs_p): New types.
8770 (struct mem_ref): Added id, stored, accesses_in_loop,
8771 indep_loop, dep_loop, indep_ref, dep_ref fields.
8772 Removed is_stored, locs and next fields.
8773 (memory_accesses): New variable.
8774 (movement_possibility): Do not allow moving statements
8775 that store to memory.
8776 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8778 (determine_max_movement): For statements with memory references,
8779 find the outermost loop in that the reference is independent.
8780 (move_computations_stmt): Mark the virtual operands for renaming.
8781 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8782 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8783 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8784 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8785 create_vop_ref_mapping, analyze_memory_references,
8786 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8787 get_all_locs_in_loop, ref_always_accessed_p,
8788 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8789 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8790 store_motion_loop, store_motion): New functions.
8791 (struct vop_to_refs_elt): New type.
8792 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8793 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8794 (schedule_sm): Replaced by...
8795 (execute_sm): ... this.
8796 (determine_lsm_ref, hoist_memory_references,
8797 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8798 find_more_ref_vops, free_mem_ref, free_mem_refs,
8799 determine_lsm_loop, determine_lsm): Removed.
8800 (tree_ssa_lim_finalize): Free data structures used by store motion.
8801 (tree_ssa_lim): Call analyze_memory_references. Use
8802 store_motion instead of determine_lsm.
8804 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8806 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8807 rename tmake_file to m68hc11/t-m68hc11.
8808 (mcore): Set inhibit_libc to true.
8809 * config.host (alpha*-dec-*vms*): Set extra_programs.
8810 (interix3*): Don't use host_xmake_file.
8811 * configure.ac: Let config.gcc override inhibit_libc.
8812 * configure: Regenerate.
8814 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8815 * config/t-openbsd-thread: Remove commented out lines.
8817 * config/x-interix: Remove.
8819 * config/m68hc11/t-m68hc11-gas: Rename to...
8820 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8822 * config/mcore/t-mcore: Remove T_CFLAGS.
8823 * config/mcore/t-mcore-pe: Likewise.
8825 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8827 * configure.ac: Replace custom __GNU_SOURCE test with
8828 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8829 * aclocal.m4: Regenerate.
8830 * configure: Regenerate.
8831 * config.in: Regenerate.
8833 2008-03-27 Richard Guenther <rguenther@suse.de>
8835 * fold-const.c (target.h): Include.
8836 (fold_comparison): Fold comparison of addresses of decls
8837 that bind locally or of constants. Consolidate address folding code.
8838 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8839 results from fold_binary_to_constant.
8840 (compare_values_warnv): Likewise.
8842 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8845 * fold-const.c (fold_truthop): Check for integeral types when folding
8846 a == 0 && b == 0 and a != 0 || b != 0 .
8848 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8850 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8852 2008-03-26 Andreas Schwab <schwab@suse.de>
8854 * doc/invoke.texi: Fix use of @item vs. @itemx.
8856 2008-03-26 Tom Tromey <tromey@redhat.com>
8858 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8859 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8860 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8861 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8862 build/genconstants.o, build/genemit.o, build/genextract.o,
8863 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8864 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8867 2008-03-26 Richard Guenther <rguenther@suse.de>
8870 2008-03-26 Richard Guenther <rguenther@suse.de>
8872 * fold-const.c (target.h): Include.
8873 (fold_comparison): Fold comparison of addresses of two decls
8874 that bind locally. Consolidate address folding code.
8876 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8878 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8879 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8880 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8881 dconstsqrt2, dconstthird, dconste and/or dconst10.
8882 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8883 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8884 dconstsqrt2, dconste): Delete.
8885 (init_emit_once): Likewise. Simplify initializing dconstm1.
8887 * real.c (get_real_const): New.
8888 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8889 dconstsqrt2, dconste): Delete.
8890 (real_value_const, get_real_const): New.
8892 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8894 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8896 * config/i386/i386.c (ix86_function_arg_boundary): Check
8897 BIGGEST_ALIGNMENT instead of 128.
8898 (setup_incoming_varargs_64): Likewise.
8900 2008-03-26 Tom Tromey <tromey@redhat.com>
8902 * Makefile.in (DEPFILES): Add missing '/'.
8904 2008-03-26 Richard Guenther <rguenther@suse.de>
8906 * fold-const.c (target.h): Include.
8907 (fold_comparison): Fold comparison of addresses of two decls
8908 that bind locally. Consolidate address folding code.
8910 2008-03-26 Nick Clifton <nickc@redhat.com>
8913 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8914 not allow INT+INT as a legitimate addressing mode.
8916 2008-03-26 Richard Guenther <rguenther@suse.de>
8918 * tree-flow.h (widen_bitfield): Remove declaration.
8919 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8920 (widen_bitfield): Remove function.
8921 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8924 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8927 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8930 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8932 PR rtl-optimization/35232
8933 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8934 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8935 reg_reloaded_call_part_clobbered here.
8936 (reload_regs_reach_end_p): New function.
8937 (reload_reg_rtx_for_input): New variable.
8938 (reload_reg_rtx_for_output): Likewise.
8939 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8940 when reassigning a pseudo register. Load reloadreg from
8941 reload_reg_rtx_for_input, moving the mode and register
8943 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8944 instead of the original when deciding whether an input reload
8945 would be a no-op or whether an output reload can be deleted.
8946 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8947 when setting up new_spill_reg_store. Load it from
8948 reload_reg_rtx_for_output, moving the mode and register
8950 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8951 instead of the original when deciding whether an output reload
8952 would be a no-op. Do the same when modifying insn notes.
8953 Use rtx_equal_p instead of == to compare the registers.
8954 (inherit_piecemeal_p): Take a mode and two register numbers
8956 (emit_reload_insns): Clear new_spill_reg_store for every hard
8957 register in the reload register. Remove spill registers
8958 from reg_reloaded_valid before considering whether to record
8959 inheritance information for them. Use reload_reg_rtx_for_output
8960 instead of reg_rtx when recording output reloads. Use
8961 reload_reg_rtx_for_input instead of reg_rtx when recording
8962 input reloads. Set or clear reg_reloaded_call_part_clobbered
8963 at the same time as setting reg_reloaded_valid.
8964 (delete_output_reload): Add a new_reload_reg parameter and use it
8965 instead of rld[j].reg_rtx.
8966 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8969 2008-03-25 Tom Tromey <tromey@redhat.com>
8971 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8972 (build/genattr.o): Likewise.
8973 (build/genattrtab.o): Likewise.
8974 (build/gencodes.o): Likewise.
8975 (build/genconfig.o): Likewise.
8976 (build/genconstants.o): Likewise.
8977 (build/genemit.o): Likewise.
8978 (build/genextract.o): Likewise.
8979 (build/genflags.o): Likewise.
8981 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8983 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8984 instead of size_int for integer types.
8985 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8986 to match type of MINUS_EXPR.
8988 2008-03-25 Tom Tromey <tromey@redhat.com>
8990 * configure: Rebuilt.
8991 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
8994 2008-03-25 Tom Tromey <tromey@redhat.com>
8996 * config/x-solaris (host-solaris.o): Update.
8997 * config/x-linux (host-linux.o): Update.
8998 * config/x-hpux (host-hpux.o): Update.
8999 * config/x-darwin (host-darwin.o): Update.
9000 * config/v850/t-v850e (v850-c.o): Update.
9001 * config/v850/t-v850 (v850-c.o): Update.
9002 * config/t-vxworks (vxworks.o): Update.
9003 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9004 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9005 * config/spu/t-spu-elf (spu-c.o): Update.
9007 * config/sh/t-symbian (sh-c.o): Update.
9008 (symbian.o): Update.
9009 * config/sh/t-sh (sh-c.o): Update.
9010 * config/score/t-score-elf (score7.o, score3.o): Update.
9011 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9012 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9013 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9014 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9016 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9017 * config/m32c/t-m32c (m32c-pragma.o): Update.
9018 * config/ia64/t-ia64 (ia64-c.o): Update.
9019 * config/i386/x-mingw32 (host-mingw32.o): Update.
9020 * config/i386/x-i386 (driver-i386.o): Update.
9021 * config/i386/x-darwin (host-i386-darwin.o): Update.
9022 * config/i386/x-cygwin (host-cygwin.o): Update.
9023 * config/i386/t-nwld (nwld.o): Update.
9024 * config/i386/t-netware (netware.o): Update.
9025 * config/i386/t-interix (winnt.o): Update.
9026 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9027 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9028 msformat-c.o): Update.
9029 * config/bfin/t-bfin-linux (generated_files): Add
9030 linux-sysroot-suffix.h.
9031 * config/arm/t-wince-pe (pe.o): Update.
9032 * config/arm/t-strongarm-pe (pe.o): Update.
9033 * config/arm/t-pe (pe.o): Update.
9034 * config/arm/t-arm (arm-c.o): Update.
9035 * doc/install.texi (Prerequisites): Require make 3.80.
9036 * Makefile.in: Remove .o targets.
9037 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9038 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9039 (simple_generated_h, simple_generated_c): Move earlier.
9040 (generated_files): New variable.
9041 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9042 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9043 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9044 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9045 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9046 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9047 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9048 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9049 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9050 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9051 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9052 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9054 (COMPILE.base, COMPILE): New variables.
9055 (%.o): New pattern rule.
9056 (ALL_HOST_OBJS): New variable.
9057 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9058 (dummy-checksum.o, cc1-checksum.o): Remove.
9059 (DRIVER_SHLIB): New variable.
9060 (DRIVER_DEFINES): Use it.
9061 (gencondmd.c): Move out of build/.
9062 (s-conditions): Update.
9063 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9064 (ALL_BUILD_OBJS): Likewise.
9065 (build/%.o): Use BUILDCOMPILE.
9066 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9067 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9068 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9069 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9070 build/genconfig.o, build/genconstants.o, build/genemit.o,
9071 build/genextract.o, build/genflags.o, build/genmddeps.o,
9072 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9073 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9074 build/gen-protos.o, build/scan.o, build/fix-header.o,
9075 build/scan-decls.o): Simplify.
9076 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9077 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9078 prefix.o, toplev.o): Reduce to variable setting.
9079 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9080 ($(out_object_file), gcc-options.o): New targets.
9081 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9082 * configure: Rebuilt.
9083 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9084 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9086 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9088 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9089 complain when we hit an error, return ERROR_MARK_NODE.
9091 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9093 * config/sh/constraints.md (Pso, Psz): New constraints.
9094 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9095 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9097 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9099 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9100 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9102 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9104 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9105 (prefetch_sh2a): New.
9107 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9108 Naveen.H.S <naveen.hs@kpitcummins.com>
9110 * config/sh/constraints.md (I28): New constraint.
9111 * config/sh/sh.c (broken_move): Add support for movi20s.
9112 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9114 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9115 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9116 Naveen.H.S <naveen.hs@kpitcummins.com>
9118 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9119 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9120 (print_operand): Handle resbank in %@ operand code.
9121 (sh_encode_section_info): New.
9122 (push_regs): Add conditions for resbank.
9123 (sh_expand_epilogue): Likewise.
9124 (sh_insert_attributes): Likewise.
9125 (sh_attribute_table): Likewise.
9126 (sh_handle_resbank_handler_attribute): New.
9127 (sh2a_handle_function_vector_handler_attribute): New.
9128 (sh2a_is_function_vector_call): New.
9129 (sh2a_get_function_vector_number): New.
9130 (sh2a_function_vector_p): New.
9131 (sh_cfun_resbank_handler_p): New.
9132 * config/sh/sh.md (calli): Emit jsr/n if possible.
9133 (calli_tbr_rel): New.
9134 (calli_pcrel): Emit jsr/n if possible.
9135 (return_i): Emit rts/n if possible.
9136 (call_valuei_tbr_rel): New.
9137 (call_valuei_pcrel): Add condition for SH2A target.
9138 (call_value): Likewise.
9139 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9140 (sh2a_get_function_vector_number): Likewise.
9141 (sh2a_is_function_vector_call): Likewise.
9142 * doc/extend.texi: Document TBR relative addressing of SH2A.
9143 (resbank): Add description for SH2A.
9145 2008-03-24 Richard Guenther <rguenther@suse.de>
9148 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9149 pointer assignments change conversions according to middle-end rules.
9150 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9151 * configure.ac: Include type checking in yes.
9152 * configure: Regenerate.
9154 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9156 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9157 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9159 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9161 * gthr-vxworks.h (UNUSED): Define.
9163 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9165 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9167 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9169 * doc/extend.texi (Function Attributes): Add missing comma in the
9170 example of the "alloc_size" attribute.
9172 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9175 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9177 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9180 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9183 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9184 of the underlying type of a MS bitfield layout to the natural
9185 alignment of the type.
9187 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9189 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9190 to their natural alignment to avoid store forwarding stalls.
9192 2008-03-22 Richard Guenther <rguenther@suse.de>
9194 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9195 For PHI nodes verify the address is invariant.
9196 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9197 (get_symbol_constant_value): Use is_gimple_min_invariant.
9198 (maybe_fold_stmt_indirect): Likewise.
9200 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9202 PR rtl-optimization/33927
9203 * Makefile.in (dse.o): Depend on $(TM_P_H).
9204 * expr.h (extract_low_bits): Declare.
9205 * expmed.c (extract_low_bits): New function.
9206 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9207 * dse.c: Include tm_p.h.
9208 (find_shift_sequence): Remove the read_reg argument and return the
9209 read value. Emit the instructions instead of returning them.
9210 Iterate on new_mode rather than calculating it each time.
9211 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9212 source to NEW_MODE and extract_low_bits to convert the shifted
9214 (replace_read): Allow the load and store to have different mode
9215 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9216 or extraction instructions before trying the replacement. Update
9217 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9219 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9221 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9222 to their natural alignment to avoid store forwarding stalls.
9224 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9227 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9228 encouraging but not allowing gprs for input;
9229 change the input constraint to !f#r.
9230 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9232 change the output constraint to !f#r.
9234 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9237 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9238 corresponding post-reload splitters.
9239 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9240 when x87 FP math is selected.
9241 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9242 New function prototype.
9243 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9244 unreachable function to ease macroization of insn patterns.
9246 2008-03-21 Martin Jambor <mjambor@suse.cz>
9248 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9249 reference dumps if ddr is NULL or dependence is unknown.
9251 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9253 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9254 unsigned extension into account.
9255 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9256 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9257 Do computations on a scratch register.
9259 2008-03-21 Richard Guenther <rguenther@suse.de>
9261 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9262 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9263 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9264 * tree-ssa-dom.c (record_equality): Likewise.
9265 * tree-inline.c (copy_body_r): Likewise.
9266 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9269 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9271 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9272 as 'delete_unused' argument.
9274 2008-03-20 Richard Guenther <rguenther@suse.de>
9276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9277 special casing of constant qualifiers.
9278 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9279 care about them in general.
9280 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9281 regardless of their type.
9282 (fold_stmt_r): Forcefully fold *& if we end up with that.
9284 2008-03-20 Paul Brook <paul@codesourcery.com>
9286 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9287 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9289 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9291 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9292 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9294 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9296 * common.opt (Wmudflap): New option.
9297 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9298 (mx_register_decls): Likewise.
9299 (mudflap_finish_file): Likewise.
9300 * doc/invoke.texi: Document -Wno-mudflap.
9302 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9304 * c-format.c (replace_format_name_to_system_name): New.
9306 (convert_format_name_to_system_name): New.
9307 (decode_format_attr): Add use of convert_format_name_to_system_name.
9308 (format_types_orig): Add gnu_ prefix to names.
9309 (check_format_info_main): Special treating of \0 escaped names for
9310 supporting multi-character format specifiers as I32, I64.
9311 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9312 (gnu_target_overrides_format_attributes): New.
9313 * c-format.h: Add structure target_ovr_attr to hold
9314 system specific formatter names.
9315 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9316 msformat-c.o file to c_target_objs and cxx_target_objs.
9317 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9318 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9319 (TARGET_N_FORMAT_TYPES): New.
9320 * config/i386/msformat-c.c: New.
9321 * config/i386/t-cygming: Add build rule for msformat-c.o.
9322 * doc/extend.texi: Add new format names gnu_* and ms_* and
9324 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9326 2008-03-20 Ira Rosen <irar@il.ibm.com>
9328 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9329 optimizations turned on under -O3.
9330 (ftree-vectorize): Add that the flag is turned on with -O3.
9332 2008-03-20 Ben Elliston <bje@au.ibm.com>
9334 * regmove.c (try_auto_increment): Fix spelling error in comment.
9335 * final.c (final_scan_insn): Likewise.
9337 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9340 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9341 allocator preferences for "y" and "r" class registers.
9342 ("*mov<mode>_internal"): Ditto.
9343 ("*movv2sf_internal_rex64"): Ditto.
9344 ("*movv2sf_internal"): Ditto.
9346 2008-03-19 Michael Matz <matz@suse.de>
9349 * calls.c (expand_call): Check overlap of arguments with call
9350 address for sibcalls.
9352 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9355 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9356 of the underlying type of a MS bitfield layout to the natural
9357 alignment of the type.
9359 2008-03-19 Jan Hubicka <jh@suse.cz>
9362 * toplev.c (decode_d_option): Handle all CPP flags.
9363 * tree-vrp.c: Update tree_pass descriptors.
9364 * regrename.c: Update tree_pass descriptors.
9365 * fwprop.c: Update tree_pass descriptors.
9366 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9367 * tree-into-ssa.c: Update tree_pass descriptors.
9368 * tree-dump.c: Update tree_pass descriptors.
9369 * tree-complex.c: Update tree_pass descriptors.
9370 * tree-dump.h: Update tree_pass descriptors.
9371 * see.c: Update tree_pass descriptors.
9372 * cgraphbuild.c: Update tree_pass descriptors.
9373 * tracer.c: Update tree_pass descriptors.
9374 * tree-loop-distribution.c: Update tree_pass descriptors.
9375 * cgraph.c: Update tree_pass descriptors.
9376 * postreload-gcse.c: Update tree_pass descriptors.
9377 * postreload.c: Update tree_pass descriptors.
9378 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9379 * tree-tailcall.c: Update tree_pass descriptors.
9380 * tree-pass.h (tree_opt_pass): Rename to ...
9381 (opt_pass) ... this one; add "type" field and remove letter field.
9382 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9383 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9384 all_lowering_passes): Update declaration.
9385 * ipa-cp.c: Update tree_pass descriptors.
9386 * final.c: Update tree_pass descriptors.
9387 * omp-low.c: Update tree_pass descriptors.
9388 * tree-ssa-dse.c: Update tree_pass descriptors.
9389 * ipa-reference.c: Update tree_pass descriptors.
9390 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9391 * auto-inc-dec.c: Update tree_pass descriptors.
9392 * reorg.c: Update tree_pass descriptors.
9393 * cgraphunit.c: Update tree_pass descriptors.
9394 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9395 * tree-ssa-ccp.c: Update tree_pass descriptors.
9396 * df-core.c: Update tree_pass descriptors.
9397 * mode-switching.c: Update tree_pass descriptors.
9398 * tree-nomudflap.c: Update tree_pass descriptors.
9399 * modulo-sched.c: Update tree_pass descriptors.
9400 * ipa-pure-const.c: Update tree_pass descriptors.
9401 * cse.c: Update tree_pass descriptors.
9402 * web.c: Update tree_pass descriptors.
9403 * tree-stdarg.c: Update tree_pass descriptors.
9404 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9405 * tree-ssa-dom.c: Update tree_pass descriptors.
9406 * tree-nrv.c: Update tree_pass descriptors.
9407 * tree-ssa-alias.c: Update tree_pass descriptors.
9408 * loop-init.c: Update tree_pass descriptors.
9409 * gimple-low.c: Update tree_pass descriptors.
9410 * ipa-inline.c: Update tree_pass descriptors.
9411 * tree-ssa-sink.c: Update tree_pass descriptors.
9412 * global.c: Update tree_pass descriptors.
9413 * ifcvt.c: Update tree_pass descriptors.
9414 * jump.c: Update tree_pass descriptors.
9415 * predict.c: Update tree_pass descriptors.
9416 * tree-ssa-loop.c: Update tree_pass descriptors.
9417 * recog.c: Update tree_pass descriptors.
9418 * dse.c: Update tree_pass descriptors.
9419 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9420 * tree-eh.c: Update tree_pass descriptors.
9421 * regmove.c: Update tree_pass descriptors.
9423 * function.c: Update tree_pass descriptors.
9424 * tree-vectorizer.c: Update tree_pass descriptors.
9425 * gcse.c: Update tree_pass descriptors.
9426 * ipa-type-escape.c: Update tree_pass descriptors.
9427 * tree-if-conv.c: Update tree_pass descriptors.
9428 * init-regs.c: Update tree_pass descriptors.
9429 * ipa.c: Update tree_pass descriptors.
9430 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9431 * rtl-factoring.c: Update tree_pass descriptors.
9432 * lower-subreg.c: Update tree_pass descriptors.
9433 * bt-load.c: Update tree_pass descriptors.
9434 * tree-dfa.c: Update tree_pass descriptors.
9435 * except.c: Update tree_pass descriptors.
9436 * emit-rtl.c: Update tree_pass descriptors.
9437 * cfgexpand.c: Update tree_pass descriptors.
9438 * tree-cfgcleanup.c: Update tree_pass descriptors.
9439 * cfgcleanup.c: Update tree_pass descriptors.
9440 * tree-ssa-pre.c: Update tree_pass descriptors.
9441 * tree-sra.c: Update tree_pass descriptors.
9442 * tree-mudflap.c: Update tree_pass descriptors.
9443 * tree-ssa-copy.c: Update tree_pass descriptors.
9444 * cfglayout.c: Update tree_pass descriptors.
9445 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9446 * tree-ssa-dce.c: Update tree_pass descriptors.
9447 * tree-ssa.c: Update tree_pass descriptors.
9448 * regclass.c: Update tree_pass descriptors.
9449 * integrate.c: Update tree_pass descriptors.
9450 * tree-optimize.c: Update tree_pass descriptors.
9451 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9452 * tree-object-size.c: Update tree_pass descriptors.
9453 * combine.c: Update tree_pass descriptors.
9454 * tree-outof-ssa.c: Update tree_pass descriptors.
9455 * bb-reorder.c: Update tree_pass descriptors.
9456 * stack-ptr-mod.c: Update tree_pass descriptors.
9457 * var-tracking.c: Update tree_pass descriptors.
9458 * tree-profile.c: Update tree_pass descriptors.
9459 * tree-vect-generic.c: Update tree_pass descriptors.
9460 * reg-stack.c: Update tree_pass descriptors.
9461 * sched-rgn.c: Update tree_pass descriptors.
9462 * tree-ssa-structalias.c: Update tree_pass descriptors.
9463 * tree-cfg.c: Update tree_pass descriptors.
9464 * passes.c (current_pass): Update declaration.
9465 (finish_optimization_passes): Update.
9466 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9467 (register_one_dump_file, register_dump_files_1, next_pass_1):
9469 (init_optimization_passes): Update handling of new types.
9470 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9471 * ipa-struct-reorg.c: Update tree_pass descriptors.
9472 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9473 * combine-stack-adj.c: Update tree_pass descriptors.
9474 * cfgrtl.c: Update tree_pass descriptors.
9475 * dce.c: Update tree_pass descriptors.
9476 * tree-ssanames.c: Update tree_pass descriptors.
9478 2008-03-19 Richard Guenther <rguenther@suse.de>
9481 * tree-ssa.c (walk_data): New structure.
9482 (warn_uninitialized_var): If not always_executed warn with "maybe"
9484 (execute_early_warn_uninitialized): Compute post-dominators.
9485 Initialize always_executed before processing each basic block.
9487 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9490 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9491 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9493 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9495 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9497 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9499 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9501 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9502 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9503 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9504 target after ignore has been set, and move there also the commputation
9505 of subtarget and original_target.
9506 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9507 (LANG_HOOKS_INITIALIZER): Remove it.
9508 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9510 2008-03-18 Richard Guenther <rguenther@suse.de>
9512 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9513 found an expression with constants, note that in the VN for the lhs.
9514 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9515 fold them to constants if possible. Run cleanup_cfg if done so.
9516 (execute_pre): Return todo.
9518 (execute_fre): Likewise.
9519 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9521 (get_prop_source_stmt): Look through pointer conversions.
9523 2008-03-18 Jan Hubicka <jh@suse.cz>
9525 * tree-pretty-print.c: Include predict.h.
9526 (dump_generic_node): Dump predictor.
9527 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9528 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9529 * gimple-low.c (lower_stmt): Likewise.
9530 * expr.c (expand_expr_real): Likewise.
9531 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9533 (build_predict_expr, build_predict_expr): New.
9534 * predict.h (predictor_name, build_predict_expr): Update.
9535 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9536 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9537 * predict.def (PRED_CONTINUE): Update hitrate.
9538 * tree.def (PREDICT_EXPR): Define.
9539 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9540 do not handle BIND_EXPR.
9541 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9542 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9543 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9546 2008-03-18 Michael Matz <matz@suse.de>
9548 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9550 2008-03-18 Richard Guenther <rguenther@suse.de>
9552 * tree-gimple.h (is_gimple_invariant_address): Declare.
9553 (is_gimple_constant): Likewise.
9554 * tree-gimple.c (is_gimple_constant): New function.
9555 (is_gimple_invariant_address): Likewise.
9556 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9557 and is_gimple_invariant_address.
9558 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9560 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9561 an addressable base.
9563 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9566 * gimplify.c (gimplify_expr): Gimplify second operand of
9569 2008-03-17 Richard Guenther <rguenther@suse.de>
9571 PR tree-optimization/19637
9572 * fold-const.c (fold_unary): Remove restrictions of removing
9573 intermediate pointer-conversions (P2)(P1)P0.
9574 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9575 conversion to void pointer.
9576 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9578 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9581 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9582 emulated thread local variables.
9584 2008-03-16 Richard Guenther <rguenther@suse.de>
9587 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9588 expand TREE_INVARIANT operations that are not gimple invariant.
9590 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9592 * doc/extend.texi (Alignment): Say that the ABI controls
9593 the __alignof__ for non-strict-alignment targets rather
9594 than being a recommendation.
9596 2008-03-15 Paul Brook <paul@codesourcery.com>
9598 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9600 (arm_output_fn_unwind): Mark functions that can not be unwound.
9602 2008-03-15 Paul Brook <paul@codesourcery.com>
9604 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9605 extension instructions.
9607 2008-03-15 Richard Guenther <rguenther@suse.de>
9609 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9610 and fold constant aggregate refs.
9611 (fold_const_aggregate_ref): Handle string constants
9612 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9613 (evaluate_stmt): Simplify now that ccp_fold folds constant
9616 2008-03-15 Paul Brook <paul@codesourcery.com>
9618 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9619 (extzv): Use gen_extzv_t2.
9620 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9622 2008-03-15 Richard Guenther <rguenther@suse.de>
9624 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9625 (fold_const_aggregate_ref): Likewise.
9626 (get_value): Return NULL if we don't have any values.
9627 (ccp_finalize): Set const_val to NULL after freeing it.
9628 * tree-flow.h (get_symbol_constant_value): Declare.
9629 (fold_const_aggregate_ref): Likewise.
9630 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9632 2008-03-15 Richard Guenther <rguenther@suse.de>
9635 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9636 to not produce negative array indices if not allowed. Add
9637 parameter to indicate that.
9638 (maybe_fold_offset_to_component_ref): Allow negative array
9639 indices only for the first member of a structure.
9640 (maybe_fold_offset_to_reference): Allow negative array indices.
9641 (maybe_fold_stmt_addition): Likewise.
9643 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9644 Anatoly Sokolov <aesok@post.ru>
9646 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9647 (avr_arch): Add ARCH_AVR6.
9648 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9649 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9650 instead of fixed value 2.
9651 (print_operand_address): Use gs() asm specifier instead of pm().
9652 (avr_assemble_integer): (Ditto.).
9653 (avr_output_addr_vec_elt): (Ditto.).
9654 (print_operand): Handle "!" code.
9655 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9656 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9657 (AVR_HAVE_EIJMP_EICALL): Define.
9658 (AVR_3_BYTE_PC): Redefine.
9659 (AVR_2_BYTE_PC): (Ditto.).
9660 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9661 (LINK_SPEC): Add atmega2560 and atmega2561.
9662 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9664 * config/avr/avr.md (call_insn): Use eicall instead of icall
9665 for 3 byte PC devices.
9666 (call_value_insn): (Ditto.).
9667 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9668 (indirect_jump): Use only for for 2 byte PC devices.
9669 (*tablejump): (Ditto.).
9670 (*indirect_jump_avr6): Add insn.
9671 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9672 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9673 instead of ijmp for 3 byte PC devices.
9674 (__tablejump2__): (Ditto.).
9675 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9676 (MULITLIB_DIRNAMES): (Ditto.).
9677 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9679 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9681 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9682 "sse2_umulsidi3". Use V1DI mode for operand 0.
9683 ("mmx_psadbw"): Use V1DI mode for operand 0.
9684 * config/i386/i386-modes.def (V1SI): New vector mode.
9685 * config/i386/i386.c (struct builtin_description)
9686 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9687 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9688 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9689 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9690 v1di_ftype_v8qi_v8qi type.
9691 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9693 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9694 __builtin_ia32_pmuludq]: Fix the mode of return value.
9696 2008-03-15 Richard Guenther <rguenther@suse.de>
9699 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9702 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9704 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9705 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9706 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9707 unless TARGET_SERIALIZE_VOLATILE is enabled.
9708 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9709 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9710 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9712 2008-03-14 Richard Guenther <rguenther@suse.de>
9714 PR tree-optimization/34172
9715 * tree-flow.h (refs_may_alias_p): Declare.
9716 (get_single_def_stmt): Likewise.
9717 (get_single_def_stmt_from_phi): Likewise.
9718 (get_single_def_stmt_with_phi): Likewise.
9719 * tree-dfa.c (refs_may_alias_p): New function.
9720 (get_single_def_stmt): Likewise.
9721 (get_single_def_stmt_from_phi): Likewise.
9722 (get_single_def_stmt_with_phi): Likewise.
9723 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9724 (vn_reference_lookup_1): New helper function.
9725 (vn_reference_lookup): Walk the virtual use-def chain to
9726 continue searching for a match if the def does not alias the
9727 reference we are looking for.
9729 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9731 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9732 archive and Perzl. Update The Written Word listing.
9734 2008-03-14 Richard Guenther <rguenther@suse.de>
9736 PR tree-optimization/34043
9737 PR tree-optimization/33989
9738 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9740 (bitmap_find_leader): Use extra argument to verify dominance
9741 relationship inside a basic-block.
9742 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9743 (find_leader_in_sets): Adjust.
9744 (create_component_ref_by_pieces): Take extra argument for
9745 dominance check, handle lookup failures.
9746 (find_or_generate_expression): Likewise.
9747 (create_expression_by_pieces): Likewise.
9748 (insert_into_preds_of_block): Adjust.
9749 (create_value_expr_from): If asked for, verify all operands
9750 are in the blocks AVAIL_OUT set.
9751 (make_values_for_stmt): Check for SSA_NAMEs that are life
9752 over an abnormal edge.
9753 (compute_avail): Remove such check.
9754 (do_SCCVN_insertion): New function.
9755 (eliminate): If we do not find a leader suitable for replacement
9756 insert a replacement expression from SCCVN if available.
9757 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9758 (struct vn_ssa_aux): Add needs_insertion flag.
9759 * tree-ssa-sccvn.c (may_insert): New global flag.
9760 (copy_reference_ops_from_ref): Value-number union member access
9761 based on its size, not type and member if insertion is allowed.
9762 (visit_reference_op_load): For a weak match from union type
9763 punning lookup a view-converted value and insert a SSA_NAME
9764 for that value if that is not found.
9765 (visit_use): Make dumps shorter. Do not disallow value numbering
9766 SSA_NAMEs that are life over an abnormal edge to constants.
9767 (free_scc_vn): Release inserted SSA_NAMEs.
9768 (run_scc_vn): New flag to specify whether insertion is allowed.
9769 Process SSA_NAMEs in forward order.
9770 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9771 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9772 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9773 pointer type to/from integral types that do not change the
9774 precision to regular conversions.
9776 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9778 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9779 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9780 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9781 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9782 input arguments and the mode of return value. Built-in functions
9783 that operate on whole 64-bit MMX register now use V1DI mode.
9785 2008-03-13 Alon Dayan <alond@il.ibm.com>
9786 Olga Golovanevsky <olga@il.ibm.com>
9788 PR tree-optimization/35041
9789 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9790 to locate the right position in a statement.
9792 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9796 * config/i386/xmmintrin.h: Change all static inline functions to
9797 extern inline and add __gnu_inline__ attribute.
9798 * config/i386/bmintrin.h: Ditto.
9799 * config/i386/smmintrin.h: Ditto.
9800 * config/i386/tmmintrin.h: Ditto.
9801 * config/i386/mmintrin-common.h: Ditto.
9802 * config/i386/ammintrin.h: Ditto.
9803 * config/i386/emmintrin.h: Ditto.
9804 * config/i386/pmmintrin.h: Ditto.
9805 * config/i386/mmintrin.h: Ditto.
9806 * config/i386/mm3dnow.h: Ditto.
9808 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9811 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9812 (lower_omp_2): New function.
9813 (lower_omp_1, lower_omp): Rewritten.
9815 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9818 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9819 with the phrase "Microsoft Windows compilers".
9820 (Push/Pop Macro Pragmas): New subsection. Document
9821 #pragma push_macro and pragma pop_macro.
9823 2008-03-12 Paul Brook <paul@codesourcery.com>
9825 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9827 2008-03-12 Paul Brook <paul@codesourcery.com>
9829 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9830 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9831 (thumb2_addsi_shortim): Rename ...
9832 (thumb2_addsi_short): ... to this. Allow register operands.
9833 (thumb2_subsi_short): New pattern.
9834 (thumb2_one_cmplsi2_short,
9835 thumb2_negsi2_short): New patterns and peepholes.
9837 2008-03-12 Paul Brook <paul@codesourcery.com>
9839 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9841 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9843 * config/i386/i386.md (int_cond): New code iterator.
9845 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9846 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9847 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9848 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9849 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9850 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9851 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9852 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9854 2008-03-12 Paul Brook <paul@codesourcery.com>
9856 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9857 instead of {arm,thumb}_compute_save_reg_mask.
9858 (output_return_instruction): Ditto.
9859 (thumb_unexpanded_epilogue): Ditto.
9860 (thumb1_expand_prologue): Ditto.
9861 (thumb1_output_function_prologue): Ditto.
9862 (arm_set_return_address): Ditto.
9863 (thumb_set_return_address): Ditto.
9864 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9865 regs to achieve stack alignment.
9866 (thumb1_compute_save_reg_mask): Fix compiler warning.
9867 (arm_output_epilogue): Use offsets->saved_regs_mask.
9868 Adjust stack pointer by poping call clobered registers.
9869 (arm_expand_prologue): Use offsets->saved_regs_mask.
9870 Adjust stack pointer by pushing extra registers.
9871 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9873 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9876 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9877 conversion to the operands of a multiplication.
9879 2008-03-12 Richard Guenther <rguenther@suse.de>
9881 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9882 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9883 * timevar.def (TV_TREE_PHIPROP): Add.
9884 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9885 pass description. Use TV_TREE_PHIPROP.
9886 * tree-ssa-forwprop.c: Remove phiprop code.
9888 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9891 * omp-low.c (maybe_lookup_decl): Constify first argument.
9892 (use_pointer_for_field): Change last argument from bool to
9893 omp_context *. Disallow shared copy-in/out in nested
9894 parallel if decl is shared in outer parallel too.
9895 (build_outer_var_ref, scan_sharing_clauses,
9896 lower_rec_input_clauses, lower_copyprivate_clauses,
9897 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9899 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9900 Ira Rosen <irar@il.ibm.com>
9902 * tree-vectorizer.c (free_stmt_vec_info): New function.
9903 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9904 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9905 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9906 * tree-vect-transform.c (vectorizable_conversion): Free
9907 vec_oprnds0 if it was allocated.
9908 (vect_permute_store_chain): Remove unused VECs.
9909 (vectorizable_store): Free VECs that are allocated in the..
9911 (vect_transform_strided_load, vectorizable_load): Likewise.
9912 (vect_remove_stores): Simplify the code.
9913 (vect_transform_loop): Move code to vect_remove_stores().
9914 Call vect_remove_stores() and free_stmt_vec_info().
9916 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9918 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9919 TARGET_HPUX. Revise comment.
9920 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9921 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9922 Use sr4 variant of `be' instruction when not generating PIC code.
9923 (attr_length_call): Adjust for above change.
9925 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9927 * ipa-reference.c (static_execute): Remove module_statics_const and
9928 associated setting code.
9930 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9933 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9934 predicate for operand 1.
9935 (paritysi2_cmp): Use register_operand predicate for operand 2.
9936 Use earlyclobber modifier for operand 1. Remove support for
9938 (paritydi2_cmp): Use register_operand predicate for operand 3.
9939 Use earlyclobber modifier for operand 1. Remove support for
9942 2008-03-11 Paul Brook <paul@codesourcery.com>
9943 Vladimir Prus <vladimir@codesourcery.com>
9945 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9946 (arm_compute_save_reg0_reg12_mask): Always
9947 check if register 11 must be saved. Always safe hard frame pointer
9948 when frame_pointer_needeed.
9949 (arm_compute_save_reg_mask): Save IP and PC
9950 only with apcs frames.
9951 (arm_output_epilogue): Adjust Thumb2 codepath to
9952 be also invoked and work for ARM non-apcs frames.
9953 (arm_expand_prologue): Don't bother saving IP
9954 for non-apcs frame, since it's not clobbered by
9955 prologue code. Implement non-apcs frame
9958 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9960 PR rtl-optimization/35281
9961 * expr.c (convert_move): Use a new pseudo for the intermediate
9962 from_mode->word_mode result.
9964 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9966 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9967 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9968 * toplev.c (compile_file): Don't call it.
9970 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9973 * expr.c (store_expr): Call emit_block_move if the mode
9974 of "temp" RTX is BLKmode.
9976 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9977 Richard Guenther <rguenther@suse.de>
9979 PR tree-optimization/31358
9980 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9981 the step with a NULL_TREE.
9982 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9983 to sizetype if type is a pointer type.
9984 (add_candidate_1): Don't convert the base and step to
9985 the generic type if the orginal type is a pointer type.
9986 (add_iv_value_candidates): Use sizetype for the step
9987 if type is a pointer type.
9988 (cand_value_at): Likewise.
9989 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
9991 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
9992 Don't convert the tem affine to the type.
9993 (add_elt_to_tree): Use sizetype for the step if a pointer.
9994 Use POINTER_PLUS_EXPR for pointers.
9995 (aff_combination_to_tree): Use sizetype for the step if a
9998 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10000 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10001 Remove commutativity hint.
10003 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10007 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10008 errorneous type. Check that v is a VAR_DECL.
10010 PR middle-end/35099
10011 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10013 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10015 PR tree-optimization/35494
10016 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10017 may be overriden at link and run time.
10019 2008-03-10 Richard Guenther <rguenther@suse.de>
10021 PR tree-optimization/34677
10022 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10023 (poolify_tree): Likewise.
10024 (modify_expr_template): Likewise.
10025 (poolify_modify_stmt): Likewise.
10026 (insert_fake_stores): Handle all component-ref style stores
10027 in addition to INDIRECT_REF. Also handle complex types.
10028 Do not poolify the inserted load.
10029 (realify_fake_stores): Do not rebuild the tree but only
10030 make it a SSA_NAME copy.
10031 (init_pre): Remove initialzation of modify_expr_template.
10032 Do not allocate modify_expr_node_pool.
10033 (fini_pre): Do not free modify_expr_node_pool.
10035 2008-03-10 Paul Brook <paul@codesourcery.com>
10037 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10038 to avoid conflicts.
10040 2008-03-10 Paul Brook <paul@codesourcery.com>
10041 Mark Shinwell <shinwell@codesourcery.com>
10043 * config/arm/cortex-r4.md: New.
10044 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10046 * config/arm/arm.md: Include cortex-r4.md.
10047 (insn): Add smmls, sdiv and udiv values.
10048 (generic_sched): Don't use generic scheduling for Cortex-R4.
10049 (arm_issue_rate): New function.
10050 (TARGET_SCHED_ISSUE_RATE): Define.
10052 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10054 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10056 2008-03-10 Richard Guenther <rguenther@suse.de>
10058 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10059 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10061 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10063 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10064 Set default to true.
10066 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10068 * c.opt (Wsynth): Deprecate.
10069 * doc/invoke.texi (Option Summary, Warning Options): Document
10070 -Wno-format-contains-nul.
10072 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10075 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10076 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10078 2008-03-09 Ira Rosen <irar@il.ibm.com>
10080 * config/rs6000/rs6000.c (builtin_description): Rename vector
10081 left shift operations.
10082 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10083 (altivec_vsl<VI_char>): Rename to ...
10084 (ashl<mode>3): ... new name.
10085 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10087 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10089 2008-03-08 Richard Guenther <rguenther@suse.de>
10091 * coverage.h (tree_coverage_counter_addr): Declare.
10092 * coverage.c (tree_coverage_counter_addr): New function.
10093 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10094 before using again.
10095 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10096 (tree_gen_one_value_profiler): Likewise.
10097 (tree_gen_ic_profiler): Likewise.
10098 (tree_gen_average_profiler): Likewise.
10099 (tree_gen_ior_profiler): Likewise.
10101 2008-03-08 Richard Guenther <rguenther@suse.de>
10103 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10104 (vn_binary_op_insert): Likewise.
10105 (vn_unary_op_lookup): Likewise.
10106 (vn_unary_op_insert): Likewise.
10107 (vn_nary_op_lookup): Declare.
10108 (vn_nary_op_insert): Likewise.
10109 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10110 and binary hashes, use a single obstack for unary_op_pool
10111 and binary_op_pool.
10112 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10113 a single struct vn_nary_op_s. Store tree code length and
10114 a variable number of operands.
10115 (struct vn_reference_op_struct): Remove unused op2.
10116 (vn_reference_op_eq): Do not compare op2.
10117 (vn_reference_op_compute_hash): Do not compute hash of op2.
10118 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10119 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10120 with vn_nary_op_compute_hash.
10121 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10122 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10124 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10126 (visit_unary_op): Call nary functions.
10127 (visit_binary_op): Likewise.
10128 (process_scc): Adjust for struct vn_tables_s changes.
10129 (allocate_vn_table): Likewise.
10130 (free_vn_table): Likewise.
10131 * tree-vn.c (vn_add): Call nary functions.
10132 (vn_lookup): Likewise.
10134 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10137 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10138 wdst back after sync_compare_and_swapqhi_internal.
10140 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10143 * config/i386/i386-modes.def (V1DI): New vector mode.
10144 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10145 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10146 (MMXMODE248): Ditto.
10147 (MMXMODE): Add V1DI mode.
10148 (mmxvecsize): Change DI mode to V1DI mode.
10149 ("mov<mode>): Use MMXMODEI8 mode iterator.
10150 ("*mov<mode>_internal_rex64"): Ditto.
10151 ("*mov<mode>_internal"): Ditto.
10152 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10153 ("mmx_sub<mode>3"): Ditto.
10154 ("mmx_adddi3"): Remove insn pattern.
10155 ("mmx_subdi3"): Ditto.
10156 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10157 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10158 ("mmx_ashl<mode>3"): Ditto.
10159 ("mmx_lshrdi3"): Remove insn pattern.
10160 ("mmx_ashldi3"): Ditto.
10161 * config/i386/i386.c (classify_argument): Handle V1DImode.
10162 (function_arg_advance_32): Ditto.
10163 (function_arg_32): Ditto.
10164 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10165 mmx_addv1di3 insn pattern.
10166 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10167 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10168 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10169 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10170 Remove definitions of built-in functions.
10171 (V1DI_type_node): New node.
10172 (v1di_ftype_v1di_int): Ditto.
10173 (v1di_ftype_v1di_v1di): Ditto.
10174 (v2si_ftype_v2si_si): Ditto.
10175 (v4hi_ftype_v4hi_di): Remove node.
10176 (v2si_ftype_v2si_di): Ditto.
10177 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10178 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10179 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10180 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10181 Add new builtins using def_builtin_const.
10182 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10183 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10184 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10185 * config/i386/mmintrin.h (__v1di): New typedef.
10186 (_mm_add_si64): Cast arguments to __v1di type.
10187 (_mm_sub_si64): Ditto.
10188 (_mm_sll_pi16): Cast __count to __v4hi type.
10189 (_mm_sll_pi32): Cast __count to __v2si type.
10190 (_mm_sll_si64): Cast arguments to __v1di type.
10191 (_mm_srl_pi16): Cast __count to __v4hi type.
10192 (_mm_srl_pi32): Cast __count to __v2si type.
10193 (_mm_srl_si64): Cast arguments to __v1di type.
10194 (_mm_sra_pi16): Cast __count to __v4hi type.
10195 (_mm_sra_pi32): Cast __count to __v2si type.
10196 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10197 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10198 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10199 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10200 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10201 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10202 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10203 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10204 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10205 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10206 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10207 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10209 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10211 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10213 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10216 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10217 reg+const addressing for Altivec modes. Don't generate reg+reg
10218 addressing for TFmode or TDmode quantities.
10220 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10222 * c-common.c (vector_types_convertible_p): Call langhook
10223 instead of comptypes.
10225 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10228 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10229 integral and scalar float variables which have a
10232 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10234 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10235 dwarf_register_span hook when emitting unwind information for
10236 register-to-memory saves.
10237 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10238 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10240 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10242 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10243 for the same VAR_DECL.
10245 2008-03-06 Tom Tromey <tromey@redhat.com>
10247 * treelang: Delete.
10248 * doc/standards.texi (Standards): Don't mention treelang.
10249 * doc/invoke.texi (Overall Options): Don't mention treelang.
10250 * doc/install.texi (Prerequisites): Don't mention bison or
10252 (Configuration): Don't mention treelang.
10253 (Building): Likewise.
10254 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10256 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10258 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10259 word-extractions out of a multi-word object.
10261 2008-03-06 Richard Guenther <rguenther@suse.de>
10263 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10264 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10265 result type and precision.
10266 * expr.c (get_inner_reference): Set unsignedp based on the result
10267 type of BIT_FIELD_REF.
10268 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10269 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10270 (try_instantiate_multiple_fields): Likewise. Use the correct type
10272 (sra_build_assignment): Likewise.
10273 (sra_build_elt_assignment): Likewise.
10274 (sra_explode_bitfield_assignment): Likewise.
10275 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10276 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10277 set BIT_FIELD_REF_UNSIGNED.
10278 (vectorizable_load): Likewise.
10280 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10282 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10285 2008-03-06 Richard Guenther <rguenther@suse.de>
10287 * alias.c (struct alias_set_entry): Move has_zero_child field
10288 to pack with alias_set.
10290 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10292 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10295 2008-03-05 Ian Lance Taylor <iant@google.com>
10297 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10299 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10301 * fwprop.c (update_df): Support width and offset parameters of
10303 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10304 global_conflicts): Change DF_REF_EXTRACT to either
10305 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10306 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10307 * df-scan.c (df_ref_record, df_defs_record,
10308 df_ref_create_structure, df_def_record_1, df_uses_record,
10309 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10310 df_bb_refs_collect, df_entry_block_defs_collect,
10311 df_exit_block_uses_collect): Support new width and offset fields.
10312 (ref_extract_pool): New storage pool.
10313 (df_free_ref): New function.
10314 (df_reg_chain_unlink, df_free_collection_rec,
10315 df_sort_and_compress_refs): Call df_free_ref.
10316 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10318 (df_ref_create_structure): Allocate df_ref_extract if offset and
10319 width fields are used.
10320 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10321 (df_uses_record): Get offset and width from ZERO_EXTRACT
10323 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10324 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10325 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10326 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10327 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10328 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10329 (df_ref_extract): New structure.
10330 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10331 (df_ref_create): Add width and offset parameters.
10333 2008-03-05 Richard Guenther <rguenther@suse.de>
10335 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10336 Use ranges_overlap_p.
10337 (offset_overlaps_with_access): Rename
10338 to ranges_overlap_p and move ...
10339 * tree-flow-inline.h (ranges_overlap_p): ... here.
10341 * tree.h (get_inner_reference, handled_component_p): Update
10344 * tree.h (record_component_aliases, get_alias_set,
10345 alias_sets_conflict_p, alias_sets_must_conflict_p,
10346 objects_must_conflict_p): Move declarations ...
10347 * alias.h (record_component_aliases, get_alias_set,
10348 alias_sets_conflict_p, alias_sets_must_conflict_p,
10349 objects_must_conflict_p): ... here.
10350 Include coretypes.h.
10351 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10353 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10355 * cfg.c: Include tree-flow.h.
10356 (remove_edge_raw): Call redirect_edge_var_map_clear.
10357 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10358 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10359 (redirect_edge_var_map_result): New.
10360 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10361 PENDING_STMT use with redirect_edge_var_map_*.
10362 * tree-ssa.c (edge_var_maps): New definition.
10363 (redirect_edge_var_map_add): New.
10364 (redirect_edge_var_map_clear): New.
10365 (redirect_edge_var_map_dup): New.
10366 (redirect_edge_var_map_vector): New.
10367 (redirect_edge_var_map_destroy): New.
10368 (ssa_redirect_edge): Replace PENDING_STMT use with
10369 redirect_edge_var_map_*.
10370 (flush_pending_stmts): Same.
10371 (delete_tree_ssa): Destroy edge var map.
10372 * tree-flow.h (struct _edge_var_map): New.
10373 Define edge_var_map vector type.
10374 Declare redirect_edge_var_map_* prototypes.
10375 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10376 * tree-cfg.c (reinstall_phi_args): Replace
10377 PENDING_STMT use with redirect_edge_var_map_*.
10379 2008-03-05 Richard Guenther <rguenther@suse.de>
10381 PR tree-optimization/35472
10382 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10383 whose single use_stmt has a overlapping set of loaded and
10384 stored symbols as that use_stmt might be a noop assignment then.
10386 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10388 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10390 2008-03-05 Richard Guenther <rguenther@suse.de>
10393 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10394 should be constants.
10395 * tree-cfg.c (verify_expr): Verify it.
10396 * fold-const.c (fold_truthop): Remove code generating
10397 BIT_FIELD_REFs of structure bases.
10398 (fold_binary): Likewise.
10399 (fold_ternary): Position and size of BIT_FIELD_REFs are
10400 always host integers.
10401 (make_bit_field_ref): Remove.
10402 (optimize_bit_field_compare): Remove.
10403 (all_ones_mask_p): Remove.
10405 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10408 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10409 (split_block_and_df_analyze): New. Split basic block and rebuild
10411 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10413 (split_pattern_seq): Likewise.
10414 (erase_matching_seqs): Likewise.
10415 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10417 2008-03-04 Geoff Keating <geoffk@apple.com>
10419 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10420 declaration and code.
10421 (tree_invalid_nonnegative_warnv_p): Likewise.
10423 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10425 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10426 examples. Truncate option-names then causing overfull hbox.
10428 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10431 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10433 * configure: Rebuilt.
10435 2008-03-04 Rafael Espindola <espindola@google.com>
10437 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10438 (tree_unary_nonnegative_warnv_p): New.
10439 (tree_binary_nonnegative_warnv_p): New.
10440 (tree_single_nonnegative_warnv_p): New.
10441 (tree_invalid_nonnegative_warnv_p): New.
10442 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10444 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10447 * opts.c (handle_option): Postpone 'unknown option' errors only for
10450 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10453 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10456 2008-03-04 Rafael Espindola <espindola@google.com>
10458 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10459 (tree_binary_nonzero_warnv_p): New.
10460 (tree_single_nonzero_warnv_p): New.
10461 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10463 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10465 PR middle-end/35456
10466 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10467 transformations for modes that have signed zeros.
10468 * ifcvt.c (noce_try_abs): Ditto.
10470 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10472 * config/i386/i386.c (override_options): Force
10473 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10475 2008-03-04 Jan Hubicka <jh@suse.cz>
10478 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10481 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10483 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10484 label to probe the stack.
10486 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10488 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10489 (__gthr_win32_mutex_destroy): Declare.
10490 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10491 __gthr_win32_mutex_destroy.
10492 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10494 2008-03-03 Jan Hubicka <jh@suse.cz>
10497 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10498 aggressive on inlining cold calls.
10500 2008-03-03 Richard Guenther <rguenther@suse.de>
10502 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10503 struct copies into the expression table.
10504 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10505 (try_to_simplify): Likewise.
10506 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10507 integral and pointer arguments which do not change the
10508 precision to NOP_EXPRs.
10509 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10510 VIEW_CONVERT_EXPR case.
10512 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10514 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10515 defined in a loop at depth 0 is invariant.
10516 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10517 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10518 be called at loop depth 0.
10520 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10523 * gcc.c (process_command): Update copyright notice dates.
10524 * gcov.c (print_version): Likewise.
10525 * gcov-dump.c (print_version): Likewise.
10526 * mips-tfile.c (main): Likewise.
10527 * mips-tdump.c (main): Likewise.
10529 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10532 * c-common.c (flag_permissive): Delete.
10533 (constant_expression_warnings): Check flags first.
10534 (constant_expression_error): New.
10535 * c-common.h (flag_permissive): Delete.
10536 (constant_expression_error): Declare.
10537 * flags.h (flag_permissive): Declare. Update description.
10538 * diagnostic.c (pedwarn): Update.
10540 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10541 (permissive_error_kind): New.
10542 * toplev.c (flag_permissive): Define. Update description.
10543 * toplev.h (permissive_error_kind): Declare.
10544 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10545 (pedwarn_c90): Use pedantic_warning_kind.
10546 * c-opts.c (c_common_post_options): flag_permissive does not affect
10547 flag_pedantic_errors.
10549 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10551 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10552 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10553 __absvsi2, __absvDI2): Use unsigned arithmetic.
10555 2008-03-02 Andi Kleen <ak@suse.de>
10556 Richard Guenther <rguenther@suse.de>
10558 * struct-equiv.c: Remove file.
10559 * cfg_cleanup.c (condjump_equiv_p): Remove.
10560 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10561 (struct-equiv.o): Remove rule.
10562 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10563 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10564 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10566 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10568 * ifcvt.c (noce_process_if_block): Try to handle only the then
10569 block if the else block exists but isn't suitable.
10571 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10574 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10575 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10576 regression from previous patch.
10578 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10581 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10583 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10584 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10585 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10586 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10587 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10588 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10589 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10590 (__gthread_mutex_destroy_function): Rename to
10591 __gthread_mutex_destroy.
10592 * gthr-dce.h (__gthread_mutex_destroy): Call
10593 pthread_mutex_destroy.
10594 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10595 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10596 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10598 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10600 * df-scan.c (df_ref_chain_change_bb): Simplify.
10601 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10602 set_block_for_insn if there's any change.
10603 * df.h ((df_insn_change_bb): Fix prototype.
10604 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10605 df_insn_change_bb, don't call set_block_for_insn.
10606 * emit-rtl.c (reorder_insns): Likewise.
10607 * haifa-sched.c (move_insn): Likewise.
10609 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10611 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10613 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10615 * tree-flow-inline.h (next_readonly_imm_use): Return
10616 NULL_USE_OPERAND_P after the end.
10618 2008-03-01 Richard Guenther <rguenther@suse.de>
10620 PR tree-optimization/35411
10621 * tree-sra.c (sra_build_assignment): Split conversion to
10622 final type to a separate statement if we are not assigning
10625 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10627 * fold-const.c (fold_convertible_p): Correct the logic to follow
10628 that in fold_convert().
10630 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10633 * tree-inline.c (build_duplicate_type): When we make a
10634 duplicate type, make it unique in the canonical types system.
10636 2008-02-29 Tom Tromey <tromey@redhat.com>
10638 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10639 input_file_stack_history, input_file_stack_restored): Remove.
10640 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10641 * input.h (struct file_stack): Remove.
10642 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10643 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10645 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10647 (diagnostic_last_module_changed): Add 'map' argument.
10648 (diagnostic_set_last_function): Likewise.
10649 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10650 line map, not input_file_stack.
10651 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10653 2008-02-29 Paul Brook <paul@codesourcery.com>
10655 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10657 2008-02-29 Paul Brook <paul@codesourcery.com>
10659 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10661 2008-02-29 Richard Guenther <rguenther@suse.de>
10663 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10665 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10666 value for comparing for a store match.
10667 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10668 (try_to_simplify): Do not do a full-blown reference lookup.
10670 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10672 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10673 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10675 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10677 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10679 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10680 strides against cache sizes.
10682 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10684 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10687 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10689 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10690 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10691 is smaller than the original promoted value.
10692 (simplify_subreg): If OP is a SUBREG, try to preserve its
10693 SUBREG_PROMOTED_VAR_P information.
10695 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10697 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10698 (VN_INFO_GET): Allocate new objects on the obstack.
10699 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10700 for rpo_numbers_temp, for consistency.
10701 (free_scc_vn): Free the obstack.
10703 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10705 * doc/invoke.texi: Document -ftree-loop-distribution.
10706 * tree-loop-distribution.c: New.
10707 * tree-pass.h (pass_loop_distribution): New.
10708 * graphds.h (struct graph): Add htab_t indices.
10709 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10710 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10711 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10712 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10713 * tree-data-ref.c (debug_data_dependence_relations): New.
10714 (dump_data_dependence_relation): Also print data references.
10715 (free_data_ref): Extern.
10716 (same_access_functions): Moved...
10717 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10718 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10719 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10720 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10721 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10722 (stmts_from_loop): Skip LABEL_EXPR.
10723 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10725 (build_rdg): Initialize rdg->indices htab.
10726 (free_rdg, stores_from_loop, ref_base_address,
10727 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10728 have_similar_memory_accesses_1, ref_base_address_1,
10729 remove_similar_memory_refs): New.
10730 * tree-data-ref.h: Depend on tree-chrec.h.
10731 (debug_data_dependence_relations, free_data_ref): Declared.
10732 (same_access_functions): ... here.
10733 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10735 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10736 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10737 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10738 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10739 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10740 rdg_vertex_for_stmt): Declared.
10741 (struct rdg_edge): Add level.
10743 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10744 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10746 (rdg_has_similar_memory_accesses): New.
10747 * tree-vect-analyze.c: Remove unused static decls.
10748 * lambda.h (dependence_level): New.
10749 * common.opt (ftree-loop-distribution): New.
10750 * tree-flow.h (mark_virtual_ops_in_bb,
10751 slpeel_tree_duplicate_loop_to_edge_cfg,
10752 rename_variables_in_loop): Declared.
10753 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10754 (OBJS-common): Add tree-loop-distribution.o.
10755 (tree-loop-distribution.o): New rule.
10756 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10757 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10758 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10760 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10763 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10764 other than structures and unions.
10766 2008-02-28 Richard Guenther <rguenther@suse.de>
10769 2008-02-26 Richard Guenther <rguenther@suse.de>
10771 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10772 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10773 (lookup_decl_from_uid): Declare.
10774 (remove_decl_from_map): Likewise.
10775 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10776 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10777 (decl_for_uid_map): New global hashtable mapping DECL_UID
10779 (init_ttree): Allocate it.
10780 (insert_decl_to_uid_decl_map): New helper function.
10781 (make_node_stat): Insert new decls into the map.
10782 (copy_node_stat): Likewise.
10783 (lookup_decl_from_uid): New function.
10784 (remove_decl_from_map): Likewise.
10785 (print_decl_for_uid_map_statistics): New helper.
10786 (dump_tree_statistics): Call it.
10788 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10789 (referenced_var_iterator): Adjust.
10790 (FOR_EACH_REFERENCED_VAR): Adjust.
10791 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10792 (num_referenced_vars): Adjust.
10793 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10794 (first_referenced_var): Remove.
10795 (end_referenced_vars_p): Likewise.
10796 (next_referenced_var): Likewise.
10797 (referenced_var_iterator_set): New helper function.
10798 * tree-dfa.c (referenced_var_lookup): Adjust.
10799 (referenced_var_check_and_insert): Likewise.
10800 (remove_referenced_var): Likewise.
10801 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10802 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10803 (verify_call_clobbering): Likewise.
10804 (verify_memory_partitions): Likewise.
10805 (init_tree_ssa): Allocate bitmap instead of hashtable for
10807 (delete_tree_ssa): Adjust.
10808 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10809 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10810 (compute_tag_properties): Likewise.
10811 (set_initial_properties): Likewise.
10812 (find_partition_for): Likewise.
10813 (update_reference_counts): Likewise.
10814 (dump_may_aliases_for): Likewise.
10815 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10816 (add_call_clobber_ops): Likewise.
10817 (add_call_read_ops): Likewise.
10818 (get_asm_expr_operands): Likewise.
10819 * tree-into-ssa.c (dump_decl_set): Likewise.
10820 (update_ssa): Likewise.
10821 * tree-sra.c (scan_function): Likewise.
10822 (decide_instantiations): Likewise.
10823 (scalarize_parms): Likewise.
10824 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10825 (dsa_named_for): Likewise.
10826 * tree-ssa-structalias.c (update_alias_info): Likewise.
10827 (merge_smts_into): Likewise.
10829 2008-02-27 David Daney <ddaney@avtrex.com>
10832 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10833 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10834 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10835 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10836 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10838 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10841 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10842 (BUILT_IN_NEXTTOWARD): Remove.
10843 (BUILT_IN_NEXTTOWARDF): Ditto.
10844 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10845 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10847 2008-02-27 Tom Tromey <tromey@redhat.com>
10849 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10850 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10852 2008-02-27 Jan Beulich <jbeulich@novell.com>
10854 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10855 update the respective field on newdecl.
10857 2008-02-27 Revital Eres <eres@il.ibm.com>
10859 PR rtl-optimization/34999
10860 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10861 crossing edges that ends with a call insn.
10862 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10863 call insn and clear the EDGE_CROSSING flag of the crossing edge
10864 when fixing fallthru edges.
10866 2008-02-27 Richard Guenther <rguenther@suse.de>
10868 PR middle-end/35390
10869 * fold-const.c (fold_unary): Return the correct argument,
10870 converted to the result type.
10872 2008-02-27 Richard Guenther <rguenther@suse.de>
10874 PR middle-end/34971
10875 * expr.c (expand_expr_real_1): Assert on rotates that operate
10877 * fold-const.c (fold_binary): Use the types precision, not the
10878 bitsize of the mode if folding rotate expressions. Build rotates
10879 only for full modes.
10881 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10883 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10884 and CPP_PRAGMA_EOL.
10885 * c-pragma.c (pragma_ns_name): New typedef.
10886 (registered_pp_pragmas): New variable.
10887 (c_pp_lookup_pragma): New function.
10888 (c_register_pragma_1): If flag_preprocess_only, do nothing
10889 for non-expanded pragmas, for expanded ones push pragma's
10890 namespace and name into registered_pp_pragmas vector.
10891 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10892 flag_preprocess_only, don't register GCC pch_preprocess
10893 pragma if flag_preprocess_only.
10894 * c-opts.c (c_common_init): Call init_pragma even if
10895 flag_preprocess_only.
10896 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10897 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10898 cpp_register_pragma if flag_preprocess_only.
10900 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10903 * c-parser.c (c_parser_translation_unit): Warn for empty
10904 translation unit, not empty source file.
10906 2008-02-26 Paul Brook <paul@codesourcery.com>
10908 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10909 operand for Thumb-2.
10910 * config/arm/arm.h (reg_class): Add CORE_REGS.
10911 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10912 (BASE_REG_CLASS): Use CORE_REGS.
10913 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10914 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10915 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10916 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10917 ARM_REGNO_OK_FOR_INDEX_P.
10918 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10919 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10920 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10921 (ldm/stm peepholes): Ditto.
10922 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10923 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10924 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10925 * config/arm/constraints.md: Enable "k" constraint on ARM.
10927 2008-02-27 Ben Elliston <bje@au.ibm.com>
10929 * config/rs6000/rs6000.c: Annotate cache line size field in all
10930 instances of struct processor_costs.
10932 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10934 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10935 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10936 jump_bypass): New counters.
10937 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10938 * dce.c (gate_ud_dce): Same.
10939 (gate_fast_dce): Same.
10940 * dse.c (gate_dse1): New function.
10941 (gate_dse2): New function.
10942 (gate_dse): Merge results of new gate functions.
10943 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10944 (gate_handle_jump_bypass): Add dbg_cnt.
10945 (gate_handle_gcse): Add dbg_cnt.
10946 * ifcvt.c (gate_handle_if_conversion): Same.
10947 (gate_handle_if_after_combine): Same.
10948 (gate_handle_if_after_reload): Same.
10949 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10951 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10953 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10955 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10957 2008-02-26 Jason Merrill <jason@redhat.com>
10960 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10961 alone if it's the naming decl for the type's main variant.
10963 2008-02-26 Tom Tromey <tromey@redhat.com>
10965 * system.h (USE_MAPPED_LOCATION): Poison.
10966 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10967 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10968 (make_goto_expr_edges): Likewise.
10969 (remove_bb): Likewise.
10970 (execute_warn_function_return): Likewise.
10971 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10973 * c-common.c (fname_decl): Remove old location code.
10974 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10976 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10978 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10979 (gen_rtx_ASM_INPUT): Likewise.
10980 (gen_rtx_ASM_INPUT_loc): Likewise.
10981 (get_rtx_asm_OPERANDS): Remove.
10982 * cfglayout.c (insn_locators_alloc): Remove old location code.
10983 (set_curr_insn_source_location): Likewise.
10984 (curr_insn_locator): Likewise.
10985 * print-tree.c (print_node): Remove old location code.
10986 * tree-mudflap.c (mf_varname_tree): Remove old location code.
10987 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
10988 * cfgexpand.c (expand_gimple_cond_expr): Don't use
10989 location_from_locus.
10990 (construct_exit_block): Remove old location code.
10991 * emit-rtl.c (force_next_line_note): Remove old location code.
10992 * profile.c (branch_prob): Remove old location code.
10993 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
10994 LOC_LINE): Remove old-location variants.
10995 * langhooks.c (lhd_print_error_function): Remove old location
10997 * configure, config.in: Rebuilt.
10998 * configure.ac (--enable-mapped-location): Remove.
10999 * c-decl.c (c_init_decl_processing): Remove old location code.
11000 (finish_function): Likewise.
11001 * recog.c (decode_asm_operands): Remove old location code.
11002 * c-pch.c (c_common_read_pch): Remove old location code.
11003 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11005 * gimple-low.c (lower_function_body): Remove old location code.
11006 * toplev.c (unknown_location): Remove.
11007 (push_srcloc): Remove old-location variant.
11008 (process_options): Remove old location code.
11009 (lang_dependent_init): Likewise.
11010 * input.h (UNKNOWN_LOCATION): Move definition.
11011 (location_t): Undeprecate.
11012 (source_locus): Remove.
11013 (location_from_locus): Remove.
11014 (struct location_s): Remove.
11015 Remove all old-location code.
11016 (input_line, input_filename): Remove.
11017 * final.c (final_scan_insn): Remove old location code.
11018 * diagnostic.c (diagnostic_build_prefix): Remove
11019 USE_MAPPED_LOCATION test.
11020 * tree.h (gimple_stmt) <locus>: Now a location_t.
11021 (tree_exp) <locus>: Likewise.
11022 (DECL_IS_BUILTIN): Remove old-location variant.
11023 (annotate_with_file_line, annotate_with_locus): Likewise.
11024 (expr_locus, set_expr_locus): Update.
11025 * tree.c (build1_stat): Remove old location code.
11026 (last_annotated_node): Remove.
11027 (annotate_with_file_line): Remove old-location variant.
11028 (annotate_with_locus): Likewise.
11029 (expr_location): Remove old location code.
11030 (set_expr_location): Likewise.
11031 (expr_has_location): Likewise.
11032 (expr_locus): Likewise.
11033 (set_expr_locus): Likewise.
11034 (expr_filename): Don't use location_from_locus.
11035 (expr_lineno): Likewise.
11036 * rtl-error.c (location_for_asm): Remove old location code.
11037 * c-lex.c (cb_line_change): Remove old location code.
11038 (fe_file_change): Likewise.
11039 (cb_def_pragma): Likewise.
11040 (c_lex_with_flags): Likewise.
11041 * gengtype.c (do_typedef): Don't special-case location types.
11042 (define_location_structures): Remove.
11043 (main): Don't call define_location_structures.
11044 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11047 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11050 * builtins.def (BUILT_IN_STDARG_START): Remove.
11051 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11052 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11053 * tree-inline.c (inline_forbidden_p_1): Likewise.
11055 2008-02-26 Richard Guenther <rguenther@suse.de>
11057 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11058 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11059 (lookup_decl_from_uid): Declare.
11060 (remove_decl_from_map): Likewise.
11061 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11062 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11063 (decl_for_uid_map): New global hashtable mapping DECL_UID
11065 (init_ttree): Allocate it.
11066 (insert_decl_to_uid_decl_map): New helper function.
11067 (make_node_stat): Insert new decls into the map.
11068 (copy_node_stat): Likewise.
11069 (lookup_decl_from_uid): New function.
11070 (remove_decl_from_map): Likewise.
11071 (print_decl_for_uid_map_statistics): New helper.
11072 (dump_tree_statistics): Call it.
11074 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11075 (referenced_var_iterator): Adjust.
11076 (FOR_EACH_REFERENCED_VAR): Adjust.
11077 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11078 (num_referenced_vars): Adjust.
11079 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11080 (first_referenced_var): Remove.
11081 (end_referenced_vars_p): Likewise.
11082 (next_referenced_var): Likewise.
11083 (referenced_var_iterator_set): New helper function.
11084 * tree-dfa.c (referenced_var_lookup): Adjust.
11085 (referenced_var_check_and_insert): Likewise.
11086 (remove_referenced_var): Likewise.
11087 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11088 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11089 (verify_call_clobbering): Likewise.
11090 (verify_memory_partitions): Likewise.
11091 (init_tree_ssa): Allocate bitmap instead of hashtable for
11093 (delete_tree_ssa): Adjust.
11094 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11095 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11096 (compute_tag_properties): Likewise.
11097 (set_initial_properties): Likewise.
11098 (find_partition_for): Likewise.
11099 (update_reference_counts): Likewise.
11100 (dump_may_aliases_for): Likewise.
11101 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11102 (add_call_clobber_ops): Likewise.
11103 (add_call_read_ops): Likewise.
11104 (get_asm_expr_operands): Likewise.
11105 * tree-into-ssa.c (dump_decl_set): Likewise.
11106 (update_ssa): Likewise.
11107 * tree-sra.c (scan_function): Likewise.
11108 (decide_instantiations): Likewise.
11109 (scalarize_parms): Likewise.
11110 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11111 (dsa_named_for): Likewise.
11112 * tree-ssa-structalias.c (update_alias_info): Likewise.
11113 (merge_smts_into): Likewise.
11115 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11118 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11119 * c-opts.c (c_common_handle_option): Wall enables
11120 Wvolatile-register-var.
11121 * common.opt: Move Wvolatile-register-var to...
11124 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11126 * common.opt (Wlarger-than=): New.
11127 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11129 * opts.c (common_handle_option): Handle -Wlarger-than=.
11130 * optc-gen.awk: Likewise.
11131 * opth-gen.awk: Likewise.
11132 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11133 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11135 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11137 * c-common.c (match_case_to_enum_1): Add appropriate
11138 OPT_W* parameter to warning.
11139 (c_do_switch_warnings): Likewise.
11140 * c-typeck.c (warning_init): Add one more parameter following
11141 'warning' function.
11142 (push_init_level): Update call to warning_init.
11143 (pop_init_level): Likewise.
11144 (add_pending_init): Likewise.
11145 (output_init_element: Likewise.
11147 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11150 * toplev.c (toplev_main): If there are warnings or error, print
11151 errors for ignored options.
11152 * opts.c (ignored_options): New static variable.
11153 (postpone_unknown_option_error): New.
11154 (print_ignored_options): New.
11155 (handle_option): Postpone errors for unknown -Wno-* options.
11156 * opts.h (print_ignored_options): Declare.
11158 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11160 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11163 2008-02-25 Richard Guenther <rguenther@suse.de>
11166 2008-02-25 Richard Guenther <rguenther@suse.de>
11168 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11169 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11170 (lookup_decl_from_uid): Declare.
11171 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11172 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11173 (decl_for_uid_map): New global hashtable mapping DECL_UID
11175 (init_ttree): Allocate it.
11176 (insert_decl_to_uid_decl_map): New helper function.
11177 (make_node_stat): Insert new decls into the map.
11178 (copy_node_stat): Likewise.
11179 (lookup_decl_from_uid): New function.
11180 (print_decl_for_uid_map_statistics): New helper.
11181 (dump_tree_statistics): Call it.
11183 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11184 (referenced_var_iterator): Adjust.
11185 (FOR_EACH_REFERENCED_VAR): Adjust.
11186 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11187 (num_referenced_vars): Adjust.
11188 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11189 (first_referenced_var): Remove.
11190 (end_referenced_vars_p): Likewise.
11191 (next_referenced_var): Likewise.
11192 (referenced_var_iterator_set): New helper function.
11193 * tree-dfa.c (referenced_var_lookup): Adjust.
11194 (referenced_var_check_and_insert): Likewise.
11195 (remove_referenced_var): Likewise.
11196 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11197 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11198 (verify_call_clobbering): Likewise.
11199 (verify_memory_partitions): Likewise.
11200 (init_tree_ssa): Allocate bitmap instead of hashtable for
11202 (delete_tree_ssa): Adjust.
11203 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11204 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11205 (compute_tag_properties): Likewise.
11206 (set_initial_properties): Likewise.
11207 (find_partition_for): Likewise.
11208 (update_reference_counts): Likewise.
11209 (dump_may_aliases_for): Likewise.
11210 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11211 (add_call_clobber_ops): Likewise.
11212 (add_call_read_ops): Likewise.
11213 (get_asm_expr_operands): Likewise.
11214 * tree-into-ssa.c (dump_decl_set): Likewise.
11215 (update_ssa): Likewise.
11216 * tree-sra.c (scan_function): Likewise.
11217 (decide_instantiations): Likewise.
11218 (scalarize_parms): Likewise.
11219 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11220 (dsa_named_for): Likewise.
11221 * tree-ssa-structalias.c (update_alias_info): Likewise.
11222 (merge_smts_into): Likewise.
11224 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11227 * doc/invoke.texi (-fcx-limited-range): Document new option.
11228 * toplev.c (process_options): Handle -fcx-fortran-rules.
11229 * common.opt: Add documentation for -fcx-fortran-rules.
11231 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11234 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11235 actual behaviour and C99.
11237 2008-02-26 Ben Elliston <bje@au.ibm.com>
11239 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11240 (ASM_CPU_POWER6_SPEC): Likewise.
11241 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11242 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11243 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11245 2008-02-25 Richard Guenther <rguenther@suse.de>
11247 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11248 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11249 (lookup_decl_from_uid): Declare.
11250 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11251 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11252 (decl_for_uid_map): New global hashtable mapping DECL_UID
11254 (init_ttree): Allocate it.
11255 (insert_decl_to_uid_decl_map): New helper function.
11256 (make_node_stat): Insert new decls into the map.
11257 (copy_node_stat): Likewise.
11258 (lookup_decl_from_uid): New function.
11259 (print_decl_for_uid_map_statistics): New helper.
11260 (dump_tree_statistics): Call it.
11262 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11263 (referenced_var_iterator): Adjust.
11264 (FOR_EACH_REFERENCED_VAR): Adjust.
11265 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11266 (num_referenced_vars): Adjust.
11267 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11268 (first_referenced_var): Remove.
11269 (end_referenced_vars_p): Likewise.
11270 (next_referenced_var): Likewise.
11271 (referenced_var_iterator_set): New helper function.
11272 * tree-dfa.c (referenced_var_lookup): Adjust.
11273 (referenced_var_check_and_insert): Likewise.
11274 (remove_referenced_var): Likewise.
11275 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11276 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11277 (verify_call_clobbering): Likewise.
11278 (verify_memory_partitions): Likewise.
11279 (init_tree_ssa): Allocate bitmap instead of hashtable for
11281 (delete_tree_ssa): Adjust.
11282 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11283 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11284 (compute_tag_properties): Likewise.
11285 (set_initial_properties): Likewise.
11286 (find_partition_for): Likewise.
11287 (update_reference_counts): Likewise.
11288 (dump_may_aliases_for): Likewise.
11289 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11290 (add_call_clobber_ops): Likewise.
11291 (add_call_read_ops): Likewise.
11292 (get_asm_expr_operands): Likewise.
11293 * tree-into-ssa.c (dump_decl_set): Likewise.
11294 (update_ssa): Likewise.
11295 * tree-sra.c (scan_function): Likewise.
11296 (decide_instantiations): Likewise.
11297 (scalarize_parms): Likewise.
11298 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11299 (dsa_named_for): Likewise.
11300 * tree-ssa-structalias.c (update_alias_info): Likewise.
11301 (merge_smts_into): Likewise.
11303 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11306 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11307 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11308 * alias.h (nonoverlapping_memrefs_p): Likewise.
11310 2008-02-25 Jan Beulich <jbeulich@novell.com>
11312 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11313 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11314 __emultls_get_address, __emultls_register_common,
11315 __floatundi?f, and _Unwind_GetIPInfo.
11316 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11317 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11318 (gen_regparm_prefix): Likewise.
11319 (i386_nlm_encode_section_info): Sync with
11320 config/i386/winnt.c:i386_pe_encode_section_info().
11321 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11322 i386_nlm_mangle_decl_assembler_name): New.
11323 (netware_override_options): New.
11324 * config/i386/netware.h (netware_override_options): Declare.
11325 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11326 (i386_nlm_mangle_decl_assembler_name): Declare.
11327 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11329 2008-02-25 Ben Elliston <bje@au.ibm.com>
11332 * c-decl.c (grokdeclarator): Remove unused local variables
11333 `typedef_type' and `type_as_written'.
11335 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11336 unused local variable `has_hot_blocks'.
11337 (fix_crossing_conditional_branches): Remove unused local variable
11340 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11342 PR middle-end/19984
11343 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11344 using DEF_C99_BUILTIN.
11345 (BUILT_IN_NANF): Ditto.
11346 (BUILT_IN_NANL): Ditto.
11348 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11349 Revital Eres <eres@il.ibm.com>
11351 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11352 regarding the order of two dependent insns in the same row.
11354 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11356 * stor-layout.c (layout_decl): Do not bump the alignment of a
11357 bit-field to more than byte alignment if it is packed.
11359 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11361 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11364 2008-02-24 Diego Novillo <dnovillo@google.com>
11366 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11369 * tree-vrp.c (vrp_evaluate_conditional): With
11370 -Wtype-limits, emit a warning when comparing against a
11371 constant outside the natural range of OP0's type.
11372 * c.opt (Wtype-limits): Move ...
11373 * common.opt (Wtype-limits): ... here.
11375 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11377 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11378 * config/rs6000/e300c2c3.md: New file.
11379 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11381 (rs6000_override_options): Add e300c2 and e300c3 cases to
11382 processor_target_table. Do not allow usage of Altivec or Spe
11383 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11384 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11385 * config/rs6000/rs6000.h (processor_type): Add
11386 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11387 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11388 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11389 and ppce300c3. Include e300c2c3.md.
11391 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11393 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11394 instead of TARGET_STRICT_ALIGN.
11396 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11398 * explow.c (memory_address): Assert that the generated address is
11401 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11404 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11405 * config/darwin-ppc-ldouble-patch.def: New file.
11406 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11407 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11408 SUBTARGET_INIT_BUILTINS if defined.
11409 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11412 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11415 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11416 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11418 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11421 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11422 file" warning condtional on -Winvalid-PCH.
11424 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11426 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11428 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11432 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11433 prevent reload from using MMX registers.
11434 (*mov<mode>_internal): Ditto.
11435 (*movv2sf_internal_rex64): Ditto.
11436 (*movv2sf_internal): Ditto.
11438 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11440 PR documentation/31569
11441 * doc/install.texi2html: Use makeinfo --no-number-sections.
11443 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11445 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11446 ensure that we can address an entire entity > 8 bytes. Don't
11447 generate reg+reg addressing for such data.
11449 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11451 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11452 strings when optimizing for size, unless the target cares about
11455 2008-02-22 Tom Tromey <tromey@redhat.com>
11457 * regclass.c (current_pass): Remove declaration.
11459 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11461 * config/avr/libgcc.S (__RAMPZ__): Define.
11462 (__do_copy_data): Add for devices with 128KB code memory.
11464 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11466 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11468 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11470 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11472 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11475 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11478 * c-typeck.c (build_binary_op): Warn about floating point
11479 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11481 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11484 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11485 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11487 (rs6000_override_options): Set altivec_abi as default, not override,
11488 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11489 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11490 is used; use new member spe_abi.
11491 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11492 spe_abi and altivec_abi.
11494 2008-02-22 Tomas Bily <tbily@suse.cz>
11496 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11498 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11501 * config.build (build_file_translate): Set to `CMD //c' only if
11503 * Makefile.in (build_file_translate): Improve comment.
11505 2008-02-21 Jan Hubicka <jh@suse.cz>
11507 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11508 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11509 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11511 2008-02-21 Michael Matz <matz@suse.de>
11514 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11516 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11518 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11519 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11520 as insn constraint.
11521 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11522 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11523 SSE_VEC_FLOAT_MODE_P as insn constraint.
11524 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11525 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11526 sse4a_movntdf using MODEF mode iterator.
11527 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11528 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11529 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11530 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11531 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11532 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11533 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11535 2008-02-21 Richard Guenther <rguenther@suse.de>
11537 * tree.def (PAREN_EXPR): New tree code.
11538 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11540 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11541 * expr.c (expand_expr_real_1): Likewise.
11542 * tree-inline.c (estimate_num_insns_1): Likewise.
11543 * tree-complex.c (expand_complex_move): Likewise.
11544 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11547 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11550 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11552 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11555 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11557 * config/sh/sh.c (find_barrier): Don't go past
11558 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11560 2008-02-20 DJ Delorie <dj@redhat.com>
11562 * config/h8300/h8300.md (insv): Force source operand to be a register.
11564 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11565 as a jump, not as a plain insn.
11567 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11569 * doc/invoke.texi (Warning Options): Add new option
11570 -Wframe-larger-than=.
11571 (-Wframe-larger-than): Document.
11573 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11574 Add declarations for new option variables.
11576 * final.c (final_start_function): Check the frame size
11577 before emission and issue a Wframe-larger-than warning.
11579 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11580 Add definitions for new option variables.
11581 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11583 * common.opt (Wframe-larger-than=): New option.
11585 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11588 (<sse>_div<mode>3): Ditto.
11589 (<sse>_vmdiv<mode>3): Ditto.
11590 (<sse>_vmsqrt<mode>2): Ditto.
11591 (*smax<mode>3): Ditto.
11592 (sse5_frcz<mode>2): Ditto.
11593 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11594 as insn constraint.
11596 2008-02-20 Richard Guenther <rguenther@suse.de>
11598 PR middle-end/35265
11599 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11600 be happy with INTEGRAL_TYPE_P.
11602 2008-02-20 Richard Guenther <rguenther@suse.de>
11604 * fold-const.c (split_tree): Associate floatig-point expressions
11605 if flag_associative_math is set.
11607 2008-02-20 Richard Guenther <rguenther@suse.de>
11609 * tree.h (fold_real_zero_addition_p): Declare.
11610 * fold-const.c (fold_real_zero_addition_p): Export.
11611 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11612 floating-point operations with zero and one.
11614 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11616 * doc/install.texi: Correct references to CFLAGS, replacing them
11617 with BOOT_CFLAGS. Document flags used during bootstrap for
11620 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11622 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11623 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11624 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11626 (smin<mode>3): Ditto from similar patterns.
11627 (smax<mode>3): Ditto.
11628 (*ieee_smin<mode>3): Ditto.
11629 (*ieee_smax<mode>3): Ditto.
11630 * config/i386/sse.md (sse): New mode attribute.
11631 (mov<mode>): Macroize expander from movv4sf and movv2df using
11632 SSEMODEF2P mode iterator.
11633 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11634 SSE_VEC_FLOAT_MODE_P as insn constraint.
11635 (storent<mode>): Ditto.
11636 (storent<mode>): Macroize expander from storentsf and storentdf using
11637 MODEF mode iterator.
11638 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11639 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11640 (abs<mode>2): Ditto from similar patterns.
11641 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11642 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11643 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11644 (<sse>_vmsqrt<mode>2): Ditto.
11645 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11646 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11647 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11648 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11649 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11650 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11651 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11653 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11654 iterator and SSE_FLOAT_MODE_P as insn constraint.
11655 (<sse>_ucomi): Ditto from similar patterns.
11656 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11657 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11658 SSE_VEC_FLOAT_MODE_P as insn constraint.
11659 (vcond<mode>): Ditto from similar patterns.
11660 (and<mode>3, *and<mode>3): Ditto.
11661 (<sse>_nand<mode>3): Ditto.
11662 (ior<mode>3, *ior<mode>3): Ditto.
11663 (xor<mode>3, *xor<mode>3): Ditto.
11664 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11665 iterator and SSE_FLOAT_MODE_P as insn constraint.
11666 (*nand<mode>3): Ditto from similar patterns.
11667 (*ior<mode>3): Ditto.
11668 (*xor<mode>3): Ditto.
11670 2008-02-20 Ira Rosen <irar@il.ibm.com>
11672 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11673 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11674 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11676 2008-02-19 Jan Hubicka <jh@suse.cz>
11678 * predict.c (tree_bb_level_predictions): Remove variable next
11679 mistakely introduced by previous commit.
11681 2008-02-19 Jan Hubicka <jh@suse.cz>
11683 * predict.c (predict_paths_leading_to): Rewrite.
11684 (predict_paths_for_bb): New.
11685 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11687 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11690 * Makefile.in (build_file_translate): New.
11691 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11692 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11693 * configure.ac (build_file_translate): Substitute it.
11694 * configure: Regenerate.
11696 2008-02-19 Jan Hubicka <jh@suse.cz>
11698 PR rtl-optimization/34408
11699 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11702 2008-02-19 Jan Hubicka <jh@suse.cz>
11704 PR middle-end/28779
11705 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11708 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11711 * config/i386/i386-modes.def: Revert the last DI alignment
11712 change until Ada people can look into it.
11714 2008-02-19 Nick Clifton <nickc@redhat.com>
11716 * opts.c (print_specific_help): Fix typo in --help text.
11718 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11721 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11722 32-bit inline asm without asm alternatives for host GCC < 3.0.
11724 2008-02-19 Richard Guenther <rguenther@suse.de>
11726 PR tree-optimization/34989
11727 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11728 Allow propagation to INDIRECT_REF if we can simplify only.
11730 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11732 * c-common.c (warn_for_collisions_1): Use appropriate option when
11735 2008-02-19 Nick Clifton <nickc@redhat.com>
11738 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11739 (handle_options): Fix indentation.
11740 (print_filtered_help): If no language-specific options were
11741 displayed tell the user how to list all the options supported by
11742 the language's front-end.
11743 (print_specific_help): Fix indentation and remove duplicate line.
11744 (common_handle_option): Handle the -v option.
11745 For --help enable the display of undocumented options if the -v
11746 switch has been included on the command line.
11747 For --help= check for overlaps in the arguments between the option
11748 classes and the language names and issue a warning when they
11749 cannot be disambiguated.
11750 * c.opt (v): Pass on to the common option handler.
11752 2008-02-19 Revital Eres <eres@il.ibm.com>
11754 * modulo-sched.c (sms_schedule): Change dump message when
11755 create_ddg function fails.
11756 (try_scheduling_node_in_cycle): Rename row to cycle.
11757 (print_partial_schedule): Rename CYCLE to ROW.
11759 2008-02-19 Christian Bruel <christian.bruel@st.com>
11760 Zdenek Dvorak <ook@ucw.cz>
11762 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11764 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11767 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11768 (*x86_movdicc_0_m1_se): Ditto.
11770 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11772 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11773 (CMPtype): Define as __gcc_CMPtype.
11774 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11775 (CMPtype): Define as __gcc_CMPtype.
11777 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11779 Support valgrind 3.3 for --enable-checking=valgrind.
11780 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11782 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11783 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11784 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11785 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11786 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11787 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11788 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11790 * ggc-zone.c: Similar.
11791 * ggc-page.c: Similar.
11793 2008-02-19 Paul Brook <paul@codesourcery.com>
11796 * config/arm/ieee754-df.S: Fix do_it typo.
11797 * config/arm/ieee754-sf.S: Fix do_it typo.
11799 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11802 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11803 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11804 (OPTION_MASK_ISA_SSE_SET): Likewise.
11805 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11806 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11807 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11808 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11809 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11810 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11811 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11812 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11813 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11814 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11815 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11816 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11817 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11818 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11819 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11820 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11821 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11822 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11823 (OPTION_MASK_ISA_SSE4): Removed.
11824 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11825 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11826 (override_options): Don't turn on implied SSE/MMX bits in
11829 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11831 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11834 2008-02-18 Joey Ye <joey.ye@intel.com>
11836 PR middle-end/34921
11837 * tree-nested.c (insert_field_into_struct): Set type alignment
11838 to field alignment if the former is less than the latter.
11840 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11842 * BASE-VER: Set to 4.4.0.
11844 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11846 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11847 * doc/cfg.texi: Likewise.
11848 * doc/extend.texi: Likewise.
11849 * doc/gty.texi: Likewise.
11850 * doc/invoke.texi: Likewise.
11851 * doc/loop.texi: Likewise.
11852 * doc/md.texi: Likewise.
11853 * doc/passes.texi: Likewise.
11854 * doc/rtl.texi: Likewise.
11855 * doc/sourcebuild.texi: Likewise.
11856 * doc/tm.texi: Likewise.
11857 * doc/tree-ssa.texi: Likewise.
11859 2008-02-17 Richard Guenther <rguenther@suse.de>
11861 PR middle-end/35227
11862 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11863 without default definition.
11865 2008-02-17 Richard Guenther <rguenther@suse.de>
11867 PR tree-optimization/35231
11868 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11871 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11874 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11875 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11876 libgcc_cmp_return mode.
11878 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11881 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11883 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11885 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11888 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11890 * doc/c-tree.texi: Use `@.' where appropriate.
11891 * doc/extend.texi: Likewise.
11892 * doc/install.texi: Likewise.
11893 * doc/invoke.texi: Likewise.
11894 * doc/loop.texi: Likewise.
11895 * doc/makefile.texi: Likewise.
11896 * doc/md.texi: Likewise.
11897 * doc/passes.texi: Likewise.
11898 * doc/standards.texi: Likewise.
11899 * doc/tm.texi: Likewise.
11901 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11903 PR middle-end/35196
11904 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11906 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11907 rather than in entry_bb.
11909 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11911 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11912 libgcc_cmp_return mode.
11914 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11916 PR middle-end/35130
11917 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11918 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11920 2008-02-15 Richard Guenther <rguenther@suse.de>
11921 Zdenek Dvorak <ook@ucw.cz>
11923 PR tree-optimization/35164
11924 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11925 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11926 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11927 Only propagate addresses which do not have abnormal SSA_NAMEs
11930 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11933 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11935 2008-02-15 Jan Hubicka <jh@suse.cz>
11937 PR middle-end/35149
11938 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11940 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11942 PR middle-end/34621
11943 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11944 when calculating alignment_pad.
11946 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11948 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11949 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11950 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11951 and STACK_BOUNDARY define.
11953 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11955 PR preprocessor/35061
11956 * c-pragma.c (handle_pragma_pop_macro): Check that
11957 pushed_macro_table has been allocated.
11959 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11961 PR middle-end/35136
11962 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11963 (force_gimple_operand): Likewise.
11964 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11965 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11966 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11967 (find_interesting_uses_address): Check addressability and alignment
11968 of the base expression only after substituting bases of IVs into it.
11970 2008-02-14 Michael Matz <matz@suse.de>
11973 * function.c (instantiate_virtual_regs_in_insn): Reload address
11974 before falling back to reloading the whole operand.
11976 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11978 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11979 before the first section switch note.
11981 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11983 * doc/bugreport.texi: Update copyright years.
11984 * doc/c-tree.texi: Likewise.
11985 * doc/cfg.texi: Likewise.
11986 * doc/cpp.texi: Likewise.
11987 * doc/cppinternals.texi: Likewise.
11988 * doc/fragments.texi: Likewise.
11989 * doc/frontends.texi: Likewise.
11990 * doc/gcc.texi: Likewise.
11991 * doc/gty.texi: Likewise.
11992 * doc/hostconfig.texi: Likewise.
11993 * doc/implement-c.texi: Likewise.
11994 * doc/libgcc.texi: Likewise.
11995 * doc/loop.texi: Likewise.
11996 * doc/makefile.texi: Likewise.
11997 * doc/options.texi: Likewise.
11998 * doc/passes.texi: Likewise.
11999 * doc/rtl.texi: Likewise.
12000 * doc/sourcebuild.texi: Likewise.
12001 * doc/standards.texi: Likewise.
12002 * doc/tree-ssa.texi: Likewise.
12003 * doc/trouble.texi: Likewise.
12005 * doc/extend.texi: Use @: or add comma where appropriate.
12006 * doc/invoke.texi: Likewise.
12007 * doc/tm.texi: Likewise.
12009 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12012 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12015 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12017 * doc/md.texi (clz, ctz): Add reference.
12018 * doc/rtl.texi (clz, ctz): Likewise.
12020 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12023 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12026 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12028 * config/s390/s390.c (struct constant_pool): New field
12029 emit_pool_after added.
12030 (s390_mainpool_start): Set the emit_pool_after flag according
12031 to the section switch notes.
12032 (s390_mainpool_finish): Consider emit_pool_after when emitting
12033 the literal pool at the end of the function.
12034 (s390_chunkify_start): Force literal pool splits at section
12037 2008-02-13 Michael Matz <matz@suse.de>
12040 * var-tracking.c (clobber_variable_part): Correctly traverse the
12043 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12046 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12047 Add -fdump-ipa-inline.
12048 * tree-dump.c (dump_files): Remove tree-inlined dump.
12049 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12051 2008-02-12 Richard Guenther <rguenther@suse.de>
12053 PR tree-optimization/35171
12054 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12057 2008-02-12 Richard Guenther <rguenther@suse.de>
12059 PR middle-end/35163
12060 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12061 value-preserving mode. Disallow final truncation.
12063 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12065 PR middle-end/35136
12066 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12067 code from here to...
12068 (force_gimple_operand): ...here.
12070 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12073 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12074 non-compatible pointers.
12075 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12076 different FIELD_DECLs, try harder by comparing field offsets, sizes
12079 PR inline-asm/35160
12080 * function.c (match_asm_constraints_1): Don't replace the same input
12083 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12085 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12086 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12087 (expand_epilogue): Restore RAMPZ register.
12088 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12090 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12092 * config/i386/cygwin.asm: (__alloca): Correct calling
12093 convention and alignment.
12094 (__chkstk): Force 8 byte stack alignment.
12096 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12097 Richard Guenther <rguenther@suse.de>
12099 PR tree-optimization/33992
12100 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12101 the zero we compare against.
12103 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12105 PR libfortran/35063
12106 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12107 to CloseHandle after unlocking to prevent accumulation of handle
12110 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12112 PR middle_end/34150
12113 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12114 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12115 and update LABEL_NUSES during and after reload.
12117 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12119 PR middle-end/34627
12120 * combine.c (simplify_if_then_else): Make sure the comparison is
12121 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12123 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12126 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12127 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12128 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12129 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12130 * tree.h (get_type_static_bounds): Likewise.
12132 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12134 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12135 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12136 Make -Wfoo language annotations match what the compiler outputs.
12138 2008-02-08 Sa Liu <saliu@de.ibm.com>
12140 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12141 intrinsics spu_convts, spu_convtu, spu_convtf.
12143 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12145 * doc/extend.texi (Function Attributes) <noinline>: Mention
12146 asm ("") as method to keep calls.
12148 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12151 * doc/options.texi (Options): Replace references to opts.sh with
12153 * opts-common.c: Likewise.
12154 * optc-gen.awk: Likewise.
12156 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12158 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12160 2008-02-07 Richard Henderson <rth@redhat.com>
12163 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12164 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12167 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12169 PR tree-optimization/35085
12170 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12171 for operand entry oe2 in addition to operand entry oe3 in order to
12172 expose more opportunities for vectorizer sum reduction.
12174 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12177 * Makefile.in (LIBS): Remove $(GMPLIBS).
12178 (cc1-dummy, cc1): Add $(GMPLIBS).
12180 2008-02-06 Jan Hubicka <jh@suse.cz>
12183 * i386.md (moddf_integer): Do not produce partial memory stalls for
12184 targets where it hurts.
12186 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12189 * optabs.c (expand_float): Do not check for decimal modes when
12190 expanding unsigned integer through signed conversion.
12192 2008-02-06 Nick Clifton <nickc@redhat.com>
12194 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12195 inside the clobber with a match_operand and duplicated operand
12196 number in the constraint.
12197 (ineqbranchsi): Delete redundant comment.
12199 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12201 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12202 builtin_define ("__USE_INIT_FINI__").
12203 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12205 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12207 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12209 PR documentation/30330
12210 * doc/invoke.texi (C++ Dialect Options)
12211 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12212 For each warning option -Wfoo that allows -Wno-foo, ensure both
12213 -Wfoo and -Wno-foo are listed in the option index. Fix index
12214 entry of -Wswitch-default, index -Wnormalized= including the
12215 `=', and -Wlarger-than-@var{len} including @var{len}.
12217 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12219 * config/i386/i386.md (floatunssisf2): Use
12220 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12221 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12222 Macroize expander using MODEF mode iterator.
12224 2008-02-05 Diego Novillo <dnovillo@google.com>
12226 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12229 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12231 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12234 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12236 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12239 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12240 to indicate if a message should be generated.
12241 (init_cumulative_args): Updated.
12242 (function_value_32): Likewise.
12244 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12246 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12248 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12251 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12252 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12254 2008-02-04 Diego Novillo <dnovillo@google.com>
12256 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12259 * tree-vrp.c (vrp_evaluate_conditional): With
12260 -Wtype-limits, emit a warning when comparing against a
12261 constant outside the natural range of OP0's type.
12263 2008-02-04 Richard Guenther <rguenther@suse.de>
12265 PR middle-end/33631
12266 * expr.c (count_type_elements): Give for unions instead of
12269 2008-02-04 Richard Guenther <rguenther@suse.de>
12271 PR middle-end/35043
12272 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12273 to TYPE_DOMAINs base type instead of using bitsizetype here.
12275 2008-02-03 Jason Merrill <jason@redhat.com>
12277 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12279 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12282 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12283 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12284 (RS/6000 and PowerPC Options): Fix typos and markup.
12285 * doc/passes.texi (Tree-SSA passes): Likewise.
12287 2008-02-02 Michael Matz <matz@suse.de>
12290 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12291 from record_last_reg_set_info.
12292 (record_last_reg_set_info): Take an RTX argument, iterate over all
12293 constituent hardregs.
12294 (record_last_set_info, record_opr_changes): Change calls to
12295 new signature or to record_last_reg_set_info_regno.
12297 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12299 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12301 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12303 PR rtl-optimization/34773
12304 * reg-notes.def (EQUAL): Mention significance of combination of
12305 REG_EQUAL and REG_RETVAL.
12306 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12307 insn that has a REG_RETVAL.
12309 2008-02-01 Roger Sayle <roger@eyesopen.com>
12312 * configure.ac (--enable-fixed-point): Disable unless explicitly
12314 * configure: Regenerate.
12316 2008-02-01 Richard Guenther <rguenther@suse.de>
12319 * invoke.texi (-finline-limit): Remove no longer true parts
12320 of the documentation. Note that there is no default value.
12322 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12323 Mark Mitchell <mark@codesourcery.com>
12324 Ben Elliston <bje@au.ibm.com>
12327 * doc/extend.texi (Other Builtins): Document.
12329 2008-01-31 Tom Browder <tom.browder@gmail.com>
12331 * doc/c-tree.texi (Types): Fix grammar.
12332 (Expression trees): Ditto.
12333 * doc/passes.texi (Tree-SSA passes): Ditto.
12335 * doc/configterms.texi (Configure Terms): Fix typo.
12336 * doc/cpp.texi (Common Predefined Macros): Ditto.
12337 * doc/md.texi (Machine Constraints): Ditto.
12339 * doc/makefile.texi (Makefile): Add comma.
12341 2008-01-31 Tom Browder <tom.browder@gmail.com>
12342 Gerald Pfeifer <gerald@pfeifer.com>
12344 * doc/sourcebuild.texi (Front End): Remove references to CVS
12345 and CVSROOT/modules.
12346 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12347 (Back End): Remove reference to CVS.
12349 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12352 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12354 (mips16_gp_pseudo_reg): ...here.
12355 * config/mips/mips.md (load_const_gp): Replace with...
12356 (load_const_gp_<mode>): ...this :P-based insn.
12358 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12360 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12361 options. Minor fixes.
12362 (-std): Move reference to standards closer to where language
12363 standards are first mentioned.
12365 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12367 PR rtl-optimization/34995
12368 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12369 parameter and return a bool. If the rtx parameter is nonnull,
12370 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12371 (find_reloads): Update call accordingly. Pass the new operand
12372 if it needed no address reloads, otherwise pass null.
12374 2008-01-30 Richard Henderson <rth@redhat.com>
12377 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12378 for unbounded arrays.
12380 2008-01-30 Silvius Rus <rus@google.com>
12382 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12384 2008-01-30 Jan Hubicka <jh@suse.cz>
12387 * i386.c (init_cumulative_args): Use real function declaration when
12390 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12392 PR rtl-optimization/34998
12393 * global.c (build_insn_chain): Treat non-subreg_lowpart
12394 SUBREGs of pseudos as clobbering all the words covered by the
12395 SUBREG, not just all the bytes.
12396 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12397 original df_ref rather than an extract parameter.
12398 (global_conflicts): Update call accordingly.
12400 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12402 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12403 the overflow check to make it easier to read.
12404 (__fixtfdi): Change the type of the ll member in union
12405 long_double to UDItype_x.
12407 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12409 PR middle-end/34969
12410 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12411 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12412 * tree-inline.c (fold_marked_statements): Call
12413 cgraph_update_edges_for_call_stmt if folding a call statement.
12414 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12415 debug_generic_stmt calls, reset it back afterwards.
12418 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12420 * c-typeck.c (build_external_ref): Don't pedwarn about
12421 static vars in current function's scope.
12423 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12425 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12427 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12430 * ipa-struct-reorg.c: Fix spelling.
12431 * params.def: Ditto.
12433 2008-01-29 Richard Guenther <rguenther@suse.de>
12435 PR middle-end/35006
12436 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12438 * tree-inline.c (remap_type): Increment remapping_type_depth
12439 around remapping types.
12440 (copy_body_r): Only add referenced variables if they are referenced
12441 from code, not types.
12443 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12454 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12455 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12457 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12460 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12461 pointer for tiny stack.
12463 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12465 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12467 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12469 * config/vx-common.h: Fix typo in comment.
12471 2008-01-28 Ian Lance Taylor <iant@google.com>
12475 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12476 coalesce pointers if they have different DECL_NO_TBAA_P values.
12477 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12478 between variables with different DECL_NO_TBAA_P values.
12480 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12483 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12484 are not legitimate small data references on SPE targets.
12486 2008-01-28 David Daney <ddaney@avtrex.com>
12488 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12490 2008-01-28 David Daney <ddaney@avtrex.com>
12492 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12494 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12496 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12497 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12498 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12499 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12500 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12501 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12502 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12503 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12505 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12507 * basic-block.h (condjump_equiv_p): Fix comment.
12509 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12511 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12512 print_generic_stmt_indented): Fix comment.
12514 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12516 * configure.ac (__stack_chk_fail): Add detecion for availability
12517 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12518 * configure: Regenerate.
12520 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12522 PR middle-end/34688
12523 * final.c (output_addr_const): Handle TRUNCATE.
12525 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12528 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12529 (zero_cost, infinite_cost): New constants.
12530 (struct cost_pair): Change type of cost to comp_cost.
12531 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12532 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12534 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12535 split_address_cost, ptr_difference_cost, difference_cost,
12536 get_computation_cost_at, get_computation_cost,
12537 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12538 determine_use_iv_cost_condition, determine_use_iv_costs,
12539 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12540 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12541 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12542 Change type of cost to comp_cost.
12543 (determine_iv_cost): Increase cost of non-original ivs, instead
12544 of decreasing the cost of original ones.
12545 (get_address_cost): Indicate the complexity of the addressing mode
12547 (try_add_cand_for): Prefer using ivs not specific to some object.
12548 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12550 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12551 Janis Johnson <janis187@us.ibm.com>
12554 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12555 (TARGET_INSTANTIATE_DECLS): Likewise.
12556 * target.h (expand_to_rtl_hook): New target hook.
12557 (instantiate_decls): Likewise.
12558 * function.c (instantiate_decl): Make non-static. Rename to...
12559 (instantiate_decl_rtl): ... this.
12560 (instantiate_expr): Use instantiate_decl_rtl.
12561 (instantiate_decls_1): Likewise.
12562 (instantiate_decls): Likewise.
12563 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12564 * function.h (instantiate_decl_rtl): Add prototype.
12565 * cfgexpand.c (target.h): New include.
12566 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12567 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12568 (TARGET_INSTANTIATE_DECLS): Likewise.
12569 (TARGET_INITIALIZER): New target hooks added.
12570 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12572 * config/rs6000/rs6000.c (tree-flow.h): New include.
12573 (machine_function): Add sdmode_stack_slot field.
12574 (rs6000_alloc_sdmode_stack_slot): New function.
12575 (rs6000_instantiate_decls): Likewise.
12576 (rs6000_secondary_memory_needed_rtx): Likewise.
12577 (rs6000_check_sdmode): Likewise.
12578 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12579 (TARGET_INSTANTIATE_DECLS): Likewise.
12580 (rs6000_hard_regno_mode_ok): Allow SDmode.
12581 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12582 (rs6000_emit_move): Handle SDmode.
12583 (function_arg_advance): Likewise.
12584 (function_arg): Likewise.
12585 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12586 SDmode var args for 32-bit compiles.
12587 (rs6000_secondary_reload_class): Handle SDmode.
12588 (rs6000_output_function_epilogue): Likewise.
12589 (rs6000_function_value): Simplify if statement.
12590 (rs6000_libcall_value): Likewise.
12591 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12592 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12593 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12594 (movsd_hardfloat): New define_insn.
12595 (movsd_softfloat): Likewise.
12596 (movsd_store): Likewise.
12597 (movsd_load): Likewise.
12598 (extendsddd2): Likewise.
12599 (extendsdtd2): Likewise.
12600 (truncddsd2): Likewise.
12601 (movdd_hardfloat64): Fixup comment.
12602 (UNSPEC_MOVSD_LOAD): New constant.
12603 (UNSPEC_MOVSD_STORE): Likewise.
12605 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12608 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12610 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12611 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12612 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12613 and TRUTH_XOR_EXPR.
12615 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12618 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12619 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12620 __LONGDOUBLE128 too.
12621 * config/rs6000/aix61.h: New file.
12623 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12625 PR rtl-optimization/34959
12626 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12627 popcount and parity rtxes the same mode as their operand.
12628 Truncate or extend the result to the return value's mode
12631 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12634 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12635 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12636 to GOT_VERSION_REGNUM.
12637 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12638 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12639 * config/mips/mips.c (mips_emit_call_insn): New function.
12640 (mips_call_tls_get_addr): Call mips_expand_call directly.
12641 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12643 (mips16_build_call_stub): Likewise. Return the call insn or null.
12644 (mips_expand_call): Update the call to mips16_build_call_stub
12645 accordingly and a remove redundant condition. Assert that MIPS16
12646 stubs do not use lazy binding. Use mips_emit_call_insn and return
12648 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12650 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12651 (mips_avoid_hazard): Remove hazard_set handling.
12652 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12653 (UNSPEC_RESTORE_GP): ...this.
12654 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12655 (FAKE_CALL_REGNO): Rename to...
12656 (GOT_VERSION_REGNUM): ...this.
12657 (type): Add "ghost" value. Add an associated insn reservation.
12658 (hazard_set): Remove.
12659 (exception_receiver): Rename to...
12660 (restore_gp): ...this and update the unspec identifier accordingly.
12661 (exception_receiver, nonlocal_got_receiver): New expanders.
12662 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12663 FAKE_CALL_REGNO. Remove hazard_set attribute.
12664 (set_got_version, update_got_version): New patterns.
12666 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12669 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12671 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12674 * doc/install.texi2html: Generate gcc-vers.texi.
12676 2008-01-25 DJ Delorie <dj@redhat.com>
12678 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12680 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12682 * config/c4x: Remove directory.
12683 * config.gcc (crx-*, mt-*): Mark obsolete.
12684 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12685 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12686 sh-*-rtemscoff*): Remove cases.
12687 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12688 * real.c (encode_c4x_single, decode_c4x_single,
12689 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12690 c4x_extended_format): Remove.
12691 * real.h (c4x_single_format, c4x_extended_format): Remove.
12692 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12694 (Pragmas): Remove comment about c4x pragmas.
12695 * doc/install.texi (c4x): Remove target-specific instructions.
12696 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12697 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12698 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12699 refer to C4x source files as examples.
12700 (C4X_FLOAT_FORMAT): Remove documentation.
12702 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12704 * config/bfin/bfin.c (override_options): Reorder tests so that
12705 flag_pic gets enabled for -msep-data.
12707 2008-01-25 Richard Guenther <rguenther@suse.de>
12709 PR middle-end/32244
12710 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12711 to its bitfield precision if required.
12713 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12715 PR middle-end/33880
12716 * tree-nested.c (walk_omp_for): New function.
12717 (convert_nonlocal_reference, convert_local_reference): Call
12718 walk_omp_for on OMP_FOR.
12719 (convert_call_expr): Call walk_body on OMP_FOR's
12720 OMP_FOR_PRE_INIT_BODY.
12722 2008-01-25 Richard Guenther <rguenther@suse.de>
12724 PR tree-optimization/34966
12725 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12726 default defs and PHI_NODEs we have to insert after the
12727 defining statement.
12729 2008-01-24 Nick Clifton <nickc@redhat.com>
12731 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12732 Provide a default definition.
12733 (LIBGCC2_UNITS_PER_WORD): Likewise.
12735 * config/stormy16/stormy16.c: Include df.h for the prototype
12736 for df_regs_ever_live_p.
12737 (xstormy16_expand_builtin_va_start): Convert the stack offset
12738 into a component_ref and then use POINTER_PLUS_EXPR to add it
12739 to the incoming_virtual_args_rtx.
12740 (xstormy16_gimplify_va_arg_expr): Rename to
12741 xstormy16_gimplify_va_arg_expr.
12742 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12743 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12744 xstormy16_gimplify_va_arg_expr.
12745 Fix up some formatting issues.
12747 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12748 Move to predicates.md.
12749 (xs_hi_general_operand): Likewise.
12750 (xs_hi_nonmemory_operand): Likewise.
12751 * config/stormy16/predicates.md:
12752 (xstormy16_carry_plus_operand): New predicate.
12753 (xs_hi_general_operand): New predicate.
12754 (xs_hi_nonmemory_operand): New predicate.
12755 * config/stormy16/stormy16-protos.h:
12756 (xstormy16_carry_plus_operand): Delete prototype.
12757 (xs_hi_general_operand): Likewise.
12758 (xs_hi_nonmemory_operand): Likewise.
12760 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12761 modifiers as they are no longer needed and they can trigger
12762 reload spill failures.
12764 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12765 with a match_operand in order to help reload.
12767 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12768 constraint with 'e' for the 8th alternative as this version of
12769 the mov.w instruction only accepts the lower 8 registers.
12771 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12774 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12775 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12778 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12780 PR middle-end/33333
12781 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12783 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12785 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12787 (remove_structure): Update allocations list before removing structure.
12789 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12791 * ipa-struct-reorg.c (is_safe_cond_expr,
12792 create_new_stmts_for_cond_expr): Use integer_zerop function,
12793 that recognize not only zero-pointer, but zero-integer too.
12795 2008-01-25 Ben Elliston <bje@au.ibm.com>
12798 * fixproto: Escape "." in sed expression that strips leading "./".
12800 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12803 * gcc.c (SWITCH_OK): Removed.
12804 (SWITCH_LIVE): Changed to bit.
12805 (SWITCH_FALSE): Likewise.
12806 (SWITCH_IGNORE): Likewise.
12807 (switchstr): Change live_cond to unsigned int.
12808 (process_command): Replace SWITCH_OK with 0.
12809 (do_self_spec): Likewise.
12810 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12811 (give_switch): Likewise.
12812 (used_arg): Likewise.
12813 (do_spec_1): Set the SWITCH_IGNORE bit.
12814 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12815 bits. Set the SWITCH_LIVE bit.
12817 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12819 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12821 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12823 PR tree-optimization/34472
12824 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12825 parameter to a "bool *" and set *DATA to false if there is
12826 an unsafe access. Do not delete the structure here.
12827 (check_cond_exprs): Delete it here instead.
12828 (check_cond_exprs, exclude_cold_structs): Do not increase
12829 I when removing a structure.
12831 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12834 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12835 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12837 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12839 PR middle-end/34934
12840 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12841 a fixed vector for stack.
12843 2008-01-24 Ben Elliston <bje@au.ibm.com>
12846 * doc/gcc.texi (Software development): Add a direntry for g++.
12848 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12850 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12851 stale and straggling -fforce-addr comments above.
12853 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12855 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12856 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12858 2008-01-23 Michael Matz <matz@suse.de>
12861 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12864 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12866 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12867 malloc result type.
12869 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12871 * config/avr/avr.c (avr_current_arch): New variable.
12872 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12873 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12874 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12875 (avr_override_options): Init 'avr_current_arch'.
12876 (base_arch_s): Move from here...
12877 * config/avr/avr.h (base_arch_s): ... here. Add new members
12878 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12879 'mega' to 'have_jmp_call'.
12880 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12881 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12883 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12885 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12886 MULTILIB_MATCHES): (Ditto.).
12888 2008-01-23 Richard Guenther <rguenther@suse.de>
12890 PR middle-end/31529
12891 * cgraphunit.c (cgraph_reset_node): Always mark the node
12892 not reachable if it is not queued already.
12894 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12896 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12897 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12898 (cputype_selected): New static variable.
12899 (bfin_handle_option): Set it if -mcpu is used.
12900 (override_option): Select default set of workarounds if no cpu type
12901 selected on the command line.
12902 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12904 From Michael Frysinger <michael.frysinger@analog.com>
12905 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12906 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12908 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12909 for bf547, bf523, bf524, and bf526.
12910 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12912 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12913 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12914 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12915 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12916 * doc/invoke.texi (Blackfin Options): Document that
12917 -mcpu now accept bf547, bf523, bf524, and bf526.
12919 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12921 PR rtl-optimization/34628
12922 * combine.c (try_combine): Stop and undo after the first combination
12923 if an autoincrement side-effect on the first insn has effectively
12926 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12929 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12930 Offset addresses are not valid for Altivec or paired float modes.
12932 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12935 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12936 if DECL_INITIAL (decl) is error_mark_node.
12939 * c-common.c (handle_vector_size_attribute): Only allow
12940 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12941 the same way as pointer, array etc. types.
12942 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12945 * tree.c (build_type_attribute_qual_variant): Call
12946 build_qualified_type if attributes are equal, but quals are not.
12948 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12951 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12952 * flags.h (warn_strict_aliasing): Remove.
12953 (warn_strict_overflow): Remove.
12954 * opts.c (warn_strict_aliasing): Remove.
12955 (warn_strict_overflow): Remove.
12956 * c-opts.c (c_common_handle_option): -Wall only sets
12957 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12958 (c_common_post_options): Give default values to -Wstrict-aliasing
12959 and -Wstrict-overflow if they are uninitialized.
12960 * common.opt (Wstrict-aliasing): Specify Var and Init.
12961 (Wstrict-overflow): Likewise.
12963 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12965 PR rtl-optimization/26854
12966 PR rtl-optimization/34400
12967 PR rtl-optimization/34884
12968 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12970 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12971 (df_rd_bb_info.expanded_lr_out): Deleted
12972 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12973 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12974 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12975 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12976 Removed code to allocate, initialize or free expanded_lr_out.
12977 (df_rd_bb_local_compute_process_def): Restructured to make more
12979 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12980 sets if the sets are being trimmed.
12982 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12985 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12986 (as_vers): Likewise.
12987 * configure: Regenerated.
12989 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12991 PR middle-end/33092
12992 * tree-pass.h (pass_build_alias): New pass.
12993 * tree-ssa-alias.c (gate_build_alias): New.
12994 (pass_build_alias): New.
12995 * passes.c (init_optimization_passes): Add pass_build_alias after
12996 pass_create_structure_vars.
12998 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13000 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13001 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13002 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13003 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13004 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13005 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13006 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13007 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13008 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13009 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13010 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13011 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13012 * config/s390/s390.md (FP_ALL): New mode iterator.
13013 (_d): New mode attribute.
13014 ("*signbit<mode>2>"): Changed mode of first operand.
13015 ("isinf<mode>2"): Changed mode of first operand.
13016 ("*TDC_insn"): Adaptation for DFP modes.
13018 2008-01-22 Ben Elliston <bje@au.ibm.com>
13020 * tree.c (check_qualified_type): Improve function description.
13022 2008-01-21 Jason Merrill <jason@redhat.com>
13025 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13026 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13029 2008-01-21 DJ Delorie <dj@redhat.com>
13031 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13034 2008-01-21 Richard Guenther <rguenther@suse.de>
13036 PR middle-end/34856
13037 * tree-cfg.c (verify_expr): Allow all invariant expressions
13038 instead of just constant class ones as reference argument.
13039 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13040 like any other constant.
13041 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13043 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13045 * regmove.c (fixup_match_1): Update call crossed frequencies.
13047 2008-01-21 Richard Guenther <rguenther@suse.de>
13050 * tree-inline.c (setup_one_parameter): Deal with mismatched
13051 types using a VIEW_CONVERT_EXPR.
13053 2008-01-21 Alon Dayan <alond@il.ibm.com>
13054 Olga Golovanevsky <olga@il.ibm.com>
13056 PR tree-optimization/34701
13057 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13058 when the structure size is not a power of 2.
13060 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13062 * doc/install.texi: Add doc for --enable-checking=df.
13064 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13066 PR rtl-optimization/34808
13067 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13069 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13071 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13074 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13076 PR rtl-optimization/26854
13077 PR rtl-optimization/34400
13078 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13080 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13081 (df_rd_bb_info.expanded_lr_out): New.
13082 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13083 * loop_iv.c (iv_analysis_loop_init): Ditto.
13084 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13085 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13086 Added code to allocate, initialize or free expanded_lr_out.
13087 (df_rd_bb_local_compute_process_def): Restructured to make
13088 more understandable.
13089 (df_rd_confluence_n): Add code to do nothing with fake edges and
13090 code to no apply invalidate_by_call sets if the sets are being trimmed.
13091 (df_lr_local_finalize): Renamed to df_lr_finalize.
13092 (df_live_local_finalize): Renamed to df_live_finalize.
13094 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13097 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13098 deciding whether to use reciprocal instructions.
13100 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13102 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13103 dwarf2out_note_section_used if cold_text_section is NULL.
13105 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13107 PR gcov-profile/34610
13108 * tree-cfg.c (make_edges): Mark both outgoing edges from
13109 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13110 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13111 from OMP_FOR and OMP_CONTINUE outgoing edges.
13113 * tree-profile.c (tree_profiling): Return early if
13114 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13116 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13117 from cfun to child_cfun.
13118 * function.h (struct function): Add after_tree_profile bit.
13120 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13122 * config/avr/avr.S (_exit): Disable interrupt.
13124 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13125 Steven Bosscher <stevenb.gcc@gmail.com>
13127 PR rtl-optimization/26854
13128 PR rtl-optimization/34400
13129 * df-problems.c (df_live_scratch): New scratch bitmap.
13130 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13131 (df_live_reset): Clear the proper bitmaps.
13132 (df_live_bb_local_compute): Only process the artificial defs once
13133 since the order is not important.
13134 (df_live_init): Init the df_live sets only with the variables
13135 found live by df_lr.
13136 (df_live_transfer_function): Use the df_lr sets to prune the
13137 df_live sets as they are being computed.
13138 (df_live_free): Free df_live_scratch.
13140 2008-01-18 Ian Lance Taylor <iant@google.com>
13142 * common.opt: Add fmerge-debug-strings.
13143 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13144 flag_merge_debug_strings rather than flag_merge_constants.
13145 * doc/invoke.texi (Option Summary): Mention
13146 -fmerge-debug-strings.
13147 (Debugging Options): Document -fmerge-debug-strings.
13149 2008-01-18 Ian Lance Taylor <iant@google.com>
13152 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13153 (struct tree_function_decl): Add new field operator_new_flag.
13154 * tree-inline.c (expand_call_inline): When inlining a call to
13155 operator new, force the return value to go into a variable, and
13156 set DECL_NO_TBAA_P on that variable.
13157 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13159 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13162 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13163 DWARF2_DEBUGGING_INFO.
13164 (dwarf2out_note_section_used): Ditto. Add prototype.
13165 (have_multiple_function_sections, text_section_used,
13166 cold_text_section_used, *cold_text_sections): Move declarations
13169 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13171 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13172 field and add signal_ra.
13173 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13174 assignments to frame state pc. Move end of stack check after
13175 MD_FALLBACK_FRAME_STATE_FOR.
13176 (uw_update_context_1): Use frame state signal_regs if set, instead
13177 of checking signal_frame flag.
13178 (uw_update_context): Use frame state signal_ra if set.
13179 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13180 * config/xtensa/linux-unwind.h: New file.
13182 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13184 * modulo-sched.c (get_sched_window): Fix comment typo.
13186 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13188 PR tree-optimization/34648
13189 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13191 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13193 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13194 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13196 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13198 PR rtl-optimization/34400
13199 * df-core.c (df_worklist_dataflow_overeager,
13200 df_worklist_dataflow_doublequeue): New functions.
13201 (df_worklist_dataflow): Two different worklist solvers.
13202 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13205 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13208 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13209 and ftree-parallelize-loops.
13211 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13213 PR rtl-optimization/34826
13214 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13216 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13218 * global.c (find_reg): Mark the eh regs as used if necessary.
13219 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13220 * ra.h (struct allocno): no_eh_reg field added. Changed
13221 no_stack_reg type to bitfield.
13223 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13225 * tree.c (substitute_in_expr): Add missing 'break'.
13227 2008-01-17 Richard Guenther <rguenther@suse.de>
13229 PR tree-optimization/34825
13230 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13231 x / x as division to handle.
13233 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13235 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13236 "-pthread" is specified.
13237 * pa-hpux11.h (LIB_SPEC): Likewise.
13239 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13240 Peter Bergner <bergner@vnet.ibm.com>
13242 PR rtl-optimization/33796
13243 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13245 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13247 PR libgfortran/34699
13248 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13250 * pa-hpux10.h (LINK_SPEC): Likewise.
13251 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13253 2008-01-16 Richard Guenther <rguenther@suse.de>
13255 PR middle-end/32628
13256 * fold-const.c (fold_convert_const_int_from_int): Do not
13257 set overflow if that occured only because of a sign extension
13258 change when converting from/to a sizetype with the same
13259 precision and signedness.
13261 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13264 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13265 location address to the correct place. Update copyright year.
13267 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13269 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13270 no dependences in the dependence_relations vector.
13272 2008-01-16 Jan Hubicka <jh@suse.cz>
13274 PR rtl-optimization/31396
13275 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13276 * cfg.c (dump_reg_info): Print it.
13277 * regs.h (struct reg_info_t): add freq_calls_crossed.
13278 (REG_FREQ_CALLS_CROSSED): New macro.
13279 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13280 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13281 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13282 regmove_optimize): Update call crossed frequencies.
13283 * local-alloc.c (struct qty): Add freq_calls_crossed.
13284 (alloc_qty): Copute freq_calls_crossed.
13285 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13286 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13287 * ra.h (struct allocno): Add freq_calls_crossed.
13289 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13291 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13292 libgomp when compiling with ftree-parallelize-loops.
13293 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13295 2008-01-16 Richard Guenther <rguenther@suse.de>
13297 PR tree-optimization/34769
13298 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13299 * tree.c (int_cst_value): Instead make this function more
13300 permissive in what it accepts as valid input. Document this
13301 function always sign-extends the value.
13303 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13304 Richard Guenther <rguenther@suse.de>
13307 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13308 (gimple_fold_indirect_ref_rhs): ... this.
13309 (gimple_fold_indirect_ref): New function with foldings
13310 that preserve lvalueness.
13311 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13312 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13313 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13314 to fold an INDIRECT_REF, fall back to the old use of
13315 fold_indirect_ref_1.
13317 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13319 * tree-data-ref.c (subscript_dependence_tester_1): Call
13320 free_conflict_function.
13321 (compute_self_dependence): Same.
13323 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13326 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13327 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13329 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13330 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13331 for DWARF2_UNWIND_INFO targets.
13333 2008-01-16 Richard Guenther <rguenther@suse.de>
13336 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13337 type qualifiers for function types.
13339 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13341 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13342 loop_iterator li from previous commit.
13344 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13346 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13348 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13350 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13351 (parallelize_loops): Don't parallelize irreducible components.
13353 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13356 * c-opts (c_common_post_options): Do not enable CPP
13357 flag_pedantic_errors by default.
13359 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13361 PR rtl-optimization/31944
13362 * cse.c (remove_pseudo_from_table): New function.
13363 (merge_equiv_classes): Use above function to remove pseudo-registers.
13364 (invalidate): Likewise.
13366 2008-01-13 Richard Guenther <rguenther@suse.de>
13368 PR middle-end/34601
13369 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13370 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13372 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13374 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13375 validate_change to unshare the source of the PC set.
13377 2008-01-12 Jan Hubicka <jh@suse.cz>
13379 PR middle-end/32135
13380 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13381 references above array bounds. This might trigger bounds checks for
13382 pointers to arrays.
13384 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13386 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13387 new_replaceable_dependencies.
13389 2008-01-12 Doug Kwan <dougkwan@google.com>
13391 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13392 instead of OPT_Wreturn_type in warning due to ignored return type
13394 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13395 options included in -Wextra.
13396 * c.opt: New option -Wignored_qualifiers.
13397 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13398 -Wignore_qualifiers.
13399 (-Wignored-qualifiers): Document.
13400 (-Wreturn-type): Remove description of functionality now handled
13401 by -Wignored-qualifiers.
13403 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13406 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13407 NOP_EXPR if it is between integral types with the same precision.
13409 2008-01-12 Jan Hubicka <jh@suse.cz>
13412 * invoke.texi (max-inline-recursive-depth): Fix default value.
13414 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13416 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13419 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13421 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13423 2008-01-11 James E. Wilson <wilson@specifix.com>
13426 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13428 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13430 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13431 save/restore frame pointer register and don't use 'call-prologues'
13432 optimization in function with "OS_task" attribute.
13434 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13436 PR middle-end/31309
13437 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13438 when copying to memory.
13440 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13442 PR rtl-optimization/30905
13443 * cfgcleanup.c: Include dce.h
13444 (crossjumps_occured): New global variable.
13445 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13446 If something changed, set crossjumps_occured to true.
13447 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13448 Don't add/remove fake edges to exit here...
13449 (cleanup_cfg): ...but do it here, when crossjumping.
13450 Run a fast DCE when successful crossjumps occured in the latest
13451 iteration of try_optimize_cfg.
13453 2008-01-11 Richard Guenther <rguenther@suse.de>
13455 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13456 (struct vn_unary_op_s): Likewise.
13457 (vn_reference_insert): Free old reference on hash collision.
13459 2008-01-10 Raksit Ashok <raksit@google.com>
13461 PR rtl-optimization/27971
13462 * combine.c (find_split_point): Split PLUS expressions which are
13463 inside a MEM rtx, and whose first operand is complex.
13465 2008-01-10 DJ Delorie <dj@redhat.com>
13467 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13468 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13469 (m32c_hard_regno_ok): Call the underlying function.
13471 2008-01-10 Richard Guenther <rguenther@suse.de>
13473 PR middle-end/34683
13474 * tree-cfg.c (tree_merge_blocks): Do not go through the
13475 full-blown folding and stmt updating path if we just deal
13476 with virtual operands.
13477 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13478 test for abnormal SSA_NAMEs.
13480 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13482 PR middle-end/34641
13483 * reload.c (push_reload): Add assertions. All constants from
13484 reg_equiv_constant should have been used for replacing the respective
13486 (find_reloads_address): Invoke find_reloads_address_part for
13487 constant taken from the reg_equiv_constant array.
13489 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13491 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13492 field (valnum) the first in the struct. Replace bools with
13495 2008-01-10 Richard Guenther <rguenther@suse.de>
13497 PR tree-optimization/34651
13498 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13499 types and ordering for masking and converting.
13501 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13503 PR tree-optimization/34017
13504 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13505 also for PHI_NODE expressions.
13507 2008-01-09 Jan Hubicka <jh@suse.cz>
13509 PR tree-optimization/34708
13510 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13511 based on number of case labels.
13512 (init_inline_once): Remove switch_cost.
13513 * tree-inline.h (eni_weights_d): Remove switch_cost.
13515 2008-01-09 Richard Guenther <rguenther@suse.de>
13516 Andrew Pinski <andrew_pinski@playstation.sony.com>
13518 PR middle-end/30132
13519 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13520 temporary if an rvalue is ok or an lvalue is not required.
13522 2008-01-09 Richard Guenther <rguenther@suse.de>
13524 PR middle-end/34458
13525 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13526 adjust return type.
13528 2008-01-09 Richard Guenther <rguenther@suse.de>
13530 PR middle-end/34679
13531 * tree.c (host_integerp): Check for sizetype only if the
13532 type is an integer type.
13534 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13537 * opts.c (decode_options): Disable inlining of functions called
13538 once if not in unit-at-a-time mode.
13540 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13542 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13544 2008-01-08 Richard Guenther <rguenther@suse.de>
13546 PR middle-end/31863
13547 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13548 out early if the result will be unused.
13550 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13555 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13556 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13559 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13561 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13562 for vectorization tuned.
13564 2008-01-08 Richard Guenther <rguenther@suse.de>
13566 PR tree-optimization/34683
13567 * tree-ssa-operands.c (operand_build_cmp): Export.
13568 * tree-ssa-operands.h (operand_build_cmp): Declare.
13569 * tree-vn.c (vuses_compare): Remove.
13570 (sort_vuses): Use operand_build_cmp.
13571 (sort_vuses_heap): Likewise.
13572 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13573 to re-use old VEC if available. Do not sort already sorted VUSEs.
13574 (vdefs_to_vec): Do not sort already sorted VDEFs.
13576 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13578 PR middle-end/34694
13579 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13581 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13584 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13585 limitations of reciprocal sequences on x86 targets.
13587 2008-01-08 Richard Guenther <rguenther@suse.de>
13589 PR tree-optimization/34683
13590 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13592 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13595 * config/darwin.c (darwin_mergeable_string_section): Don't use
13596 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13598 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13601 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13602 negxf2. Macroize expander using X87MODEF mode iterator. Change
13603 predicates of op0 and op1 to register_operand.
13604 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13605 expander using X87MODEF mode iterator. Change predicates of
13606 op0 and op1 to register_operand.
13607 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13608 corresponding patterns and macroize using MODEF macro. Change
13609 predicates of op0 and op1 to register_operand and remove
13610 "m" constraint. Disparage "r" alternative with "!".
13611 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13612 macroize using X87MODEF macro. Change predicates of op0 and op1
13613 to register_operand and remove "m" constraint. Disparage "r"
13614 alternative with "!".
13615 (absneg splitter with memory operands): Remove.
13616 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13617 patterns and macroize using X87MODEF mode iterator.
13618 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13619 Change predicate of op1 to register_operand.
13620 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13621 for memory operands.
13623 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13625 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13627 2008-01-07 Richard Guenther <rguenther@suse.de>
13629 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13632 2008-01-07 Richard Guenther <rguenther@suse.de>
13634 PR tree-optimization/34683
13635 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13636 VOPs of the needed size to save memory. Use VEC_quick_push
13637 to save compile-time.
13638 (vdefs_to_vec): Likewise.
13640 2008-01-07 Sa Liu <saliu@de.ibm.com>
13642 * config/spu/spu.md (divdf3): Genetate inline code for double
13643 division. The implementation doesn't handle INF or NAN, therefore it
13644 only applies when -ffinite-math-only is given.
13646 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13649 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13650 * doc/cpp.texi ([Common Predefined Macros]): Document.
13652 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13654 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13655 order to use commutative addition instead of subtraction.
13657 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13658 Mircea Namolaru <namolaru@il.ibm.com>
13659 Vladimir Yanovsky <yanov@il.ibm.com>
13660 Revital Eres <eres@il.ibm.com>
13662 PR tree-optimization/34263
13663 * tree-outof-ssa.c (process_single_block_loop_latch,
13664 contains_tree_r): New functions.
13665 (analyze_edges_for_bb): Call process_single_block_loop_latch
13666 function to empty single-basic-block latch block if possible.
13668 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13670 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13672 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13674 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13676 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13678 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13680 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13682 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13684 PR tree-optimization/34618
13685 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13688 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13691 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13692 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13693 Update copyright year.
13695 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13696 Update copyright year.
13697 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13700 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13702 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13703 edge does not point to current bb before changing need_assert.
13705 2008-01-04 Richard Guenther <rguenther@suse.de>
13707 PR middle-end/34029
13708 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13709 for verifying purposes if they are is_gimple_min_invariant.
13711 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13713 PR tree-optimization/34448
13714 PR tree-optimization/34465
13715 * gimplify.c (gimplify_init_constructor): Add new parameter
13716 notify_temp_creation. Use it.
13717 (gimplify_modify_expr_rhs): Take volatiles into account when
13718 optimizing constructors.
13719 Do not optimize constructors if gimplify_init_constructor will dump to
13721 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13722 * gcc.c-torture/compile/pr34448.c: New.
13724 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13726 PR gcov-profile/34609
13727 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13728 return_slot if result is TREE_ADDRESSABLE.
13730 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13732 * config/mips/mips.md (sqrt_condition): Tweak comment.
13733 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13735 2008-01-03 Tom Tromey <tromey@redhat.com>
13738 * c-common.c (c_type_hash): Handle VLAs.
13740 2008-01-03 Jan Hubicka <jh@suse.cz>
13742 PR tree-optimization/31081
13743 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13744 0 when inlining and not inlining to first basic block.
13745 (remap_decl): When var is initialized to 0, don't set default_def.
13746 (expand_call_inline): Set entry_bb.
13747 * tree-inline.h (copy_body_data): Add entry_bb.
13749 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13752 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13755 PR tree-optimization/29484
13756 * tree-inline.c (inline_forbidden_p_2): New function.
13757 (inline_forbidden_p): Disallow inlining if some static var
13758 has an address of a local LABEL_DECL in its initializer.
13759 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13762 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13764 PR tree-optimization/34635
13765 * tree-data-ref.c (add_other_self_distances): Make sure that the
13766 evolution step is constant.
13768 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13770 PR middle-end/34608
13771 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13773 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13775 * tree-sra.c (scalarize_init): Insert the generate_element_init
13776 statements after the generate_element_zero statements.
13778 2008-01-02 Richard Guenther <rguenther@suse.de>
13780 PR middle-end/34093
13781 PR middle-end/31976
13782 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13783 for very large number of operands instead of ICEing.
13785 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13788 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13789 while stack probing.
13791 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13793 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13796 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13798 PR libmudflap/26442
13799 * tree-mudflap.c (mx_register_decls): Guard warning by
13800 !DECL_ARTIFICIAL check.
13802 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13804 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13805 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13806 sse5_perm<mode>): Fix constraints.