1 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
4 (bitmap.o-warn, dominance.o-warn): New.
5 * configure.ac (cxx_compat_warn): Delete.
6 (loose_warn): Add -Wcast-qual and -Wc++-compat.
7 * system.h: Remove #pragma diagnostic for -Wcast-qual and
9 * configure: Regenerate.
11 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
17 * df-scan.c (df_notes_rescan): Likewise.
18 * ggc-page.c (set_page_table_entry): Likewise.
19 * intl.c (gcc_gettext_width): Likewise.
20 * varasm.c (get_unnamed_section, get_noswitch_section,
21 get_section): Likewise.
23 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
25 * regrename.c (build_def_use): Don't copy RTX.
27 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
29 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
30 (Type Attributes): Fix nesting of @table and @subsection. Adjust
31 punctuation. Use @ref instead of @xref.
32 (Function Names): Remove stray @display/@end display.
33 (C++ Attributes): Use @ref instead of @xref.
34 (Deprecated Features): Fix punctuation around @xref.
35 (Backwards Compatibility): Likewise.
36 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
38 2008-06-28 Joseph Myers <joseph@codesourcery.com>
40 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
41 constants for E500 double.
43 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
45 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
46 element type of const_vector.
48 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
50 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
51 Remove FLAGS_REG clobber from expander pattern.
52 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
53 (anddi3, andsi3, andhi3, andqi3): Ditto.
54 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
55 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
56 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
57 (ashlsi3, ashlhi3, ashlqi3): Ditto.
58 (ashrsi3, ashrhi3, ashrqi3): Ditto.
59 (lshrsi3, lshrhi3, lshrqi3): Ditto.
60 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
61 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
63 2008-06-28 Richard Guenther <rguenther@suse.de>
65 * tree-ssa-structalias.c (callused_id, var_callused,
67 (handle_pure_call): New function.
68 (find_func_aliases): Call it.
69 (find_what_p_points_to): Handle the call-used set.
70 (clobber_what_escaped): Likewise.
71 (compute_call_used_vars): New function.
72 (init_base_vars): Init the call-used variable.
73 (do_sd_constraint): Do not propagate the solution from CALLUSED
74 but use CALLUSED as a placeholder.
75 (solve_graph): Likewise.
76 * tree-flow-inline.h (gimple_call_used_vars): New function.
77 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
78 (compute_call_used_vars): Declare.
79 * tree-ssa-alias.c (set_initial_properties): Call
80 compute_call_used_vars.
81 (reset_alias_info): Clear call-used variables.
82 (add_call_clobber_ops): Assert we are not called for const/pure
83 functions. Remove handling of them.
84 (add_call_read_ops): Handle pure functions by adding the
85 call-used set of variables as VUSEs.
86 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
87 (delete_tree_ssa): Free it.
88 * tree-dfa.c (remove_referenced_var): Clear the var from the
91 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
93 * tree.c (build_varargs_function_type_list): New.
94 (build_function_type_list_1): New.
95 (build_function_type_list): Use build_function_type_list_1.
96 * tree.h (build_varargs_function_type_list): New.
98 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
101 * config/spu/spu.c (spu_builtin_splats): Do not generate
102 invalid CONST_VECTOR expressions.
103 (spu_expand_vector_init): Likewise.
105 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
107 * optabs.c (libfunc_decls): New variable.
108 (libfunc_decl_hash, libfunc_decl_eq): New functions.
109 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
110 for the same function twice.
112 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
114 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
115 ix86_expand_binary_operator directly.
116 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
120 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
121 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
122 using only one splitter. Conditionaly execute splitter before or
123 after peephole2 pass.
124 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
125 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
126 Use only one alternative in asm template.
127 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
129 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
130 "J" operand constraint for operand 2.
131 (*ashldi3_cconly_rex64): Ditto.
132 (*ashrdi3_cmp_rex64): Ditto.
133 (*ashrdi3_cconly_rex64): Ditto.
134 (*lshrdi3_cmp_rex64): Ditto.
135 (*lshrdi3_cconly_rex64): Ditto.
136 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
137 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
138 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
141 2008-06-27 Jakub Jelinek <jakub@redhat.com>
143 * gimplify.c (omp_is_private): Don't return true if decl is not
144 already private on #pragma omp for or #pragma omp parallel for.
147 * tree-cfg.c (struct move_stmt_d): Replace block field with
148 orig_block and new_block fields.
149 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
150 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
151 (move_block_to_fn): Replace vars_map and new_label_map arguments
152 with struct move_stmt_d pointer.
153 (replace_block_vars_by_duplicates): New function.
154 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
155 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
156 all subblocks of ORIG_BLOCK to the new function. Call
157 replace_block_vars_by_duplicates.
158 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
159 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
160 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
161 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
162 (expand_omp): Temporarily set input_location to the location of
163 region's controlling stmt.
164 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
165 BIND_EXPR, push ctx->block_vars and gimplification vars into
166 the BIND_EXPR and its block's BLOCK_VARS instead of directly
168 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
169 there are any BLOCK_VARS.
170 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
171 OMP_PARALLEL or OMP_TASK stmt.
172 (lower_omp): Save and restore input_location around the lower_omp_1
175 2008-06-27 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/36400
178 PR tree-optimization/36373
179 PR tree-optimization/36344
180 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
181 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
182 (update_alias_info): Remove call clobbering code.
183 (make_constraint_to): New helper function.
184 (make_escape_constraint): Likewise.
185 (handle_rhs_call): Use it on all pointer containing arguments.
186 Also mark the static chain escaped.
187 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
189 (make_constraint_from): New helper split out from ...
190 (make_constraint_from_anything): ... here.
191 (find_func_aliases): Add constraints for escape sites.
192 (intra_create_variable_infos): Make constraints from NONLOCAL
194 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
196 (clobber_what_p_points_to): Remove.
197 (clobber_what_escaped): New function.
198 (init_base_vars): Init NONLOCAL and ESCAPED.
199 (do_sd_constraint): Do not propagate the solution from ESCAPED
200 but use ESCAPED as a placeholder.
201 (solve_graph): Likewise.
202 * tree-flow.h (clobber_what_p_points_to): Remove.
203 (clobber_what_escaped): Declare.
204 * tree-ssa-alias.c (set_initial_properties): Call it.
205 Remove code clobbering escaped pointers.
207 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
209 * function.c (allocate_struct_function): Only allocate a unique
210 funcdef_no if the decl is nonzero.
212 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
214 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
215 * config/mips/mips.c (mips_split_const_insns): New function.
216 * config/mips/mips.md (move_type): New attribute.
217 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
218 (dword_mode): New attribute.
219 (type): Avoid long line. Map "move_type"s to "type"s,
220 choosing "multi" for doubleword moves if appropriate.
221 Swap MTC/MFC comments to match their declaration order.
222 (extended_mips16): Default to "yes" if "move_type" is "sll0",
223 "type" is "branch" or "jal" is "direct".
224 (length): Handle "extended_mips16" first. Make the default
225 "0" for "ghost" instructions. Set the length from "move_type".
226 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
227 of "type", with "sll0" for the register alternative. Remove the
228 "extended_mips16" attribute.
229 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
230 of "type", with "shift_shift" for the register alternative.
231 Remove the "length" attribute.
232 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
233 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
234 of "type", with "andi" for the register alternative.
235 (*zero_extendqihi2): Likewise.
236 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
237 of "andi" instead of a "type" of "arith".
238 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
240 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
241 (mov_<store>r, *mov<mode>_ra): Likewise.
242 (extendsidi2): Use "move_type" instead of "type", with "move"
243 for the register alternative.
244 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
245 of "type", with "signext" for the register alternative.
246 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
247 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
248 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
249 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
250 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
251 (unnamed branch insn): Likewise.
252 (*movdi_gp32_fp64): Fold into...
253 (*movdi_32bit): ...here.
254 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
255 (*movdf_hardfloat): ...this new pattern.
256 (*movdf_softfloat): Remove redundant FPR alternatives.
257 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
258 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
259 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
260 the "move" attribute.
261 (*movdi_32bit): Use "move_type" instead of "type" and remove the
262 "length" attribute. Use "fpload" and "fpstore" instead of "load"
263 and "store" for COP loads and stores.
264 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
265 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
266 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
267 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
268 (*movtf_mips16, *movv2sf): Likewise.
269 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
270 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
271 (mfhc1<mode>): Use "move_type" instead of "move".
272 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
273 (loadgp_blockage): Remove the "length" attribute.
274 (blockage, set_got_version, update_got_version): Likewise.
275 (call_internal): Remove the "extended_mips16" attribute.
276 (call_value_internal, call_value_multiple_internal): Likewise.
277 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
279 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
280 the "length" attribute.
282 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
284 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
285 -Wcast-qual warnings.
286 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
287 handle_pragma_pop_macro): Likewise.
288 * collect2.c (resolve_lib_name): Likewise.
289 * config/arc/arc.c (arc_init): Likewise.
290 * config/arm/arm.c (neon_builtin_compare,
291 locate_neon_builtin_icode): Likewise.
292 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
293 * config/bfin/bfin.c (bfin_init_machine_status,
294 bfin_optimize_loop): Likewise.
295 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
296 * config/cris/cris.c (cris_init_expanders): Likewise.
297 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
298 * config/darwin.c (machopic_indirection_eq,
299 machopic_indirection_name, machopic_output_indirection): Likewise.
300 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
301 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
302 frv_optimize_membar): Likewise.
303 * config/i386/cygwin.h (mingw_scan,
304 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
305 * config/i386/cygwin1.c (mingw_scan): Likewise.
306 * config/i386/i386.c (machopic_output_stub): Likewise.
307 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
308 i386_pe_unique_section): Likewise.
309 * config/ia64/ia64.c (ia64_init_machine_status,
310 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
312 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
313 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
314 * config/m68k/m68k.c (m68k_handle_option,
315 m68k_sched_md_init_global): Likewise.
316 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
317 mcore_unique_section): Likewise.
318 * config/mips/mips.c (mips_block_move_straight,
319 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
321 * config/mmix/mmix.c (mmix_init_machine_status,
322 mmix_encode_section_info): Likewise.
323 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
324 * config/rs6000/rs6000.c (rs6000_init_machine_status,
325 print_operand_address, output_toc, redefine_groups,
326 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
327 * config/s390/s390.c (s390_init_machine_status): Likewise.
328 * config/score/score.c (score_block_move_straight,
329 score_block_move_loop_body): Likewise.
330 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
331 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
332 * emit-rtl.c (find_auto_inc): Likewise.
333 * gcc.c (translate_options, process_command): Likewise.
334 * reorg.c (dbr_schedule): Likewise.
335 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
336 * xcoffout.c (xcoffout_declare_function): Likewise.
338 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
340 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
341 ipa-pta working again.
343 2008-06-27 David Edelsohn <edelsohn@gnu.org>
345 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
348 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
350 * config.gcc (powerpc*-*-*): Add new core e500mc.
351 * config/rs6000/e500mc.md: New file.
352 * config/rs6000/rs6000.c (processor_costs): Add new costs for
354 (rs6000_override_options): Add e500mc case to
355 processor_target_table. Altivec and Spe options not allowed
356 with e500mc. Add isel instruction to e500mc by
357 default. Initialize rs6000_cost for e500mc.
358 (rs6000_issue_rate): Set issue rate for e500mc.
359 * config/rs6000/rs6000.h (processor_type): Add
361 (ASM_CPU_SPEC): Add e500mc.
362 Set TARGET_ISEL to rs6000_isel.
363 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
364 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
365 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
367 * doc/invoke.texi: Add e500mc to list of cpus.
369 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
372 * c-lex.c (lex_charconst): Initialize unsignedp.
374 2008-06-27 Olivier Hainque <hainque@adacore.com>
376 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
377 documented assumptions.
379 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
381 * dwarf2out.c: Remove trailing white spaces. Break long line
384 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
386 * libfuncs.h (LTI_synchronize): New libfunc_index.
387 (synchronize_libfunc): Declare.
388 * builtins.c (expand_builtin_synchronize): Consider using
389 synchronize_libfunc before falling back on an asm blockage.
390 * config/mips/mips.c: Include libfuncs.h
391 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
393 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
395 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
396 parameter. Copy stack_reg to r11 where appropriate.
397 (no_global_regs_above): Add gpr parameter.
398 (rs6000_stack_info): Only add padding for SPE save area if we
399 are saving SPE GPRs and CR.
400 (saveres_routine_syms): New variable.
401 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
403 (rs6000_savres_routine_sym): New function.
404 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
406 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
407 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
408 Tweak FPR out-of-line saving.
409 (rs6000_make_savres_rtx): New function.
410 (rs6000_use_multiple_p): New function.
411 (rs6000_savres_strategy): New function.
412 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
413 out-of-line if appropriate.
414 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
415 if we are optimizing for size.
416 (GP_SAVE_INLINE): Define.
417 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
418 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
419 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
420 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
421 (*save_fpregs_<mode>): Add use of r11.
422 (*restore_gpregs_<mode>): New insn.
423 (*return_and_restore_gpregs_<mode>): New insn.
424 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
426 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
427 (*restore_gpregs_spe): New insn.
428 (*return_and_restore_gpregs_spe): New insn.
429 * config/rs6000/predicates.md (save_world_operation): Fix check.
431 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
433 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
434 this point, so assert that.
436 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
438 * cfganal.c: Include vec.h and vecprim.h.
439 (compute_idf): Import from...
440 * tree-into-ssa (compute_idf): ...here.
441 * basic-block.h (compute_idf): Export.
443 2008-06-26 Joseph Myers <joseph@codesourcery.com>
445 * c-decl.c (merge_decls): Use !current_function_decl to check for
446 extern declaration of C99 inline function being at file scope.
448 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
450 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
452 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
454 * alias.c (record_alias_subset, init_alias_analysis): Fix
455 -Wc++-compat and/or -Wcast-qual warnings.
456 * attribs.c (lookup_attribute_spec): Likewise.
457 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
458 copy_bb, connect_traces,
459 find_rarely_executed_basic_blocks_and_cr): Likewise.
460 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
461 note_btr_set, migrate_btr_defs): Likewise.
462 * builtins.c (result_vector, expand_builtin_memcpy,
463 expand_builtin_mempcpy_args, expand_builtin_strncpy,
464 builtin_memset_read_str, expand_builtin_printf,
465 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
467 * caller-save.c (mark_set_regs): Likewise.
468 * calls.c (expand_call, emit_library_call_value_1): Likewise.
469 * cgraph.c (cgraph_edge): Likewise.
470 * combine.c (likely_spilled_retval_1): Likewise.
471 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
472 htab_counts_entry_del, get_coverage_counts): Likewise.
473 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
474 new_cselib_val): Likewise.
475 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
476 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
478 * df-core.c (df_compact_blocks): Likewise.
479 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
480 * df-scan.c (df_grow_reg_info, df_ref_create,
481 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
482 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
483 df_record_entry_block_defs, df_record_exit_block_uses,
484 df_bb_verify): Likewise.
485 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
486 DF_REF_EXTRACT_MODE_CONST): New.
487 * dominance.c (get_immediate_dominator, get_dominated_by,
488 nearest_common_dominator, root_of_dom_tree,
489 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
490 -Wc++-compat and/or -Wcast-qual warnings.
491 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
492 record_store, replace_read, check_mem_read_rtx, scan_insn,
493 dse_step1, dse_record_singleton_alias_set): Likewise.
494 * dwarf2asm.c (dw2_force_const_mem): Likewise.
496 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
498 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
499 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
500 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
501 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
502 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
503 add_ranges_num, add_ranges_by_labels, file_info_cmp,
504 file_name_acquire, output_file_names, add_const_value_attribute,
505 premark_used_types_helper, file_table_eq, file_table_hash,
506 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
507 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
508 -Wcast-qual warnings.
509 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
510 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
511 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
512 gen_reg_rtx, start_sequence, init_emit): Likewise.
513 * et-forest.c (et_new_occ, et_new_tree): Likewise.
514 * except.c (init_eh_for_function, gen_eh_region,
515 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
516 arh_to_landing_pad, arh_to_label, add_action_record,
517 add_call_site, switch_to_exception_section): Likewise.
518 * expmed.c (synth_mult): Likewise.
519 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
520 store_expr): Likewise.
521 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
523 * function.c (assign_stack_temp_for_type,
524 allocate_struct_function, match_asm_constraints_1): Likewise.
525 * gcov-io.c (gcov_allocate): Likewise.
526 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
527 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
528 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
529 record_one_set, insert_expr_in_table, insert_set_in_table,
530 dump_hash_table, compute_hash_table_work, alloc_hash_table,
531 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
532 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
533 -Wcast-qual warnings.
535 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
537 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
538 -Wcast-qual warnings.
539 * gcc.c (process_command): Likewise.
540 * genattrtab.c (oballoc): Use XOBNEW.
541 (oballocvec): Define.
542 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
543 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
544 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
545 -Wc++-compat and/or -Wcast-qual warnings.
546 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
547 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
548 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
549 gen_presence_absence_set, gen_automaton, gen_regexp_el,
550 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
551 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
552 add_excls, process_presence_absence_names,
553 process_presence_absence_patterns, add_presence_absence,
554 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
555 get_free_state, add_arc, get_free_automata_list_el,
556 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
557 transform_3, cache_presence, create_ainsns, create_automata,
558 create_state_ainsn_table, dfa_insn_code_enlarge,
559 output_trans_func, output_min_issue_delay_func,
560 output_dead_lock_func, output_reset_func,
561 output_get_cpu_unit_code_func, output_dfa_start_func,
562 expand_automata): Likewise.
563 * genextract.c (gen_insn): Likewise.
564 * gengtype-lex.l: Likewise.
565 * gengtype.c (read_input_list, adjust_field_type,
566 process_gc_options): Likewise.
567 * genoutput.c (note_constraint): Likewise.
568 * genpreds.c (mangle, add_constraint): Likewise.
569 * genrecog.c (process_define_predicate, new_decision,
570 add_to_sequence): Likewise.
571 * gensupport.c (record_insn_name): Likewise.
573 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
575 * config/i386/driver-i386.c (detect_caches_amd,
576 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
577 and/or -Wcast-qual warnings.
578 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
579 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
580 gt_pch_save): Likewise.
581 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
582 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
583 * global.c (compute_regsets): Likewise.
584 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
585 finish_graph_dump_file): Likewise.
586 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
587 unlink_bb_notes): Likewise.
588 * integrate.c (get_hard_reg_initial_val): Likewise.
589 * ipa-prop.c (ipa_push_func_to_list): Likewise.
590 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
591 * local-alloc.c (update_equiv_regs): Likewise.
592 * loop-invariant.c (check_invariant_table_size,
593 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
595 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
596 altered_reg_used, mark_altered): Likewise.
597 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
598 insert_var_expansion_initialization,
599 combine_var_copies_in_loop_exit, apply_opt_in_copies,
600 release_var_copies): Likewise.
601 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
602 analyze_matrix_decl, add_allocation_site, analyze_transpose,
603 analyze_accesses_for_phi_node, check_var_notmodified_p,
604 check_allocation_function, find_sites_in_func,
605 record_all_accesses_in_func, transform_access_sites,
606 transform_allocation_sites): Likewise.
607 * omp-low.c (new_omp_region, create_omp_child_function_name,
608 check_omp_nesting_restrictions, check_combined_parallel,
609 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
610 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
611 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
612 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
614 * opts-common.c (prune_options): Likewise.
615 * opts.c (add_input_filename, print_filtered_help,
616 get_option_state): Likewise.
617 * params.c (add_params): Likewise.
618 * passes.c (set_pass_for_id, next_pass_1,
619 do_per_function_toporder, pass_fini_dump_file): Likewise.
620 * postreload.c (reload_cse_simplify_operands): Likewise.
621 * predict.c (tree_predicted_by_p, tree_predict_edge,
622 clear_bb_predictions, combine_predictions_for_bb): Likewise.
624 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
626 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
628 * recog.c (check_asm_operands, validate_change_1): Likewise.
629 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
630 subst_asm_stack_regs): Likewise.
631 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
632 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
633 * regmove.c (reg_is_remote_constant_p): Likewise.
634 * regrename.c (regrename_optimize, scan_rtx_reg,
635 kill_clobbered_value, kill_set_value, kill_autoinc_value):
637 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
638 regstat_compute_calls_crossed): Likewise.
639 * reload1.c (init_reload, new_insn_chain,
640 has_nonexceptional_receiver, reload, copy_reloads,
641 calculate_needs_all_insns, init_elim_table): Likewise.
642 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
643 * rtl.c (shallow_copy_rtx_stat): Likewise.
644 * rtlanal.c (parms_set): Likewise.
645 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
646 sbitmap_resize, sbitmap_vector_alloc): Likewise.
647 * sched-ebb.c (earliest_block_with_similiar_load,
648 add_deps_for_risky_insns): Likewise.
649 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
650 schedule_region): Likewise.
651 * see.c (eq_descriptor_pre_extension,
652 hash_descriptor_pre_extension, hash_del_pre_extension,
653 eq_descriptor_properties, hash_descriptor_properties,
654 hash_del_properties, see_seek_pre_extension_expr,
655 see_initialize_data_structures, see_print_register_properties,
656 see_print_pre_extension_expr, see_delete_merged_def_extension,
657 see_delete_unmerged_def_extension, see_emit_use_extension,
658 see_pre_delete_extension, see_map_extension, see_commit_changes,
659 see_analyze_merged_def_local_prop,
660 see_analyze_merged_def_local_prop,
661 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
662 see_set_prop_merged_def, see_set_prop_unmerged_def,
663 see_set_prop_unmerged_use, see_print_one_extension,
664 see_merge_one_use_extension, see_merge_one_def_extension,
665 see_store_reference_and_extension, see_update_uses_relevancy,
666 see_update_defs_relevancy): Likewise.
667 * statistics.c (hash_statistics_hash, hash_statistics_eq,
668 hash_statistics_free, curr_statistics_hash): Likewise.
669 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
670 expand_asm_operands, expand_return, case_bit_test_cmp,
671 expand_case): Likewise.
672 * stor-layout.c (start_record_layout): Likewise.
673 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
674 gt_pch_save_stringpool): Likewise.
675 * tree-data-ref.c (hash_stmt_vertex_info,
676 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
677 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
679 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
682 * config/i386/i386.md : Change constraints of HImode and QImode
683 immediate operands from "i" to "n". Change SImode "ni" constraint to
684 "i" and SImode "rmi" constraint to "g". Remove all constraints
685 from const0_operand and const1_operand predicated operands.
686 (i): Change QImode and HImode attribute from "i" to "n".
687 (*subqi_2): Change HImode operands to QImode.
690 2008-06-25 Olivier Hainque <hainque@adacore.com>
692 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
695 2008-06-25 Richard Guenther <rguenther@suse.de>
697 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
698 not overflow the result type.
700 2008-06-25 Richard Guenther <rguenther@suse.de>
702 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
703 (vn_lookup): Likewise.
705 2008-06-25 Richard Guenther <rguenther@suse.de>
707 PR tree-optimization/35518
708 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
709 * tree-sra.c (instantiate_element): Use fold_build3 to build
711 (try_instantiate_multiple_fields): Likewise.
713 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
715 * config/rs6000/rs6000.md: Change all string instruction's clobber to
718 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
720 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
721 use_backchain_to_restore_sp to true
722 if the offset of the link register save area would go over the 32k - 1
723 offset limit of the load
726 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
728 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
729 anchor for the type-punning blurb. Cross-reference "Structures
730 unions enumerations and bit-fields implementation". Provide a
731 cast-through-pointer example. Make final sentence self-contained.
732 * doc/implement-c.texi (Structures unions enumerations and
733 bit-fields implementation): Cross-reference the type-punning blurb
734 in the -fstrict-aliasing documentation.
736 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
739 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
740 the memory instead of the memory itself for the save area.
742 2008-06-24 Olivier Hainque <hainque@adacore.com>
743 Nicolas Roche <roche@adacore.com>
745 * gengtype.c (srcdir_len): size_t instead of int.
746 (get_file_realbasename): New function. For F a filename, the real
747 basename of F, with all the path components stripped.
748 (get_file_srcdir_relative_path): New function. For F a filename, the
749 relative path to F from $(srcdir).
750 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
751 get_file_realbasename. Adjust the head comment.
752 (get_prefix_langdir_index): New function. For F a filename, return the
753 lang_dir_names[] relative index of the language directory that is
755 (get_file_langdir): For F a filename, return the name of the language
756 directory where F is located.
757 (get_file_gtfilename): New function. The gt- output file name for an
759 (get_output_file_with_visibility): Replace in-line computations with
760 uses of get_file_gtfilename and get_prefix_langdir_index.
761 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
763 2008-06-24 Jakub Jelinek <jakub@redhat.com>
765 PR tree-optimization/36504
766 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
767 references without base address.
769 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
772 * calls.c (expand_call): Increase alignment for recursive functions.
774 2008-06-23 Anatoly Sokolov <aesok@post.ru>
776 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
777 (TARGET_FUNCTION_VALUE): New define.
778 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
779 * config/avr/avr.h (FUNCTION_VALUE): Remove.
781 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
783 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
784 (fmod<mode>3): Ditto.
785 (remainderxf3): Ditto.
786 (remainder<mode>3): Ditto.
788 2008-06-23 Jakub Jelinek <jakub@redhat.com>
791 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
792 REG is a hard register.
794 PR tree-optimization/36508
795 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
796 499, don't check it at all in release compilers.
798 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
801 together with SSE_TARGET_MATH to disable insn pattern.
802 (*fop_<MODEF:mode>_2_i387): Ditto.
803 (*fop_<MODEF:mode>_3_i387): Ditto.
805 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
807 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
809 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
812 * gimplify.c (gimplify_asm_expr): Check the return code of
813 parse_output_constraint call, set function return and is_inout
816 2008-06-22 Ian Lance Taylor <iant@google.com>
818 * c-lex.c (narrowest_unsigned_type): Change itk to int.
819 (narrowest_signed_type): Likewise.
820 * c-typeck.c (c_common_type): Change local variable mclass to enum
822 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
823 tcc_comparison, not the tree code itself.
824 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
825 (c_expand_expr): Cast modifier to enum expand_modifier.
826 * c-common.h (C_RID_CODE): Add casts.
827 (C_SET_RID_CODE): Define.
828 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
829 (c_lex_one_token): Add cast to avoid warning.
830 (c_parser_objc_type_name): Rename local typename to type_name.
831 (check_no_duplicate_clause): Change code parameter to enum
833 (c_parser_omp_var_list_parens): Change kind parameter to enum
835 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
836 c_parser_omp_list_var_parens.
837 (c_parser_omp_threadprivate): Likewise.
838 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
839 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
840 * c-format.c (NO_FMT): Define.
841 (printf_length_specs): Use NO_FMT.
842 (asm_fprintf_length_specs): Likewise.
843 (gcc_diag_length_specs): Likewise.
844 (scanf_length_specs): Likewise.
845 (strfmon_length_specs): Likewise.
846 (gcc_gfc_length_specs): Likewise.
847 (printf_flag_specs): Change 0 to STD_C89.
848 (asm_fprintf_flag_specs): Likewise.
849 (gcc_diag_flag_specs): Likewise.
850 (gcc_cxxdiag_flag_specs): Likewise.
851 (scanf_flag_specs): Likewise.
852 (strftime_flag_specs): Likewise.
853 (strfmon_flag_specs): Likewise.
854 (print_char_table): Likewise.
855 (asm_fprintf_char_table): Likewise.
856 (gcc_diag_char_table): Likewise.
857 (gcc_tdiag_char_table): Likewise.
858 (gcc_cdiag_char_table): Likewise.
859 (gcc_cxxdiag_char_table): Likewise.
860 (gcc_gfc_char_table): Likewise.
861 (scan_char_table): Likewise.
862 (time_char_table): Likewis.
863 (monetary_char_table): Likewise.
864 * c-format.h (BADLEN): Likewise.
866 2008-06-21 Ian Lance Taylor <iant@google.com>
868 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
869 Define END_OF_BASE_TREE_CODES around inclusion.
870 * tree.c (tree_code_type): New global array.
871 (tree_code_length, tree_code_name): Likewise.
872 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
874 (all-tree.def, s-alltree): New targets.
875 (gencheck.h, s-gencheck): Remove.
876 (tree.o): Depend upon all-tree.def.
877 (build/gencheck.o): Remove gencheck.h dependency.
878 (mostlyclean): Don't remove gencheck.h.
879 * c-common.h (enum c_tree_code): Remove.
880 * c-lang.c (tree_code_type): Remove.
881 (tree_code_length, tree_code_name): Remove.
882 * gencheck.c (tree_codes): Include all-tree.def, rather than
883 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
885 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
887 * cp/cp-tree.h (enum cplus_tree_code): Remove.
888 (operator_name_info): Size to MAX_TREE_CODES.
889 (assignment_operator_name_info): Likewise.
890 * cp/cp-lang.c (tree_code_type): Remove.
891 (tree_code_length, tree_code_name): Remove.
892 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
893 (assignment_operator_name_info): Likewise.
894 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
896 * cp/mangle.c (write_expression): Likewise.
897 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
898 * fortran/f95-lang.c (tree_code_type): Remove.
899 (tree_code_length, tree_code_name): Remove.
900 * java/java-tree.h (enum java_tree_code): Remove.
901 * java/lang.c (tree_code_type): Remove.
902 (tree_code_length, tree_code_name): Remove.
903 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
904 * objc/objc-act.h (enum objc_tree_code): Remove.
905 * objc/objc-lang.c (tree_code_type): Remove.
906 (tree_code_length, tree_code_name): Remove.
907 * objcp/objcp-lang.c (tree_code_type): Remove.
908 (tree_code_length, tree_code_name): Remove.
909 * ada/ada-tree.h (enum gnat_tree_code): Remove.
910 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
911 * ada/misc.c (tree_code_type): Remove.
912 (tree_code_length, tree_code_name): Remove.
914 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
916 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
917 the grand_bitmap_obstack.
919 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
921 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
922 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
923 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
924 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
925 move_stmt_r, new_label_mapper): Likewise.
926 * tree-complex.c (cvc_lookup): Likewise.
927 * tree-dfa.c (create_function_ann): Likewise.
928 * tree-dump.c (dump_register): Likewise.
929 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
930 find_phi_replacement_condition): Likewise.
931 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
932 tree_function_versioning): Likewise.
933 * tree-into-ssa.c (cmp_dfsnum): Likewise.
934 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
935 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
936 get_nonlocal_debug_decl, convert_nonlocal_reference,
937 convert_nonlocal_omp_clauses, get_local_debug_decl,
938 convert_local_reference, convert_local_omp_clauses,
939 convert_nl_goto_reference, convert_nl_goto_receiver,
940 convert_tramp_reference, convert_call_expr): Likewise.
941 * tree-outof-ssa.c (contains_tree_r): Likewise.
942 * tree-parloops.c (reduction_phi, initialize_reductions,
943 eliminate_local_variables_1, add_field_for_reduction,
944 add_field_for_name, create_phi_for_local_result,
945 create_call_for_reduction_1, create_loads_for_reductions,
946 create_stores_for_reduction, create_loads_and_stores_for_name):
948 * tree-phinodes.c (allocate_phi_node): Likewise.
949 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
950 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
951 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
952 * tree-ssa-coalesce.c (compare_pairs): Likewise.
953 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
954 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
955 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
956 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
957 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
958 vn_nary_op_insert): Likewise.
959 * tree-ssa.c (redirect_edge_var_map_add,
960 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
961 * tree-vectorizer.c (vectorize_loops): Likewise.
962 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
963 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
964 tree_cons_stat, build1_stat, build_variant_type_copy,
965 decl_init_priority_lookup, decl_fini_priority_lookup,
966 decl_priority_info, decl_restrict_base_lookup,
967 decl_restrict_base_insert, decl_debug_expr_lookup,
968 decl_debug_expr_insert, decl_value_expr_lookup,
969 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
970 type_hash_add, get_file_function_name, tree_check_failed,
971 tree_not_check_failed, tree_range_check_failed,
972 omp_clause_range_check_failed, build_omp_clause,
973 build_vl_exp_stat): Likewise.
974 * value-prof.c (gimple_histogram_value,
975 gimple_duplicate_stmt_histograms): Likewise.
976 * var-tracking.c (attrs_list_insert, attrs_list_copy,
977 unshare_variable, variable_union_info_cmp_pos, variable_union,
978 dataflow_set_different_1, dataflow_set_different_2,
979 vt_find_locations, variable_was_changed, set_variable_part,
980 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
981 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
982 section_entry_hash, object_block_entry_eq,
983 object_block_entry_hash, create_block_symbol,
984 initialize_cold_section_name, default_function_rodata_section,
985 strip_reg_name, set_user_assembler_name, const_desc_eq,
986 build_constant_desc, output_constant_def, lookup_constant_def,
987 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
988 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
989 default_internal_label): Likewise.
990 * varray.c (varray_init, varray_grow): Likewise.
991 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
993 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
995 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
996 operators for "test" insn. Macroize insn using SWI mode macro.
997 (*jcc_fused_2): Ditto.
998 (*jcc_fused_3): Macroize insn using SWI mode macro.
999 (*jcc_fused_4): Ditto.
1001 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1003 * tree-ssa-pre.c: Fix typo in comment.
1004 (init_antic, fini_antic): Add explicit funtions for
1005 initializing and deinitializing ANTIC and AVAIL sets.
1006 (create_expression_by_pieces): Fix typo in comment.
1007 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1008 (execute_pre): Eventually dump details about ANTIC_IN.
1010 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1012 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1013 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1014 add_to_obstack, file_at_path, find_a_file, execute,
1015 add_preprocessor_option, add_assembler_option, add_linker_option,
1016 process_command, insert_wrapper, do_option_spec, do_self_spec,
1017 spec_path, do_spec_1, is_directory, main, used_arg,
1018 getenv_spec_function): Likewise.
1019 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1020 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1023 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1025 * doc/rtl.texi: Updated subreg section.
1027 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1030 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1031 node->needed and node->reachable.
1032 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1033 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1034 (expand_task_call): Don't call expand_task_copyfn.
1035 (expand_task_copyfn): Renamed to...
1036 (finalize_task_copyfn): ... this.
1038 2008-06-19 Jan Hubicka <jh@suse.cz>
1040 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1041 clobbering framepointer.
1043 2008-06-19 Jan Hubicka <jh@suse.cz>
1045 * tree-optimize.c (execute_early_local_optimizations): Set
1046 cgraph_state only at first invocation.
1048 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1050 * system.h (-Wc++-compat): Activate as a warning, no an error.
1052 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1054 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1055 instead of "#" in insn asm template.
1056 (*jcc_fused_2): Ditto.
1058 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.h (ix86_tune_indices)
1061 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1062 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1063 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1064 (*jcc_fused_2): Ditto.
1065 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1066 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1067 (print operand): Handle 'E' and 'e' code.
1069 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1071 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1072 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1073 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1075 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1077 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1079 (cgraph_expand_function): Use local copy of decl.
1080 (cgraph_expand_all_functions): Remove redundant initialization of
1082 (cgraph_optimize): Reword internal_error message.
1084 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1086 * arm-protos.h (arm_return_in_memory): Remove public
1087 arm_return_in_memory() prototype.
1088 * arm.c (arm_return_in_memory): Add static prototype, add target
1089 hook macro, change definition and comments.
1090 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1092 2008-06-19 Ben Elliston <bje@au.ibm.com>
1094 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1095 real.c: Remove references to IEEE 754R.
1096 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1097 * doc/libgcc.texi (Decimal float library routines): Likewise.
1099 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1101 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1102 (default_unwind_word_mode): Add prototype.
1103 * targhooks.c (default_unwind_word_mode): New function.
1104 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1105 instead of word_mode.
1106 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1107 (TARGET_INITIALIZER): Use it.
1109 * c-common.c (handle_mode_attribute): Support "unwind_word"
1111 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1113 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1114 word_mode to access SjLj_Function_Context member "data".
1115 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1116 conversion from targetm.eh_return_filter_mode () to
1117 targetm.unwind_word_mode () if they differ.
1119 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1120 (BT_FN_UNWINDWORD_PTR): New function type.
1121 (BT_FN_WORD_PTR): Remove.
1122 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1123 * except.c (expand_builtin_extend_pointer): Convert pointer to
1124 targetm.unwind_word_mode () instead of word_mode.
1126 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1127 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1128 (spu_unwind_word_mode): New function.
1129 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1130 (TARGET_UNWIND_WORD_MODE): Define.
1131 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1133 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1135 * config/spu/spu.c (reg_align): Remove.
1136 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1137 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1138 (spu_split_store): Likewise.
1140 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1142 * gcc/tree-vn.c: Fix typo in comment.
1144 2008-06-18 Jan Hubicka <jh@suse.cz>
1146 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1147 toplevel reorder too.
1149 2008-06-18 Jan Hubicka <jh@suse.cz>
1151 * c-opts.c (c_common_post_options): PCH is not compatible with
1153 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1154 -fno-toplevel-reorder by default now.
1156 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1158 PR documentation/30739
1159 * doc/install.texi (Prerequisites): Document dependency on awk.
1161 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1162 Ian Lance Taylor <iant@google.com>
1164 PR rtl-optimization/35604
1165 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1166 only want to change jump destinations, not eventual label comparisons.
1168 2008-06-16 Jan Hubicka <jh@suse.cz>
1170 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1172 (cgraph_analyze_function): Likewise.
1174 2008-06-16 Jan Hubicka <jh@suse.cz>
1176 * cgraph.h (cgraph_mark_if_needed): New function.
1177 * cgraphunit.c (cgraph_mark_if_needed): New function.
1178 * c-decl.c (duplicate_decl): Use it.
1180 2008-06-16 Jan Hubicka <jh@suse.cz>
1182 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1185 2008-06-16 Jan Hubicka <jh@suse.cz>
1187 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1189 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1190 Kazu Hirata <kazu@codesourcery.com>
1191 Maxim Kuvyrkov <maxim@codesourcery.com
1193 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1194 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1195 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1196 EXTRA_SPEC_FUNCTIONS.
1197 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1198 (DRIVER_SELF_SPECS): Adjust.
1199 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1200 * config/mips/st.h, config/mips/t-st: New.
1201 * config/mips/driver-native.c, config/mips/x-native: New.
1202 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1205 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1207 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1209 (ISA_HAS_FP_CONDMOVE): New macro.
1210 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1211 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1212 (ISA_HAS_NMADD3_NMSUB3): New macro.
1213 * config/mips/mips.c (mips_rtx_costs): Update.
1214 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1215 compiling for ST Loongson 2E/2F.
1216 (madd<mode>): Rename to madd4<mode>. Update.
1217 (madd3<mode>): New pattern.
1218 (msub<mode>): Rename to msub4<mode>. Update.
1219 (msub3<mode>): New pattern.
1220 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1221 (nmadd3<mode>): New pattern.
1222 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1223 (nmadd3<mode>_fastmath): New pattern.
1224 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1225 (nmsub3<mode>): New pattern.
1226 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1227 (nmsub3<mode>_fastmath): New pattern.
1228 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1230 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1232 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1233 (DF_REF_INSN_INFO): New.
1234 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1235 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1236 with a NULL DF_REF_INSN_INFO.
1237 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1239 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1240 DF_INSN_INFO_EQ_USES): New.
1241 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1242 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1243 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1244 * df-core.c: Update comment for above changes.
1245 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1246 DF_INSN_UID_* macros.
1247 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1248 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1249 insn rtx. Update all callers.
1250 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1251 df_ref_create_structure, df_insn_refs_collect): Likewise.
1252 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1253 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1254 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1255 macros to access the insn refs.
1256 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1257 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1258 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1259 for accessing the refs.
1260 (try_fwprop_subst): Likewise.
1261 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1262 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1263 for accessing the refs.
1264 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1265 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1266 to look at the insn refs.
1267 (record_uses): Likewise.
1268 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1270 (mark_artificial_uses): Don't mark_insn for artificial refs.
1271 (mark_reg_rependencies): Likewise.
1273 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1275 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1277 * configure: Regenerate.
1279 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1281 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1282 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1283 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1285 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1287 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1288 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1289 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1291 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1293 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1294 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1295 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1297 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1299 * tree-ssa-sccvn.c: Fix format of comments.
1301 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1303 * cgraph.c: Remove unneeded forward declarations of eq_node()
1306 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1308 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1310 (see_update_relevancy): Likewise.
1311 * fwprop.c (try_fwprop_subst): Likewise.
1312 * rtlanal.c (noop_move_p): Likewise.
1313 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1314 notes to non-existing libcall blocks.
1315 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1317 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1318 (dead_libcall_p): Remove.
1319 (delete_trivially_dead_insns): Don't use it.
1320 * web.c (union_defs): Remove comment about keeping nops.
1321 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1322 (compute_hash_table_work): Don't track libcall notes.
1323 (do_local_cprop): Don't take libcall pointers. Don't update
1325 (adjust_libcall_notes): Deleted.
1326 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1327 ever have existed in the first place).
1328 (replace_store_insn): Don't try to remove libcall notes.
1329 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1330 (resolve_reg_notes): Don't call them.
1331 (resolve_simple_move): Likewise.
1332 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1333 Don't remove REG_RETVAL notes.
1334 * emit-rtl.c (try_split): Don't update libcall notes.
1335 (emit_copy_of_insn_after): Dito.
1336 * cselib.c (cselib_current_insn_in_libcall): Remove.
1337 (cselib_process_insn): Don't set/clear it.
1338 (new_elt_loc_list): Don't record it.
1339 (cselib_init): Don't initialize it.
1340 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1341 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1343 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1344 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1345 (init_deps): Don't initialize it.
1346 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1347 * combine.c (delete_noop_moves): Don't update libcall notes.
1348 (can_combine_p): Remove now pointless #if 0 block.
1349 (try_combine): Remove another obsolete #if 0 block.
1350 (distribute_notes): Don't distribute libcall notes.
1351 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1352 * dce.c (libcall_dead_p): Remove.
1353 (delete_unmarked_insns): Don't handle libcall blocks.
1354 (preserve_libcall_for_dce): Remove.
1355 (prescan_insns_for_dce): Don't special-case libcall block insns.
1356 * reload1 (reload): Don't handle libcall notes.
1357 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1360 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1362 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1363 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1364 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1366 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1368 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1369 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1370 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1372 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1374 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1376 2008-06-16 Ira Rosen <irar@il.ibm.com>
1378 PR tree-optimization/36493
1379 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1380 the arguments list. Use VECTYPE to create vector pointer.
1381 (vectorizable_store): Fail if accesses through a pointer to vectype
1382 do not alias the original memory reference operands.
1383 Call vect_create_data_ref_ptr without the removed argument.
1384 (vectorizable_load): Likewise.
1385 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1388 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1391 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1394 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1396 * config/mips/loongson2ef.md: New file.
1397 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1398 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1399 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1400 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1401 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1403 (loongson2ef.md): New include.
1404 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1405 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1406 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1407 (loongson_gt_<mode>, loongson_extract_halfword)
1408 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1409 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1410 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1411 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1412 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1413 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1414 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1415 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1416 (vec_interleave_low<mode>): Define type attribute.
1417 * config/mips/mips.c (mips_ls2): New static variable.
1418 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1419 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1420 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1421 Implement target scheduling hooks.
1422 (mips_multipass_dfa_lookahead): Update to handle tuning for
1424 (mips_sched_init): Initialize data for Loongson scheduling.
1425 (mips_ls2_variable_issue): New static function.
1426 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1428 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1429 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1430 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1431 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1432 Handle ST Loongson 2E/2F cores.
1433 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1435 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1437 * omp-low.c (extract_omp_for_data): Fix comment typo.
1440 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1442 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1443 FIXME note about gcc/config.guess.
1444 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1445 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1446 * doc/cppopts.texi: Likewise.
1447 * doc/extend.texi: Likewise.
1448 * doc/gcc.texi: Likewise.
1449 * doc/gccint.texi: Likewise.
1450 * doc/gcov.texi: Likewise.
1451 * doc/gty.texi: Likewise.
1452 * doc/hostconfig.texi: Likewise.
1453 * doc/install.texi: Likewise.
1454 * doc/invoke.texi: Likewise.
1455 * doc/loop.texi: Likewise.
1456 * doc/makefile.texi: Likewise.
1457 * doc/md.texi: Likewise.
1458 * doc/passes.texi: Likewise.
1459 * doc/tm.texi: Likewise.
1460 * doc/tree-ssa.texi: Likewise.
1461 * doc/trouble.texi: Likewise.
1463 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1464 Nathan Sidwell <nathan@codesourcery.com>
1465 Maxim Kuvyrkov <maxim@codesourcery.com>
1466 Richard Sandiford <rdsandiford@googlemail.com>
1468 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1469 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1470 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1472 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1473 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1474 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1476 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1477 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1478 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1479 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1480 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1481 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1482 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1483 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1484 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1485 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1486 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1487 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1488 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1489 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1490 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1491 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1492 (mips_builtins): Add Loongson builtins.
1493 (mips_loongson_2ef_bdesc): New.
1494 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1495 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1496 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1497 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1499 (mips_expand_vector_init): New.
1500 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1501 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1503 * config/mips/mips.md: Add unspec numbers for Loongson
1504 builtins. Include loongson.md.
1505 (MOVE64): Include Loongson vector modes.
1506 (SPLITF): Include Loongson vector modes.
1507 (HALFMODE): Handle Loongson vector modes.
1508 * config/mips/loongson.md: New.
1509 * config/mips/loongson.h: New.
1510 * config.gcc: Add loongson.h header for mips*-*-* targets.
1511 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1513 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1515 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1516 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1517 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1518 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1519 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1520 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1521 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1522 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1523 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1524 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1525 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1526 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1527 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1528 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1529 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1530 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1531 Remove use_fixproto=yes.
1532 (ia64*-*-hpux*): Remove comment about using fixproto.
1533 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1535 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1537 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1539 * configure: Regenerate.
1541 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1544 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1545 before evaluating it.
1547 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1550 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1551 nested inline functions.
1552 (start_decl, start_function): Don't invert DECL_EXTERNAL
1553 for nested inline functions.
1555 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1557 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1558 splits that must be made for correctness.
1560 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1562 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1563 (AVAIL_NON_MIPS16): Likewise.
1564 (mips_builtin_description): Replace target_flags with a predicate.
1565 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1566 (dspr2_32): New availability predicates.
1567 (MIPS_BUILTIN): New macro.
1568 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1569 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1570 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1571 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1572 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1573 (mips_dsp_32only_bdesc): Merge into...
1574 (mips_builtins): ...this new array.
1575 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1576 (mips_init_builtins): Update after above changes.
1577 (mips_expand_builtin_1): Merge into...
1578 (mips_expand_builtin): ...here and update after above changes.
1580 2008-06-12 Paul Brook <paul@codesourcery.com>
1582 * longlong.h (__arm__): Define count_leading_zeros.
1583 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1584 (clzsi2, clzdi2): New functions.
1585 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1586 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1587 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1588 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1589 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1590 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1591 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1592 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1593 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1594 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1596 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1598 * config/m68k/m68k.c (m68k_tune_flags): New.
1599 (override_options): Compute m68k_tune_flags.
1600 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1601 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1603 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1606 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1608 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1610 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1611 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1613 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1615 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1616 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1618 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1621 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1624 2008-06-12 Richard Guenther <rguenther@suse.de>
1626 PR tree-optimization/36345
1627 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1628 add memory_tag_needed flag.
1629 (may_alias_p): Declare.
1630 * tree-ssa-alias.c (may_alias_p): Export.
1631 (set_initial_properties): Use memory_tag_needed flag.
1632 (update_reference_counts): Likewise.
1633 (reset_alias_info): Reset memory_tag_needed flag.
1634 (create_name_tags): Check memory_tag_needed flag.
1635 (dump_points_to_info_for): Dump it.
1636 * tree-ssa-structalias.c (struct variable_info): Remove
1637 directly_dereferenced flag.
1638 (new_var_info): Do not initialize it.
1639 (process_constraint_1): Do not set it.
1640 (update_alias_info): Set is_dereferenced flag.
1641 (set_uids_in_ptset): Use may_alias_p.
1642 (set_used_smts): Check memory_tag_needed flag.
1643 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
1644 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
1645 memory_tag_needed flag.
1646 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
1649 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
1651 * config/i386/i386.c (ix86_compute_frame_layout): Disable
1652 red zone for w64 abi.
1653 (ix86_expand_prologue): Likewise.
1654 (ix86_force_to_memory): Likewise.
1655 (ix86_free_from_memory): Likewise.
1657 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
1660 * config/rs6000/rs6000.c (rs6000_override_options): Set
1661 rs6000_isel conditionally to the absence of comand line override.
1662 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1663 Remove duplicate rs6000_isel setting.
1664 * config/rs6000/eabispe.h: Ditto.
1666 2008-06-11 Richard Guenther <rguenther@suse.de>
1668 * alias.c (get_alias_set): Use the element alias-set for arrays.
1669 (record_component_aliases): For arrays and vectors do nothing.
1670 * c-common.c (strict_aliasing_warning): Handle the cases
1671 of alias set zero explicitly.
1672 * Makefile.in (dfp.o-warn): Add -Wno-error.
1674 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1676 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
1678 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
1679 tune_32 tune_64 to supported_defaults. Allow values not
1680 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
1681 x86_64. Do not override cpu_32 or cpu_64 values from target name.
1682 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
1683 with_cpu_64 to generic for 64-bit-supporting configurations, not
1684 with_cpu. Remove FIXMEs.
1685 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
1686 --with-arch-64, --with-tune-32, --with-tune-64): Document.
1687 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
1688 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
1689 arch_32 and arch_64.
1691 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
1692 Olivier Hainque <hainque@adacore.com>
1694 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
1695 Use DECL_SIZE_UNIT to retrieve the size of the field.
1697 2008-06-11 Joseph Myers <joseph@codesourcery.com>
1699 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
1700 with function calls after declarations. Lay out
1701 neon_float_type_node before further use.
1703 2008-06-11 Richard Guenther <rguenther@suse.de>
1705 * tree-flow.h (may_point_to_global_var): Declare.
1706 * tree-ssa-alias.c (may_point_to_global_var): New function.
1707 * tree-ssa-sink.c (is_hidden_global_store): Use it.
1709 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
1711 * configure.ac: Teach that fido supports .debug_line.
1712 * configure: Regenerate.
1714 2008-06-10 Tom Tromey <tromey@redhat.com>
1716 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
1719 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1721 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
1722 (encode_decimal64, decode_decimal64, encode_decimal128,
1723 decode_decimal128): Reverse order of 32-bit parts of value if host
1724 and target endianness differ.
1726 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
1728 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
1729 Avoid division by 0.
1730 (tree_mod_pow2_value_transform): Likewise.
1731 (tree_ic_transform): Likewise.
1732 (tree_stringops_transform): Likewise.
1733 (tree_mod_subtract_transform): Likewise.
1734 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
1735 (copy_edges_for_bb): Likewise.
1736 (initialize_cfun): Likewise.
1738 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1740 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
1741 nonmemory_operand. Add "N" operand constraint.
1743 (*jcc_btdi_mask_rex64): New instruction and split pattern.
1744 (*jcc_btsi_mask): Ditto.
1745 (*jcc_btsi_mask_1): Ditto.
1747 2008-06-10 Joseph Myers <joseph@codesourcery.com>
1749 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
1750 TYPE_CANONICAL for copied element type.
1752 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
1755 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
1756 Add m_CORE2 and m_GENERIC.
1757 * config/i386/predicates.md (bt_comparison_operator): New predicate.
1758 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
1760 (*jcc_btdi_rex64): New instruction and split pattern.
1762 (*jcc_btsi_1): Ditto.
1763 (*btsq): Fix Intel asm dialect operand order.
1767 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
1770 * simplify-rtx.c (simplify_subreg): Add check for shift count
1773 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
1775 * doc/md.texi: Synchronize with later constraints.md change.
1776 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
1777 with a C implementation.
1778 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
1780 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
1781 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
1782 when moving to and from MD_REGNUM.
1783 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
1784 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
1785 Handle byte and halfword moves.
1786 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
1788 * config/mips/constraints.md (h): Turn into NO_REGS.
1789 (l, x): Update documentation.
1790 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
1791 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
1792 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
1793 (HILO): New mode iterator.
1795 (any_div): New code iterator.
1796 (u): Extend code attribute to div and udiv.
1797 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
1798 d_operand in the splitters. Remove redundant CONST_INT checks.
1799 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
1800 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
1801 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
1802 accordingly, using normal moves instead of unspecs to move LO into
1803 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
1804 (<u>mulsidi3): Handle expansion in C code.
1805 (<u>mulsidi3_32bit_internal): Rename to...
1806 (<u>mulsidi3_32bit): ...this.
1807 (<u>mulsidi3_32bit_r4000): Fix insn separator.
1808 (*<u>mulsidi3_64bit): Rename to...
1809 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
1810 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
1811 to set LO and HI to the multiplication result. Use a normal move
1812 for MFLO and an unspec for MFHI.
1813 (*<u>mulsidi3_64bit_parts): Replace with...
1814 (<u>mulsidi3_64bit_hilo): ...this new instruction.
1815 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
1816 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
1817 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
1818 instead of HI. Split the instruction into a separate multiplication
1819 and MFHI if !TARGET_FIX_R4000.
1820 (<su>muldi3_highpart): Likewise.
1821 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
1822 and the "=h" clobber.
1823 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
1824 (<u>mulditi3): New expander.
1825 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
1826 (madsi): Remove "=h" clobber.
1827 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
1828 Force the modulus result to be a GPR and split the instruction into
1829 a division followed by an MFHI after reload.
1830 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
1831 (*lea_high64): Use d_operand in the define_peephole2. Likewise
1832 the MIPS16 HIGH define_split.
1833 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
1834 of acc<->gpr moves to "multi".
1835 (*movdi_64bit): Replace the single "x" alternative with
1836 alternatives for moving into and out of "a".
1837 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
1838 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
1839 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
1840 Use d_operand in the splitters. Remove redundant CONST_INT checks.
1841 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
1842 (movti): New expander.
1843 (*movti, *movti_mips16): New insns.
1844 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
1845 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
1846 (mthi<GPR:mode>_<HILO:mode>): Likewise.
1847 * config/mips/predicates.md (fpr_operand): Delete.
1848 (d_operand): New predicate.
1850 2008-06-09 Michael Meissner <michael.meissner@amd.com>
1852 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
1853 failure on some Bourne shells.
1854 (x86_64-*-*): Ditto.
1856 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
1858 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
1860 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1862 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
1863 (sparc-sun-solaris2*): Likewise.
1865 2008-06-09 Arnaud Charlet <charlet@adacore.com
1867 * doc/install.texi: Update requirements to build the Ada compiler.
1869 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
1871 * df-scan.c (struct df_scan_problem_data): Remove the
1872 mw_link_pool alloc pool.
1873 (df_scan_free_internal): Don't free it.
1874 (df_scan_alloc): Don't allocate it.
1875 * df.h (struct df_link): Update comment.
1877 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
1879 * except.h: Correct checks for when SJLJ exceptions must be used.
1881 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1883 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
1886 2008-06-08 Joseph Myers <joseph@codesourcery.com>
1888 PR tree-optimization/36218
1889 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
1890 configure for the build system.
1891 (BUILD_LDFLAGS): Define.
1892 * configure: Regenerate.
1893 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
1895 2008-07-08 Anatoly Sokolov <aesok@post.ru>
1898 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
1899 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
1900 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
1902 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
1904 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
1906 2008-06-07 Joseph Myers <joseph@codesourcery.com>
1908 * config.gcc (Obsolete configurations): Remove list of
1910 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
1911 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
1912 targets matched by those patterns.
1913 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
1914 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
1915 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
1916 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
1917 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
1918 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1919 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
1920 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
1921 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
1922 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
1923 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
1924 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
1925 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
1926 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
1927 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
1928 Make code for Solaris 7 and greater unconditional for Solaris.
1929 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
1930 Remove --with-* handling.
1931 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
1932 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
1933 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
1934 LINK_OS_WINDISS_SPEC): Remove.
1935 * config/rs6000/sysv4.opt (mwindiss): Remove.
1936 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
1937 * configure: Regenerate.
1938 * doc/cpp.texi: Don't mention BeOS.
1939 * doc/extend.texi (interrupt): Don't mention MS1.
1940 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
1941 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
1942 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
1943 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
1944 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
1946 * doc/invoke.texi (MT Options): Remove.
1947 (-mwindiss): Remove.
1948 (CRIS Options): Remove cris-axis-aout references.
1949 (HPPA Options): Don't mention hppa1.1-*-pro.
1950 * doc/md.texi: (MorphoTech family): Remove.
1951 * libgcc2.c: Don't handle UWIN.
1952 * config/alpha/t-unicosmk: Remove.
1953 * config/alpha/unicosmk.h: Remove.
1954 * config/arm/kaos-arm.h: Remove.
1955 * config/arm/kaos-strongarm.h: Remove.
1956 * config/arm/strongarm-coff.h: Remove.
1957 * config/arm/strongarm-elf.h: Remove.
1958 * config/arm/strongarm-pe.h: Remove.
1959 * config/arm/t-strongarm-pe: Remove.
1960 * config/arm/t-xscale-coff: Remove.
1961 * config/arm/t-xscale-elf: Remove.
1962 * config/arm/xscale-coff.h: Remove.
1963 * config/arm/xscale-elf.h: Remove.
1964 * config/chorus.h: Remove.
1965 * config/cris/aout.h: Remove.
1966 * config/cris/aout.opt: Remove.
1967 * config/cris/t-aout: Remove.
1968 * config/i386/beos-elf.h: Remove.
1969 * config/i386/kaos-i386.h: Remove.
1970 * config/i386/ptx4-i.h: Remove.
1971 * config/i386/sco5.h: Remove.
1972 * config/i386/sco5.opt: Remove.
1973 * config/i386/sysv4-cpp.h: Remove.
1974 * config/i386/sysv5.h: Remove.
1975 * config/i386/t-beos: Remove.
1976 * config/i386/t-sco5: Remove.
1977 * config/i386/t-uwin: Remove.
1978 * config/i386/uwin.asm: Remove.
1979 * config/i386/uwin.h: Remove.
1980 * config/kaos.h: Remove.
1981 * config/mips/windiss.h: Remove.
1982 * config/mt: Remove directory.
1983 * config/pa/pa-osf.h: Remove.
1984 * config/pa/pa-pro-end.h: Remove.
1985 * config/pa/t-pro: Remove.
1986 * config/ptx4.h: Remove.
1987 * config/rs6000/beos.h: Remove.
1988 * config/rs6000/kaos-ppc.h: Remove.
1989 * config/rs6000/t-beos: Remove.
1990 * config/rs6000/windiss.h: Remove.
1991 * config/sh/kaos-sh.h: Remove.
1992 * config/sol2-6.h: Remove.
1993 * config/sparc/sol26-sld.h: Remove.
1994 * config/sparc/sysv4-only.h: Remove.
1995 * config/vax/bsd.h: Remove.
1996 * config/vax/t-memfuncs: Remove.
1997 * config/vax/ultrix.h: Remove.
1998 * config/vax/vaxv.h: Remove.
1999 * config/windiss.h: Remove.
2001 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2003 PR rtl-optimization/36438
2004 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2005 for vector shifts with constant scalar shift operands.
2007 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2009 * doc/invoke.texi: Document -march=xlr.
2010 * config/mips/xlr.md: New file.
2011 * config/mips/mips.md: Include it.
2013 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2014 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2015 (mips_rtx_cost_data): Likewise.
2017 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2019 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2020 PRE_INC and PRE_DEC cases.
2022 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2024 PR rtl-optimization/36419
2025 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2026 the emitting jump insn.
2029 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2030 is not bool, boolify the whole *expr_p and convert to the desired type.
2032 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2034 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2035 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2036 Add omp_private_outer_ref hook, add another argument to
2037 omp_clause_default_ctor hook.
2038 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2039 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2040 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2041 hook_tree_tree_tree_tree_null.
2042 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2043 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2044 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2045 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2046 * tree.def (OMP_TASK): New tree code.
2047 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2048 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2049 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2050 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2051 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2052 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2053 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2054 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2055 (OMP_DIRECTIVE_P): Add OMP_TASK.
2056 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2057 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2058 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2059 and OMP_CLAUSE_UNTIED entries.
2060 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2062 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2063 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2064 * tree-pretty-print.c (dump_omp_clause): Handle
2065 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2066 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2067 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2068 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2069 warning about unsigned iterators. Change decl/init/cond/incr
2070 arguments to TREE_VECs, check arguments for all collapsed loops.
2071 (c_finish_omp_taskwait): New function.
2072 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2074 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2075 default_function_array_conversion on init. Add par_clauses argument.
2076 If decl is present in parallel's lastprivate clause, change it to
2077 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2078 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2079 collapse count in clauses.
2080 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2081 c_parser_omp_for_loop callers.
2082 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2083 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2084 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2085 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2087 (c_parser_omp_clause_schedule): Handle schedule(auto).
2088 Include correct location in the error message.
2089 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2090 and PRAGMA_OMP_CLAUSE_UNTIED.
2091 (OMP_TASK_CLAUSE_MASK): Define.
2092 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2093 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2094 * tree-nested.c (convert_nonlocal_omp_clauses,
2095 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2096 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2097 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2098 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2100 (conver_nonlocal_reference, convert_local_reference,
2101 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2102 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2103 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2104 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2105 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2106 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2107 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2108 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2109 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2111 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2112 * c-common.h (c_finish_omp_taskwait): New prototype.
2113 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2114 * tree-parloops.c (create_parallel_loop): Create 1 entry
2115 vectors for OMP_FOR_{INIT,COND,INCR}.
2116 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2117 (make_edges): Handle OMP_TASK.
2118 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2119 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2120 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2121 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2122 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2123 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2124 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2125 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2126 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2127 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2128 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2129 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2130 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2131 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2132 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2133 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2134 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2135 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2136 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2137 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2138 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2139 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2140 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2141 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2142 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2143 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2144 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2145 original iterator is present in lastprivate clause or if
2146 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2147 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2148 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2149 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2150 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2151 if it is set, lookup var in outer contexts too. Handle
2152 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2153 to be implicitly determined firstprivate for task regions.
2154 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2155 if it is set, lookup var in outer contexts too. Set
2156 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2157 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2158 OMP_CLAUSE_UNTIED. Take region_type as last argument
2159 instead of in_parallel and in_combined_parallel.
2160 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2162 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2163 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2164 (new_omp_context): Set default_kind to
2165 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2166 (omp_region_type): New enum.
2167 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2168 fields, add region_type.
2169 (new_omp_context): Take region_type as argument instead of is_parallel
2170 and is_combined_parallel.
2171 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2172 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2173 ctx->is_combined_parallel checks.
2174 (gimplify_omp_task): New function.
2175 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2177 * omp-low.c (extract_omp_for_data): Use schedule(static)
2178 for schedule(auto). Handle pointer and unsigned iterators.
2179 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2180 Add loops argument. Extract data for collapsed OMP_FOR loops.
2181 (expand_parallel_call): Assert sched_kind isn't auto,
2182 map runtime schedule to index 3.
2183 (struct omp_for_data_loop): New type.
2184 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2185 Add loop, loops, collapse and iter_type fields.
2186 (workshare_safe_to_combine_p): Disallow combined for if
2187 iter_type is unsigned long long. Don't combine collapse > 1 loops
2188 unless all bounds and steps are constant. Adjust extract_omp_for_data
2190 (expand_omp_for_generic): Handle pointer, unsigned and long long
2191 iterators. Handle collapsed OMP_FOR loops. Adjust
2192 for struct omp_for_data changes. If libgomp function doesn't return
2193 boolean_type_node, add comparison of the return value with 0.
2194 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2195 pointer, unsigned and long long iterators. Adjust for struct
2196 omp_for_data changes.
2197 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2198 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2199 unsigned long long. Allocate loops array, pass it to
2200 extract_omp_for_data. For collapse > 1 loops use always
2201 expand_omp_for_generic.
2202 (omp_context): Add sfield_map and srecord_type fields.
2203 (is_task_ctx, lookup_sfield): New functions.
2204 (use_pointer_for_field): Use is_task_ctx helper. Change first
2205 argument's type from const_tree to tree. Clarify comment.
2206 In OMP_TASK disallow copy-in/out sharing.
2207 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2208 (install_var_field): Add mask argument. Populate both record_type
2209 and srecord_type if needed.
2210 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2212 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2213 and DECL_FIELD_OFFSET.
2214 (scan_sharing_clauses): Adjust install_var_field callers. For
2215 firstprivate clauses on explicit tasks allocate the var by value in
2216 record_type unconditionally, rather than by reference.
2217 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2218 Use is_taskreg_ctx instead of is_parallel_ctx.
2219 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2220 (create_omp_child_function_name): Add task_copy argument, use
2221 *_omp_cpyfn* names if it is true.
2222 (create_omp_child_function): Add task_copy argument, if true create
2223 *_omp_cpyfn* helper function.
2224 (scan_omp_parallel): Adjust create_omp_child_function callers.
2225 Rename parallel_nesting_level to taskreg_nesting_level.
2226 (scan_omp_task): New function.
2227 (lower_rec_input_clauses): Don't run constructors for firstprivate
2228 explicit task vars which are initialized by *_omp_cpyfn*.
2229 Pass outer var ref to omp_clause_default_ctor hook if
2230 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2231 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2232 OMP_CLAUSE_REDUCTION_INIT.
2233 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2234 avoid duplicate setting of fields. Handle
2235 OMP_CLAUSE_PRIVATE_OUTER_REF.
2236 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2237 copy-out if TREE_READONLY, only copy-in.
2238 (expand_task_copyfn): New function.
2239 (expand_task_call): New function.
2240 (struct omp_taskcopy_context): New type.
2241 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2243 (lower_omp_parallel): Rename to...
2244 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2245 Call create_task_copyfn if srecord_type is needed. Adjust
2247 (task_shared_vars): New variable.
2248 (check_omp_nesting_restrictions): Warn if work-sharing,
2249 barrier, master or ordered region is closely nested inside OMP_TASK.
2250 Add warnings for barrier if closely nested inside of work-sharing,
2251 ordered, or master region.
2252 (scan_omp_1): Call check_omp_nesting_restrictions even for
2253 GOMP_barrier calls. Rename parallel_nesting_level to
2254 taskreg_nesting_level. Handle OMP_TASK.
2255 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2256 work-sharing construct, continue looking for them on parent parallel
2258 (lower_omp_for_lastprivate): Add lastprivate clauses
2259 to the beginning of dlist rather than end. Adjust for struct
2260 omp_for_data changes.
2261 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2262 not after it. Handle collapsed OMP_FOR loops, adjust for
2263 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2264 (get_ws_args_for): Adjust extract_omp_for_data caller.
2265 (scan_omp_for): Handle collapsed OMP_FOR
2266 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2267 (lower_omp_single_simple): If libgomp function doesn't return
2268 boolean_type_node, add comparison of the return value with 0.
2269 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2270 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2271 (parallel_nesting_level): Rename to...
2272 (taskreg_nesting_level): ... this.
2273 (is_taskreg_ctx): New function.
2274 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2276 (execute_lower_omp): Rename parallel_nesting_level to
2277 taskreg_nesting_level.
2278 (expand_omp_parallel): Rename to...
2279 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2280 Call omp_task_call for OMP_TASK regions.
2281 (expand_omp): Adjust caller, handle OMP_TASK.
2282 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2284 * bitmap.c (bitmap_default_obstack_depth): New variable.
2285 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2286 if argument is NULL and bitmap_default_obstack is already initialized.
2287 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2289 * matrix-reorg.c (matrix_reorg): Likewise.
2291 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2293 * config/i386/i386.md (*indirect_jump): Macroize using P
2294 mode iterator. Remove !TARGET_64BIT from insn constraints.
2295 (*tablejump_1): Ditto.
2296 (*indirect_jump_rex64): Remove insn pattern.
2297 (*tablejump_1_rex64): Ditto.
2298 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2299 and eh_return_si insn patterns.
2301 2008-06-06 Richard Guenther <rguenther@suse.de>
2303 * tree-ssa-structalias.c (merge_smts_into): Remove.
2304 (find_what_p_points_to): Do not bother to compute the
2305 points-to set for pt_anything pointers.
2306 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2307 for pt_anything pointers is ok.
2309 2008-06-06 Jan Hubicka <jh@suse.cz>
2311 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2313 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2315 * cgraph.c: Fix typos in comments.
2316 (cgraph_availability_names): Fix string typo.
2317 * fold-const.c: Fix typos in comments.
2318 (fold_binary): Fix typo in warning.
2319 * genautomata.c: Fix typos in comments.
2320 (check_presence_pattern_sets): Fix typo in local variable.
2321 (output_description): Fix typo in output.
2322 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2323 * hwint.h: Likewise.
2324 * matrix-reorg.c (check_allocation_function): Likewise.
2325 * omega.c (smooth_weird_equations): Likewise.
2326 * auto-inc-dec.c: Fix typos in comments.
2327 * bb-reorder.c: Likewise.
2328 * builtins.c: Likewise.
2329 * c-common.c: Likewise.
2330 * c-cppbuiltin.c: Likewise.
2331 * c-parser.c: Likewise.
2332 * c-pretty-print.c: Likewise.
2333 * cfgcleanup.c: Likewise.
2334 * cfgexpand.c: Likewise.
2335 * cfghooks.c: Likewise.
2336 * cfglayout.c: Likewise.
2337 * cfgloopmanip.c: Likewise.
2338 * cgraphunit.c: Likewise.
2339 * coverage.c: Likewise.
2340 * dbxout.c: Likewise.
2341 * df-byte-scan.c: Likewise.
2342 * df-core.c: Likewise.
2343 * df-problems.c: Likewise.
2344 * df-scan.c: Likewise.
2346 * dominance.c: Likewise.
2347 * domwalk.c: Likewise.
2349 * dwarf2out.c: Likewise.
2350 * emit-rtl.c: Likewise.
2351 * et-forest.c: Likewise.
2352 * function.c: Likewise.
2353 * function.h: Likewise.
2355 * gcov-io.c: Likewise.
2358 * genattrtab.c: Likewise.
2359 * ggc-page.c: Likewise.
2360 * gimplify.c: Likewise.
2361 * gthr-lynx.h: Likewise.
2362 * haifa-sched.c: Likewise.
2363 * ipa-cp.c: Likewise.
2364 * ipa-inline.c: Likewise.
2365 * ipa-prop.h: Likewise.
2366 * ipa-pure-const.c: Likewise.
2367 * ipa-struct-reorg.c: Likewise.
2368 * ipa-struct-reorg.h: Likewise.
2369 * ipa-type-escape.c: Likewise.
2371 * loop-doloop.c: Likewise.
2372 * mips-tfile.c: Likewise.
2373 * mkmap-flat.awk: Likewise.
2374 * mkmap-symver.awk: Likewise.
2375 * modulo-sched.c: Likewise.
2376 * omp-low.c: Likewise.
2377 * optabs.c: Likewise.
2378 * optabs.h: Likewise.
2380 * passes.c: Likewise.
2381 * postreload-gcse.c: Likewise.
2382 * postreload.c: Likewise.
2383 * predict.c: Likewise.
2384 * pretty-print.h: Likewise.
2385 * profile.c: Likewise.
2386 * protoize.c: Likewise.
2387 * ra-conflict.c: Likewise.
2389 * recog.c: Likewise.
2390 * regclass.c: Likewise.
2392 * reload.c: Likewise.
2393 * rtl-error.c: Likewise.
2394 * rtlanal.c: Likewise.
2396 * sched-rgn.c: Likewise.
2399 * target.h: Likewise.
2400 * tree-dfa.c: Likewise.
2401 * tree-eh.c: Likewise.
2402 * tree-flow-inline.h: Likewise.
2403 * tree-inline.c: Likewise.
2404 * tree-into-ssa.c: Likewise.
2405 * tree-loop-distribution.c: Likewise.
2406 * tree-nested.c: Likewise.
2407 * tree-parloops.c: Likewise.
2408 * tree-pass.h: Likewise.
2409 * tree-pretty-print.c: Likewise.
2410 * tree-profile.c: Likewise.
2411 * tree-scalar-evolution.c: Likewise.
2412 * tree-sra.c: Likewise.
2413 * tree-ssa-alias-warnings.c: Likewise.
2414 * tree-ssa-ccp.c: Likewise.
2415 * tree-ssa-coalesce.c: Likewise.
2416 * tree-ssa-dom.c: Likewise.
2417 * tree-ssa-dse.c: Likewise.
2418 * tree-ssa-forwprop.c: Likewise.
2419 * tree-ssa-live.c: Likewise.
2420 * tree-ssa-live.h: Likewise.
2421 * tree-ssa-loop-im.c: Likewise.
2422 * tree-ssa-loop-ivopts.c: Likewise.
2423 * tree-ssa-loop-niter.c: Likewise.
2424 * tree-ssa-loop-prefetch.c: Likewise.
2425 * tree-ssa-phiopt.c: Likewise.
2426 * tree-ssa-phiprop.c: Likewise.
2427 * tree-ssa-sccvn.c: Likewise.
2428 * tree-ssa-ter.c: Likewise.
2429 * tree-ssa-threadupdate.c: Likewise.
2430 * tree-ssa.c: Likewise.
2431 * tree-vect-analyze.c: Likewise.
2432 * tree-vect-transform.c: Likewise.
2433 * tree-vectorizer.c: Likewise.
2434 * tree-vn.c: Likewise.
2435 * tree-vrp.c: Likewise.
2437 * tree.def: Likewise.
2439 * unwind-dw2-fde.c: Likewise.
2440 * unwind.inc: Likewise.
2441 * value-prof.c: Likewise.
2442 * vmsdbgout.c: Likewise.
2444 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2446 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2447 always place FP constants in the TOC for TARGET_POWERPC64.
2448 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2450 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2452 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2453 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2454 enable for TARGET_E500_DOUBLE.
2455 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2456 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2457 floating-point modes like integer modes for E500 double.
2458 (rs6000_legitimate_offset_address_p): Likewise.
2459 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2460 addressing for DDmode for E500 double.
2461 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2462 modes as using 64-bits of registers for E500 double.
2463 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2464 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2465 specially for E500 double.
2466 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2467 TDmode for E500 double.
2468 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2469 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2470 (rs6000_split_multireg_move): Do not handle TDmode specially for
2472 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2473 using 64-bit registers for E500 double.
2474 (emit_frame_save): Do not handle DDmode specially for E500 double.
2475 (gen_frame_mem_offset): Likewise.
2476 (rs6000_function_value): Do not call spe_build_register_parallel
2477 for DDmode or TDmode.
2478 (rs6000_libcall_value): Likewise.
2479 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2480 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2483 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2485 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2488 2008-06-04 Junjie Gu <jgu@tensilica.com>
2490 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2491 comparison for frame pointers.
2493 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2496 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2498 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2501 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2502 register is already smaller or equal to required mode.
2504 2008-06-04 Xinliang David Li <davidxl@google.com>
2506 * tree-call-cdce.c: New file.
2507 (cond_dead_built_in_calls): New static variable.
2508 (input_domain): New struct.
2509 (check_pow): New function.
2510 (check_builtin_call): Ditto.
2511 (check_target_format): Ditto.
2512 (is_call_dce_candidate): Ditto.
2513 (gen_one_condition): Ditto.
2514 (gen_conditions_for_domain): Ditto.
2515 (get_domain): Ditto.
2516 (gen_conditions_for_pow_cst_base): Ditto.
2517 (gen_conditions_for_pow_int_base): Ditto.
2518 (gen_conditions_for_pow): Ditto.
2519 (get_no_error_domain): Ditto.
2520 (gen_shrink_wrap_conditions): Ditto.
2521 (shrink_wrap_one_built_in_call): Ditto.
2522 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2523 (tree_call_cdce): Ditto.
2524 (gate_call_cdce): Ditto.
2525 (pass_call_cdce): New gimple pass.
2526 * passes.c: (init_optimization_passes): New pass.
2527 * tree-pass.h: New pass declaration.
2528 * opts.c (decode_options): New flag setting.
2529 * common.opt: Add -ftree-builtin-call-dce flag.
2530 * Makefile.in: Add new source file.
2531 * tempvar.def: New tv_id.
2532 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2534 2008-06-04 Richard Guenther <rguenther@suse.de>
2536 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2537 (is_call_clobbered): Always check var_ann->call_clobbered.
2538 (mark_call_clobbered): Always set var_ann->call_clobbered.
2539 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2540 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2541 (reset_alias_info): Clear call clobbering info on MTAGs and
2543 (set_pt_anything): Set pt_global_mem.
2544 (create_tag_raw): Adjust comment.
2545 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2547 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2548 Maxim Kuvyrkov <maxim@codesourcery.com>
2550 * config/m68k/m68k.opt (mxgot): New option.
2551 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2552 (m68k_output_addr_const_extra): New.
2553 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2554 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2555 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2556 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2558 2008-06-04 Richard Guenther <rguenther@suse.de>
2560 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2561 negative or non-representable offsets.
2563 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2565 * config/i386/i386.c (ix86_gen_leave): New.
2566 (ix86_gen_pop1): Likewise.
2567 (ix86_gen_add3): Likewise.
2568 (ix86_gen_sub3): Likewise.
2569 (ix86_gen_sub3_carry): Likewise.
2570 (ix86_gen_one_cmpl2): Likewise.
2571 (ix86_gen_monitor): Likewise.
2572 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2573 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2574 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2575 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2576 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2577 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2578 (ix86_expand_epilogue): Updated.
2579 (print_operand): Handle integer register operand for 'z'.
2580 (ix86_expand_strlensi_unroll_1): Likewise.
2581 (ix86_expand_strlen): Likewise.
2582 (ix86_expand_builtin): Likewise.
2583 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2584 mov{q}/mov{l} and add{q}/add{l}.
2586 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2588 * config/i386/i386.md (P): New mode iterator.
2589 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2590 using P mode iterator.
2591 (DFmode push_operand splitter): Ditto.
2592 (XFmode push_operand splitter): Ditto.
2593 (DFmode float_extend SFmode push_operand splitter): Ditto.
2594 (XFmode float_extend SFmode push_operand splitter): Do not generate
2595 SImode pushes for 64bit target. Macroize Dimode and SImode
2596 pushes using P mode iterator.
2597 (XFmode float_extend DFmode push_operand splitter): Ditto.
2599 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2601 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2602 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2603 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2605 (ix86_call_abi_override): Remove check for call_used_regs.
2607 2008-06-03 Richard Guenther <rguenther@suse.de>
2609 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2610 for the lhs of calls if the return type contains pointers.
2612 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2614 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2615 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2616 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2617 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2618 of cfun and DEFAULT_ABI to deceide abi mode.
2620 (REG_PARM_STACK_SPACE): Removed.
2621 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2622 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2623 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2624 (ix86_function_abi): Likewise.
2625 (ix86_function_type_abi): Likewise.
2626 (ix86_call_abi_override): Likewise.
2627 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2628 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2629 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2630 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2632 (X86_64_REGPARM_MAX): New.
2633 (X86_64_SSE_REGPARM_MAX): New.
2634 (X64_REGPARM_MAX): New.
2635 (X64_SSE_REGPARM_MAX): New.
2636 (X86_32_REGPARM_MAX): New.
2637 (X86_32_SSE_REGPARM_MAX): New.
2638 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
2639 (ix86_function_regparm): Handle user calling abi.
2640 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
2641 by DEFAULT_ABI versus SYSV_ABI check.
2642 (ix86_reg_parm_stack_space): New.
2643 (ix86_function_type_abi): New.
2644 (ix86_call_abi_override): New.
2645 (ix86_function_abi): New.
2646 (ix86_cfun_abi): New.
2647 (init_cumulative_args): Call abi specific initialization.
2648 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
2649 (function_arg_64): Extend SSE_REGPARM_MAX check.
2650 (function_arg (): Remove TARGET_64BIT_MS_ABI.
2651 (ix86_pass_by_reference): Likewise.
2652 (ix86_function_value_regno_p): Likewise.
2653 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
2654 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
2655 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
2656 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
2657 (setup_incoming_varargs_64): Adjust regparm for call abi.
2658 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
2659 (ix86_va_start): Likewise.
2660 (ix86_gimplify_va_arg): Likewise.
2661 (ix86_expand_prologue): Likewise.
2662 (output_pic_addr_const): Likewise.
2663 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
2664 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
2665 (x86_output_mi_thunk): Likewise.
2666 (x86_function_profiler): Likewise.
2667 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
2668 (SYSV_ABI, MS_ABI): New constants.
2670 (init_regs): Add prototype of function in regclass.c file.
2671 (OVERRIDE_ABI_FORMAT): New.
2672 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
2673 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
2674 (OUTGOING_REG_PARM_STACK_SPACE): New.
2675 (ix86_reg_parm_stack_space): New prototype.
2676 (CUMULATIVE_ARGS): Add call_abi member.
2677 (machine_function): Add call_abi member.
2678 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
2679 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
2681 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
2684 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
2685 (avr_builtin_setjmp_frame_value): New function.
2686 * config/avr/avr.md (nonlocal_goto_receiver): Define.
2687 (nonlocal_goto): Define.
2689 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
2691 * config/mips/mips.c (mips_emit_loadgp): Return early if
2692 there is nothing do to, otherwise emit a blockage if
2693 !TARGET_EXPLICIT_RELOCS || crtl->profile.
2694 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
2696 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2698 * configure.ac: Drop unneeded backslash ending up in config.in.
2699 * acinclude.m4: Likewise.
2700 * config.in: Regenerate.
2702 2008-05-26 Jan Hubicka <jh@suse.cz>
2704 * predict.c (maybe_hot_frequency_p): Break out of...
2705 (maybe_hot_bb_p): ... here.
2706 (maybe_hot_edge_p): New.
2707 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
2708 * basic-block.h (maybe_hot_edge_p): Declare.
2710 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2712 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
2713 (*cmpfp_<mode>_cc): Ditto.
2714 (*fp_jcc_8<mode>_387): Ditto.
2715 (*fop_<MODEF:mode>_2_i387): Ditto.
2716 (*fop_<MODEF:mode>_3_i387): Ditto.
2717 (*fop_xf_2_i387): Ditto.
2718 (*fop_xf_3_i387): Ditto.
2720 2008-06-02 Tomas Bily <tbily@suse.cz>
2722 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
2724 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2726 * config/mips/mips.c (mips_valid_offset_p): New function.
2727 (mips_valid_lo_sum_p): Likewise.
2728 (mips_classify_address): Use them.
2729 (mips_force_address): New function.
2730 (mips_legitimize_address): Use it.
2731 * config/mips/mips.md (MOVE128): New mode iterator.
2732 (movtf): Require TARGET_64BIT. Remove empty strings.
2733 (*movtf_internal): Rename to...
2734 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
2735 of "R" and use {,fp}{load,store} attributes instead of "multi".
2736 Use a separate define_split.
2737 (*movtf_mips16): New pattern.
2739 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2741 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
2742 * config/mips/mips.c (mips_expand_before_return): New function.
2743 (mips_expand_epilogue): Call it.
2744 * config/mips/mips.md (return): Turn into a define_expand.
2745 (*return): New insn.
2747 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
2749 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
2750 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
2751 functions. Do not emit uses and clobbers of CONCATs; individually
2752 use and clobber their operands.
2753 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
2754 gen_clobber, emit_use and gen_use.
2755 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
2756 (expand_builtin_return): Likewise.
2757 * cfgbuild.c (count_basic_blocks): Likewise.
2758 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
2759 * explow.c (emit_stack_restore): Likewise.
2760 * expmed.c (extract_bit_field_1): Likewise.
2761 * expr.c (convert_move, emit_move_complex_parts): Likewise.
2762 (emit_move_multi_word, store_constructor): Likewise.
2763 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
2764 (thread_prologue_and_epilogue_insns): Likewise.
2765 * lower-subreg.c (resolve_simple_move): Likewise.
2766 * optabs.c (widen_operand, expand_binop): Likewise.
2767 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
2768 * reload.c (find_reloads): Likewise.
2769 * reload1.c (eliminate_regs_in_insn): Likewise.
2770 * stmt.c (expand_nl_goto_receiver): Likewise.
2771 * config/alpha/alpha.md (builtin_longjmp): Likewise.
2772 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
2773 * config/arm/arm.c (arm_load_pic_register): Likewise.
2774 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
2775 * config/arm/arm.md (untyped_return): Likewise.
2776 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
2777 * config/avr/avr.c (expand_prologue): Likewise.
2778 * config/bfin/bfin.c (do_unlink): Likewise.
2779 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
2780 * config/cris/cris.c (cris_expand_prologue): Likewise.
2781 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2782 (machopic_legitimize_pic_address): Likewise.
2783 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
2784 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
2785 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
2786 (ix86_expand_convert_uns_didf_sse): Likewise.
2787 (ix86_expand_vector_init_general): Likewise.
2788 * config/ia64/ia64.md (eh_epilogue): Likewise.
2789 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
2790 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
2791 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
2792 (config/iq2000/iq2000.c): Likewise.
2793 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
2794 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
2795 (builtin_longjmp): Likewise.
2796 * config/mn10300/mn10300.md (call, call_value): Likewise.
2797 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
2798 * config/pdp11/pdp11.md (abshi2): Likewise.
2799 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
2800 * config/s390/s390.c (s390_emit_prologue): Likewise.
2801 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
2802 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
2803 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
2804 * config/sh/sh.c (prepare_move_operands): Likewise.
2805 (output_stack_adjust, sh_expand_epilogue): Likewise.
2806 (sh_set_return_address, sh_expand_t_scc): Likewise.
2807 * config/sparc/sparc.c (load_pic_register): Likewise.
2808 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
2809 * config/spu/spu.c (spu_expand_epilogue): Likewise.
2810 * config/v850/v850.c (expand_epilogue): Likewise.
2812 2008-05-31 Anatoly Sokolov <aesok@post.ru>
2814 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
2815 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
2816 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
2817 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
2818 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
2819 stack pointer register.
2820 (output_movhi): Remove code for interrupt specific writing to the
2821 stack pointer register.
2823 2008-05-31 Richard Guenther <rguenther@suse.de>
2825 PR tree-optimization/34244
2826 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
2827 (tree_expr_nonzero_warnv_p): Likewise.
2828 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2829 ssa_name_nonnegative_p.
2830 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
2831 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
2832 not tree_expr_nonzero_warnv_p.
2834 PR tree-optimization/36262
2836 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
2838 PR tree-optimization/34244
2839 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
2840 (record_numbers_of_iterations): New function.
2841 (execute_vrp): Cache the numbers of iterations of loops.
2842 * tree-scalar-evolution.c (scev_reset_except_niters):
2844 (scev_reset): Use scev_reset_except_niters.
2845 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
2847 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
2849 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2850 __WORKAROUND_RETS when appropriate.
2852 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
2854 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
2855 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
2857 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
2858 *fop_df_comm_sse insn patterns using MODEF mode iterator.
2859 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
2860 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
2861 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
2862 *fop_df_1_mixed insn patterns using MODEF mode iterator.
2863 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
2864 *fop_df_1_sse insn patterns using MODEF mode iterator.
2865 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
2866 *fop_df_1_i387 insn patterns using MODEF mode iterator.
2867 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
2868 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
2869 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
2870 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
2871 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
2872 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
2873 (*fop_xf_4_i387): Use <MODE> for mode attribute.
2874 (*fop_xf_5_i387): Ditto.
2875 (*fop_xf_6_i387): Ditto.
2877 2008-05-30 Richard Guenther <rguenther@suse.de>
2879 * builtins.c (build_string_literal): Avoid generating
2880 a non-gimple_val result.
2882 2008-05-30 DJ Delorie <dj@redhat.com>
2884 * exec-tool.in: Use an environment variable (private) instead of a
2885 file (shared) as a semaphore, so as to not break parallel builds.
2887 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2889 * optabs.c (maybe_encapsulate_block): Remove.
2890 (emit_libcall_block): Adjust accordingly.
2891 * optabs.h (maybe_encapsulate_block): Remove prototype.
2893 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
2894 Don't use maybe_encapsulate_block.
2896 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
2898 * config/rs6000/rs6000.c (rs6000_legitimize_address,
2899 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
2900 rtx is a SYMBOL_REF before calling get_pool_constant.
2902 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
2904 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
2906 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
2908 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
2909 rather than OS names to choose INO_T_EQ definition.
2910 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
2911 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
2913 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
2916 * config/darwin-f.c: New.
2917 * config/t-darwin: Added rule to build darwin-f.o.
2918 * config.gcc: Defined new variable, fortran_target_objs.
2919 (*-*-darwin*): Set fortran_target_objs.
2920 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
2921 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
2922 * configure: Regenerated.
2924 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
2927 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
2928 canonical type if needed.
2930 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
2932 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
2934 2008-05-29 Richard Guenther <rguenther@suse.de>
2936 PR tree-optimization/36343
2937 PR tree-optimization/36346
2938 PR tree-optimization/36347
2939 * tree-flow.h (clobber_what_p_points_to): Declare.
2940 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
2941 pointed-to variable is dereferenced is irrelevant to whether
2942 the pointer can access the pointed-to variable.
2943 (clobber_what_p_points_to): New function.
2944 * tree-ssa-alias.c (set_initial_properties): Use it.
2945 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
2946 call clobber check for NMTs.
2948 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2950 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
2951 for printing gcov_type.
2953 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2955 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
2956 and the eh region information.
2957 * value-prof.c (gimple_move_stmt_histograms): New function.
2958 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
2960 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
2962 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
2964 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
2966 * value-prof.c (tree_ic_transform): Print counts.
2967 * tree-profile.c (tree_gen_ic_func_profiler):
2968 Clear __gcov_indreict_call_callee variable to avoid misattribution
2971 2008-05-28 Rafael Espindola <espindola@google.com>
2973 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
2976 2008-05-28 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/36339
2979 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
2980 and clobbering code out of the loop.
2982 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
2984 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
2987 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
2988 s390_contiguous_bitmask_p, s390_symref_operand_p,
2989 s390_check_symref_alignment, s390_reload_larl_operand,
2990 s390_reload_symref_address): New functions.
2991 (s390_branch_condition_mnemonic): Support compare and branch
2993 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
2994 and 'W' constraints.
2995 (s390_secondary_reload): Add secondary reloads for unaligned
2996 symbol refs or symbol refs to floating point or QI/TI mode
2998 (legitimate_address_p): Accept symbol references as addresses.
2999 (s390_expand_insv): Use rotate and insert selected bits
3000 instruction for insv when building for z10.
3001 (print_operand_address): Handle symbol ref addresses.
3002 (print_operand): Output modifier 'c' added for signed byte values.
3003 (s390_encode_section_info): Mark symbol refs with
3004 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3006 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3007 (length attribute): RRF, RRR have 4 byte length.
3008 (FPALL, INTALL): New mode iterators added.
3009 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3010 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3011 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3012 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3013 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3014 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3015 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3016 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3018 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3019 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3020 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3021 reload<INTALL:mode><P:mode>_toreg_z10,
3022 reload<FPALL:mode><P:mode>_tomem_z10,
3023 reload<FPALL:mode><P:mode>_toreg_z10,
3024 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3025 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3026 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3027 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3029 (movmem, clrmem, cmpmem): New splitters added.
3031 * config/s390/predicates.md (larl_operand): Use
3032 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3033 SYMBOL_REF_ALIGN1_P.
3034 (s390_signed_integer_comparison,
3035 s390_unsigned_integer_comparison): New predicates.
3037 * config/s390/s390-protos.h (s390_check_symref_alignment,
3038 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3039 s390_reload_symref_address,
3040 s390_compare_and_branch_condition_mask): Prototypes added.
3042 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3043 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3044 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3046 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3048 * config/s390/s390.c (z10_cost): New cost function for z10.
3049 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3050 (s390_issue_rate): Adjust issue rate for z10.
3051 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3052 (processor_flags): Add PF_Z10.
3053 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3054 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3055 * gcc/config.gcc: Add z10.
3057 2008-05-28 Richard Guenther <rguenther@suse.de>
3059 PR tree-optimization/36291
3060 * tree-flow. h (struct gimple_df): Remove var_anns member.
3061 * tree-flow-inline.h (gimple_var_anns): Remove.
3062 (var_ann): Simplify.
3063 * tree-dfa.c (create_var_ann): Simplify.
3064 (remove_referenced_var): Clear alias info from var_anns of globals.
3065 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3066 (delete_tree_ssa): Clear alias info from var_anns of globals.
3067 Do not free var_anns.
3068 (var_ann_eq): Remove.
3069 (var_ann_hash): Likewise.
3071 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3073 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3074 and loongson2f entries.
3075 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3076 * config/mips/mips.h (processor_type): Add Loongson-2E
3077 and Loongson-2F entries.
3078 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3079 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3080 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3081 * doc/invoke.texi (MIPS Options): Document loongson2e
3082 and loongson2f processor names.
3084 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3088 * config/i386/i386.c (ix86_function_arg_boundary): Use
3089 alignment of canonical type.
3090 (ix86_expand_vector_move): Check unaligned memory access for
3093 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3095 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3096 Moved to the front of file.
3098 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3099 H.J. Lu <hongjiu.lu@intel.com>
3101 * dwarf2out.c (current_fde): New.
3103 (lookup_cfa:): Likewise.
3104 (dwarf2out_end_epilogue): Likewise.
3105 (dwarf2out_note_section_used): Likewise.
3107 2008-05-27 Michael Matz <matz@suse.de>
3110 * c.opt (Wenum-compare): New warning option.
3111 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3113 2008-05-27 Michael Matz <matz@suse.de>
3116 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3118 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3119 into memory as tail calls.
3121 2008-05-27 Richard Guenther <rguenther@suse.de>
3123 PR tree-optimization/36339
3124 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3125 pointers cause all addressable variables to be call clobbered.
3127 2008-05-27 Richard Guenther <rguenther@suse.de>
3129 PR tree-optimization/36245
3130 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3132 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3134 * config/s390/s390.md: Replace all occurences of the 'm'
3135 constraint with 'RT'.
3137 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3139 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3141 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3143 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3144 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3145 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3147 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3149 * reload.c: (find_reloads): Skip alternatives according to the
3150 "enabled" attribute. Constify the constraint variable.
3151 * recog.c (get_attr_enabled): Add default implementation.
3152 (extract_insn): Set the alternative_enabled_p array
3153 in the recog_data struct.
3154 (preprocess_constraints, constrain_operands): Skip
3155 alternatives according to the "enabled" attribute
3156 * recog.h (struct recog_data): New field alternative_enabled_p.
3157 (skip_alternative): New inline function.
3158 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3159 (record_reg_classes): Skip alternative according to the
3160 "enabled" attribute.
3162 * doc/md.texi: Add documention for the "enabled" attribute.
3164 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3166 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3167 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3168 constraint with TARGET_MEM_CONSTRAINT.
3169 * recog.c (asm_operand_ok, preprocess_constraints,
3170 constrain_operands): Likewise.
3171 * regclass.c (record_reg_classes): Likewise.
3172 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3173 * reload1.c (maybe_fix_stack_asms): Likewise.
3174 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3175 * recog.h: Adjust comment.
3176 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3177 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3178 * doc/md.texi: Add a note to description of 'm' constraint.
3179 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3181 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3183 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3184 that the bitfield is of integral type before testing its precision.
3186 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3187 Sa Liu <saliu@de.ibm.com>
3189 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3190 __modti3, __udivti3, __umodti3 and __udivmodti4.
3191 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3192 that implement TImode mul and div functions.
3193 * config/spu/multi3.c: New. Implement __multi3.
3194 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3195 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3198 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3200 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3201 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3202 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3203 tls_sysv_suffix): New mode and mode attribute iterators.
3204 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3205 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3206 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3207 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3208 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3211 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3213 PR tree-optimization/36329
3214 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3215 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3216 * cgraphbuild.c (initialize_inline_failed): Use the latter
3217 macro in lieu of the former.
3218 * ipa-inline.c (cgraph_mark_inline): Likewise.
3219 (cgraph_decide_inlining_of_small_function): Likewise.
3220 (cgraph_decide_inlining): Likewise.
3221 (cgraph_decide_inlining_incrementally): Likewise.
3223 2008-05-26 Tristan Gingold <gingold@adacore.com>
3224 Anatoly Sokolov <aesok@post.ru>
3226 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3227 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3228 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3229 optimization for 'avr6' architecture.
3231 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3234 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3236 2008-05-26 Richard Guenther <rguenther@suse.de>
3238 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3239 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3241 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3244 * caller-save.c (insert_restore): Verify alignment of spill space.
3245 (insert_save): Likewise.
3246 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3247 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3248 (STACK_SLOT_ALIGNMENT): Likewise.
3249 * function.c (LOCAL_ALIGNMENT): Removed.
3250 (get_stack_local_alignment): New.
3251 (assign_stack_local): Use it. Set alignment on stack slot.
3252 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3253 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3254 (STACK_SLOT_ALIGNMENT): New.
3255 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3256 stack slot in XFmode.
3258 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3260 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3263 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3264 argument operand in rax isn't removed.
3266 2008-05-26 Richard Guenther <rguenther@suse.de>
3269 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3270 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3272 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3275 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3277 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3279 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3280 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3282 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3284 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3285 build a trampoline if we don't want one.
3286 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3287 return zero for nested functions if we don't want a trampoline.
3289 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3291 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3293 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3296 * c.opt: Removed undocumented option '-lang-fortran'.
3297 * c-common.h: Removed global variable 'lang_fortran'.
3298 * c-opts.c (c_common_handle_option): Removed code to handle
3299 option '-lang-fortran'. Updated includes.
3300 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3301 definition of '__GFORTRAN__'.
3302 (define__GNUC__): Reimplemented to use BASEVER and
3303 cpp_define_formatted.
3304 (builtin_define_with_value_n): Removed.
3305 * c-incpath.h: Renamed to ...
3306 * incpath.h: ... this.
3307 * c-incpath.c: Renamed to ...
3308 * incpath.c: ... this. Updated includes.
3309 * fix-header.c: Updated includes.
3310 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3311 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3312 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3314 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3316 * tree.h: Update the table of flags used on tree nodes.
3317 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3318 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3319 (FORCED_LABEL): Add access check.
3320 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3321 (ASM_INPUT_P): Likewise.
3322 (ASM_VOLATILE_P): Likewise.
3323 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3324 (OMP_SECTION_LAST): Access private_flag directly.
3325 (OMP_RETURN_NOWAIT): Likewise.
3326 (OMP_PARALLEL_COMBINED): Likewise.
3327 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3328 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3329 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3330 deprecated_flag directly.
3332 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3334 * final.c (frame_pointer_needed): Removed.
3335 * flags.h (frame_pointer_needed): Likewise.
3337 * function.h (rtl_data): Add frame_pointer_needed.
3338 (frame_pointer_needed): New.
3340 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3342 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3344 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3346 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3349 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3351 * c-common.c (strip_array_types): Move function to..
3353 (get_inner_array_type): Delete.
3354 * c-common.h (strip_array_types): Move declaration to..
3356 (get_inner_array_type): Delete.
3357 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3358 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3359 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3360 * config/pa/pa.c (emit_move_sequence): Likewise.
3362 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3364 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3367 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3369 * function.c: Include target hook for nonlocal_goto frame value.
3371 2008-05-24 Richard Guenther <rguenther@suse.de>
3373 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3374 variable can be only accessed through a pointer or a union.
3376 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3378 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3379 * doc/extend.texi: Likewise.
3381 2008-05-23 DJ Delorie <dj@redhat.com>
3383 * config/m32c/jump.md (untyped_call): Add.
3385 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3387 (m32c_address_cost): Detail costs for indirect offsets.
3389 2008-05-23 Rafael Espindola <espindola@google.com>
3391 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3392 if a node is a SUBREG.
3393 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3396 2008-05-23 Paul Brook <paul@codesourcery.com>
3397 Carlos O'Donell <carlos@codesourcery.com>
3399 * doc/extend.texi: Clarify use of __attribute__((naked)).
3400 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3401 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3402 * function.c (use_register_for_decl): Use
3403 targetm.calls.allocate_stack_slots_for_args.
3404 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3405 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3406 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3408 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3410 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3412 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3414 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3415 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3416 is only rounded once.
3418 2008-05-23 Richard Guenther <rguenther@suse.de>
3420 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3422 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3423 Jakub Jelinek <jakub@redhat.com>
3426 * configure.ac: Handle --enable-cld.
3427 * configure: Regenerated.
3428 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3429 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3430 (ix86_current_function_needs_cld): New define.
3431 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3432 (cld): New isns pattern.
3433 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3434 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3435 * config/i386/i386.opt (mcld): New option.
3436 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3437 TARGET_CLD and ix86_current_function_needs_cld.
3438 (override_options): Use -mcld by default for 32-bit code if
3441 * doc/install.texi (Options specification): Document --enable-cld.
3442 * doc/invoke.texi (Machine Dependent Options)
3443 [i386 and x86-64 Options]: Add -mcld option.
3444 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3446 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3447 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3448 (return_in_memory_64): Likewise.
3449 (return_in_memory_ms_64): Likewise.
3451 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3453 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3454 * builtins.c (fold_builtin_fpclassify): New.
3455 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3456 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3457 * c-common.c (handle_type_generic_attribute): Adjust to accept
3458 fixed arguments before an elipsis.
3459 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3460 * doc/extend.texi: Document __builtin_fpclassify.
3462 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3464 * omp-low.c (gate_expand_omp_ssa): Remove.
3465 (pass_expand_omp_ssa): Remove.
3466 (gate_expand_omp): Do not check for flag_openmp_ssa.
3467 * common.opt (-fopenmp-ssa): Remove.
3468 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3470 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3472 * config/sh/sh.opt (mfixed-range): New option.
3473 * config/sh/sh-protos.h (sh_fix_range): Declare.
3474 * config/sh/sh.c (sh_fix_range): New function.
3475 * config/sh/sh.h (sh_fixed_range_str): Declare.
3476 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3478 * doc/invoke.texi (SH Options): Document -mfixed-range.
3480 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3482 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3483 it before the redeclaration.
3485 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3487 * config/avr/avr.c (get_sequence_length): Add new function.
3488 (expand_prologue, expand_epilogue): Remove duplicate code.
3490 2008-05-22 Rafael Espindola <espindola@google.com>
3492 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3495 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3497 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3498 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3500 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3501 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3502 (vect_update_misalignment_for_peel): Likewise.
3503 (vector_alignment_reachable_p): Likewise.
3504 * tree-vect-transform.c (vectorizable_load): Likewise.
3505 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3506 (get_vectype_for_scalar_type): Pass mode of scalar_type
3507 to UNITS_PER_SIMD_WORD.
3509 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3510 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3511 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3512 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3513 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3515 2008-05-22 Ira Rosen <irar@il.ibm.com>
3517 PR tree-optimization/36293
3518 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3519 if the first load must be skipped because of a gap.
3521 2008-05-22 Richard Guenther <rguenther@suse.de>
3523 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3524 more cases of offset disambiguation that is possible if
3525 strict-aliasing rules apply.
3526 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3527 for basic offset and type-based disambiguation.
3529 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3531 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3532 ix86_expand_vector_set on V16QImode for SSE4.1.
3534 2008-05-21 Tom Tromey <tromey@redhat.com>
3536 * c.opt (Wimport): Mark as undocumented.
3537 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3539 (Warning Options): Likewise.
3540 * doc/cppopts.texi: Don't mention -Wimport.
3542 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3544 PR tree-optimization/36287
3545 PR tree-optimization/36286
3546 * lambda-code.c (build_access_matrix): Do not use the loop->num
3547 for computing the number of induction variables: use the loop depth
3550 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3553 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3554 option -f(no-)leading-underscore.
3556 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3558 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3559 GET_MODE_NUNITS (mode).
3561 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3563 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3564 (-mmulhw): Add 464 to description.
3565 (-mdlmzb): Likewise.
3566 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3567 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3569 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3570 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3571 * config/rs6000/rs6000.md: Update comments for 464.
3573 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3575 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3577 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3579 * config/i386/sse.md (vec_extractv4sf): Removed.
3580 (vec_extractv2df): Likewise.
3581 (vec_extractv2di): Likewise.
3582 (vec_extractv4si): Likewise.
3583 (vec_extractv8hi): Likewise.
3584 (vec_extractv16qi): Likewise.
3585 (vec_extract<mode>): New.
3587 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3589 * config/i386/sse.md (vec_setv4sf): Removed.
3590 (vec_setv2df): Likewise.
3591 (vec_setv2di): Likewise.
3592 (vec_setv4si): Likewise.
3593 (vec_setv8hi): Likewise.
3594 (vec_setv16qi): Likewise.
3595 (vec_set<mode>): New.
3597 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3600 goto for vec_concat and vec_interleave.
3602 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3604 * config/i386/sse.md (vec_initv4sf): Removed.
3605 (vec_initv2df): Likewise.
3606 (vec_initv2di): Likewise.
3607 (vec_initv4si): Likewise.
3608 (vec_initv8hi): Likewise.
3609 (vec_initv16qi): Likewise.
3610 (vec_init<mode>): New.
3612 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3614 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3616 2008-05-21 Tom Tromey <tromey@redhat.com>
3618 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3619 (zone_find_object_offset): Likewise.
3620 (gt_ggc_m_S): Likewise.
3621 (highest_bit): Likewise.
3622 * ggc-page.c (gt_ggc_m_S): New function.
3623 * stringpool.c (string_stack): Remove.
3624 (init_stringpool): Update.
3625 (ggc_alloc_string): Use ggc_alloc.
3626 (maybe_delete_ident): New function.
3627 (ggc_purge_stringpool): Likewise.
3628 (gt_ggc_m_S): Remove.
3629 * ggc-common.c (ggc_protect_identifiers): New global.
3630 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3631 ggc_protect_identifiers.
3632 * ggc.h (ggc_protect_identifiers): Declare.
3633 (gt_ggc_m_S): Update.
3634 (ggc_purge_stringpool): Declare.
3635 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3636 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3638 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
3640 2008-05-21 David S. Miller <davem@davemloft.net>
3642 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
3645 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
3647 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
3650 2008-05-20 David Daney <ddaney@avtrex.com>
3652 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
3653 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
3654 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
3655 UNSPEC_UPDATE_GOT_VERSION): Renumber.
3656 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
3657 (atomic_hiqi_op): New define_code_iterator.
3658 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
3659 mips_expand_compare_and_swap_12.
3660 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
3661 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
3662 (sync_<optab><mode>, sync_old_<optab><mode>,
3663 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
3664 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
3665 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
3666 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
3667 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
3668 (test_and_set_12): New insn.
3669 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
3670 sync_new_<optab><mode>, sync_old_nand<mode>,
3671 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
3672 clobber to operand 0 for SI and DI mode insns.
3673 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
3674 mips_gen_fn_4): New typedefs.
3675 (mips_gen_fn_ptrs): Define new union type.
3676 (mips_expand_compare_and_swap_12): Remove declaration.
3677 (mips_expand_atomic_qihi): Declare function.
3678 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
3679 (mips_expand_atomic_qihi): ... this. Use new generator function
3681 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
3682 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
3683 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
3684 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
3685 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
3686 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
3687 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
3688 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
3689 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
3690 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
3693 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
3695 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
3698 2008-05-20 Anatoly Sokolov <aesok@post.ru>
3700 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
3701 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
3702 (avr_attribute_table): Add 'OS_main' function attribute.
3703 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
3704 functions with 'OS_main' attribute.
3706 2008-05-20 Richard Guenther <rguenther@suse.de>
3708 PR tree-optimization/35204
3709 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
3710 helper, split out from ...
3711 (DFS): ... here. Make the DFS walk non-recursive.
3713 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
3714 Jan Sjodin <jan.sjodin@amd.com>
3716 PR tree-optimization/36181
3717 * tree-parloops.c (loop_has_vector_phi_nodes): New.
3718 (parallelize_loops): Don't parallelize when the loop has vector
3721 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3722 Sebastian Pop <sebastian.pop@amd.com>
3724 * tree-loop-linear.c (gather_interchange_stats): Look in the access
3725 matrix, and never look at the tree representation of the memory
3727 (linear_transform_loops): Computes parameters and access matrices.
3728 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
3730 (access_matrix_get_index_for_parameter): New.
3731 * tree-data-ref.h (struct access_matrix): New.
3732 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
3733 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
3734 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
3735 am_vector_index_for_loop): New.
3736 (struct data_reference): Add field access_matrix.
3737 (DR_ACCESS_MATRIX): New.
3738 (compute_data_dependences_for_loop): Update declaration.
3739 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
3740 * lambda.h (lambda_vector_vec_p): Declared.
3741 * lambda-code.c: Depend on pointer-set.h.
3742 (lambda_collect_parameters_from_af, lambda_collect_parameters,
3743 av_for_af_base, av_for_af, build_access_matrix,
3744 lambda_compute_access_matrices): New.
3745 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
3747 2008-05-20 Joseph Myers <joseph@codesourcery.com>
3749 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
3752 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3753 Sebastian Pop <sebastian.pop@amd.com>
3755 PR tree-optimization/36206
3756 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
3758 (instantiate_scev_1): Rename flags to fold_conversions.
3759 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
3760 outeside instantiation_loop.
3761 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
3762 (evolution_function_is_affine_or_constant_p): Removed.
3763 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
3765 (analyze_siv_subscript): Pass in the loop nest number.
3766 Call evolution_function_is_affine_in_loop instead of
3767 evolution_function_is_affine_p.
3768 (analyze_overlapping_iterations): Pass in the loop nest number.
3770 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
3771 Sebastian Pop <sebastian.pop@amd.com>
3773 PR tree-optimization/36206
3774 * tree-chrec.h (chrec_fold_op): New.
3775 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
3778 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
3780 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
3782 (remove_duplicates): Do not set inode on non-inode systems.
3785 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
3787 * config.gcc (tm_file): Update comments about relative pathnames.
3789 2008-05-20 Richard Guenther <rguenther@suse.de>
3791 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
3792 * tree-ssa-sccvn.c (process_scc): Likewise.
3793 * tree-ssa-sink.c (execute_sink_code): Likewise.
3794 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
3795 * tree-vrp.c (process_assert_insertions): Likewise.
3796 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
3797 (perform_tree_ssa_dce): Likewise.
3798 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3799 (dump_dominator_optimization_stats): Likewise.
3800 * tree-vectorizer.c (vectorize_loops): Likewise.
3802 2008-05-20 Richard Guenther <rguenther@suse.de>
3804 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
3806 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
3808 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
3809 (ix86_i386elf_return_in_memory): Likewise.
3810 (ix86_i386interix_return_in_memory): Likewise.
3811 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
3812 (SUBTARGET_RETURN_IN_MEMORY): New.
3813 * config/i386/i386elf.h: Likewise.
3814 * config/i386/ptx4-i.h: Likewise.
3815 * config/i386/sol2-10.h: Likewise.
3816 * config/i386/sysv4.h: Likewise.
3817 * config/i386/vx-common.h: Likewise.
3818 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
3819 * config/i386/i386.c (ix86_return_in_memory): Made static and
3820 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
3821 (ix86_i386elf_return_in_memory): Removed.
3822 (ix86_i386interix_return_in_memory): Removed.
3823 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
3824 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
3826 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
3828 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
3830 2008-05-19 Xinliang David Li <davidxl@google.com>
3832 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
3834 * common.opt: Ditto.
3835 * doc/invoke.texi: Ditto.
3837 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
3839 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
3840 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
3842 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3844 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
3845 sizes of operand array from 8/4 to 4/2.
3846 (ix86_expand_vector_init_general): Change size of operand array
3847 from 32 to 16. Remove op0, op1 and half_mode.
3849 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
3851 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
3852 (ix86_expand_vector_init_interleave): Likewise.
3853 (ix86_expand_vector_init_general): Use them. Assert
3854 word_mode == SImode when n_words == 4.
3856 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
3858 * config/i386/i386.c (ix86_secondary_reload): New static function.
3859 (TARGET_SECONDARY_RELOAD): New define.
3860 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
3861 * config/i386/i386.md (reload_outqi): Remove.
3863 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3866 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
3867 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
3868 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
3869 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
3870 (fold_builtin_1): Likewise.
3871 * builtins.def (BUILT_IN_ISINF_SIGN): New.
3872 c-common.c (check_builtin_function_arguments): Handle
3873 BUILT_IN_ISINF_SIGN.
3874 * doc/extend.texi: Document __builtin_isinf_sign.
3875 * fold-const.c (operand_equal_p): Handle COND_EXPR.
3877 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
3879 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
3880 EH cleanup at the end of the pass, search for those that have been
3881 turned into forwarder blocks and do the cleanup on their successor.
3883 2008-05-18 Richard Guenther <rguenther@suse.de>
3885 * tree-cfg.c (verify_gimple_expr): Allow conversions from
3886 pointers to sizetype and vice versa.
3888 2008-05-18 Xinliang David Li <davidxl@google.com>
3890 * gcc/tree-ssa-dce.c: Coding style fix.
3891 (check_pow): Documentation comment.
3892 (check_log): Documenation comment. Coding style fix.
3893 (is_unnecessary_except_errno_call): Ditto.
3894 (gen_conditions_for_pow): Ditto.
3895 (gen_conditions_for_log): Ditto.
3896 (gen_shrink_wrap_conditions): Ditto.
3897 (shrink_wrap_one_built_in_calls): Ditto.
3898 * gcc/doc/invoke.texi: Better documentation string.
3899 * ChangeLog: Fix wrong change log entries from
3900 May 17 checkin on function call DCE.
3902 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
3904 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
3906 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
3908 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
3909 * df-problems.c (simulation routines): Fixed block comment to
3910 properly say how to add forwards scanning functions.
3912 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3914 * tree-inline.c (setup_one_parameter): Remove dead code.
3916 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
3918 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
3919 a BIT_AND_EXPR only for an INTEGER_TYPE.
3921 2008-05-17 Xinliang David Li <davidxl@google.com>
3923 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
3924 (check_pow, check_log, is_unnecessary_except_errno_call): New
3925 functions to check for eliminating math functions that are pure
3926 except for setting errno.
3927 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
3928 general condition expressions for shrink-wrapping pow/log calls.
3929 (gen_shrink_wrap_conditions): Ditto.
3930 (shrink_wrap_one_built_in_call): Ditto.
3931 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
3932 (mark_operand_necessary): If debugging, output if OP is necessary.
3933 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
3935 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
3937 * gcc/common.opt: New user flag -ftree-builtin-dce.
3938 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
3940 2008-05-16 David S. Miller <davem@davemloft.net>
3942 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
3943 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
3945 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
3948 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
3950 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3952 * ifcvt.c (dead_or_predicable): Rename
3953 df_simulate_one_insn_backwards to df_simulate_one_insn.
3954 * recog.c (peephole2_optimize): Ditto.
3955 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
3957 * df.h: Rename df_simulate_one_insn_backwards to
3958 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
3959 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
3960 scanning of defs and uses.
3961 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
3962 (df_simulate_one_insn_forwards): Removed.
3964 2008-05-16 Doug Kwan <dougkwan@google.com>
3966 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
3968 (real_from_string): Handle NaNs and Inf as approriate.
3970 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
3972 * doc/gty.texi (Source Files Containing Type Information): Note
3973 that headers should appear first in the gtfiles list.
3975 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3977 * tree.def (COND_EXEC): Properly documented this code.
3979 2008-05-16 Diego Novillo <dnovillo@google.com>
3981 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
3982 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
3985 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
3987 * tree-ssa-dse (max_stmt_uid): Removed.
3988 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
3989 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
3990 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
3991 * function.h (cfun.last_stmt_uid): New field.
3992 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
3993 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
3995 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
3996 (create_stmt_ann): Initialize the ann->uid field.
3997 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
3999 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4001 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4003 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4004 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4005 (init_empty_tree_cfg): Call it.
4007 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4009 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4012 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4014 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4015 * tree-dump.c (dump_options): New verbose option.
4016 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4018 * tree-pass.h (TDF_VERBOSE): New dump flag.
4019 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4020 (tree-flow.h): Added include.
4021 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4023 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4025 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4027 From Jie Zhang <jie.zhang@analog.com>
4028 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4029 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4030 mcpu=bf561-none and mcpu=bf561-0.2.
4031 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4032 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4033 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4034 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4035 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4036 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4037 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4039 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4040 (cputype_selected): Remove.
4041 (bfin_handle_option): Don't use cputype_selected.
4042 (override_options): When no mcpu option, enable all workarounds.
4043 Don't use bfin_workarounds.
4044 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4046 (DEFAULT_CPU_TYPE): Don't define.
4048 2008-05-16 Richard Guenther <rguenther@suse.de>
4050 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4051 on deletion of the last stmt.
4053 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4055 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4056 V8HImode for SSE2 and V16QImode for SSE4.1.
4058 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4060 * cgraph.h (compute_inline_parameters): Made public.
4061 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4062 variable_generate_summary, function_write_summary,
4063 variable_write_summary, variable_read_summary. Added generate_summary,
4064 write_summary, read_summary.
4065 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4066 pass_ipa_inline.function_generate_summary, to
4067 compute_inline_parameters.
4068 * ipa-inline.c (compute_inline_parameters): Made public and added
4070 (compute_inline_parameters_for_current): New function.
4071 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4072 (inline_generate_summary): Removed parameter and made to loop over
4074 (pass_ipa_inline): Updated for new IPA_PASS structure.
4075 * passes.c (execute_ipa_summary_passes): Now is called once per
4076 pass rather than once per node*pass.
4078 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4080 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4081 avr_have_mul_p, avr_asm_only_p): Remove variables.
4082 (avr_override_options): Remove initialization of removed variables.
4083 (avr_file_start): Convert removed variables to fields of
4084 'struct base_arch_s *avr_current_arch'.
4085 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4086 (AVR_HAVE_MUL): (Ditto.).
4087 (AVR_HAVE_MOVW): (Ditto.).
4088 (AVR_HAVE_LPMX): (Ditto.).
4089 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4090 avr_asm_only_p): Remove declaration.
4092 2008-05-15 Diego Novillo <dnovillo@google.com>
4094 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4095 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4097 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4100 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4101 Don't call record_truncated_value from here.
4102 (record_truncated_value): Turn it into a for_each_rtx callback.
4103 (record_truncated_values): New function.
4104 (combine_instructions): Call note_uses with record_truncated_values.
4105 Change name of check_conversion to check_promoted_subreg.
4107 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4109 * doc/sourcebuild.texi: Document support for torture tests.
4111 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4113 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4114 to alternative 4 of operand 2.
4116 2008-05-15 Richard Guenther <rguenther@suse.de>
4118 * tree-pass.h (current_pass): Declare.
4119 (get_pass_for_id): Likewise.
4120 * passes.c (passes_by_id, passes_by_id_size): New globals.
4121 (set_pass_for_id): New function.
4122 (get_pass_for_id): Likewise.
4123 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4124 (execute_function_todo): Flush per function statistics.
4125 * toplev.c (compile_file): Init statistics.
4126 (general_init): Do early statistics initialization.
4127 (finalize): Finish statistics.
4128 * statistics.h (statistics_early_init): Declare.
4129 (statistics_init): Likewise.
4130 (statistics_fini): Likewise.
4131 (statistics_fini_pass): Likewise.
4132 (statistics_counter_event): Likewise.
4133 (statistics_histogram_event): Likewise.
4134 * statistics.c: New file.
4135 * Makefile.in (OBJS-common): Add statistics.o.
4136 (statistics.o): Add dependencies.
4137 * doc/invoke.texi (-fdump-statistics): Document.
4139 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4141 (execute_pre): Use statistics_counter_event.
4142 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4143 (substitute_and_fold): Increment it. Use statistics_counter_event.
4145 2008-05-15 Diego Novillo <dnovillo@google.com>
4147 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4149 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4150 * tree-ssa-alias.c (new_type_alias): Remove references to
4151 sub-variables from comment.
4152 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4154 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4156 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4157 attribute to 1 only for insertps alternative.
4159 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4161 * config/bfin/bfin.md (loadbytes): New pattern.
4162 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4163 (bfin_init_builtins): Initialize it.
4164 (bdesc_1arg): Add it.
4166 2008-05-15 Sa Liu <saliu@de.ibm.com>
4168 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4169 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4170 * testsuite/lib/target-supports.exp: Add
4171 check_effective_target_fortran_integer_16.
4173 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4175 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4176 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4177 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4178 (TARGET_RETURN_IN_MEMORY): Define.
4180 2008-05-15 Richard Guenther <rguenther@suse.de>
4183 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4184 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4185 represent unmodifiable vars.
4187 2008-05-15 Richard Guenther <rguenther@suse.de>
4189 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4190 INDIRECT_REF and TARGET_MEM_REF.
4191 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4194 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4195 H.J. Lu <hongjiu.lu@intel.com>
4197 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4198 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4199 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4200 insn alternatives. Add missing alternatives.
4201 (*vec_concatv2di_rex64_sse4_1): Likewise.
4202 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4203 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4206 2008-05-15 Richard Guenther <rguenther@suse.de>
4208 PR tree-optimization/36009
4209 PR tree-optimization/36204
4210 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4211 (determine_invariantness_stmt): Record the loop a store is
4213 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4216 2008-05-15 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/34330
4219 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4220 through the pointer will alias the SMT.
4222 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4224 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4226 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4228 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4230 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4231 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4233 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4234 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4235 (vashl_optab): New optab for vector/vector shifts.
4236 (vashr_optab): Ditto.
4237 (vlshr_optab): Ditto.
4238 (vrotl_optab): Ditto.
4239 (vrotr_optab): Ditto.
4240 (optab_subtype): New enum for optab_for_tree_code call.
4241 (optab_for_tree_code): Add enum optab_subtype argument.
4243 * optabs.c (optab_for_tree_code): Take an additional argument to
4244 distinguish between a vector shift by a scalar and vector shift by
4245 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4246 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4247 vector shift by a vector.
4248 (expand_widen_pattern_expr): Pass additional argument to
4249 optab_for_tree_code.
4251 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4252 vrotl_optab, vrotr_optab.
4254 * expr.c (expand_expr_real_1): Update calls to
4255 optab_for_tree_code to distinguish between vector shifted by a
4256 scalar and vector shifted by a vector.
4257 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4258 (supportable_narrowing_operation): Ditto.
4259 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4260 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4261 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4262 (vect_create_epilog_for_reduction): Ditto.
4263 (vectorizable_reduction): Ditto.
4264 (vectorizable_operation): Ditto.
4265 (vect_strided_store_supported): Ditto.
4266 (vect_strided_load_supported): Ditto.
4267 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4268 * expmed.c (expand_shift): Ditto.
4270 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4272 (ashr@var{m}3): Ditto.
4273 (vashl@var{m}3): Document new vector/vector shift standard name.
4274 (vashr@var{m}3): Ditto.
4275 (vlshr@var{m}3): Ditto.
4276 (vrotl@var{m}3): Ditto.
4277 (vrotr@var{m}3): Ditto.
4279 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4280 (PPERM_INVERT): Ditto.
4281 (PPERM_REVERSE): Ditto.
4282 (PPERM_REV_INV): Ditto.
4283 (PPERM_ZERO): Ditto.
4284 (PPERM_ONES): Ditto.
4285 (PPERM_SIGN): Ditto.
4286 (PPERM_INV_SIGN): Ditto.
4287 (PPERM_SRC1): Ditto.
4288 (PPERM_SRC2): Ditto.
4290 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4291 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4292 allows a memory operand to be the value being added, and split it
4293 to improve vectorization.
4294 (sse5_pmacsdqh_mem): Ditto.
4295 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4296 (sse5_mulv2div2di3_high): Ditto.
4297 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4298 (vec_pack_trunc_v4si): Ditto.
4299 (vec_pack_trunc_v2di): Ditto.
4300 (sse5_pcmov_<mode>): Remove code that tried to use use
4301 andps/andnps instead of pcmov.
4302 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4303 pmacsdqh instructions.
4304 (vec_widen_smult_lo_v4si): Ditto.
4306 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4307 (PPERM_INVERT): Ditto.
4308 (PPERM_REVERSE): Ditto.
4309 (PPERM_REV_INV): Ditto.
4310 (PPERM_ZERO): Ditto.
4311 (PPERM_ONES): Ditto.
4312 (PPERM_SIGN): Ditto.
4313 (PPERM_INV_SIGN): Ditto.
4314 (PPERM_SRC1): Ditto.
4315 (PPERM_SRC2): Ditto.
4316 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4318 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4320 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4321 says ignore whether the last reference is a memory operand.
4323 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4324 Paolo Bonzini <bonzini at gnu dot org>
4326 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4329 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4330 (vlshr<mode>3): Rename from vlshr<mode>3.
4331 (vashr<mode>3): Rename from vashr<mode>3.
4332 (mulv4sf3): Change the names of vector shift patterns.
4336 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4339 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4364 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4365 (floatunssidf2_internal): Change vector/vector shift names.
4366 (floatunsdidf2_internal): Ditto.
4373 (vashl<mode>3): Rename from ashl<mode>3.
4374 (vashr<mode>3): Rename from ashr<mode>3.
4375 (vlshr<mode>3): Rename from lshr<mode>3.
4376 (vrotl<mode>3): Rename from rotl<mode>3.
4378 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4381 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4382 multiply gives the wrong value when doing widening multiplies.
4383 (vec_widen_smult_lo_v4si): Ditto.
4385 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4387 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4388 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4389 emit_library_call_value.
4390 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4391 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4392 * calls.c (initialize_argument_information, precompute_arguments,
4393 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4394 (precompute_arguments): Removed flags parameter.
4395 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4397 2008-05-14 Richard Guenther <rguenther@suse.de>
4399 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4400 Make sure to register the store if the use is a PHI_NODE.
4402 2008-05-14 Olivier Hainque <hainque@adacore.com>
4404 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4405 memory if the component is to be referenced in BLKmode according
4406 to get_inner_reference.
4408 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4410 * calls.c (emit_library_call_value_1): Restore code clearing
4411 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4413 2008-05-14 Olivier Hainque <hainque@adacore.com>
4414 Nicolas Roche <roche@adacore.com>
4416 * configure.ac: Add support for a "gcc_subdir" variable in
4417 config-lang.in, to denote a subdirectory where the language/GCC
4418 integration files are to be found.
4419 * configure: Regenerate.
4421 2008-05-14 Ira Rosen <irar@il.ibm.com>
4423 PR tree-optimization/36098
4424 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4425 value for the first load in the group in case of a gap.
4426 (vect_build_slp_tree): Check that there are no gaps in loads.
4428 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4430 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4431 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4432 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4433 emit_insn and remove unneeded code to construct extra args.
4434 (emit_no_conflict_block): Removed.
4435 * optabls.h: (emit_no_conflict_block): Removed.
4436 * cse.c (cse_extended_basic_block): Remove search for
4437 REG_NO_CONFLICT note.
4438 * global.c: Removed incorrect comment added in revision 117.
4439 * expr.c (convert_move): Change call to emit_no_conflict_block to
4441 * recog.c: Change comments so that they do not mention
4443 * local_alloc.c (combine_regs): Removed last parameter.
4444 (no_conflict_p): Removed.
4445 (block_alloc): Removed note, no_conflict_combined_regno and set
4446 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4447 (combine_regs): Removed already_dead and code to look for
4448 REG_NO_CONFLICT notes.
4449 * lower_subreg (remove_retval_note): Removed code to look for
4450 REG_NO_CONFLICT block.
4451 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4452 (resolve_clobber): Remove code to process libcalls that have
4453 REG_NO_CONFLICT notes.
4454 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4456 * combine.c (can_combine_p, distribute_notes): Removed
4457 REG_NO_CONFLICT case.
4458 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4460 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4461 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4463 * reg-notes.def (NO_CONFLICT): Removed.
4465 2008-05-14 David S. Miller <davem@davemloft.net>
4467 * config/sparc/sparc.c (sparc_profile_hook): If
4468 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4469 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4470 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4472 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4474 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4476 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4479 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4480 and op1 expansion before vector concat to have less live pseudos.
4482 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4484 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4485 ix86_expand_vector_set if supported.
4487 2008-05-13 Diego Novillo <dnovillo@google.com>
4488 Kenneth Zadeck <zadeck@naturalbridge.com>
4490 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4492 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4493 phinodes_print_statistics, init_ssanames, fini_ssanames,
4494 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4495 release_ssa_name, release_defs, replace_ssa_name_symbol,
4496 ssanames_print_statistics): Move ...
4497 * tree-flow.h: ... here.
4498 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4499 Use FN instead of cfun.
4500 (make_ssa_name_fn): Rename from make_ssa_name.
4501 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4502 * tree-flow-inline.h (make_ssa_name): Move from
4503 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4504 * omp-low.c (expand_omp_parallel):
4505 * tree-flow-inline.h (redirect_edge_var_map_result):
4506 * tree-ssa.c (init_tree_ssa): Add argument FN.
4507 Use it instead of cfun. Update all users.
4509 2008-05-13 Tom Tromey <tromey@redhat.com>
4511 PR preprocessor/22168:
4512 * doc/cpp.texi (Top): Update menu.
4513 (Alternatives to Wrapper #ifndef): New node.
4514 (Other Directives): Document deprecation.
4515 (Obsolete Features): Remove menu.
4516 (Assertions): Merge node into Obsolete Features.
4517 (Obsolete once-only headers): Move earlier; rename to Alternatives
4519 * doc/cppopts.texi: Update.
4520 * c.opt (Wdeprecated): Enable for C and ObjC.
4521 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4522 (C++ Dialect Options): Move -Wno-deprecated from here to...
4523 (Warning Options): ... here.
4525 2008-05-13 Richard Guenther <rguenther@suse.de>
4528 * fold-const.c (fold_sign_changed_comparison): Do not allow
4529 changes in pointer-ness.
4531 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4534 * config/sh/sh.c (sh_expand_prologue): Don't clear
4535 RTX_FRAME_RELATED_P for push insns.
4537 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4539 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4541 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4543 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4544 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4545 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4547 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4549 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4550 (*vec_concatv4sf_sse): This.
4551 (*sse2_concatv2si): Renamed to ...
4552 (*vec_concatv2si_sse2): This.
4553 (*sse1_concatv2si): Renamed to ...
4554 (*vec_concatv2si_sse): This.
4555 (*vec_concatv2di_rex): Renamed to ...
4556 (*vec_concatv2di_rex64): This.
4557 (*vec_concatv2si_sse4_1): New.
4558 (*vec_concatv2di_rex64_sse4_1): Likewise.
4560 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4562 PR rtl-optimization/36111
4563 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4564 that was created for swappable operands.
4566 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4569 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4570 * configure.ac: Add call to ACX_PROG_GNAT.
4572 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4574 * optc-gen.awk: Fix comment typo.
4576 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4578 * pretty-print.c (pp_integer_with_precision): Use
4579 HOST_LONG_LONG_FORMAT.
4581 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4583 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4585 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4587 * config/i386/i386.c (bdesc_ptest): Removed.
4588 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4589 (bdesc_args): Add __builtin_ia32_ptestz128,
4590 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4591 (ix86_init_mmx_sse_builtins): Updated.
4592 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4593 (ix86_expand_builtin): Updated.
4595 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4597 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4598 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4600 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4602 * value-prof.c (interesting_stringop_to_profile): Do not
4603 return early for BUILT_IN_MEMPCPY.
4605 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4607 * calls.c (expand_call): Don't use callgraph to increase
4608 preferred_stack_boundary.
4610 * cgraph.h (cgraph_rtl_info): Use unsigned on
4611 preferred_incoming_stack_boundary.
4613 * final.c (rest_of_clean_state): Use unsigned on
4614 preferred_stack_boundary.
4616 2008-05-09 Tom Tromey <tromey@redhat.com>
4618 PR preprocessor/22231:
4619 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4622 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4624 PR tree-optimization/36129
4625 * tree-ssa-ccp.c: Include value-prof.h.
4626 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4627 built-in function was folded to a constant.
4628 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4630 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4631 Sebastian Pop <sebastian.pop@amd.com>
4633 * tree-scalar-evolution.c: Document instantiate_scev.
4634 (instantiate_parameters_1): Renamed instantiate_scev_1.
4635 Don't use the same loop for instantiation_loop and evolution_loop.
4636 (instantiate_scev): New.
4637 (instantiate_parameters): Moved...
4638 (resolve_mixers): Update call to instantiate_scev_1 to pass the
4639 same loop twice. Maintains the semantics for this function.
4640 * tree-scalar-evolution.h (instantiate_scev): Declare.
4641 (instantiate_parameters): ...here. Now static inline.
4642 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
4643 instead of resolve_mixers.
4645 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
4647 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
4649 2008-05-09 Tomas Bily <tbily@suse.cz>
4651 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
4652 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
4653 * tree-ssa-structalias.c (get_constraint_for): Likewise.
4654 * c-common.c (c_common_truthvalue_conversion): Likewise.
4655 * tree-object-size.c (compute_object_offset): Likewise.
4656 * tree-inline.c (estimate_num_insns_1): Likewise.
4657 * varasm.c (const_hash_1, compare_constant, copy_constant)
4658 (compute_reloc_for_constant, output_addressed_constants)
4659 (initializer_constant_valid_p): Likewise.
4660 * c-omp.c (check_omp_for_incr_expr): Likewise.
4661 * gimplify.c (gimplify_expr): Likewise.
4662 * c-typeck.c (c_finish_return): Likewise.
4663 * tree-vectorizer.c (supportable_widening_operation)
4664 (supportable_narrowing_operation): Likewise.
4665 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
4666 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
4667 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4668 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
4669 (descr_info_loc): Likewise.
4670 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
4671 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
4672 (fold_unary): Likewise.
4673 * builtins.c (get_pointer_alignment): Likewise.
4674 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
4675 (instantiate_parameters_1): Likewise.
4676 * tree.c (expr_align, stabilize_reference): Likewise.
4677 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
4678 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
4679 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
4680 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
4681 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
4682 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
4684 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
4685 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
4686 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4687 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
4688 (forward_propagate_comparison)
4689 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4690 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
4691 * emit-rtl.c (component_ref_for_mem_expr)
4692 (set_mem_attributes_minus_bitpos): Likewise.
4693 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
4694 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
4696 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
4697 (build_function_call, pointer_diff, build_compound_expr)
4698 (c_finish_return): Likewise.
4699 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
4700 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
4702 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
4703 * expr.c (is_aligning_offset): Likewise.
4704 * tree-ssa-alias.c (is_escape_site): Likewise.
4705 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
4706 (check_all_va_list_escapes): Likewise.
4707 * tree-ssa-loop-ivopts.c (determine_base_object)
4708 (determine_common_wider_type): Likewise.
4709 * dojump.c (do_jump): Likewise.
4710 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
4711 * tree-gimple.c (is_gimple_cast): Likewise.
4712 * fold-const.c (decode_field_reference, )
4713 (fold_sign_changed_comparison, fold_unary, fold_comparison)
4714 (fold_binary): Likewise.
4715 * tree-ssa-alias-warnings.c (find_alias_site_helper)
4716 (already_warned_in_frontend_p): Likewise.
4717 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
4718 * tree.c (really_constant_p, get_unwidened): Likewise.
4719 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4720 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4721 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
4723 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
4725 (CONVERT_EXPR_P): Define.
4726 (CASE_CONVERT): Define.
4728 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
4731 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
4732 (delete_unmarked_insns): When deleting a call, call
4733 delete_unreachable_blocks.
4734 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
4735 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
4737 2008-05-08 Richard Guenther <rguenther@suse.de>
4739 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
4740 (-ftree-salias): Likewise.
4741 (salias-max-implicit-fields): Remove param documentation.
4742 (salias-max-array-elements): Likewise.
4743 * tree-pass.h (pass_create_structure_vars): Remove.
4744 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4745 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4746 * tree-ssa-alias.c (create_structure_vars): Remove.
4747 (gate_structure_vars): Likewise.
4748 (pass_create_structure_vars): Likewise.
4749 (gate_build_alias): Likewise.
4750 (pass_build_alias): Adjust to run always and dump the function.
4751 * common.opt (ftree-salias): Hide.
4752 * passes.c (init_optimization_passes): Remove
4753 pass_create_structure_vars, adjust comment.
4754 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
4755 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
4756 * opts.c (decode_options): Do not set flag_tree_salias.
4757 (common_handle_option): Add OPT_ftree_salias to the backward
4758 compatibility section.
4760 2008-05-08 Richard Guenther <rguenther@suse.de>
4762 * tree-flow-inline.h (var_can_have_subvars): Move ...
4763 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
4764 * tree-flow.h (var_can_have_subvars): Remove.
4765 (push_fields_onto_fieldstack): Remove.
4766 (sort_fieldstack): Likewise.
4767 (struct fieldoff): Move ...
4768 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
4769 alias_set and base_for_components fields.
4770 (sort_fieldstack): Make static.
4771 (push_fields_onto_fieldstack): Likewise. Remove code that
4772 handles anything but RECORD_TYPEs. Remove alias_set and
4773 base_for_components handling.
4774 (create_variable_info_for): Adjust.
4776 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
4778 * common.opt (Wframe-larger-than=): Shorten the help message
4780 * doc/invoke.texi (Wframe-larger-than=): Add more description.
4782 2008-05-08 Rafael Espindola <espindola@google.com>
4784 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
4786 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
4787 trap and that both operands are gimple values.
4788 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
4789 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
4792 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4794 * read-rtl.c (join_c_conditions): Return the first string if the
4795 two strings are equal.
4797 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
4799 * gensupport.h (pred_data): Add a "num_codes" field.
4800 (add_predicate_code): Declare.
4801 * gensupport.c (add_predicate_code): New function.
4802 (std_pred_table): Add an "allows_const_p" field.
4803 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
4804 Remove the (incomplete) list of such codes from the codes field.
4805 (init_predicate_table): Use add_predicate_code. Add all
4806 RTX_CONST_OBJs if allows_const_p is true.
4807 * genrecog.c (process_define_predicate): Use add_predicate_code.
4809 2008-05-08 David Daney <ddaney@avtrex.com>
4810 Richard Sandiford <rsandifo@nildram.co.uk>
4812 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
4813 special case of constant zero operands.
4814 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
4815 old and new values. Special case constant zero values.
4816 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
4818 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
4819 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
4821 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
4824 * simplify-rtx.c (simplify_plus_minus): Create CONST of
4825 similar RTX_CONST_OBJ before CONST_INT.
4827 2008-05-08 Steve Ellcey <sje@cup.hp.com>
4829 * stmt.c (expand_stack_restore): Change sa mode if needed.
4831 2008-05-08 Richard Guenther <rguenther@suse.de>
4833 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
4834 return type to bool.
4835 (ix86_sol10_return_in_memory): Likewise.
4836 (ix86_i386elf_return_in_memory): Likewise.
4837 (ix86_i386interix_return_in_memory): Likewise.
4838 * config/i386/i386.c (ix86_return_in_memory): Likewise.
4839 (ix86_sol10_return_in_memory): Likewise.
4840 (ix86_i386elf_return_in_memory): Likewise.
4841 (ix86_i386interix_return_in_memory): Likewise.
4843 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4846 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
4848 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
4849 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
4852 2008-05-08 Richard Guenther <rguenther@suse.de>
4854 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
4855 * tree-data-ref.h (struct dr_alias): Remove subvars field.
4856 (DR_SUBVARS): Remove.
4857 * tree-dfa.c (dump_subvars_for): Remove.
4858 (debug_subvars_for): Likewise.
4859 (dump_variable): Do not dump subvars.
4860 (remove_referenced_var): Do not remove subvars.
4861 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
4862 (lookup_subvars_for_var): Remove.
4863 (get_subvars_for_var): Likewise.
4864 (get_subvars_at): Likewise.
4865 (get_first_overlapping_subvar): Likewise.
4866 (overlap_subvar): Likewise.
4867 * tree-flow.h (subvar_t): Remove.
4868 (struct var_ann_d): Remove subvars field.
4869 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
4870 argument. Remove special handling of SFTs.
4871 (compute_tag_properties): Likewise.
4872 (set_initial_properties): Likewise.
4873 (compute_call_clobbered): Likewise.
4874 (count_mem_refs): Likewise.
4875 (compute_memory_partitions): Likewise.
4876 (compute_flow_insensitive_aliasing): Likewise.
4877 (setup_pointers_and_addressables): Likewise.
4878 (new_type_alias): Likewise.
4879 (struct used_part): Remove.
4880 (used_portions): Likewise.
4881 (struct used_part_map): Likewise.
4882 (used_part_map_eq): Likewise.
4883 (used_part_map_hash): Likewise.
4884 (free_used_part_map): Likewise.
4885 (up_lookup): Likewise.
4886 (up_insert): Likewise.
4887 (get_or_create_used_part_for): Likewise.
4888 (create_sft): Likewise.
4889 (create_overlap_variables_for): Likewise.
4890 (find_used_portions): Likewise.
4891 (create_structure_vars): Likewise.
4892 * tree.def (STRUCT_FIELD_TAG): Remove.
4893 * tree.h (MTAG_P): Adjust.
4894 (struct tree_memory_tag): Remove base_for_components and
4895 unpartitionable flags.
4896 (struct tree_struct_field_tag): Remove.
4897 (SFT_PARENT_VAR): Likewise.
4898 (SFT_OFFSET): Likewise.
4899 (SFT_SIZE): Likewise.
4900 (SFT_NONADDRESSABLE_P): Likewise.
4901 (SFT_ALIAS_SET): Likewise.
4902 (SFT_UNPARTITIONABLE_P): Likewise.
4903 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
4904 (union tree_node): Remove sft field.
4905 * alias.c (get_alias_set): Remove special handling of SFTs.
4906 * print-tree.c (print_node): Remove handling of SFTs.
4907 * tree-dump.c (dequeue_and_dump): Likewise.
4908 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
4909 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
4910 * tree-predcom.c (set_alias_info): Do not set subvars.
4911 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
4912 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
4913 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
4914 (add_vars_for_offset): Remove.
4915 (add_virtual_operand): Remove special handling of SFTs.
4916 (add_call_clobber_ops): Likewise.
4917 (add_call_read_ops): Likewise.
4918 (get_asm_expr_operands): Likewise.
4919 (get_modify_stmt_operands): Likewise.
4920 (get_expr_operands): Likewise.
4921 (add_to_addressable_set): Likewise.
4922 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
4923 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4924 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
4925 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
4926 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
4927 (tree_node_structure): Likewise.
4928 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
4930 (find_what_p_points_to): Likewise.
4932 2008-05-08 Sa Liu <saliu@de.ibm.com>
4934 * config/spu/spu.md: Fixed subti3 pattern.
4936 2008-05-08 Richard Guenther <rguenther@suse.de>
4939 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
4940 sure to create a representative for trailing arrays for PTA.
4942 2008-05-08 Richard Guenther <rguenther@suse.de>
4945 * fold-const.c (operand_equal_p): Two objects which types
4946 differ in pointerness are not equal.
4948 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
4950 * calls.c (compute_argument_block_size): Add argument tree fndecl.
4951 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
4952 (emit_library_call_value_1): Add new variable fndecl initialized by
4953 NULL_TREE. It should be the decl type of orgfun, but this information
4954 seems not to be available here, so it uses the default calling abi.
4955 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
4956 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
4957 by TARGET_RETURN_IN_MEMORY.
4958 * config/i386/i386-interix.h: Likewise.
4959 * config/i386/i386.h: Likewise.
4960 * config/i386/i386elf.h: Likewise.
4961 * config/i386/ptx4-i.h: Likewise.
4962 * config/i386/sol2-10.h: Likewise.
4963 * config/i386/sysv4.h: Likewise.
4964 * config/i386/vx-common.h: Likewise.
4965 * config/cris/cris.h: Removed #if 0 clause.
4966 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
4967 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
4969 (ix86_sol10_return_in_memory): Likewise.
4970 (ix86_i386elf_return_in_memory): New.
4971 (ix86_i386interix_return_in_memory): New.
4972 * config/mt/mt-protos.h (mt_return_in_memory): New.
4973 * config/mt/mt.c: Likewise.
4974 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4975 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
4976 * config/bfin/bfin.h: Likewise.
4977 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
4979 * config/bfin/bfin.c: Likewise.
4980 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
4981 * config/alpha/unicosmk.h: Likewise.
4982 * config/i386/cygming.h: Likewise.
4983 * config/iq2000/iq2000.h: Likewise.
4984 * config/mips/mips.h: Likewise.
4985 * config/mn10300/mn10300.h: Likewise.
4986 * config/rs6000/rs6000.h: Likewise.
4987 * config/score/score.h: Likewise.
4988 * config/spu/spu.h: Likewise.
4989 * config/v850/v850.h: Likewise.
4990 * defaults.h: Likewise.
4991 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
4992 * expr.c (emit_block_move): Adjust use of
4993 OUTGOING_REG_PARM_STACK_SPACE.
4994 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
4995 OUTGOING_REG_PARM_STACK_SPACE.
4996 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
4998 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5000 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5001 on OMP_RETURN for OMP_FOR.
5004 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5005 (fortran_common): New function.
5006 (gen_variable_die): Call fortran_common instead of common_check,
5007 adjust for it returning tree instead of rtx. Formatting.
5009 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5013 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5014 * c-decl.c (merge_decls): Ditto.
5015 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5016 to RTL_CONST_OR_PURE_CALL_P.
5017 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5018 Initialized DECL_LOOPING_CONST_PURE.
5019 (process_call_operands): Set tree_side_effects properly.
5020 * tree.h (TREE_READONLY_DECL_P): Removed.
5021 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5022 (DECL_LOOPING_OR_CONST_P): New macro.
5023 (struct tree_function_decl): Added looping_const_or_pure_p.
5025 (ECF_LOOPING_OR_CONST_P): New macro.
5026 * rtlanal.c (pure_const_p): Removed.
5027 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5028 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5029 to RTL_CONST_CALL_P.
5030 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5031 (check_decl, check_tree, check_call, scan_function): Initialize
5033 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5034 (static_execute): Set looping true for recursive functions.
5035 Undo setting state to IPA_NEITHER for recursive functions.
5037 * ifcvt.c (noce_can_store_speculate_p): Changed
5038 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5039 RTL_CONST_OR_PURE_CALL_P.
5040 * dse.c (scan_insn): Ditto.
5041 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5042 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5043 RTL_CONST_OR_PURE_CALL_P.
5044 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5045 pure_call_p to RTL_CONST_CALL_P.
5046 * gimplify.c (gimplify_call_expr): Clear side effects for
5047 non-looping pure and constant calls.
5048 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5049 (flags_from_decl_or_type): Set ecf flags from decl flags.
5050 (initialize_argument_information): Turn off
5051 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5052 Change const to pure if callee_copies is true rather than just
5054 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5055 way of marking pure calls.
5056 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5057 Remove hack that was supposed to fix pr7335 and remove old
5058 way of marking pure calls.
5059 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5060 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5061 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5062 RTL_CONST_OR_PURE_CALL_P.
5063 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5064 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5065 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5066 * sched-deps.c (schedule_analyze): Ditto.
5067 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5068 return_val field of calls to represent pure and const function info.
5069 (CONST_OR_PURE_CALL_P): Deleted macro.
5070 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5071 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5072 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5074 * tree-optimize.c (execute_fixup_cfg): Added test for
5075 ECF_LOOPING_CONST_OR_PURE.
5076 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5078 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5079 effects for looping pure or const calls.
5080 (verify_gimple_expr): Added verification code.
5081 * config/alpha/alpha.c (alpha_legitimize_address,
5082 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5084 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5085 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5086 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5087 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5088 RTL_CONST_OR_PURE_CALL_P.
5089 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5090 and const calls to be deleted.
5092 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5095 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5096 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5097 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5098 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5099 to handle nonimmediate operands.
5100 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5101 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5102 to handle nonimmediate operands.
5103 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5104 (mmx_pmulhrwv4hi3): New expander. Use
5105 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5106 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5107 (sse2_umulv1siv1di3): New expander. Use
5108 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5109 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5110 (mmx_eq<mode>3): New expander. Use
5111 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5112 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5113 (mmx_uavgv8qi3): New expander. Use
5114 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5115 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5116 (mmx_uavgv4hi3): New expander. Use
5117 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5119 * config/i386/sse.md
5120 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5121 to handle nonimmediate operands.
5122 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5123 to handle nonimmediate operands.
5124 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5125 to handle nonimmediate operands.
5126 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5127 to handle nonimmediate operands.
5128 (sse2_unpckhpd_exp): New expander. Use
5129 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5130 (sse2_unpcklpd_exp): New expander. Use
5131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5132 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5133 to handle nonimmediate operands.
5134 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5135 to handle nonimmediate operands.
5136 (*sse2_<plusminus_insn><mode>3): Rename from
5137 sse2_<plusminus_insn><mode>3 insn pattern.
5138 (sse2_<plusminus_insn><mode>3): New expander. Use
5139 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5140 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5141 (sse2_umulv2siv2di3): New expander. Use
5142 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5143 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5144 (sse4_1_mulv2siv2di3): New expander. Use
5145 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5146 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5147 (sse2_pmaddwd): New expander. Use
5148 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5149 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5150 (sse2_eq<mode>3): New expander. Use
5151 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5152 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5153 (sse4_1_eqv2di3): New expander. Use
5154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5155 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5156 (sse2_uavgv16qi3): New expander. Use
5157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5158 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5159 (sse2_uavgv16qi3): New expander. Use
5160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5161 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5162 (sse2_uavgv8hi3): New expander. Use
5163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5164 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5165 (ssse3_pmulhrswv8hi3): New expander. Use
5166 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5167 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5168 (ssse3_pmulhrswv4hi3): New expander. Use
5169 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5171 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5172 (<sse>_vmmul<mode>3): Ditto.
5173 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5175 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5176 (ssse3_pmaddubsw): Ditto.
5178 * config/i386/i386.c (struct_builtin_description)
5179 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5180 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5181 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5182 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5183 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5184 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5185 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5186 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5187 (ix86_fixup_binary_operands): Assert that src1
5188 and src2 must have the same mode when swapped.
5189 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5190 and ix86_binary_operator_ok. Do not force operands in registers
5193 2008-05-07 Jan Hubicka <jh@suse.cz>
5195 * cgraph.c (dump_cgraph_node): Update.
5196 * cgraph.h (cgraph_local_info): Break out inline summary.
5197 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5199 * ipa-inline (inline_summary): New accestor function.
5200 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5201 cgraph_decide_inlining, compute_inline_parameters): Update.
5202 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5204 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5206 Cleanup ColdFire scheduling support and add V4 pipeline model.
5208 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5209 (define_attr cpu): Add cfv4 value.
5210 (define_attr type, define_attr type1): Merge into a single 'type'
5211 attribute. Update all uses.
5212 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5213 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5215 (define_attr opx_mem, define_attr opy_mem): Remove.
5216 (define_attr op_mem): Clean up, update comment.
5217 (define_attr size): Use specific values instead of general int.
5218 (define_attr guess, define_attr split): Remove. Update all uses.
5219 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5220 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5221 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5222 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5223 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5224 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5225 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5226 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5227 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5228 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5229 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5230 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5231 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5232 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5233 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5234 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5235 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5236 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5237 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5238 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5239 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5240 Update or set attributes.
5241 (stack_tie): New fake instruction.
5243 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5244 (m68k_sched_attr_size): Update declaration.
5245 (m68k_sched_attr_type2): Remove.
5246 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5247 Declare new bypass predicates.
5249 * config/m68k/m68k.c (m68k_sched_issue_rate,
5250 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5252 (TARGET_SCHED_ISSUE_RATE,
5253 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5254 (override_options): Handle scheduling for ColdFire V4 core.
5255 (m68k_expand_prologue): Emit stack_tie.
5256 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5257 'OP_TYPE_FPN'. Update all uses.
5258 (sched_guess_p): Remove.
5259 (sched_address_type): Handle symbolic addresses.
5260 (sched_get_operand): New static function.
5261 (sched_operand_type): Merge into sched_attr_op_type.
5262 (sched_attr_op_type): Handle FP registers, handle quick constants,
5264 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5265 (m68k_sched_attr_size): Update. Move logic to ...
5266 (sched_get_attr_size_int): New static function.
5267 (sched_get_opxy_mem_type): New static function.
5268 (m68k_sched_attr_op_mem): Update.
5269 (m68k_sched_attr_type2): Remove.
5270 (sched_cfv4_bypass_data): New static variable.
5271 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5272 (m68k_sched_issue_rate): Implement scheduler hook.
5273 (struct _sched_ib: enabled_p): New field.
5274 (m68k_sched_variable_issue): Update. Handle V4.
5275 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5276 sched_dump_class_func_t, sched_dump_split_class,
5277 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5278 sched_dump_dfa_class, m68k_sched_dump): Remove.
5279 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5281 (m68k_sched_init_global): Remove statisctics dumping, introduce
5282 sanity check that all instructions have pipeline reservations. Handle
5284 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5285 Handle ColdFire V4 core.
5286 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5287 New static functions.
5288 (m68k_sched_address_bypass_p): New bypass predicate.
5289 (sched_get_indexed_address_scale): New static function.
5290 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5292 * cf.md: Update comments.
5293 (define_attr type2): Remove. Use 'type' attribute instead.
5295 (cf_ib): Rename to cfv123_ib. Update all uses.
5296 (cf_oep): Rename to cfv123_oep. Update all uses.
5297 (cf_chr): Rename to cfv123_chr. Update all uses.
5298 (cf_mem): Rename to cfv123_mem. Update all uses.
5299 (cf_mac): Move to more appropriate place.
5300 (cfv123_guess): New automaton and cpu_unit.
5301 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5302 Update uses of 'size' attribute. Handle before reload scheduling.
5303 (cfv123_guess): New dummy reservation for unhandled instructions.
5304 (cfv4_*): Pipeline description of ColdFire V4 core.
5305 (ignore): New reservation to handle 'ignore' type.
5307 2008-05-07 Ian Lance Taylor <iant@google.com>
5310 * gimplify.c (find_single_pointer_decl_1): Don't look through
5312 (find_single_pointer_decl): Adjust comments.
5314 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5317 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5318 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5321 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5322 integral type rather than floating point, then VIEW_CONVERT_EXPR
5323 to the floating point type.
5325 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5327 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5328 TFmode op0 to register.
5330 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5332 * c-decl.c (grokdeclarator): Comment typo.
5334 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5336 * tree-flow.h: Remove prototype for computed_goto_p.
5337 * tree-cfg.c (computed_goto_p): Make static.
5339 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5342 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5343 (contains_aligned_value_p): This. Handle _Decimal128.
5344 (ix86_function_arg_boundary): Only align _Decimal128 to its
5345 natural boundary and handle it properly.
5347 2008-05-06 Martin Jambor <mjambor@suse.cz>
5349 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5350 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5351 (ipcp_method_set_orig_node): Removed.
5352 (ipcp_cval_get_cvalue_type): Removed.
5353 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5354 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5355 (ipcp_cval_set_cvalue_type): Removed.
5356 (ipcp_cval_get_cvalue): Removed.
5357 (ipcp_cval_set_cvalue): Removed.
5358 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5359 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5360 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5361 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5362 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5363 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5364 (ipcp_get_ith_lattice): Changed parameters.
5365 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5366 (ipcp_lattice_from_jfunc): Changed parameters.
5367 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5368 (ipcp_method_cval_print): Added temporary variable info.
5369 (ipcp_redirect): Removed already unused local variable caller.
5370 (ipcp_redirect): New temporary variable orig_callee_info
5371 (ipcp_redirect): Removed newly unused local variable callee.
5372 (ipcp_redirect): Removed (a bit confusing) local variable type.
5373 (ipcp_insert_stage): Added local variable info.
5374 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5376 (ipcp_formal_create): Removed.
5377 (ipcp_method_cval_set): Removed.
5378 (ipcp_propagate_stage): Renamed lattice variables.
5379 (ipcp_method_cval_set_cvalue_type): Removed.
5380 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5381 (ipcp_print_all_lattices): Changed printed strings to refer to
5382 lattices rather than cvals.
5383 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5384 (ipcp_propagate_const): Changed formal parameters.
5385 (build_const_val): Changed formal parameters.
5386 (ipcp_insert_stage): Removed useless variable cvalue
5387 (build_const_val): Changed formal parameters.
5388 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5389 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5390 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5391 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5392 (ipcp_print_func_profile_counts): Changed string from "method" to
5394 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5395 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5396 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5397 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5398 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5399 (ipcp_lat_is_const): Changed parameters and made inline.
5400 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5401 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5402 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5403 the predicate condition directly
5404 (ipcp_propagate_stage): Added local variable args. Removed local
5405 variable callee. (Both are mere code simplifications.)
5406 (ipcp_method_dont_insert_const): Renamed to
5407 ipcp_node_not_modifiable_p.
5408 (ipcp_node_not_modifiable_p): Made inline.
5409 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5410 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5411 (ipcp_print_all_lattices): Removed variable cvalue
5412 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5415 2008-05-06 Olivier Hainque <hainque@adacore.com>
5417 * tree-sra.c (try_instantiate_multiple_fields): Early return
5418 if field has POINTER_TYPE.
5420 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5422 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5423 by using 'q' specifier for instruction.
5424 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5426 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5428 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5429 Change mode of zero_extract from QImode to HImode.
5430 (sign bit tests peepholes): (Ditto.).
5432 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5434 * config/i386/mmx.md: Remove double backslashes from asm templates.
5435 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5436 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5437 to handle nonimmediate operands.
5438 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5439 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5440 to handle nonimmediate operands.
5441 (*mmx_<code>v2sf3_finite): New insn pattern.
5442 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5443 (mmx_<code>v2sf3): New expander. Use
5444 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5445 (mmx_<plusminus_insn><mode>3): New expander. Use
5446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5447 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5448 (mmx_add<mode>3): Removed.
5449 (mmx_ssadd<mode>3): Ditto.
5450 (mmx_usadd<mode>3): Ditto.
5451 (mmx_sub<mode>3): Ditto.
5452 (mmx_sssub<mode>3): Ditto.
5453 (mmx_ussub<mode>3): Ditto.
5454 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5455 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5456 to handle nonimmediate operands.
5457 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5459 (mmx_smulv4hi3_highpart): New expander. Use
5460 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5461 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5463 (mmx_umulv4hi3_highpart): New expander. Use
5464 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5465 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5466 (mmx_<code>v4hi3): New expander. Use
5467 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5468 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5469 (mmx_<code>v8qi3): New expander. Use
5470 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5471 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5472 (mmx_<code><mode>3): New expander. Use
5473 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5475 2008-05-05 Jan Hubicka <jh@suse.cz>
5477 PR tree-optimization/36118
5478 * passes.c (pass_init_dump_file): Fix dump header.
5480 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5483 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5484 VCE for function decls.
5486 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5488 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5490 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5492 * config/i386/i386.md (sat_plusminus): New.
5493 (plusminus_insn): Likewise.
5494 (plusminus_mnemonic): Likewise.
5496 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5497 (*<addsub><mode>3_cc_overflow): Renamed to ...
5498 (*<plusminus_insn><mode>3_cc_overflow): This.
5499 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5500 (*<plusminus_insn>si3_zext_cc_overflow): This.
5502 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5503 (<plusminus_insn><mode>3): This.
5504 (*<addsub><mode>3): Renamed to ...
5505 (*<plusminus_insn><mode>3): This.
5506 (<sse>_vm<addsub><mode>3): Renamed to ...
5507 (<sse>_vm<plusminus_insn><mode>3): This.
5508 (sse3_h<addsub>v4sf3): Renamed to ...
5509 (sse3_h<plusminus_insn>v4sf3): This.
5510 (sse3_h<addsub>v2df3): Renamed to ...
5511 (sse3_h<plusminus_insn>v2df3): This.
5512 (<plusminus_insn><mode>3): New.
5513 (*<plusminus_insn><mode>3): Likewise.
5514 (sse2_<plusminus_insn><mode>3): Likewise.
5515 (add<mode>): Removed.
5516 (*add<mode>3): Likewise.
5517 (sse2_ssadd<mode>3): Likewise.
5518 (sse2_usadd<mode>3): Likewise.
5519 (sub<mode>3): Likewise.
5520 (*sub<mode>3): Likewise.
5521 (sse2_sssub<mode>3): Likewise.
5522 (sse2_ussub<mode>3): Likewise.
5524 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5526 * gthr-single.h: Add in required interface elements as per gthr.h.
5527 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5528 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5529 Generalize UNUSED macro.
5530 (__gthread_once): Add.
5531 (__gthread_key_create): Add.
5532 (__gthread_key_delete): Add.
5533 (__gthread_getspecific): Add.
5534 (__gthread_setspecific): Add.
5536 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5539 the same size types for the indirect reference on the rhs, then
5542 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5544 * config/i386/i386.md
5545 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5546 one insn template instead of template series.
5547 (*xordi_1_rex64): Ditto.
5548 (*xordi_2_rex64): Ditto.
5550 2008-05-05 Ira Rosen <irar@il.ibm.com>
5552 PR tree-optimization/36119
5553 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5556 2008-06-04 Jan Hubicka <jh@suse.cz>
5558 tree-optimization/36100
5559 * tree-pass.h (pass_O0_always_inline): Declare.
5560 * ipa-inline.c (inline_transform): Remove dead code.
5561 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5562 pass_O0_always_inline): New.
5563 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5565 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5567 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5568 mnemonic in this_param move for TARGET_64BIT.
5570 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5572 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5573 (*strmovsi_rex_1): Ditto.
5574 (*strsetsi_1): Ditto.
5575 (*strsetsi_rex_1): Ditto.
5577 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5578 adddicc expanders using SWI mode iterator.
5580 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5583 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5586 2008-05-04 David S. Miller <davem@davemloft.net>
5588 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5589 (sparc*-*-linux*): Use linux.h in tm_file.
5590 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5591 compiler defaulting to 32-bit.
5592 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5594 * config/sparc/linux.h: Remove definitions now obtained
5595 properly from linux.h
5596 * config/sparc/linux64.h: Likewise.
5597 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5598 don't want this setting for 32-bit builds in a biarch compiler.
5599 * doc/install.texi: Add sparc-linux to list of targets
5600 supporting --enable-targets=all.
5602 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5604 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5606 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5608 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5609 after V4SI_FTYPE_V8HI.
5610 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5611 case V4SI_FTYPE_V2DF.
5613 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5615 * doc/invoke.texi (max-flow-memory-locations): Removed.
5616 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5618 2008-05-03 Richard Guenther <rguenther@suse.de>
5621 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5623 2008-05-02 David S. Miller <davem@davemloft.net>
5625 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5627 2008-05-02 Simon Baldwin <simonb@google.com>
5630 * c-common.h (warn_array_subscript_range): Removed.
5631 * c-common.c (warn_array_subscript_range): Ditto.
5632 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5633 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5635 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5637 * config/i386/i386.c (ix86_special_builtin_type): New.
5638 (bdesc_special_args): Likewise.
5639 (ix86_expand_special_args_builtin): Likewise.
5640 (ix86_init_mmx_sse_builtins): Updated.
5641 (ix86_expand_builtin): Updated.
5642 (ix86_expand_store_builtin): Removed.
5643 (ix86_expand_unop_builtin): Likewise.
5645 * config/i386/mm3dnow.h (__v2sf): Moved to ...
5646 * config/i386/mmintrin.h (__v2sf): Here.
5648 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
5650 (_mm_loadl_pi): Likewise.
5651 (_mm_storeh_pi): Replace __v2si with __v2sf.
5652 (_mm_storel_pi): Likewise.
5654 * doc/extend.texi: Correct __builtin_ia32_loadhps,
5655 __builtin_ia32_loadlps, __builtin_ia32_storehps,
5656 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
5657 __builtin_ia32_loadlpd.
5659 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5661 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
5662 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
5663 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
5664 (ix86_init_mmx_sse_builtins): Updated.
5665 (ix86_expand_args_builtin): Likewise.
5666 (ix86_expand_builtin): Likewise.
5667 (ix86_expand_unop1_builtin): Renamed to ...
5668 (ix86_expand_unop_vec_merge_builtin): This.
5670 2008-05-01 Jan Hubicka <jh@suse.cz>
5673 * ipa-inline.c (inline_generate_summary): Make static.
5674 (inline_transform): Do not call inlining at -O0; make static.
5675 * passes.c (execute_todo): Add sanity check.
5676 (execute_one_ipa_transform_pass): Execute proper flags.
5678 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
5680 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
5681 (DECL_NONADDRESSABLE_P): Likewise.
5682 * alias.c (record_component_aliases): Fix comment.
5684 2008-05-01 Simon Baldwin <simonb@google.com>
5686 * c-common.h (warn_array_subscript_range): New function.
5687 * c-common.c (warn_array_subscript_range): Ditto.
5688 * tree-vrp.c (check_array_ref): Corrected code to agree with
5689 comment, ignoring only arrays of size 0 or size 1.
5690 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
5692 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5694 * config/i386/i386.c (ix86_builtin_type): Replace
5695 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
5696 (bdesc_args): Updated.
5697 (ix86_init_mmx_sse_builtins): Likewise.
5698 (ix86_expand_args_builtin): Likewise.
5700 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
5703 * doc/extend.texi: Correct __builtin_ia32_palignr.
5705 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5708 * config/i386/i386.c (bdesc_crc32): Removed.
5709 (ix86_expand_crc32): Likewise.
5710 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
5711 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
5712 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
5713 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
5714 UINT_FTYPE_UINT_UCHAR.
5715 (bdesc_args): Updated. Add crc32 builtins.
5716 (ix86_init_mmx_sse_builtins): Updated.
5717 (ix86_expand_args_builtin): Updated to support subreg.
5719 * doc/extend.texi: Correct __builtin_ia32_crc32di.
5721 2008-05-01 Jan Hubicka <jh@suse.cz>
5723 * tree-pass.h (opt_pass): Add IPA_PASS.
5724 (varpool_node, cgraph_node): Forward declare.
5725 (ipa_opt_pass): Define.
5726 (pass_ipa_inline): Turn into ipa_opt_pass.
5727 (pass_apply_inline): Remove.
5728 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
5729 (apply_inline): Turn into ....
5730 (inline_transform): ... this one.
5731 (inline_generate_summary): New function.
5732 (pass_apply_inline): Remove.
5733 * function.h (ipa_opt_pass): Forward declare structure; typedef;
5735 (struct function): Add ipa_transforms_to_apply.
5736 * passes.c (register_one_dump_file): Work on IPA_PASS.
5737 (init_optimization_passes): Remove pass_inline_parameters and
5739 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
5740 (execute_one_pass) ... here; apply transforms when possible.
5741 (add_ipa_transform_pass, execute_ipa_summary_asses,
5742 execute_one_ipa_transform_pass): New.
5743 (execute_ipa_pass_list): Update for IPA_PASS type.
5745 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5747 * config/i386/i386.c (ix86_builtin_type): Add
5748 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
5749 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
5750 (bdesc_args): Add SSE4a builtins.
5751 (ix86_init_mmx_sse_builtins): Updated.
5752 (ix86_expand_args_builtin): Likewise.
5753 (ix86_expand_builtin): Likewise.
5755 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
5757 * config/i386/i386.c (ix86_builtin_type): Add
5758 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
5759 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
5760 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
5761 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
5762 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
5763 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
5764 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
5765 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
5766 and DI_FTYPE_DI_DI_INT.
5767 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
5768 (ix86_init_mmx_sse_builtins): Updated.
5769 (ix86_expand_args_builtin): Likewise.
5770 (ix86_expand_builtin): Likewise.
5771 (ix86_expand_binop_imm_builtin): Removed.
5773 * doc/extend.texi: Correct __builtin_ia32_palignr128.
5775 2008-04-30 Richard Guenther <rguenther@suse.de>
5777 PR tree-optimization/32921
5778 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
5780 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
5782 * config/arm/arm.c (arm_unwind_emit): Use
5783 crtl->all_throwers_are_sibcalls instead of
5784 cfun->all_throwers_are_sibcalls.
5785 (arm_output_fn_unwind): Likewise.
5786 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
5787 instead of cfun->uses_pic_offset_table.
5788 (frv_expand_prologue): Likewise.
5789 (frv_frame_pointer_required): Likewise.
5790 (frv_expand_fdpic_call): Likewise.
5791 (frv_emit_movsi): Likewise.
5792 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
5793 cfun->returns_pcc_struct instead of
5794 current_function_returns_pcc_struct.
5795 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
5796 instead of cfun->calls_eh_return.
5797 (m32c_pushm_popm): Likewise.
5798 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
5799 "extern" declaration.
5801 2008-04-30 Richard Guenther <rguenther@suse.de>
5803 PR tree-optimization/21636
5804 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
5806 (evaluate_stmt): Print the likely value.
5807 (ccp_visit_stmt): Avoid excessive vertical spacing.
5809 2008-04-30 Rafael Espindola <espindola@google.com>
5811 * builtins.c (fold_call_expr): Return realret.
5812 * tree-ssa-threadedge.c
5813 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
5814 __builtin_object_size.
5816 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
5818 * gcc.c (wrapper_string): New variable.
5819 (insert_wrapper): New function.
5820 (execute): New option -wrapper.
5821 * doc/invoke.texi (Overall Options): New driver option -wrapper.
5823 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
5825 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
5826 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
5827 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
5829 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
5830 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
5831 config/rs6000/e500crtres64gprctr.asm,
5832 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
5833 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
5834 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
5835 config/rs6000/e500crtsav64gprctr.asm,
5836 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
5837 config/rs6000/e500crtsavg64gprctr.asm: New files.
5838 * config/rs6000/t-ppccomm: Add build rules for new files.
5839 (LIB2FUNCS_STATIC_EXTRA): Add new files.
5840 * config/rs6000/t-netbsd: Add build rules for new files.
5841 (LIB2FUNCS_STATIC_EXTRA): New variable.
5842 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
5843 (CRTSAVRES_DEFAULT_SPEC): Likewise.
5844 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
5846 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
5848 * config/i386/i386.c (ix86_builtin_type): Add
5849 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
5850 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
5851 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
5852 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
5853 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
5854 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
5855 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
5856 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
5857 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
5858 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
5859 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
5860 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
5861 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
5862 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
5863 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
5864 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
5865 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
5866 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
5867 V1DI_FTYPE_V2SI_V2SI.
5868 (bdesc_2arg): Moved to ...
5870 (ix86_init_mmx_sse_builtins): Updated.
5871 (ix86_expand_args_builtin): Updated. Take a pointer
5872 to const struct builtin_description. Handle comparison
5874 (ix86_expand_sse_compare): Take a new argument for swapping operands.
5875 (ix86_expand_builtin): Updated.
5877 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
5878 (ssse3_pmaddubsw128): This.
5879 (ssse3_pmaddubswv4hi3): Renamed to ...
5880 (ssse3_pmaddubsw): This.
5882 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
5883 (__builtin_ia32_packssdw128): Likewise.
5884 (__builtin_ia32_packuswb128): Likewise.
5885 (__builtin_ia32_pmaddubsw): Likewise.
5886 (__builtin_ia32_pmaddubsw128): Likewise.
5888 2008-04-30 Richard Guenther <rguenther@suse.de>
5890 PR tree-optimization/14847
5891 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
5892 (recognize_bits_test): Use it.
5893 (recognize_single_bit_test): Likewise.
5895 2008-04-30 Martin Jambor <mjambor@suse.cz>
5897 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
5898 instead of setting number of formal parameters to zero.
5899 (ipcp_init_stage): Do not set the number of actual parameters to zero
5901 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
5902 which are called with variable number of arguments.
5903 (ipcp_insert_stage): Explicitely skipping all nodes which are
5904 called with variable number of arguments.
5905 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
5906 number of parameters.
5908 * ipa-prop.h (struct ipa_node_params): Added flag
5909 called_with_var_arguments
5910 (ipa_set_param_count): Added. Changed sole setter to use it.
5911 (ipa_get_param_count): Added. All readers of param_count
5912 converted to use it instead.
5913 (ipa_set_called_with_variable_arg): Added.
5914 (ipa_is_called_with_var_arguments): Added.
5915 (ipa_get_ith_param): Added. All readers of param_decls converted
5917 (ipa_set_cs_argument_count): Added, sole writer to argument_count
5919 (ipa_get_cs_argument_count): Added, all readers of argument_count
5921 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
5924 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
5925 (struct ipcp_lattice): Renamed cval_type to type
5926 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
5928 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
5929 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
5930 (ipcp_insert_stage): Changed the type of variable cvalue to tree
5931 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
5932 (build_const_val): Changed the type of parameter cvalue to tree
5933 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
5934 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
5936 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
5939 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
5940 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
5941 (ipa_add_method): Renamed to ipa_push_func_to_list
5942 (ipa_remove_method): Renamed to ipa_pop_func_from_list
5943 (ipa_callsite_param_count): Removed.
5944 (ipa_callsite_param_count_set): Removed.
5945 (ipa_callsite_param): Removed.
5946 (ipa_callsite_callee): Removed.
5947 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
5948 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
5949 (ipa_method_formal_count): Removed.
5950 (ipa_method_formal_count_set): Removed.
5951 (ipa_method_get_tree): Removed.
5952 (ipa_method_tree_map_create): Removed.
5953 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
5954 (ipa_create_param_decls_array): Creates the array itself
5955 (ipa_create_param_decls_array): Temporary variable info instead of
5957 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
5958 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
5959 (get_type): Removed.
5960 (ipa_jf_get_info_type): Removed.
5961 (ipa_node_create): Renamed to ipa_create_node_params
5962 (ipa_free): Renamed to ipa_free_all_node_params
5963 (ipa_nodes_create): Renamed to ipa_create_all_node_params
5964 (ipa_edges_create): Renamed to ipa_create_all_edge_args
5965 (ipa_edges_free): Renamed to ipa_free_all_edge_args
5966 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
5967 (ipa_free_all_node_params): Deallocation to jump_functions moved to
5968 ipa_free_all_edge_args
5969 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
5970 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
5971 (ipa_create_methodlist_node): Removed.
5972 (ipa_methodlist_method): Removed.
5973 (ipa_methodlist_method_set): Removed.
5974 (ipa_methodlist_next_method): Removed.
5975 (ipa_methodlist_next_method_set): Removed.
5976 (ipa_method_is_modified): Removed.
5977 (ipa_method_modify_create): Removed.
5978 (ipa_method_modify_init): Temporary variable info instead of a few
5980 (ipa_detect_param_modifications): Temporary variable info instead of
5982 (ipa_compute_jump_functions): Temporary variable info instead of
5984 (ipa_method_modify_set): Removed.
5985 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
5986 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
5987 than craph_node as the first parameter.
5988 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
5989 (ipa_method_modify_init): Removed.
5990 (ipa_compute_jump_functions): Added a temp variable instead of
5991 repeatadly dereferencing the cgraph_edge.aux pointer
5992 (ipa_callsite_param_set_type): Removed.
5993 (ipa_compute_jump_functions): i renamed to index and moved to
5995 (ipa_callsite_param_set_info_type_formal): Removed.
5996 (ipa_callsite_param_set_info_type): Removed.
5997 (ipa_callsite_param_map_create): Removed.
5998 (ipa_callsite_tree): Removed.
5999 (ipa_callsite_caller): Removed.
6000 (ipa_pop_func_from_list): return_method removed to return_func
6002 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6003 prefixed all values with IPA_. Changed all users.
6004 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6005 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6006 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6007 (union parameter_info): Renamed to jump_func_value.
6008 (union jump_func_value): Renamed value to constant
6009 (struct ipa_jump_func): Renamed info_type to value
6010 (struct ipa_node): Renamed to ipa_node_params
6011 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6012 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6013 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6014 (struct ipa_edge): Renamed to ipa_edge_args
6015 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6016 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6017 (struct ipa_methodlist): Renamed to ipa_func_list
6018 (struct ipa_func_list): method_p renamed to node, next_method
6020 (ipa_methodlist_p): Removed, switched all users to struct pointer
6021 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6023 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6025 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6026 (rs6000_emit_epilogue): Use backchain to restore only when we
6027 have a large frame. Make use of frame pointer to restore if we
6028 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6030 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6032 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6033 Add mode to zero_extract.
6034 (sign bit tests peepholes): (Ditto.).
6036 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6038 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6039 Instructions in comments with SSE3.
6040 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6041 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6042 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6043 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6044 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6045 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6046 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6047 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6048 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6049 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6050 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6051 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6052 (bdesc_sse_args): Renamed to ...
6053 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6054 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6055 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6057 (bdesc_1arg): Moved to ...
6059 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6060 Instructions in comments with SSE3.
6061 (ix86_expand_sse_operands_builtin): Renamed to ...
6062 (ix86_expand_args_builtin): This. Updated.
6063 (ix86_expand_unop1_builtin): Update comments.
6064 (ix86_expand_builtin): Updated.
6066 2008-04-29 Richard Guenther <rguenther@suse.de>
6068 PR tree-optimization/36078
6069 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6070 Update virtual SSA form after cleaning up the CFG.
6072 2008-04-29 Richard Guenther <rguenther@suse.de>
6075 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6077 2008-04-29 Richard Guenther <rguenther@suse.de>
6079 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6080 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6081 (compute_flow_insensitive_aliasing): Do not treat
6082 PTR_IS_REF_ALL pointers special.
6083 (get_smt_for): Likewise.
6084 (may_alias_p): Re-structure.
6085 (is_escape_site): A ref-all pointer conversion is not an escape site.
6086 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6087 PTR_IS_REF_ALL pointers special.
6088 * tree-ssa-structalias.h (struct alias_info): Remove
6089 ref_all_symbol_mem_tag field.
6090 (PTR_IS_REF_ALL): Remove.
6092 2008-04-29 Richard Guenther <rguenther@suse.de>
6095 * fold-const.c (extract_muldiv_1): In combining division constants
6096 make sure to never overflow.
6098 2008-04-29 Nick Clifton <nickc@redhat.com>
6100 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6102 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6105 * optc-gen.awk: Work around HP-UX/IA awk bug.
6107 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6109 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6112 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6115 * config/i386/i386.md
6116 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6117 Change operand 1 predicate to nonimmediate_operand.
6119 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6122 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6124 * gengtype.c (walk_type, write_func_for_structure): Handle
6126 * doc/gty.texi: Document chain_circular.
6128 2008-04-28 Richard Guenther <rguenther@suse.de>
6130 PR tree-optimization/36066
6131 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6134 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6137 * config/i386/i386.md
6138 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6139 Use match_scratch instead of match_operand for operands 3 and 4.
6141 2008-04-27 Richard Guenther <rguenther@suse.de>
6143 PR tree-optimization/18754
6144 PR tree-optimization/34223
6145 * tree-pass.h (pass_complete_unrolli): Declare.
6146 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6147 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6148 Rewrite loop into loop closed SSA form if it is not already.
6149 (tree_unroll_loops_completely): Re-structure to iterate over
6150 innermost loops with intermediate CFG cleanups.
6151 Unroll outermost loops only if requested or the code does not grow
6153 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6154 loops are available.
6155 (tree_vectorize): Instead do so here.
6156 (tree_complete_unroll): Also unroll outermost loops.
6157 (tree_complete_unroll_inner): New function.
6158 (gate_tree_complete_unroll_inner): Likewise.
6159 (pass_complete_unrolli): New pass.
6160 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6161 uses outside of the loop.
6162 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6163 form if it is available.
6164 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6165 * passes.c (init_optimization_passes): Schedule complete inner
6166 loop unrolling pass before the first CCP pass after final inlining.
6168 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6170 * targhooks.h (default_emutls_var_fields,
6171 default_emutls_var_init): Declare.
6172 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6173 * target.h (struct gcc_target): Add struct emutls member.
6174 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6175 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6176 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6177 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6178 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6179 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6180 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6181 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6182 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6183 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6184 emit debug information.
6185 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6186 * varasm.c: Include targhooks.h.
6187 (emutls_object_section, emutls_tmpl_section): New.
6188 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6189 (EMUTLS_SEPARATOR): New.
6191 (get_emutls_object_name): New.
6192 (default_emutls_var_fields): New, broken out of ...
6193 (get_emutls_object_type): ... here. Adjust to use target hooks.
6194 (get_emutls_init_templ_addr): Adjust to use target hooks.
6195 (emutls_decl): Adjust to use target hooks.
6196 (emutls_finish): Likewise.
6197 (default_emutls_var_init): New, broken out of ...
6198 (assemble_variable): ... here. Adjust to use target hooks.
6199 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6201 * c-common.c (handle_section_attribute): Prevent overriding
6202 sections for emulated tls with special sections.
6203 * config/i386/i386.c (x86_64_elf_select_section): Add
6204 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6205 (x86_64_elf_unique_section): Likewise.
6206 * config/vxworks.c: Include tree.h.
6207 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6208 (vxworks_override_options): Set TLS scheme.
6209 * doc/tm.texi (Emulated TLS): New node.
6211 2008-04-26 Simon Baldwin <simonb@google.com>
6214 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6215 with propagated string constants.
6217 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6219 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6220 constraint for operand 2 when operand 0 is memory operand.
6221 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6222 operand 0 is memory operand.
6223 (fix_trunc<mode>_i387_with_temp): Ditto.
6224 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6225 operand 2 when operand 1 is memory operand.
6226 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6227 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6228 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6229 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6230 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6231 operands 2,3 and 4 when operand 1 is memory operand.
6232 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6234 (fistdi2_floor_with_temp): Ditto.
6235 (fist<mode>2_floor_with_temp): Ditto.
6236 (fistdi2_ceil_with_temp): Ditto.
6237 (fist<mode>2_ceil_with_temp): Ditto.
6238 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6240 2008-04-26 David Daney <ddaney@avtrex.com>
6242 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6244 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6245 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6246 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6247 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6248 (compare_and_swap_12): New insn.
6249 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6250 * config/mips/mips.c (mips_force_binary): New function.
6251 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6252 (mips_expand_compare_and_swap_12): New function.
6253 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6255 2008-04-25 Jan Hubicka <jh@suse.cz>
6258 * cfgexpand.c (pass_expand): Turn into RTL pass.
6259 * passes.c (execute_one_pass): Do pass typechecking after execution.
6260 * tree-pass.h (pass_expand): Turn into RTL pass.
6262 * function.h (struct rtl_data): Move here fields
6263 accesses_prior_frames, calls_eh_return, saves_all_registers,
6264 has_nonlocal_goto, has_asm_statement, is_thunk,
6265 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6266 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6267 arg_pointer_save_area_init from struct function; turn into bool.
6268 (struct function): Move
6269 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6270 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6271 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6272 tail_call_emit, arg_pointer_save_area_init
6273 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6274 (current_function_returns_struct, current_function_returns_pcc_struct,
6275 current_function_calls_setjmp, current_function_calls_alloca,
6276 current_function_accesses_prior_frames,
6277 current_function_calls_eh_return, current_function_is_thunk,
6278 current_function_stdarg, current_function_profile,
6279 current_function_limit_stack, current_function_uses_pic_offset_table,
6280 current_function_uses_const_pool, current_function_has_nonlocal_label,
6281 current_function_saves_all_registers,
6282 current_function_has_nonlocal_goto,
6283 current_function_has_asm_statement): Remove accesor macros.
6284 * ra-conflict.c (global_conflicts): Update.
6285 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6286 (suitable_for_tail_call_opt_p): Update.
6287 * builtins.c (expand_builtin_return_addr): Update.
6288 (expand_builtin_setjmp_setup): Update.
6289 (expand_builtin_nonlocal_goto): Update.
6290 * final.c (final_start_function): Update.
6291 (profile_function): Update.
6292 (leaf_function_p): Update.
6293 (only_leaf_regs_used): Update.
6294 * df-scan.c (df_get_exit_block_use_set): Update.
6295 * dojump.c (clear_pending_stack_adjust): Update.
6296 * tree-stdarg.c (gate_optimize_stdarg): Update.
6297 * gimple-low.c (lower_function_body): Update.
6298 * global.c (compute_regsets): Update.
6299 (global_alloc): Update.
6300 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6301 * expr.c (expand_assignment): Update.
6302 * dse.c (dse_step0): Update.
6303 (dse_step1): Update.
6304 * c-decl.c (store_parm_decls): Update.
6305 * local-alloc.c (combine_regs): Update.
6306 (find_free_reg): Update.
6307 * function.c (assign_parms_augmented_arg_list): Update.
6308 (assign_parm_find_data_types): Update.
6309 (assign_parms): Update.
6310 (allocate_struct_function): Update.
6311 (expand_function_start): Update.
6312 (expand_function_end): Update.
6313 (get_arg_pointer_save_area): Update.
6314 (thread_prologue_and_epilogue_insns): Update.
6315 (rest_of_match_asm_constraints): Update.
6316 * stor-layout.c (variable_size): Update.
6317 * gcse.c (gcse_main): Update.
6318 (bypass_jumps): Update.
6319 * gimplify.c (gimplify_function_tree): Update.
6320 * calls.c (emit_call_1): Update.
6321 (expand_call): Update.
6322 * bt-load.c (compute_defs_uses_and_gen): Update.
6323 * except.c (sjlj_assign_call_site_values): Update.
6324 (sjlj_emit_function_enter): Update.
6325 (can_throw_external): Update.
6326 (set_nothrow_function_flags): Update.
6327 (expand_builtin_unwind_init): Update.
6328 (expand_eh_return): Update.
6329 (convert_to_eh_region_ranges): Update.
6330 (output_function_exception_table): Update.
6331 * emit-rtl.c (gen_tmp_stack_mem): Update.
6332 * cfgexpand.c (expand_used_vars): Update.
6333 (tree_expand_cfg): Update.
6334 * cfgcleanup.c (rest_of_handle_jump): Update.
6335 * explow.c (allocate_dynamic_stack_space): Update.
6336 * varasm.c (assemble_start_function): Update.
6337 (force_const_mem): Update.
6338 (mark_constant_pool): Update.
6339 * tree-optimize.c (tree_rest_of_compilation): Update.
6340 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6341 * tree-cfg.c (notice_special_calls): Update.
6342 (is_ctrl_altering_stmt): Update.
6343 (tree_can_make_abnormal_goto): Update.
6344 (tree_purge_dead_abnormal_call_edges): Update.
6345 * config/alpha/predicates.md: Update.
6346 * config/alpha/alpha.c (alpha_sa_mask): Update.
6347 (alpha_sa_size): Update.
6348 (alpha_does_function_need_gp): Update.
6349 (alpha_expand_prologue): Update.
6350 (alpha_start_function): Update.
6351 (alpha_output_function_end_prologue): Update.
6352 (alpha_expand_epilogue): Update.
6353 * config/frv/frv.c (frv_stack_info): Update.
6354 (frv_expand_epilogue): Update.
6355 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6356 (s390_register_info): Update.
6357 (s390_frame_info): Update.
6358 (s390_init_frame_layout): Update.
6359 (s390_can_eliminate): Update.
6360 (save_gprs): Update.
6361 * config/spu/spu.c (spu_split_immediate): Update.
6362 (need_to_save_reg): Update.
6363 (spu_expand_prologue): Update.
6364 (spu_expand_epilogue): Update.
6365 * config/sparc/sparc.md: Update.
6366 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6367 (sparc_tls_got): Update.
6368 (legitimize_pic_address): Update.
6369 (sparc_emit_call_insn): Update.
6370 (sparc_expand_prologue): Update.
6371 (output_return): Update.
6372 (print_operand): Update.
6373 (sparc_function_ok_for_sibcall): Update.
6374 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6375 * config/m32r/m32r.md: Update.
6376 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6377 (m32r_compute_frame_size): Update.
6378 (m32r_expand_prologue): Update.
6379 (m32r_expand_epilogue): Update.
6380 (m32r_legitimize_pic_address): Update.
6381 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6382 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6383 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6385 (ix86_save_reg): Update.
6386 (ix86_compute_frame_layout): Update.
6387 (ix86_expand_prologue): Update.
6388 (ix86_expand_epilogue): Update.
6389 * config/sh/sh.c (output_stack_adjust): Update.
6390 (calc_live_regs): Update.
6391 (sh5_schedule_saves): Update.
6392 (sh_expand_prologue): Update.
6393 (sh_expand_epilogue): Update.
6394 (sh_setup_incoming_varargs): Update.
6395 (sh_allocate_initial_value): Update.
6396 (sh_get_pr_initial_val): Update.
6397 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6398 * config/sh/sh.md (label:): Update.
6399 * config/avr/avr.c (out_movhi_mr_r): Update.
6400 * config/crx/crx.h (enum): Update.
6401 * config/xtensa/xtensa.h (along): Update.
6402 * config/stormy16/stormy16.c Update.
6403 (xstormy16_compute_stack_layout): Update.
6404 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6405 (fr30_expand_prologue): Update.
6406 * config/cris/cris.c (cris_conditional_register_usage): Update.
6407 (cris_reg_saved_in_regsave_area): Update.
6408 (cris_initial_frame_pointer_offset): Update.
6409 (cris_simple_epilogue): Update.
6410 (cris_expand_prologue): Update.
6411 (cris_expand_epilogue): Update.
6412 (cris_expand_pic_call_address): Update.
6413 (cris_asm_output_symbol_ref): Update.
6414 (cris_asm_output_label_ref): Update.
6415 * config/cris/cris.md Update.
6416 * config/iq2000/iq2000.c (compute_frame_size): Update.
6417 (iq2000_expand_epilogue): Update.
6418 * config/mt/mt.h (save_direction): Update.
6419 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6420 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6421 (ia64_secondary_reload_class): Update.
6422 * config/m68k/m68k.c (m68k_save_reg): Update.
6423 (m68k_expand_prologue): Update.
6424 (m68k_expand_epilogue): Update.
6425 (legitimize_pic_address): Update.
6426 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6427 (first_reg_to_save): Update.
6428 (first_altivec_reg_to_save): Update.
6429 (compute_vrsave_mask): Update.
6430 (compute_save_world_info): Update.
6431 (rs6000_stack_info): Update.
6432 (spe_func_has_64bit_regs_p): Update.
6433 (rs6000_ra_ever_killed): Update.
6434 (rs6000_emit_eh_reg_restore): Update.
6435 (rs6000_emit_allocate_stack): Update.
6436 (rs6000_emit_prologue): Update.
6437 (rs6000_emit_epilogue): Update.
6438 (rs6000_output_function_epilogue): Update.
6439 (output_profile_hook): Update.
6440 (rs6000_elf_declare_function_name): Update.
6441 * config/rs6000/rs6000.h (rs6000_args): Update.
6442 * config/rs6000/rs6000.md: Update.
6443 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6444 * config/arc/arc.c (arc_output_function_epilogue): Update.
6445 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6446 * config/darwin.c (machopic_function_base_name): Update.
6447 * config/score/score3.c (score3_compute_frame_size): Update.
6450 (score3_epilogue): Update.
6451 * config/score/score7.c (score7_compute_frame_size): Update.
6452 (score7_prologue): Update.
6453 (score7_epilogue): Update.
6454 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6455 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6456 * config/arm/arm.c (use_return_insn): Update.
6457 (require_pic_register): Update.
6458 (arm_load_pic_register): Update.
6459 (arm_compute_save_reg0_reg12_mask): Update.
6460 (arm_compute_save_reg_mask): Update.
6461 (thumb1_compute_save_reg_mask): Update.
6462 (output_return_instruction): Update.
6463 (arm_output_function_prologue): Update.
6464 (arm_output_epilogue): Update.
6465 (arm_get_frame_offsets): Update.
6466 (arm_expand_prologue): Update.
6467 (thumb_pushpop): Update.
6468 (thumb_exit): Update.
6469 (thumb1_expand_prologue): Update.
6470 (thumb1_expand_epilogue): Update.
6471 (arm_unwind_emit): Update.
6472 (arm_output_fn_unwind): Update.
6473 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6474 * config/arm/arm.md: Update.
6475 * config/pa/pa.md: Update.
6476 * config/pa/pa.c (legitimize_pic_address): Update.
6477 (compute_frame_size): Update.
6478 (hppa_expand_prologue): Update.
6479 (hppa_expand_epilogue): Update.
6480 (borx_reg_operand): Update.
6481 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6482 (HARD_REGNO_RENAME_OK): Update.
6483 * config/mips/mips.c (mips_global_pointer): Update.
6484 (mips_save_reg_p): Update.
6485 (mips_compute_frame_info): Update.
6486 (mips_frame_pointer_required): Update.
6487 (mips_expand_prologue): Update.
6488 (mips_expand_epilogue): Update.
6489 (mips_can_use_return_insn): Update.
6490 (mips_reorg_process_insns): Update.
6491 * config/v850/v850.c (compute_register_save_size): Update.
6492 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6493 * config/mmix/mmix.c (along): Update.
6494 (mmix_expand_epilogue): Update.
6495 * config/bfin/bfin.c (legitimize_pic_address): Update.
6496 (must_save_p): Update.
6497 (stack_frame_needed_p): Update.
6498 (add_to_reg): Update.
6499 (bfin_expand_prologue): Update.
6500 * stmt.c (expand_asm_operands): Update.
6501 * reload1.c (reload): Update.
6502 (init_elim_table): Update.
6504 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6506 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6508 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6510 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6511 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6512 (mov<mode>): Removed.
6513 (*movv4sf_internal): Likewise.
6514 (*movv2df_internal): Likewise.
6516 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6518 * config.gcc (crx-*-elf): Remove deprecation.
6520 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6522 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6523 __gcc_deregister_frame with atexit.
6524 (deregister_frame_dtor): Remove.
6526 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6527 Nathan Sidwell <nathan@codesourcery.com>
6529 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6531 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6532 (rs6000_isel): Likewise.
6533 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6534 (rs6000_isel): New variable.
6535 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6537 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6540 * c-common.c (handle_vector_size_attribute): Call
6541 lang_hooks.types.reconstruct_complex_type instead of
6542 reconstruct_complex_type.
6543 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6544 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6545 * langhooks.h (struct lang_hooks_for_types): Add
6546 reconstruct_complex_type hook.
6547 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6548 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6550 2008-04-24 Richard Guenther <rguenther@suse.de>
6552 * c-common.h (check_builtin_function_arguments): Declare.
6553 * c-common.c (validate_nargs): New function.
6554 (check_builtin_function_arguments): Likewise.
6555 * c-typeck.c (build_function_call): Call
6556 check_builtin_function_arguments.
6557 * builtins.c (fold_builtin_classify): Remove error reporting code.
6558 (fold_builtin_unordered_cmp): Likewise.
6559 (fold_builtin_1): Likewise.
6560 (fold_builtin_n): Likewise.
6562 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6564 PR tree-optimization/36008
6565 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6566 the original op1, rather than delta by step.
6568 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6569 Sebastian Pop <sebastian.pop@amd.com>
6571 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6572 eliminate_local_variables_stmt, eliminate_local_variables,
6573 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6574 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6575 of code delimited by two edges in the CFG.
6576 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6577 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6578 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6579 the case of parallelisation of reductions.
6580 (expr_invariant_in_region_p): New.
6582 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6583 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6585 2008-04-24 Ira Rosen <irar@il.ibm.com>
6586 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/36034
6589 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6590 incapable of dealing with loads with gaps.
6592 2008-04-24 Rafael Espindola <espindola@google.com>
6594 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6595 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6596 vrp_evaluate_conditional.
6597 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6598 (vrp_evaluate_conditional): Split the cond argument.
6599 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6600 (simplify_stmt_for_jump_threading): Update call to
6601 vrp_evaluate_conditional.
6603 2008-04-24 Ira Rosen <irar@il.ibm.com>
6605 PR tree-optimization/35982
6606 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6607 interleaved data-refs are of the same type.
6609 2008-04-24 Danny Smith <dannysmith@users.net>
6611 * c-format.c (check_format_info_main): Use strncmp rather than a
6612 magic prefix to handle multichar length specs.
6613 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6614 Don't prefix "I64" and "I32" with '\0'.
6616 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6619 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6620 in registers for -m32 only if stdarg_p (fntype).
6622 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6624 PR rtl-optimization/36006
6625 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6626 temp to op0 in order to avoid invalid rtx sharing.
6628 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6630 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6631 check TREE_INVARIANT.
6632 * tree-gimple.c (is_gimple_address): New.
6633 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6634 * tree-gimple.h (is_gimple_address): New.
6635 * tree.h (decl_address_invariant_p): New.
6636 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6637 (build_string): Likewise.
6638 (decl_address_invariant_p): New, from is_gimple_invariant_address.
6639 (tree_invariant_p_1): Likewise.
6640 (save_expr): Use it.
6641 (tree_invariant_p): New.
6642 (skip_simple_arithmetic): Use it.
6643 (stabilize_reference_1): Use it.
6644 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
6646 (build1_stat): Drop code to compute TREE_INVARIANT.
6647 (build2_stat): Drop code to compute TREE_INVARIANT.
6648 (build3_stat): Drop code to compute TREE_INVARIANT.
6649 (build4_stat): Drop code to compute TREE_INVARIANT.
6650 (build5_stat): Drop code to compute TREE_INVARIANT.
6651 (build7_stat): Drop code to compute TREE_INVARIANT.
6652 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
6653 * tree.h (struct tree_base): Remove invariant_flag.
6654 (TREE_INVARIANT): Remove.
6655 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
6656 (fold_builtin_expect): Check TREE_CONSTANT.
6657 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
6658 * c-tree.h (c_expr_to_decl): Drop third parameter.
6659 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
6660 (build_c_cast): Don't set TREE_INVARIANT.
6661 (pop_init_level): Don't set TREE_INVARIANT.
6662 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
6663 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
6665 (gimplify_init_constructor): Don't set TREE_INVARIANT.
6666 (gimplify_addr_expr): Adjust comment.
6667 * tree-mudflap.c (mf_build_string):
6668 * print-tree.c (print_node): Don't print TREE_INVARIANT.
6669 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
6670 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
6671 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
6672 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
6673 * langhooks.h (struct lang_hooks): Drop third parameter from
6676 2008-04-23 Richard Guenther <rguenther@suse.de>
6678 PR tree-optimization/27799
6679 PR tree-optimization/32921
6680 PR tree-optimization/32624
6681 * tree-ssa-structalias.c (merge_smts_into): Only merge the
6682 SMTs aliases and the tag itself into the solution.
6683 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
6684 merge the points-to solution back into the SMT aliases.
6685 (may_alias_p): Use alias_set_subset_of instead of
6686 aliases_conflict_p. A pointer which points to
6687 memory with alias set zero may access any variable.
6689 2008-04-23 Richard Guenther <rguenther@suse.de>
6691 * alias.c (alias_set_subset_of): Correctly handle asking
6692 if zero is a subset of an alias set with zero child.
6693 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
6694 (compute_flow_insensitive_aliasing): Correctly walk all
6695 pointers. Do not unnecessarily union sets.
6697 2008-04-23 Richard Guenther <rguenther@suse.de>
6700 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
6702 2008-04-22 Tomas Bily <tbily@suse.cz>
6704 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
6706 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
6708 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
6709 * tree-ssa-structalias.c (get_constraint_for): Likewise.
6710 * tree-inline.c (estimate_num_insns_1): Likewise.
6711 * varasm.c (const_hash_1, compare_constant, copy_constant)
6712 (compute_reloc_for_constant, output_addressed_constants): Likewise.
6713 * emit-rtl.c (component_ref_for_mem_expr)
6714 (set_mem_attributes_minus_bitpos): Likewise.
6715 * expr.c (highest_pow2_factor, expand_expr_real_1, )
6716 (is_aligning_offset): Likewise.
6717 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
6718 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
6719 * dojump.c (do_jump): Likewise.
6720 * builtins.c (get_pointer_alignment, get_memory_rtx)
6721 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
6722 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
6724 2008-04-23 Jakub Jelinek <jakub@redhat.com>
6726 PR rtl-optimization/36017
6727 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
6728 expanding the library call.
6730 2008-04-22 Ian Lance Taylor <iant@google.com>
6732 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
6735 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
6737 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
6738 of LR/CTR moves for Power6.
6740 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
6743 * passes.c (init_optimization_passes): Remove
6744 pass_fast_rtl_byte_dce.
6746 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
6749 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
6750 builtin functions to generate faster code.
6751 (_mm_cvtpu16_ps): Ditto.
6752 (_mm_cvtpi32x2_ps): Ditto.
6754 2008-04-22 Nick Clifton <nickc@redhat.com>
6756 * common.opt (ftree-loop-distribution): Add Optimization
6759 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
6760 (frv_expand_builtin_va_start): Likewise.
6762 * config/arm/arm.c (thumb_find_work_register): Fix location of
6763 argument register count.
6765 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6767 Support scheduling for ColdFire V1 and V3 microarchitecture.
6768 Improve scheduling of multiplication instructions.
6770 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
6771 (mac): New instruction attribute.
6772 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
6773 (m68k_sched_mac): New variable.
6774 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
6775 Handle cfv1 and cfv3.
6776 (max_insn_size): New static variable.
6777 (struct _sched_ib): New type.
6778 (sched_ib): New static variable.
6779 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
6780 to fields of 'struct _sched_ib sched_ib'. Update all uses.
6781 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
6783 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
6784 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
6785 new variables. Update.
6786 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
6787 Add modeling of cfv3 instruction buffer. Update.
6788 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
6789 * config/m68k/m68k.h (TUNE_CFV3): New macro.
6790 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
6791 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
6792 a particular reservation applies to.
6793 (type2): Reorganize attribute values. Rename alu to alu_reg,
6794 alu_l to alu, move_l to omove. Join move to alu. Split mul
6796 (cf_ib_*): Simplify description of instruction buffer.
6797 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
6798 (cf_mem): Split into cf_mem1 and cf_mem2.
6799 (cf_v2_move_??): Rename to cfv12_alu_??.
6800 (cf_v2_move_l_??): Rename to cfv12_omove_??.
6801 (cf_v2_mul_??): Remove reservations.
6802 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
6803 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
6804 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
6806 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
6807 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
6808 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
6809 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
6810 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
6811 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
6812 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
6813 expansions of the above reservations for instructions of sizes
6816 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
6818 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
6820 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
6822 * coverage.c: Include tree-pass.h.
6823 (coverage_counter_alloc): Print da_file_name to the dump file.
6825 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
6827 * sbitmap.c (sbitmap_range_empty_p): New function.
6828 * sbitmap.h (sbitmap_range_empty_p): New function.
6829 * bitmap.h: Now includes obstack.h.
6831 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
6832 Kenneth Zadeck <zadeck@naturalbridge.com>
6834 * dbgcnt.def (ra_byte_scan): Added.
6835 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
6836 when the last hit happens for a counter.
6837 * timevar.def (TV_DF_BYTE_LR): New variable.
6838 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
6839 * passes.c (pass_fast_rtl_byte_dce): New pass.
6840 * fwprop.c (update_df): Added mode to call df_ref_create.
6841 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6842 DF_REF_EXTRACT_OFFSET.
6843 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
6844 DF_BYTE_LR_OUT, df_byte_lr): New macro.
6846 (df_ref_extract): Added mode field.
6847 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
6848 DF_REF_EXTRACT_OFFSET.
6849 (DF_REF_EXTRACT_MODE): New macro.
6850 (df_byte_lr_bb_info): New structure.
6851 (df_print_byte_regset, df_compute_accessed_bytes,
6852 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
6853 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
6854 df_byte_lr_simulate_uses,
6855 df_byte_lr_simulate_artificial_refs_at_top,
6856 df_byte_lr_simulate_artificial_refs_at_end,
6857 df_compute_accessed_bytes): New function.
6858 (df_ref_create): Add parameter.
6859 (df_byte_lr_get_bb_info): New inline function.
6860 * df-scan.c (df_ref_record, df_uses_record,
6861 df_ref_create_structure): Added mode parameter.
6862 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
6863 df_defs_record, df_uses_record, df_get_conditional_uses,
6864 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
6865 df_entry_block_defs_collect, df_exit_block_uses_collect):
6866 Added mode parameter to calls to df_ref_record, df_uses_record,
6867 df_ref_create_structure.
6868 (df_ref_equal_p, df_ref_compare): Added test for modes.
6869 (df_ref_create_structure): Added code to set mode. Renamed
6870 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
6871 DF_REF_EXTRACT_OFFSET.
6872 * df-core.c (df_print_byte_regset): New function.
6873 * df-byte-scan.c: New file.
6874 * df-problems.c (df_rd_transfer_function): Removed unnecessary
6875 calls to BITMAP_FREE.
6876 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
6877 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
6878 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
6879 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
6880 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
6881 df_byte_lr_local_compute, df_byte_lr_init,
6882 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
6883 df_byte_lr_transfer_function, df_byte_lr_free,
6884 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
6885 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
6886 df_byte_lr_simulate_uses,
6887 df_byte_lr_simulate_artificial_refs_at_top,
6888 df_byte_lr_simulate_artificial_refs_at_end): New function.
6889 * dce.c (byte_dce_process_block): New function.
6890 (dce_process_block): au is now passed in rather than computed
6891 locally. Changed loops that look at artificial defs to not look
6892 for conditional or partial ones, because there never are any.
6893 (fast_dce): Now is able to drive byte_dce_process_block or
6894 dce_process_block depending on the kind of dce being done.
6895 (rest_of_handle_fast_dce): Add parameter to fast_dce.
6896 (rest_of_handle_fast_byte_dce): New function.
6897 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
6898 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
6900 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
6903 * gcc.h: Added fortran options that take arguments to
6904 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
6907 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
6909 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
6910 scalarization if on the LHS and not a full access.
6912 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6914 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
6916 2008-04-18 Rafael Espindola <espindola@google.com>
6918 * tree-vrp.c (find_case_label_index): Fix the binary search.
6919 (find_case_label_range): New.
6920 (vrp_visit_switch_stmt): Use find_case_label_range.
6921 (simplify_switch_using_ranges): Use find_case_label_range.
6923 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
6925 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
6926 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
6928 2008-04-18 Tom Tromey <tromey@redhat.com>
6931 * doc/cpp.texi (Implementation-defined behavior): Mention
6934 2008-04-18 Ian Lance Taylor <iant@google.com>
6936 * fold-const.c (pointer_may_wrap_p): New static function.
6937 (fold_comparison): Add another test for pointer overflow. Use
6938 pointer_may_wrap_p to disable some false positives.
6940 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
6942 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
6943 (fname_as_string): Match updated cpp_interpret_string prototype.
6944 (fix_string_type): Support char16_t* and char32_t*.
6945 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
6946 derivative) nodes. Register as builtin if C++0x.
6947 (c_parse_error): Support CPP_CHAR{16,32}.
6948 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
6949 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
6950 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
6951 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
6952 CTI_CHAR32_ARRAY_TYPE>: New elements.
6953 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
6954 char32_type_node, signed_char32_type_node, char16_array_type_node,
6955 char32_array_type_node): New defines.
6956 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
6957 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
6958 (lex_string): Support CPP_STRING{16,32}, match updated
6959 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
6960 (lex_charconst): Support CPP_CHAR{16,32}.
6961 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
6962 and CPP_STRING{16,32}.
6964 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
6967 * aclocal.m4: Regenerate.
6968 * configure: Regenerate.
6970 2008-04-18 Jan Hubicka <jh@suse.cz>
6972 * except.c (dw2_size_of_call_site_table,
6973 sjlj_size_of_call_site_table): Use vector API for call_site_record.
6975 * cgraphbuild.c (build_cgraph_edges): Update.
6976 * tree-pass.h: Update comment.
6977 * final.c (leaf_function_p): Update.
6978 (leaf_renumber_regs): Update.
6979 (rest_of_clean_state): Update.
6980 * omp-low.c (expand_omp_parallel): Update.
6981 * ipa-reference.c (analyze_function): Update.
6982 * reorg.c (find_end_label): Update.
6983 (optimize_skip): Update.
6984 (fill_simple_delay_slots): Update.
6985 (fill_simple_delay_slots): Update.
6986 (make_return_insns): Update.
6987 (dbr_schedule): Update.
6988 * gimple-low.c (record_vars_into): Update.
6989 * cfgbuild.c (make_edges): Update.
6990 * function.c (assign_stack_local): Update.
6991 (assign_parm_adjust_stack_rtl): Update.
6992 (locate_and_pad_parm): Update.
6993 (allocate_struct_function): Do not initialize stack_alignment_needed
6994 and preferred_stack_boundary here.
6995 (stack_protect_prologue): Update.
6996 (stack_protect_epilogue): Update.
6997 (expand_function_start): Initialize stack_alignment_needed,
6998 preferred_stack_boundary and max_jumptable_ents.
6999 (expand_function_end): Update.
7000 (free_after_compilation): Do not NULLify epilogue_delay_list.
7001 * function.h (struct rtl_data): Add stack_protect_guard,
7002 stack_alignment_needed,
7003 preferred_stack_boundary, epilogue_delay_list.
7004 (struct function): Remove value_histograms, stack_alignment_needed,
7005 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7007 unexpanded_var_list, stack_protect_guard.
7008 (current_function_epilogue_delay_list): Remove.
7009 * ipa-type-escape.c (analyze_function): Update.
7010 * gimplify.c (pop_gimplify_context): Update comment.
7011 * calls.c (expand_call): Update.
7012 (emit_library_call_value_1): Update.
7013 * except.c (set_nothrow_function_flags): Update.
7014 * cfgexpand.c (get_decl_align_unit): Update.
7015 (create_stack_guard): Update.
7016 (estimated_stack_frame_size): Update.
7017 (expand_used_vars): Update.
7018 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7019 * explow.c (allocate_dynamic_stack_space): Update.
7020 * tree-ssa-live.c (remove_unused_locals): Update.
7021 * varasm.c (mark_constant_pool): Update.
7022 * tree-inline.c (remap_decls): Update.
7023 (initialize_cfun): Update.
7024 (declare_return_variable): Update.
7025 (inline_forbidden_p): Update.
7026 (expand_call_inline): Update.
7027 (declare_inline_vars): Update.
7028 (tree_function_versioning): Update.
7029 * tree-flow.h (value_histograms): New.
7030 (VALUE_HISTOGRAMS): New macro.
7031 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7033 * tree-cfg.c (set_bb_for_stmt): Update.
7034 (replace_by_duplicate_decl): Update.
7035 (move_block_to_fn): Update.
7036 (new_label_mapper): Update.
7037 (dump_function_to_file): Update.
7038 * ipa-struct-reorg.c (build_data_structure): Update.
7039 * cfgrtl.c (print_rtl_with_bb): Update.
7040 * reload1.c (reload): Update.
7042 * config/i386/i386.c (setup_incoming_varargs_64,
7043 ix86_compute_frame_layout): Update.
7044 * config/arc/arc.c (arc_output_function_epilogue): Update.
7046 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7048 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7049 for FreeBSD as well.
7050 * gthr-posix95.h: Likewise.
7052 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7054 PR rtl-optimization/35838
7055 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7056 out the byte offset of the first subreg.
7058 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7060 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7061 to split_ti instead of three separate calls with single member arrays.
7062 (subti3 splitter): Ditto.
7063 (adddi3 splitter): Ditto with split_di.
7064 (subdi3 splitter): Ditto.
7065 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7066 two separate calls with single member arrays. Swap match_dup
7067 operands 1 and 2 to better fit into the array.
7068 (negdi2 splitter): Ditto with split_di.
7069 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7070 two separate calls with single member arrays. Swap match_dup operands
7071 6 and 7 to better fit into the array.
7073 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7075 * config/i386/i386.c (sse_builtin_type): New.
7076 (bdesc_sse_args): Likewise.
7077 (bdesc_sse_3arg): Removed.
7078 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7079 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7080 IX86_BUILTIN_ROUNDPS.
7081 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7082 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7083 IX86_BUILTIN_ROUNDPS.
7084 (ix86_expand_sse_4_operands_builtin): Removed.
7085 (ix86_expand_sse_operands_builtin): New.
7086 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7087 and CODE_FOR_sse4_1_roundps.
7088 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7089 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7091 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7094 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7095 regs before frame pop when needed. If use_backchain_to_restore_sp
7096 then load backchain into a temp reg to restore vr and vrsave. Add
7097 code to restore vr after frame pop if possible.
7099 2008-04-17 Richard Guenther <rguenther@suse.de>
7101 * tree-vn.c (expressions_equal_p): Do not check type
7102 equality or compatibility before calling operand_equal_p.
7103 * fold-const.c (operand_equal_p): Check equivalence of
7104 integer constants before bailing out due to signedness or
7105 precision differences.
7106 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7107 spurious differences in type qualification. Ignore types
7108 for COMPONENT_REFs at all.
7110 2008-04-17 Christian Bruel <christian.bruel@st.com>
7112 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7113 msw_skip comparison.
7115 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7118 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7121 PR tree-optimization/35899
7122 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7123 rather than TREE_OPERAND.
7125 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7128 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7129 temporary registers. Change operand predicate to general_operand.
7130 (remainderxf3): Ditto.
7132 2008-04-16 Richard Guenther <rguenther@suse.de>
7134 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7135 * tree-affine.c (aff_combination_expand): Look through some
7138 2008-04-15 Doug Kwan <dougkwan@google.com>
7140 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7142 * tree-pretty-print.c (dump_generic_node): Ditto.
7143 * final.c (output_addr_const): Ditto.
7144 * dwarf2out.c (output_cfi): Ditto.
7145 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7146 * print-rtl.c (print_rtx): Ditto.
7147 * print-tree.c (print_node_brief, print_node): Ditto.
7148 * c-common.c (match_case_to_enum_1): Ditto.
7149 * sched-vis.c (print_value): Ditto.
7150 * config/i386/i386.c (print_operand): Cast to long unsigned int
7153 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7154 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7155 MS Windows VirtualProtect function.
7157 2008-04-15 Jan Hubicka <jh@suse.cz>
7159 * gengtype.c (write_root): Param_is argument is OK.
7160 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7161 * function.h: Include varray.h
7162 (rtl_eh): New stucture based on except.c one.
7163 (call_site_record): New forward declaration and vector type.
7164 * calls.c (emit_call_1): Do not call
7165 note_current_region_may_contain_throw.
7166 * except.c (eh_status): Remove cur_region, try_region since they are
7168 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7169 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7170 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7171 Remove call_site_data_used, call_site_data_size.
7172 Turn call_site_record into vector in function.h.
7173 (note_current_region_may_contain_throw): Remove.
7174 (get_exception_pointer, get_exception_filter): Do not take struct
7175 function argument; update.
7176 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7177 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7178 build_post_landing_pads, dw2_build_landing_pads,
7179 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7180 sjlj_emit_function_enter, sjlj_emit_function_enter,
7181 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7182 sjlj_build_landing_pads, finish_eh_generation,
7183 remove_exception_handler_label, remove_eh_handler,
7184 maybe_remove_eh_handler, add_reachable_handler,
7185 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7186 add_action_record, collect_one_action_chain, add_call_site,
7187 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7188 sjlj_output_call_site_table, output_function_exception_table,
7189 * except.h (note_current_region_may_contain_throw): Remove
7190 (get_exception_pointer, get_exception_filter): Do not take struct
7192 * Makefile.in (GTFILES): Put varargs before struct function.
7194 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7196 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7197 punt for STRING_CST.
7198 (get_constraint_for): Deal with STRING_CST here instead.
7200 2008-04-15 Richard Guenther <rguenther@suse.de>
7202 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7203 statements in a basic-block with a backward walk. Do not
7204 substitute into dead statements but instead remove those.
7206 2008-04-15 Richard Guenther <rguenther@suse.de>
7208 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7209 to zero, thus disable creation of SFTs.
7211 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7213 * tree-predcom.c (suitable_reference_p): Return false if the
7214 reference can throw.
7216 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7219 * c-decl.c (finish_decl): If extern or static var has variable
7220 size, set TREE_TYPE (decl) to error_mark_node.
7222 2008-04-15 Rafael Espindola <espindola@google.com>
7224 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7227 2008-04-15 Richard Guenther <rguenther@suse.de>
7229 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7230 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7231 (visit_reference_op_load): Do walk vuse-vdef chains on
7232 vn_reference_lookup.
7233 (visit_reference_op_store): But do not here.
7234 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7235 vn_reference_lookup.
7236 (vn_lookup_with_vuses): But do so here.
7238 2008-04-14 Ian Lance Taylor <iant@google.com>
7240 * fold-const.c (fold_overflow_warning): Remove assertion.
7242 2008-04-15 Ben Elliston <bje@au.ibm.com>
7244 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7245 temp1 local variables.
7247 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7250 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7251 ".text.unlikely" section as executable.
7253 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7255 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7256 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7257 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7258 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7259 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7260 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7261 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7263 2008-04-14 Ian Lance Taylor <iant@google.com>
7265 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7266 * fold-const.c (fold_comparison): If appropriate, test
7267 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7268 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7269 reassociating a pointer type.
7270 * doc/invoke.texi (Optimize Options): Document that
7271 -fstrict-overflow applies to pointer wraparound.
7273 2008-04-13 Jan Hubicka <jh@suse.cz>
7275 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7277 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7279 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7280 we are going to "save the world".
7282 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7284 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7285 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7286 operand 0 constraint, not "=".
7288 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7290 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7292 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7294 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7295 of size of positions_needed * CHAR_BIT.
7297 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7300 * dse.c (store_info): Change positions_needed to unsigned
7302 (lowpart_bitmask): New.
7303 (record_store): Cast to unsigned HOST_WIDE_INT for
7304 positions_needed. Assert width <= size of positions_needed *
7305 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7306 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7307 lowpart_bitmask to set mask.
7309 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7311 * config/bfin/constraints.md: New file.
7312 * config/bfin/bfin.md: Include it.
7313 (adddi3): Use satisfies_constraint functions instead of the old macros.
7314 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7315 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7316 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7317 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7318 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7319 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7320 EXTRA_CONSTRAINT): Delete.
7321 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7322 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7324 * config/bfin/bfin.c: Include "tm-constrs.h".
7325 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7326 Use satisfies_constraint functions instead of the old macros.
7327 * doc/md.texi (Blackfin Constraints): Update file name reference.
7329 2008-04-11 Richard Guenther <rguenther@suse.de>
7331 PR tree-optimization/35869
7332 * tree-vrp.c (execute_vrp): Move switch statement update after
7333 jump threading. Schedule another cfg cleanup run.
7335 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7338 * attribs.c (decl_attributes): Return early on errorneous node.
7340 2008-04-10 Oleg Ryjkov <olegr@google.com>
7342 * tree.h (struct tree_base): Added a new flag default_def_flag.
7343 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7345 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7347 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7349 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7352 * pa.md: Define mode iterator P. Define mode attribute dwc.
7353 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7354 (icacheflush): Likewise.
7355 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7356 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7358 2008-04-11 Ben Elliston <bje@au.ibm.com>
7360 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7362 2008-04-10 Rafael Espindola <espindola@google.com>
7364 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7365 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7366 (extract_range_from_expr): The same.
7368 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7370 * config/mips/mips.md (GPR2): New mode iterator.
7372 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7373 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7374 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7375 Rewrite these to take two modes, the mode of comparison and the
7376 mode of the destination.
7377 * config/mips/mips.c (mips_expand_scc): Instead of having
7378 paradoxical subreg as destination, expand "narrowing" scc if mode
7379 of comparison is SI and target is requested in DI mode.
7380 (mips_emit_int_order_test): Update comment. Make mode of
7381 comparison match CMP0 rather than TARGET. When creating inverse
7382 target use mode of TARGET.
7384 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7386 * gcov-dump.c (tag_summary): Only print summaries for the first
7387 GCOV_COUNTERS_SUMMABLE counters.
7389 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7391 * config/i386/i386.md (absneg): New code iterator.
7392 (absnegprefix): New code attribute.
7393 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7394 patterns using absneg code iterator.
7395 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7396 using absneg code iterator.
7397 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7398 *neg<mode>2 patterns using absneg code iterator.
7399 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7400 *negextendsfdf2 patterns using absneg code iterator.
7401 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7402 *negextendsfxf2 patterns using absneg code iterator.
7403 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7404 *negextendsfdf2 patterns using absneg code iterator.
7405 * config/i386/sse.md (<code><mode>2): Macroize expander from
7406 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7408 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7410 * config/s390/s390.h: Remove the remains of the recent search
7411 & replace action of current_function_outgoing_args_size.
7413 2008-04-10 Ira Rosen <irar@il.ibm.com>
7415 PR tree-optimization/35821
7416 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7417 NEW_STMT_LIST is not NULL.
7419 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7422 * toplev.c (process_options): Remove -ffunction-sections debugging
7425 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7427 PR middle-end/PR28690
7428 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7429 than gen_rtx_fmt_ee to perform more canonicalizations.
7431 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7434 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7436 2008-04-09 Richard Guenther <rguenther@suse.de>
7438 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7439 (dump_function_to_file): Dump function arguments with types.
7441 2008-04-08 Richard Guenther <rguenther@suse.de>
7443 * fold-const.c (fold_widened_comparison): Do not allow
7444 sign-changes that change the result.
7446 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7449 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7450 kinds of indirect references.
7452 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7454 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7455 GNU Fortran language string.
7457 2008-04-08 Rafael Espindola <espindola@google.com>
7459 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7460 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7461 * tree.h (tree_call_nonnegative_warnv_p): New.
7463 2008-04-08 Jan Hubicka <jh@suse.cz>
7465 * function.c (free_after_compilation): Clear out regno_reg_rtx
7468 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7471 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7473 PR middle-end/PR28690
7474 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7475 same precedence as REG_POINTER and MEM_POINTER operands.
7477 2008-04-08 Richard Guenther <rguenther@suse.de>
7480 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7481 for adding index to base.
7483 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7485 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7486 (MINGW_ENABLE_EXECUTE_STACK): New.
7487 (IN_LIBGCC2): For libgcc include windows.h file for
7488 function declarations.
7490 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7492 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7493 and tem2 if tem1 is not a REG or MULT.
7495 2008-04-08 Jan Hubicka <jh@suse.cz>
7497 * function.h (incomming_args): Break out of struct function.
7498 (function_subsections): Break out of struct function.
7499 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7500 return_rtx and hard_reg_initial_vals from struct function.
7501 Kill inl_max_label_num.
7502 (current_function_pops_args, current_function_args_info,
7503 current_function_args_size, current_function_args_size,
7504 current_function_pretend_args_size,
7505 current_function_outgoing_args_size,
7506 current_function_internal_arg_pointer, current_function_return_rtx):
7507 Kill compatibility accestor macros.
7508 * builtins.c (expand_builtin_apply_args_1): Update.
7509 (expand_builtin_next_arg): Update.
7510 * df-scan.c (df_get_call_refs): Update.
7511 * dbxout.c (dbxout_function_end): Update.
7512 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7513 (output_line_info): Update.
7514 (secname_for_decl): Update.
7515 (dwarf2out_var_location): Update.
7516 * function.c (free_after_compilation): Update.
7517 (assign_parm_find_stack_rtl): Update.
7518 (assign_parms): Update.
7519 (expand_dummy_function_end): Update.
7520 (expand_function_end): Update.
7521 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7522 (expand_call): Update.
7523 (emit_library_call_value_1): Update.
7524 (store_one_arg): Update.
7525 * varasm.c (initialize_cold_section_name): Update.
7526 (unlikely_text_section): Update.
7527 (unlikely_text_section_p): Update.
7528 (assemble_start_function): Update.
7529 (assemble_end_function): Update.
7530 (default_section_type_flags): Update.
7531 (switch_to_section): Update.
7532 * integrate.c (set_decl_abstract_flags): Update.
7533 (get_hard_reg_initial_val): Update.
7534 (has_hard_reg_initial_val): Update.
7535 (allocate_initial_values): Update.
7536 * resource.c (init_resource_info): Update.
7537 * config/alpha/alpha.c (NUM_ARGS): Update.
7538 (direct_return): Update.
7539 (alpha_va_start): Update.
7540 (alpha_sa_size): Update.
7541 (alpha_initial_elimination_offset): Update.
7542 (alpha_expand_prologue): Update.
7543 (alpha_start_function): Update.
7544 (alpha_expand_epilogue): Update.
7545 (unicosmk_initial_elimination_offset):
7546 * config/alpha/alpha.md (call expander): Update.
7547 * config/s390/s390.c (s390_register_info): Update.
7548 (s390_register_info): Update.
7549 (s390_frame_info): Update.
7550 (s390_initial_elimination_offset): Update.
7551 (s390_build_builtin_va_list): Update.
7552 (s390_va_start): Update.
7553 * config/spu/spu.c (direct_return): Update.
7554 (spu_expand_prologue): Update.
7555 (spu_initial_elimination_offset): Update.
7556 (spu_build_builtin_va_list): Update.
7557 (spu_va_start): Update.
7558 * config/sparc/sparc.c (sparc_init_modes): Update.
7559 (sparc_compute_frame_size): Update.
7560 (function_value): Update.
7561 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7562 * config/i386/i386.md (return expander): Update.
7563 * config/i386/i386.c (ix86_va_start): Update.
7564 (ix86_can_use_return_insn_p): Update.
7565 (ix86_compute_frame_layout): Update.
7566 (ix86_expand_epilogue): Update.
7567 * config/sh/sh.c (output_stack_adjust): Update.
7568 (calc_live_regs): Update.
7569 (sh_expand_prologue): Update.
7570 (sh_builtin_saveregs): Update.
7571 (sh_va_start): Update.
7572 (initial_elimination_offset): Update.
7573 (sh_allocate_initial_value): Update.
7574 (sh_function_ok_for_sibcall): Update.
7575 (sh_get_pr_initial_val): Update.
7576 * config/sh/sh.md (return expander): Update.
7577 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7578 * config/crx/crx.c (crx_compute_frame): UPdate.
7579 (crx_initial_elimination_offset): UPdate.
7580 * config/xtensa/xtensa.c (compute_frame_size): Update
7581 (xtensa_builtin_saveregs): Update.
7582 (xtensa_va_start): Update.
7583 (order_regs_for_local_alloc): Update.
7584 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7585 (xstormy16_expand_builtin_va_start): Update.
7586 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7587 * config/m68hc11/m68hc11.md (return expanders): Update.
7588 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7589 (expand_epilogue): Update.
7590 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7591 (cris_simple_epilogue): Update.
7592 (cris_expand_prologue): Update.
7593 (cris_expand_epilogue): Update.
7594 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7595 (compute_frame_size): Update.
7596 * config/mt/mt.c (mt_compute_frame_size): Update.
7597 * config/mn10300/mn10300.c (expand_prologue): Update.
7598 (expand_epilogue): Update.
7599 (initial_offset): Update.
7600 (mn10300_builtin_saveregs):
7601 * config/mn10300/mn10300.md (return expander): Update.
7602 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7603 (ia64_initial_elimination_offset): Update.
7604 (ia64_initial_elimination_offset): Update.
7605 (ia64_expand_prologue): Update.
7606 * config/m68k/m68k.md (return expander): Update.
7607 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7608 (rs6000_stack_info): Update.
7609 * config/mcore/mcore.c (layout_mcore_frame): Update.
7610 (mcore_expand_prolog): Update.
7611 * config/arc/arc.c (arc_compute_frame_size): Update.
7612 * config/score/score3.c (score3_compute_frame_size): Update.
7613 * config/score/score7.c (score7_compute_frame_size): Update.
7614 * config/arm/arm.c (use_return_insn): Update.
7615 (thumb_find_work_register): Update.
7616 (arm_compute_save_reg_mask): Update.
7617 (arm_output_function_prologue): Update.
7618 (arm_output_epilogue): Update.
7619 (arm_size_return_regs): Update.
7620 (arm_get_frame_offsets): Update.
7621 (arm_expand_prologue): Update.
7622 (thumb_exit): Update.
7623 (thumb_unexpanded_epilogue): Update.
7624 (thumb1_output_function_prologue): Update.
7625 * config/pa/pa.md (return expander): Update.
7626 * config/pa/pa.c (compute_frame_size): Update.
7627 (hppa_builtin_saveregs): Update.
7628 * config/mips/mips.c (mips_va_start): Update.
7629 (mips16_build_function_stub): Update.
7630 (mips_compute_frame_info): Update.
7631 (mips_restore_gp): Update.
7632 (mips_output_function_prologue): Update.
7633 (mips_expand_prologue): Update.
7634 * config/v850/v850.c (compute_frame_size): Update.
7635 (expand_prologue): * config/mmix/mmix.c (along): update.
7636 (mmix_initial_elimination_offset): update.
7637 (mmix_reorg): update.
7638 (mmix_use_simple_return): update.
7639 (mmix_expand_prologue): update.
7640 (mmix_expand_epilogue): Update.
7641 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
7642 (emit_link_insn): Update.
7644 2008-04-08 Anatoly Sokolov <aesok@post.ru>
7646 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
7647 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
7649 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
7652 2008-04-07 Jan Hubicka <jh@suse.cz>
7654 * function.h (rtl): Rename to x_rtl.
7656 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
7657 frame_offset, stack_check_probe_note, arg_pointer_save_area,
7658 used_temp_slots avail_temp_slots, temp_slot_level,
7659 nonlocal_goto_handler_labels): Update accesstors.
7660 (rtl): New global variable.
7661 (struct function): Move some fileds to rtl_data.
7662 (get_arg_pointer_save_area): Update prototype.
7663 * builtins.c (expand_builtin_setjmp_receiver): Update call of
7664 get_arg_pointer_save_area.
7665 * expr.c (init_expr): Update
7666 * function.c (get_frame_size): Update
7667 (assign_stack_local): Update
7668 (expand_function_end): Update.
7669 (get_art_pointer_save_area): Update
7671 * emit-rtl.c (rtl): Declare.
7672 (regno_reg_rtx): Declare.
7673 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
7675 (gen_reg_rtx): Update.
7676 * varasm.c (n_deferred_constatns): Update accestor.
7677 (init_varasm_status): Do not allocate varasm_status.
7678 (force_const_mem, get_pool_size, output_constant_pool): Update.
7679 * stmt.c (force_label_rtx): Do not use x_ prefixes.
7680 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
7681 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
7682 * sparc/sparc.h (INIT_EXPANDERS): Update.
7683 * ia64/ia64.h (INIT_EXPANDERS): Update.
7685 2008-04-07 James E. Wilson <wilson@tuliptree.org>
7687 * reload.c (push_secondary_reload): Add missing break to for loop.
7689 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7691 PR middle-end/PR28690
7692 * rtlanal.c: Update copyright years.
7693 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
7694 as REG_POINTER and MEM_POINTER operands.
7695 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
7696 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
7697 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
7698 * gcse.c: Update copyright years.
7699 (pre_delete): Call gen_reg_rtx_and_attrs.
7700 (hoist_code): Likewise.
7701 (build_store_vectors): Likewise.
7702 (delete_store): Likewise.
7703 * loop-invariant.c (move_invariant_reg): Likewise.
7704 Update copyright years.
7706 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
7708 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
7709 control string instead of quoted.
7711 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
7713 * doc/rtl.texi: Rewrite of subreg section.
7715 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
7718 * config/i386/i386.c (legitimize_pic_address): Add treating
7719 of dllimport SYM_REF's.
7720 (legitimize_dllimport_symbol): Add prototype.
7722 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7724 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
7725 reference in constructor with non self-referential type.
7727 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
7729 Removal of Return with Depressed Stack Pointer support
7730 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
7731 (ECF_SP_DEPRESSED): Likewise.
7732 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
7733 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
7734 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7735 (expand_call): Do not test ECF_SP_DEPRESSED.
7736 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7737 * function.c (keep_stack_depressed): Delete.
7738 (handle_epilogue_set): Likewise.
7739 (update_epilogue_consts): Likewise.
7740 (emit_equiv_load): Likewise.
7741 (thread_prologue_and_epilogue_insns): Remove support for Return with
7742 Depressed Stack Pointer.
7743 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
7745 2008-04-06 Richard Guenther <rguenther@suse.de>
7747 PR tree-optimization/35400
7748 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
7749 information from SSA_NAMEs.
7751 2008-04-06 Anatoly Sokolov <aesok@post.ru>
7753 * config/avr/avr.h (avr_mega_p): Remove declaration.
7754 (AVR_MEGA): Remove macro.
7755 * config/avr/avr.c (avr_mega_p): Remove variable.
7756 (avr_override_options): Remove inicializion of avr_mega_p.
7757 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7758 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
7759 (avr_jump_mode): (Ditto.).
7760 (avr_output_progmem_section_asm_op): (Ditto.).
7761 (avr_asm_init_sections): (Ditto.).
7762 (avr_asm_init_sections): (Ditto.).
7763 (avr_rtx_costs): (Ditto.).
7764 * config/avr/avr.md: (Ditto.).
7765 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
7768 2008-04-06 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/35842
7771 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
7772 is_gimple_invariant_address.
7774 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7776 * gcc.c (default_compilers): Sync Fortran extensions list with
7777 that in fortran/lang-specs.h.
7778 * doc/invoke.texi: Likewise.
7779 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
7780 * dwarf2out.c (gen_compile_unit_die): Likewise.
7782 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
7784 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
7786 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
7789 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
7790 attribute is used for nested functions.
7792 2008-04-05 Jan Hubicka <jh@suse.cz>
7794 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
7796 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
7798 (dump_files): Update.
7799 (enable_rtl_dump_file): Do not accept letter argument.
7800 * tree-pass.h (dump_file_info): Remove letter argument.
7801 * toplev.c (decode_d_option): Update -da handling.
7802 * toplev.h (enable_rtl_dump_file): Update prototype.
7803 * passes.c (register_one_dump_file): Do not accept IPA argument; work
7804 it out based on pass type.
7805 (register_dump_files_1): Likewise.
7806 (init_optimization_passes): Update register_one_dump_file calls.
7807 (execute_one_pass): Sanity check that IPA passes are called at IPA
7808 level and RTL passes at RTL level.
7809 (execute_pass_list): IPA pass can not be after or subpass of
7811 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
7812 disallov RTL subpasses of IPA subpasses.
7814 2008-04-05 Ben Elliston <bje@au.ibm.com>
7816 * tree-cfg.c (need_fake_edge_p): Return false for calls to
7817 builtins that return exactly once and do not throw. Cache call to
7820 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
7822 PR rtl-optimization/34916
7824 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
7825 between instruction pairs.
7827 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
7829 * doc/invoke.texi: Document -mbitops for SH.
7830 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
7831 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
7832 * config/sh/sh.c (print_operand): Add %t operand code.
7833 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
7834 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
7835 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
7836 (extendqihi2): Likewise.
7837 (movqi_i): Likewise.
7838 (insv): Use bset, bclr and bst instructions for SH2A if possible.
7839 (extv): Use bld instruction for SH2A if possible.
7841 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
7842 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
7843 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
7844 (bset.b, bclr.b): Define peepholes.
7845 * config/sh/sh.opt (mbitops): New option.
7847 2008-04-04 Janis Johnson <janis187@us.ibm.com>
7850 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
7851 and view convert expression.
7853 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7856 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7858 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
7860 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
7862 * config/i386/cpuid.h (bit_AES): New.
7863 (bit_PCLMUL): Likewise.
7865 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
7866 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
7867 SSE2 if AES or PCLMUL is enabled.
7868 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
7869 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7870 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
7871 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
7872 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
7873 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
7874 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
7875 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
7876 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
7877 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
7878 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
7879 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
7880 __builtin_ia32_aeskeygenassist128 and
7881 __builtin_ia32_pclmulqdq128.
7882 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
7883 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
7884 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
7886 * config/i386/i386.h (TARGET_AES): New.
7887 (TARGET_PCLMUL): Likewise.
7888 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
7890 * config/i386/i386.md (UNSPEC_AESENC): New.
7891 (UNSPEC_AESENCLAST): Likewise.
7892 (UNSPEC_AESDEC): Likewise.
7893 (UNSPEC_AESDECLAST): Likewise.
7894 (UNSPEC_AESIMC): Likewise.
7895 (UNSPEC_AESKEYGENASSIST): Likewise.
7896 (UNSPEC_PCLMUL): Likewise.
7898 * config/i386/i386.opt (maes): New.
7899 (mpclmul): Likewise.
7901 * config/i386/sse.md (aesenc): New pattern.
7902 (aesenclast): Likewise.
7904 (aesdeclast): Likewise.
7906 (aeskeygenassist): Likewise.
7907 (pclmulqdq): Likewise.
7909 * config/i386/wmmintrin.h: New.
7911 * doc/extend.texi: Document AES and PCLMUL built-in function.
7913 * doc/invoke.texi: Document -maes and -mpclmul.
7915 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
7917 * function.c (free_after_parsing): Replace with
7918 cxx_push_function_context from C++ front-end.
7919 (allocate_struct_function): Don't call langhook.
7920 * langhooks.h (struct lang_hooks_for_functions): Delete.
7921 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
7923 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
7924 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
7925 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
7926 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
7927 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
7928 remove LANG_HOOKS_FUNCTION_INITIALIZER.
7929 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
7931 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
7932 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
7934 2008-04-04 Jakub Jelinek <jakub@redhat.com>
7937 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
7940 2008-04-04 Richard Guenther <rguenther@suse.de>
7943 * fold-const.c (optimize_minmax_comparison): Use the correct
7944 type for the constant in the simplified comparison.
7946 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
7948 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
7949 Pass L2 size as "--param l2-cache-size" to the compiler.
7950 (decode_l2_cache): New function to decode L2 cache parameters using
7951 0x8000006 extended cpuid function.
7952 (detect_caches_amd): Determine parameters of L2 cache using
7953 decode_l2_caches function.
7954 (decode_caches_intel): Decode L2 cache parameters.
7955 (detect_caches_intel): Determine L2 cache parameters using
7956 decode_caches_intel and decode_l2_caches functions.
7958 2008-04-03 Bob Wilson <bob.wilson@acm.org>
7960 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
7961 secondary input reload for subword loads from the constant pool.
7963 2008-04-03 Janis Johnson <janis187@us.ibm.com>
7966 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
7967 constants of the appropriate size for runtime calculations.
7970 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
7971 decimal-float literal constant zero.
7973 2008-04-03 Jakub Jelinek <jakub@redhat.com>
7976 * c-parser.c (c_parser_omp_atomic): Call
7977 default_function_array_conversion on the RHS.
7980 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
7981 call is_variable_sized if decl has incomplete type.
7983 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
7985 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
7987 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
7989 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
7991 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
7992 (sgt<u>): Merge sgt and sgtu into new expander.
7993 (sgt, sgtu): Remove expanders.
7994 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
7995 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
7996 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
7997 *sgtu_<mode>_mips16 into new pattern.
7998 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
7999 (sge<u>): Merge sge and sgeu into new expander.
8000 (sge, sgeu): Remove expanders.
8001 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8003 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8004 (slt<u>): Merge slt and sltu into new expander.
8005 (slt, sltu): Remove expanders.
8006 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8007 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8008 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8009 *sltu_<mode>_mips16 into new pattern.
8010 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8011 (sle<u>): Merge sle and sleu into new expander.
8012 (sle, sleu): Remove expanders.
8013 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8014 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8015 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8016 *sleu_<mode>_mips16 into new pattern.
8017 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8019 2008-04-03 Jan Hubicka <jh@suse.cz>
8021 PR tree-optimization/35795
8022 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8023 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8024 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8025 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8026 * score/score3.c (score3_output_mi_thunk): Likewise.
8027 * score/score7.c (score7_output_mi_thunk): Likewise.
8028 * mips/mips.c (mips_output_mi_thunk): Likewise.
8030 2008-04-03 Richard Guenther <rguenther@suse.de>
8032 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8033 conversions. Simplify code.
8035 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8037 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8039 2008-04-03 Tom Tromey <tromey@redhat.com>
8040 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8042 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8043 * config/bfin/t-bfin-linux (generated_files): Add
8044 linux-sysroot-suffix.h.
8045 * doc/install.texi (Prerequisites): Require make 3.80.
8046 * doc/sourcebuild.texi (Front End Directory): Document new
8048 * Makefile.in (generated_files): New variable.
8049 (ALL_HOST_OBJS): New variable.
8050 ($(ALL_HOST_OBJS)): New target.
8052 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8054 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8055 (remap_block): Call id->transform_lang_insert_block instead
8057 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8058 Set id.transform_lang_insert_block to NULL.
8059 (clone_body): Move to cp/optimize.c
8060 * tree-inline.h (struct copy_body_data): Change
8061 transform_lang_insert_block to function pointer.
8062 (copy_generic_body, copy_decl_no_change): Export.
8063 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8064 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8065 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8067 * c-tree.h (insert_block): Kill.
8068 * c-decl.c (insert_block): Kill.
8070 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8072 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8073 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8074 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8076 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8077 argument, call {push,pop}_function_context from here.
8078 * c-parser.c: Use c_{push,pop}_function_context.
8080 * function.c (push_function_context_to): Move meat ...
8081 (push_function_context): ... here. Simplify.
8082 * function.c (pop_function_context_from): Move meat ...
8083 (pop_function_context): ... here. Simplify.
8084 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8086 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8087 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8088 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8089 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8091 2008-04-03 Ben Elliston <bje@au.ibm.com>
8093 * expmed.c (extract_force_align_mem_bit_field): Remove.
8095 2008-04-03 Richard Guenther <rguenther@suse.de>
8098 * expr.h (try_casesi): Adjust prototype.
8099 * expr.c (try_casesi): Take fallback label as extra parameter.
8100 Use that for gen_casesi if default_label is NULL.
8101 * stmt.c (expand_case): Pass fallback label to try_casesi,
8102 make sure to fill gaps with a fallback label if default_label
8105 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8108 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8110 2008-04-03 Ben Elliston <bje@au.ibm.com>
8112 * expmed.c (extract_split_bit_field): Remove if (0) code.
8113 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8114 (do_ds_constraint): Likewise.
8116 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8118 * doc/cppopts.texi (-dU): Document.
8119 * c-common.h (flag_dump_macros): Update comment.
8120 * c-opts.c (handle_OPT_d): Handle -dU.
8121 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8122 dump_queued_macros, cb_used_define, cb_used_undef): New.
8123 (init_pp_output): Handle -dU.
8124 (cb_line_change): Call dump_queued_macros.
8125 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8127 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8129 * config/avr/predicates.md (io_address_operand): New predicate.
8130 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8131 * config/avr/avr.c (avr_io_address_p): Remove function.
8132 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8133 'avr_io_address_p' function.
8134 (out_movhi_r_mr): (Ditto.).
8135 (out_movqi_mr_r): (Ditto.).
8136 (out_movhi_mr_r): (Ditto.).
8137 (avr_address_cost): (Ditto.).
8139 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8141 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8142 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8143 in 32bit mode when XMM registers are available to avoid store
8145 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8146 corresponding post-reload splitters.
8148 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8150 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8151 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8152 __builtin_ia32_roundss.
8153 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8154 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8155 __builtin_ia32_roundss.
8156 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8157 IX86_BUILTIN_SHUFPD here.
8159 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8161 * config/i386/i386.md (plogic): New.
8162 (plogicprefix): Likewise.
8164 * config/i386/mmx.md (mmx_<code><mode>3): New.
8165 (mmx_and<mode>3): Removed.
8166 (mmx_ior<mode>3): Likewise.
8167 (mmx_xor<mode>3): Likewise.
8169 * config/i386/sse.md (<code><mode>3): New.
8170 (*<code><mode>3): Likewise.
8171 (*<code><mode>3): Likewise.
8172 (<code><mode>3): Likewise.
8173 (*sse_<code><mode>3): Likewise.
8174 (*sse2_<code><mode>3): Likewise.
8175 (<code>tf3): Likewise.
8176 (*<code>tf3): Likewise.
8177 (and<mode>3): Likewise.
8178 (*and<mode>3): Likewise.
8179 (ior<mode>3): Removed.
8180 (*ior<mode>3): Likewise.
8181 (xor<mode>3): Likewise.
8182 (*xor<mode>3): Likewise.
8183 (*and<mode>3): Likewise.
8184 (*ior<mode>3): Likewise.
8185 (*xor<mode>3): Likewise.
8186 (and<mode>3): Likewise.
8187 (*sse_and<mode>3): Likewise.
8188 (*sse2_and<mode>3): Likewise.
8190 (*andtf3): Likewise.
8191 (ior<mode>3): Likewise.
8192 (*sse_ior<mode>3): Likewise.
8193 (*sse2_ior<mode>3): Likewise.
8195 (*iortf3): Likewise.
8196 (xor<mode>3): Likewise.
8197 (*sse_xor<mode>3): Likewise.
8198 (*sse2_xor<mode>3): Likewise.
8200 (*xortf3): Likewise.
8202 2008-04-02 Richard Guenther <rguenther@suse.de>
8204 PR tree-optimization/14495
8205 PR tree-optimization/34793
8206 * tree-vrp.c (struct switch_update): New structure.
8207 (to_remove_edges, to_update_switch_stmts): New VECs.
8208 (simplify_switch_using_ranges): New function. Remove not taken
8209 case labels and edges.
8210 (simplify_stmt_using_ranges): Call it.
8211 (identify_jump_threads): Mark edges we have queued for removal
8212 so we don't thread them.
8213 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8215 * tree-cfg.c (group_case_labels): Deal with missing default label.
8216 (tree_verify_flow_info): Allow missing default label.
8217 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8218 (emit_case_nodes): Likewise.
8219 (expand_case): Do not rely on the default label to be present.
8220 * expr.c (try_casesi): Deal with NULL default_label.
8221 (do_tablejump): Likewise.
8223 2008-04-02 Richard Guenther <rguenther@suse.de>
8225 PR tree-optimization/14495
8226 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8227 SWITCH_EXPR here ...
8228 (vrp_visit_switch_stmt): ... but here (new function).
8229 (find_case_label_index): New helper function.
8230 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8232 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8234 * fwprop.c: Fix ISO-C99ism.
8236 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8239 * Makefile.in (objdir): Set it here.
8240 * configure.ac: Not here. Find dynamic linker characteristics.
8241 * exec-tool.in: Use them.
8242 * aclocal.m4: Regenerate.
8243 * configure: Regenerate.
8245 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8247 * expr.c (expand_var): Delete it.
8248 * expr.h (expand_var): Delete prototype.
8249 * function.c (expand_function_start): Use expand_decl instead.
8250 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8253 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8255 PR rtl-optimization/35542
8256 * fwprop.c (forward_propagate_and_simplify): Replace
8257 loc_reg_mentioned_in_p with reg_mentioned_p.
8259 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8261 PR rtl-optimization/35281
8262 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8263 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8264 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8265 (varying_mem_p): Move above propagate_rtx.
8266 (all_uses_available_at): Do not check MEMs.
8268 2008-04-02 Rafael Espindola <espindola@google.com>
8270 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8271 (register_edge_assert_for_2): Split the cond argument.
8272 (register_edge_assert_for_1): Adjust for the change in
8273 register_edge_assert_for_2.
8274 (register_edge_assert_for): Split the cond argument.
8275 (find_switch_asserts): Adjust for the change in
8276 register_edge_assert_for.
8278 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8280 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8281 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8282 offsets for 64-bit mingw.
8283 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8284 abi for x86_64-pc-mingw.
8286 2008-04-02 Richard Guenther <rguenther@suse.de>
8288 * tree-vrp.c (extract_range_from_assert): Make sure to not
8289 produce range min/max with TREE_OVERFOW set.
8290 If merging a anti-range and a range keep the anti-range if
8291 the range covers all values of the type.
8292 (register_edge_assert_for_2): Only allow sign-changing
8293 conversions in detecting canonical range checks. Also
8294 register an assert for the unsigned name if useful.
8296 PR tree-optimization/35787
8297 * tree-vrp.c (vrp_val_max): New function.
8298 (vrp_val_min): Likewise.
8299 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8300 (vrp_val_is_min): Likewise.
8301 (supports_overflow_infinity): Use vrp_val_{min,max}.
8302 (negative_overflow_infinity): Likewise.
8303 (positive_overflow_infinity): Likewise.
8304 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8305 (is_positive_overflow_infinity): Likewise.
8306 (is_overflow_infinity): Likewise.
8307 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8308 vrp_val_is_{min,max}.
8309 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8310 to ranges if possible. Avoid empty ranges.
8312 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8315 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8316 the expression is a function address.
8318 2008-04-01 George Helffrich <george@gcc.gnu.org>
8320 PR fortran/35154, fortran/23057
8321 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8322 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8323 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8324 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8326 (dbxout_syms): Check for COMMON-based symbol and wrap in
8327 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8328 in bracket for efficiency.
8330 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8331 using DW_TAG_common_block + member offset.
8332 (add_pubname_string): New function.
8333 (dw_expand_expr): New function to find block name and offset for
8335 (common_check): New function to check whether symbol in Fortran COMMON.
8336 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8338 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8341 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8343 2008-04-02 Ben Elliston <bje@au.ibm.com>
8345 * config/v850/v850.md (casesi): Remove if (0) code.
8346 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8347 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8349 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8351 * config/i386/i386.md (rex64suffix): New mode attribute.
8352 (floathi<mode>2): Disable expander for SSE math.
8353 (*floathi<mode>2_1): New insn insn_and_split pattern.
8354 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8355 corresponding post-reload splitters.
8356 (*floathi<mode>2_i387): New macroized insn pattern.
8357 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8358 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8359 insn_and_split pattern.
8360 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8361 New macroized instruction patterns and corresponding post-reload
8363 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8364 and corresponding post-reload splitters.
8365 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8366 New macroized instruction patterns.
8367 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8368 macroized instruction patterns and corresponding post-reload splitters.
8369 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8370 corresponding post-reload splitters.
8371 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8372 New macroized instruction patterns.
8373 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8374 corresponding post-reload splitters.
8375 (*floatsi<mode>2_i387): New macroized instruction patterns.
8377 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8379 * config/i386/i386.md (smaxmin): New.
8380 (umaxmin): Likewise.
8381 (maxminiprefix): Likewise.
8382 (maxminfprefix): Likewise.
8383 (<code><mode>3): Likewise.
8384 (smin<mode>3): Removed.
8385 (smax<mode>3): Likewise.
8387 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8388 (mmx_<code>v4hi3): Likewise.
8389 (mmx_<code>v8qi3): Likewise.
8390 (mmx_smaxv2sf3): Removed.
8391 (mmx_sminv2sf3): Likewise.
8392 (mmx_umaxv8qi3): Likewise.
8393 (mmx_smaxv4hi3): Likewise.
8394 (mmx_uminv8qi3): Likewise.
8395 (mmx_sminv4hi3): Likewise.
8397 * config/i386/sse.md (<addsub><mode>3): New.
8398 (*<addsub><mode>3): Likewise.
8399 (<sse>_vm<addsub><mode>3): Likewise.
8400 (<maxmin><mode>3): Likewise.
8401 (*<maxmin><mode>3_finite): Likewise.
8402 (*<maxmin><mode>3): Likewise.
8403 (<sse>_vm<maxmin><mode>3): Likewise.
8404 (sse3_h<addsub>v4sf3): Likewise.
8405 (sse3_h<addsub>v2df3): Likewise.
8406 (<maxmin>v16qi3): Likewise.
8407 (*<maxmin>v16qi3): Likewise.
8408 (<maxmin>v8hi3): Likewise.
8409 (*<maxmin>v8hi3): Likewise.
8410 (*sse4_1_<maxmin><mode>3): Likewise.
8411 (*sse4_1_<maxmin><mode>3): Likewise.
8412 (add<mode>3): Removed.
8413 (*add<mode>3): Likewise.
8414 (<sse>_vmadd<mode>3): Likewise.
8415 (sub<mode>3): Likewise.
8416 (*sub<mode>3): Likewise.
8417 (<sse>_vmsub<mode>3): Likewise.
8418 (smin<mode>3): Likewise.
8419 (*smin<mode>3_finite): Likewise.
8420 (*smin<mode>3): Likewise.
8421 (<sse>_vmsmin<mode>3): Likewise.
8422 (smax<mode>3): Likewise.
8423 (*smax<mode>3_finite): Likewise.
8424 (*smax<mode>3): Likewise.
8425 (<sse>_vmsmax<mode>3): Likewise.
8426 (sse3_haddv4sf3): Likewise.
8427 (sse3_haddv2df3): Likewise.
8428 (sse3_hsubv4sf3): Likewise.
8429 (sse3_hsubv2df3): Likewise.
8430 (umaxv16qi3): Likewise.
8431 (*umaxv16qi3): Likewise.
8432 (smaxv8hi3): Likewise.
8433 (*smaxv8hi3): Likewise.
8434 (*sse4_1_smax<mode>3): Likewise.
8435 (*sse4_1_umax<mode>3): Likewise.
8436 (uminv16qi3): Likewise.
8437 (*uminv16qi3): Likewise.
8438 (sminv8hi3): Likewise.
8439 (*sminv8hi3): Likewise.
8440 (*sse4_1_smin<mode>3): Likewise.
8441 (*sse4_1_umin<mode>3): Likewise.
8443 2008-04-01 Rafael Espindola <espindola@google.com>
8445 * tree-cfg.c (verify_expr): remove in_phi.
8446 (verify_stmt): Don't call walk_tree with verify_expr. Use
8447 is_gimple_min_invariant instead of is_gimple_val.
8449 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8451 * doc/include/gpl_v3.texi: Update for manpage generation.
8452 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8454 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8455 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8456 gpl_v3.texi instead of gpl.texi.
8459 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8462 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8464 2008-04-01 Rafael Espindola <espindola@google.com>
8466 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8467 (extract_code_and_val_from_cond): Use
8468 extract_code_and_val_from_cond_with_ops.
8470 2008-04-01 Jan Hubicka <jh@suse.cz>
8472 * function.c (free_after_compilation): Free epilogue_delay_list.
8473 (prepare_function_start): Assert that previous compilation was freed.
8475 2008-04-01 Jan Hubicka <jh@suse.cz>
8476 Jim Wilson <wilson@tuliptree.org>
8477 Andreas Tobler <andreast@gcc.gnu.org>
8480 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8481 rtl.emit instead cfun->emit.
8482 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8483 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8485 2008-04-01 Ben Elliston <bje@au.ibm.com>
8487 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8489 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8491 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8493 (fprofile-use): Add var flag_profile_use
8494 * coverage.c (coverage_begin_output): Do not open a gcno file for
8495 output only if -ftest-coverage is set.
8496 Do not add getpwd() to gcda file path.
8497 (build_gcov_info): Check the new flag
8498 flag_profile_datafile_relative_path.
8499 (coverage_init): Use profile_data_prefix.
8500 Read profile counter only if flag_profile_use is set.
8501 * opts.c (common_handle_option): New option fprofile-use=,
8502 fprofile-dir=, fprofile-generate=.
8503 * toplev.c (profile_data_prefix): New variable definition.
8504 * toplev.h (profile_data_prefix): New declaration.
8505 * doc/invoke.tex (Option Summary, Optimization Options):
8508 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8510 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8511 use tmp consistently.
8514 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8515 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8516 UNSPEC_FR_RECIP_APPROX_RES.
8517 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8519 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8522 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8524 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8527 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8528 element of the vector via a pointer.
8530 2008-03-31 Ian Lance Taylor <iant@google.com>
8532 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8534 2008-03-31 Jan Hubicka <jh@suse.cz>
8536 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8537 get_arg_pointer_save_area.
8538 * expr.c (init_expr): Just clear out rtl.expr.
8539 * function.c (free_after_compilation): Clear out whole RTL structure.
8540 (get_func_frame_size): Merge into ...
8541 (get_frame_size): ... this one.
8542 (assign_stack_local_1): Merge into ...
8543 (assign_stack_local): ... this one.
8544 (expand_function_end): Update call of get_arg_pointer_save_area.
8545 (get_art_pointer_save_area): Remove cfun argument.
8546 * function.h (emit_status): regno_pointer_align does not need length
8547 attribute. Move x_regno_reg_rtx to ...
8548 (regno_reg_rtx): ... new global array.
8549 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8550 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8551 apply_args_value, forced_labels, stack_pointer_delta):
8553 (struct varasm_status): Move here from varasm.c
8554 (struct rtl_data): New. Move here some fields from struct function.
8555 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8556 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8557 used_temp_slots avail_temp_slots, temp_slot_level,
8558 nonlocal_goto_handler_labels): Update accesstors.
8559 (rtl): New global variable.
8560 (struct function): Move some fileds to rtl_data.
8561 (get_arg_pointer_save_area): Update prototype.
8562 * emit-rtl.c (rtl): Declare.
8563 (regno_reg_rtx): Declare.
8564 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8566 (gen_reg_rtx): Update.
8567 (init_virtual_regs): Do not tate emit_status argument.
8568 (init_emit): Do not allocate emit.
8569 * varasm.c (varasm_statuc): Move to function.h.
8570 (n_deferred_constatns): Update accestor.
8571 (init_varasm_status): Do not allocate varasm_status.
8572 (force_const_mem, get_pool_size, output_constant_pool): Update.
8573 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8574 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8576 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8578 PR rtl-optimization/35729
8579 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8582 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8585 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8586 load/store if memory is unaligned.
8587 (*movti_rex64): Likewise.
8589 * config/i386/predicates.md (misaligned_operand): New.
8591 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8594 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8597 2008-03-31 Jan Beulich <jbeulich@novell.com>
8599 * config/ia64/constraints.md: Add 'j' constraint.
8600 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8601 (movdi_internal): Likewise.
8603 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8606 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8608 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8611 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8612 proper error message for the third argument on blendpd and
8615 * config/i386/sse.md (blendbits): New.
8616 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8618 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8620 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8622 2008-03-30 Richard Guenther <rguenther@suse.de>
8625 * fold-const.c (fold_sign_changed_comparison): Do leave
8626 conversions to base-types alone.
8628 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8630 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8631 the link register if one altivec register is be saved.
8633 2008-03-30 Ben Elliston <bje@au.ibm.com>
8635 * final.c (final_scan_insn): Remove if (0) code.
8637 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
8639 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
8641 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
8643 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
8644 of V4SFmode to ix86_binary_operator_ok.
8646 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
8648 * config/i386/i386.c (override_options): Initialize
8649 ix86_veclib_handler to ix86_veclibabi_svml when
8650 -mveclibabi=svml is used.
8651 (ix86_veclibabi_svml): New function for SVML ABI style
8652 vectorization support.
8653 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
8655 2008-03-28 Rafael Espindola <espindola@google.com>
8657 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
8658 (tree_binary_nonnegative_warnv_p): Make it public.
8659 (tree_single_nonnegative_warnv_p): Make it public.
8660 (tree_invalid_nonnegative_warnv_p): Make it public.
8661 (tree_unary_nonzero_warnv_p): Make it public.
8662 (tree_binary_nonzero_warnv_p): Make it public
8663 (tree_single_nonzero_warnv_p): Make it public.
8664 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
8665 (extract_range_from_binary_expr): Split the expr argument.
8666 (extract_range_from_unary_expr): Split the expr argument.
8667 (extract_range_from_comparison): Split the expr argument.
8668 (extract_range_from_expr): Use the new aux functions.
8669 (vrp_evaluate_conditional_warnv): Use
8670 vrp_evaluate_conditional_warnv_with_ops.
8671 * tree.h (tree_unary_nonzero_warnv_p): Declare.
8672 (tree_binary_nonzero_warnv_p): Declare.
8673 (tree_single_nonzero_warnv_p): Declare.
8674 (tree_expr_nonzero_warnv_p): Declare.
8675 (tree_unary_nonnegative_warnv_p): Declare.
8676 (tree_binary_nonnegative_warnv_p): Declare.
8677 (tree_single_nonnegative_warnv_p): Declare.
8678 (tree_invalid_nonnegative_warnv_p): Declare.
8680 2008-03-28 Richard Guenther <rguenther@suse.de>
8682 PR tree-optimization/30317
8683 PR tree-optimization/30911
8684 PR tree-optimization/34793
8685 * tree-vrp.c (set_and_canonicalize_value_range): New function.
8686 (struct assert_locus_d): New member EXPR.
8687 (register_new_assert_for): Add EXPR parameter to support
8688 ASSERT_EXPR <name, expr OP limit>.
8689 (register_edge_assert_for_1): Adjust callers.
8690 (find_assert_locations): Likewise.
8691 (process_assert_insertions_for): Build condition from expression.
8692 (extract_range_from_assert): Handle ASSERT_EXPRs
8693 of the form ASSERT_EXPR <name, expr OP limit>.
8694 (register_edge_assert_for_2): New helper registering
8695 asserts for comparisons. Recognize range tests of the form
8696 (unsigned)i - CST1 OP CST2.
8697 (register_edge_assert_for_1): Use it.
8698 (register_edge_assert_for): Likewise.
8699 (needs_overflow_infinity): Integer sub-types
8700 do not need overflow infinities.
8701 (vrp_val_is_max): The extreme values of integer sub-types
8702 are those of the base type.
8703 (vrp_val_is_min): Likewise.
8704 * tree.def (ASSERT_EXPR): Document extra allowed conditional
8707 2008-03-28 Nick Clifton <nickc@redhat.com>
8710 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8711 Return GENERAL_REGS for stack adjustment reloads.
8713 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
8716 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
8717 const_vector when all the vectors are constant.
8719 2008-03-27 Bob Wilson <bob.wilson@acm.org>
8721 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
8723 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
8724 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
8726 (s<code>_sf): Use new scc_sf attribute for opcode names.
8728 2008-03-27 Tom Tromey <tromey@redhat.com>
8730 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
8731 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
8732 config/spu/t-spu-elf, config/i386/t-interix,
8733 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
8734 config/i386/x-darwin, config/i386/x-mingw32,
8735 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
8736 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
8737 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
8738 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
8739 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
8740 config/rs6000/x-darwin, config/rs6000/t-rs6000,
8741 config/score/t-score-elf, config/arm/t-strongarm-pe,
8742 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
8743 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
8744 Revert automatic dependency patch.
8746 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
8749 * config/i386/i386.c (ix86_function_arg_boundary): Align
8750 decimal floating point to its natural boundary.
8752 2008-03-27 Richard Guenther <rguenther@suse.de>
8755 * fold-const.c (fold_comparison): Restrict distinct decl
8756 comparison folding to VAR_DECLs and PARM_DECLs. Do not
8757 solely rely on operand_equal_p.
8759 2008-03-27 Richard Guenther <rguenther@suse.de>
8762 * c-common.c (handle_weak_attribute): Reject combination of
8765 2008-03-27 Richard Guenther <rguenther@suse.de>
8767 PR tree-optimization/32810
8768 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
8769 conversions from DECL_INITIAL.
8770 (fold_const_aggregate_ref): Likewise from constructor elements.
8772 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
8774 * tree-affine.h (aff_combination_expand): Declare.
8775 (get_inner_reference_aff): Likewise.
8776 * tree-affine.c (aff_combination_expand): Split out from
8777 tree_to_aff_combination_expand.
8778 (get_inner_reference_aff): New function.
8779 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
8780 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
8781 (struct lim_aux_data): sm_done field removed.
8782 (mem_ref_loc_p, mem_ref_locs_p): New types.
8783 (struct mem_ref): Added id, stored, accesses_in_loop,
8784 indep_loop, dep_loop, indep_ref, dep_ref fields.
8785 Removed is_stored, locs and next fields.
8786 (memory_accesses): New variable.
8787 (movement_possibility): Do not allow moving statements
8788 that store to memory.
8789 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
8791 (determine_max_movement): For statements with memory references,
8792 find the outermost loop in that the reference is independent.
8793 (move_computations_stmt): Mark the virtual operands for renaming.
8794 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
8795 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
8796 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
8797 add_vop_ref_mapping, create_vop_ref_mapping_loop,
8798 create_vop_ref_mapping, analyze_memory_references,
8799 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
8800 get_all_locs_in_loop, ref_always_accessed_p,
8801 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
8802 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
8803 store_motion_loop, store_motion): New functions.
8804 (struct vop_to_refs_elt): New type.
8805 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
8806 memref_hash, memref_eq, hoist_memory_references): Rewritten.
8807 (schedule_sm): Replaced by...
8808 (execute_sm): ... this.
8809 (determine_lsm_ref, hoist_memory_references,
8810 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
8811 find_more_ref_vops, free_mem_ref, free_mem_refs,
8812 determine_lsm_loop, determine_lsm): Removed.
8813 (tree_ssa_lim_finalize): Free data structures used by store motion.
8814 (tree_ssa_lim): Call analyze_memory_references. Use
8815 store_motion instead of determine_lsm.
8817 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8819 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
8820 rename tmake_file to m68hc11/t-m68hc11.
8821 (mcore): Set inhibit_libc to true.
8822 * config.host (alpha*-dec-*vms*): Set extra_programs.
8823 (interix3*): Don't use host_xmake_file.
8824 * configure.ac: Let config.gcc override inhibit_libc.
8825 * configure: Regenerate.
8827 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
8828 * config/t-openbsd-thread: Remove commented out lines.
8830 * config/x-interix: Remove.
8832 * config/m68hc11/t-m68hc11-gas: Rename to...
8833 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
8835 * config/mcore/t-mcore: Remove T_CFLAGS.
8836 * config/mcore/t-mcore-pe: Likewise.
8838 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
8840 * configure.ac: Replace custom __GNU_SOURCE test with
8841 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
8842 * aclocal.m4: Regenerate.
8843 * configure: Regenerate.
8844 * config.in: Regenerate.
8846 2008-03-27 Richard Guenther <rguenther@suse.de>
8848 * fold-const.c (target.h): Include.
8849 (fold_comparison): Fold comparison of addresses of decls
8850 that bind locally or of constants. Consolidate address folding code.
8851 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
8852 results from fold_binary_to_constant.
8853 (compare_values_warnv): Likewise.
8855 2008-03-27 Andrew Pinski <pinskia@gmail.com>
8858 * fold-const.c (fold_truthop): Check for integeral types when folding
8859 a == 0 && b == 0 and a != 0 || b != 0 .
8861 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
8863 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
8865 2008-03-26 Andreas Schwab <schwab@suse.de>
8867 * doc/invoke.texi: Fix use of @item vs. @itemx.
8869 2008-03-26 Tom Tromey <tromey@redhat.com>
8871 * Makefile.in (build/gensupport.o, build/print-rtl.o,
8872 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
8873 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
8874 build/gencodes.o, build/genconditions.o, build/genconfig.o,
8875 build/genconstants.o, build/genemit.o, build/genextract.o,
8876 build/genflags.o, build/genmddeps.o, build/genopinit.o,
8877 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
8880 2008-03-26 Richard Guenther <rguenther@suse.de>
8883 2008-03-26 Richard Guenther <rguenther@suse.de>
8885 * fold-const.c (target.h): Include.
8886 (fold_comparison): Fold comparison of addresses of two decls
8887 that bind locally. Consolidate address folding code.
8889 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8891 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
8892 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
8893 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
8894 dconstsqrt2, dconstthird, dconste and/or dconst10.
8895 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
8896 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
8897 dconstsqrt2, dconste): Delete.
8898 (init_emit_once): Likewise. Simplify initializing dconstm1.
8900 * real.c (get_real_const): New.
8901 * real.h (dconst3, dconst10, dconstm2, dconstthird,
8902 dconstsqrt2, dconste): Delete.
8903 (real_value_const, get_real_const): New.
8905 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
8907 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
8909 * config/i386/i386.c (ix86_function_arg_boundary): Check
8910 BIGGEST_ALIGNMENT instead of 128.
8911 (setup_incoming_varargs_64): Likewise.
8913 2008-03-26 Tom Tromey <tromey@redhat.com>
8915 * Makefile.in (DEPFILES): Add missing '/'.
8917 2008-03-26 Richard Guenther <rguenther@suse.de>
8919 * fold-const.c (target.h): Include.
8920 (fold_comparison): Fold comparison of addresses of two decls
8921 that bind locally. Consolidate address folding code.
8923 2008-03-26 Nick Clifton <nickc@redhat.com>
8926 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
8927 not allow INT+INT as a legitimate addressing mode.
8929 2008-03-26 Richard Guenther <rguenther@suse.de>
8931 * tree-flow.h (widen_bitfield): Remove declaration.
8932 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
8933 (widen_bitfield): Remove function.
8934 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
8937 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8940 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
8943 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
8945 PR rtl-optimization/35232
8946 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
8947 (forget_old_reloads_1, forget_marked_reloads): Don't clear
8948 reg_reloaded_call_part_clobbered here.
8949 (reload_regs_reach_end_p): New function.
8950 (reload_reg_rtx_for_input): New variable.
8951 (reload_reg_rtx_for_output): Likewise.
8952 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
8953 when reassigning a pseudo register. Load reloadreg from
8954 reload_reg_rtx_for_input, moving the mode and register
8956 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
8957 instead of the original when deciding whether an input reload
8958 would be a no-op or whether an output reload can be deleted.
8959 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
8960 when setting up new_spill_reg_store. Load it from
8961 reload_reg_rtx_for_output, moving the mode and register
8963 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
8964 instead of the original when deciding whether an output reload
8965 would be a no-op. Do the same when modifying insn notes.
8966 Use rtx_equal_p instead of == to compare the registers.
8967 (inherit_piecemeal_p): Take a mode and two register numbers
8969 (emit_reload_insns): Clear new_spill_reg_store for every hard
8970 register in the reload register. Remove spill registers
8971 from reg_reloaded_valid before considering whether to record
8972 inheritance information for them. Use reload_reg_rtx_for_output
8973 instead of reg_rtx when recording output reloads. Use
8974 reload_reg_rtx_for_input instead of reg_rtx when recording
8975 input reloads. Set or clear reg_reloaded_call_part_clobbered
8976 at the same time as setting reg_reloaded_valid.
8977 (delete_output_reload): Add a new_reload_reg parameter and use it
8978 instead of rld[j].reg_rtx.
8979 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
8982 2008-03-25 Tom Tromey <tromey@redhat.com>
8984 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
8985 (build/genattr.o): Likewise.
8986 (build/genattrtab.o): Likewise.
8987 (build/gencodes.o): Likewise.
8988 (build/genconfig.o): Likewise.
8989 (build/genconstants.o): Likewise.
8990 (build/genemit.o): Likewise.
8991 (build/genextract.o): Likewise.
8992 (build/genflags.o): Likewise.
8994 2008-03-25 Bob Wilson <bob.wilson@acm.org>
8996 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
8997 instead of size_int for integer types.
8998 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
8999 to match type of MINUS_EXPR.
9001 2008-03-25 Tom Tromey <tromey@redhat.com>
9003 * configure: Rebuilt.
9004 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9007 2008-03-25 Tom Tromey <tromey@redhat.com>
9009 * config/x-solaris (host-solaris.o): Update.
9010 * config/x-linux (host-linux.o): Update.
9011 * config/x-hpux (host-hpux.o): Update.
9012 * config/x-darwin (host-darwin.o): Update.
9013 * config/v850/t-v850e (v850-c.o): Update.
9014 * config/v850/t-v850 (v850-c.o): Update.
9015 * config/t-vxworks (vxworks.o): Update.
9016 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9017 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9018 * config/spu/t-spu-elf (spu-c.o): Update.
9020 * config/sh/t-symbian (sh-c.o): Update.
9021 (symbian.o): Update.
9022 * config/sh/t-sh (sh-c.o): Update.
9023 * config/score/t-score-elf (score7.o, score3.o): Update.
9024 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9025 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9026 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9027 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9029 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9030 * config/m32c/t-m32c (m32c-pragma.o): Update.
9031 * config/ia64/t-ia64 (ia64-c.o): Update.
9032 * config/i386/x-mingw32 (host-mingw32.o): Update.
9033 * config/i386/x-i386 (driver-i386.o): Update.
9034 * config/i386/x-darwin (host-i386-darwin.o): Update.
9035 * config/i386/x-cygwin (host-cygwin.o): Update.
9036 * config/i386/t-nwld (nwld.o): Update.
9037 * config/i386/t-netware (netware.o): Update.
9038 * config/i386/t-interix (winnt.o): Update.
9039 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9040 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9041 msformat-c.o): Update.
9042 * config/bfin/t-bfin-linux (generated_files): Add
9043 linux-sysroot-suffix.h.
9044 * config/arm/t-wince-pe (pe.o): Update.
9045 * config/arm/t-strongarm-pe (pe.o): Update.
9046 * config/arm/t-pe (pe.o): Update.
9047 * config/arm/t-arm (arm-c.o): Update.
9048 * doc/install.texi (Prerequisites): Require make 3.80.
9049 * Makefile.in: Remove .o targets.
9050 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9051 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9052 (simple_generated_h, simple_generated_c): Move earlier.
9053 (generated_files): New variable.
9054 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9055 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9056 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9057 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9058 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9059 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9060 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9061 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9062 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9063 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9064 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9065 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9067 (COMPILE.base, COMPILE): New variables.
9068 (%.o): New pattern rule.
9069 (ALL_HOST_OBJS): New variable.
9070 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9071 (dummy-checksum.o, cc1-checksum.o): Remove.
9072 (DRIVER_SHLIB): New variable.
9073 (DRIVER_DEFINES): Use it.
9074 (gencondmd.c): Move out of build/.
9075 (s-conditions): Update.
9076 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9077 (ALL_BUILD_OBJS): Likewise.
9078 (build/%.o): Use BUILDCOMPILE.
9079 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9080 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9081 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9082 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9083 build/genconfig.o, build/genconstants.o, build/genemit.o,
9084 build/genextract.o, build/genflags.o, build/genmddeps.o,
9085 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9086 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9087 build/gen-protos.o, build/scan.o, build/fix-header.o,
9088 build/scan-decls.o): Simplify.
9089 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9090 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9091 prefix.o, toplev.o): Reduce to variable setting.
9092 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9093 ($(out_object_file), gcc-options.o): New targets.
9094 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9095 * configure: Rebuilt.
9096 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9097 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9099 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9101 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9102 complain when we hit an error, return ERROR_MARK_NODE.
9104 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9106 * config/sh/constraints.md (Pso, Psz): New constraints.
9107 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9108 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9110 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9112 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9113 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9115 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9117 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9118 (prefetch_sh2a): New.
9120 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9121 Naveen.H.S <naveen.hs@kpitcummins.com>
9123 * config/sh/constraints.md (I28): New constraint.
9124 * config/sh/sh.c (broken_move): Add support for movi20s.
9125 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9127 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9128 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9129 Naveen.H.S <naveen.hs@kpitcummins.com>
9131 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9132 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9133 (print_operand): Handle resbank in %@ operand code.
9134 (sh_encode_section_info): New.
9135 (push_regs): Add conditions for resbank.
9136 (sh_expand_epilogue): Likewise.
9137 (sh_insert_attributes): Likewise.
9138 (sh_attribute_table): Likewise.
9139 (sh_handle_resbank_handler_attribute): New.
9140 (sh2a_handle_function_vector_handler_attribute): New.
9141 (sh2a_is_function_vector_call): New.
9142 (sh2a_get_function_vector_number): New.
9143 (sh2a_function_vector_p): New.
9144 (sh_cfun_resbank_handler_p): New.
9145 * config/sh/sh.md (calli): Emit jsr/n if possible.
9146 (calli_tbr_rel): New.
9147 (calli_pcrel): Emit jsr/n if possible.
9148 (return_i): Emit rts/n if possible.
9149 (call_valuei_tbr_rel): New.
9150 (call_valuei_pcrel): Add condition for SH2A target.
9151 (call_value): Likewise.
9152 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9153 (sh2a_get_function_vector_number): Likewise.
9154 (sh2a_is_function_vector_call): Likewise.
9155 * doc/extend.texi: Document TBR relative addressing of SH2A.
9156 (resbank): Add description for SH2A.
9158 2008-03-24 Richard Guenther <rguenther@suse.de>
9161 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9162 pointer assignments change conversions according to middle-end rules.
9163 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9164 * configure.ac: Include type checking in yes.
9165 * configure: Regenerate.
9167 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9169 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9170 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9172 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9174 * gthr-vxworks.h (UNUSED): Define.
9176 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9178 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9180 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9182 * doc/extend.texi (Function Attributes): Add missing comma in the
9183 example of the "alloc_size" attribute.
9185 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9188 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9190 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9193 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9196 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9197 of the underlying type of a MS bitfield layout to the natural
9198 alignment of the type.
9200 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9202 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9203 to their natural alignment to avoid store forwarding stalls.
9205 2008-03-22 Richard Guenther <rguenther@suse.de>
9207 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9208 For PHI nodes verify the address is invariant.
9209 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9210 (get_symbol_constant_value): Use is_gimple_min_invariant.
9211 (maybe_fold_stmt_indirect): Likewise.
9213 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9215 PR rtl-optimization/33927
9216 * Makefile.in (dse.o): Depend on $(TM_P_H).
9217 * expr.h (extract_low_bits): Declare.
9218 * expmed.c (extract_low_bits): New function.
9219 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9220 * dse.c: Include tm_p.h.
9221 (find_shift_sequence): Remove the read_reg argument and return the
9222 read value. Emit the instructions instead of returning them.
9223 Iterate on new_mode rather than calculating it each time.
9224 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9225 source to NEW_MODE and extract_low_bits to convert the shifted
9227 (replace_read): Allow the load and store to have different mode
9228 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9229 or extraction instructions before trying the replacement. Update
9230 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9232 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9234 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9235 to their natural alignment to avoid store forwarding stalls.
9237 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9240 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9241 encouraging but not allowing gprs for input;
9242 change the input constraint to !f#r.
9243 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9245 change the output constraint to !f#r.
9247 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9250 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9251 corresponding post-reload splitters.
9252 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9253 when x87 FP math is selected.
9254 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9255 New function prototype.
9256 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9257 unreachable function to ease macroization of insn patterns.
9259 2008-03-21 Martin Jambor <mjambor@suse.cz>
9261 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9262 reference dumps if ddr is NULL or dependence is unknown.
9264 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9266 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9267 unsigned extension into account.
9268 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9269 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9270 Do computations on a scratch register.
9272 2008-03-21 Richard Guenther <rguenther@suse.de>
9274 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9275 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9276 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9277 * tree-ssa-dom.c (record_equality): Likewise.
9278 * tree-inline.c (copy_body_r): Likewise.
9279 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9282 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9284 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9285 as 'delete_unused' argument.
9287 2008-03-20 Richard Guenther <rguenther@suse.de>
9289 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9290 special casing of constant qualifiers.
9291 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9292 care about them in general.
9293 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9294 regardless of their type.
9295 (fold_stmt_r): Forcefully fold *& if we end up with that.
9297 2008-03-20 Paul Brook <paul@codesourcery.com>
9299 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9300 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9302 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9304 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9305 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9307 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9309 * common.opt (Wmudflap): New option.
9310 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9311 (mx_register_decls): Likewise.
9312 (mudflap_finish_file): Likewise.
9313 * doc/invoke.texi: Document -Wno-mudflap.
9315 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9317 * c-format.c (replace_format_name_to_system_name): New.
9319 (convert_format_name_to_system_name): New.
9320 (decode_format_attr): Add use of convert_format_name_to_system_name.
9321 (format_types_orig): Add gnu_ prefix to names.
9322 (check_format_info_main): Special treating of \0 escaped names for
9323 supporting multi-character format specifiers as I32, I64.
9324 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9325 (gnu_target_overrides_format_attributes): New.
9326 * c-format.h: Add structure target_ovr_attr to hold
9327 system specific formatter names.
9328 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9329 msformat-c.o file to c_target_objs and cxx_target_objs.
9330 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9331 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9332 (TARGET_N_FORMAT_TYPES): New.
9333 * config/i386/msformat-c.c: New.
9334 * config/i386/t-cygming: Add build rule for msformat-c.o.
9335 * doc/extend.texi: Add new format names gnu_* and ms_* and
9337 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9339 2008-03-20 Ira Rosen <irar@il.ibm.com>
9341 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9342 optimizations turned on under -O3.
9343 (ftree-vectorize): Add that the flag is turned on with -O3.
9345 2008-03-20 Ben Elliston <bje@au.ibm.com>
9347 * regmove.c (try_auto_increment): Fix spelling error in comment.
9348 * final.c (final_scan_insn): Likewise.
9350 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9353 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9354 allocator preferences for "y" and "r" class registers.
9355 ("*mov<mode>_internal"): Ditto.
9356 ("*movv2sf_internal_rex64"): Ditto.
9357 ("*movv2sf_internal"): Ditto.
9359 2008-03-19 Michael Matz <matz@suse.de>
9362 * calls.c (expand_call): Check overlap of arguments with call
9363 address for sibcalls.
9365 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9368 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9369 of the underlying type of a MS bitfield layout to the natural
9370 alignment of the type.
9372 2008-03-19 Jan Hubicka <jh@suse.cz>
9375 * toplev.c (decode_d_option): Handle all CPP flags.
9376 * tree-vrp.c: Update tree_pass descriptors.
9377 * regrename.c: Update tree_pass descriptors.
9378 * fwprop.c: Update tree_pass descriptors.
9379 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9380 * tree-into-ssa.c: Update tree_pass descriptors.
9381 * tree-dump.c: Update tree_pass descriptors.
9382 * tree-complex.c: Update tree_pass descriptors.
9383 * tree-dump.h: Update tree_pass descriptors.
9384 * see.c: Update tree_pass descriptors.
9385 * cgraphbuild.c: Update tree_pass descriptors.
9386 * tracer.c: Update tree_pass descriptors.
9387 * tree-loop-distribution.c: Update tree_pass descriptors.
9388 * cgraph.c: Update tree_pass descriptors.
9389 * postreload-gcse.c: Update tree_pass descriptors.
9390 * postreload.c: Update tree_pass descriptors.
9391 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9392 * tree-tailcall.c: Update tree_pass descriptors.
9393 * tree-pass.h (tree_opt_pass): Rename to ...
9394 (opt_pass) ... this one; add "type" field and remove letter field.
9395 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9396 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9397 all_lowering_passes): Update declaration.
9398 * ipa-cp.c: Update tree_pass descriptors.
9399 * final.c: Update tree_pass descriptors.
9400 * omp-low.c: Update tree_pass descriptors.
9401 * tree-ssa-dse.c: Update tree_pass descriptors.
9402 * ipa-reference.c: Update tree_pass descriptors.
9403 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9404 * auto-inc-dec.c: Update tree_pass descriptors.
9405 * reorg.c: Update tree_pass descriptors.
9406 * cgraphunit.c: Update tree_pass descriptors.
9407 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9408 * tree-ssa-ccp.c: Update tree_pass descriptors.
9409 * df-core.c: Update tree_pass descriptors.
9410 * mode-switching.c: Update tree_pass descriptors.
9411 * tree-nomudflap.c: Update tree_pass descriptors.
9412 * modulo-sched.c: Update tree_pass descriptors.
9413 * ipa-pure-const.c: Update tree_pass descriptors.
9414 * cse.c: Update tree_pass descriptors.
9415 * web.c: Update tree_pass descriptors.
9416 * tree-stdarg.c: Update tree_pass descriptors.
9417 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9418 * tree-ssa-dom.c: Update tree_pass descriptors.
9419 * tree-nrv.c: Update tree_pass descriptors.
9420 * tree-ssa-alias.c: Update tree_pass descriptors.
9421 * loop-init.c: Update tree_pass descriptors.
9422 * gimple-low.c: Update tree_pass descriptors.
9423 * ipa-inline.c: Update tree_pass descriptors.
9424 * tree-ssa-sink.c: Update tree_pass descriptors.
9425 * global.c: Update tree_pass descriptors.
9426 * ifcvt.c: Update tree_pass descriptors.
9427 * jump.c: Update tree_pass descriptors.
9428 * predict.c: Update tree_pass descriptors.
9429 * tree-ssa-loop.c: Update tree_pass descriptors.
9430 * recog.c: Update tree_pass descriptors.
9431 * dse.c: Update tree_pass descriptors.
9432 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9433 * tree-eh.c: Update tree_pass descriptors.
9434 * regmove.c: Update tree_pass descriptors.
9436 * function.c: Update tree_pass descriptors.
9437 * tree-vectorizer.c: Update tree_pass descriptors.
9438 * gcse.c: Update tree_pass descriptors.
9439 * ipa-type-escape.c: Update tree_pass descriptors.
9440 * tree-if-conv.c: Update tree_pass descriptors.
9441 * init-regs.c: Update tree_pass descriptors.
9442 * ipa.c: Update tree_pass descriptors.
9443 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9444 * rtl-factoring.c: Update tree_pass descriptors.
9445 * lower-subreg.c: Update tree_pass descriptors.
9446 * bt-load.c: Update tree_pass descriptors.
9447 * tree-dfa.c: Update tree_pass descriptors.
9448 * except.c: Update tree_pass descriptors.
9449 * emit-rtl.c: Update tree_pass descriptors.
9450 * cfgexpand.c: Update tree_pass descriptors.
9451 * tree-cfgcleanup.c: Update tree_pass descriptors.
9452 * cfgcleanup.c: Update tree_pass descriptors.
9453 * tree-ssa-pre.c: Update tree_pass descriptors.
9454 * tree-sra.c: Update tree_pass descriptors.
9455 * tree-mudflap.c: Update tree_pass descriptors.
9456 * tree-ssa-copy.c: Update tree_pass descriptors.
9457 * cfglayout.c: Update tree_pass descriptors.
9458 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9459 * tree-ssa-dce.c: Update tree_pass descriptors.
9460 * tree-ssa.c: Update tree_pass descriptors.
9461 * regclass.c: Update tree_pass descriptors.
9462 * integrate.c: Update tree_pass descriptors.
9463 * tree-optimize.c: Update tree_pass descriptors.
9464 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9465 * tree-object-size.c: Update tree_pass descriptors.
9466 * combine.c: Update tree_pass descriptors.
9467 * tree-outof-ssa.c: Update tree_pass descriptors.
9468 * bb-reorder.c: Update tree_pass descriptors.
9469 * stack-ptr-mod.c: Update tree_pass descriptors.
9470 * var-tracking.c: Update tree_pass descriptors.
9471 * tree-profile.c: Update tree_pass descriptors.
9472 * tree-vect-generic.c: Update tree_pass descriptors.
9473 * reg-stack.c: Update tree_pass descriptors.
9474 * sched-rgn.c: Update tree_pass descriptors.
9475 * tree-ssa-structalias.c: Update tree_pass descriptors.
9476 * tree-cfg.c: Update tree_pass descriptors.
9477 * passes.c (current_pass): Update declaration.
9478 (finish_optimization_passes): Update.
9479 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9480 (register_one_dump_file, register_dump_files_1, next_pass_1):
9482 (init_optimization_passes): Update handling of new types.
9483 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9484 * ipa-struct-reorg.c: Update tree_pass descriptors.
9485 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9486 * combine-stack-adj.c: Update tree_pass descriptors.
9487 * cfgrtl.c: Update tree_pass descriptors.
9488 * dce.c: Update tree_pass descriptors.
9489 * tree-ssanames.c: Update tree_pass descriptors.
9491 2008-03-19 Richard Guenther <rguenther@suse.de>
9494 * tree-ssa.c (walk_data): New structure.
9495 (warn_uninitialized_var): If not always_executed warn with "maybe"
9497 (execute_early_warn_uninitialized): Compute post-dominators.
9498 Initialize always_executed before processing each basic block.
9500 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9503 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9504 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9506 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9508 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9510 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9512 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9514 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9515 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9516 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9517 target after ignore has been set, and move there also the commputation
9518 of subtarget and original_target.
9519 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9520 (LANG_HOOKS_INITIALIZER): Remove it.
9521 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9523 2008-03-18 Richard Guenther <rguenther@suse.de>
9525 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9526 found an expression with constants, note that in the VN for the lhs.
9527 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9528 fold them to constants if possible. Run cleanup_cfg if done so.
9529 (execute_pre): Return todo.
9531 (execute_fre): Likewise.
9532 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9534 (get_prop_source_stmt): Look through pointer conversions.
9536 2008-03-18 Jan Hubicka <jh@suse.cz>
9538 * tree-pretty-print.c: Include predict.h.
9539 (dump_generic_node): Dump predictor.
9540 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9541 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9542 * gimple-low.c (lower_stmt): Likewise.
9543 * expr.c (expand_expr_real): Likewise.
9544 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9546 (build_predict_expr, build_predict_expr): New.
9547 * predict.h (predictor_name, build_predict_expr): Update.
9548 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9549 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9550 * predict.def (PRED_CONTINUE): Update hitrate.
9551 * tree.def (PREDICT_EXPR): Define.
9552 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9553 do not handle BIND_EXPR.
9554 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9555 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9556 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9559 2008-03-18 Michael Matz <matz@suse.de>
9561 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9563 2008-03-18 Richard Guenther <rguenther@suse.de>
9565 * tree-gimple.h (is_gimple_invariant_address): Declare.
9566 (is_gimple_constant): Likewise.
9567 * tree-gimple.c (is_gimple_constant): New function.
9568 (is_gimple_invariant_address): Likewise.
9569 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9570 and is_gimple_invariant_address.
9571 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9573 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9574 an addressable base.
9576 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9579 * gimplify.c (gimplify_expr): Gimplify second operand of
9582 2008-03-17 Richard Guenther <rguenther@suse.de>
9584 PR tree-optimization/19637
9585 * fold-const.c (fold_unary): Remove restrictions of removing
9586 intermediate pointer-conversions (P2)(P1)P0.
9587 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9588 conversion to void pointer.
9589 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9591 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9594 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9595 emulated thread local variables.
9597 2008-03-16 Richard Guenther <rguenther@suse.de>
9600 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9601 expand TREE_INVARIANT operations that are not gimple invariant.
9603 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9605 * doc/extend.texi (Alignment): Say that the ABI controls
9606 the __alignof__ for non-strict-alignment targets rather
9607 than being a recommendation.
9609 2008-03-15 Paul Brook <paul@codesourcery.com>
9611 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9613 (arm_output_fn_unwind): Mark functions that can not be unwound.
9615 2008-03-15 Paul Brook <paul@codesourcery.com>
9617 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9618 extension instructions.
9620 2008-03-15 Richard Guenther <rguenther@suse.de>
9622 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9623 and fold constant aggregate refs.
9624 (fold_const_aggregate_ref): Handle string constants
9625 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9626 (evaluate_stmt): Simplify now that ccp_fold folds constant
9629 2008-03-15 Paul Brook <paul@codesourcery.com>
9631 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9632 (extzv): Use gen_extzv_t2.
9633 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9635 2008-03-15 Richard Guenther <rguenther@suse.de>
9637 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9638 (fold_const_aggregate_ref): Likewise.
9639 (get_value): Return NULL if we don't have any values.
9640 (ccp_finalize): Set const_val to NULL after freeing it.
9641 * tree-flow.h (get_symbol_constant_value): Declare.
9642 (fold_const_aggregate_ref): Likewise.
9643 * tree-ssa-sccvn.c (try_to_simplify): Use them.
9645 2008-03-15 Richard Guenther <rguenther@suse.de>
9648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
9649 to not produce negative array indices if not allowed. Add
9650 parameter to indicate that.
9651 (maybe_fold_offset_to_component_ref): Allow negative array
9652 indices only for the first member of a structure.
9653 (maybe_fold_offset_to_reference): Allow negative array indices.
9654 (maybe_fold_stmt_addition): Likewise.
9656 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
9657 Anatoly Sokolov <aesok@post.ru>
9659 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
9660 (avr_arch): Add ARCH_AVR6.
9661 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
9662 (initial_elimination_offset): Initialize and use 'avr_pc_size'
9663 instead of fixed value 2.
9664 (print_operand_address): Use gs() asm specifier instead of pm().
9665 (avr_assemble_integer): (Ditto.).
9666 (avr_output_addr_vec_elt): (Ditto.).
9667 (print_operand): Handle "!" code.
9668 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
9669 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
9670 (AVR_HAVE_EIJMP_EICALL): Define.
9671 (AVR_3_BYTE_PC): Redefine.
9672 (AVR_2_BYTE_PC): (Ditto.).
9673 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
9674 (LINK_SPEC): Add atmega2560 and atmega2561.
9675 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
9677 * config/avr/avr.md (call_insn): Use eicall instead of icall
9678 for 3 byte PC devices.
9679 (call_value_insn): (Ditto.).
9680 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
9681 (indirect_jump): Use only for for 2 byte PC devices.
9682 (*tablejump): (Ditto.).
9683 (*indirect_jump_avr6): Add insn.
9684 (*tablejump_rjmp): Don't use for 3 byte PC devices.
9685 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
9686 instead of ijmp for 3 byte PC devices.
9687 (__tablejump2__): (Ditto.).
9688 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
9689 (MULITLIB_DIRNAMES): (Ditto.).
9690 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
9692 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
9694 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
9695 "sse2_umulsidi3". Use V1DI mode for operand 0.
9696 ("mmx_psadbw"): Use V1DI mode for operand 0.
9697 * config/i386/i386-modes.def (V1SI): New vector mode.
9698 * config/i386/i386.c (struct builtin_description)
9699 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
9700 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
9701 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
9702 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
9703 v1di_ftype_v8qi_v8qi type.
9704 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
9706 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
9707 __builtin_ia32_pmuludq]: Fix the mode of return value.
9709 2008-03-15 Richard Guenther <rguenther@suse.de>
9712 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
9715 2008-03-14 Bob Wilson <bob.wilson@acm.org>
9717 * doc/invoke.texi (Option Summary, Xtensa Options): Document
9718 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
9719 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
9720 unless TARGET_SERIALIZE_VOLATILE is enabled.
9721 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
9722 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
9723 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
9725 2008-03-14 Richard Guenther <rguenther@suse.de>
9727 PR tree-optimization/34172
9728 * tree-flow.h (refs_may_alias_p): Declare.
9729 (get_single_def_stmt): Likewise.
9730 (get_single_def_stmt_from_phi): Likewise.
9731 (get_single_def_stmt_with_phi): Likewise.
9732 * tree-dfa.c (refs_may_alias_p): New function.
9733 (get_single_def_stmt): Likewise.
9734 (get_single_def_stmt_from_phi): Likewise.
9735 (get_single_def_stmt_with_phi): Likewise.
9736 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
9737 (vn_reference_lookup_1): New helper function.
9738 (vn_reference_lookup): Walk the virtual use-def chain to
9739 continue searching for a match if the def does not alias the
9740 reference we are looking for.
9742 2008-03-14 David Edelsohn <edelsohn@gnu.org>
9744 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
9745 archive and Perzl. Update The Written Word listing.
9747 2008-03-14 Richard Guenther <rguenther@suse.de>
9749 PR tree-optimization/34043
9750 PR tree-optimization/33989
9751 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
9753 (bitmap_find_leader): Use extra argument to verify dominance
9754 relationship inside a basic-block.
9755 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
9756 (find_leader_in_sets): Adjust.
9757 (create_component_ref_by_pieces): Take extra argument for
9758 dominance check, handle lookup failures.
9759 (find_or_generate_expression): Likewise.
9760 (create_expression_by_pieces): Likewise.
9761 (insert_into_preds_of_block): Adjust.
9762 (create_value_expr_from): If asked for, verify all operands
9763 are in the blocks AVAIL_OUT set.
9764 (make_values_for_stmt): Check for SSA_NAMEs that are life
9765 over an abnormal edge.
9766 (compute_avail): Remove such check.
9767 (do_SCCVN_insertion): New function.
9768 (eliminate): If we do not find a leader suitable for replacement
9769 insert a replacement expression from SCCVN if available.
9770 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
9771 (struct vn_ssa_aux): Add needs_insertion flag.
9772 * tree-ssa-sccvn.c (may_insert): New global flag.
9773 (copy_reference_ops_from_ref): Value-number union member access
9774 based on its size, not type and member if insertion is allowed.
9775 (visit_reference_op_load): For a weak match from union type
9776 punning lookup a view-converted value and insert a SSA_NAME
9777 for that value if that is not found.
9778 (visit_use): Make dumps shorter. Do not disallow value numbering
9779 SSA_NAMEs that are life over an abnormal edge to constants.
9780 (free_scc_vn): Release inserted SSA_NAMEs.
9781 (run_scc_vn): New flag to specify whether insertion is allowed.
9782 Process SSA_NAMEs in forward order.
9783 * tree-ssa-loop-im.c (for_each_index): Handle invariant
9784 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
9785 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
9786 pointer type to/from integral types that do not change the
9787 precision to regular conversions.
9789 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9791 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
9792 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
9793 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
9794 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
9795 input arguments and the mode of return value. Built-in functions
9796 that operate on whole 64-bit MMX register now use V1DI mode.
9798 2008-03-13 Alon Dayan <alond@il.ibm.com>
9799 Olga Golovanevsky <olga@il.ibm.com>
9801 PR tree-optimization/35041
9802 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
9803 to locate the right position in a statement.
9805 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
9809 * config/i386/xmmintrin.h: Change all static inline functions to
9810 extern inline and add __gnu_inline__ attribute.
9811 * config/i386/bmintrin.h: Ditto.
9812 * config/i386/smmintrin.h: Ditto.
9813 * config/i386/tmmintrin.h: Ditto.
9814 * config/i386/mmintrin-common.h: Ditto.
9815 * config/i386/ammintrin.h: Ditto.
9816 * config/i386/emmintrin.h: Ditto.
9817 * config/i386/pmmintrin.h: Ditto.
9818 * config/i386/mmintrin.h: Ditto.
9819 * config/i386/mm3dnow.h: Ditto.
9821 2008-03-13 Jakub Jelinek <jakub@redhat.com>
9824 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
9825 (lower_omp_2): New function.
9826 (lower_omp_1, lower_omp): Rewritten.
9828 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
9831 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
9832 with the phrase "Microsoft Windows compilers".
9833 (Push/Pop Macro Pragmas): New subsection. Document
9834 #pragma push_macro and pragma pop_macro.
9836 2008-03-12 Paul Brook <paul@codesourcery.com>
9838 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
9840 2008-03-12 Paul Brook <paul@codesourcery.com>
9842 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
9843 (thumb2_alusi3_short): Exclude PLUS and MINUS.
9844 (thumb2_addsi_shortim): Rename ...
9845 (thumb2_addsi_short): ... to this. Allow register operands.
9846 (thumb2_subsi_short): New pattern.
9847 (thumb2_one_cmplsi2_short,
9848 thumb2_negsi2_short): New patterns and peepholes.
9850 2008-03-12 Paul Brook <paul@codesourcery.com>
9852 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
9854 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
9856 * config/i386/i386.md (int_cond): New code iterator.
9858 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
9859 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
9860 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
9861 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
9862 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
9863 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
9864 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
9865 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
9867 2008-03-12 Paul Brook <paul@codesourcery.com>
9869 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
9870 instead of {arm,thumb}_compute_save_reg_mask.
9871 (output_return_instruction): Ditto.
9872 (thumb_unexpanded_epilogue): Ditto.
9873 (thumb1_expand_prologue): Ditto.
9874 (thumb1_output_function_prologue): Ditto.
9875 (arm_set_return_address): Ditto.
9876 (thumb_set_return_address): Ditto.
9877 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
9878 regs to achieve stack alignment.
9879 (thumb1_compute_save_reg_mask): Fix compiler warning.
9880 (arm_output_epilogue): Use offsets->saved_regs_mask.
9881 Adjust stack pointer by poping call clobered registers.
9882 (arm_expand_prologue): Use offsets->saved_regs_mask.
9883 Adjust stack pointer by pushing extra registers.
9884 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
9886 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
9889 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
9890 conversion to the operands of a multiplication.
9892 2008-03-12 Richard Guenther <rguenther@suse.de>
9894 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
9895 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
9896 * timevar.def (TV_TREE_PHIPROP): Add.
9897 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
9898 pass description. Use TV_TREE_PHIPROP.
9899 * tree-ssa-forwprop.c: Remove phiprop code.
9901 2008-03-12 Jakub Jelinek <jakub@redhat.com>
9904 * omp-low.c (maybe_lookup_decl): Constify first argument.
9905 (use_pointer_for_field): Change last argument from bool to
9906 omp_context *. Disallow shared copy-in/out in nested
9907 parallel if decl is shared in outer parallel too.
9908 (build_outer_var_ref, scan_sharing_clauses,
9909 lower_rec_input_clauses, lower_copyprivate_clauses,
9910 lower_send_clauses, lower_send_shared_vars): Adjust callers.
9912 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
9913 Ira Rosen <irar@il.ibm.com>
9915 * tree-vectorizer.c (free_stmt_vec_info): New function.
9916 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
9917 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
9918 * tree-vectorizer.h (free_stmt_vec_info): Declare.
9919 * tree-vect-transform.c (vectorizable_conversion): Free
9920 vec_oprnds0 if it was allocated.
9921 (vect_permute_store_chain): Remove unused VECs.
9922 (vectorizable_store): Free VECs that are allocated in the..
9924 (vect_transform_strided_load, vectorizable_load): Likewise.
9925 (vect_remove_stores): Simplify the code.
9926 (vect_transform_loop): Move code to vect_remove_stores().
9927 Call vect_remove_stores() and free_stmt_vec_info().
9929 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9931 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
9932 TARGET_HPUX. Revise comment.
9933 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
9934 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
9935 Use sr4 variant of `be' instruction when not generating PIC code.
9936 (attr_length_call): Adjust for above change.
9938 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9940 * ipa-reference.c (static_execute): Remove module_statics_const and
9941 associated setting code.
9943 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9946 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
9947 predicate for operand 1.
9948 (paritysi2_cmp): Use register_operand predicate for operand 2.
9949 Use earlyclobber modifier for operand 1. Remove support for
9951 (paritydi2_cmp): Use register_operand predicate for operand 3.
9952 Use earlyclobber modifier for operand 1. Remove support for
9955 2008-03-11 Paul Brook <paul@codesourcery.com>
9956 Vladimir Prus <vladimir@codesourcery.com>
9958 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
9959 (arm_compute_save_reg0_reg12_mask): Always
9960 check if register 11 must be saved. Always safe hard frame pointer
9961 when frame_pointer_needeed.
9962 (arm_compute_save_reg_mask): Save IP and PC
9963 only with apcs frames.
9964 (arm_output_epilogue): Adjust Thumb2 codepath to
9965 be also invoked and work for ARM non-apcs frames.
9966 (arm_expand_prologue): Don't bother saving IP
9967 for non-apcs frame, since it's not clobbered by
9968 prologue code. Implement non-apcs frame
9971 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9973 PR rtl-optimization/35281
9974 * expr.c (convert_move): Use a new pseudo for the intermediate
9975 from_mode->word_mode result.
9977 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
9979 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
9980 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
9981 * toplev.c (compile_file): Don't call it.
9983 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
9986 * expr.c (store_expr): Call emit_block_move if the mode
9987 of "temp" RTX is BLKmode.
9989 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
9990 Richard Guenther <rguenther@suse.de>
9992 PR tree-optimization/31358
9993 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
9994 the step with a NULL_TREE.
9995 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
9996 to sizetype if type is a pointer type.
9997 (add_candidate_1): Don't convert the base and step to
9998 the generic type if the orginal type is a pointer type.
9999 (add_iv_value_candidates): Use sizetype for the step
10000 if type is a pointer type.
10001 (cand_value_at): Likewise.
10002 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10004 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10005 Don't convert the tem affine to the type.
10006 (add_elt_to_tree): Use sizetype for the step if a pointer.
10007 Use POINTER_PLUS_EXPR for pointers.
10008 (aff_combination_to_tree): Use sizetype for the step if a
10011 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10013 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10014 Remove commutativity hint.
10016 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10020 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10021 errorneous type. Check that v is a VAR_DECL.
10023 PR middle-end/35099
10024 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10026 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10028 PR tree-optimization/35494
10029 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10030 may be overriden at link and run time.
10032 2008-03-10 Richard Guenther <rguenther@suse.de>
10034 PR tree-optimization/34677
10035 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10036 (poolify_tree): Likewise.
10037 (modify_expr_template): Likewise.
10038 (poolify_modify_stmt): Likewise.
10039 (insert_fake_stores): Handle all component-ref style stores
10040 in addition to INDIRECT_REF. Also handle complex types.
10041 Do not poolify the inserted load.
10042 (realify_fake_stores): Do not rebuild the tree but only
10043 make it a SSA_NAME copy.
10044 (init_pre): Remove initialzation of modify_expr_template.
10045 Do not allocate modify_expr_node_pool.
10046 (fini_pre): Do not free modify_expr_node_pool.
10048 2008-03-10 Paul Brook <paul@codesourcery.com>
10050 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10051 to avoid conflicts.
10053 2008-03-10 Paul Brook <paul@codesourcery.com>
10054 Mark Shinwell <shinwell@codesourcery.com>
10056 * config/arm/cortex-r4.md: New.
10057 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10059 * config/arm/arm.md: Include cortex-r4.md.
10060 (insn): Add smmls, sdiv and udiv values.
10061 (generic_sched): Don't use generic scheduling for Cortex-R4.
10062 (arm_issue_rate): New function.
10063 (TARGET_SCHED_ISSUE_RATE): Define.
10065 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10067 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10069 2008-03-10 Richard Guenther <rguenther@suse.de>
10071 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10072 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10074 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10076 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10077 Set default to true.
10079 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10081 * c.opt (Wsynth): Deprecate.
10082 * doc/invoke.texi (Option Summary, Warning Options): Document
10083 -Wno-format-contains-nul.
10085 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10088 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10089 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10091 2008-03-09 Ira Rosen <irar@il.ibm.com>
10093 * config/rs6000/rs6000.c (builtin_description): Rename vector
10094 left shift operations.
10095 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10096 (altivec_vsl<VI_char>): Rename to ...
10097 (ashl<mode>3): ... new name.
10098 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10100 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10102 2008-03-08 Richard Guenther <rguenther@suse.de>
10104 * coverage.h (tree_coverage_counter_addr): Declare.
10105 * coverage.c (tree_coverage_counter_addr): New function.
10106 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10107 before using again.
10108 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10109 (tree_gen_one_value_profiler): Likewise.
10110 (tree_gen_ic_profiler): Likewise.
10111 (tree_gen_average_profiler): Likewise.
10112 (tree_gen_ior_profiler): Likewise.
10114 2008-03-08 Richard Guenther <rguenther@suse.de>
10116 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10117 (vn_binary_op_insert): Likewise.
10118 (vn_unary_op_lookup): Likewise.
10119 (vn_unary_op_insert): Likewise.
10120 (vn_nary_op_lookup): Declare.
10121 (vn_nary_op_insert): Likewise.
10122 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10123 and binary hashes, use a single obstack for unary_op_pool
10124 and binary_op_pool.
10125 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10126 a single struct vn_nary_op_s. Store tree code length and
10127 a variable number of operands.
10128 (struct vn_reference_op_struct): Remove unused op2.
10129 (vn_reference_op_eq): Do not compare op2.
10130 (vn_reference_op_compute_hash): Do not compute hash of op2.
10131 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10132 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10133 with vn_nary_op_compute_hash.
10134 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10135 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10137 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10139 (visit_unary_op): Call nary functions.
10140 (visit_binary_op): Likewise.
10141 (process_scc): Adjust for struct vn_tables_s changes.
10142 (allocate_vn_table): Likewise.
10143 (free_vn_table): Likewise.
10144 * tree-vn.c (vn_add): Call nary functions.
10145 (vn_lookup): Likewise.
10147 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10150 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10151 wdst back after sync_compare_and_swapqhi_internal.
10153 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10156 * config/i386/i386-modes.def (V1DI): New vector mode.
10157 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10158 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10159 (MMXMODE248): Ditto.
10160 (MMXMODE): Add V1DI mode.
10161 (mmxvecsize): Change DI mode to V1DI mode.
10162 ("mov<mode>): Use MMXMODEI8 mode iterator.
10163 ("*mov<mode>_internal_rex64"): Ditto.
10164 ("*mov<mode>_internal"): Ditto.
10165 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10166 ("mmx_sub<mode>3"): Ditto.
10167 ("mmx_adddi3"): Remove insn pattern.
10168 ("mmx_subdi3"): Ditto.
10169 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10170 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10171 ("mmx_ashl<mode>3"): Ditto.
10172 ("mmx_lshrdi3"): Remove insn pattern.
10173 ("mmx_ashldi3"): Ditto.
10174 * config/i386/i386.c (classify_argument): Handle V1DImode.
10175 (function_arg_advance_32): Ditto.
10176 (function_arg_32): Ditto.
10177 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10178 mmx_addv1di3 insn pattern.
10179 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10180 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10181 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10182 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10183 Remove definitions of built-in functions.
10184 (V1DI_type_node): New node.
10185 (v1di_ftype_v1di_int): Ditto.
10186 (v1di_ftype_v1di_v1di): Ditto.
10187 (v2si_ftype_v2si_si): Ditto.
10188 (v4hi_ftype_v4hi_di): Remove node.
10189 (v2si_ftype_v2si_di): Ditto.
10190 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10191 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10192 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10193 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10194 Add new builtins using def_builtin_const.
10195 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10196 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10197 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10198 * config/i386/mmintrin.h (__v1di): New typedef.
10199 (_mm_add_si64): Cast arguments to __v1di type.
10200 (_mm_sub_si64): Ditto.
10201 (_mm_sll_pi16): Cast __count to __v4hi type.
10202 (_mm_sll_pi32): Cast __count to __v2si type.
10203 (_mm_sll_si64): Cast arguments to __v1di type.
10204 (_mm_srl_pi16): Cast __count to __v4hi type.
10205 (_mm_srl_pi32): Cast __count to __v2si type.
10206 (_mm_srl_si64): Cast arguments to __v1di type.
10207 (_mm_sra_pi16): Cast __count to __v4hi type.
10208 (_mm_sra_pi32): Cast __count to __v2si type.
10209 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10210 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10211 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10212 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10213 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10214 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10215 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10216 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10217 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10218 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10219 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10220 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10222 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10224 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10226 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10229 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10230 reg+const addressing for Altivec modes. Don't generate reg+reg
10231 addressing for TFmode or TDmode quantities.
10233 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10235 * c-common.c (vector_types_convertible_p): Call langhook
10236 instead of comptypes.
10238 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10241 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10242 integral and scalar float variables which have a
10245 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10247 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10248 dwarf_register_span hook when emitting unwind information for
10249 register-to-memory saves.
10250 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10251 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10253 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10255 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10256 for the same VAR_DECL.
10258 2008-03-06 Tom Tromey <tromey@redhat.com>
10260 * treelang: Delete.
10261 * doc/standards.texi (Standards): Don't mention treelang.
10262 * doc/invoke.texi (Overall Options): Don't mention treelang.
10263 * doc/install.texi (Prerequisites): Don't mention bison or
10265 (Configuration): Don't mention treelang.
10266 (Building): Likewise.
10267 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10269 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10271 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10272 word-extractions out of a multi-word object.
10274 2008-03-06 Richard Guenther <rguenther@suse.de>
10276 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10277 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10278 result type and precision.
10279 * expr.c (get_inner_reference): Set unsignedp based on the result
10280 type of BIT_FIELD_REF.
10281 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10282 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10283 (try_instantiate_multiple_fields): Likewise. Use the correct type
10285 (sra_build_assignment): Likewise.
10286 (sra_build_elt_assignment): Likewise.
10287 (sra_explode_bitfield_assignment): Likewise.
10288 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10289 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10290 set BIT_FIELD_REF_UNSIGNED.
10291 (vectorizable_load): Likewise.
10293 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10295 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10298 2008-03-06 Richard Guenther <rguenther@suse.de>
10300 * alias.c (struct alias_set_entry): Move has_zero_child field
10301 to pack with alias_set.
10303 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10305 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10308 2008-03-05 Ian Lance Taylor <iant@google.com>
10310 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10312 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10314 * fwprop.c (update_df): Support width and offset parameters of
10316 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10317 global_conflicts): Change DF_REF_EXTRACT to either
10318 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10319 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10320 * df-scan.c (df_ref_record, df_defs_record,
10321 df_ref_create_structure, df_def_record_1, df_uses_record,
10322 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10323 df_bb_refs_collect, df_entry_block_defs_collect,
10324 df_exit_block_uses_collect): Support new width and offset fields.
10325 (ref_extract_pool): New storage pool.
10326 (df_free_ref): New function.
10327 (df_reg_chain_unlink, df_free_collection_rec,
10328 df_sort_and_compress_refs): Call df_free_ref.
10329 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10331 (df_ref_create_structure): Allocate df_ref_extract if offset and
10332 width fields are used.
10333 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10334 (df_uses_record): Get offset and width from ZERO_EXTRACT
10336 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10337 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10338 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10339 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10340 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10341 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10342 (df_ref_extract): New structure.
10343 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10344 (df_ref_create): Add width and offset parameters.
10346 2008-03-05 Richard Guenther <rguenther@suse.de>
10348 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10349 Use ranges_overlap_p.
10350 (offset_overlaps_with_access): Rename
10351 to ranges_overlap_p and move ...
10352 * tree-flow-inline.h (ranges_overlap_p): ... here.
10354 * tree.h (get_inner_reference, handled_component_p): Update
10357 * tree.h (record_component_aliases, get_alias_set,
10358 alias_sets_conflict_p, alias_sets_must_conflict_p,
10359 objects_must_conflict_p): Move declarations ...
10360 * alias.h (record_component_aliases, get_alias_set,
10361 alias_sets_conflict_p, alias_sets_must_conflict_p,
10362 objects_must_conflict_p): ... here.
10363 Include coretypes.h.
10364 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10366 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10368 * cfg.c: Include tree-flow.h.
10369 (remove_edge_raw): Call redirect_edge_var_map_clear.
10370 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10371 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10372 (redirect_edge_var_map_result): New.
10373 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10374 PENDING_STMT use with redirect_edge_var_map_*.
10375 * tree-ssa.c (edge_var_maps): New definition.
10376 (redirect_edge_var_map_add): New.
10377 (redirect_edge_var_map_clear): New.
10378 (redirect_edge_var_map_dup): New.
10379 (redirect_edge_var_map_vector): New.
10380 (redirect_edge_var_map_destroy): New.
10381 (ssa_redirect_edge): Replace PENDING_STMT use with
10382 redirect_edge_var_map_*.
10383 (flush_pending_stmts): Same.
10384 (delete_tree_ssa): Destroy edge var map.
10385 * tree-flow.h (struct _edge_var_map): New.
10386 Define edge_var_map vector type.
10387 Declare redirect_edge_var_map_* prototypes.
10388 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10389 * tree-cfg.c (reinstall_phi_args): Replace
10390 PENDING_STMT use with redirect_edge_var_map_*.
10392 2008-03-05 Richard Guenther <rguenther@suse.de>
10394 PR tree-optimization/35472
10395 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10396 whose single use_stmt has a overlapping set of loaded and
10397 stored symbols as that use_stmt might be a noop assignment then.
10399 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10401 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10403 2008-03-05 Richard Guenther <rguenther@suse.de>
10406 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10407 should be constants.
10408 * tree-cfg.c (verify_expr): Verify it.
10409 * fold-const.c (fold_truthop): Remove code generating
10410 BIT_FIELD_REFs of structure bases.
10411 (fold_binary): Likewise.
10412 (fold_ternary): Position and size of BIT_FIELD_REFs are
10413 always host integers.
10414 (make_bit_field_ref): Remove.
10415 (optimize_bit_field_compare): Remove.
10416 (all_ones_mask_p): Remove.
10418 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10421 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10422 (split_block_and_df_analyze): New. Split basic block and rebuild
10424 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10426 (split_pattern_seq): Likewise.
10427 (erase_matching_seqs): Likewise.
10428 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10430 2008-03-04 Geoff Keating <geoffk@apple.com>
10432 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10433 declaration and code.
10434 (tree_invalid_nonnegative_warnv_p): Likewise.
10436 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10438 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10439 examples. Truncate option-names then causing overfull hbox.
10441 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10444 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10446 * configure: Rebuilt.
10448 2008-03-04 Rafael Espindola <espindola@google.com>
10450 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10451 (tree_unary_nonnegative_warnv_p): New.
10452 (tree_binary_nonnegative_warnv_p): New.
10453 (tree_single_nonnegative_warnv_p): New.
10454 (tree_invalid_nonnegative_warnv_p): New.
10455 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10457 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10460 * opts.c (handle_option): Postpone 'unknown option' errors only for
10463 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10466 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10469 2008-03-04 Rafael Espindola <espindola@google.com>
10471 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10472 (tree_binary_nonzero_warnv_p): New.
10473 (tree_single_nonzero_warnv_p): New.
10474 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10476 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10478 PR middle-end/35456
10479 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10480 transformations for modes that have signed zeros.
10481 * ifcvt.c (noce_try_abs): Ditto.
10483 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10485 * config/i386/i386.c (override_options): Force
10486 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10488 2008-03-04 Jan Hubicka <jh@suse.cz>
10491 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10494 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10496 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10497 label to probe the stack.
10499 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10501 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10502 (__gthr_win32_mutex_destroy): Declare.
10503 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10504 __gthr_win32_mutex_destroy.
10505 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10507 2008-03-03 Jan Hubicka <jh@suse.cz>
10510 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10511 aggressive on inlining cold calls.
10513 2008-03-03 Richard Guenther <rguenther@suse.de>
10515 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10516 struct copies into the expression table.
10517 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10518 (try_to_simplify): Likewise.
10519 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10520 integral and pointer arguments which do not change the
10521 precision to NOP_EXPRs.
10522 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10523 VIEW_CONVERT_EXPR case.
10525 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10527 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10528 defined in a loop at depth 0 is invariant.
10529 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10530 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10531 be called at loop depth 0.
10533 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10536 * gcc.c (process_command): Update copyright notice dates.
10537 * gcov.c (print_version): Likewise.
10538 * gcov-dump.c (print_version): Likewise.
10539 * mips-tfile.c (main): Likewise.
10540 * mips-tdump.c (main): Likewise.
10542 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10545 * c-common.c (flag_permissive): Delete.
10546 (constant_expression_warnings): Check flags first.
10547 (constant_expression_error): New.
10548 * c-common.h (flag_permissive): Delete.
10549 (constant_expression_error): Declare.
10550 * flags.h (flag_permissive): Declare. Update description.
10551 * diagnostic.c (pedwarn): Update.
10553 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10554 (permissive_error_kind): New.
10555 * toplev.c (flag_permissive): Define. Update description.
10556 * toplev.h (permissive_error_kind): Declare.
10557 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10558 (pedwarn_c90): Use pedantic_warning_kind.
10559 * c-opts.c (c_common_post_options): flag_permissive does not affect
10560 flag_pedantic_errors.
10562 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10564 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10565 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10566 __absvsi2, __absvDI2): Use unsigned arithmetic.
10568 2008-03-02 Andi Kleen <ak@suse.de>
10569 Richard Guenther <rguenther@suse.de>
10571 * struct-equiv.c: Remove file.
10572 * cfg_cleanup.c (condjump_equiv_p): Remove.
10573 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10574 (struct-equiv.o): Remove rule.
10575 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10576 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10577 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10579 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10581 * ifcvt.c (noce_process_if_block): Try to handle only the then
10582 block if the else block exists but isn't suitable.
10584 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10587 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10588 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10589 regression from previous patch.
10591 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10594 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10596 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10597 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10598 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10599 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10600 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10601 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10602 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10603 (__gthread_mutex_destroy_function): Rename to
10604 __gthread_mutex_destroy.
10605 * gthr-dce.h (__gthread_mutex_destroy): Call
10606 pthread_mutex_destroy.
10607 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10608 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10609 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10611 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10613 * df-scan.c (df_ref_chain_change_bb): Simplify.
10614 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10615 set_block_for_insn if there's any change.
10616 * df.h ((df_insn_change_bb): Fix prototype.
10617 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10618 df_insn_change_bb, don't call set_block_for_insn.
10619 * emit-rtl.c (reorder_insns): Likewise.
10620 * haifa-sched.c (move_insn): Likewise.
10622 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10624 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10626 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10628 * tree-flow-inline.h (next_readonly_imm_use): Return
10629 NULL_USE_OPERAND_P after the end.
10631 2008-03-01 Richard Guenther <rguenther@suse.de>
10633 PR tree-optimization/35411
10634 * tree-sra.c (sra_build_assignment): Split conversion to
10635 final type to a separate statement if we are not assigning
10638 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10640 * fold-const.c (fold_convertible_p): Correct the logic to follow
10641 that in fold_convert().
10643 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
10646 * tree-inline.c (build_duplicate_type): When we make a
10647 duplicate type, make it unique in the canonical types system.
10649 2008-02-29 Tom Tromey <tromey@redhat.com>
10651 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
10652 input_file_stack_history, input_file_stack_restored): Remove.
10653 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10654 * input.h (struct file_stack): Remove.
10655 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
10656 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
10658 * diagnostic.h (struct diagnostic_context) <last_module>: Change
10660 (diagnostic_last_module_changed): Add 'map' argument.
10661 (diagnostic_set_last_function): Likewise.
10662 * diagnostic.c (undiagnostic_report_current_module): Iterate using
10663 line map, not input_file_stack.
10664 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
10666 2008-02-29 Paul Brook <paul@codesourcery.com>
10668 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
10670 2008-02-29 Paul Brook <paul@codesourcery.com>
10672 * config/arm/ieee754-df.S (muldf3): Use RET macros.
10674 2008-02-29 Richard Guenther <rguenther@suse.de>
10676 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
10678 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
10679 value for comparing for a store match.
10680 (simplify_unary_expression): Do nothing for SSA_NAMEs.
10681 (try_to_simplify): Do not do a full-blown reference lookup.
10683 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10685 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
10686 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
10688 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
10690 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
10692 * tree-loop-linear.c (try_interchange_loops): Compare memory access
10693 strides against cache sizes.
10695 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
10697 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
10700 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
10702 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
10703 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
10704 is smaller than the original promoted value.
10705 (simplify_subreg): If OP is a SUBREG, try to preserve its
10706 SUBREG_PROMOTED_VAR_P information.
10708 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
10710 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
10711 (VN_INFO_GET): Allocate new objects on the obstack.
10712 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
10713 for rpo_numbers_temp, for consistency.
10714 (free_scc_vn): Free the obstack.
10716 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
10718 * doc/invoke.texi: Document -ftree-loop-distribution.
10719 * tree-loop-distribution.c: New.
10720 * tree-pass.h (pass_loop_distribution): New.
10721 * graphds.h (struct graph): Add htab_t indices.
10722 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
10723 * tree-vectorizer.c (rename_variables_in_loop): Extern.
10724 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
10725 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
10726 * tree-data-ref.c (debug_data_dependence_relations): New.
10727 (dump_data_dependence_relation): Also print data references.
10728 (free_data_ref): Extern.
10729 (same_access_functions): Moved...
10730 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
10731 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10732 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
10733 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
10734 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
10735 (stmts_from_loop): Skip LABEL_EXPR.
10736 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
10738 (build_rdg): Initialize rdg->indices htab.
10739 (free_rdg, stores_from_loop, ref_base_address,
10740 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
10741 have_similar_memory_accesses_1, ref_base_address_1,
10742 remove_similar_memory_refs): New.
10743 * tree-data-ref.h: Depend on tree-chrec.h.
10744 (debug_data_dependence_relations, free_data_ref): Declared.
10745 (same_access_functions): ... here.
10746 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
10748 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
10749 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
10750 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
10751 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
10752 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
10753 rdg_vertex_for_stmt): Declared.
10754 (struct rdg_edge): Add level.
10756 (free_rdg, stores_from_loop, remove_similar_memory_refs,
10757 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
10759 (rdg_has_similar_memory_accesses): New.
10760 * tree-vect-analyze.c: Remove unused static decls.
10761 * lambda.h (dependence_level): New.
10762 * common.opt (ftree-loop-distribution): New.
10763 * tree-flow.h (mark_virtual_ops_in_bb,
10764 slpeel_tree_duplicate_loop_to_edge_cfg,
10765 rename_variables_in_loop): Declared.
10766 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
10767 (OBJS-common): Add tree-loop-distribution.o.
10768 (tree-loop-distribution.o): New rule.
10769 * tree-cfg.c (mark_virtual_ops_in_bb): New.
10770 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
10771 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
10773 2008-02-28 Joseph Myers <joseph@codesourcery.com>
10776 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
10777 other than structures and unions.
10779 2008-02-28 Richard Guenther <rguenther@suse.de>
10782 2008-02-26 Richard Guenther <rguenther@suse.de>
10784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
10785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
10786 (lookup_decl_from_uid): Declare.
10787 (remove_decl_from_map): Likewise.
10788 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
10789 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
10790 (decl_for_uid_map): New global hashtable mapping DECL_UID
10792 (init_ttree): Allocate it.
10793 (insert_decl_to_uid_decl_map): New helper function.
10794 (make_node_stat): Insert new decls into the map.
10795 (copy_node_stat): Likewise.
10796 (lookup_decl_from_uid): New function.
10797 (remove_decl_from_map): Likewise.
10798 (print_decl_for_uid_map_statistics): New helper.
10799 (dump_tree_statistics): Call it.
10801 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
10802 (referenced_var_iterator): Adjust.
10803 (FOR_EACH_REFERENCED_VAR): Adjust.
10804 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
10805 (num_referenced_vars): Adjust.
10806 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
10807 (first_referenced_var): Remove.
10808 (end_referenced_vars_p): Likewise.
10809 (next_referenced_var): Likewise.
10810 (referenced_var_iterator_set): New helper function.
10811 * tree-dfa.c (referenced_var_lookup): Adjust.
10812 (referenced_var_check_and_insert): Likewise.
10813 (remove_referenced_var): Likewise.
10814 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
10815 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10816 (verify_call_clobbering): Likewise.
10817 (verify_memory_partitions): Likewise.
10818 (init_tree_ssa): Allocate bitmap instead of hashtable for
10820 (delete_tree_ssa): Adjust.
10821 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
10822 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
10823 (compute_tag_properties): Likewise.
10824 (set_initial_properties): Likewise.
10825 (find_partition_for): Likewise.
10826 (update_reference_counts): Likewise.
10827 (dump_may_aliases_for): Likewise.
10828 * tree-ssa-operands.c (add_virtual_operand): Likewise.
10829 (add_call_clobber_ops): Likewise.
10830 (add_call_read_ops): Likewise.
10831 (get_asm_expr_operands): Likewise.
10832 * tree-into-ssa.c (dump_decl_set): Likewise.
10833 (update_ssa): Likewise.
10834 * tree-sra.c (scan_function): Likewise.
10835 (decide_instantiations): Likewise.
10836 (scalarize_parms): Likewise.
10837 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
10838 (dsa_named_for): Likewise.
10839 * tree-ssa-structalias.c (update_alias_info): Likewise.
10840 (merge_smts_into): Likewise.
10842 2008-02-27 David Daney <ddaney@avtrex.com>
10845 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
10846 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
10847 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
10848 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
10849 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
10851 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
10854 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
10855 (BUILT_IN_NEXTTOWARD): Remove.
10856 (BUILT_IN_NEXTTOWARDF): Ditto.
10857 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
10858 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
10860 2008-02-27 Tom Tromey <tromey@redhat.com>
10862 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
10863 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
10865 2008-02-27 Jan Beulich <jbeulich@novell.com>
10867 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
10868 update the respective field on newdecl.
10870 2008-02-27 Revital Eres <eres@il.ibm.com>
10872 PR rtl-optimization/34999
10873 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
10874 crossing edges that ends with a call insn.
10875 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
10876 call insn and clear the EDGE_CROSSING flag of the crossing edge
10877 when fixing fallthru edges.
10879 2008-02-27 Richard Guenther <rguenther@suse.de>
10881 PR middle-end/35390
10882 * fold-const.c (fold_unary): Return the correct argument,
10883 converted to the result type.
10885 2008-02-27 Richard Guenther <rguenther@suse.de>
10887 PR middle-end/34971
10888 * expr.c (expand_expr_real_1): Assert on rotates that operate
10890 * fold-const.c (fold_binary): Use the types precision, not the
10891 bitsize of the mode if folding rotate expressions. Build rotates
10892 only for full modes.
10894 2008-02-27 Jakub Jelinek <jakub@redhat.com>
10896 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
10897 and CPP_PRAGMA_EOL.
10898 * c-pragma.c (pragma_ns_name): New typedef.
10899 (registered_pp_pragmas): New variable.
10900 (c_pp_lookup_pragma): New function.
10901 (c_register_pragma_1): If flag_preprocess_only, do nothing
10902 for non-expanded pragmas, for expanded ones push pragma's
10903 namespace and name into registered_pp_pragmas vector.
10904 (c_invoke_pragma_handler): Register OpenMP pragmas even when
10905 flag_preprocess_only, don't register GCC pch_preprocess
10906 pragma if flag_preprocess_only.
10907 * c-opts.c (c_common_init): Call init_pragma even if
10908 flag_preprocess_only.
10909 * c-pragma.c (c_pp_lookup_pragma): New prototype.
10910 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
10911 cpp_register_pragma if flag_preprocess_only.
10913 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10916 * c-parser.c (c_parser_translation_unit): Warn for empty
10917 translation unit, not empty source file.
10919 2008-02-26 Paul Brook <paul@codesourcery.com>
10921 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
10922 operand for Thumb-2.
10923 * config/arm/arm.h (reg_class): Add CORE_REGS.
10924 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
10925 (BASE_REG_CLASS): Use CORE_REGS.
10926 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
10927 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
10928 (REGNO_OK_FOR_INDEX_P): Exclude SP.
10929 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
10930 ARM_REGNO_OK_FOR_INDEX_P.
10931 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
10932 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
10933 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
10934 (ldm/stm peepholes): Ditto.
10935 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
10936 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
10937 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
10938 * config/arm/constraints.md: Enable "k" constraint on ARM.
10940 2008-02-27 Ben Elliston <bje@au.ibm.com>
10942 * config/rs6000/rs6000.c: Annotate cache line size field in all
10943 instances of struct processor_costs.
10945 2008-02-26 David Edelsohn <edelsohn@gnu.org>
10947 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
10948 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
10949 jump_bypass): New counters.
10950 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
10951 * dce.c (gate_ud_dce): Same.
10952 (gate_fast_dce): Same.
10953 * dse.c (gate_dse1): New function.
10954 (gate_dse2): New function.
10955 (gate_dse): Merge results of new gate functions.
10956 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
10957 (gate_handle_jump_bypass): Add dbg_cnt.
10958 (gate_handle_gcse): Add dbg_cnt.
10959 * ifcvt.c (gate_handle_if_conversion): Same.
10960 (gate_handle_if_after_combine): Same.
10961 (gate_handle_if_after_reload): Same.
10962 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
10964 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
10966 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
10968 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
10970 2008-02-26 Jason Merrill <jason@redhat.com>
10973 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
10974 alone if it's the naming decl for the type's main variant.
10976 2008-02-26 Tom Tromey <tromey@redhat.com>
10978 * system.h (USE_MAPPED_LOCATION): Poison.
10979 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
10980 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
10981 (make_goto_expr_edges): Likewise.
10982 (remove_bb): Likewise.
10983 (execute_warn_function_return): Likewise.
10984 * basic-block.h (struct edge_def) <goto_locus>: Change type to
10986 * c-common.c (fname_decl): Remove old location code.
10987 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
10989 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
10991 (ASM_INPUT_SOURCE_LOCATION): Likewise.
10992 (gen_rtx_ASM_INPUT): Likewise.
10993 (gen_rtx_ASM_INPUT_loc): Likewise.
10994 (get_rtx_asm_OPERANDS): Remove.
10995 * cfglayout.c (insn_locators_alloc): Remove old location code.
10996 (set_curr_insn_source_location): Likewise.
10997 (curr_insn_locator): Likewise.
10998 * print-tree.c (print_node): Remove old location code.
10999 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11000 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11001 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11002 location_from_locus.
11003 (construct_exit_block): Remove old location code.
11004 * emit-rtl.c (force_next_line_note): Remove old location code.
11005 * profile.c (branch_prob): Remove old location code.
11006 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11007 LOC_LINE): Remove old-location variants.
11008 * langhooks.c (lhd_print_error_function): Remove old location
11010 * configure, config.in: Rebuilt.
11011 * configure.ac (--enable-mapped-location): Remove.
11012 * c-decl.c (c_init_decl_processing): Remove old location code.
11013 (finish_function): Likewise.
11014 * recog.c (decode_asm_operands): Remove old location code.
11015 * c-pch.c (c_common_read_pch): Remove old location code.
11016 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11018 * gimple-low.c (lower_function_body): Remove old location code.
11019 * toplev.c (unknown_location): Remove.
11020 (push_srcloc): Remove old-location variant.
11021 (process_options): Remove old location code.
11022 (lang_dependent_init): Likewise.
11023 * input.h (UNKNOWN_LOCATION): Move definition.
11024 (location_t): Undeprecate.
11025 (source_locus): Remove.
11026 (location_from_locus): Remove.
11027 (struct location_s): Remove.
11028 Remove all old-location code.
11029 (input_line, input_filename): Remove.
11030 * final.c (final_scan_insn): Remove old location code.
11031 * diagnostic.c (diagnostic_build_prefix): Remove
11032 USE_MAPPED_LOCATION test.
11033 * tree.h (gimple_stmt) <locus>: Now a location_t.
11034 (tree_exp) <locus>: Likewise.
11035 (DECL_IS_BUILTIN): Remove old-location variant.
11036 (annotate_with_file_line, annotate_with_locus): Likewise.
11037 (expr_locus, set_expr_locus): Update.
11038 * tree.c (build1_stat): Remove old location code.
11039 (last_annotated_node): Remove.
11040 (annotate_with_file_line): Remove old-location variant.
11041 (annotate_with_locus): Likewise.
11042 (expr_location): Remove old location code.
11043 (set_expr_location): Likewise.
11044 (expr_has_location): Likewise.
11045 (expr_locus): Likewise.
11046 (set_expr_locus): Likewise.
11047 (expr_filename): Don't use location_from_locus.
11048 (expr_lineno): Likewise.
11049 * rtl-error.c (location_for_asm): Remove old location code.
11050 * c-lex.c (cb_line_change): Remove old location code.
11051 (fe_file_change): Likewise.
11052 (cb_def_pragma): Likewise.
11053 (c_lex_with_flags): Likewise.
11054 * gengtype.c (do_typedef): Don't special-case location types.
11055 (define_location_structures): Remove.
11056 (main): Don't call define_location_structures.
11057 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11060 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11063 * builtins.def (BUILT_IN_STDARG_START): Remove.
11064 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11065 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11066 * tree-inline.c (inline_forbidden_p_1): Likewise.
11068 2008-02-26 Richard Guenther <rguenther@suse.de>
11070 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11071 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11072 (lookup_decl_from_uid): Declare.
11073 (remove_decl_from_map): Likewise.
11074 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11075 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11076 (decl_for_uid_map): New global hashtable mapping DECL_UID
11078 (init_ttree): Allocate it.
11079 (insert_decl_to_uid_decl_map): New helper function.
11080 (make_node_stat): Insert new decls into the map.
11081 (copy_node_stat): Likewise.
11082 (lookup_decl_from_uid): New function.
11083 (remove_decl_from_map): Likewise.
11084 (print_decl_for_uid_map_statistics): New helper.
11085 (dump_tree_statistics): Call it.
11087 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11088 (referenced_var_iterator): Adjust.
11089 (FOR_EACH_REFERENCED_VAR): Adjust.
11090 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11091 (num_referenced_vars): Adjust.
11092 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11093 (first_referenced_var): Remove.
11094 (end_referenced_vars_p): Likewise.
11095 (next_referenced_var): Likewise.
11096 (referenced_var_iterator_set): New helper function.
11097 * tree-dfa.c (referenced_var_lookup): Adjust.
11098 (referenced_var_check_and_insert): Likewise.
11099 (remove_referenced_var): Likewise.
11100 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11102 (verify_call_clobbering): Likewise.
11103 (verify_memory_partitions): Likewise.
11104 (init_tree_ssa): Allocate bitmap instead of hashtable for
11106 (delete_tree_ssa): Adjust.
11107 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11109 (compute_tag_properties): Likewise.
11110 (set_initial_properties): Likewise.
11111 (find_partition_for): Likewise.
11112 (update_reference_counts): Likewise.
11113 (dump_may_aliases_for): Likewise.
11114 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11115 (add_call_clobber_ops): Likewise.
11116 (add_call_read_ops): Likewise.
11117 (get_asm_expr_operands): Likewise.
11118 * tree-into-ssa.c (dump_decl_set): Likewise.
11119 (update_ssa): Likewise.
11120 * tree-sra.c (scan_function): Likewise.
11121 (decide_instantiations): Likewise.
11122 (scalarize_parms): Likewise.
11123 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11124 (dsa_named_for): Likewise.
11125 * tree-ssa-structalias.c (update_alias_info): Likewise.
11126 (merge_smts_into): Likewise.
11128 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11131 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11132 * c-opts.c (c_common_handle_option): Wall enables
11133 Wvolatile-register-var.
11134 * common.opt: Move Wvolatile-register-var to...
11137 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11139 * common.opt (Wlarger-than=): New.
11140 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11142 * opts.c (common_handle_option): Handle -Wlarger-than=.
11143 * optc-gen.awk: Likewise.
11144 * opth-gen.awk: Likewise.
11145 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11146 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11148 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11150 * c-common.c (match_case_to_enum_1): Add appropriate
11151 OPT_W* parameter to warning.
11152 (c_do_switch_warnings): Likewise.
11153 * c-typeck.c (warning_init): Add one more parameter following
11154 'warning' function.
11155 (push_init_level): Update call to warning_init.
11156 (pop_init_level): Likewise.
11157 (add_pending_init): Likewise.
11158 (output_init_element: Likewise.
11160 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11163 * toplev.c (toplev_main): If there are warnings or error, print
11164 errors for ignored options.
11165 * opts.c (ignored_options): New static variable.
11166 (postpone_unknown_option_error): New.
11167 (print_ignored_options): New.
11168 (handle_option): Postpone errors for unknown -Wno-* options.
11169 * opts.h (print_ignored_options): Declare.
11171 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11173 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11176 2008-02-25 Richard Guenther <rguenther@suse.de>
11179 2008-02-25 Richard Guenther <rguenther@suse.de>
11181 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11182 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11183 (lookup_decl_from_uid): Declare.
11184 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11185 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11186 (decl_for_uid_map): New global hashtable mapping DECL_UID
11188 (init_ttree): Allocate it.
11189 (insert_decl_to_uid_decl_map): New helper function.
11190 (make_node_stat): Insert new decls into the map.
11191 (copy_node_stat): Likewise.
11192 (lookup_decl_from_uid): New function.
11193 (print_decl_for_uid_map_statistics): New helper.
11194 (dump_tree_statistics): Call it.
11196 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11197 (referenced_var_iterator): Adjust.
11198 (FOR_EACH_REFERENCED_VAR): Adjust.
11199 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11200 (num_referenced_vars): Adjust.
11201 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11202 (first_referenced_var): Remove.
11203 (end_referenced_vars_p): Likewise.
11204 (next_referenced_var): Likewise.
11205 (referenced_var_iterator_set): New helper function.
11206 * tree-dfa.c (referenced_var_lookup): Adjust.
11207 (referenced_var_check_and_insert): Likewise.
11208 (remove_referenced_var): Likewise.
11209 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11210 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11211 (verify_call_clobbering): Likewise.
11212 (verify_memory_partitions): Likewise.
11213 (init_tree_ssa): Allocate bitmap instead of hashtable for
11215 (delete_tree_ssa): Adjust.
11216 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11217 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11218 (compute_tag_properties): Likewise.
11219 (set_initial_properties): Likewise.
11220 (find_partition_for): Likewise.
11221 (update_reference_counts): Likewise.
11222 (dump_may_aliases_for): Likewise.
11223 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11224 (add_call_clobber_ops): Likewise.
11225 (add_call_read_ops): Likewise.
11226 (get_asm_expr_operands): Likewise.
11227 * tree-into-ssa.c (dump_decl_set): Likewise.
11228 (update_ssa): Likewise.
11229 * tree-sra.c (scan_function): Likewise.
11230 (decide_instantiations): Likewise.
11231 (scalarize_parms): Likewise.
11232 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11233 (dsa_named_for): Likewise.
11234 * tree-ssa-structalias.c (update_alias_info): Likewise.
11235 (merge_smts_into): Likewise.
11237 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11240 * doc/invoke.texi (-fcx-limited-range): Document new option.
11241 * toplev.c (process_options): Handle -fcx-fortran-rules.
11242 * common.opt: Add documentation for -fcx-fortran-rules.
11244 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11247 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11248 actual behaviour and C99.
11250 2008-02-26 Ben Elliston <bje@au.ibm.com>
11252 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11253 (ASM_CPU_POWER6_SPEC): Likewise.
11254 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11255 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11256 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11258 2008-02-25 Richard Guenther <rguenther@suse.de>
11260 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11261 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11262 (lookup_decl_from_uid): Declare.
11263 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11264 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11265 (decl_for_uid_map): New global hashtable mapping DECL_UID
11267 (init_ttree): Allocate it.
11268 (insert_decl_to_uid_decl_map): New helper function.
11269 (make_node_stat): Insert new decls into the map.
11270 (copy_node_stat): Likewise.
11271 (lookup_decl_from_uid): New function.
11272 (print_decl_for_uid_map_statistics): New helper.
11273 (dump_tree_statistics): Call it.
11275 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11276 (referenced_var_iterator): Adjust.
11277 (FOR_EACH_REFERENCED_VAR): Adjust.
11278 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11279 (num_referenced_vars): Adjust.
11280 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11281 (first_referenced_var): Remove.
11282 (end_referenced_vars_p): Likewise.
11283 (next_referenced_var): Likewise.
11284 (referenced_var_iterator_set): New helper function.
11285 * tree-dfa.c (referenced_var_lookup): Adjust.
11286 (referenced_var_check_and_insert): Likewise.
11287 (remove_referenced_var): Likewise.
11288 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11289 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11290 (verify_call_clobbering): Likewise.
11291 (verify_memory_partitions): Likewise.
11292 (init_tree_ssa): Allocate bitmap instead of hashtable for
11294 (delete_tree_ssa): Adjust.
11295 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11296 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11297 (compute_tag_properties): Likewise.
11298 (set_initial_properties): Likewise.
11299 (find_partition_for): Likewise.
11300 (update_reference_counts): Likewise.
11301 (dump_may_aliases_for): Likewise.
11302 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11303 (add_call_clobber_ops): Likewise.
11304 (add_call_read_ops): Likewise.
11305 (get_asm_expr_operands): Likewise.
11306 * tree-into-ssa.c (dump_decl_set): Likewise.
11307 (update_ssa): Likewise.
11308 * tree-sra.c (scan_function): Likewise.
11309 (decide_instantiations): Likewise.
11310 (scalarize_parms): Likewise.
11311 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11312 (dsa_named_for): Likewise.
11313 * tree-ssa-structalias.c (update_alias_info): Likewise.
11314 (merge_smts_into): Likewise.
11316 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11319 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11320 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11321 * alias.h (nonoverlapping_memrefs_p): Likewise.
11323 2008-02-25 Jan Beulich <jbeulich@novell.com>
11325 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11326 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11327 __emultls_get_address, __emultls_register_common,
11328 __floatundi?f, and _Unwind_GetIPInfo.
11329 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11330 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11331 (gen_regparm_prefix): Likewise.
11332 (i386_nlm_encode_section_info): Sync with
11333 config/i386/winnt.c:i386_pe_encode_section_info().
11334 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11335 i386_nlm_mangle_decl_assembler_name): New.
11336 (netware_override_options): New.
11337 * config/i386/netware.h (netware_override_options): Declare.
11338 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11339 (i386_nlm_mangle_decl_assembler_name): Declare.
11340 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11342 2008-02-25 Ben Elliston <bje@au.ibm.com>
11345 * c-decl.c (grokdeclarator): Remove unused local variables
11346 `typedef_type' and `type_as_written'.
11348 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11349 unused local variable `has_hot_blocks'.
11350 (fix_crossing_conditional_branches): Remove unused local variable
11353 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11355 PR middle-end/19984
11356 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11357 using DEF_C99_BUILTIN.
11358 (BUILT_IN_NANF): Ditto.
11359 (BUILT_IN_NANL): Ditto.
11361 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11362 Revital Eres <eres@il.ibm.com>
11364 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11365 regarding the order of two dependent insns in the same row.
11367 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11369 * stor-layout.c (layout_decl): Do not bump the alignment of a
11370 bit-field to more than byte alignment if it is packed.
11372 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11374 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11377 2008-02-24 Diego Novillo <dnovillo@google.com>
11379 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11382 * tree-vrp.c (vrp_evaluate_conditional): With
11383 -Wtype-limits, emit a warning when comparing against a
11384 constant outside the natural range of OP0's type.
11385 * c.opt (Wtype-limits): Move ...
11386 * common.opt (Wtype-limits): ... here.
11388 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11390 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11391 * config/rs6000/e300c2c3.md: New file.
11392 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11394 (rs6000_override_options): Add e300c2 and e300c3 cases to
11395 processor_target_table. Do not allow usage of Altivec or Spe
11396 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11397 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11398 * config/rs6000/rs6000.h (processor_type): Add
11399 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11400 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11401 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11402 and ppce300c3. Include e300c2c3.md.
11404 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11406 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11407 instead of TARGET_STRICT_ALIGN.
11409 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11411 * explow.c (memory_address): Assert that the generated address is
11414 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11417 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11418 * config/darwin-ppc-ldouble-patch.def: New file.
11419 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11420 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11421 SUBTARGET_INIT_BUILTINS if defined.
11422 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11425 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11428 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11429 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11431 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11434 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11435 file" warning condtional on -Winvalid-PCH.
11437 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11439 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11441 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11445 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11446 prevent reload from using MMX registers.
11447 (*mov<mode>_internal): Ditto.
11448 (*movv2sf_internal_rex64): Ditto.
11449 (*movv2sf_internal): Ditto.
11451 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11453 PR documentation/31569
11454 * doc/install.texi2html: Use makeinfo --no-number-sections.
11456 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11458 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11459 ensure that we can address an entire entity > 8 bytes. Don't
11460 generate reg+reg addressing for such data.
11462 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11464 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11465 strings when optimizing for size, unless the target cares about
11468 2008-02-22 Tom Tromey <tromey@redhat.com>
11470 * regclass.c (current_pass): Remove declaration.
11472 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11474 * config/avr/libgcc.S (__RAMPZ__): Define.
11475 (__do_copy_data): Add for devices with 128KB code memory.
11477 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11479 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11481 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11483 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11485 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11488 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11491 * c-typeck.c (build_binary_op): Warn about floating point
11492 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11494 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11497 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11498 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11500 (rs6000_override_options): Set altivec_abi as default, not override,
11501 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11502 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11503 is used; use new member spe_abi.
11504 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11505 spe_abi and altivec_abi.
11507 2008-02-22 Tomas Bily <tbily@suse.cz>
11509 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11511 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11514 * config.build (build_file_translate): Set to `CMD //c' only if
11516 * Makefile.in (build_file_translate): Improve comment.
11518 2008-02-21 Jan Hubicka <jh@suse.cz>
11520 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11521 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11522 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11524 2008-02-21 Michael Matz <matz@suse.de>
11527 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11529 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11531 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11532 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11533 as insn constraint.
11534 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11535 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11536 SSE_VEC_FLOAT_MODE_P as insn constraint.
11537 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11538 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11539 sse4a_movntdf using MODEF mode iterator.
11540 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11541 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11542 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11543 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11544 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11545 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11546 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11548 2008-02-21 Richard Guenther <rguenther@suse.de>
11550 * tree.def (PAREN_EXPR): New tree code.
11551 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11553 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11554 * expr.c (expand_expr_real_1): Likewise.
11555 * tree-inline.c (estimate_num_insns_1): Likewise.
11556 * tree-complex.c (expand_complex_move): Likewise.
11557 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11560 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11563 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11565 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11568 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11570 * config/sh/sh.c (find_barrier): Don't go past
11571 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11573 2008-02-20 DJ Delorie <dj@redhat.com>
11575 * config/h8300/h8300.md (insv): Force source operand to be a register.
11577 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11578 as a jump, not as a plain insn.
11580 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11582 * doc/invoke.texi (Warning Options): Add new option
11583 -Wframe-larger-than=.
11584 (-Wframe-larger-than): Document.
11586 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11587 Add declarations for new option variables.
11589 * final.c (final_start_function): Check the frame size
11590 before emission and issue a Wframe-larger-than warning.
11592 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11593 Add definitions for new option variables.
11594 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11596 * common.opt (Wframe-larger-than=): New option.
11598 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11600 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11601 (<sse>_div<mode>3): Ditto.
11602 (<sse>_vmdiv<mode>3): Ditto.
11603 (<sse>_vmsqrt<mode>2): Ditto.
11604 (*smax<mode>3): Ditto.
11605 (sse5_frcz<mode>2): Ditto.
11606 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11607 as insn constraint.
11609 2008-02-20 Richard Guenther <rguenther@suse.de>
11611 PR middle-end/35265
11612 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11613 be happy with INTEGRAL_TYPE_P.
11615 2008-02-20 Richard Guenther <rguenther@suse.de>
11617 * fold-const.c (split_tree): Associate floatig-point expressions
11618 if flag_associative_math is set.
11620 2008-02-20 Richard Guenther <rguenther@suse.de>
11622 * tree.h (fold_real_zero_addition_p): Declare.
11623 * fold-const.c (fold_real_zero_addition_p): Export.
11624 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11625 floating-point operations with zero and one.
11627 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11629 * doc/install.texi: Correct references to CFLAGS, replacing them
11630 with BOOT_CFLAGS. Document flags used during bootstrap for
11633 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11635 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11636 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11637 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
11639 (smin<mode>3): Ditto from similar patterns.
11640 (smax<mode>3): Ditto.
11641 (*ieee_smin<mode>3): Ditto.
11642 (*ieee_smax<mode>3): Ditto.
11643 * config/i386/sse.md (sse): New mode attribute.
11644 (mov<mode>): Macroize expander from movv4sf and movv2df using
11645 SSEMODEF2P mode iterator.
11646 (<sse>_movnt<mode>): Ditto from similar patterns. Use
11647 SSE_VEC_FLOAT_MODE_P as insn constraint.
11648 (storent<mode>): Ditto.
11649 (storent<mode>): Macroize expander from storentsf and storentdf using
11650 MODEF mode iterator.
11651 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
11652 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
11653 (abs<mode>2): Ditto from similar patterns.
11654 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
11655 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
11656 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
11657 (<sse>_vmsqrt<mode>2): Ditto.
11658 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
11659 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
11660 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
11661 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
11662 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
11663 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
11664 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
11666 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
11667 iterator and SSE_FLOAT_MODE_P as insn constraint.
11668 (<sse>_ucomi): Ditto from similar patterns.
11669 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
11670 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
11671 SSE_VEC_FLOAT_MODE_P as insn constraint.
11672 (vcond<mode>): Ditto from similar patterns.
11673 (and<mode>3, *and<mode>3): Ditto.
11674 (<sse>_nand<mode>3): Ditto.
11675 (ior<mode>3, *ior<mode>3): Ditto.
11676 (xor<mode>3, *xor<mode>3): Ditto.
11677 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
11678 iterator and SSE_FLOAT_MODE_P as insn constraint.
11679 (*nand<mode>3): Ditto from similar patterns.
11680 (*ior<mode>3): Ditto.
11681 (*xor<mode>3): Ditto.
11683 2008-02-20 Ira Rosen <irar@il.ibm.com>
11685 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
11686 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
11687 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
11689 2008-02-19 Jan Hubicka <jh@suse.cz>
11691 * predict.c (tree_bb_level_predictions): Remove variable next
11692 mistakely introduced by previous commit.
11694 2008-02-19 Jan Hubicka <jh@suse.cz>
11696 * predict.c (predict_paths_leading_to): Rewrite.
11697 (predict_paths_for_bb): New.
11698 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
11700 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11703 * Makefile.in (build_file_translate): New.
11704 (gcc-vers.texi): Use it for translating $(abs_srcdir).
11705 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
11706 * configure.ac (build_file_translate): Substitute it.
11707 * configure: Regenerate.
11709 2008-02-19 Jan Hubicka <jh@suse.cz>
11711 PR rtl-optimization/34408
11712 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
11715 2008-02-19 Jan Hubicka <jh@suse.cz>
11717 PR middle-end/28779
11718 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
11721 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
11724 * config/i386/i386-modes.def: Revert the last DI alignment
11725 change until Ada people can look into it.
11727 2008-02-19 Nick Clifton <nickc@redhat.com>
11729 * opts.c (print_specific_help): Fix typo in --help text.
11731 2008-02-19 Jakub Jelinek <jakub@redhat.com>
11734 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
11735 32-bit inline asm without asm alternatives for host GCC < 3.0.
11737 2008-02-19 Richard Guenther <rguenther@suse.de>
11739 PR tree-optimization/34989
11740 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
11741 Allow propagation to INDIRECT_REF if we can simplify only.
11743 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11745 * c-common.c (warn_for_collisions_1): Use appropriate option when
11748 2008-02-19 Nick Clifton <nickc@redhat.com>
11751 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
11752 (handle_options): Fix indentation.
11753 (print_filtered_help): If no language-specific options were
11754 displayed tell the user how to list all the options supported by
11755 the language's front-end.
11756 (print_specific_help): Fix indentation and remove duplicate line.
11757 (common_handle_option): Handle the -v option.
11758 For --help enable the display of undocumented options if the -v
11759 switch has been included on the command line.
11760 For --help= check for overlaps in the arguments between the option
11761 classes and the language names and issue a warning when they
11762 cannot be disambiguated.
11763 * c.opt (v): Pass on to the common option handler.
11765 2008-02-19 Revital Eres <eres@il.ibm.com>
11767 * modulo-sched.c (sms_schedule): Change dump message when
11768 create_ddg function fails.
11769 (try_scheduling_node_in_cycle): Rename row to cycle.
11770 (print_partial_schedule): Rename CYCLE to ROW.
11772 2008-02-19 Christian Bruel <christian.bruel@st.com>
11773 Zdenek Dvorak <ook@ucw.cz>
11775 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
11777 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11780 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
11781 (*x86_movdicc_0_m1_se): Ditto.
11783 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
11785 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
11786 (CMPtype): Define as __gcc_CMPtype.
11787 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
11788 (CMPtype): Define as __gcc_CMPtype.
11790 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
11792 Support valgrind 3.3 for --enable-checking=valgrind.
11793 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
11795 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
11796 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
11797 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
11798 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
11799 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
11800 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
11801 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
11803 * ggc-zone.c: Similar.
11804 * ggc-page.c: Similar.
11806 2008-02-19 Paul Brook <paul@codesourcery.com>
11809 * config/arm/ieee754-df.S: Fix do_it typo.
11810 * config/arm/ieee754-sf.S: Fix do_it typo.
11812 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11815 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
11816 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
11817 (OPTION_MASK_ISA_SSE_SET): Likewise.
11818 (OPTION_MASK_ISA_SSE2_SET): Likewise.
11819 (OPTION_MASK_ISA_SSE3_SET): Likewise.
11820 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
11821 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
11822 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
11823 (OPTION_MASK_ISA_SSE4_SET): Likewise.
11824 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
11825 (OPTION_MASK_ISA_SSE5_SET): Likewise.
11826 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
11827 (OPTION_MASK_ISA_MMX_UNSET): Updated.
11828 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
11829 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
11830 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
11831 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
11832 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
11833 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
11834 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
11835 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
11836 (OPTION_MASK_ISA_SSE4): Removed.
11837 (ix86_handle_option): Turn on bits in ix86_isa_flags and
11838 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
11839 (override_options): Don't turn on implied SSE/MMX bits in
11842 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
11844 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
11847 2008-02-18 Joey Ye <joey.ye@intel.com>
11849 PR middle-end/34921
11850 * tree-nested.c (insert_field_into_struct): Set type alignment
11851 to field alignment if the former is less than the latter.
11853 2008-02-18 Jakub Jelinek <jakub@redhat.com>
11855 * BASE-VER: Set to 4.4.0.
11857 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11859 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
11860 * doc/cfg.texi: Likewise.
11861 * doc/extend.texi: Likewise.
11862 * doc/gty.texi: Likewise.
11863 * doc/invoke.texi: Likewise.
11864 * doc/loop.texi: Likewise.
11865 * doc/md.texi: Likewise.
11866 * doc/passes.texi: Likewise.
11867 * doc/rtl.texi: Likewise.
11868 * doc/sourcebuild.texi: Likewise.
11869 * doc/tm.texi: Likewise.
11870 * doc/tree-ssa.texi: Likewise.
11872 2008-02-17 Richard Guenther <rguenther@suse.de>
11874 PR middle-end/35227
11875 * tree-complex.c (init_parameter_lattice_values): Handle parameters
11876 without default definition.
11878 2008-02-17 Richard Guenther <rguenther@suse.de>
11880 PR tree-optimization/35231
11881 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
11884 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
11887 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11888 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11889 libgcc_cmp_return mode.
11891 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11894 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
11896 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
11898 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
11901 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11903 * doc/c-tree.texi: Use `@.' where appropriate.
11904 * doc/extend.texi: Likewise.
11905 * doc/install.texi: Likewise.
11906 * doc/invoke.texi: Likewise.
11907 * doc/loop.texi: Likewise.
11908 * doc/makefile.texi: Likewise.
11909 * doc/md.texi: Likewise.
11910 * doc/passes.texi: Likewise.
11911 * doc/standards.texi: Likewise.
11912 * doc/tm.texi: Likewise.
11914 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11916 PR middle-end/35196
11917 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
11919 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
11920 rather than in entry_bb.
11922 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11924 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
11925 libgcc_cmp_return mode.
11927 2008-02-15 Jakub Jelinek <jakub@redhat.com>
11929 PR middle-end/35130
11930 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
11931 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
11933 2008-02-15 Richard Guenther <rguenther@suse.de>
11934 Zdenek Dvorak <ook@ucw.cz>
11936 PR tree-optimization/35164
11937 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
11938 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
11939 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
11940 Only propagate addresses which do not have abnormal SSA_NAMEs
11943 2008-02-15 Joseph Myers <joseph@codesourcery.com>
11946 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
11948 2008-02-15 Jan Hubicka <jh@suse.cz>
11950 PR middle-end/35149
11951 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
11953 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11955 PR middle-end/34621
11956 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
11957 when calculating alignment_pad.
11959 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
11961 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
11962 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
11963 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
11964 and STACK_BOUNDARY define.
11966 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
11968 PR preprocessor/35061
11969 * c-pragma.c (handle_pragma_pop_macro): Check that
11970 pushed_macro_table has been allocated.
11972 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
11974 PR middle-end/35136
11975 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
11976 (force_gimple_operand): Likewise.
11977 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
11978 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
11979 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
11980 (find_interesting_uses_address): Check addressability and alignment
11981 of the base expression only after substituting bases of IVs into it.
11983 2008-02-14 Michael Matz <matz@suse.de>
11986 * function.c (instantiate_virtual_regs_in_insn): Reload address
11987 before falling back to reloading the whole operand.
11989 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
11991 * config/s390/s390.c (s390_mainpool_start): Emit the pool
11992 before the first section switch note.
11994 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11996 * doc/bugreport.texi: Update copyright years.
11997 * doc/c-tree.texi: Likewise.
11998 * doc/cfg.texi: Likewise.
11999 * doc/cpp.texi: Likewise.
12000 * doc/cppinternals.texi: Likewise.
12001 * doc/fragments.texi: Likewise.
12002 * doc/frontends.texi: Likewise.
12003 * doc/gcc.texi: Likewise.
12004 * doc/gty.texi: Likewise.
12005 * doc/hostconfig.texi: Likewise.
12006 * doc/implement-c.texi: Likewise.
12007 * doc/libgcc.texi: Likewise.
12008 * doc/loop.texi: Likewise.
12009 * doc/makefile.texi: Likewise.
12010 * doc/options.texi: Likewise.
12011 * doc/passes.texi: Likewise.
12012 * doc/rtl.texi: Likewise.
12013 * doc/sourcebuild.texi: Likewise.
12014 * doc/standards.texi: Likewise.
12015 * doc/tree-ssa.texi: Likewise.
12016 * doc/trouble.texi: Likewise.
12018 * doc/extend.texi: Use @: or add comma where appropriate.
12019 * doc/invoke.texi: Likewise.
12020 * doc/tm.texi: Likewise.
12022 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12025 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12028 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12030 * doc/md.texi (clz, ctz): Add reference.
12031 * doc/rtl.texi (clz, ctz): Likewise.
12033 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12036 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12039 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12041 * config/s390/s390.c (struct constant_pool): New field
12042 emit_pool_after added.
12043 (s390_mainpool_start): Set the emit_pool_after flag according
12044 to the section switch notes.
12045 (s390_mainpool_finish): Consider emit_pool_after when emitting
12046 the literal pool at the end of the function.
12047 (s390_chunkify_start): Force literal pool splits at section
12050 2008-02-13 Michael Matz <matz@suse.de>
12053 * var-tracking.c (clobber_variable_part): Correctly traverse the
12056 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12059 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12060 Add -fdump-ipa-inline.
12061 * tree-dump.c (dump_files): Remove tree-inlined dump.
12062 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12064 2008-02-12 Richard Guenther <rguenther@suse.de>
12066 PR tree-optimization/35171
12067 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12070 2008-02-12 Richard Guenther <rguenther@suse.de>
12072 PR middle-end/35163
12073 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12074 value-preserving mode. Disallow final truncation.
12076 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12078 PR middle-end/35136
12079 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12080 code from here to...
12081 (force_gimple_operand): ...here.
12083 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12086 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12087 non-compatible pointers.
12088 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12089 different FIELD_DECLs, try harder by comparing field offsets, sizes
12092 PR inline-asm/35160
12093 * function.c (match_asm_constraints_1): Don't replace the same input
12096 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12098 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12099 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12100 (expand_epilogue): Restore RAMPZ register.
12101 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12103 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12105 * config/i386/cygwin.asm: (__alloca): Correct calling
12106 convention and alignment.
12107 (__chkstk): Force 8 byte stack alignment.
12109 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12110 Richard Guenther <rguenther@suse.de>
12112 PR tree-optimization/33992
12113 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12114 the zero we compare against.
12116 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12118 PR libfortran/35063
12119 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12120 to CloseHandle after unlocking to prevent accumulation of handle
12123 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12125 PR middle_end/34150
12126 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12127 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12128 and update LABEL_NUSES during and after reload.
12130 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12132 PR middle-end/34627
12133 * combine.c (simplify_if_then_else): Make sure the comparison is
12134 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12136 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12139 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12140 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12141 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12142 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12143 * tree.h (get_type_static_bounds): Likewise.
12145 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12147 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12148 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12149 Make -Wfoo language annotations match what the compiler outputs.
12151 2008-02-08 Sa Liu <saliu@de.ibm.com>
12153 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12154 intrinsics spu_convts, spu_convtu, spu_convtf.
12156 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12158 * doc/extend.texi (Function Attributes) <noinline>: Mention
12159 asm ("") as method to keep calls.
12161 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12164 * doc/options.texi (Options): Replace references to opts.sh with
12166 * opts-common.c: Likewise.
12167 * optc-gen.awk: Likewise.
12169 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12171 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12173 2008-02-07 Richard Henderson <rth@redhat.com>
12176 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12177 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12180 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12182 PR tree-optimization/35085
12183 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12184 for operand entry oe2 in addition to operand entry oe3 in order to
12185 expose more opportunities for vectorizer sum reduction.
12187 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12190 * Makefile.in (LIBS): Remove $(GMPLIBS).
12191 (cc1-dummy, cc1): Add $(GMPLIBS).
12193 2008-02-06 Jan Hubicka <jh@suse.cz>
12196 * i386.md (moddf_integer): Do not produce partial memory stalls for
12197 targets where it hurts.
12199 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12202 * optabs.c (expand_float): Do not check for decimal modes when
12203 expanding unsigned integer through signed conversion.
12205 2008-02-06 Nick Clifton <nickc@redhat.com>
12207 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12208 inside the clobber with a match_operand and duplicated operand
12209 number in the constraint.
12210 (ineqbranchsi): Delete redundant comment.
12212 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12214 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12215 builtin_define ("__USE_INIT_FINI__").
12216 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12218 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12220 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12222 PR documentation/30330
12223 * doc/invoke.texi (C++ Dialect Options)
12224 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12225 For each warning option -Wfoo that allows -Wno-foo, ensure both
12226 -Wfoo and -Wno-foo are listed in the option index. Fix index
12227 entry of -Wswitch-default, index -Wnormalized= including the
12228 `=', and -Wlarger-than-@var{len} including @var{len}.
12230 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12232 * config/i386/i386.md (floatunssisf2): Use
12233 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12234 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12235 Macroize expander using MODEF mode iterator.
12237 2008-02-05 Diego Novillo <dnovillo@google.com>
12239 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12242 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12244 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12247 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12249 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12252 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12253 to indicate if a message should be generated.
12254 (init_cumulative_args): Updated.
12255 (function_value_32): Likewise.
12257 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12259 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12261 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12264 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12265 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12267 2008-02-04 Diego Novillo <dnovillo@google.com>
12269 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12272 * tree-vrp.c (vrp_evaluate_conditional): With
12273 -Wtype-limits, emit a warning when comparing against a
12274 constant outside the natural range of OP0's type.
12276 2008-02-04 Richard Guenther <rguenther@suse.de>
12278 PR middle-end/33631
12279 * expr.c (count_type_elements): Give for unions instead of
12282 2008-02-04 Richard Guenther <rguenther@suse.de>
12284 PR middle-end/35043
12285 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12286 to TYPE_DOMAINs base type instead of using bitsizetype here.
12288 2008-02-03 Jason Merrill <jason@redhat.com>
12290 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12292 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12295 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12296 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12297 (RS/6000 and PowerPC Options): Fix typos and markup.
12298 * doc/passes.texi (Tree-SSA passes): Likewise.
12300 2008-02-02 Michael Matz <matz@suse.de>
12303 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12304 from record_last_reg_set_info.
12305 (record_last_reg_set_info): Take an RTX argument, iterate over all
12306 constituent hardregs.
12307 (record_last_set_info, record_opr_changes): Change calls to
12308 new signature or to record_last_reg_set_info_regno.
12310 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12312 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12314 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12316 PR rtl-optimization/34773
12317 * reg-notes.def (EQUAL): Mention significance of combination of
12318 REG_EQUAL and REG_RETVAL.
12319 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12320 insn that has a REG_RETVAL.
12322 2008-02-01 Roger Sayle <roger@eyesopen.com>
12325 * configure.ac (--enable-fixed-point): Disable unless explicitly
12327 * configure: Regenerate.
12329 2008-02-01 Richard Guenther <rguenther@suse.de>
12332 * invoke.texi (-finline-limit): Remove no longer true parts
12333 of the documentation. Note that there is no default value.
12335 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12336 Mark Mitchell <mark@codesourcery.com>
12337 Ben Elliston <bje@au.ibm.com>
12340 * doc/extend.texi (Other Builtins): Document.
12342 2008-01-31 Tom Browder <tom.browder@gmail.com>
12344 * doc/c-tree.texi (Types): Fix grammar.
12345 (Expression trees): Ditto.
12346 * doc/passes.texi (Tree-SSA passes): Ditto.
12348 * doc/configterms.texi (Configure Terms): Fix typo.
12349 * doc/cpp.texi (Common Predefined Macros): Ditto.
12350 * doc/md.texi (Machine Constraints): Ditto.
12352 * doc/makefile.texi (Makefile): Add comma.
12354 2008-01-31 Tom Browder <tom.browder@gmail.com>
12355 Gerald Pfeifer <gerald@pfeifer.com>
12357 * doc/sourcebuild.texi (Front End): Remove references to CVS
12358 and CVSROOT/modules.
12359 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12360 (Back End): Remove reference to CVS.
12362 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12365 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12367 (mips16_gp_pseudo_reg): ...here.
12368 * config/mips/mips.md (load_const_gp): Replace with...
12369 (load_const_gp_<mode>): ...this :P-based insn.
12371 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12373 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12374 options. Minor fixes.
12375 (-std): Move reference to standards closer to where language
12376 standards are first mentioned.
12378 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12380 PR rtl-optimization/34995
12381 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12382 parameter and return a bool. If the rtx parameter is nonnull,
12383 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12384 (find_reloads): Update call accordingly. Pass the new operand
12385 if it needed no address reloads, otherwise pass null.
12387 2008-01-30 Richard Henderson <rth@redhat.com>
12390 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12391 for unbounded arrays.
12393 2008-01-30 Silvius Rus <rus@google.com>
12395 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12397 2008-01-30 Jan Hubicka <jh@suse.cz>
12400 * i386.c (init_cumulative_args): Use real function declaration when
12403 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12405 PR rtl-optimization/34998
12406 * global.c (build_insn_chain): Treat non-subreg_lowpart
12407 SUBREGs of pseudos as clobbering all the words covered by the
12408 SUBREG, not just all the bytes.
12409 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12410 original df_ref rather than an extract parameter.
12411 (global_conflicts): Update call accordingly.
12413 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12415 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12416 the overflow check to make it easier to read.
12417 (__fixtfdi): Change the type of the ll member in union
12418 long_double to UDItype_x.
12420 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12422 PR middle-end/34969
12423 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12424 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12425 * tree-inline.c (fold_marked_statements): Call
12426 cgraph_update_edges_for_call_stmt if folding a call statement.
12427 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12428 debug_generic_stmt calls, reset it back afterwards.
12431 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12433 * c-typeck.c (build_external_ref): Don't pedwarn about
12434 static vars in current function's scope.
12436 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12438 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12440 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12443 * ipa-struct-reorg.c: Fix spelling.
12444 * params.def: Ditto.
12446 2008-01-29 Richard Guenther <rguenther@suse.de>
12448 PR middle-end/35006
12449 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12451 * tree-inline.c (remap_type): Increment remapping_type_depth
12452 around remapping types.
12453 (copy_body_r): Only add referenced variables if they are referenced
12454 from code, not types.
12456 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12467 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12468 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12470 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12473 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12474 pointer for tiny stack.
12476 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12478 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12480 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12482 * config/vx-common.h: Fix typo in comment.
12484 2008-01-28 Ian Lance Taylor <iant@google.com>
12488 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12489 coalesce pointers if they have different DECL_NO_TBAA_P values.
12490 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12491 between variables with different DECL_NO_TBAA_P values.
12493 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12496 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12497 are not legitimate small data references on SPE targets.
12499 2008-01-28 David Daney <ddaney@avtrex.com>
12501 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12503 2008-01-28 David Daney <ddaney@avtrex.com>
12505 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12507 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12509 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12510 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12511 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12512 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12513 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12514 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12515 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12516 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12518 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12520 * basic-block.h (condjump_equiv_p): Fix comment.
12522 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12524 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12525 print_generic_stmt_indented): Fix comment.
12527 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12529 * configure.ac (__stack_chk_fail): Add detecion for availability
12530 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12531 * configure: Regenerate.
12533 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12535 PR middle-end/34688
12536 * final.c (output_addr_const): Handle TRUNCATE.
12538 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12541 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12542 (zero_cost, infinite_cost): New constants.
12543 (struct cost_pair): Change type of cost to comp_cost.
12544 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12545 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12547 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12548 split_address_cost, ptr_difference_cost, difference_cost,
12549 get_computation_cost_at, get_computation_cost,
12550 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12551 determine_use_iv_cost_condition, determine_use_iv_costs,
12552 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12553 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12554 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12555 Change type of cost to comp_cost.
12556 (determine_iv_cost): Increase cost of non-original ivs, instead
12557 of decreasing the cost of original ones.
12558 (get_address_cost): Indicate the complexity of the addressing mode
12560 (try_add_cand_for): Prefer using ivs not specific to some object.
12561 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12563 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12564 Janis Johnson <janis187@us.ibm.com>
12567 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12568 (TARGET_INSTANTIATE_DECLS): Likewise.
12569 * target.h (expand_to_rtl_hook): New target hook.
12570 (instantiate_decls): Likewise.
12571 * function.c (instantiate_decl): Make non-static. Rename to...
12572 (instantiate_decl_rtl): ... this.
12573 (instantiate_expr): Use instantiate_decl_rtl.
12574 (instantiate_decls_1): Likewise.
12575 (instantiate_decls): Likewise.
12576 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12577 * function.h (instantiate_decl_rtl): Add prototype.
12578 * cfgexpand.c (target.h): New include.
12579 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12580 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12581 (TARGET_INSTANTIATE_DECLS): Likewise.
12582 (TARGET_INITIALIZER): New target hooks added.
12583 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12585 * config/rs6000/rs6000.c (tree-flow.h): New include.
12586 (machine_function): Add sdmode_stack_slot field.
12587 (rs6000_alloc_sdmode_stack_slot): New function.
12588 (rs6000_instantiate_decls): Likewise.
12589 (rs6000_secondary_memory_needed_rtx): Likewise.
12590 (rs6000_check_sdmode): Likewise.
12591 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12592 (TARGET_INSTANTIATE_DECLS): Likewise.
12593 (rs6000_hard_regno_mode_ok): Allow SDmode.
12594 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12595 (rs6000_emit_move): Handle SDmode.
12596 (function_arg_advance): Likewise.
12597 (function_arg): Likewise.
12598 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12599 SDmode var args for 32-bit compiles.
12600 (rs6000_secondary_reload_class): Handle SDmode.
12601 (rs6000_output_function_epilogue): Likewise.
12602 (rs6000_function_value): Simplify if statement.
12603 (rs6000_libcall_value): Likewise.
12604 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12605 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12606 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12607 (movsd_hardfloat): New define_insn.
12608 (movsd_softfloat): Likewise.
12609 (movsd_store): Likewise.
12610 (movsd_load): Likewise.
12611 (extendsddd2): Likewise.
12612 (extendsdtd2): Likewise.
12613 (truncddsd2): Likewise.
12614 (movdd_hardfloat64): Fixup comment.
12615 (UNSPEC_MOVSD_LOAD): New constant.
12616 (UNSPEC_MOVSD_STORE): Likewise.
12618 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12621 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12623 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12624 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12625 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12626 and TRUTH_XOR_EXPR.
12628 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12631 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12632 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12633 __LONGDOUBLE128 too.
12634 * config/rs6000/aix61.h: New file.
12636 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12638 PR rtl-optimization/34959
12639 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
12640 popcount and parity rtxes the same mode as their operand.
12641 Truncate or extend the result to the return value's mode
12644 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12647 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
12648 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
12649 to GOT_VERSION_REGNUM.
12650 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
12651 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
12652 * config/mips/mips.c (mips_emit_call_insn): New function.
12653 (mips_call_tls_get_addr): Call mips_expand_call directly.
12654 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
12656 (mips16_build_call_stub): Likewise. Return the call insn or null.
12657 (mips_expand_call): Update the call to mips16_build_call_stub
12658 accordingly and a remove redundant condition. Assert that MIPS16
12659 stubs do not use lazy binding. Use mips_emit_call_insn and return
12661 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
12663 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
12664 (mips_avoid_hazard): Remove hazard_set handling.
12665 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
12666 (UNSPEC_RESTORE_GP): ...this.
12667 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
12668 (FAKE_CALL_REGNO): Rename to...
12669 (GOT_VERSION_REGNUM): ...this.
12670 (type): Add "ghost" value. Add an associated insn reservation.
12671 (hazard_set): Remove.
12672 (exception_receiver): Rename to...
12673 (restore_gp): ...this and update the unspec identifier accordingly.
12674 (exception_receiver, nonlocal_got_receiver): New expanders.
12675 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
12676 FAKE_CALL_REGNO. Remove hazard_set attribute.
12677 (set_got_version, update_got_version): New patterns.
12679 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
12682 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
12684 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12687 * doc/install.texi2html: Generate gcc-vers.texi.
12689 2008-01-25 DJ Delorie <dj@redhat.com>
12691 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12693 2008-01-25 Joseph Myers <joseph@codesourcery.com>
12695 * config/c4x: Remove directory.
12696 * config.gcc (crx-*, mt-*): Mark obsolete.
12697 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
12698 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
12699 sh-*-rtemscoff*): Remove cases.
12700 * defaults.h (C4X_FLOAT_FORMAT): Remove.
12701 * real.c (encode_c4x_single, decode_c4x_single,
12702 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
12703 c4x_extended_format): Remove.
12704 * real.h (c4x_single_format, c4x_extended_format): Remove.
12705 * doc/extend.texi (interrupt, naked): Remove mention of attributes
12707 (Pragmas): Remove comment about c4x pragmas.
12708 * doc/install.texi (c4x): Remove target-specific instructions.
12709 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
12710 * doc/md.texi (Machine Constraints): Remove C4x documentation.
12711 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
12712 refer to C4x source files as examples.
12713 (C4X_FLOAT_FORMAT): Remove documentation.
12715 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
12717 * config/bfin/bfin.c (override_options): Reorder tests so that
12718 flag_pic gets enabled for -msep-data.
12720 2008-01-25 Richard Guenther <rguenther@suse.de>
12722 PR middle-end/32244
12723 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
12724 to its bitfield precision if required.
12726 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12728 PR middle-end/33880
12729 * tree-nested.c (walk_omp_for): New function.
12730 (convert_nonlocal_reference, convert_local_reference): Call
12731 walk_omp_for on OMP_FOR.
12732 (convert_call_expr): Call walk_body on OMP_FOR's
12733 OMP_FOR_PRE_INIT_BODY.
12735 2008-01-25 Richard Guenther <rguenther@suse.de>
12737 PR tree-optimization/34966
12738 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
12739 default defs and PHI_NODEs we have to insert after the
12740 defining statement.
12742 2008-01-24 Nick Clifton <nickc@redhat.com>
12744 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
12745 Provide a default definition.
12746 (LIBGCC2_UNITS_PER_WORD): Likewise.
12748 * config/stormy16/stormy16.c: Include df.h for the prototype
12749 for df_regs_ever_live_p.
12750 (xstormy16_expand_builtin_va_start): Convert the stack offset
12751 into a component_ref and then use POINTER_PLUS_EXPR to add it
12752 to the incoming_virtual_args_rtx.
12753 (xstormy16_gimplify_va_arg_expr): Rename to
12754 xstormy16_gimplify_va_arg_expr.
12755 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
12756 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
12757 xstormy16_gimplify_va_arg_expr.
12758 Fix up some formatting issues.
12760 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
12761 Move to predicates.md.
12762 (xs_hi_general_operand): Likewise.
12763 (xs_hi_nonmemory_operand): Likewise.
12764 * config/stormy16/predicates.md:
12765 (xstormy16_carry_plus_operand): New predicate.
12766 (xs_hi_general_operand): New predicate.
12767 (xs_hi_nonmemory_operand): New predicate.
12768 * config/stormy16/stormy16-protos.h:
12769 (xstormy16_carry_plus_operand): Delete prototype.
12770 (xs_hi_general_operand): Likewise.
12771 (xs_hi_nonmemory_operand): Likewise.
12773 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
12774 modifiers as they are no longer needed and they can trigger
12775 reload spill failures.
12777 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
12778 with a match_operand in order to help reload.
12780 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
12781 constraint with 'e' for the 8th alternative as this version of
12782 the mov.w instruction only accepts the lower 8 registers.
12784 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
12787 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
12788 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
12791 2008-01-25 Jakub Jelinek <jakub@redhat.com>
12793 PR middle-end/33333
12794 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
12796 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12798 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
12800 (remove_structure): Update allocations list before removing structure.
12802 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
12804 * ipa-struct-reorg.c (is_safe_cond_expr,
12805 create_new_stmts_for_cond_expr): Use integer_zerop function,
12806 that recognize not only zero-pointer, but zero-integer too.
12808 2008-01-25 Ben Elliston <bje@au.ibm.com>
12811 * fixproto: Escape "." in sed expression that strips leading "./".
12813 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
12816 * gcc.c (SWITCH_OK): Removed.
12817 (SWITCH_LIVE): Changed to bit.
12818 (SWITCH_FALSE): Likewise.
12819 (SWITCH_IGNORE): Likewise.
12820 (switchstr): Change live_cond to unsigned int.
12821 (process_command): Replace SWITCH_OK with 0.
12822 (do_self_spec): Likewise.
12823 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
12824 (give_switch): Likewise.
12825 (used_arg): Likewise.
12826 (do_spec_1): Set the SWITCH_IGNORE bit.
12827 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
12828 bits. Set the SWITCH_LIVE bit.
12830 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
12832 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
12834 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
12836 PR tree-optimization/34472
12837 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
12838 parameter to a "bool *" and set *DATA to false if there is
12839 an unsafe access. Do not delete the structure here.
12840 (check_cond_exprs): Delete it here instead.
12841 (check_cond_exprs, exclude_cold_structs): Do not increase
12842 I when removing a structure.
12844 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
12847 * config/i386/i386.c (ix86_expand_vector_init): Consider only
12848 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
12850 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
12852 PR middle-end/34934
12853 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
12854 a fixed vector for stack.
12856 2008-01-24 Ben Elliston <bje@au.ibm.com>
12859 * doc/gcc.texi (Software development): Add a direntry for g++.
12861 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
12863 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
12864 stale and straggling -fforce-addr comments above.
12866 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
12868 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
12869 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
12871 2008-01-23 Michael Matz <matz@suse.de>
12874 * dwarf2out.c (force_type_die): Use modified_type_die instead of
12877 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
12879 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
12880 malloc result type.
12882 2008-01-23 Anatoly Sokolov <aesok@post.ru>
12884 * config/avr/avr.c (avr_current_arch): New variable.
12885 (avr_arch_types): Add 'avr31' and 'avr51' entries.
12886 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
12887 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
12888 (avr_override_options): Init 'avr_current_arch'.
12889 (base_arch_s): Move from here...
12890 * config/avr/avr.h (base_arch_s): ... here. Add new members
12891 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
12892 'mega' to 'have_jmp_call'.
12893 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
12894 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
12896 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
12898 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12899 MULTILIB_MATCHES): (Ditto.).
12901 2008-01-23 Richard Guenther <rguenther@suse.de>
12903 PR middle-end/31529
12904 * cgraphunit.c (cgraph_reset_node): Always mark the node
12905 not reachable if it is not queued already.
12907 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
12909 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
12910 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
12911 (cputype_selected): New static variable.
12912 (bfin_handle_option): Set it if -mcpu is used.
12913 (override_option): Select default set of workarounds if no cpu type
12914 selected on the command line.
12915 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
12917 From Michael Frysinger <michael.frysinger@analog.com>
12918 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
12919 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
12921 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
12922 for bf547, bf523, bf524, and bf526.
12923 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
12925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
12926 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
12927 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
12928 __ADSPBF547__ and __ADSPBF54x__ for bf547.
12929 * doc/invoke.texi (Blackfin Options): Document that
12930 -mcpu now accept bf547, bf523, bf524, and bf526.
12932 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
12934 PR rtl-optimization/34628
12935 * combine.c (try_combine): Stop and undo after the first combination
12936 if an autoincrement side-effect on the first insn has effectively
12939 2008-01-22 David Edelsohn <edelsohn@gnu.org>
12942 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
12943 Offset addresses are not valid for Altivec or paired float modes.
12945 2008-01-22 Jakub Jelinek <jakub@redhat.com>
12948 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
12949 if DECL_INITIAL (decl) is error_mark_node.
12952 * c-common.c (handle_vector_size_attribute): Only allow
12953 integral, scalar float and fixed point types. Handle OFFSET_TYPE
12954 the same way as pointer, array etc. types.
12955 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
12958 * tree.c (build_type_attribute_qual_variant): Call
12959 build_qualified_type if attributes are equal, but quals are not.
12961 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12964 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
12965 * flags.h (warn_strict_aliasing): Remove.
12966 (warn_strict_overflow): Remove.
12967 * opts.c (warn_strict_aliasing): Remove.
12968 (warn_strict_overflow): Remove.
12969 * c-opts.c (c_common_handle_option): -Wall only sets
12970 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
12971 (c_common_post_options): Give default values to -Wstrict-aliasing
12972 and -Wstrict-overflow if they are uninitialized.
12973 * common.opt (Wstrict-aliasing): Specify Var and Init.
12974 (Wstrict-overflow): Likewise.
12976 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12978 PR rtl-optimization/26854
12979 PR rtl-optimization/34400
12980 PR rtl-optimization/34884
12981 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
12983 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
12984 (df_rd_bb_info.expanded_lr_out): Deleted
12985 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
12986 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
12987 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
12988 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
12989 Removed code to allocate, initialize or free expanded_lr_out.
12990 (df_rd_bb_local_compute_process_def): Restructured to make more
12992 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
12993 sets if the sets are being trimmed.
12995 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
12998 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
12999 (as_vers): Likewise.
13000 * configure: Regenerated.
13002 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13004 PR middle-end/33092
13005 * tree-pass.h (pass_build_alias): New pass.
13006 * tree-ssa-alias.c (gate_build_alias): New.
13007 (pass_build_alias): New.
13008 * passes.c (init_optimization_passes): Add pass_build_alias after
13009 pass_create_structure_vars.
13011 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13013 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13014 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13015 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13016 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13017 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13018 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13019 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13020 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13021 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13022 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13023 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13024 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13025 * config/s390/s390.md (FP_ALL): New mode iterator.
13026 (_d): New mode attribute.
13027 ("*signbit<mode>2>"): Changed mode of first operand.
13028 ("isinf<mode>2"): Changed mode of first operand.
13029 ("*TDC_insn"): Adaptation for DFP modes.
13031 2008-01-22 Ben Elliston <bje@au.ibm.com>
13033 * tree.c (check_qualified_type): Improve function description.
13035 2008-01-21 Jason Merrill <jason@redhat.com>
13038 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13039 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13042 2008-01-21 DJ Delorie <dj@redhat.com>
13044 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13047 2008-01-21 Richard Guenther <rguenther@suse.de>
13049 PR middle-end/34856
13050 * tree-cfg.c (verify_expr): Allow all invariant expressions
13051 instead of just constant class ones as reference argument.
13052 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13053 like any other constant.
13054 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13056 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13058 * regmove.c (fixup_match_1): Update call crossed frequencies.
13060 2008-01-21 Richard Guenther <rguenther@suse.de>
13063 * tree-inline.c (setup_one_parameter): Deal with mismatched
13064 types using a VIEW_CONVERT_EXPR.
13066 2008-01-21 Alon Dayan <alond@il.ibm.com>
13067 Olga Golovanevsky <olga@il.ibm.com>
13069 PR tree-optimization/34701
13070 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13071 when the structure size is not a power of 2.
13073 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13075 * doc/install.texi: Add doc for --enable-checking=df.
13077 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13079 PR rtl-optimization/34808
13080 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13082 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13084 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13087 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13089 PR rtl-optimization/26854
13090 PR rtl-optimization/34400
13091 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13093 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13094 (df_rd_bb_info.expanded_lr_out): New.
13095 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13096 * loop_iv.c (iv_analysis_loop_init): Ditto.
13097 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13098 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13099 Added code to allocate, initialize or free expanded_lr_out.
13100 (df_rd_bb_local_compute_process_def): Restructured to make
13101 more understandable.
13102 (df_rd_confluence_n): Add code to do nothing with fake edges and
13103 code to no apply invalidate_by_call sets if the sets are being trimmed.
13104 (df_lr_local_finalize): Renamed to df_lr_finalize.
13105 (df_live_local_finalize): Renamed to df_live_finalize.
13107 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13110 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13111 deciding whether to use reciprocal instructions.
13113 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13115 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13116 dwarf2out_note_section_used if cold_text_section is NULL.
13118 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13120 PR gcov-profile/34610
13121 * tree-cfg.c (make_edges): Mark both outgoing edges from
13122 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13123 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13124 from OMP_FOR and OMP_CONTINUE outgoing edges.
13126 * tree-profile.c (tree_profiling): Return early if
13127 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13129 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13130 from cfun to child_cfun.
13131 * function.h (struct function): Add after_tree_profile bit.
13133 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13135 * config/avr/avr.S (_exit): Disable interrupt.
13137 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13138 Steven Bosscher <stevenb.gcc@gmail.com>
13140 PR rtl-optimization/26854
13141 PR rtl-optimization/34400
13142 * df-problems.c (df_live_scratch): New scratch bitmap.
13143 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13144 (df_live_reset): Clear the proper bitmaps.
13145 (df_live_bb_local_compute): Only process the artificial defs once
13146 since the order is not important.
13147 (df_live_init): Init the df_live sets only with the variables
13148 found live by df_lr.
13149 (df_live_transfer_function): Use the df_lr sets to prune the
13150 df_live sets as they are being computed.
13151 (df_live_free): Free df_live_scratch.
13153 2008-01-18 Ian Lance Taylor <iant@google.com>
13155 * common.opt: Add fmerge-debug-strings.
13156 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13157 flag_merge_debug_strings rather than flag_merge_constants.
13158 * doc/invoke.texi (Option Summary): Mention
13159 -fmerge-debug-strings.
13160 (Debugging Options): Document -fmerge-debug-strings.
13162 2008-01-18 Ian Lance Taylor <iant@google.com>
13165 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13166 (struct tree_function_decl): Add new field operator_new_flag.
13167 * tree-inline.c (expand_call_inline): When inlining a call to
13168 operator new, force the return value to go into a variable, and
13169 set DECL_NO_TBAA_P on that variable.
13170 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13172 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13175 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13176 DWARF2_DEBUGGING_INFO.
13177 (dwarf2out_note_section_used): Ditto. Add prototype.
13178 (have_multiple_function_sections, text_section_used,
13179 cold_text_section_used, *cold_text_sections): Move declarations
13182 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13184 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13185 field and add signal_ra.
13186 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13187 assignments to frame state pc. Move end of stack check after
13188 MD_FALLBACK_FRAME_STATE_FOR.
13189 (uw_update_context_1): Use frame state signal_regs if set, instead
13190 of checking signal_frame flag.
13191 (uw_update_context): Use frame state signal_ra if set.
13192 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13193 * config/xtensa/linux-unwind.h: New file.
13195 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13197 * modulo-sched.c (get_sched_window): Fix comment typo.
13199 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13201 PR tree-optimization/34648
13202 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13204 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13206 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13207 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13209 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13211 PR rtl-optimization/34400
13212 * df-core.c (df_worklist_dataflow_overeager,
13213 df_worklist_dataflow_doublequeue): New functions.
13214 (df_worklist_dataflow): Two different worklist solvers.
13215 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13218 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13221 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13222 and ftree-parallelize-loops.
13224 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13226 PR rtl-optimization/34826
13227 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13229 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13231 * global.c (find_reg): Mark the eh regs as used if necessary.
13232 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13233 * ra.h (struct allocno): no_eh_reg field added. Changed
13234 no_stack_reg type to bitfield.
13236 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13238 * tree.c (substitute_in_expr): Add missing 'break'.
13240 2008-01-17 Richard Guenther <rguenther@suse.de>
13242 PR tree-optimization/34825
13243 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13244 x / x as division to handle.
13246 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13248 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13249 "-pthread" is specified.
13250 * pa-hpux11.h (LIB_SPEC): Likewise.
13252 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13253 Peter Bergner <bergner@vnet.ibm.com>
13255 PR rtl-optimization/33796
13256 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13258 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13260 PR libgfortran/34699
13261 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13263 * pa-hpux10.h (LINK_SPEC): Likewise.
13264 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13266 2008-01-16 Richard Guenther <rguenther@suse.de>
13268 PR middle-end/32628
13269 * fold-const.c (fold_convert_const_int_from_int): Do not
13270 set overflow if that occured only because of a sign extension
13271 change when converting from/to a sizetype with the same
13272 precision and signedness.
13274 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13277 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13278 location address to the correct place. Update copyright year.
13280 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13282 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13283 no dependences in the dependence_relations vector.
13285 2008-01-16 Jan Hubicka <jh@suse.cz>
13287 PR rtl-optimization/31396
13288 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13289 * cfg.c (dump_reg_info): Print it.
13290 * regs.h (struct reg_info_t): add freq_calls_crossed.
13291 (REG_FREQ_CALLS_CROSSED): New macro.
13292 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13293 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13294 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13295 regmove_optimize): Update call crossed frequencies.
13296 * local-alloc.c (struct qty): Add freq_calls_crossed.
13297 (alloc_qty): Copute freq_calls_crossed.
13298 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13299 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13300 * ra.h (struct allocno): Add freq_calls_crossed.
13302 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13304 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13305 libgomp when compiling with ftree-parallelize-loops.
13306 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13308 2008-01-16 Richard Guenther <rguenther@suse.de>
13310 PR tree-optimization/34769
13311 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13312 * tree.c (int_cst_value): Instead make this function more
13313 permissive in what it accepts as valid input. Document this
13314 function always sign-extends the value.
13316 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13317 Richard Guenther <rguenther@suse.de>
13320 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13321 (gimple_fold_indirect_ref_rhs): ... this.
13322 (gimple_fold_indirect_ref): New function with foldings
13323 that preserve lvalueness.
13324 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13325 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13326 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13327 to fold an INDIRECT_REF, fall back to the old use of
13328 fold_indirect_ref_1.
13330 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13332 * tree-data-ref.c (subscript_dependence_tester_1): Call
13333 free_conflict_function.
13334 (compute_self_dependence): Same.
13336 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13339 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13340 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13342 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13343 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13344 for DWARF2_UNWIND_INFO targets.
13346 2008-01-16 Richard Guenther <rguenther@suse.de>
13349 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13350 type qualifiers for function types.
13352 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13354 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13355 loop_iterator li from previous commit.
13357 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13359 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13361 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13363 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13364 (parallelize_loops): Don't parallelize irreducible components.
13366 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13369 * c-opts (c_common_post_options): Do not enable CPP
13370 flag_pedantic_errors by default.
13372 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13374 PR rtl-optimization/31944
13375 * cse.c (remove_pseudo_from_table): New function.
13376 (merge_equiv_classes): Use above function to remove pseudo-registers.
13377 (invalidate): Likewise.
13379 2008-01-13 Richard Guenther <rguenther@suse.de>
13381 PR middle-end/34601
13382 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13383 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13385 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13387 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13388 validate_change to unshare the source of the PC set.
13390 2008-01-12 Jan Hubicka <jh@suse.cz>
13392 PR middle-end/32135
13393 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13394 references above array bounds. This might trigger bounds checks for
13395 pointers to arrays.
13397 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13399 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13400 new_replaceable_dependencies.
13402 2008-01-12 Doug Kwan <dougkwan@google.com>
13404 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13405 instead of OPT_Wreturn_type in warning due to ignored return type
13407 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13408 options included in -Wextra.
13409 * c.opt: New option -Wignored_qualifiers.
13410 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13411 -Wignore_qualifiers.
13412 (-Wignored-qualifiers): Document.
13413 (-Wreturn-type): Remove description of functionality now handled
13414 by -Wignored-qualifiers.
13416 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13419 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13420 NOP_EXPR if it is between integral types with the same precision.
13422 2008-01-12 Jan Hubicka <jh@suse.cz>
13425 * invoke.texi (max-inline-recursive-depth): Fix default value.
13427 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13429 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13432 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13434 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13436 2008-01-11 James E. Wilson <wilson@specifix.com>
13439 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13441 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13443 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13444 save/restore frame pointer register and don't use 'call-prologues'
13445 optimization in function with "OS_task" attribute.
13447 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13449 PR middle-end/31309
13450 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13451 when copying to memory.
13453 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13455 PR rtl-optimization/30905
13456 * cfgcleanup.c: Include dce.h
13457 (crossjumps_occured): New global variable.
13458 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13459 If something changed, set crossjumps_occured to true.
13460 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13461 Don't add/remove fake edges to exit here...
13462 (cleanup_cfg): ...but do it here, when crossjumping.
13463 Run a fast DCE when successful crossjumps occured in the latest
13464 iteration of try_optimize_cfg.
13466 2008-01-11 Richard Guenther <rguenther@suse.de>
13468 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13469 (struct vn_unary_op_s): Likewise.
13470 (vn_reference_insert): Free old reference on hash collision.
13472 2008-01-10 Raksit Ashok <raksit@google.com>
13474 PR rtl-optimization/27971
13475 * combine.c (find_split_point): Split PLUS expressions which are
13476 inside a MEM rtx, and whose first operand is complex.
13478 2008-01-10 DJ Delorie <dj@redhat.com>
13480 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13481 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13482 (m32c_hard_regno_ok): Call the underlying function.
13484 2008-01-10 Richard Guenther <rguenther@suse.de>
13486 PR middle-end/34683
13487 * tree-cfg.c (tree_merge_blocks): Do not go through the
13488 full-blown folding and stmt updating path if we just deal
13489 with virtual operands.
13490 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13491 test for abnormal SSA_NAMEs.
13493 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13495 PR middle-end/34641
13496 * reload.c (push_reload): Add assertions. All constants from
13497 reg_equiv_constant should have been used for replacing the respective
13499 (find_reloads_address): Invoke find_reloads_address_part for
13500 constant taken from the reg_equiv_constant array.
13502 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13504 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13505 field (valnum) the first in the struct. Replace bools with
13508 2008-01-10 Richard Guenther <rguenther@suse.de>
13510 PR tree-optimization/34651
13511 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13512 types and ordering for masking and converting.
13514 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13516 PR tree-optimization/34017
13517 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13518 also for PHI_NODE expressions.
13520 2008-01-09 Jan Hubicka <jh@suse.cz>
13522 PR tree-optimization/34708
13523 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13524 based on number of case labels.
13525 (init_inline_once): Remove switch_cost.
13526 * tree-inline.h (eni_weights_d): Remove switch_cost.
13528 2008-01-09 Richard Guenther <rguenther@suse.de>
13529 Andrew Pinski <andrew_pinski@playstation.sony.com>
13531 PR middle-end/30132
13532 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13533 temporary if an rvalue is ok or an lvalue is not required.
13535 2008-01-09 Richard Guenther <rguenther@suse.de>
13537 PR middle-end/34458
13538 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13539 adjust return type.
13541 2008-01-09 Richard Guenther <rguenther@suse.de>
13543 PR middle-end/34679
13544 * tree.c (host_integerp): Check for sizetype only if the
13545 type is an integer type.
13547 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13550 * opts.c (decode_options): Disable inlining of functions called
13551 once if not in unit-at-a-time mode.
13553 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13555 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13557 2008-01-08 Richard Guenther <rguenther@suse.de>
13559 PR middle-end/31863
13560 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13561 out early if the result will be unused.
13563 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13568 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13569 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13572 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13574 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13575 for vectorization tuned.
13577 2008-01-08 Richard Guenther <rguenther@suse.de>
13579 PR tree-optimization/34683
13580 * tree-ssa-operands.c (operand_build_cmp): Export.
13581 * tree-ssa-operands.h (operand_build_cmp): Declare.
13582 * tree-vn.c (vuses_compare): Remove.
13583 (sort_vuses): Use operand_build_cmp.
13584 (sort_vuses_heap): Likewise.
13585 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13586 to re-use old VEC if available. Do not sort already sorted VUSEs.
13587 (vdefs_to_vec): Do not sort already sorted VDEFs.
13589 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13591 PR middle-end/34694
13592 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13594 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13597 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13598 limitations of reciprocal sequences on x86 targets.
13600 2008-01-08 Richard Guenther <rguenther@suse.de>
13602 PR tree-optimization/34683
13603 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13605 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13608 * config/darwin.c (darwin_mergeable_string_section): Don't use
13609 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13611 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13614 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13615 negxf2. Macroize expander using X87MODEF mode iterator. Change
13616 predicates of op0 and op1 to register_operand.
13617 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13618 expander using X87MODEF mode iterator. Change predicates of
13619 op0 and op1 to register_operand.
13620 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13621 corresponding patterns and macroize using MODEF macro. Change
13622 predicates of op0 and op1 to register_operand and remove
13623 "m" constraint. Disparage "r" alternative with "!".
13624 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13625 macroize using X87MODEF macro. Change predicates of op0 and op1
13626 to register_operand and remove "m" constraint. Disparage "r"
13627 alternative with "!".
13628 (absneg splitter with memory operands): Remove.
13629 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13630 patterns and macroize using X87MODEF mode iterator.
13631 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13632 Change predicate of op1 to register_operand.
13633 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13634 for memory operands.
13636 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13638 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
13640 2008-01-07 Richard Guenther <rguenther@suse.de>
13642 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
13645 2008-01-07 Richard Guenther <rguenther@suse.de>
13647 PR tree-optimization/34683
13648 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
13649 VOPs of the needed size to save memory. Use VEC_quick_push
13650 to save compile-time.
13651 (vdefs_to_vec): Likewise.
13653 2008-01-07 Sa Liu <saliu@de.ibm.com>
13655 * config/spu/spu.md (divdf3): Genetate inline code for double
13656 division. The implementation doesn't handle INF or NAN, therefore it
13657 only applies when -ffinite-math-only is given.
13659 2008-01-06 Paolo Carlini <pcarlini@suse.de>
13662 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
13663 * doc/cpp.texi ([Common Predefined Macros]): Document.
13665 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
13667 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
13668 order to use commutative addition instead of subtraction.
13670 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
13671 Mircea Namolaru <namolaru@il.ibm.com>
13672 Vladimir Yanovsky <yanov@il.ibm.com>
13673 Revital Eres <eres@il.ibm.com>
13675 PR tree-optimization/34263
13676 * tree-outof-ssa.c (process_single_block_loop_latch,
13677 contains_tree_r): New functions.
13678 (analyze_edges_for_bb): Call process_single_block_loop_latch
13679 function to empty single-basic-block latch block if possible.
13681 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13683 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13685 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
13687 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13689 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
13691 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
13693 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
13695 2008-01-05 Jakub Jelinek <jakub@redhat.com>
13697 PR tree-optimization/34618
13698 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
13701 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13704 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
13705 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
13706 Update copyright year.
13708 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
13709 Update copyright year.
13710 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
13713 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
13715 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
13716 edge does not point to current bb before changing need_assert.
13718 2008-01-04 Richard Guenther <rguenther@suse.de>
13720 PR middle-end/34029
13721 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
13722 for verifying purposes if they are is_gimple_min_invariant.
13724 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
13726 PR tree-optimization/34448
13727 PR tree-optimization/34465
13728 * gimplify.c (gimplify_init_constructor): Add new parameter
13729 notify_temp_creation. Use it.
13730 (gimplify_modify_expr_rhs): Take volatiles into account when
13731 optimizing constructors.
13732 Do not optimize constructors if gimplify_init_constructor will dump to
13734 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
13735 * gcc.c-torture/compile/pr34448.c: New.
13737 2008-01-04 Jakub Jelinek <jakub@redhat.com>
13739 PR gcov-profile/34609
13740 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
13741 return_slot if result is TREE_ADDRESSABLE.
13743 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
13745 * config/mips/mips.md (sqrt_condition): Tweak comment.
13746 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
13748 2008-01-03 Tom Tromey <tromey@redhat.com>
13751 * c-common.c (c_type_hash): Handle VLAs.
13753 2008-01-03 Jan Hubicka <jh@suse.cz>
13755 PR tree-optimization/31081
13756 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
13757 0 when inlining and not inlining to first basic block.
13758 (remap_decl): When var is initialized to 0, don't set default_def.
13759 (expand_call_inline): Set entry_bb.
13760 * tree-inline.h (copy_body_data): Add entry_bb.
13762 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13765 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
13768 PR tree-optimization/29484
13769 * tree-inline.c (inline_forbidden_p_2): New function.
13770 (inline_forbidden_p): Disallow inlining if some static var
13771 has an address of a local LABEL_DECL in its initializer.
13772 * doc/extend.texi (Labels as Values): Document &&foo behaviour
13775 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
13777 PR tree-optimization/34635
13778 * tree-data-ref.c (add_other_self_distances): Make sure that the
13779 evolution step is constant.
13781 2008-01-03 Jakub Jelinek <jakub@redhat.com>
13783 PR middle-end/34608
13784 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
13786 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
13788 * tree-sra.c (scalarize_init): Insert the generate_element_init
13789 statements after the generate_element_zero statements.
13791 2008-01-02 Richard Guenther <rguenther@suse.de>
13793 PR middle-end/34093
13794 PR middle-end/31976
13795 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
13796 for very large number of operands instead of ICEing.
13798 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
13801 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
13802 while stack probing.
13804 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
13806 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
13809 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
13811 PR libmudflap/26442
13812 * tree-mudflap.c (mx_register_decls): Guard warning by
13813 !DECL_ARTIFICIAL check.
13815 2008-01-01 Jakub Jelinek <jakub@redhat.com>
13817 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
13818 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
13819 sse5_perm<mode>): Fix constraints.